:root{--bg:#07111f;--bg-soft:#0b1730;--panel:#0d1b2d;--panel-2:#11233c;--line:rgba(150,175,210,.18);--line-strong:rgba(170,205,255,.24);--text:#e9f1ff;--muted:#b5c4d7;--red:#ff6b6b;--blue:#5bbcff;--green:#7af0a4;--gold:#ffd166;--violet:#b6a3ff;--cyan:#7ce7ff;--orange:#ff8f2f;--orange-soft:rgba(255,143,47,.16);--shadow:0 18px 50px rgba(0,0,0,.32);--shadow-lg:0 26px 70px rgba(0,0,0,.4)}
    *{box-sizing:border-box} html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
    body{margin:0;color:var(--text);font-family:"Aptos","Segoe UI Variable Text","Segoe UI Variable Display","Trebuchet MS","Segoe UI",sans-serif;font-size:clamp(.98rem,.2vw + .94rem,1.04rem);overflow-y:scroll!important;background:
      radial-gradient(circle at 8% 8%,rgba(124,231,255,.16),transparent 18%),
      radial-gradient(circle at 88% 12%,rgba(255,209,102,.12),transparent 18%),
      radial-gradient(circle at 82% 84%,rgba(122,240,164,.08),transparent 20%),
      linear-gradient(180deg,#040913 0%,#07111f 38%,#091a2f 100%);
      line-height:1.55;min-height:100vh;overflow-x:hidden;padding-top:110px}
    body::before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:30px 30px;mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 88%)}
    .page{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;max-width:1580px;margin:0 auto;padding:18px}
    main{min-width:0;max-width:1280px}
    h1,h2,h3,.section-title,.panel-header h2,.chapter h2,.nav-main,.topbar-brand strong{font-family:"Trebuchet MS","Aptos Display","Segoe UI Variable Display","Segoe UI",sans-serif}
    .topbar{position:fixed;top:18px;left:18px;right:18px;z-index:40;width:auto;margin:0;border-radius:30px;background:linear-gradient(180deg,#121315,#0b0c10);border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow-lg);transform:translateZ(0);touch-action:manipulation;overflow:hidden;font-size:clamp(.94rem,.35vw + .9rem,1rem)}
    .topbar::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.24),transparent);pointer-events:none}
    .topbar::after{content:"";position:absolute;inset:auto 8% -90px auto;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(43,124,255,.22),transparent 62%);pointer-events:none}
    .topbar-shell{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,auto) minmax(0,1fr) auto;align-items:center;gap:18px;padding:18px 24px}
    .topbar-brand{display:flex;align-items:center;gap:12px;min-width:0;text-decoration:none;color:inherit}
    .topbar-brand-copy{display:grid;gap:4px;min-width:0}
    .topbar-brand strong{font-size:clamp(2rem,1.4vw + 1.5rem,2.65rem);line-height:.9;letter-spacing:-.08em;color:var(--orange);font-family:"Trebuchet MS","Arial Rounded MT Bold","Segoe UI",sans-serif;font-weight:900;text-decoration:none}
    .topbar-brand strong span{color:#eff4ff}
    .topbar-brand small{color:#7c8596;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase}
    .travel-tabs{display:flex;align-items:stretch;gap:6px;min-width:0;overflow:auto;padding:3px 2px 6px;scrollbar-width:none}
    .travel-tabs::-webkit-scrollbar{display:none}
    .travel-tab{position:relative;display:inline-flex;align-items:center;justify-content:center;padding:14px 16px 18px;border:none;background:transparent;color:#a8adb7;border-radius:16px;font-size:.95rem;font-weight:900;text-decoration:none;cursor:pointer;white-space:nowrap;font:inherit;transition:.18s ease}
    .travel-tab:hover{color:#f5f8ff;background:rgba(255,255,255,.05)}
    .travel-tab.active{color:#f5f8ff}
    .travel-tab.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:4px;border-radius:999px;background:linear-gradient(90deg,var(--orange),#ffd166)}
    .topbar-actions{display:flex;align-items:center;gap:10px}
    .topbar-guide{width:38px;height:38px;border-radius:14px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:var(--text);text-decoration:none;font-weight:900;font-size:.95rem}
    .topbar-utility{display:grid;gap:2px;padding:10px 14px 10px 16px;border-radius:18px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);color:#eef3ff;text-decoration:none;min-width:176px}
    .topbar-utility strong{font-size:.98rem;line-height:1}
    .topbar-utility span{color:#aeb7c7;font-size:.78rem}
    .topbar-theme{width:48px;height:48px;padding:0;border-radius:16px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:#f0f4ff;font-size:1rem;cursor:pointer}
    .topbar-theme,.theme-toggle{position:relative;display:grid;place-items:center}
    .topbar-theme::before,.theme-toggle::before{content:"";width:18px;height:18px;border-radius:50%;background:conic-gradient(from 210deg,#ffd166 0 48%,#5bbcff 48% 100%);box-shadow:inset -4px -4px 0 rgba(8,21,35,.62),0 0 0 1px rgba(255,255,255,.08)}
    .theme-light .topbar-theme::before,.theme-light .theme-toggle::before{box-shadow:inset -4px -4px 0 rgba(255,255,255,.9),0 0 0 1px rgba(20,99,216,.14)}
    .topbar-login{display:inline-flex;align-items:center;gap:12px;padding:10px 18px;border-radius:18px;border:1px solid rgba(255,143,47,.42);background:linear-gradient(180deg,rgba(10,17,28,.98),rgba(16,26,39,.94));color:#eaf2ff;text-decoration:none;font-weight:900;white-space:nowrap;box-shadow:inset 0 0 0 1px rgba(255,143,47,.08)}
    .topbar-login-badge{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 30% 30%,rgba(255,178,90,.98),rgba(255,126,60,.82));font-size:.82rem;letter-spacing:.04em;color:#121315;overflow:hidden;position:relative}
    .topbar-login-badge.is-avatar{background:linear-gradient(180deg,#ff8f2f,#e96b0e);box-shadow:0 4px 14px rgba(255,143,47,.28)}
    .topbar-login-badge.is-default{background:radial-gradient(circle at 30% 30%,rgba(255,178,90,.98),rgba(255,126,60,.82))}
    .topbar-avatar-img{width:22px;height:22px;object-fit:contain;display:block}
    .topbar-avatar-initials{font-weight:800;font-size:.95rem;letter-spacing:.03em;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.2)}
    .profile-header-card{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:22px;border:1px solid rgba(255,143,47,.24);background:linear-gradient(180deg,rgba(255,143,47,.08),rgba(255,255,255,.02));margin-bottom:18px}
    .profile-avatar-large{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(180deg,#ff8f2f,#e96b0e);color:#fff;font-weight:800;font-size:1.5rem;letter-spacing:.04em;box-shadow:0 6px 20px rgba(255,143,47,.32);flex-shrink:0}
    .profile-meta{display:flex;flex-direction:column;gap:2px;min-width:0}
    .profile-name{font-size:1.2rem;font-weight:800;color:inherit}
    .profile-username{font-size:.88rem;color:rgba(173,196,229,.78)}
    .profile-email{font-size:.82rem;color:rgba(173,196,229,.58)}
    .profile-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:14px;margin-bottom:20px}
    .profile-stat-card{
      position:relative;
      background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025));
      border:1px solid rgba(255,255,255,.1);
      border-radius:20px;
      padding:16px 16px 15px;
      display:flex;
      flex-direction:column;
      gap:3px;
      overflow:hidden;
      transition:transform .25s cubic-bezier(.4,0,.2,1),border-color .25s ease,box-shadow .25s ease,background .25s ease;
    }

    .aside-auth-link,.aside-utility-link{display:flex;align-items:center;gap:8px;width:100%;min-height:40px;padding:9px 10px;border:1px solid rgba(150,175,210,.14);border-radius:12px;background:rgba(255,255,255,.04);color:var(--text);font:inherit;font-size:.76rem;font-weight:800;text-decoration:none;cursor:pointer;text-align:left}.aside-auth-link:hover,.aside-utility-link:hover{border-color:rgba(255,143,47,.35);background:rgba(255,143,47,.1)}.aside-auth-link span,.aside-utility-link span{color:var(--orange);font-size:1rem}
    @media(max-width:760px){
      html,body{overflow-y:auto!important;overflow-x:hidden!important;min-height:100%;height:auto}body{font-size:.88rem}.page{min-height:100vh;overflow:visible}main{overflow:visible}.topbar{overflow:visible}.hero,.panel,.chapter{font-size:.86rem}.hero h2{font-size:1.35rem}.section-title{font-size:1.12rem}.chapter h2{font-size:1.28rem}.chapter h3{font-size:.95rem}
      .hero-progress-panel,.hero-streak-card,.hero-focus-card,.hero-widget,.home-continue-block{padding:13px;border-radius:16px}.dashboard-stat.dashboard-stat-hero{min-height:92px;padding:12px 11px}.dashboard-stat.dashboard-stat-hero strong{font-size:1.35rem}.dashboard-stat.dashboard-stat-hero span{font-size:.68rem}.dashboard-stat-icon{width:32px;height:32px;border-radius:10px;font-size:.85rem}.hero-streak-copy strong{font-size:1.8rem}.hero-streak-copy span{font-size:.8rem}.hero-streak-card p{font-size:.75rem}.hero-streak-week span{font-size:.68rem}.hero-streak-dots{gap:5px}.hero-streak-dots span{width:13px;height:13px}
      .mobile-dock{min-height:calc(56px + env(safe-area-inset-bottom));border-radius:18px;padding:4px 4px calc(4px + env(safe-area-inset-bottom));gap:2px}.mobile-dock a,.mobile-dock button{min-height:40px;padding:5px 3px;font-size:.46rem;border-radius:11px}.mobile-dock-icon{width:15px;height:15px}.mobile-dock-icon svg{width:14px;height:14px}.mobile-dock-label{font-size:.43rem}.mobile-dock-logo{width:28px;height:28px;font-size:.7rem}.mobile-dock-brand-copy strong{font-size:.72rem}
      .performance-overlay,.rapid-overlay,.domination-overlay{overflow-y:auto!important;overflow-x:hidden!important;padding:8px!important;align-items:start}.performance-shell,.rapid-shell,.domination-shell{width:100%;max-height:none;min-height:calc(100vh - 18px);margin:64px auto 10px;overflow:visible!important;padding:12px;border-radius:18px}.domination-overlay{position:fixed;inset:0;display:none;z-index:80;background:rgba(4,12,24,.78)}.domination-overlay.show{display:block}.domination-shell{margin:8px auto;padding:10px}.precision-embedded body{height:auto;min-height:100vh;overflow-y:auto!important}.precision-embedded .domination-overlay{position:static;display:block;min-height:100vh;overflow:visible!important}.precision-embedded .domination-shell{min-height:100vh;overflow:visible!important;margin:0;padding:6px}.precision-embedded .domination-live-shell{grid-template-columns:1fr}
      .auth-overlay{padding:8px;overflow-y:auto;align-items:start}.auth-modal{width:min(100%,390px);height:auto;min-height:0;max-height:calc(100dvh - 16px);border-radius:18px;margin:0 auto;overflow:auto}.auth-frame{height:clamp(520px,calc(100dvh - 16px),720px)}
    }

    .profile-stat-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,143,47,.4);
      box-shadow:0 12px 30px rgba(0,0,0,.28);
    }
    .profile-stat-card::after{
      content:"";
      position:absolute;
      left:0;
      right:0;
      top:0;
      height:3px;
      border-radius:999px 999px 0 0;
      opacity:.85;
    }
    .profile-stat-icon{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:12px;
      margin-bottom:8px;
      font-size:1.15rem;
      color:#fff;
      background:linear-gradient(135deg,#ff8f2f,#e96b0e);
      box-shadow:0 6px 16px rgba(255,143,47,.25);
    }
    .profile-stat-card strong{font-size:1.45rem;font-weight:800;color:#ffb268;line-height:1.15;letter-spacing:-.01em}
    .profile-stat-card span{font-size:.78rem;color:rgba(173,196,229,.78);font-weight:500;letter-spacing:.01em}
    .profile-stat-card.accent-orange::after{background:linear-gradient(90deg,#ff8f2f,#ffb268)}
    .profile-stat-card.accent-blue::after{background:linear-gradient(90deg,#1463d8,#3b82f6)}
    .profile-stat-card.accent-orange .profile-stat-icon{background:linear-gradient(135deg,#ff8f2f,#e96b0e);box-shadow:0 6px 16px rgba(255,143,47,.25)}
    .profile-stat-card.accent-blue .profile-stat-icon{background:linear-gradient(135deg,#1463d8,#3b82f6);box-shadow:0 6px 16px rgba(20,99,216,.25)}
    .profile-stat-card.accent-green .profile-stat-icon{background:linear-gradient(135deg,#16a34a,#22c55e);box-shadow:0 6px 16px rgba(34,197,94,.22)}
    .profile-stat-card.accent-purple .profile-stat-icon{background:linear-gradient(135deg,#7c3aed,#a78bfa);box-shadow:0 6px 16px rgba(124,58,237,.25)}
    .profile-stat-card.accent-red .profile-stat-icon{background:linear-gradient(135deg,#dc2626,#f87171);box-shadow:0 6px 16px rgba(239,68,68,.22)}
    .profile-stat-card.accent-green:hover{border-color:rgba(34,197,94,.4)}
    .profile-stat-card.accent-blue:hover{border-color:rgba(59,130,246,.45)}
    .profile-stat-card.accent-purple:hover{border-color:rgba(167,139,250,.45)}
    .profile-stat-card.accent-red:hover{border-color:rgba(248,113,113,.45)}
    .profile-detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-bottom:20px}
    .profile-detail-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:16px}
    .profile-detail-card h3{font-size:.92rem;font-weight:800;margin:0 0 12px;color:inherit}
    .profile-chip-row{display:flex;flex-wrap:wrap;gap:8px}
    .profile-chip{display:flex;flex-direction:column;gap:2px;padding:9px 12px;border-radius:14px;border:1px solid rgba(255,143,47,.26);background:rgba(255,143,47,.08);color:inherit;text-align:left;cursor:pointer}
    .profile-chip strong{font-size:.84rem}
    .profile-chip span{font-size:.76rem;color:#ffb268}
    .profile-list{display:flex;flex-direction:column;gap:8px}
    .profile-row{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:9px 11px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);font-size:.82rem}
    .profile-row strong{font-weight:700;color:#ffb268;white-space:nowrap}
    .profile-row-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70%}
    .profile-empty{font-size:.84rem;color:rgba(173,196,229,.6)}
    .theme-light .topbar-login-badge.is-avatar{background:linear-gradient(180deg,#ff8f2f,#e96b0e);box-shadow:0 4px 14px rgba(255,143,47,.24)}
    .theme-light .topbar-avatar-initials{color:#fff}
    .theme-light .profile-header-card{border-color:rgba(255,143,47,.22);background:linear-gradient(180deg,rgba(255,143,47,.1),rgba(255,255,255,.95))}
    .theme-light .profile-avatar-large{color:#fff}
    .theme-light .profile-username{color:#5b7290}
    .theme-light .profile-email{color:#8296b1}
    .theme-light .profile-stat-card{background:linear-gradient(180deg,#f6f9ff,#fdf6ee);border-color:rgba(20,99,216,.12)}
    .theme-light .profile-stat-card:hover{border-color:rgba(255,143,47,.4);box-shadow:0 12px 28px rgba(20,99,216,.1)}
    .theme-light .profile-stat-card strong{color:#e96b0e}
    .theme-light .profile-stat-card span{color:#5b7290}
    .theme-light .profile-stat-card.accent-green:hover{border-color:rgba(34,197,94,.45)}
    .theme-light .profile-stat-card.accent-blue:hover{border-color:rgba(20,99,216,.45)}
    .theme-light .profile-stat-card.accent-purple:hover{border-color:rgba(124,58,237,.4)}
    .theme-light .profile-stat-card.accent-red:hover{border-color:rgba(220,38,38,.4)}
    .theme-light .profile-detail-card{background:#f6f9ff;border-color:rgba(20,99,216,.1)}
    .theme-light .profile-chip{background:rgba(255,143,47,.1);border-color:rgba(255,143,47,.3)}
    .theme-light .profile-chip span{color:#e96b0e}
    .theme-light .profile-row{background:#fff;border-color:rgba(20,99,216,.1)}
    .theme-light .profile-row strong{color:#e96b0e}
    .theme-light .profile-empty{color:#8296b1}
    .topbar-overlay{position:sticky;top:0;z-index:6;margin:0 0 18px;border-radius:24px}
    .topbar-overlay .topbar-shell{padding:14px 18px}
    .topbar-overlay .topbar-brand strong{font-size:1.45rem}
    .topbar-overlay .travel-tab{padding:12px 12px 16px;font-size:.88rem}
    .topbar-overlay .topbar-actions{gap:10px}
    .topbar-overlay .topbar-utility{min-width:auto;padding:10px 12px}
    .topbar-overlay .topbar-theme{width:42px;height:42px}
    .page>aside{position:sticky;top:118px;align-self:start;max-height:calc(100vh - 140px);overflow:auto;padding:18px;border-radius:28px;background:linear-gradient(180deg,rgba(13,27,45,.72),rgba(7,17,31,.84));border:1px solid rgba(184,205,235,.12);box-shadow:0 20px 54px rgba(0,0,0,.2);z-index:20;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;backdrop-filter:blur(22px);scrollbar-width:thin;scrollbar-color:rgba(255,143,47,.65) rgba(255,255,255,.06)}
    .page>aside::-webkit-scrollbar{width:10px}
    .page>aside::-webkit-scrollbar-track{background:rgba(255,255,255,.04);border-radius:999px}
    .page>aside::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(255,143,47,.96),rgba(255,166,71,.82));border-radius:999px;border:2px solid transparent;background-clip:padding-box}
    .page>aside::before{content:"";display:block;height:70px;margin:-18px -18px 16px;background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.01));border-bottom:1px solid rgba(255,255,255,.06);border-radius:28px 28px 18px 18px}
    .drawer-btn,.drawer-backdrop{display:none}
    .aside-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
    .drawer-close{display:none;width:42px;height:42px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.05);color:var(--text);font-size:1rem;cursor:pointer;flex:0 0 auto}
    .brand{margin-top:-62px;position:relative;z-index:1}
    .brand h1{margin:0;font-size:1.56rem;line-height:1.05;letter-spacing:-.04em;font-family:"Trebuchet MS","Arial Rounded MT Bold","Segoe UI",sans-serif;font-weight:900}
    .brand p{margin:12px 0 14px;color:var(--muted);font-size:.93rem;max-width:24ch}
    .pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
    .pill{padding:6px 10px;border-radius:999px;background:linear-gradient(180deg,rgba(91,188,255,.14),rgba(91,188,255,.06));border:1px solid rgba(91,188,255,.16);color:var(--cyan);font-size:.82rem;font-weight:800;letter-spacing:.01em}
    .search{width:100%;padding:13px 15px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);margin-bottom:14px;outline:none;box-shadow:inset 0 1px 0 rgba(255,255,255,.03)}
    .search:focus{border-color:rgba(124,231,255,.42);box-shadow:0 0 0 4px rgba(91,188,255,.1), inset 0 1px 0 rgba(255,255,255,.04)}
    .side-theme{display:none;width:100%;margin:0}
    .aside-tools{display:none;grid-template-columns:minmax(0,1fr) auto;gap:10px;margin:0 0 14px}
    .aside-guide{display:grid;place-items:center;min-width:44px;height:44px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.05);color:var(--text);text-decoration:none;font-weight:900}
    .phone-quick{display:none}
    nav{display:grid;gap:10px}
    nav a{display:block;text-decoration:none;padding:11px 12px 11px 16px;border-radius:14px;border:1px solid transparent;background:transparent;color:#dce8fb;font-size:.92rem;transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
    nav a:hover,nav a.active{transform:translateX(3px);border-color:rgba(255,143,47,.12);color:#fff;background:linear-gradient(90deg,rgba(255,107,26,.14),rgba(255,255,255,.03));box-shadow:inset 3px 0 0 var(--orange),0 10px 24px rgba(255,107,26,.08)}
    .nav-group{position:relative;border:1px solid rgba(159,178,202,.1);border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.015));padding:8px}
    .nav-group summary{list-style:none;cursor:pointer}
    .nav-group summary::-webkit-details-marker{display:none}
    .nav-main{position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 13px 12px 16px;border-radius:13px;color:#dce8fb;font-weight:800;background:transparent;border:1px solid transparent;transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
    .nav-main::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;border-radius:999px;background:transparent;transition:background .22s ease,box-shadow .22s ease}
    .nav-main:hover,.nav-group[open] .nav-main{border-color:rgba(255,143,47,.12);color:#fff;background:linear-gradient(90deg,rgba(255,107,26,.14),rgba(255,255,255,.03));box-shadow:0 10px 24px rgba(255,107,26,.06)}
    .nav-main:hover::before,.nav-group[open] .nav-main::before{background:var(--orange);box-shadow:0 0 18px rgba(255,107,26,.28)}
    .nav-main::after{content:"+";font-size:1rem;line-height:1;color:var(--muted)}
    .nav-group[open] .nav-main::after{content:"-";color:var(--orange)}
    .nav-submenu{display:grid;gap:6px;padding-top:8px}
    .nav-submenu a{padding:8px 10px;font-size:.84rem;border-radius:12px}
    .nav-submenu button{width:100%;padding:8px 10px;border-radius:12px;border:1px solid rgba(159,178,202,.12);background:rgba(255,255,255,.04);color:#dce8fb;font:inherit;font-size:.84rem;font-weight:800;text-align:left;cursor:pointer}
    .nav-submenu button:hover,.nav-submenu a:hover{border-color:rgba(255,143,47,.18);color:#fff;background:linear-gradient(90deg,rgba(255,107,26,.14),rgba(255,255,255,.03));box-shadow:inset 3px 0 0 var(--orange),0 10px 24px rgba(255,107,26,.08)}
    .nav-submenu .nav-shortcut{background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.03));border-color:rgba(255,255,255,.08);color:#dce8fb}
    .source-test-card{margin:14px 0 0}
    .source-test-lane{display:grid;gap:16px;margin-top:18px}
    .source-test-lane-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}
    .source-test-lane-head h3{margin:0;font-size:1rem;letter-spacing:-.02em}
    .source-test-lane-head p{margin:4px 0 0;color:var(--muted);font-size:.84rem}
    .source-test-chip-row{display:none}
    .source-test-chip{display:none}
    details.source-test-card{padding:0;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);overflow:hidden}
    details.source-test-card summary{cursor:pointer;font-weight:700;color:var(--gold);margin:0;list-style:none;padding:16px 18px}
    details.source-test-card summary::-webkit-details-marker{display:none}
    .source-test-summary{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .source-test-summary-main{display:grid;gap:4px}
    .source-test-summary-main strong{font-size:.98rem;color:var(--text)}
    .source-test-summary-main span{font-size:.8rem;color:var(--muted)}
    .source-test-summary-meta{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
    .source-test-summary-meta .tag{white-space:nowrap}
    .source-test-card[open] summary{border-bottom:1px solid rgba(255,255,255,.06)}
    .source-test-card:hover{border-color:rgba(124,231,255,.2);box-shadow:0 18px 32px rgba(0,0,0,.12)}
    .source-test-card-body{padding:0 16px 16px}
    .lazy-source-note{padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.04);border:1px dashed rgba(255,255,255,.08);color:var(--muted)}
    details.source-test-card ol{margin:10px 0 0;padding-left:22px}
    details.source-test-card li{margin-bottom:14px}
    .source-test-hub-grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
    .site-footer{position:relative;margin:26px 0 24px;padding:0 18px 26px}
    .site-footer-shell{max-width:1580px;margin:0 auto}
    .site-footer-card{position:relative;overflow:hidden;padding:28px 28px 22px;border-radius:32px;background:
      radial-gradient(circle at 6% 0%,rgba(255,107,26,.12),transparent 24%),
      radial-gradient(circle at 100% 0%,rgba(77,124,255,.08),transparent 26%),
      linear-gradient(180deg,rgba(15,25,43,.96),rgba(9,16,31,.98));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:0 30px 80px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.04);
      backdrop-filter:blur(18px)}
    .site-footer-card::before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.06),transparent 18%)}
    .site-footer-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1fr) minmax(280px,.84fr);gap:24px;align-items:start}
    .site-footer-section{display:grid;gap:10px;align-content:start;padding:6px 2px}
    .site-footer-heading{display:flex;align-items:center;gap:14px;margin-bottom:12px}
    .site-footer-heading h3{margin:0;font-size:1.02rem;letter-spacing:-.03em}
    .site-footer-heading-icon{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.04));border:1px solid rgba(170,194,226,.18);box-shadow:0 14px 28px rgba(0,0,0,.1), inset 0 1px 0 rgba(255,255,255,.05);color:#e9f0fb}
    .site-footer-heading-icon svg,.site-footer-top-icon svg,.site-footer-meta-icon svg,.site-footer-socials svg{display:block;width:22px;height:22px;margin:0;align-self:center;justify-self:center;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
    .site-footer-section a{position:relative;display:inline-flex;align-items:center;gap:12px;width:max-content;max-width:100%;padding:6px 0;color:#c0cce0;text-decoration:none;font-size:1rem;font-weight:500;letter-spacing:-.01em;transition:color .22s ease,transform .22s ease}
    .site-footer-section a::before{content:"›";font-size:1.35rem;line-height:1;color:#7087a8;transform:translateX(0);transition:transform .22s ease,color .22s ease,opacity .22s ease}
    .site-footer-section a::after{content:"";position:absolute;left:30px;right:0;bottom:2px;height:1px;background:linear-gradient(90deg,rgba(255,107,26,.44),transparent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
    .site-footer-section a:hover{color:#f7fbff;transform:translateX(3px)}
    .site-footer-section a:hover::before{color:var(--orange);transform:translateX(4px)}
    .site-footer-section a:hover::after{transform:scaleX(1)}
    .site-footer-cta{position:relative;display:grid;gap:16px;align-content:start;align-self:start;min-height:0;margin-top:-8px;padding:18px 22px 16px;border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));border:1px solid rgba(184,205,235,.14);box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 18px 48px rgba(0,0,0,.12)}
    .site-footer-cta-glow{position:absolute;inset:auto -8% -34% auto;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(255,107,26,.18),transparent 66%);pointer-events:none}
    .site-footer-cta-dots{position:absolute;right:16px;bottom:16px;width:120px;height:96px;opacity:.18;background-image:radial-gradient(circle,rgba(255,255,255,.55) 1px,transparent 1px);background-size:12px 12px;mask-image:linear-gradient(135deg,transparent 0%,rgba(0,0,0,.9) 42%)}
    .site-footer-cta-brand{position:relative;z-index:1;display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;margin-top:-2px}
    .site-footer-cta-logo{width:80px;height:80px;border-radius:24px;display:grid;place-items:center;background:linear-gradient(180deg,#ff7f2f,#ff5c18);color:#fff;font-size:3rem;font-weight:900;box-shadow:0 20px 34px rgba(255,107,26,.24)}
    .site-footer-cta h3{margin:0;font-size:1.12rem;line-height:1.06;letter-spacing:-.04em;color:#f6f9ff}
    .site-footer-cta p{margin:8px 0 0;color:#aebdd4;font-size:.98rem;line-height:1.55;max-width:24ch}
    .site-footer-top{position:relative;z-index:1;display:inline-flex;align-items:center;gap:14px;justify-content:flex-start;align-self:start;min-height:56px;margin-top:2px;padding:10px 18px 10px 14px;border:none;border-radius:999px;background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(245,249,255,.88));color:#11233f;font-size:1rem;font-weight:800;letter-spacing:-.02em;cursor:pointer;box-shadow:0 18px 34px rgba(7,19,36,.14);transition:transform .24s ease,box-shadow .24s ease,background .24s ease}
    .site-footer-top-icon{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(180deg,#ff7e2d,#ff631b);color:#fff;box-shadow:0 12px 20px rgba(255,107,26,.28);transition:transform .22s ease,opacity .22s ease}
    .site-footer-top:hover{transform:translateY(-3px);box-shadow:0 24px 40px rgba(255,107,26,.18),0 18px 34px rgba(7,19,36,.16)}
    .site-footer-top:hover .site-footer-top-icon{transform:translateY(-1px);opacity:.96}
    .site-footer-bar{position:relative;z-index:1;display:grid;grid-template-columns:auto auto auto auto;align-items:center;gap:18px;margin-top:22px;padding-top:20px;border-top:1px solid rgba(184,205,235,.16)}
    .site-footer-brandmark{display:inline-flex;align-items:center;text-decoration:none;cursor:pointer;user-select:none}
    .site-footer-brandmark strong{font-family:"Trebuchet MS","Arial Rounded MT Bold","Segoe UI",sans-serif;font-size:3.55rem;line-height:.84;letter-spacing:-.11em;color:var(--orange);font-weight:900;transition:transform .22s ease,opacity .22s ease}
    .site-footer-brandmark strong span{color:#f3f7ff}
    .site-footer-brandmark:hover strong{transform:translateY(-1px);opacity:.96}
    .site-footer-meta{display:flex;align-items:center;gap:14px;min-height:54px;padding-left:18px;border-left:1px solid rgba(184,205,235,.14);color:#c1cee2;font-size:.98rem;line-height:1.35}
    .site-footer-meta-icon{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border:1px solid rgba(184,205,235,.16);color:#edf3ff}
    .site-footer-socials{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:12px;padding-left:18px;border-left:1px solid rgba(184,205,235,.14)}
    .site-footer-socials a{width:56px;height:56px;border-radius:18px;display:grid;place-items:center;color:#d4deee;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.04));border:1px solid rgba(184,205,235,.14);text-decoration:none;transition:transform .22s ease,border-color .22s ease,color .22s ease,box-shadow .22s ease}
    .site-footer-socials a:hover{transform:translateY(-3px);color:#fff;border-color:rgba(255,107,26,.34);box-shadow:0 18px 28px rgba(255,107,26,.12)}
    .hero,.panel,.chapter{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(13,27,45,.96),rgba(8,21,35,.96));border:1px solid var(--line-strong);border-radius:30px;box-shadow:var(--shadow-lg);padding:28px;margin-bottom:24px;backdrop-filter:blur(14px)}
    .hero::before,.panel::before,.chapter::before{content:"";position:absolute;inset:auto -20% 100% auto;width:280px;height:280px;background:radial-gradient(circle,rgba(91,188,255,.16),transparent 62%);pointer-events:none}
    .hero{background:
      radial-gradient(circle at 0% 0%,rgba(124,231,255,.16),transparent 22%),
      radial-gradient(circle at 100% 0%,rgba(255,209,102,.14),transparent 24%),
      linear-gradient(135deg,rgba(9,22,39,.98),rgba(11,27,47,.96) 55%,rgba(18,43,70,.92));}
    .hero::after{content:"";position:absolute;right:-40px;top:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(255,209,102,.14),transparent 58%);pointer-events:none}
    .hero h2{margin:0 0 12px;font-size:clamp(2rem,4vw,2.7rem);line-height:.98;letter-spacing:-.06em;max-width:12ch}
    .hero p{margin:0;color:var(--muted);max-width:66ch;font-size:clamp(.9rem,.35vw + .86rem,1rem)}
    .hero-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.72fr);gap:18px;align-items:stretch}
    .hero-kicker{display:inline-flex;align-items:center;gap:8px;padding:0;border:none;background:transparent;color:#7487a1;font-size:.95rem;font-weight:500;letter-spacing:-.01em;text-transform:none;margin-bottom:8px}
    .hero-main{display:grid;gap:18px;align-content:start}
    .hero-side{display:none;gap:14px}
    .home-continue-block{display:grid;gap:8px;grid-column:1 / -1}
    .hero-widget{position:relative;display:grid;gap:10px;padding:18px;border-radius:24px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
    .hero-widget::after{content:"";position:absolute;inset:auto -22% -48% auto;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(91,188,255,.12),transparent 66%);pointer-events:none}
    .hero-widget:hover{transform:translateY(-3px);border-color:rgba(124,231,255,.26);box-shadow:0 18px 38px rgba(2,12,28,.22)}
    .hero-widget-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .hero-widget-icon,.home-tile-icon,.motivation-icon,.dashboard-feedback-icon{box-shadow:0 10px 24px rgba(0,0,0,.14)}
    .hero-widget-icon{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,143,47,.22),rgba(91,188,255,.16));font-size:1.1rem}
    .hero-widget strong{font-size:1rem;line-height:1.1}
    .hero-widget p{font-size:.9rem;line-height:1.5}
    .hero-widget-list{display:grid;gap:8px}
    .hero-widget-list span{display:flex;align-items:center;gap:8px;font-size:.86rem;color:var(--muted)}
    .hero-side-live{display:grid;grid-template-rows:auto auto;gap:16px; height: 600px}
    .hero-limited-note,.hero-side:not(.hero-side-live){display:none}
    .hero-streak-card{display:grid;gap:16px;align-content:start;min-height:100%;padding:24px 22px;border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border:1px solid rgba(255,255,255,.09);box-shadow:0 18px 42px rgba(2,12,28,.12);position:relative;overflow:hidden}
    .hero-countdown-card{display:grid;gap:12px;padding:16px 17px;border-radius:22px;background:linear-gradient(135deg,rgba(255,143,47,.17),rgba(255,209,102,.08) 55%,rgba(255,255,255,.04));border:1px solid rgba(255,143,47,.25);box-shadow:0 14px 30px rgba(255,107,26,.1)}
    .dashboard-countdown-stat{gap:10px!important;padding:16px 14px!important;background:linear-gradient(135deg,rgba(255,143,47,.17),rgba(255,209,102,.08) 55%,rgba(255,255,255,.04))!important;border-color:rgba(255,143,47,.25)!important}.dashboard-countdown-stat .hero-countdown-head{gap:6px}.dashboard-countdown-stat .hero-countdown-head strong{font-size:.82rem}.dashboard-countdown-stat .hero-countdown-icon{width:28px;height:28px;border-radius:10px;font-size:.82rem}.dashboard-countdown-stat .hero-countdown-grid{gap:4px}.dashboard-countdown-stat .hero-countdown-grid div{padding:7px 2px;border-radius:9px}.dashboard-countdown-stat .hero-countdown-grid strong{font-size:.92rem}.dashboard-countdown-stat .hero-countdown-grid span{font-size:.48rem}
    .dashboard-days-remaining{display:flex;align-items:baseline;gap:6px}.dashboard-days-remaining strong{font-size:1.65rem!important;color:#ffd166!important;line-height:1}.dashboard-days-remaining span{font-size:.62rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
    .hero-countdown-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.hero-countdown-head>div{display:grid;gap:3px}.hero-countdown-kicker{font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:#ffb268;font-weight:900}.hero-countdown-head strong{font-size:.92rem}.hero-countdown-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:rgba(255,209,102,.14);font-size:1rem}.hero-countdown-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.hero-countdown-grid div{display:grid;gap:3px;place-items:center;padding:8px 3px;border-radius:11px;background:rgba(4,12,24,.18);border:1px solid rgba(255,255,255,.08)}.hero-countdown-grid strong{font-size:1.05rem;color:#ffd166;line-height:1}.hero-countdown-grid span{font-size:.56rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.hero-countdown-note{color:var(--muted);font-size:.64rem;line-height:1.35}
    .hero-streak-card::after{content:"";position:absolute;inset:auto -16% -38% auto;width:170px;height:170px;border-radius:50%;background:radial-gradient(circle,rgba(255,107,26,.16),transparent 66%);pointer-events:none}
    .hero-streak-top{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center}
    .hero-streak-icon{width:60px;height:60px;border-radius:20px;display:grid;place-items:center;background:linear-gradient(180deg,rgba(255,107,26,.18),rgba(255,209,102,.12));font-size:1.9rem;box-shadow:0 14px 24px rgba(255,107,26,.12)}
    .hero-streak-copy{display:grid;gap:4px}
    .hero-streak-copy strong{font-size:2.3rem;line-height:.9;letter-spacing:-.08em}
    .hero-streak-copy span{font-size:1rem;font-weight:800;color:#eaf1fb}
    .hero-streak-card p{margin:0;color:var(--muted);font-size:.95rem}
    .hero-streak-week,.hero-streak-dots{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px}
    .hero-streak-week span{font-size:.82rem;font-weight:700;color:#8293ab;text-align:center}
    .hero-streak-dots span{width:16px;height:16px;border-radius:50%;justify-self:center;border:1.5px solid rgba(255,107,26,.58);background:transparent}
    .hero-streak-dots span.is-on{background:linear-gradient(180deg,#ff8f2f,#ff631b);border-color:transparent;box-shadow:0 10px 18px rgba(255,107,26,.2)}
    .hero-streak-dots span.is-off{background:#fff;border-color:rgba(255,107,26,.58)}
    .hero-focus-card{display:grid;gap:12px;padding:20px 22px;border-radius:24px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));box-shadow:0 16px 32px rgba(2,12,28,.1)}
    .hero-focus-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .hero-focus-head strong{font-size:1.02rem;letter-spacing:-.02em}
    .hero-focus-pill{padding:7px 11px;border-radius:999px;background:rgba(122,240,164,.1);border:1px solid rgba(122,240,164,.18);color:var(--green);font-size:.72rem;font-weight:900;letter-spacing:.05em;text-transform:uppercase}
    .hero-focus-card p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.5}
    .hero-focus-link{justify-self:start;padding:11px 16px;border:none;border-radius:16px;background:linear-gradient(180deg,#ff8f2f,#ff6d1d);color:#fff;font:inherit;font-weight:800;cursor:pointer;box-shadow:0 14px 26px rgba(255,107,26,.18)}
    .hero-progress-panel{display:grid;gap:14px;padding:18px;border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08)}
    .hero-progress-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}
    .hero-progress-head strong{font-size:1.06rem}
    .hero-progress-head p{margin:6px 0 0;font-size:.9rem;max-width:54ch}
    .dashboard-progress-bar{height:12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.06);overflow:hidden}
    .dashboard-progress-bar span{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#5bbcff,#ffd166,#7af0a4,#5bbcff);background-size:180% 100%;transition:width .25s ease;animation:progressShift 7s linear infinite}
    .dashboard-summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
    .dashboard-stat{min-height:0}
    .dashboard-feedback-strip{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .dashboard-feedback-card{display:grid;gap:4px;padding:14px 16px;border-radius:18px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04)}
    .dashboard-feedback-label{font-size:.68rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
    .dashboard-feedback-card strong{font-size:1rem}
    .dashboard-feedback-card small{color:var(--muted);line-height:1.35;font-size:.76rem}
    .dashboard-motivation-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
    .motivation-card{position:relative;display:grid;gap:10px;padding:16px 16px 18px;border-radius:22px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));overflow:hidden}
    .motivation-card::after{content:"";position:absolute;inset:auto -18% -46% auto;width:148px;height:148px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 66%);pointer-events:none}
    .motivation-card.kicker-fire{background:linear-gradient(135deg,rgba(255,143,47,.18),rgba(255,209,102,.1) 58%,rgba(255,255,255,.04))}
    .motivation-card.kicker-blue{background:linear-gradient(135deg,rgba(91,188,255,.18),rgba(124,231,255,.09) 58%,rgba(255,255,255,.04))}
    .motivation-card.kicker-green{background:linear-gradient(135deg,rgba(122,240,164,.16),rgba(91,188,255,.08) 58%,rgba(255,255,255,.04))}
    .motivation-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .motivation-label{font-size:.72rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
    .motivation-icon{width:44px;height:44px;border-radius:16px;display:grid;place-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.1);font-size:1.1rem;box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
    .motivation-card strong{font-size:clamp(1.2rem,.9vw + 1rem,1.7rem);line-height:1.05;letter-spacing:-.04em}
    .motivation-card p{margin:0;color:var(--muted);font-size:.88rem;line-height:1.45}
    .motivation-meter{height:9px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08);overflow:hidden}
    .motivation-meter span{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#ff8f2f,#ffd166,#7af0a4,#ff8f2f);background-size:180% 100%;transition:width .28s ease;animation:progressShift 8s linear infinite}
    .streak-burst{position:absolute;top:14px;right:14px;width:14px;height:14px;border-radius:50%;background:rgba(255,209,102,.46);box-shadow:0 0 0 0 rgba(255,209,102,.34);opacity:0}
    .motivation-card.is-live .streak-burst{animation:streakPulse 1.8s ease-out infinite}
    .motivation-card.is-live .motivation-icon{animation:streakFloat 2.2s ease-in-out infinite}
    .dashboard-weak-strip{display:grid;gap:10px}
    .dashboard-weak-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .dashboard-chip-row{display:flex;flex-wrap:wrap;gap:8px}
    .dashboard-chip{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);font-size:.78rem;font-weight:800}
    .dashboard-chip strong{color:#fff}
    .dashboard-chip span{color:var(--muted);font-weight:700}
    .hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
    .hero-actions a{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:16px;text-decoration:none;font-weight:800}
    .hero-primary{background:linear-gradient(135deg,rgba(91,188,255,.22),rgba(124,231,255,.14));border:1px solid rgba(124,231,255,.22);color:#eafaff}
    .hero-secondary{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);color:var(--text)}
    .source-filter-note{margin:10px 0 14px;padding:10px 12px;border-radius:14px;background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.2);color:#ff8d8d;font-size:.86rem;font-weight:800}
    .stats,.tracker-grid,.grid-2,.chapter-note-grid{display:grid;gap:14px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:20px}.tracker-grid,.grid-2,.chapter-note-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .home-tile-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:8px}
    .home-tile{position:relative;display:grid;gap:10px;padding:18px;border-radius:24px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));text-decoration:none;color:var(--text);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;min-height:192px;overflow:hidden;align-content:start}
    .home-tile::after{content:"";position:absolute;inset:auto -10% -56% auto;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 65%);pointer-events:none;opacity:.55}
    .home-tile::before{content:"->";position:absolute;top:20px;right:20px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.08);color:#f3f7ff;font-size:.9rem;font-weight:900}
    button.home-tile{font:inherit;text-align:left;cursor:pointer}
    .home-tile:hover{transform:translateY(-4px);border-color:rgba(255,143,47,.26);box-shadow:0 22px 40px rgba(2,12,28,.24)}
    .home-tile-icon{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;font-size:1.35rem;font-weight:900;background:linear-gradient(180deg,rgba(255,143,47,.18),rgba(91,188,255,.14));color:#fff}
    .home-tile strong{font-size:1.02rem}
    .home-tile span{color:var(--muted);font-size:.86rem;line-height:1.45}
    .home-tile-meta{color:#d9e7fb;font-size:.74rem;font-weight:800;letter-spacing:.01em;min-height:2.3em}
    .home-tile-progress{height:8px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.06);overflow:hidden}
    .home-tile-progress span{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#5bbcff,#ffd166,#5bbcff);background-size:180% 100%;transition:width .25s ease;animation:progressShift 7s linear infinite}
    .hero-limited-note{margin-top:8px;color:var(--muted);max-width:58ch}
    .dashboard-stat-hero{display:grid;gap:10px;align-content:start;min-height:136px;padding:20px 18px 18px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08);box-shadow:0 18px 32px rgba(2,12,28,.12)}
    .dashboard-stat-icon{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(180deg,rgba(122,240,164,.18),rgba(91,188,255,.12));color:#dff7eb;font-size:1.05rem;box-shadow:0 10px 22px rgba(0,0,0,.12)}
    .dashboard-stat.dashboard-stat-hero strong{font-size:2rem;line-height:.95;letter-spacing:-.06em;color:#f4f8ff}
    .dashboard-stat.dashboard-stat-hero span{font-size:.88rem;color:#6f86a5}
    .home-continue-head{display:flex;align-items:center;justify-content:space-between;margin:8px 0 2px}
    .home-continue-head strong{font-size:1.16rem;letter-spacing:-.03em}
    .home-tile{min-height:192px;padding:22px;border-radius:26px;background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.028));box-shadow:0 18px 34px rgba(2,12,28,.1)}
    .home-tile-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .home-tile-arrow{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.08);color:#f3f7ff;font-size:1rem}
    .home-tile strong{font-size:1.08rem;letter-spacing:-.02em}
    .home-tile span{font-size:.9rem;line-height:1.55}
    .hero-progress-panel{padding:26px 28px 24px;border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));box-shadow:0 22px 42px rgba(2,12,28,.12)}
    .hero-streak-card{padding:32px 26px 26px;background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.04));border-radius:30px}
    .hero-streak-dots span{width:18px;height:18px;border:1.5px solid rgba(255,107,26,.5);background:#fff;box-shadow:0 8px 18px rgba(17,35,63,.08)}
    .hero-streak-dots span.is-on{background:linear-gradient(180deg,#ff8f2f,#ff631b);border-color:transparent;box-shadow:0 10px 20px rgba(255,107,26,.24)}
    .hero-streak-dots span.is-off{background:#fff;border-color:rgba(255,107,26,.62)}
    .notebook-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
    .notebook-tab{padding:11px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.04);color:var(--text);font:inherit;font-weight:800;cursor:pointer;transition:background .2s ease,border-color .2s ease,color .2s ease}
    .notebook-tab.active{background:linear-gradient(180deg,rgba(255,143,47,.18),rgba(255,255,255,.05));border-color:rgba(255,143,47,.26);color:#fff}
    .notebook-panel{display:none}
    .notebook-panel.is-active{display:block}
    .diary-shell{display:grid;gap:16px;padding:20px;border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.025));border:1px solid rgba(255,255,255,.08)}
    .diary-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:end}
    .diary-passphrase-field{display:grid;gap:8px}
    .diary-passphrase-field span{font-size:.82rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
    .diary-passphrase-field input{width:100%;padding:14px 16px;border-radius:16px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);color:var(--text);font:inherit}
    .diary-actions{display:flex;gap:10px;flex-wrap:wrap}
    .diary-status{margin:0;color:var(--muted)}
    .diary-status.is-error{color:#ff9696}
    .diary-editor{width:100%;min-height:360px;padding:18px;border-radius:20px;border:1px solid rgba(255,255,255,.08);background:rgba(7,17,31,.56);color:var(--text);font:inherit;line-height:1.7;resize:vertical}
    .diary-editor:disabled{opacity:.62;cursor:not-allowed}
    .diary-composer{display:grid;gap:12px}
    .diary-entry-title{width:100%;padding:14px 16px;border-radius:16px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);color:var(--text);font:inherit}
    .diary-list{display:grid;gap:14px}
    .diary-note-card.is-active{border-color:rgba(255,143,47,.32);box-shadow:0 18px 32px rgba(255,107,26,.12)}
    .site-footer-grid{align-items:start}
    .site-footer-cta{margin-top:-8px;justify-self:stretch}
    .stat,.tracker-card,.box,.mcq-card{padding:15px;border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.07);box-shadow:inset 0 1px 0 rgba(255,255,255,.03);transition:transform .22s ease,border-color .22s ease,background .22s ease,box-shadow .22s ease}
    .stat:hover,.tracker-card:hover,.box:hover,.mcq-card:hover{transform:translateY(-3px);border-color:rgba(124,231,255,.24);box-shadow:0 18px 32px rgba(0,0,0,.14)}
    .stat strong{display:block;font-size:1.55rem;color:var(--green)} .stat span,.footer-note,.explain{color:var(--muted);font-size:.9rem}
    .stat{position:relative;overflow:hidden}
    .stat::after{content:"";position:absolute;inset:auto -20% -60% auto;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(124,231,255,.12),transparent 65%);pointer-events:none}
    .section-title{margin:24px 0 12px;font-size:clamp(1.08rem,.9vw + .9rem,1.28rem);letter-spacing:-.02em}
    .panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}
    .panel-header h2,.panel-header h3{margin:0}
    .panel-header p{margin:6px 0 0;color:var(--muted);max-width:58ch}
    .panel-badge{padding:8px 12px;border-radius:999px;background:rgba(122,240,164,.1);border:1px solid rgba(122,240,164,.16);color:var(--green);font-size:.78rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
    .articles-hub{scroll-margin-top:122px}
    .articles-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .article-card{display:grid;gap:12px;padding:18px;border-radius:24px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));box-shadow:var(--shadow-soft)}
    .article-link{color:inherit;text-decoration:none;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}
    .article-link:hover{transform:translateY(-3px);border-color:rgba(124,231,255,.24);box-shadow:0 20px 38px rgba(0,0,0,.18)}
    .article-card h3{margin:0;font-size:1.05rem;letter-spacing:-.02em}
    .article-lead{margin:0;color:var(--muted);line-height:1.6}
    .article-meta{display:flex;flex-wrap:wrap;gap:8px}
    .article-cta{justify-self:start;padding:8px 12px;border-radius:999px;background:rgba(122,240,164,.1);border:1px solid rgba(122,240,164,.16);color:var(--green);font-size:.78rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase}
    .article-detail{border-top:1px solid rgba(255,255,255,.08);padding-top:10px}
    .article-detail summary{cursor:pointer;font-weight:800;color:#fff;list-style:none}
    .article-detail summary::-webkit-details-marker{display:none}
    .article-body{display:grid;gap:10px;padding-top:12px;color:var(--text)}
    .article-body h4{margin:6px 0 0;font-size:.98rem;color:#fff}
    .article-body p,.article-body li{line-height:1.6;color:var(--text)}
    .article-body ul{margin:0;padding-left:18px;display:grid;gap:6px}
    .article-empty{opacity:.9}
    .article-empty-note{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.04);border:1px dashed rgba(255,255,255,.12);color:var(--muted);font-size:.92rem}
    .article-page{width:min(1180px,100%);margin:0 auto;padding:20px 0 36px}
    .article-shell{padding:22px;border-radius:28px;border:1px solid var(--line-strong);background:linear-gradient(180deg,rgba(13,27,45,.98),rgba(8,21,35,.98));box-shadow:var(--shadow-lg)}
    .article-hero{display:grid;gap:16px;padding:22px;border-radius:24px;background:linear-gradient(135deg,rgba(255,143,47,.14),rgba(91,188,255,.08));border:1px solid rgba(255,255,255,.08)}
    .article-hero h1{margin:0;font-size:clamp(1.8rem,3vw,3rem);line-height:1.02;letter-spacing:-.05em}
    .article-hero p{margin:0;color:var(--muted);max-width:78ch;font-size:1.02rem;line-height:1.7}
    .article-actions{display:flex;flex-wrap:wrap;gap:10px}
    .article-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:14px}
    .article-stat{padding:14px;border-radius:18px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
    .article-stat strong{display:block;font-size:1rem;color:#fff}
    .article-stat span{display:block;color:var(--muted);font-size:.84rem;margin-top:4px;line-height:1.45}
    .article-content{display:grid;gap:18px;margin-top:18px}
    .article-section{padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08)}
    .article-section h2{margin:0 0 10px;font-size:1.2rem;letter-spacing:-.03em}
    .article-section h3{margin:16px 0 8px;font-size:1rem}
    .article-section p,.article-section li{color:var(--text);line-height:1.7}
    .article-section ul{margin:0;padding-left:18px;display:grid;gap:6px}
    .article-table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:16px;overflow:hidden}
    .article-table th,.article-table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    .article-table th{background:rgba(255,255,255,.05);color:#fff}
    .article-table tr:last-child td{border-bottom:none}
    .article-callout{padding:16px;border-radius:18px;background:rgba(255,143,47,.08);border:1px solid rgba(255,143,47,.16)}
    .article-callout strong{color:#fff}
    .article-nav{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}
    .chapter h2{font-size:clamp(1.36rem,1.5vw + 1.05rem,1.95rem);border-left:6px solid var(--blue);padding-left:14px;margin:0 0 14px;letter-spacing:-.03em}
    .chapter-top,.pill-row,.mcq-toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
    .tag{border-radius:999px;padding:6px 10px;font-size:.8rem;font-weight:800;letter-spacing:.01em}
    .blue{background:rgba(91,188,255,.12);color:var(--blue)}
    .red{background:rgba(255,107,107,.12);color:var(--red)}
    .green{background:rgba(122,240,164,.12);color:var(--green)}
    .gold{background:rgba(255,209,102,.12);color:var(--gold)}
    .concept-box{border-left:5px solid var(--blue)} .trap-box{border-left:5px solid var(--red)} .answer-box{border-left:5px solid var(--green)} .memory-box{border-left:5px solid var(--gold)} .formula-box{border-left:5px solid var(--violet)}
    .chapter-note-grid{align-items:start}
    .chapter-note-card{display:grid;gap:14px;align-content:start;min-height:220px;position:relative;overflow:hidden}
    .chapter-note-card p{margin:0}
    .chapter-note-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 14px;align-items:start}
    .chapter-note-head h3{margin:0;font-size:1.08rem;line-height:1.2}
    .chapter-note-head .tag{justify-self:start}
    .chapter-note-head .chapter-note-toggle{grid-column:2;grid-row:1 / span 2;align-self:start}
    .chapter-note-sub{color:var(--muted);font-size:.9rem;line-height:1.6;max-width:48ch}
    .chapter-note-toggle{display:inline-flex;align-items:center;justify-content:center;min-width:124px;padding:10px 18px;background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border-color:rgba(255,255,255,.1);box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
    .chapter-note-panel[hidden]{display:none}
    .chapter-note-panel{display:grid;gap:16px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08)}
    .chapter-note-panel .section-title{margin:0}
    .chapter-note-card.is-active{border-color:rgba(124,231,255,.28);box-shadow:0 24px 44px rgba(2,12,28,.22)}
    .chapter-note-card.is-active:hover{transform:none}
    .chapter-note-grid.note-open{grid-template-columns:1fr;gap:18px}
    .chapter-note-grid.note-open .chapter-note-card{min-height:0}
    .chapter-note-grid.note-open .chapter-note-card:not(.is-active){opacity:.94}
    .chapter-note-grid.note-open .chapter-note-card:not(.is-active) .chapter-note-sub{max-width:none}
    .chapter-note-grid.note-open .chapter-note-card.is-active{order:-1}
    .chapter-long-notes-shell{display:grid;gap:12px}
    .chapter-long-notes-frame{width:100%;min-height:720px;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:#fff}
    .chapter-long-notes-actions{display:flex;justify-content:flex-end;gap:10px}
    .chapter-print-btn.is-hidden{display:none}
    .chapter-long-notes-empty{padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.03);border:1px dashed rgba(255,255,255,.12);color:var(--muted);line-height:1.55}
    .flow{padding:16px 18px;border-radius:18px;border:1px dashed rgba(91,188,255,.35);background:linear-gradient(180deg,rgba(91,188,255,.09),rgba(91,188,255,.04));color:#d9efff;font-weight:800;margin:14px 0}
    .mcq-toolbar button,.toggle-answer,.key-link{border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);border-radius:999px;padding:9px 12px;cursor:pointer;font-weight:800;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:.18s ease}
    .mcq-toolbar button:hover,.toggle-answer:hover,.key-link:hover{border-color:rgba(124,231,255,.28);background:rgba(255,255,255,.065)}
    .mcq-toolbar button.active{background:rgba(122,240,164,.12);color:var(--green);border-color:rgba(122,240,164,.25)}
    .options{display:grid;gap:9px;margin:12px 0 12px}
    .option{padding:10px 12px;border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.06)}
    .source-options{display:grid;gap:10px;margin:14px 0 12px}
    .source-option-btn{width:100%;display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:16px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08);color:var(--text);cursor:pointer;text-align:left;font:inherit;transition:.18s ease}
    .source-option-btn:hover{transform:translateY(-1px);border-color:rgba(124,231,255,.24);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.04))}
    .source-option-btn:disabled{cursor:default}
    .source-option-badge{flex:0 0 28px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;border:2px solid rgba(255,255,255,.14);font-size:.83rem;font-weight:900;color:#dbe8fb;background:rgba(255,255,255,.03)}
    .source-option-text{min-width:0;line-height:1.55}
    .source-option-btn.selected-wrong{border-color:rgba(255,107,107,.42);background:rgba(255,107,107,.08)}
    .source-option-btn.selected-wrong .source-option-badge{border-color:rgba(255,107,107,.85);color:#ffd6d6;background:rgba(255,107,107,.16)}
    .source-option-btn.selected-correct,.source-option-btn.reveal-correct{border-color:rgba(122,240,164,.42);background:rgba(122,240,164,.09)}
    .source-option-btn.selected-correct .source-option-badge,.source-option-btn.reveal-correct .source-option-badge{border-color:rgba(122,240,164,.95);color:#dffff0;background:rgba(122,240,164,.18)}
    .source-option-btn.locked{opacity:.96}
    .source-eval{margin-top:10px;padding:11px 13px;border-radius:14px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.06);color:var(--muted);font-size:.9rem}
    .source-eval.correct{border-color:rgba(122,240,164,.28);background:rgba(122,240,164,.08);color:#cffff0}
    .source-eval.wrong{border-color:rgba(255,107,107,.26);background:rgba(255,107,107,.08);color:#ffd4d4}
    .source-option-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.45fr) minmax(0,1fr);gap:8px;width:100%}
    .source-option-col{display:flex;flex-direction:column;gap:4px;min-width:0}
    .source-option-col-label{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
    .source-option-col-value{line-height:1.45;word-break:break-word}
    .source-viewer-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;color:var(--muted);font-size:.8rem;font-weight:800}
    .source-viewer-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
    .source-viewer-actions .flashcard-nav,.chapter-quiz-actions .flashcard-nav,.flashcard-controls .flashcard-nav{min-width:0;width:100%}
    .match-grid{width:100%;border-collapse:collapse;margin:12px 0 14px;border:1px solid rgba(255,255,255,.08);overflow:hidden;border-radius:14px}
    .match-grid th,.match-grid td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.06);vertical-align:top;text-align:left}
    .match-grid th{background:rgba(91,188,255,.08);color:var(--blue);font-size:.9rem}
    .match-grid tr:last-child td{border-bottom:none}
    .match-inline{display:grid;gap:8px;margin:12px 0 14px;padding:10px 12px;border:1px solid rgba(255,255,255,.08);border-radius:14px;background:rgba(91,188,255,.04)}.match-inline-row{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:10px;align-items:start;padding:7px 0;border-bottom:1px solid rgba(255,255,255,.06)}.match-inline-row:last-child{border-bottom:0}.match-inline-row b{color:var(--orange)}
    .correct{color:var(--green);font-weight:700}.tracker-row{display:grid;grid-template-columns:minmax(0,2.2fr) 100px 100px 120px 1fr 116px;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.06)}
    .tracker-row.header{font-weight:700}
    .tracker-row input{width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:12px;color:var(--text);padding:8px 10px}
    .tracker-field-label{display:none;color:var(--muted);font-size:.74rem;margin-bottom:5px}
    .tracker-cell{min-width:0}
    .tracker-title{font-weight:700}
    .priority{font-weight:800}.priority.high{color:var(--red)}.priority.medium{color:var(--gold)}.priority.low{color:var(--green)}
    .answer-key details{margin:12px 0;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06)}
    .answer-key summary{cursor:pointer;font-weight:700;color:var(--green)}
    .credit-bar{margin-top:18px;padding:11px 14px;border-radius:16px;background:linear-gradient(90deg,rgba(91,188,255,.12),rgba(255,255,255,.04));border:1px solid rgba(91,188,255,.14);color:#d7ecff;font-weight:800;letter-spacing:.01em}
    .weight-box{border-left:5px solid var(--gold)}
    .performance-grid,.mock-grid,.metric-strip{display:grid;gap:14px}
    .performance-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:14px}
    .mock-panel{padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08);position:relative}
    .mock-panel::after{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(124,231,255,.45),transparent)}
    .mock-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .mock-panel label{display:grid;gap:6px;font-size:.9rem;color:var(--muted)}
    .mock-panel input{width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:12px;color:var(--text);padding:10px 12px}
    .source-stem{line-height:1.65}
    .metric-strip{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:10px}
    .metric-pill{padding:12px 14px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.06)}
    .metric-pill strong{display:block;font-size:1.1rem;color:var(--blue)}
    .mock-callout{display:none}
    .mock-callout strong{color:var(--gold)}
    .predict-band{margin-top:14px;padding:16px;border-radius:18px;background:rgba(122,240,164,.09);border:1px solid rgba(122,240,164,.18)}
    .predict-band strong{display:block;font-size:1.3rem;color:var(--green)}
    #rankPredictorPanel{display:none}
    .performance-overlay{position:fixed;inset:0;z-index:82;padding:18px;background:rgba(4,11,22,.72);backdrop-filter:blur(18px);display:none;overflow:auto}
    .performance-overlay.show{display:block}
    .performance-shell{width:min(1080px,100%);margin:86px auto 24px;padding:28px;border-radius:30px;background:linear-gradient(180deg,rgba(13,27,45,.98),rgba(8,21,35,.98));border:1px solid var(--line-strong);box-shadow:var(--shadow-lg)}
    .performance-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:12px}
    .performance-close{border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);color:var(--text);border-radius:14px;padding:10px 14px;cursor:pointer;font-weight:800}
    .mistake-list{display:grid;gap:14px}
    .mistake-card{display:grid;gap:10px;padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08)}
    .mistake-card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
    .mistake-card h3{margin:0;font-size:1.02rem}
    .mistake-card p{margin:0;color:var(--muted);line-height:1.55}
    .mistake-card-actions{display:flex;flex-wrap:wrap;gap:10px}
    .mistake-empty{padding:24px;border-radius:22px;border:1px dashed rgba(255,255,255,.1);color:var(--muted);background:rgba(255,255,255,.03)}
    .theme-light .performance-overlay{background:rgba(232,239,248,.82)}
    .theme-light .performance-shell{background:linear-gradient(180deg,#ffffff,#edf4fb);border-color:rgba(43,75,122,.14)}
    .flashcard-wrap{margin-top:18px}
    .flashcard-meta{margin:0 0 14px;color:var(--muted);font-size:.9rem}
    .flashcard-deck{display:grid;gap:14px}
    .flashcard-stage{display:grid;place-items:center;min-height:280px}
    .flashcard{position:relative;display:block;width:min(100%,780px);min-height:270px;padding:0;border:none;background:transparent;cursor:pointer;text-align:left;font:inherit;color:inherit;perspective:1200px;appearance:none;-webkit-appearance:none}
    .flashcard-inner{position:relative;display:block;width:100%;height:100%;min-height:270px;transform-style:preserve-3d;transition:transform .45s ease}
    .flashcard.is-flipped .flashcard-inner{transform:rotateY(180deg)}
    .flashcard-face{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;gap:14px;padding:20px;border-radius:24px;backface-visibility:hidden;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.03),0 20px 40px rgba(0,0,0,.2);box-sizing:border-box;overflow:hidden}
    .flashcard-front{border-left:5px solid var(--blue)}
    .flashcard-back{transform:rotateY(180deg);border-left:5px solid var(--green);background:linear-gradient(180deg,rgba(122,240,164,.1),rgba(255,255,255,.03))}
    .flashcard-kicker{font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:900}
    .flashcard-count{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;padding:6px 10px;border-radius:999px;background:rgba(91,188,255,.12);border:1px solid rgba(91,188,255,.18);color:var(--cyan);font-size:.78rem;font-weight:800}
    .flashcard-back .flashcard-count{background:rgba(122,240,164,.12);border-color:rgba(122,240,164,.18);color:var(--green)}
    .flashcard-text{display:block;font-size:1rem;line-height:1.65;color:var(--text);word-break:break-word;white-space:pre-wrap}
    .mcq-card,.flashcard-face,.rapid-face,.domination-question-shell{position:relative}
    .issue-actions{position:absolute;top:10px;right:10px;z-index:4;display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end;max-width:calc(100% - 20px)}
    .report-flag,.swap-flag{min-width:0;height:auto;padding:6px 10px;border:none;border-radius:999px;color:#fff;font-size:.75rem;font-weight:900;line-height:1;box-shadow:0 10px 24px rgba(0,0,0,.2);cursor:pointer}
    .report-flag{background:linear-gradient(135deg,rgba(255,107,107,.22),rgba(255,209,102,.18))}
    .swap-flag{background:linear-gradient(135deg,rgba(91,188,255,.22),rgba(122,240,164,.18))}
    .report-flag:hover{transform:translateY(-1px)}
    .swap-flag:hover{transform:translateY(-1px)}
    .flashcard-deck-top{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
    .flashcard-progress{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.82rem}
    .flashcard-progress strong{color:var(--text);font-size:.92rem}
    .flashcard-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);font-size:.74rem;font-weight:800;color:var(--cyan)}
    .flashcard-controls{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
    .flashcard-nav{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:132px;padding:12px 16px;border-radius:16px;border:1px solid rgba(255,255,255,.1);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));color:var(--text);font-weight:900;cursor:pointer;transition:.18s ease}
    .flashcard-nav:hover{transform:translateY(-1px);border-color:rgba(124,231,255,.28)}
    .flashcard-nav.primary{background:linear-gradient(135deg,rgba(91,188,255,.18),rgba(124,231,255,.1));border-color:rgba(91,188,255,.24)}
    .flashcard-nav.secondary{background:rgba(255,255,255,.04)}
    .flashcard-nav:disabled{opacity:.45;cursor:not-allowed;transform:none}
    .flashcard-break{width:min(100%,760px);padding:26px;border-radius:24px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,209,102,.08),rgba(255,255,255,.03));box-shadow:0 14px 36px rgba(0,0,0,.18);display:grid;gap:14px}
    .flashcard-break strong{font-size:1.1rem;color:var(--gold)}
    .flashcard-break p{margin:0;color:var(--text);font-size:.9rem;line-height:1.55}
    .flashcard-break small{color:var(--muted);font-size:.78rem}
    .flashcard-break-count{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:50%;background:rgba(255,209,102,.12);border:1px solid rgba(255,209,102,.22);font-size:1.4rem;font-weight:900;color:var(--gold)}
    .flashcard-break-deck{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);font-size:.82rem;font-weight:900;letter-spacing:.04em;color:var(--text);text-transform:uppercase}
    .rapid-panel{margin-top:18px;padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(91,188,255,.1),rgba(8,21,35,.96));border:1px solid rgba(91,188,255,.18)}
    .rapid-overlay{position:fixed;inset:0;z-index:82;display:none;background:rgba(3,9,18,.92);backdrop-filter:blur(12px);padding:18px;overflow:auto}
    .rapid-overlay.show{display:block}
    .rapid-shell{max-width:1180px;min-height:calc(100dvh - 36px);margin:0 auto;border-radius:34px;padding:24px;background:
      radial-gradient(circle at top left,rgba(124,231,255,.14),transparent 24%),
      linear-gradient(180deg,#081423,#0d1b2d 42%,#11223a 100%);
      border:1px solid rgba(124,231,255,.14);box-shadow:0 30px 80px rgba(0,0,0,.35);color:#e8f1ff;position:relative;overflow:hidden}
    .rapid-shell::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(187,219,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(187,219,255,.06) 1px,transparent 1px);background-size:120px 120px;pointer-events:none;mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 95%)}
    .rapid-top,.rapid-result-top{position:relative;z-index:1;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:24px}
    .rapid-top strong,.rapid-result-top strong{display:block;font-size:2rem;letter-spacing:-.04em;color:#f2f7ff}
    .rapid-top span,.rapid-result-top span{display:block;color:#9ab0cc;font-size:clamp(.88rem,.4vw + .8rem,1rem)}
    .rapid-close{width:52px;height:52px;border-radius:50%;border:1.5px solid rgba(159,190,226,.32);background:rgba(255,255,255,.08);color:#e6f0ff;font-size:1.5rem;cursor:pointer}
    .rapid-setup,.rapid-live,.rapid-result{position:relative;z-index:1;display:none}
    .rapid-setup.show,.rapid-live.show,.rapid-result.show{display:block}
    .rapid-result.show{display:grid;align-content:start;gap:0}
    .rapid-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .rapid-setup-card,.rapid-stat-card,.rapid-result-card{padding:22px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.08);box-shadow:0 18px 36px rgba(0,0,0,.16)}
    .rapid-setup-card h3,.rapid-result-card h3{margin:0 0 10px;color:#f1f7ff}
    .rapid-setup-card p,.rapid-result-card p,.rapid-hint,.rapid-empty{margin:0;color:#a2b4ca;line-height:1.65;font-size:clamp(.86rem,.3vw + .82rem,.95rem)}
    .rapid-resume-banner{display:none;margin-bottom:16px;padding:20px 22px;border-radius:24px;background:linear-gradient(135deg,rgba(91,188,255,.18),rgba(255,255,255,.06));border:1px solid rgba(124,231,255,.18);box-shadow:0 18px 36px rgba(0,0,0,.14)}
    .rapid-resume-banner.show{display:block}
    .rapid-resume-banner.empty{background:linear-gradient(135deg,rgba(122,240,164,.14),rgba(255,255,255,.05));border-color:rgba(122,240,164,.18)}
    .rapid-resume-banner strong{display:block;color:#eff7ff;font-size:1.04rem;margin-bottom:6px}
    .rapid-resume-banner p{margin:0;color:#acc1d9}
    .rapid-resume-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .rapid-chip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px;max-height:min(44vh,320px);overflow:auto;padding-right:4px}
    .rapid-chip{position:relative;padding:14px 14px 14px 20px;border:1px solid rgba(124,231,255,.16);background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,.04));color:#ecf5ff;font-weight:900;cursor:pointer;transition:.2s ease;clip-path:polygon(0 0,calc(100% - 14px) 0,100% 50%,calc(100% - 14px) 100%,0 100%,10px 50%);font-size:clamp(.78rem,.25vw + .72rem,.88rem);line-height:1.35}
    .rapid-chip::before{content:"";position:absolute;left:10px;top:50%;transform:translateY(-50%);width:8px;height:8px;border-radius:50%;background:rgba(124,231,255,.5);box-shadow:0 0 0 5px rgba(124,231,255,.08)}
    .rapid-chip:hover{transform:translateY(-2px);border-color:rgba(124,231,255,.3);background:linear-gradient(135deg,rgba(124,231,255,.16),rgba(255,255,255,.05))}
    .rapid-chip.active{background:linear-gradient(135deg,#155dd3,#2ea2ff 54%,#44d2d6);color:#fff;border-color:rgba(255,255,255,.24);box-shadow:0 16px 28px rgba(17,93,211,.26)}
    .rapid-chip.active::before{background:#fff;box-shadow:0 0 0 8px rgba(255,255,255,.18)}
    .rapid-chip:disabled{opacity:.45;cursor:not-allowed}
    .rapid-select-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:18px}
    .rapid-select-count{font-size:.9rem;color:#a9bfd7;font-weight:800}
    .rapid-action-row{display:flex;gap:10px;flex-wrap:nowrap;margin-top:18px}
    .rapid-primary,.rapid-secondary,.rapid-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 18px;border-radius:15px;font-weight:900;cursor:pointer;border:1px solid transparent;font-size:clamp(.8rem,.2vw + .76rem,.9rem);white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,background .18s ease}
    .rapid-primary{background:linear-gradient(135deg,#1f7ae0 0%,#1688ec 48%,#45c0ff 100%);color:#fff;box-shadow:0 16px 30px rgba(31,122,224,.24)}
    .rapid-secondary{background:rgba(255,255,255,.92);color:#18304e;border-color:rgba(24,48,78,.12)}
    .rapid-ghost{background:rgba(255,255,255,.02);color:#c1d3e8;border-color:rgba(159,190,226,.18)}
    .rapid-primary:hover,.rapid-secondary:hover,.rapid-ghost:hover{transform:translateY(-1px)}
    .rapid-stage{position:relative;z-index:1;display:grid;gap:18px}
    .rapid-session-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
    .rapid-session-meta{display:flex;flex-wrap:wrap;gap:12px;color:#b2c7de;font-weight:800}
    .rapid-session-meta span{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(159,190,226,.14)}
    .rapid-card-stage{display:grid;place-items:center;min-height:calc(100dvh - 300px);padding:4px 0 0}
    .rapid-card{position:relative;width:min(100%,560px);height:min(70dvh,760px);max-height:calc(100dvh - 300px);perspective:1600px;transform-style:preserve-3d;cursor:pointer;-webkit-tap-highlight-color:transparent}
    .rapid-card.leave-right{animation:rapidCardLeaveRight .24s ease forwards}
    .rapid-card.leave-left{animation:rapidCardLeaveLeft .24s ease forwards}
    .rapid-card-stack{position:absolute;inset:auto 0 -28px 0;height:100%;pointer-events:none}
    .rapid-card-shadow,.rapid-card-shadow-2{position:absolute;left:16px;right:16px;bottom:0;height:100%;border-radius:28px;background:rgba(0,0,0,.08);transition:transform .62s cubic-bezier(.22,.8,.24,1),opacity .62s ease,filter .62s ease}
    .rapid-card-shadow{transform:translateY(18px) scale(.97);filter:blur(1px)}
    .rapid-card-shadow-2{transform:translateY(34px) scale(.94);opacity:.55;filter:blur(3px)}
    .rapid-card-inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;transform-origin:center center;will-change:transform;transition:transform .62s cubic-bezier(.22,.8,.24,1)}
    .rapid-card.flipped .rapid-card-inner{transform:rotateY(180deg)}
    .rapid-card.flipped .rapid-card-shadow{transform:translateY(14px) scale(.98);opacity:.82}
    .rapid-card.flipped .rapid-card-shadow-2{transform:translateY(26px) scale(.95);opacity:.42}
    .rapid-face{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:30px;border-radius:28px;background:linear-gradient(180deg,#14243a,#0f1f31);-webkit-backface-visibility:hidden;backface-visibility:hidden;transform-style:preserve-3d;box-shadow:0 22px 50px rgba(0,0,0,.26);text-align:center;overflow:auto}
    .rapid-face.front{transform:rotateY(0deg)}
    .rapid-face.back{transform:rotateY(180deg);background:linear-gradient(180deg,#132737,#143022)}
    .rapid-face h3{margin:0;color:#182739;font-size:1rem;letter-spacing:.14em;text-transform:uppercase}
    .rapid-face-label{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(159,190,226,.14);font-size:.76rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase;color:#cfe2f8}
    .rapid-face p{margin:18px 0 0;color:#eef6ff;font-size:clamp(1.16rem,2vw,1.72rem);line-height:1.24;font-weight:900;max-width:100%;overflow-wrap:anywhere}
    .rapid-face.back p{font-size:clamp(1.02rem,1.7vw,1.46rem);max-width:100%}
    .rapid-face.compact p{font-size:clamp(.98rem,1.45vw,1.2rem);line-height:1.42}
    .rapid-face.tight p{font-size:clamp(.86rem,1.2vw,1.04rem);line-height:1.5}
    .rapid-card-action-row{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}
    .rapid-judge{min-width:210px;padding:15px 20px;border-radius:999px;font-weight:900;font-size:1rem;background:#fff;border:2px solid transparent;cursor:pointer}
    .rapid-judge.learning{color:#ff9800;border-color:#ff9800}
    .rapid-judge.known{color:#00a96b;border-color:#00a96b}
    .rapid-judge.skip{color:#1f7ae0;border-color:#1f7ae0}
    .rapid-break{width:min(100%,620px);padding:28px;border-radius:32px;background:#fff;border:1px solid rgba(24,48,78,.08);box-shadow:0 22px 50px rgba(35,58,88,.16);display:grid;gap:14px;justify-items:center;text-align:center}
    .rapid-break-badge{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:rgba(31,122,224,.08);border:1px solid rgba(31,122,224,.12);color:#1f7ae0;font-size:.82rem;font-weight:900;letter-spacing:.04em;text-transform:uppercase}
    .rapid-break-count{display:grid;place-items:center;width:78px;height:78px;border-radius:50%;background:rgba(31,122,224,.08);border:1px solid rgba(31,122,224,.14);font-size:1.8rem;font-weight:900;color:#1f7ae0}
    .rapid-break h3{margin:0;color:#162334;font-size:1.5rem}
    .rapid-break p{margin:0;color:#586b84;line-height:1.7}
    .chapter-quick-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}
    .chapter-quick-card{display:grid;gap:10px;padding:18px 18px 16px;border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08)}
    .chapter-quick-card-meme{background:linear-gradient(180deg,rgba(255,209,102,.09),rgba(255,255,255,.03))}
    .chapter-meme-grid{display:grid;gap:10px;margin-top:4px}
    .chapter-meme-item{display:grid;gap:4px;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);animation:memeFade .5s ease both;animation-delay:calc(var(--meme-order,1)*.12s)}
    .chapter-meme-item .meme-index{font-size:.68rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,209,102,.85)}
    .chapter-meme-item p{margin:0;color:var(--muted);line-height:1.55;font-size:clamp(.82rem,.45vw + .72rem,.92rem);max-width:none}
    @keyframes memeFade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
    .chapter-quick-card strong{color:var(--text);font-size:clamp(.98rem,1.05vw + .68rem,1.12rem);line-height:1.1;letter-spacing:-.02em;word-break:break-word}
    .chapter-quick-card p{margin:0;color:var(--muted);line-height:1.6;font-size:clamp(.84rem,.5vw + .74rem,.96rem);max-width:42ch}
    .chapter-quick-card button,.chapter-quick-card a{display:inline-flex;align-items:center;justify-content:center;align-self:flex-start;min-width:0;width:fit-content;max-width:100%;padding:12px 16px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(135deg,rgba(91,188,255,.18),rgba(124,231,255,.1));color:var(--text);text-decoration:none;font-weight:900;font-size:clamp(.8rem,.45vw + .72rem,.92rem);cursor:pointer}
    .chapter-quiz-shell{display:grid;gap:12px}
    .chapter-quiz-card{display:grid;gap:14px}
    .chapter-quiz-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
    .chapter-quiz-progress{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);font-weight:800}
    .chapter-quiz-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
    .chapter-quiz-actions button{min-width:126px}
    .chapter-focus-hidden{display:none}
    .chapter-focus-questions > :not(h2):not(.chapter-top):not(.chapter-quick-actions):not([id$="-questions"]):not(.chapter-quiz-shell){display:none}
    .chapter-focus-toggle{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.05);color:var(--text);font-weight:800;cursor:pointer}
    @keyframes rapidCardLeaveRight{from{transform:translateX(0) scale(1);opacity:1}to{transform:translateX(88px) scale(.96);opacity:0}}
    @keyframes rapidCardLeaveLeft{from{transform:translateX(0) scale(1);opacity:1}to{transform:translateX(-88px) scale(.96);opacity:0}}
    .rapid-result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:18px;align-items:stretch}
    .rapid-stat-card strong{display:block;font-size:1.5rem;color:#162334}
    .rapid-exit-hero{display:grid;place-items:center;text-align:center;padding:12px 18px 4px}
    .rapid-exit-illustration{position:relative;width:96px;height:96px;margin-bottom:8px;border-radius:22px;background:linear-gradient(180deg,rgba(31,122,224,.14),rgba(255,255,255,.3));border:1px solid rgba(24,48,78,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.9)}
    .rapid-exit-illustration::before{content:"";position:absolute;left:20px;right:20px;bottom:18px;height:7px;border-radius:999px;background:linear-gradient(90deg,#2a73ff,#36c58f)}
    .rapid-exit-illustration::after{content:"";position:absolute;left:30px;top:20px;width:36px;height:46px;border-radius:12px 12px 8px 8px;background:linear-gradient(180deg,#142a56,#1fd6ab);box-shadow:22px 10px 0 -9px #ef5b47,-7px 10px 0 -9px #ffd166}
    .rapid-exit-title{margin:0;font-size:clamp(1.8rem,2.4vw,2.35rem);line-height:1;letter-spacing:-.05em;color:#15253a}
    .rapid-exit-title::after{content:"";display:block;width:112px;height:4px;margin:8px auto 0;border-radius:999px;background:linear-gradient(90deg,#0f1826,#2ab56e)}
    .rapid-summary-card{display:grid;gap:14px;min-height:176px}
    .rapid-summary-card h3{margin:0;font-size:1.65rem;color:#162334}
    .rapid-summary-card strong{font-size:1.08rem}
    .rapid-summary-progress{height:9px;border-radius:999px;background:rgba(20,54,101,.08);overflow:hidden}
    .rapid-summary-progress span{display:block;height:100%;width:var(--rapid-progress,0%);border-radius:inherit;background:linear-gradient(90deg,#24c7bd 0%,#83cf62 54%,#ffd34e 100%)}
    .rapid-summary-foot{color:#53657f;font-weight:800;text-align:center}
    #rapidResult > .rapid-result-card{margin-top:18px}
    #rapidResult > .rapid-result-card h3{margin:0 0 6px;font-size:1.18rem;color:#162334}
    #rapidResult > .rapid-result-card p{margin:0;color:#53657f;line-height:1.45;font-size:.92rem}
    .rapid-mini-card{display:grid;align-content:space-between;gap:14px;min-height:176px}
    .rapid-mini-card .mini-label{font-size:.92rem;font-weight:800}
    .rapid-mini-card .mini-label.learning{color:#c56a13}
    .rapid-mini-card .mini-label.known{color:#008e68}
    .rapid-mini-card .mini-value{font-size:2.65rem;font-weight:900;color:#13233a;line-height:.95;margin-top:14px}
    .rapid-mini-card .mini-action{display:flex;align-items:center;justify-content:center;gap:8px;min-height:44px;margin:4px 0 0;padding:10px 16px;border-radius:12px;border:1px solid rgba(20,54,101,.1);font-weight:900;color:#13233a;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,background .18s ease}
    .rapid-mini-card .mini-action:hover{transform:translateY(-1px);box-shadow:0 12px 24px rgba(35,58,88,.1)}
      .rapid-result-actions{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:18px}
      .rapid-result-actions .rapid-secondary,.rapid-result-actions .rapid-primary{min-width:220px;flex:1}
      .rapid-result-actions .rapid-secondary,.rapid-result-actions .rapid-primary{min-height:52px;border-radius:16px;font-size:.96rem;box-shadow:0 14px 26px rgba(35,58,88,.1)}
      .rapid-review-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:14px;padding:0}
      .rapid-review-card{position:relative;display:grid;gap:12px;min-height:152px;padding:18px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(241,246,255,.96));border:1px solid rgba(191,208,231,.55);box-shadow:0 16px 34px rgba(35,58,88,.1);overflow:hidden}
    .rapid-review-card.is-actionable{cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
    .rapid-review-card.is-actionable:hover{transform:translateY(-2px);box-shadow:0 26px 50px rgba(35,58,88,.16);border-color:rgba(255,143,47,.42)}
    .rapid-review-card::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(96,126,167,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(96,126,167,.08) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(135deg,rgba(0,0,0,.48),transparent 88%)}
    .rapid-review-card > *{position:relative;z-index:1}
    .rapid-review-meta{display:flex;align-items:center;gap:10px;color:#54677f;font-weight:800}
    .rapid-review-ring{width:12px;height:12px;border-radius:50%;background:conic-gradient(#ff9f2f var(--progress,50%),rgba(210,219,232,.78) 0);box-shadow:0 0 0 4px rgba(255,159,47,.12)}
      .rapid-review-card strong{display:block;color:#15253a;font-size:1.04rem;line-height:1.3;text-align:center}
      .rapid-review-preview{color:#3c4f66;font-size:.88rem;line-height:1.42}
      .rapid-review-more{margin-top:auto;color:#173f7b;font-weight:900;text-align:center}
      .rapid-review-progress{height:7px;border-radius:999px;background:rgba(20,54,101,.08);overflow:hidden}
      .rapid-review-progress span{display:block;height:100%;width:var(--review-width,0%);border-radius:inherit;background:linear-gradient(90deg,#ff9f2f 0%,#c9c84e 48%,#5fd2b8 100%)}
      @media (min-width:761px) and (max-width:1080px){
        .rapid-result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
        .rapid-result-card{grid-column:1/-1}
      }
    .domination-panel{margin-top:18px;padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(255,107,107,.1),rgba(8,21,35,.96));border:1px solid rgba(255,107,107,.18)}
    .domination-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:14px}
    .domination-panel .quickbar{margin-top:12px}
    .domination-overlay{position:fixed;inset:0;z-index:70;display:none;background:#07111f;padding:10px;overflow:auto}
    .domination-overlay.show{display:block}
    .domination-shell{width:100%;max-width:none;margin:0 auto;background:
      radial-gradient(circle at top right,rgba(255,107,107,.12),transparent 20%),
      radial-gradient(circle at top left,rgba(91,188,255,.12),transparent 24%),
      linear-gradient(180deg,#07111f,#09192d);border:1px solid rgba(255,107,107,.2);border-radius:26px;box-shadow:0 24px 70px rgba(0,0,0,.38);padding:14px}
    .domination-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:12px;padding:14px 14px 10px;border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08)}
    .domination-title strong{display:block;font-size:1.7rem;color:#fff;letter-spacing:-.04em}
    .domination-title span{display:block;color:var(--muted);font-size:1rem;margin-top:4px}
    .domination-title em{color:var(--orange);font-style:normal}
    .domination-top-controls{display:flex;align-items:center;gap:10px}
    .domination-mode-badge{display:inline-flex;align-items:center;gap:8px;padding:9px 13px;border-radius:999px;background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.18);color:#ffd2d2;font-size:.78rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
    .domination-close,.theme-toggle{border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.05);color:var(--text);border-radius:14px;padding:10px 12px;cursor:pointer;font-weight:800}
    .domination-close{background:linear-gradient(135deg,rgba(255,107,107,.18),rgba(255,255,255,.06));border-color:rgba(255,107,107,.22)}
    .domination-setup,.domination-live,.domination-result{display:none}
    .domination-setup.show,.domination-live.show,.domination-result.show{display:block}
    .domination-setup-grid{display:grid;grid-template-columns:minmax(0,1.55fr) 320px;gap:12px;align-items:start}
    .domination-setup-main{display:grid;gap:12px}
    .domination-choice{margin-bottom:0;padding:12px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.07)}
    .domination-config-card{display:grid;gap:12px;padding:12px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.07)}
    .domination-choice-head{display:flex;align-items:center;justify-content:flex-start;gap:10px;margin-bottom:0}
    .domination-section-head{margin-bottom:0}
    .domination-choice-head strong{display:block;font-size:1rem;color:#fff}
    .domination-choice-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:var(--cyan);font-size:.72rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
    .domination-step-chip{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:10px;background:rgba(255,143,47,.12);border:1px solid rgba(255,143,47,.24);color:var(--orange);font-weight:900}
    .domination-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .domination-picker-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}
    .domination-picker{position:relative;display:grid;gap:8px;padding:18px 44px 16px 18px;border-radius:20px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));color:var(--text);cursor:pointer;text-align:left;transition:.18s ease;overflow:hidden;min-height:128px}
    .domination-picker::before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(180deg,rgba(124,231,255,.5),rgba(255,107,107,.3))}
    .domination-picker::after{content:"";position:absolute;right:14px;top:18px;width:14px;height:14px;border-radius:50%;background:rgba(255,255,255,.12);box-shadow:0 0 0 5px rgba(255,255,255,.03)}
    .domination-picker strong{font-size:1rem;color:#fff;max-width:calc(100% - 14px)}
    .domination-picker span{color:var(--muted);font-size:.92rem;line-height:1.45;max-width:calc(100% - 14px)}
    .domination-picker:hover{transform:translateY(-1px);border-color:rgba(124,231,255,.22)}
      .domination-picker.active{border-color:rgba(255,143,47,.5);background:linear-gradient(135deg,rgba(255,143,47,.22),rgba(91,188,255,.12));box-shadow:0 16px 30px rgba(0,0,0,.16)}
      .domination-picker.active::after{background:#fff;box-shadow:0 0 0 7px rgba(255,143,47,.16)}
    .domination-source-field{display:none!important}
    .domination-form label{display:grid;gap:8px;color:var(--muted);font-size:.9rem}
    .domination-form select,.domination-form input{width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:16px;color:var(--text);padding:15px 16px}
    .domination-form select:focus,.domination-form input:focus{outline:none;border-color:rgba(124,231,255,.3);box-shadow:0 0 0 4px rgba(91,188,255,.1)}
    .domination-helper{margin:0;color:var(--muted);font-size:.86rem}
    .domination-helper-strong{color:#f7f9ff}
    .domination-input-lock{opacity:.72;pointer-events:none}
    .domination-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:0}
    .domination-primary,.domination-secondary{border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:15px 20px;font-weight:800;cursor:pointer}
    .domination-primary{background:linear-gradient(135deg,#ff8f2f,#ff631b);color:#fff;box-shadow:0 18px 30px rgba(255,107,26,.2)}
    .domination-secondary{background:rgba(255,255,255,.05);color:var(--text)}
    .domination-meta-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,143,47,.14)}
    .domination-summary-card{display:grid;gap:12px;padding:14px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);position:sticky;top:14px}
    .domination-summary-head{display:flex;align-items:center;gap:12px;color:#fff}
    .domination-summary-head strong{text-transform:uppercase;letter-spacing:.08em;font-size:1rem}
    .domination-summary-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:16px;background:rgba(255,143,47,.12);border:1px solid rgba(255,143,47,.18);color:var(--orange);font-weight:900}
    .domination-summary-list{display:grid;gap:14px}
    .domination-summary-list div{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .domination-summary-list span{color:var(--muted)}
    .domination-summary-list strong{color:#fff;text-align:right}
    .domination-summary-note{display:grid;gap:4px;padding:12px;border-radius:14px;background:rgba(255,143,47,.08);border:1px solid rgba(255,143,47,.14)}
    .domination-history-card{display:grid;gap:10px;padding:12px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
    .domination-history-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
    .domination-history-head strong{display:block;color:#fff}
    .domination-history-head span{color:var(--muted);font-size:.8rem;text-align:right}
    .domination-history-list{display:grid;gap:8px}
    .domination-history-item{display:grid;gap:4px;padding:10px 11px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06)}
    .domination-history-item strong{color:#fff;font-size:.88rem}
    .domination-history-item span,.domination-history-item small{color:var(--muted);font-size:.77rem;line-height:1.35}
    .domination-history-empty{display:block;color:var(--muted);font-size:.82rem;padding:2px 0}
    .domination-summary-note strong{color:#fff}
    .domination-summary-note span{color:var(--muted)}
    .precision-embedded body{padding-top:0;background:#edf4fb;overflow:auto}
    .precision-embedded .page,.precision-embedded .mobile-dock,.precision-embedded .site-footer,.precision-embedded #drawerBtn,.precision-embedded #drawerBackdrop{display:none!important}
    .precision-embedded .domination-overlay{position:static;inset:auto;display:block;padding:0;background:transparent;overflow:visible}
    .precision-embedded .domination-shell{width:100%;max-width:none;margin:0;border:none;border-radius:0;box-shadow:none;padding:8px;background:transparent;min-height:calc(100vh - 16px)}
    .precision-embedded .topbar-overlay,.precision-embedded .domination-top,.precision-embedded .domination-setup,.precision-embedded .domination-result,.precision-embedded .domination-mobile-palette-toggle,.precision-embedded .domination-warning,.precision-embedded #submitModal,.precision-embedded #issueModal{display:none!important}
    .precision-embedded .domination-live{display:block!important}
    .precision-embedded .domination-status{margin-bottom:10px}
    .precision-embedded .domination-question,.precision-embedded .domination-palette,.precision-embedded .domination-stat,.precision-embedded .domination-review-card{background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.03))}
    .precision-embedded .domination-palette{top:0}
    .domination-status{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:18px}
    .domination-stat{padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.07)}
    .domination-stat strong{display:block;font-size:1rem;color:#fff}
    .domination-stat span{display:block}
    .domination-live-shell{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:12px;align-items:start}
    .domination-question{padding:14px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08)}
    .domination-question h3{margin:0 0 8px;font-size:.95rem;line-height:1.45}
    .domination-question-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;margin-bottom:10px}
    .domination-question-no{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);font-weight:800;color:#fff;font-size:.8rem}
    .domination-question-no span{color:var(--orange);font-weight:900}
    .domination-question-source{color:var(--muted);font-size:.82rem}
    .domination-options{display:grid;gap:8px;margin-top:10px}
    .domination-option{width:100%;display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);color:var(--text);cursor:pointer;text-align:left;font-size:.88rem;line-height:1.4;font-weight:700}
    .domination-option.selected{border-color:rgba(91,188,255,.4);background:rgba(91,188,255,.1)}
    .domination-option.correct{border-color:rgba(122,240,164,.4);background:rgba(122,240,164,.1)}
    .domination-option.wrong{border-color:rgba(255,107,107,.38);background:rgba(255,107,107,.1)}
    .domination-badge{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;border:2px solid rgba(255,255,255,.14);font-size:.76rem;font-weight:900;flex:0 0 auto}
    .domination-top-actions{display:flex;justify-content:flex-end;margin-bottom:10px}
    .domination-live-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
    .domination-live-actions button{flex:1 1 0;min-width:0}
    .domination-live-actions #domEnd{display:none!important}
    .domination-mark-btn.active{background:rgba(255,196,87,.16);border-color:rgba(255,196,87,.38);color:#ffe39b}
    .domination-palette{padding:14px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);position:sticky;top:14px}
    .domination-palette-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
    .domination-palette h4{margin:0 0 10px;color:#fff}
    .domination-palette-close{display:inline-flex;align-items:center;justify-content:center;padding:8px 10px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.05);color:var(--text);font-weight:800;cursor:pointer}
    .domination-legend{display:grid;gap:8px;margin-bottom:14px}
    .domination-legend-item{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.8rem}
    .domination-legend-swatch{width:12px;height:12px;border-radius:50%;border:1px solid rgba(255,255,255,.18)}
    .domination-legend-swatch.not-visited{background:rgba(107,121,140,.22)}
    .domination-legend-swatch.not-answered{background:rgba(255,255,255,.1)}
    .domination-legend-swatch.answered{background:rgba(91,188,255,.3)}
    .domination-legend-swatch.marked{background:rgba(255,196,87,.3)}
    .domination-legend-swatch.marked-answered{background:linear-gradient(135deg,rgba(255,196,87,.55),rgba(91,188,255,.55))}
    .domination-palette-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
    .domination-palette-btn{min-height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:var(--text);font-weight:800;cursor:pointer;font-size:.8rem}
    .domination-palette-btn.current{outline:2px solid rgba(255,255,255,.72);outline-offset:1px}
    .domination-palette-btn.not-visited{background:rgba(107,121,140,.14);color:#c9d2de}
    .domination-palette-btn.not-answered{background:rgba(255,255,255,.08)}
    .domination-palette-btn.answered{background:rgba(91,188,255,.16);border-color:rgba(91,188,255,.34)}
    .domination-palette-btn.marked{background:rgba(255,196,87,.14);border-color:rgba(255,196,87,.32)}
    .domination-palette-btn.marked-answered{background:linear-gradient(135deg,rgba(255,196,87,.2),rgba(91,188,255,.18));border-color:rgba(255,255,255,.18)}
    .domination-mobile-palette-toggle{display:none;position:fixed;right:16px;bottom:96px;z-index:75;width:50px;height:50px;border-radius:50%;border:1px solid rgba(255,255,255,.1);background:rgba(7,17,31,.94);color:#fff;font-size:1.25rem;cursor:pointer;box-shadow:0 16px 40px rgba(0,0,0,.35)}
    .domination-mobile-palette-toggle.show{display:grid;place-items:center}
    .domination-mobile-sheet{display:none}
    .domination-mobile-sheet.show{display:none}
    .domination-review{display:grid;gap:10px;margin-top:12px}
    .domination-review-card{padding:12px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
    .domination-review-card .source-stem{margin-bottom:10px}
    .domination-warning{position:fixed;left:50%;top:18px;transform:translate(-50%,-12px);min-width:min(92vw,360px);padding:12px 14px;border-radius:16px;background:linear-gradient(180deg,rgba(255,107,107,.96),rgba(201,75,75,.96));border:1px solid rgba(255,255,255,.18);box-shadow:0 20px 50px rgba(0,0,0,.35);color:#fff;font-weight:800;z-index:90;opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;font-size:.88rem}
    .domination-warning.show{opacity:1;transform:translate(-50%,0)}
    .submit-modal{position:fixed;inset:0;display:none;place-items:center;background:rgba(2,5,10,.72);backdrop-filter:blur(8px);z-index:85;padding:18px}
    .submit-modal.show{display:grid}
    .submit-modal-card{width:min(100%,460px);padding:24px;border-radius:26px;background:linear-gradient(180deg,#07111f,#0b1730);border:1px solid rgba(255,255,255,.08);box-shadow:0 26px 70px rgba(0,0,0,.45)}
    .submit-modal-card h3{margin:0 0 10px;color:#fff}
    .submit-modal-card p{margin:0;color:var(--muted)}
    .submit-modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}
    .auth-overlay{position:fixed;inset:0;z-index:90;display:none;place-items:center;padding:18px;background:rgba(5,10,18,.76)}
    .auth-overlay.show{display:grid}
    .auth-modal{position:relative;width:min(100%,520px);height:min(90vh,760px);overflow:hidden;border-radius:22px;background:#fff;border:1px solid rgba(255,143,47,.28);box-shadow:0 28px 80px rgba(0,0,0,.34)}
    .auth-modal-close{position:absolute;top:12px;right:12px;z-index:2;width:40px;height:40px;border-radius:14px;border:1px solid rgba(14,24,38,.14);background:#fff;color:#0e1826;font-weight:900;cursor:pointer}
    .auth-frame{width:100%;height:100%;border:0;background:#fff}
    .theme-light{--bg:#eef4fb;--bg-soft:#f8fbff;--panel:#ffffff;--panel-2:#edf5ff;--line:rgba(43,75,122,.14);--line-strong:rgba(43,75,122,.22);--text:#0f2037;--muted:#3f5874;--red:#c94b4b;--blue:#1463d8;--green:#0b9b5c;--gold:#b57f00;--violet:#6b55d8;--cyan:#0f7da8;--shadow:0 18px 50px rgba(18,47,86,.12);--shadow-lg:0 26px 70px rgba(18,47,86,.16)}
    .theme-light body{background:linear-gradient(180deg,#f6fbff 0%,#edf4fb 55%,#e7eef7 100%)}
    .theme-light body::before{background-image:linear-gradient(rgba(17,53,97,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(17,53,97,.03) 1px,transparent 1px)}
    .theme-light .credit-bar{color:#103f74}
    .theme-light .topbar,.theme-light .page>aside,.theme-light .hero,.theme-light .panel,.theme-light .chapter,.theme-light .domination-shell{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(241,247,255,.96))}
    .theme-light .topbar,.theme-light .page>aside{border-color:rgba(43,75,122,.16);box-shadow:0 18px 48px rgba(18,47,86,.1)}
    .theme-light .topbar-brand,.theme-light .nav-main,.theme-light .panel h2,.theme-light .chapter h2,.theme-light .hero h2{color:#0d2340}
    .theme-light .topbar-brand small,.theme-light nav a,.theme-light .footer-note,.theme-light .lazy-source-note,.theme-light .source-test-summary-main span,.theme-light .source-test-lane-head p{color:#27405d}
    .theme-light .travel-tab,.theme-light .nav-main,.theme-light nav a,.theme-light .mobile-dock a,.theme-light .mobile-dock button,.theme-light .theme-toggle,.theme-light .domination-secondary,.theme-light .topbar-theme,.theme-light .topbar-guide,.theme-light .aside-guide{color:#0e1826;border-color:rgba(43,75,122,.16)}
    .theme-light .travel-tab:hover,.theme-light nav a:hover,.theme-light .nav-main:hover{color:#0c2240;background:rgba(20,99,216,.1)}
    .theme-light .search{color:#0f2037;border-color:rgba(43,75,122,.18);background:rgba(255,255,255,.96)}
    .theme-light .search::placeholder{color:#64778f}
    .theme-light .stat,.theme-light .tracker-card,.theme-light .box,.theme-light .mcq-card,.theme-light .mock-panel,.theme-light .domination-panel,.theme-light .domination-question,.theme-light .domination-stat,.theme-light .domination-review-card{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.94))}
    .theme-light .nav-main,.theme-light nav a,.theme-light .mobile-dock a,.theme-light .mobile-dock button,.theme-light .theme-toggle,.theme-light .domination-secondary,.theme-light .topbar-theme,.theme-light .topbar-utility{background:rgba(20,99,216,.06)}
    .theme-light .travel-tab.active{color:#0b0d12;background:rgba(20,99,216,.1)}
    .theme-light .topbar-utility{background:linear-gradient(180deg,#ffffff,#f5f9ff);color:#101924;border-color:rgba(43,75,122,.18)}
    .theme-light .topbar-utility strong{color:#101924}
    .theme-light .topbar-utility span{color:#49627e}
    .theme-light .topbar-login{background:linear-gradient(180deg,#ffffff,#f5f9ff);color:#101924;border-color:rgba(255,126,60,.34)}
    .theme-light .topbar-login-badge{background:radial-gradient(circle at 30% 30%,rgba(255,178,90,.98),rgba(255,126,60,.82));color:#121315}
    .theme-light .topbar-brand strong{color:#ff6a21}
    .theme-light .topbar-brand strong span{color:#11161f}
    .theme-light .page>aside{background:linear-gradient(180deg,rgba(255,255,255,.86),rgba(244,248,255,.92));border-color:rgba(43,75,122,.12);box-shadow:0 18px 42px rgba(18,47,86,.08)}
    .theme-light .nav-group{background:linear-gradient(180deg,rgba(255,255,255,.58),rgba(245,249,255,.62));border-color:rgba(43,75,122,.08)}
    .theme-light .nav-main:hover,.theme-light .nav-group[open] .nav-main,.theme-light nav a:hover,.theme-light nav a.active{background:linear-gradient(90deg,rgba(255,107,26,.12),rgba(20,99,216,.03));box-shadow:inset 3px 0 0 #ff6a21,0 10px 24px rgba(255,107,26,.08);color:#10233f}
    .theme-light .nav-submenu .nav-shortcut{background:rgba(255,255,255,.92);border-color:rgba(43,75,122,.14);color:#173150}
    .theme-light .nav-submenu button:hover,.theme-light .nav-submenu a:hover{background:linear-gradient(90deg,rgba(255,107,26,.12),rgba(20,99,216,.03));color:#10233f;box-shadow:inset 3px 0 0 #ff6a21,0 10px 24px rgba(255,107,26,.08)}
    .theme-light .hero-progress-panel,.theme-light .dashboard-feedback-card,.theme-light .mistake-card{background:rgba(20,99,216,.04);border-color:rgba(43,75,122,.14)}
    .theme-light .dashboard-progress-bar,.theme-light .home-tile-progress{background:rgba(20,99,216,.08);border-color:rgba(43,75,122,.1)}
    .theme-light .home-tile-meta,.theme-light .dashboard-chip strong{color:#10305a}
    .theme-light .dashboard-chip{background:rgba(20,99,216,.06);border-color:rgba(43,75,122,.14)}
    .theme-light .dashboard-feedback-label,.theme-light .dashboard-feedback-card small,.theme-light .home-tile-meta,.theme-light .flashcard-progress,.theme-light .flashcard-kicker,.theme-light .flashcard-break small,.theme-light .mobile-dock-brand-copy span{color:#4d627a}
    .theme-light .motivation-card{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.95));border-color:rgba(43,75,122,.14)}
    .theme-light .motivation-card.kicker-fire{background:linear-gradient(135deg,rgba(255,143,47,.16),rgba(255,209,102,.12),rgba(255,255,255,.98))}
    .theme-light .motivation-card.kicker-blue{background:linear-gradient(135deg,rgba(20,99,216,.12),rgba(124,231,255,.08),rgba(255,255,255,.98))}
    .theme-light .motivation-card.kicker-green{background:linear-gradient(135deg,rgba(11,155,92,.12),rgba(20,99,216,.08),rgba(255,255,255,.98))}
    .theme-light .motivation-icon,.theme-light .hero-widget-icon,.theme-light .dashboard-feedback-icon{background:rgba(20,99,216,.08);border-color:rgba(43,75,122,.14);color:#10305a}
    .theme-light .motivation-card strong{color:#0f2037}
    .theme-light .section-title,.theme-light .box h3,.theme-light .tracker-card h3,.theme-light .mock-panel h3,.theme-light .panel-header h2,.theme-light .chapter h2,.theme-light .home-tile strong,.theme-light .source-option-text,.theme-light .option,.theme-light .metric-pill span,.theme-light .metric-pill strong,.theme-light .source-test-summary-main strong,.theme-light details.source-test-card summary,.theme-light .source-stem,.theme-light .article-detail summary,.theme-light .article-body h4{color:#10233f}
    .theme-light .flow{color:#10305a;background:linear-gradient(180deg,rgba(20,99,216,.08),rgba(255,255,255,.96));border-color:rgba(43,75,122,.2)}
    .theme-light .article-card{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.96));border-color:rgba(43,75,122,.14)}
    .theme-light .article-empty-note{background:rgba(20,99,216,.04);border-color:rgba(43,75,122,.14);color:#425a77}
    .theme-light .article-cta{background:rgba(20,99,216,.06);border-color:rgba(43,75,122,.14);color:#1463d8}
    .theme-light .article-shell{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(241,247,255,.98))}
    .theme-light .article-hero,.theme-light .article-section{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.96))}
    .theme-light .article-stat{background:rgba(20,99,216,.04);border-color:rgba(43,75,122,.14)}
    .theme-light .article-section h2,.theme-light .article-section h3,.theme-light .article-table th,.theme-light .article-callout strong{color:#10233f}
    .theme-light .article-table th{background:rgba(20,99,216,.07)}
    .theme-light .box,.theme-light .mcq-card,.theme-light .tracker-card,.theme-light .mock-panel,.theme-light .metric-pill,.theme-light .option,.theme-light .source-option-btn,.theme-light details.source-test-card{color:#173150;border-color:rgba(43,75,122,.14)}
    .theme-light .source-option-btn,.theme-light details.source-test-card{background:rgba(255,255,255,.92)}
    .theme-light .topbar-search{background:rgba(20,99,216,.06);border-color:rgba(43,75,122,.14)}
    .theme-light .topbar-search-icon img{filter:none;opacity:.58}
    .theme-light .topbar-search-input{color:#10233f}
    .theme-light .topbar-search-input::placeholder{color:#6a7d95}
    .theme-light .travel-tab.active::after{background:linear-gradient(90deg,#ff8f2f,#ffd166)}
    .theme-light .source-option-btn,.theme-light .domination-option,.theme-light .option{background:rgba(20,99,216,.04)}
    .theme-light .rapid-shell{background:radial-gradient(circle at top left,rgba(91,188,255,.16),transparent 24%),linear-gradient(180deg,#edf3fb,#dce6f6 48%,#d6e0f0 100%);border-color:rgba(255,255,255,.38);color:#162334}
    .theme-light .rapid-shell::before{background-image:linear-gradient(rgba(70,106,153,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(70,106,153,.08) 1px,transparent 1px)}
    .theme-light .rapid-top strong,.theme-light .rapid-result-top strong,.theme-light .rapid-setup-card h3,.theme-light .rapid-result-card h3,.theme-light .rapid-resume-banner strong{color:#162334}
    .theme-light .rapid-top span,.theme-light .rapid-result-top span,.theme-light .rapid-setup-card p,.theme-light .rapid-result-card p,.theme-light .rapid-hint,.theme-light .rapid-empty,.theme-light .rapid-resume-banner p,.theme-light .rapid-session-meta{color:#53657f}
    .theme-light .rapid-close{border-color:rgba(22,35,52,.65);background:rgba(255,255,255,.6);color:#162334}
    .theme-light .rapid-setup-card,.theme-light .rapid-stat-card,.theme-light .rapid-result-card{background:rgba(255,255,255,.72);border-color:rgba(255,255,255,.7);box-shadow:0 16px 30px rgba(55,79,110,.12)}
    .theme-light .rapid-resume-banner{background:linear-gradient(135deg,rgba(31,122,224,.12),rgba(69,192,255,.08));border-color:rgba(31,122,224,.16)}
    .theme-light .rapid-resume-banner.empty{background:linear-gradient(135deg,rgba(122,240,164,.12),rgba(255,255,255,.4));border-color:rgba(11,155,92,.18)}
    .theme-light .rapid-chip{background:rgba(255,255,255,.82);color:#23344b}
    .theme-light .rapid-chip::before{background:rgba(31,122,224,.45);box-shadow:0 0 0 6px rgba(31,122,224,.08)}
    .theme-light .rapid-chip:hover{background:linear-gradient(135deg,rgba(31,122,224,.12),rgba(255,255,255,.82))}
    .theme-light .rapid-chip.active{background:linear-gradient(135deg,#1463d8,#ff8f2f);color:#fff;border-color:rgba(20,99,216,.24)}
    .theme-light .rapid-ghost{color:#50627d;border-color:rgba(24,48,78,.12)}
    .theme-light .rapid-session-meta span{background:rgba(255,255,255,.65);border-color:rgba(24,48,78,.08)}
    .theme-light .rapid-face{background:#fff;box-shadow:0 22px 50px rgba(35,58,88,.16)}
    .theme-light .rapid-face.back{background:linear-gradient(180deg,#ffffff,#eef8f2)}
    .theme-light .rapid-face-label{background:rgba(24,48,78,.06);border-color:rgba(24,48,78,.08);color:#36506d}
    .theme-light .rapid-face p{color:#162334}
    .theme-light .home-tile{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.94));border-color:rgba(43,75,122,.14)}
    .theme-light .home-tile span{color:#4d627a}
    .theme-light .home-tile-icon{color:#10305a}
    .theme-light .home-tile strong,.theme-light .topbar-brand strong,.theme-light .hero-widget strong{font-weight:900}
    .theme-light .hero-widget{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.96))}
    .theme-light .hero-widget p,.theme-light .hero-widget-list span,.theme-light .flashcard-break p,.theme-light .flashcard-progress strong{color:#10233f}
    .theme-light .hero-kicker{color:#5f7491}
    .theme-light .hero-streak-card{background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(243,248,255,.96));border-color:rgba(43,75,122,.12);box-shadow:0 18px 38px rgba(18,47,86,.08)}
    .theme-light .hero-streak-copy span,.theme-light .hero-streak-card p{color:#4d627a}
    .theme-light .hero-streak-week span{color:#7386a1}
    .theme-light .hero-streak-copy strong{color:#10233f}
    .theme-light .hero-streak-dots span{border-color:rgba(255,107,26,.4);box-shadow:0 10px 18px rgba(18,47,86,.08)}
    .theme-light .hero-focus-card{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(243,248,255,.94));border-color:rgba(43,75,122,.12);box-shadow:0 16px 30px rgba(18,47,86,.08)}
    .theme-light .hero-focus-head strong{color:#10233f}
    .theme-light .hero-focus-card p{color:#4d627a}
    .theme-light .dashboard-stat-hero{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(244,248,255,.96));border-color:rgba(43,75,122,.12);box-shadow:0 16px 30px rgba(18,47,86,.08)}
    .theme-light .dashboard-stat-icon,.theme-light .home-tile-icon{background:linear-gradient(180deg,rgba(255,143,47,.12),rgba(20,99,216,.08));color:#173150}
    .theme-light .dashboard-stat-hero strong,.theme-light .home-continue-head strong,.theme-light .home-tile strong{color:#10233f}
    .theme-light .dashboard-stat-hero span,.theme-light .diary-status{color:#5a708b}
    .theme-light .home-tile::before,.theme-light .home-tile-arrow{background:linear-gradient(180deg,#ffffff,#eef4fb);border-color:rgba(43,75,122,.12);color:#10233f}
    .theme-light .notebook-tab{background:rgba(20,99,216,.05);border-color:rgba(43,75,122,.12);color:#173150}
    .theme-light .notebook-tab.active{background:linear-gradient(180deg,rgba(255,143,47,.16),rgba(255,255,255,.95));border-color:rgba(255,143,47,.26)}
    .theme-light .diary-shell{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(243,248,255,.96));border-color:rgba(43,75,122,.12)}
    .theme-light .diary-passphrase-field input,.theme-light .diary-editor,.theme-light .diary-entry-title{background:#fff;border-color:rgba(43,75,122,.12);color:#10233f}
    .theme-light .site-footer-card{background:
      radial-gradient(circle at 6% 0%,rgba(255,107,26,.1),transparent 24%),
      radial-gradient(circle at 100% 0%,rgba(20,99,216,.08),transparent 28%),
      linear-gradient(180deg,rgba(255,255,255,.96),rgba(243,248,255,.98));
      border-color:rgba(43,75,122,.12);
      box-shadow:0 24px 60px rgba(18,47,86,.12), inset 0 1px 0 rgba(255,255,255,.7)}
    .theme-light .site-footer-card::before{background:linear-gradient(180deg,rgba(255,255,255,.86),transparent 18%)}
    .theme-light .site-footer-heading h3,.theme-light .site-footer-cta h3,.theme-light .site-footer-brandmark strong span{color:#10233f}
    .theme-light .site-footer-heading-icon,.theme-light .site-footer-meta-icon,.theme-light .site-footer-socials a{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(241,247,255,.96));border-color:rgba(43,75,122,.12);color:#173150;box-shadow:0 14px 28px rgba(18,47,86,.08)}
    .theme-light .site-footer-section a,.theme-light .site-footer-meta,.theme-light .site-footer-cta p{color:#425a77}
    .theme-light .site-footer-section a:hover{color:#425a77}
    .theme-light .site-footer-section a::before{color:#7b8ea8}
    .theme-light .site-footer-cta{background:linear-gradient(180deg,rgba(255,255,255,.94),rgba(241,247,255,.94));border-color:rgba(43,75,122,.12);box-shadow:inset 0 1px 0 rgba(255,255,255,.8),0 18px 42px rgba(18,47,86,.08)}
    .theme-light .site-footer-top{background:linear-gradient(180deg,#ffffff,#f3f7fd);color:#10233f;box-shadow:0 16px 28px rgba(18,47,86,.1)}
    .theme-light .site-footer-bar,.theme-light .site-footer-meta,.theme-light .site-footer-socials{border-color:rgba(43,75,122,.12)}
    .theme-light .site-footer-brandmark strong{color:#ff6a21}
    .theme-light .site-footer-socials a:hover{color:#10233f;box-shadow:0 18px 28px rgba(255,107,26,.14)}
    .theme-light .domination-choice,.theme-light .domination-config-card,.theme-light .domination-summary-card{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(241,247,255,.96));border-color:rgba(43,75,122,.14)}
    .theme-light .domination-choice-head strong{color:#0d2340}
    .theme-light .domination-choice-badge{background:rgba(20,99,216,.06);border-color:rgba(43,75,122,.14);color:#0f7da8}
    .theme-light .domination-step-chip{background:rgba(255,143,47,.12);border-color:rgba(255,143,47,.22)}
      .theme-light .domination-picker{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.96));border-color:rgba(43,75,122,.14);color:#10305a}
      .theme-light .domination-picker strong{color:#0d2340}
      .theme-light .domination-picker span{color:#53657d}
      .theme-light .domination-picker::after{background:rgba(20,99,216,.12);box-shadow:0 0 0 6px rgba(20,99,216,.04)}
    .theme-light .domination-meta-row,.theme-light .domination-summary-note{border-color:rgba(255,143,47,.18);background:rgba(255,143,47,.06)}
    .theme-light .flashcard-face,.theme-light .flashcard-break{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.94));border-color:rgba(43,75,122,.12);box-shadow:0 14px 36px rgba(18,47,86,.08)}
    .theme-light .flashcard-back{background:linear-gradient(180deg,rgba(122,240,164,.08),rgba(255,255,255,.96))}
    .theme-light .flashcard-text{color:#0f2037}
    .theme-light .flashcard-count{color:#0f527a}
    .theme-light .flashcard-nav{color:#10305a;border-color:rgba(43,75,122,.14)}
    .theme-light .flashcard-nav.primary{background:linear-gradient(135deg,rgba(20,99,216,.14),rgba(124,231,255,.12))}
    .theme-light .flashcard-pill{color:#0f527a;border-color:rgba(43,75,122,.14);background:rgba(20,99,216,.06)}
    .theme-light .chapter-quick-card{background:linear-gradient(180deg,rgba(20,99,216,.05),rgba(255,255,255,.95));border-color:rgba(43,75,122,.12)}
    .theme-light .chapter-quick-card-meme{background:linear-gradient(180deg,rgba(255,209,102,.1),rgba(255,255,255,.95))}
    .theme-light .chapter-meme-item{background:rgba(255,209,102,.1);border-color:rgba(180,120,20,.14)}
    .theme-light .chapter-meme-item .meme-index{color:rgba(180,110,20,.9)}
    .theme-light .chapter-quick-card strong{color:#10233f}
    .theme-light .chapter-quick-card p{color:#4d627a}
    .theme-light .chapter-quick-card button,.theme-light .chapter-quick-card a{color:#10305a;border-color:rgba(43,75,122,.14);background:linear-gradient(135deg,rgba(20,99,216,.12),rgba(124,231,255,.1))}
    .theme-light .source-option-col-label{color:#5b6788}
    .theme-light .domination-overlay{background:#edf4fb}
    .theme-light .domination-panel{background:linear-gradient(180deg,rgba(201,75,75,.08),rgba(255,255,255,.95));border-color:rgba(201,75,75,.16)}
    .theme-light .domination-title strong,.theme-light .domination-stat strong,.theme-light .domination-question-no,.theme-light .domination-palette h4,.theme-light .submit-modal-card h3{color:#0f2037}
    .theme-light .domination-question-source{color:#5d6f86}
    .theme-light .domination-primary{color:#fff;border-color:rgba(20,99,216,.12)}
    .theme-light .domination-palette-btn.current{outline-color:rgba(20,99,216,.7)}
    .theme-light .domination-palette-btn.not-visited{color:#52657d}
    .theme-light .domination-mobile-palette-toggle{background:rgba(255,255,255,.96);color:#10305a;border-color:rgba(20,99,216,.14)}
    .theme-light .submit-modal-card{background:linear-gradient(180deg,#ffffff,#edf4fb);border-color:rgba(43,75,122,.14)}
    .theme-light .auth-overlay{background:rgba(232,239,248,.82)}
    .theme-light .domination-palette-close{background:rgba(20,99,216,.06);border-color:rgba(43,75,122,.14)}
    .theme-light .report-flag{background:linear-gradient(135deg,rgba(201,75,75,.18),rgba(255,209,102,.18));color:#7d1728}
    .theme-light .swap-flag{background:linear-gradient(135deg,rgba(20,99,216,.18),rgba(11,155,92,.16));color:#0f527a}
    .mobile-dock{display:none;transform:translateZ(0);touch-action:manipulation}
    .mobile-dock-brand{display:inline-flex;align-items:center;gap:8px}
    .mobile-dock-logo{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#ff8f2f,#ffb347);color:#101924;font-weight:900;font-size:1rem;box-shadow:0 10px 22px rgba(255,143,47,.24)}
    .mobile-dock-brand-copy{display:grid;gap:2px;text-align:left}
    .mobile-dock-brand-copy strong{font-size:.9rem;line-height:1;letter-spacing:-.04em}
    .mobile-dock-brand-copy span{font-size:.58rem;line-height:1.1;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
    .mobile-dock-top{display:none}
    .mobile-dock,.drawer-btn,.topbar,.domination-mobile-palette-toggle{-webkit-user-select:none;user-select:none}
    .hero,.panel,.chapter,[id]{scroll-margin-top:110px}
    @keyframes progressShift{0%{background-position:0 0}100%{background-position:180% 0}}
    @keyframes streakPulse{0%{opacity:0;transform:scale(.4)}30%{opacity:.95}100%{opacity:0;transform:scale(3.1)}}
    @keyframes streakFloat{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-4px) scale(1.04)}}
    ul{margin:0;padding-left:20px}
    @media (min-width:761px){
      .topbar{top:14px;left:18px;right:18px;border-radius:22px;background:linear-gradient(180deg,rgba(11,23,48,.94),rgba(9,20,37,.92));border:1px solid rgba(255,255,255,.08);backdrop-filter:blur(18px)}
      .topbar::before,.topbar::after,.travel-tabs{display:none}
      .topbar-shell{grid-template-columns:auto minmax(320px,560px) auto;justify-content:space-between;gap:16px;padding:12px 18px}
      .topbar-brand strong{font-size:1.55rem;letter-spacing:-.06em}
      .topbar-brand small{font-size:.62rem;letter-spacing:.14em}
    .topbar-icon { width: 20px;  height: 20px; object-fit: contain;display: block;filter:invert(1) brightness(1.75);}
    .topbar-logout {color:#eaf2ff;background:rgba(255,255,255,.06);position:relative;display:grid;place-items:center;border:1px solid rgba(255,255,255,.1);width:48px;height:48px;padding:0;border-radius:16px;font-size:1rem;cursor:pointer;}
    .theme-light .topbar-icon{filter:none}
    .theme-light .topbar-logout{color:#0e1826;background:rgba(20,99,216,.06);border-color:rgba(43,75,122,.16)}
    .topbar-search{display:flex;align-items:center;gap:10px;width:100%;max-width:560px;padding:0 14px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .topbar-search-icon{width:18px;height:18px;display:grid;place-items:center;flex:0 0 18px;color:var(--muted)}
    .topbar-search-icon img{width:16px;height:16px;display:block;object-fit:contain;filter:invert(1) brightness(1.35);opacity:.78;transition:filter .18s ease,opacity .18s ease,transform .18s ease}
    .topbar-search:focus-within .topbar-search-icon img{opacity:1;transform:scale(1.08)}
    .topbar-search-input{margin:0;border:none;background:transparent;box-shadow:none;padding:12px 0;min-width:0}
    .topbar-search-input:focus{box-shadow:none}
    .topbar-search-results{display:none}
      .page>aside{top:92px;padding:14px 12px;border-radius:24px;background:linear-gradient(180deg,rgba(13,27,45,.98),rgba(7,17,31,.98));border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow-lg);scrollbar-color:rgba(255,143,47,.92) rgba(255,255,255,.12);overflow-x:hidden}
      .page>aside::-webkit-scrollbar{width:6px}
      .page>aside::-webkit-scrollbar-track{background:rgba(255,255,255,.04)}
      .page>aside::-webkit-scrollbar-thumb{background:rgba(255,143,47,.92);border:none}
      .page>aside::before,.brand,.pill-row,.side-theme,.aside-tools{display:none}
      .aside-head{justify-content:flex-end;min-height:0}
      .drawer-close{display:none}
      nav{gap:8px}
      .nav-group{padding:6px;border-radius:18px;background:rgba(15,30,56,.03);border:1px solid rgba(43,75,122,.08)}
      .nav-main{padding:11px 12px;background:transparent;border:none;color:var(--text)}
      .nav-main:hover{background:rgba(20,99,216,.08);color:#f3f8ff}
      .nav-main::after{color:#6f8199}
      .nav-submenu a,.nav-submenu button{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.08);color:var(--text)}
      .nav-submenu a:hover,.nav-submenu button:hover{background:rgba(20,99,216,.08);color:#f3f8ff}
      .performance-overlay,.rapid-overlay,.domination-overlay{padding:0 18px 18px 332px;background:transparent;backdrop-filter:none;pointer-events:none}
      .performance-shell,.rapid-shell,.domination-shell{margin:92px 0 0;max-height:calc(100vh - 110px);overflow:auto;pointer-events:auto}
      .topbar-overlay{display:none}
      .dashboard-feedback-strip{display:none}
      .home-tile-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
    }
    @media (max-width:1150px){.page{grid-template-columns:1fr;gap:20px}.stats,.tracker-grid,.grid-2,.performance-grid,.metric-strip,.mock-grid,.home-tile-grid,.articles-grid{grid-template-columns:1fr}.page>aside{position:relative;top:auto;max-height:none}}
    @media (max-width:1150px){.site-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer-bar{grid-template-columns:1fr 1fr}.site-footer-socials{justify-content:flex-start}}
    @media (min-width:761px){.domination-mobile-palette-toggle,.domination-mobile-palette-toggle.show,.domination-mobile-sheet,.domination-mobile-sheet.show{display:none!important}}
    @media (max-width:760px){
      html,body{max-width:100%;overflow-x:hidden}
      body{padding-top:88px}
      .page{padding:8px;gap:12px;max-width:100%;overflow-x:clip}
      main{max-width:100%;overflow-x:clip}
      .topbar{position:fixed;top:8px;left:8px;right:8px;z-index:32;margin-bottom:0;border-radius:18px;overflow:visible}
      .topbar-shell{grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px;padding:9px 48px 9px 10px}
      .topbar-brand{min-height:34px;align-items:center}
      .topbar-brand strong{font-size:1.4rem}
      .topbar-brand small,.hero .stats .stat:nth-child(4),.hero .stats .stat:nth-child(3),.pill-row .pill:nth-child(3),.phone-quick,.topbar-utility,.topbar-login,.travel-tabs,.topbar-actions{display:none}
      .topbar-search{display:flex;align-items:center;justify-self:center;grid-column:auto;padding:0 10px;background:rgba(255,255,255,.05);border:1px solid var(--line);margin-top:0;min-width:0;width:100%;max-width:116px;min-height:34px;border-radius:14px;transition:max-width .18s ease,background .18s ease,border-color .18s ease}
      .topbar.search-active .topbar-search{max-width:100%;background:rgba(255,255,255,.08);border-color:rgba(255,143,47,.24);border-radius:18px}
      .topbar-search-icon{display:grid;width:16px;height:16px;flex-basis:16px}
      .topbar-search-icon img{width:14px;height:14px}
      .topbar-search-input{display:block;width:100%;max-width:100%;margin:0;padding:8px 0;border-radius:0;background:transparent;border:none;box-shadow:none;font-size:.85rem;min-width:0}
      .topbar-search-results{position:absolute;left:10px;right:10px;top:calc(100% + 8px);max-height:min(58vh,420px);overflow:auto;padding:10px;border-radius:20px;background:linear-gradient(180deg,rgba(7,17,31,.98),rgba(9,25,45,.98));border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 42px rgba(0,0,0,.28);backdrop-filter:blur(18px);display:none}
      .topbar-search-results.show{display:grid;gap:8px}
      .topbar-search-results .nav-group{padding:6px}
      .topbar-search-results .nav-main{padding:10px 12px}
      .topbar-search-results .nav-submenu a,.topbar-search-results .nav-submenu button{font-size:.8rem}
      .theme-light .topbar-search-results{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(241,247,255,.98));border-color:rgba(43,75,122,.12);box-shadow:0 18px 34px rgba(18,47,86,.12)}
      .topbar-overlay{display:none}
      .aside-tools,.side-theme,.drawer-btn,.drawer-backdrop,.page>aside{display:none!important}
      body{padding-bottom:96px}
      .hero,.panel,.chapter{padding:14px;border-radius:20px;margin-bottom:12px}
      .article-card{padding:14px;border-radius:18px}
      .article-shell{padding:14px;border-radius:20px}
      .article-hero,.article-section{padding:16px}
      .article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .article-nav .key-link{width:100%;justify-content:center}
      .hero-layout{grid-template-columns:1fr;gap:14px}
      .hero h2{font-size:1.55rem;max-width:12ch}
      .hero p{font-size:.82rem}
      .hero-kicker{font-size:.7rem;padding:7px 10px}
      .home-tile-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
      .home-tile{min-height:138px;padding:12px;border-radius:18px;gap:8px}
      .home-tile strong{font-size:.82rem}
      .home-tile span{display:none}
      .home-tile::before{top:12px;right:12px;width:32px;height:32px;font-size:.72rem}
      .home-tile-top{gap:8px}
      .home-tile-arrow{width:32px;height:32px}
      .home-tile-meta{font-size:.62rem}
      .hero-layout{grid-template-columns:1fr}
      .hero-side{grid-template-columns:1fr}
      .home-tile-icon{width:36px;height:36px;border-radius:12px;font-size:.9rem}
      .home-tile.home-tile-center{grid-column:1 / -1}
      .hero-progress-head,.dashboard-weak-head{display:grid}
      .dashboard-summary-grid,.dashboard-feedback-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
      .dashboard-motivation-grid{grid-template-columns:1fr;gap:10px}
      .motivation-card{padding:13px 13px 14px;border-radius:18px;gap:8px}
      .motivation-card strong{font-size:1.06rem}
      .motivation-card p{font-size:.8rem}
      .motivation-label{font-size:.64rem}
      .motivation-icon{width:38px;height:38px;border-radius:13px;font-size:.92rem}
      .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
      .stat,.tracker-card,.box,.mcq-card,.mock-panel,.domination-panel,.rapid-panel,.domination-choice{border-radius:16px}
      .pill-row{gap:6px}
      .pill,.tag{padding:5px 8px;font-size:.74rem}
      .search{padding:10px 11px;font-size:.84rem;border-radius:12px}
      .nav-submenu{grid-template-columns:1fr;gap:6px}
      .nav-submenu a{padding:8px 10px;font-size:.77rem;text-align:left}
      .mcq-toolbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
      .mcq-toolbar button,.key-link{width:100%;justify-content:center;padding:7px 8px;font-size:.72rem;min-height:36px}
      .chapter-top{gap:6px}
      .chapter h2{font-size:1.12rem;padding-left:10px;border-left-width:4px}
      .section-title{font-size:.92rem}
      .source-filter-note{padding:8px 10px;font-size:.76rem}
      details.source-test-card{border-radius:16px}
      details.source-test-card summary{font-size:.84rem;padding:14px}
      .source-test-card-body{padding:0 12px 12px}
      .source-test-summary{align-items:flex-start}
      .source-test-summary-main strong{font-size:.88rem}
      .source-test-summary-meta{justify-content:flex-start}
      .source-test-hub-grid{grid-template-columns:1fr}
      .source-test-chip-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
      .source-test-chip{padding:10px 8px;font-size:.76rem}
      .site-footer{display:none}
      .diary-toolbar{grid-template-columns:1fr}
      .diary-actions{width:100%}
      .diary-actions .flashcard-nav{flex:1 1 140px}
      .diary-editor{min-height:280px}
      .tracker-card ul{padding-left:16px}
      .tracker-card li{margin-bottom:8px}
      .mcq-card{padding:14px 12px;border-radius:18px}
      .mcq-card h4{font-size:.8rem;margin-bottom:8px}
      .source-stem{font-size:.76rem;line-height:1.38}
      .option,.source-option-btn{font-size:.72rem}
      .source-option-btn{padding:8px 9px;border-radius:12px;gap:7px}
      .source-option-badge{flex:0 0 24px;width:24px;height:24px;font-size:.72rem}
      .source-option-text{line-height:1.42}
      .source-option-grid,.chapter-note-grid{grid-template-columns:1fr;gap:10px}
      .source-option-col-label{font-size:.62rem}
      .source-eval{font-size:.76rem;padding:9px 10px}
      .match-grid{margin:10px 0 12px}
      .match-grid th,.match-grid td{padding:7px 8px;font-size:.7rem}
      .source-viewer-meta{font-size:.7rem;margin-bottom:6px}
      .source-viewer-actions,.chapter-quiz-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
      .chapter-long-notes-frame{min-height:520px;border-radius:14px}
      .chapter-note-toggle{width:100%}
      .chapter-long-notes-actions{justify-content:stretch}
      .chapter-long-notes-actions .chapter-print-btn{width:100%;justify-content:center}
      .flashcard-controls{grid-template-columns:1fr;gap:8px}
      .source-viewer-actions .flashcard-nav,.chapter-quiz-actions .flashcard-nav,.flashcard-controls .flashcard-nav{min-height:40px;padding:9px 10px;font-size:.76rem;width:100%;min-width:0}
      .metric-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:4px}
      .metric-pill{padding:10px}
      .metric-pill strong{font-size:.92rem}
      .domination-form,.domination-grid,.domination-setup-grid,.source-option-grid,.rapid-card-grid{grid-template-columns:1fr;gap:10px}
      .tracker-row.header{display:none}
      .panel-header{display:block}
      .mobile-content-accordion{display:none}
      .mobile-collapse-body{display:block}
      .mobile-lane-body{display:block}
      .mobile-lane-body[hidden]{display:none!important}
      .mobile-lane-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px;padding:12px 14px;border:1px solid rgba(255,143,47,.22);border-radius:14px;background:linear-gradient(135deg,rgba(255,143,47,.11),rgba(91,188,255,.08));color:var(--text);font-size:.78rem;font-weight:850;line-height:1.25;text-align:left;cursor:pointer;touch-action:manipulation;pointer-events:auto;position:relative;z-index:2;box-shadow:0 8px 18px rgba(4,17,36,.08)}
      .mobile-lane-arrow{display:grid;place-items:center;width:24px;height:24px;flex:0 0 24px;border-radius:8px;background:rgba(255,143,47,.14);color:var(--orange);font-size:1rem;line-height:1;transition:transform .22s ease,background .22s ease}
      .mobile-lane-toggle.is-open .mobile-lane-arrow{background:var(--orange);color:#111b2b}
      .theme-light .mobile-lane-toggle{background:linear-gradient(135deg,rgba(255,143,47,.10),rgba(20,99,216,.07));border-color:rgba(20,99,216,.16);color:#10233f;box-shadow:0 8px 18px rgba(18,47,86,.08)}
      .mobile-collapse-body[hidden]{display:none!important}
      .mobile-accordion-heading-original{display:none}
      .mobile-content-accordion{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;margin:6px 0 10px;padding:12px 14px;border:1px solid rgba(255,143,47,.22);border-radius:14px;background:linear-gradient(135deg,rgba(255,143,47,.11),rgba(91,188,255,.08));color:var(--text);font-size:.78rem;font-weight:850;line-height:1.25;text-align:left;cursor:pointer;box-shadow:0 8px 18px rgba(4,17,36,.08)}
      .mobile-content-accordion-arrow{display:grid;place-items:center;width:24px;height:24px;flex:0 0 24px;border-radius:8px;background:rgba(255,143,47,.14);color:var(--orange);font-size:1rem;line-height:1;transition:transform .22s ease,background .22s ease}
      .mobile-content-accordion.is-open .mobile-content-accordion-arrow{transform:rotate(180deg);background:var(--orange);color:#111b2b}
      .theme-light .mobile-content-accordion{background:linear-gradient(135deg,rgba(255,143,47,.10),rgba(20,99,216,.07));border-color:rgba(20,99,216,.16);color:#10233f;box-shadow:0 8px 18px rgba(18,47,86,.08)}
      .panel-badge{display:inline-flex;margin-top:10px}
      #rankPredictorPanel{display:none}
      #dominationPanel .tracker-card:nth-child(2){display:none}
      .mock-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
      .mock-grid label:nth-child(5){grid-column:1/-1}
      .mock-grid label:nth-child(6){display:none}
      .domination-top{gap:8px;margin-bottom:10px;align-items:flex-start}
      .domination-title{min-width:0}
      .domination-title strong{font-size:1.25rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .domination-title span{font-size:.86rem}
      .domination-top-controls{gap:8px;flex:0 0 auto;width:auto;justify-content:flex-end;margin-left:auto}
      .domination-top-controls .domination-close{padding:7px 9px;font-size:.7rem;border-radius:12px}
      .domination-choice,.domination-config-card,.domination-summary-card{padding:10px}
      .domination-choice-head{align-items:center;flex-direction:row;margin-bottom:8px}
      .domination-choice-badge{font-size:.6rem;padding:4px 7px}
      .domination-picker-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
      .domination-picker{padding:10px 24px 10px 10px;min-height:84px;border-radius:14px}
      .domination-picker strong{font-size:.74rem;line-height:1.2}
      .domination-picker span{font-size:.62rem;line-height:1.3}
      .domination-live-shell{grid-template-columns:1fr}
      .domination-status{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
      .domination-stat{padding:7px 8px;border-radius:12px}
      .domination-stat strong{font-size:.82rem;line-height:1.1}
      .domination-stat span{font-size:.62rem;white-space:nowrap}
      .domination-question h3{font-size:.86rem;line-height:1.45}
      .issue-actions{top:6px;right:6px;gap:4px}
      .report-flag,.swap-flag{padding:5px 8px;font-size:.68rem}
      .domination-question-shell h3,.domination-question-shell .source-stem{padding-right:42px}
      .domination-option{font-size:.81rem;line-height:1.38;padding:9px 10px}
      .domination-top-actions{display:none}
      .domination-live-actions{gap:6px}
      .domination-live-actions button{flex:1 1 calc(50% - 6px)}
      .domination-palette{display:none}
      .domination-mobile-sheet{position:fixed;left:0;right:0;bottom:0;z-index:76;padding:16px;background:linear-gradient(180deg,#07111f,#09192d);border-top:1px solid rgba(255,255,255,.08);border-radius:24px 24px 0 0;box-shadow:0 -20px 50px rgba(0,0,0,.4)}
      .theme-light .domination-mobile-sheet{background:linear-gradient(180deg,#ffffff,#edf4fb);border-color:rgba(43,75,122,.14)}
      .domination-mobile-sheet.show{display:block}
      .domination-mobile-sheet .domination-palette{display:block;position:static;padding:0;border:none;background:transparent}
      .domination-mobile-sheet .domination-palette-head{margin-bottom:10px}
      .domination-mobile-palette-toggle.show{display:grid;place-items:center}
      .domination-history-card{padding:10px}
      .domination-history-head{gap:8px}
      .domination-history-head strong{font-size:.82rem}
      .domination-history-head span{font-size:.7rem}
      .domination-history-item{padding:8px 9px}
      .domination-history-item strong{font-size:.78rem}
      .domination-history-item span,.domination-history-item small{font-size:.68rem}
      .mobile-dock{display:grid;grid-template-columns:minmax(0,1.15fr) repeat(4,minmax(0,1fr));align-items:stretch;gap:4px;position:fixed;left:8px;right:8px;bottom:8px;z-index:28;min-height:calc(62px + env(safe-area-inset-bottom));padding:6px 6px calc(6px + env(safe-area-inset-bottom));background:linear-gradient(180deg,rgba(8,16,28,.98),rgba(5,10,18,.98));border:1px solid rgba(255,255,255,.08);border-radius:22px;box-shadow:0 -12px 34px rgba(2,12,28,.28);box-sizing:border-box;opacity:1;transform:translate3d(0,0,0);visibility:visible;transition:transform .28s cubic-bezier(.22,.8,.3,1),opacity .22s ease,visibility 0s linear 0s;will-change:transform,opacity}
      .mobile-dock.mobile-dock-hidden{opacity:0;transform:translate3d(0,calc(100% + 24px),0);visibility:hidden;pointer-events:none;transition:transform .32s cubic-bezier(.22,.8,.3,1),opacity .2s ease,visibility 0s linear .32s}
      .mobile-dock::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,143,47,.08),transparent 24%,transparent 76%,rgba(91,188,255,.08));pointer-events:none}
      .theme-light .mobile-dock{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(240,246,255,.98));border-color:rgba(43,75,122,.12);box-shadow:0 -16px 34px rgba(18,47,86,.12)}
      .mobile-dock a,.mobile-dock button{position:relative;z-index:1;display:grid;justify-items:center;align-content:center;gap:3px;padding:6px 4px;border-radius:14px;background:transparent;border:none;text-decoration:none;color:rgba(232,241,255,.82);font-size:.5rem;font-weight:800;letter-spacing:.01em;line-height:1;text-align:center;touch-action:manipulation;min-height:44px;align-self:center;cursor:pointer;transition:background .18s ease,color .18s ease}
      .mobile-dock a:hover,.mobile-dock button:hover{background:rgba(255,255,255,.06);color:#fff}
      .mobile-dock a.active,.mobile-dock button.active{color:var(--orange);background:linear-gradient(180deg,rgba(255,143,47,.16),rgba(255,143,47,.07))}
      .mobile-dock a.active::after,.mobile-dock button.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:999px;background:linear-gradient(90deg,#ff8f2f,#ffb347)}
      .theme-light .mobile-dock a,.theme-light .mobile-dock button{color:#6d7889}
      .theme-light .mobile-dock a:hover,.theme-light .mobile-dock button:hover{background:rgba(20,99,216,.05);color:#1a2433}
      .theme-light .mobile-dock a.active,.theme-light .mobile-dock button.active{color:#ff8f2f;background:linear-gradient(180deg,rgba(255,143,47,.13),rgba(255,143,47,.05))}
      .mobile-dock-icon{display:grid;place-items:center;width:18px;height:18px;line-height:0;flex:0 0 18px}
      .mobile-dock-icon svg{display:block;width:16px;height:16px;overflow:visible;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
      .mobile-dock-label{display:block;line-height:1;white-space:nowrap;font-size:.48rem}
      .mobile-dock-brand-wrap{justify-items:start;padding:6px 9px}
      .mobile-dock-top{display:none}
      .mobile-dock-top .mobile-dock-icon{width:22px;height:22px}
      .mobile-dock-top .mobile-dock-icon svg{width:18px;height:18px;transform:rotate(-90deg)}
      body{padding-bottom:calc(84px + env(safe-area-inset-bottom))}
      .rapid-overlay{padding:10px}
      .rapid-shell{min-height:calc(100dvh - 20px);padding:12px;border-radius:20px}
      .rapid-top,.rapid-result-top{margin-bottom:12px;gap:10px}
      .rapid-top strong,.rapid-result-top strong{font-size:1.22rem}
      .rapid-card-grid,.rapid-stage,.rapid-result-grid{grid-template-columns:1fr;gap:12px}
      .rapid-setup-card,.rapid-stat-card,.rapid-result-card{padding:14px;border-radius:18px}
      .rapid-setup-card p,.rapid-result-card p,.rapid-hint,.rapid-empty{font-size:.8rem;line-height:1.5}
      .rapid-select-count{font-size:.8rem}
      .rapid-chip-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;max-height:min(38vh,240px)}
      .rapid-chip{padding:8px 8px 8px 16px;font-size:.64rem;line-height:1.2;clip-path:none;border-radius:14px}
      .rapid-chip::before{left:8px;width:7px;height:7px}
      .rapid-card-stage{min-height:calc(100dvh - 270px)}
      .rapid-card{width:min(100%,100%);height:min(58dvh,560px);max-height:calc(100dvh - 270px)}
      .rapid-face{padding:24px;border-radius:24px}
      .rapid-face p{font-size:clamp(1rem,5vw,1.35rem)}
      .rapid-face.back p{font-size:clamp(.94rem,4.4vw,1.18rem)}
      .rapid-card-action-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
      .rapid-judge{min-width:0;width:100%;padding:12px 8px;font-size:.74rem;white-space:nowrap}
      .rapid-action-row{display:grid;grid-template-columns:1fr;gap:8px}
      .rapid-primary,.rapid-secondary,.rapid-ghost{min-width:0;padding:11px 10px;font-size:.7rem;line-height:1.2;white-space:normal;border-radius:14px}
      .rapid-stat-card{padding:12px 8px;border-radius:18px;text-align:center}
      .rapid-stat-card strong{font-size:1rem}
      .rapid-stat-card span{font-size:.68rem;line-height:1.3}
      .rapid-review-list{grid-template-columns:1fr;gap:12px}
      .rapid-result-actions{flex-direction:column}
      .rapid-result-actions .rapid-secondary,.rapid-result-actions .rapid-primary{width:100%;min-width:0}
      .rapid-mini-card{min-height:0}
      .chapter-quick-actions{grid-template-columns:1fr}
      .chapter-quiz-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
      .rapid-session-bar{align-items:flex-start}
      .rapid-close{width:38px;height:38px;font-size:.9rem;border-radius:14px}
      .performance-overlay{padding:10px}
      .performance-shell{margin:72px auto 12px;padding:14px;border-radius:20px}
      .performance-top{gap:10px;align-items:center}
      .mistake-card-top,.mistake-card-actions{display:grid}
      .hero,.panel,.chapter,[id]{scroll-margin-top:122px}
      .domination-warning{top:12px;min-width:min(94vw,360px);padding:12px 14px;font-size:.86rem}
    }
    @media (max-width:420px){
      body{font-size:.94rem}
      .topbar-shell{padding:8px 46px 8px 9px}
      .hero,.panel,.chapter{padding:13px 12px;border-radius:18px}
      .hero h2{font-size:1.42rem;max-width:11ch}
      .hero p,.hero-widget p,.hero-widget-list span,.home-tile span{font-size:.78rem}
      .hero-widget{padding:12px;border-radius:16px}
      .dashboard-summary-grid{grid-template-columns:1fr 1fr}
      .home-tile-grid{grid-template-columns:1fr 1fr}
      .home-tile{min-height:92px;padding:10px;border-radius:16px}
      .source-test-chip-row{grid-template-columns:1fr}
      .mobile-dock-brand-copy span{display:none}
      .mobile-dock-brand-copy strong{font-size:.78rem}
      .mobile-dock-brand-wrap{padding:5px 7px}
      .mobile-dock-logo{width:28px;height:28px;border-radius:10px}
      .mobile-dock-label{font-size:.46rem}
    }
    /* Editorial article hub: mature, clinical, and easy to scan on every screen. */
    .articles-hub{position:relative;isolation:isolate}
    .articles-hub::after{content:"";position:absolute;z-index:-1;width:36rem;height:36rem;right:-22rem;bottom:-26rem;border-radius:50%;background:radial-gradient(circle,rgba(91,188,255,.13),transparent 66%);pointer-events:none}
    .article-page{width:min(1220px,calc(100% - 36px));padding:24px 0 42px;margin:0 auto}
    .article-shell.articles-hub{width:100%;padding:28px;border-radius:32px;background:linear-gradient(180deg,rgba(13,27,45,.98),rgba(7,17,31,.98));border:1px solid rgba(176,206,244,.2);box-shadow:0 30px 80px rgba(0,0,0,.28)}
    .articles-brandbar{display:flex;align-items:center;gap:18px;padding-bottom:22px;border-bottom:1px solid rgba(176,206,244,.16)}
    .article-site-brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;min-width:0}
    .article-logo-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,#ff8f2f,#ffb347);color:#101924;font-size:1.15rem;font-weight:950;letter-spacing:-.08em;box-shadow:0 12px 25px rgba(255,143,47,.24)}
    .article-logo-copy{display:grid;gap:3px;line-height:1}
    .article-logo-copy strong{font-family:"Trebuchet MS","Segoe UI",sans-serif;font-size:1.42rem;letter-spacing:-.08em;color:var(--text)}
    .article-logo-copy strong b{color:var(--orange)}
    .article-logo-copy small{color:var(--muted);font-size:.62rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}
    .articles-kicker{margin-left:auto;color:var(--muted);font-size:.7rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}
    .articles-brandbar .key-link{width:auto;white-space:nowrap}
    .articles-intro{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:end;padding:30px 0 24px}
    .articles-intro h1{margin:10px 0 8px;max-width:18ch;font-size:clamp(2rem,4vw,3.6rem);line-height:1.02;letter-spacing:-.07em;color:#f4f8ff}
    .articles-intro p{max-width:65ch;margin:0;color:var(--muted);line-height:1.7;font-size:1rem}
    .articles-intro-note{display:grid;gap:7px;padding:16px 17px;border-left:4px solid var(--orange);border-radius:16px;background:linear-gradient(145deg,rgba(255,143,47,.12),rgba(91,188,255,.07));color:var(--text)}
    .articles-intro-note strong{font-size:.86rem;color:#ffb268}.articles-intro-note span{font-size:.76rem;line-height:1.5;color:var(--muted)}
    .articles-grid{gap:18px}
    .article-card{min-height:248px;padding:24px;border-radius:24px}
    .article-card-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:rgba(255,143,47,.12);border:1px solid rgba(255,143,47,.24);color:var(--orange);font-size:1.35rem;font-weight:900;box-shadow:0 10px 20px rgba(255,143,47,.1)}
    .article-card h3{font-size:clamp(1.12rem,.5vw + 1rem,1.42rem)}
    .article-featured .article-card-icon{width:50px;height:50px;font-size:1.6rem;background:linear-gradient(135deg,rgba(255,143,47,.22),rgba(91,188,255,.13))}
    .articles-footer-note{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:22px;padding-top:18px;border-top:1px solid rgba(176,206,244,.14);color:var(--muted);font-size:.78rem}.articles-footer-note a{color:var(--orange);font-weight:850;text-decoration:none}
    .theme-light .article-shell.articles-hub{background:linear-gradient(180deg,#fff,#edf5ff);border-color:rgba(43,75,122,.14);box-shadow:0 26px 70px rgba(18,47,86,.12)}
    .theme-light .articles-brandbar{border-color:rgba(43,75,122,.12)}.theme-light .article-logo-copy strong{color:#10233f}.theme-light .articles-intro h1{color:#10233f}.theme-light .articles-intro-note{background:linear-gradient(145deg,#fff7ef,#f1f7ff);border-color:#e96b0e}.theme-light .articles-intro-note strong{color:#a84b00}.theme-light .articles-footer-note{border-color:rgba(43,75,122,.12)}
    @media(max-width:760px){.article-page{width:calc(100% - 16px);padding:12px 0 30px}.article-shell.articles-hub{padding:16px;border-radius:24px}.articles-brandbar{gap:10px;padding-bottom:16px}.article-logo-mark{width:40px;height:40px;border-radius:13px}.article-logo-copy strong{font-size:1.18rem}.article-logo-copy small{font-size:.52rem}.articles-kicker{display:none}.articles-brandbar .key-link{margin-left:auto;padding:7px 9px;font-size:.68rem}.articles-intro{grid-template-columns:1fr;gap:14px;padding:22px 0 18px}.articles-intro h1{font-size:clamp(1.8rem,9vw,2.65rem)}.articles-intro p{font-size:.82rem}.articles-intro-note{padding:12px 13px}.articles-grid{gap:10px}.article-card{min-height:210px;padding:16px;border-radius:18px}.article-card-icon{width:34px;height:34px;border-radius:11px;font-size:1rem}.article-featured .article-card-icon{width:38px;height:38px;font-size:1.2rem}.article-card h3{font-size:.94rem}.article-lead{font-size:.73rem;line-height:1.5}.article-cta{font-size:.64rem;padding:7px 9px}.articles-footer-note{font-size:.68rem;margin-top:16px;padding-top:14px}}
    .articles-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,235px),1fr));gap:16px}
    .article-card{position:relative;min-height:220px;padding:22px;align-content:start;gap:14px;border-radius:20px;background:linear-gradient(145deg,rgba(18,38,65,.94),rgba(8,20,37,.98));border-color:rgba(176,206,244,.16);overflow:hidden}
    .article-card::before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(180deg,var(--orange),var(--blue));opacity:.9}
    .article-card::after{content:"";position:absolute;width:136px;height:136px;right:-58px;top:-58px;border:1px solid rgba(124,231,255,.14);border-radius:50%;box-shadow:0 0 0 18px rgba(124,231,255,.025),0 0 0 36px rgba(124,231,255,.018);pointer-events:none}
    .article-card h3{font-size:clamp(1.06rem,.4vw + .98rem,1.28rem);line-height:1.25;max-width:23ch;color:#f4f8ff}
    .article-lead{font-size:.91rem;line-height:1.65;max-width:38ch}
    .article-card .article-cta{margin-top:auto;background:rgba(255,143,47,.1);border-color:rgba(255,143,47,.3);color:#ffbd83}
    .article-card:hover{border-color:rgba(255,143,47,.46);box-shadow:0 24px 46px rgba(0,0,0,.3)}
    .article-card:hover::before{background:linear-gradient(180deg,#ffd166,var(--orange))}
    .article-featured{grid-column:span 2;background:linear-gradient(135deg,rgba(67,35,15,.98),rgba(14,39,68,.98) 56%,rgba(8,20,37,.98))}
    .article-featured h3{font-size:clamp(1.25rem,.9vw + 1rem,1.7rem);max-width:25ch}
    .theme-light .article-card{background:linear-gradient(145deg,#ffffff,#edf5ff);border-color:rgba(20,99,216,.14)}
    .theme-light .article-card h3{color:#10233f}
    .theme-light .article-card .article-cta{background:rgba(255,122,0,.09);border-color:rgba(255,122,0,.25);color:#a84b00}
    /* Final Articles hub polish, after the shared article defaults. */
    .article-shell.articles-hub{width:100%;padding:28px;border-radius:32px;background:linear-gradient(180deg,rgba(13,27,45,.98),rgba(7,17,31,.98));border:1px solid rgba(176,206,244,.2);box-shadow:0 30px 80px rgba(0,0,0,.28)}
    .articles-brandbar{display:flex;align-items:center;gap:18px;padding-bottom:22px;border-bottom:1px solid rgba(176,206,244,.16)}
    .article-site-brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;min-width:0}.article-logo-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,#ff8f2f,#ffb347);color:#101924;font-size:1.15rem;font-weight:950;letter-spacing:-.08em;box-shadow:0 12px 25px rgba(255,143,47,.24)}.article-logo-copy{display:grid;gap:3px;line-height:1}.article-logo-copy strong{font-family:"Trebuchet MS","Segoe UI",sans-serif;font-size:1.42rem;letter-spacing:-.08em;color:var(--text)}.article-logo-copy strong b{color:var(--orange)}.article-logo-copy small{color:var(--muted);font-size:.62rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}
    .articles-kicker{margin-left:auto;color:var(--muted);font-size:.7rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.articles-brandbar .key-link{width:auto;white-space:nowrap}.articles-intro{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:end;padding:30px 0 24px}.articles-intro h1{margin:10px 0 8px;max-width:18ch;font-size:clamp(2rem,4vw,3.6rem);line-height:1.02;letter-spacing:-.07em;color:#f4f8ff}.articles-intro p{max-width:65ch;margin:0;color:var(--muted);line-height:1.7;font-size:1rem}.articles-intro-note{display:grid;gap:7px;padding:16px 17px;border-left:4px solid var(--orange);border-radius:16px;background:linear-gradient(145deg,rgba(255,143,47,.12),rgba(91,188,255,.07));color:var(--text)}.articles-intro-note strong{font-size:.86rem;color:#ffb268}.articles-intro-note span{font-size:.76rem;line-height:1.5;color:var(--muted)}
    .articles-grid{gap:18px}.article-card{min-height:248px;padding:24px;border-radius:24px}.article-card-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:rgba(255,143,47,.12);border:1px solid rgba(255,143,47,.24);color:var(--orange);font-size:1.35rem;font-weight:900;box-shadow:0 10px 20px rgba(255,143,47,.1)}.article-featured .article-card-icon{width:50px;height:50px;font-size:1.6rem}.article-card h3{font-size:clamp(1.12rem,.5vw + 1rem,1.42rem)}.articles-footer-note{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:22px;padding-top:18px;border-top:1px solid rgba(176,206,244,.14);color:var(--muted);font-size:.78rem}.articles-footer-note a{color:var(--orange);font-weight:850;text-decoration:none}
    .theme-light .article-shell.articles-hub{background:linear-gradient(180deg,#fff,#edf5ff);border-color:rgba(43,75,122,.14);box-shadow:0 26px 70px rgba(18,47,86,.12)}.theme-light .articles-brandbar{border-color:rgba(43,75,122,.12)}.theme-light .article-logo-copy strong{color:#10233f}.theme-light .articles-intro h1{color:#10233f}.theme-light .articles-intro-note{background:linear-gradient(145deg,#fff7ef,#f1f7ff);border-color:#e96b0e}.theme-light .articles-intro-note strong{color:#a84b00}.theme-light .articles-footer-note{border-color:rgba(43,75,122,.12)}
    @media(max-width:760px){.article-page{width:calc(100% - 16px);padding:12px 0 30px}.article-shell.articles-hub{padding:16px;border-radius:24px}.articles-brandbar{gap:10px;padding-bottom:16px}.article-logo-mark{width:40px;height:40px;border-radius:13px}.article-logo-copy strong{font-size:1.18rem}.article-logo-copy small{font-size:.52rem}.articles-kicker{display:none}.articles-brandbar .key-link{margin-left:auto;padding:7px 9px;font-size:.68rem}.articles-intro{grid-template-columns:1fr;gap:14px;padding:22px 0 18px}.articles-intro h1{font-size:clamp(1.8rem,9vw,2.65rem)}.articles-intro p{font-size:.82rem}.articles-intro-note{padding:12px 13px}.articles-grid{gap:10px}.article-card{min-height:210px;padding:16px;border-radius:18px}.article-card-icon{width:34px;height:34px;border-radius:11px;font-size:1rem}.article-featured .article-card-icon{width:38px;height:38px;font-size:1.2rem}.article-card h3{font-size:.94rem}.article-lead{font-size:.73rem;line-height:1.5}.article-card .article-cta{font-size:.64rem;padding:7px 9px}.articles-footer-note{font-size:.68rem;margin-top:16px;padding-top:14px}}
    @media (max-width:600px){.articles-grid{grid-template-columns:1fr}.article-featured{grid-column:auto}.article-card{min-height:0;padding:18px}.article-card h3{max-width:30ch}}
    @media (min-width:1800px){.page{max-width:1780px;grid-template-columns:310px minmax(0,1fr)}main{max-width:1420px}.article-card{min-height:240px}.article-page{width:min(1420px,calc(100% - 48px));padding-top:36px}.article-shell{padding:30px}.article-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
    .app-primary-nav{display:grid;gap:10px}.app-primary-nav details{padding:7px;border:1px solid rgba(150,175,210,.14);border-radius:18px;background:rgba(91,188,255,.06)}.app-primary-nav summary{display:flex;align-items:center;justify-content:space-between;padding:13px 12px;border-radius:14px;color:var(--text);font-weight:900;cursor:pointer;list-style:none}.app-primary-nav summary::-webkit-details-marker{display:none}.app-primary-nav summary b{color:#7590b3}.app-primary-nav details[open] summary b{color:var(--orange)}.app-primary-nav button{display:block;width:100%;padding:10px 12px;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--muted);text-align:left;cursor:pointer;font:inherit;font-weight:700}.app-primary-nav button:hover,.app-primary-nav button.active{background:rgba(255,143,47,.1);border-color:rgba(255,143,47,.28);color:var(--text)}.intext-overlay{display:none;position:fixed;inset:0;z-index:100;padding:30px;background:rgba(4,12,24,.78);overflow:auto}.intext-overlay.show{display:block}.intext-shell{max-width:1160px;margin:0 auto;padding:22px;border:1px solid rgba(150,175,210,.2);border-radius:24px;background:linear-gradient(180deg,#10223b,#09182b);box-shadow:0 30px 80px rgba(0,0,0,.4)}.intext-head{display:flex;align-items:center;justify-content:space-between;gap:18px}.intext-head h2{margin:8px 0 18px}.intext-filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:14px}.intext-filters button{padding:9px 14px;border:1px solid rgba(150,175,210,.2);border-radius:999px;background:rgba(255,255,255,.04);color:var(--text);font:inherit;font-weight:800;cursor:pointer}.intext-filters button.active{color:#07241d;background:#dff9ed;border-color:#8be5bf}.intext-question-host .mcq-card{display:grid!important;padding:22px;margin:0;min-height:390px}.intext-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.intext-tracker{margin-top:14px;padding:18px;border-left:5px solid rgba(91,188,255,.48);border-radius:16px;background:rgba(91,188,255,.08);color:var(--text)}.intext-tracker b{color:#ffbf2f}.theme-light .intext-shell{background:linear-gradient(180deg,#fff,#eff6ff);color:#10233f}.theme-light .intext-filters button{background:#f3f7fc;color:#173150}@media(max-width:650px){.intext-overlay{padding:12px}.intext-shell{padding:15px;border-radius:18px}.intext-head{align-items:flex-start}.intext-question-host .mcq-card{min-height:0;padding:15px}.intext-actions{grid-template-columns:1fr}.app-primary-nav{gap:8px}}
    /* Chapter questions open in the focused Previous / Next flow. */
    .chapter > .mcq-card[data-source-quiz="chapter"]{display:grid}
    .chapter-short-notes{display:none;gap:18px}
    .chapter.is-notes-open .chapter-short-notes{display:grid}
    .question-flow{display:grid;gap:14px;margin:18px 0 24px;padding:16px;border:1px solid rgba(176,206,244,.2);border-radius:22px;background:linear-gradient(145deg,rgba(255,255,255,.72),rgba(231,241,253,.68));box-shadow:0 16px 34px rgba(18,47,86,.08)}
    .question-flow-card{margin:0!important;min-height:0}.question-flow-card[hidden]{display:none!important}
    .question-flow-controls{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding-top:4px}.question-flow-count{text-align:center;color:#607692;font-size:.8rem;font-weight:900;letter-spacing:.04em;text-transform:uppercase}
    .question-flow-button{min-height:42px;padding:10px 18px;border-radius:12px;border:1px solid rgba(43,75,122,.16);font:inherit;font-size:.82rem;font-weight:900;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease}.question-flow-button.primary{background:linear-gradient(135deg,#ff8f2f,#ff6b1a);border-color:#ff7a20;color:#fff;box-shadow:0 10px 22px rgba(255,107,26,.2)}.question-flow-button.secondary{background:#fff;color:#1c3555}.question-flow-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 22px rgba(18,47,86,.12)}.question-flow-button:disabled{opacity:.45;cursor:not-allowed}
    .chapter-question-status{align-self:center;padding:9px 12px;border-radius:999px;background:rgba(91,188,255,.1);color:#52708f;font-size:.76rem;font-weight:900}
    .theme-light .question-flow{background:linear-gradient(145deg,#fff,#edf5ff);border-color:rgba(43,75,122,.14)}.theme-light .question-flow-button.secondary{background:#fff;color:#1c3555}
    @media(max-width:560px){.question-flow-controls{grid-template-columns:1fr 1fr}.question-flow-count{grid-column:1 / -1;grid-row:1}.question-flow-button{width:100%}.chapter-question-status{grid-column:1 / -1;text-align:center}}
    .allen-source{margin-top:14px;border:1px solid rgba(176,206,244,.22);border-radius:18px;background:rgba(255,255,255,.58);overflow:hidden}
    .allen-source summary{padding:15px 17px;color:#1a3657;font-weight:900;cursor:pointer;list-style:none}.allen-source summary::-webkit-details-marker{display:none}.allen-source[open] summary{background:linear-gradient(90deg,#fff4e9,#edf6ff);color:#a94e0b}
    .allen-source [data-source-body]{padding:0 14px 14px}.allen-source .mcq-card{margin:12px 0}
    .source-eval{margin-top:10px;padding:9px 12px;border-radius:12px;background:rgba(91,188,255,.08);color:#59728f;font-size:.8rem;font-weight:800}.source-eval.correct{background:rgba(122,240,164,.16);color:#087044}.source-eval.wrong{background:rgba(255,107,107,.14);color:#a12d3d}

    /* Inline test lanes: one tracker card owns each source question flow. */
    .test-hub-intro{margin:-6px 0 18px;color:#607692;font-weight:700;line-height:1.55}
    .test-lane-grid{align-items:start;grid-template-columns:repeat(2,minmax(0,1fr))}
    .test-lane-card{display:grid;gap:16px;padding:18px;background:linear-gradient(145deg,rgba(255,255,255,.88),rgba(233,242,253,.78));border-color:rgba(176,206,244,.34)}
    .test-lane-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding-bottom:4px}
    .test-lane-head h3{margin:3px 0 5px;color:#172f4f;font-size:1.12rem}
    .test-lane-head p{margin:0;color:#607692;font-size:.82rem;line-height:1.45}
    .test-lane-kicker{color:#e86f20;font-size:.68rem;font-weight:950;letter-spacing:.12em;text-transform:uppercase}
    .test-lane-count{flex:0 0 auto;padding:7px 10px;border-radius:999px;background:#fff1e7;border:1px solid #ffd2b5;color:#ba5318;font-size:.72rem;font-weight:950;white-space:nowrap}
    .test-lane-sources{display:grid;gap:10px}
    .source-test-card{margin:0;border:1px solid rgba(176,206,244,.4);border-radius:16px;background:rgba(255,255,255,.72);box-shadow:0 8px 22px rgba(18,47,86,.06)}
    .source-test-card summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 14px;color:#1a3657;font-weight:900;cursor:pointer;list-style:none}
    .source-test-card summary::-webkit-details-marker{display:none}
    .source-test-card[open] summary{background:linear-gradient(90deg,#fff4e9,#edf6ff);color:#a94e0b;border-bottom:1px solid rgba(176,206,244,.28)}
    .source-test-summary-main{display:grid;gap:3px;min-width:0}.source-test-summary-main strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .source-test-summary-main span{color:#7589a1;font-size:.68rem;font-weight:850;letter-spacing:.05em;text-transform:uppercase}
    .source-test-summary-count{display:flex;align-items:center;gap:8px;color:#607692;font-size:.72rem;font-weight:900;white-space:nowrap}.source-test-summary-count b{font-size:1.15rem;color:#f27b26}
    .source-test-card[open] .source-test-summary-count b{transform:rotate(45deg)}
    .source-test-meta{padding:10px 14px 0;color:#71849b;font-size:.72rem;font-weight:750}
    .source-test-card [data-source-body]{padding:0 12px 12px}
    .source-test-card .question-flow{margin:12px 0 0;padding:12px;border-radius:16px;box-shadow:none;background:linear-gradient(145deg,#f8fbff,#edf4fb)}
    .source-test-card .mcq-card{box-shadow:none;background:#fff;border-color:rgba(176,206,244,.3)}
    .source-test-card .source-eval{font-weight:850}
    .theme-light .test-lane-card{background:linear-gradient(145deg,#fff,#f0f6ff)}
    .theme-light .source-test-card{background:rgba(255,255,255,.9)}
    @media(max-width:1050px){.test-lane-grid{grid-template-columns:1fr}}
    .app-hub{display:none!important}
    .app-hub.is-open{display:block!important}
    .chapter-page-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:16px 0 22px;padding:10px;border:1px solid rgba(176,206,244,.18);border-radius:18px;background:linear-gradient(135deg,rgba(255,255,255,.7),rgba(232,241,252,.62));box-shadow:0 12px 26px rgba(18,47,86,.08)}
    .chapter-page-actions button,.chapter-page-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 16px;border-radius:12px;border:1px solid rgba(43,75,122,.16);background:#fff;color:#1c3555;text-decoration:none;font:inherit;font-size:.84rem;font-weight:900;letter-spacing:-.01em;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease,color .2s ease}
    .chapter-page-actions button:first-child,.chapter-page-actions a{background:linear-gradient(135deg,#fff7ef,#ffeadb);border-color:rgba(255,143,47,.32);color:#a94e0b}
    .chapter-page-actions button:first-child.is-open{background:linear-gradient(135deg,#ff8f2f,#ff6b1a);border-color:#ff6b1a;color:#fff;box-shadow:0 8px 18px rgba(255,107,26,.2)}
    .chapter-page-actions button:hover,.chapter-page-actions a:hover{transform:translateY(-2px);border-color:rgba(255,143,47,.58);box-shadow:0 10px 22px rgba(255,143,47,.14)}
    .chapter-page-actions button:focus-visible,.chapter-page-actions a:focus-visible{outline:3px solid rgba(91,188,255,.45);outline-offset:2px}
    .theme-light .chapter-page-actions{background:linear-gradient(135deg,#fff,#edf5ff);border-color:rgba(43,75,122,.14)}
    @media(max-width:560px){.chapter-page-actions{display:grid;grid-template-columns:1fr 1fr}.chapter-page-actions button,.chapter-page-actions a{width:100%;padding-inline:10px;font-size:.76rem}}

    /* Editorial shell + stable sidebar navigation. */
    .page>aside{background:linear-gradient(160deg,rgba(255,255,255,.94),rgba(235,243,253,.9));border-color:rgba(43,75,122,.14);box-shadow:0 24px 60px rgba(18,47,86,.13)}
    .app-primary-nav{gap:12px}
    .app-primary-nav details{padding:6px;border-radius:20px;background:rgba(218,229,244,.52);border-color:rgba(43,75,122,.1)}
    .app-primary-nav summary{padding:15px 14px;border-radius:16px;background:rgba(255,255,255,.52);color:#16243a;font-size:1rem;letter-spacing:-.02em}
    .app-primary-nav details[open] summary{background:linear-gradient(135deg,#e7eef8,#dce7f5);box-shadow:0 8px 18px rgba(43,75,122,.07)}
    .app-primary-nav summary b{color:#70819b}
    .app-primary-nav button{margin-top:6px;padding:12px 14px;border-radius:14px;color:#334762;background:rgba(255,255,255,.5);border-color:rgba(255,143,47,.18);font-weight:800}
    .app-primary-nav button:hover,.app-primary-nav button.active{color:#182a43;background:linear-gradient(135deg,#fff7f0,#f9eee6);border-color:rgba(255,143,47,.42);box-shadow:0 8px 18px rgba(255,143,47,.1);transform:translateX(2px)}
    .app-study-chapters{display:grid;gap:7px;margin-top:8px;max-height:58vh;overflow:auto;padding:2px 2px 2px 8px;scrollbar-width:thin;scrollbar-color:#ff8f2f #dce7f5}
    .app-chapter-link{font-size:.84rem!important;line-height:1.35;text-align:left!important;background:rgba(225,235,247,.74)!important;border-color:rgba(43,75,122,.1)!important;color:#1b2c43!important}
    .app-chapter-link:hover{background:#fff!important;color:#d85c0c!important}
    .theme-light .page>aside{background:linear-gradient(160deg,#ffffff,#eef5fd);border-color:rgba(43,75,122,.14)}
    .theme-light .app-primary-nav details{background:rgba(218,229,244,.52);border-color:rgba(43,75,122,.1)}
    .theme-light .app-primary-nav summary{color:#16243a}
    .theme-light .app-primary-nav button{color:#334762}
    .theme-light .app-chapter-link{color:#1b2c43!important}
    .hero,.panel,.chapter{border-color:rgba(176,206,244,.2);box-shadow:0 22px 54px rgba(8,27,55,.16)}
    .topbar{border-color:rgba(176,206,244,.22);box-shadow:0 14px 32px rgba(8,27,55,.12)}
    .hero{background:radial-gradient(circle at 90% 0%,rgba(255,143,47,.16),transparent 28%),linear-gradient(145deg,rgba(19,42,72,.98),rgba(8,20,37,.98))}
    .hero-main h2,.section-title{letter-spacing:-.045em}
    .site-footer-card{border-color:rgba(176,206,244,.2);box-shadow:0 22px 60px rgba(8,27,55,.16)}
    @media(max-width:760px){.app-study-chapters{max-height:none}.page>aside{border-radius:22px}.hero{box-shadow:0 14px 32px rgba(8,27,55,.14)}}

    .chapter-resource-card{display:flex;align-items:center;gap:13px;margin:0 0 18px;padding:13px 15px;border-radius:18px;text-decoration:none;background:linear-gradient(110deg,rgba(255,143,47,.16),rgba(91,188,255,.12));border:1px solid rgba(255,143,47,.28);color:var(--text);box-shadow:0 12px 26px rgba(18,47,86,.08);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
    .chapter-resource-card:hover{transform:translateY(-2px);border-color:rgba(255,143,47,.55);box-shadow:0 16px 30px rgba(255,107,26,.12)}
    .chapter-resource-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;background:linear-gradient(135deg,#ff8f2f,#ffbd62);color:#172238;font-size:1.15rem;font-weight:950}.chapter-resource-icon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
    .chapter-resource-copy{display:grid;gap:3px;min-width:0}.chapter-resource-copy strong{font-size:.9rem}.chapter-resource-copy small{color:var(--muted);font-size:.74rem}.chapter-resource-arrow{margin-left:auto;color:var(--orange);font-size:1.25rem;font-weight:900}
    .notebook-summary{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;padding:17px 18px;border-radius:20px;background:linear-gradient(110deg,rgba(255,143,47,.12),rgba(91,188,255,.08));border:1px solid rgba(255,143,47,.18)}
    .notebook-eyebrow{display:block;color:var(--orange);font-size:.68rem;font-weight:950;letter-spacing:.12em;text-transform:uppercase}.notebook-summary h3{margin:4px 0 3px;color:var(--text)}.notebook-summary p{margin:0;color:var(--muted);font-size:.78rem}.notebook-count{display:grid;place-items:center;min-width:46px;height:46px;border-radius:15px;background:var(--orange);color:#182033;font-weight:950;font-size:1.15rem;box-shadow:0 10px 20px rgba(255,107,26,.2)}
    .mistake-list-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.mistake-note{display:grid;gap:11px;padding:17px;border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.09);box-shadow:0 12px 24px rgba(0,0,0,.08)}.mistake-note-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.mistake-note>strong{font-size:.94rem;line-height:1.45}.mistake-answer{padding:10px 11px;border-radius:13px;background:rgba(255,107,107,.07);border:1px solid rgba(255,107,107,.14)}.mistake-answer.correct{background:rgba(122,240,164,.07);border-color:rgba(122,240,164,.15)}.mistake-answer span{display:block;color:var(--muted);font-size:.68rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.mistake-answer p{margin:4px 0 0;color:var(--text);font-size:.8rem;line-height:1.4}.mistake-remove{justify-self:start;border:0;background:transparent;color:#ff9a82;font:inherit;font-size:.75rem;font-weight:850;cursor:pointer}.mistake-empty-state,.diary-empty-state{display:grid;gap:5px;padding:28px;border:1px dashed rgba(176,206,244,.3);border-radius:20px;color:var(--muted);text-align:center}.mistake-empty-state strong,.diary-empty-state strong{color:var(--text)}
    .diary-shell{background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(255,255,255,.025));border-color:rgba(176,206,244,.2)}.diary-list{grid-template-columns:repeat(3,minmax(0,1fr));align-items:start}.diary-entry{position:relative;display:grid;gap:10px;min-height:150px;padding:16px;border-radius:18px;background:linear-gradient(145deg,rgba(255,209,102,.11),rgba(255,255,255,.04));border:1px solid rgba(255,209,102,.2);box-shadow:0 12px 24px rgba(0,0,0,.08)}.diary-entry:nth-child(3n+2){background:linear-gradient(145deg,rgba(91,188,255,.11),rgba(255,255,255,.04));border-color:rgba(91,188,255,.2)}.diary-entry:nth-child(3n){background:linear-gradient(145deg,rgba(122,240,164,.1),rgba(255,255,255,.04));border-color:rgba(122,240,164,.18)}.diary-entry-head{display:flex;align-items:center;gap:8px}.diary-entry-head small{color:var(--muted);font-size:.68rem}.diary-pin{color:var(--orange);font-size:.9rem}.diary-delete{margin-left:auto;border:0;background:transparent;color:var(--muted);font-size:1.1rem;cursor:pointer}.diary-entry strong{font-size:.95rem;color:var(--text)}.diary-entry p{margin:0;color:var(--muted);line-height:1.55;font-size:.82rem;white-space:pre-wrap;overflow-wrap:anywhere}
    @media(max-width:900px){.mistake-list-grid,.diary-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
    @media(max-width:560px){.mistake-list-grid,.diary-list{grid-template-columns:1fr}.chapter-resource-card{align-items:flex-start}.chapter-resource-arrow{padding-top:4px}}
    @media(max-width:760px){
      .drawer-btn{display:grid!important;place-items:center;position:fixed;top:14px;right:14px;z-index:60;width:42px;height:42px;padding:0;border:1px solid rgba(255,143,47,.38);border-radius:14px;background:linear-gradient(145deg,#ff8f2f,#ffb65f);color:#152036;font-size:0;line-height:0;box-shadow:0 12px 25px rgba(255,107,26,.22);cursor:pointer;transition:transform .22s ease,box-shadow .22s ease}
      .drawer-btn svg{display:block;width:21px;height:21px;margin:0;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
      .drawer-btn:active{transform:scale(.92)}
      .drawer-backdrop{display:block!important;position:fixed;inset:0;z-index:48;background:rgba(2,10,22,.58);opacity:0;pointer-events:none;transition:opacity .25s ease}.drawer-backdrop.show{opacity:1;pointer-events:auto}
      .page>aside{display:block!important;position:fixed;z-index:55;top:8px;bottom:8px;left:8px;width:min(340px,calc(100vw - 16px));max-height:none;padding:14px;transform:translateX(calc(-100% - 20px));opacity:0;visibility:hidden;transition:transform .3s cubic-bezier(.2,.8,.2,1),opacity .24s ease,visibility .3s ease;box-shadow:20px 0 50px rgba(0,0,0,.28);overflow:auto}.page.drawer-open>aside{transform:translateX(0);opacity:1;visibility:visible}.page>aside .aside-tools,.page>aside .drawer-close{display:grid}.page>aside .drawer-close{place-items:center}.page>aside::before{display:none}.page>aside .aside-head{min-height:44px}.page>aside nav{padding-bottom:18px}
      html,body{overflow-y:auto!important;overflow-x:hidden!important;height:auto;min-height:100%}.page,main{overflow:visible!important}.auth-overlay{padding:8px;overflow-y:auto;align-items:start}.auth-modal{width:min(100%,390px);height:auto;max-height:calc(100dvh - 16px);margin:0 auto;overflow:auto}.auth-frame{height:clamp(520px,calc(100dvh - 16px),720px)}.precision-embedded body{height:auto;min-height:100vh;overflow-y:auto!important}.precision-embedded .domination-overlay{position:static;display:block;min-height:100vh;overflow:visible!important}.precision-embedded .domination-shell{min-height:100vh;overflow:visible!important;margin:0;padding:6px}
    }

    /* Phone drawer: utility controls stay visible above a scrollable chapter list. */
    @media(max-width:760px){
      .page>aside{height:calc(100dvh - 16px)!important;max-height:calc(100dvh - 16px)!important;overflow-y:auto!important;overflow-x:hidden!important;touch-action:pan-y!important;overscroll-behavior-y:contain!important;-webkit-overflow-scrolling:touch!important}
      .page>aside nav{min-height:max-content!important}
    }
    @media(max-width:760px){
      html,body{overflow-y:scroll!important;overflow-x:hidden!important;scrollbar-width:auto;scrollbar-gutter:stable;scrollbar-color:#ff8f2f rgba(255,255,255,.08)}
      .page,main{overflow-y:visible!important;overflow-x:visible!important}
      .page>aside{display:flex!important;flex-direction:column;overflow-y:scroll!important;overflow-x:hidden!important;padding:10px!important;background:linear-gradient(165deg,rgba(18,35,59,.99),rgba(6,16,30,.99));border:1px solid rgba(255,255,255,.14);border-radius:24px!important;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scrollbar-width:auto;scrollbar-gutter:stable;scrollbar-color:#ff8f2f rgba(255,255,255,.1)}
      .page>aside .aside-head{display:flex!important;position:sticky;top:0;z-index:3;justify-content:flex-end;min-height:38px;margin:-2px -2px 6px;padding-bottom:6px;background:linear-gradient(180deg,rgba(18,35,59,.99),rgba(18,35,59,.82),transparent)}
      .page>aside .drawer-close{display:grid!important;place-items:center!important;width:34px;height:34px;padding:0;border:1px solid rgba(255,143,47,.35);border-radius:11px;background:rgba(255,143,47,.14);color:#ffb66e;font-size:.8rem;font-weight:900;cursor:pointer}
      .page>aside .aside-tools{display:grid!important;grid-template-columns:1fr 1fr;gap:7px;margin:0 0 10px!important;padding:9px;border:1px solid rgba(255,255,255,.1);border-radius:17px;background:rgba(255,255,255,.055)}
      .page>aside .aside-tools .side-theme{display:grid!important;grid-column:1 / -1;width:100%;height:34px;min-height:34px;border-radius:11px;background:rgba(255,255,255,.07)}
      .page>aside .aside-tools .aside-auth-link,.page>aside .aside-tools .aside-utility-link{display:flex!important;min-height:36px;padding:8px 9px;font-size:.68rem;line-height:1.15;border-radius:11px;white-space:normal}
      .page>aside nav{display:grid!important;gap:8px;min-width:0;padding:0 1px 18px!important}
      .page>aside nav .nav-group{padding:5px;border-radius:16px;background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.1)}
      .page>aside nav .nav-main{padding:11px 10px;font-size:.82rem;border-radius:12px}
      .page>aside nav .nav-submenu{max-height:none;overflow:visible;padding:5px 2px 2px;gap:5px}
      .page>aside nav .nav-submenu a,.page>aside nav .nav-submenu button{min-height:34px;padding:8px 9px;font-size:.68rem;line-height:1.25;border-radius:10px}
      .page>aside::-webkit-scrollbar{width:7px}.page>aside::-webkit-scrollbar-track{background:rgba(255,255,255,.06);border-radius:99px}.page>aside::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#ffb45d,#ff7422);border:1px solid rgba(5,14,27,.6);border-radius:99px}
      .theme-light .page>aside .aside-head{background:linear-gradient(180deg,#fff,#fff 70%,transparent)}
      .theme-light .page>aside{background:linear-gradient(165deg,#fff,#eef5fd);border-color:rgba(43,75,122,.16)}
      .theme-light .page>aside .aside-tools{background:rgba(20,99,216,.045);border-color:rgba(43,75,122,.12)}
    }

    /* Dark mode correction layer for the drawer and in-text question reader. */
    html:not(.theme-light) .page>aside{background:linear-gradient(165deg,rgba(18,35,59,.99),rgba(6,16,30,.99));border-color:rgba(176,206,244,.18);box-shadow:0 24px 60px rgba(0,0,0,.42);color:#e9f1ff}
    html:not(.theme-light) .page>aside .aside-tools{background:rgba(255,255,255,.055);border-color:rgba(176,206,244,.14)}
    html:not(.theme-light) .page>aside .aside-auth-link,html:not(.theme-light) .page>aside .aside-utility-link,html:not(.theme-light) .page>aside .aside-guide{background:rgba(255,255,255,.055);border-color:rgba(176,206,244,.14);color:#e9f1ff}
    html:not(.theme-light) .page>aside .nav-group,html:not(.theme-light) .page>aside nav details{background:rgba(255,255,255,.045);border-color:rgba(176,206,244,.12)}
    html:not(.theme-light) .page>aside .nav-main,html:not(.theme-light) .page>aside nav a,html:not(.theme-light) .page>aside nav button{color:#dce8f8;background:rgba(255,255,255,.035);border-color:rgba(176,206,244,.12)}
    html:not(.theme-light) .page>aside .nav-main:hover,html:not(.theme-light) .page>aside nav a:hover,html:not(.theme-light) .page>aside nav button:hover,html:not(.theme-light) .page>aside nav a.active{color:#fff;background:linear-gradient(90deg,rgba(255,143,47,.18),rgba(91,188,255,.08));border-color:rgba(255,143,47,.4);box-shadow:inset 3px 0 0 #ff8f2f}
    html:not(.theme-light) .app-primary-nav details{background:rgba(255,255,255,.045);border-color:rgba(176,206,244,.12)}
    html:not(.theme-light) .app-primary-nav summary{background:rgba(255,255,255,.06);color:#e9f1ff;border-color:rgba(176,206,244,.12)}
    html:not(.theme-light) .app-primary-nav details[open] summary{background:linear-gradient(135deg,rgba(91,188,255,.14),rgba(255,143,47,.12));color:#fff}
    html:not(.theme-light) .app-primary-nav summary b{color:#9eb5d2}
    html:not(.theme-light) .app-primary-nav button{background:rgba(255,255,255,.035);border-color:rgba(176,206,244,.12);color:#dce8f8}
    html:not(.theme-light) .app-primary-nav button:hover,html:not(.theme-light) .app-primary-nav button.active{background:linear-gradient(90deg,rgba(255,143,47,.18),rgba(91,188,255,.08));border-color:rgba(255,143,47,.4);color:#fff}
    html:not(.theme-light) .intext-overlay{background:rgba(1,7,16,.86);color:#e9f1ff}
    html:not(.theme-light) .intext-shell{background:linear-gradient(160deg,#10233c,#071321 72%);border-color:rgba(176,206,244,.2);box-shadow:0 30px 90px rgba(0,0,0,.5)}
    html:not(.theme-light) .intext-head h2,html:not(.theme-light) .intext-question-host h4,html:not(.theme-light) .intext-question-host .source-stem{color:#f3f7ff}
    html:not(.theme-light) .intext-filters button{background:rgba(255,255,255,.06);border-color:rgba(176,206,244,.18);color:#dce8f8}
    html:not(.theme-light) .intext-filters button.active{background:linear-gradient(135deg,rgba(255,143,47,.22),rgba(91,188,255,.12));border-color:rgba(255,143,47,.5);color:#ffd39d}
    html:not(.theme-light) .intext-question-host .mcq-card{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border-color:rgba(176,206,244,.18);box-shadow:0 18px 38px rgba(0,0,0,.24)}
    html:not(.theme-light) .intext-question-host .source-option-btn{background:rgba(255,255,255,.06);border-color:rgba(176,206,244,.18);color:#e9f1ff}
    html:not(.theme-light) .intext-question-host .source-option-btn:hover{background:rgba(255,143,47,.13);border-color:rgba(255,143,47,.42)}
    html:not(.theme-light) .intext-question-host .source-option-badge{background:rgba(255,255,255,.1);border-color:rgba(176,206,244,.2);color:#ffd39d}
    html:not(.theme-light) .intext-question-host .source-eval{background:rgba(255,255,255,.05);border-color:rgba(176,206,244,.14);color:#b9cbe2}
    html:not(.theme-light) .intext-actions .flashcard-nav{background:rgba(255,255,255,.06);border-color:rgba(176,206,244,.18);color:#e9f1ff}
    html:not(.theme-light) .intext-actions .flashcard-nav.primary{background:linear-gradient(135deg,#ff8f2f,#ff641c);border-color:#ff8f2f;color:#111b2b}
    html:not(.theme-light) .intext-tracker{background:rgba(91,188,255,.08);border-color:rgba(91,188,255,.25);color:#dce8f8}
    html:not(.theme-light) .chapter-page-actions{background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(91,188,255,.06));border-color:rgba(176,206,244,.18);box-shadow:0 12px 26px rgba(0,0,0,.22)}
    html:not(.theme-light) .chapter-page-actions button,html:not(.theme-light) .chapter-page-actions a{background:rgba(255,255,255,.07);border-color:rgba(176,206,244,.18);color:#e9f1ff}
    html:not(.theme-light) .chapter-page-actions button:first-child,html:not(.theme-light) .chapter-page-actions a{background:linear-gradient(135deg,rgba(255,143,47,.2),rgba(255,107,26,.1));border-color:rgba(255,143,47,.4);color:#ffd39d}
    html:not(.theme-light) .chapter-page-actions button:first-child.is-open{background:linear-gradient(135deg,#ff9d43,#ff6b1a);border-color:#ff9d43;color:#fff}
    html:not(.theme-light) .chapter-question-status{background:rgba(91,188,255,.12);color:#a9c9e8}
    html:not(.theme-light) .question-flow{background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(91,188,255,.055));border-color:rgba(176,206,244,.18);box-shadow:0 16px 34px rgba(0,0,0,.24)}
    html:not(.theme-light) .question-flow-count{color:#a9c1dc}
    html:not(.theme-light) .question-flow-button.secondary{background:rgba(255,255,255,.08);border-color:rgba(176,206,244,.18);color:#e9f1ff}
    html:not(.theme-light) .question-flow-button.secondary:hover:not(:disabled){background:rgba(255,143,47,.16);color:#fff}
    html:not(.theme-light) .question-flow-card .mcq-card{background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.025));border-color:rgba(176,206,244,.16);box-shadow:none;color:#e9f1ff}
    html:not(.theme-light) .question-flow-card .mcq-card h4,html:not(.theme-light) .question-flow-card .source-stem{color:#f3f7ff}
    html:not(.theme-light) .question-flow-card .source-option-btn{background:rgba(255,255,255,.055);border-color:rgba(176,206,244,.16);color:#e9f1ff}
    html:not(.theme-light) .question-flow-card .source-option-btn:hover{background:rgba(255,143,47,.14);border-color:rgba(255,143,47,.42)}
    html:not(.theme-light) .question-flow-card .source-option-badge{background:rgba(255,255,255,.1);border-color:rgba(176,206,244,.2);color:#ffd39d}
    html:not(.theme-light) .question-flow-card .source-eval{background:rgba(91,188,255,.08);border-color:rgba(91,188,255,.16);color:#b8cce4}
    html:not(.theme-light) .source-test-card .question-flow{background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(91,188,255,.05))}
    html:not(.theme-light) .source-test-card .mcq-card{background:rgba(255,255,255,.045);border-color:rgba(176,206,244,.16);color:#e9f1ff}
    html:not(.theme-light) .test-hub-intro{color:#a9c1dc}
    html:not(.theme-light) .test-lane-card{background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(91,188,255,.05));border-color:rgba(176,206,244,.2);box-shadow:0 18px 38px rgba(0,0,0,.22)}
    html:not(.theme-light) .test-lane-head h3,html:not(.theme-light) .test-lane-head p{color:#f3f7ff}html:not(.theme-light) .test-lane-head p{color:#a9c1dc}
    html:not(.theme-light) .test-lane-count{background:rgba(255,143,47,.14);border-color:rgba(255,143,47,.28);color:#ffd39d}
    html:not(.theme-light) .source-test-card,html:not(.theme-light) .allen-source{background:rgba(255,255,255,.045);border-color:rgba(176,206,244,.2);box-shadow:0 10px 26px rgba(0,0,0,.18)}
    html:not(.theme-light) .source-test-card summary,html:not(.theme-light) .allen-source summary{color:#e9f1ff}
    html:not(.theme-light) .source-test-card[open] summary,html:not(.theme-light) .allen-source[open] summary{background:linear-gradient(90deg,rgba(255,143,47,.16),rgba(91,188,255,.08));border-color:rgba(176,206,244,.18);color:#ffd39d}
    html:not(.theme-light) .source-test-summary-main span,html:not(.theme-light) .source-test-meta,html:not(.theme-light) .source-test-summary-count,html:not(.theme-light) .source-filter-note{color:#a9c1dc}
    html:not(.theme-light) .source-test-summary-count b{color:#ffb268}
    html:not(.theme-light) .source-test-card .question-flow{background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(91,188,255,.05));border-color:rgba(176,206,244,.16)}
    html:not(.theme-light) .source-test-card .mcq-card{background:rgba(255,255,255,.045);border-color:rgba(176,206,244,.16);color:#e9f1ff}
    html:not(.theme-light) .source-test-card .source-option-btn,html:not(.theme-light) .allen-source .source-option-btn{background:rgba(255,255,255,.055);border-color:rgba(176,206,244,.16);color:#e9f1ff}
    html:not(.theme-light) .source-test-card .source-option-btn:hover,html:not(.theme-light) .allen-source .source-option-btn:hover{background:rgba(255,143,47,.14);border-color:rgba(255,143,47,.42)}
    html:not(.theme-light) .source-test-card .source-stem,html:not(.theme-light) .allen-source .source-stem{color:#f3f7ff}
    html:not(.theme-light) .source-test-card .source-eval,html:not(.theme-light) .allen-source .source-eval{background:rgba(91,188,255,.08);border-color:rgba(91,188,255,.16);color:#b8cce4}
    html:not(.theme-light) #allenHubRoot,html:not(.theme-light) #pyqHubRoot{background:linear-gradient(180deg,rgba(13,27,45,.96),rgba(8,21,35,.96));border-color:rgba(176,206,244,.18)}
    .diary-shell{padding:22px!important;border-radius:24px!important;background:linear-gradient(145deg,rgba(255,209,102,.1),rgba(91,188,255,.06))!important;border:1px solid rgba(255,209,102,.2)!important;box-shadow:0 20px 44px rgba(0,0,0,.12)}
    .diary-toolbar{display:grid!important;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:end}.diary-passphrase-field{display:grid;gap:7px}.diary-passphrase-field span{font-size:.68rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase;color:var(--orange)}.diary-passphrase-field input,.diary-entry-title,.diary-editor{border:1px solid rgba(255,209,102,.22)!important;background:rgba(255,255,255,.06)!important;color:var(--text)!important;border-radius:13px!important;padding:11px 12px!important;font:inherit}.diary-passphrase-field input::placeholder,.diary-entry-title::placeholder,.diary-editor::placeholder{color:var(--muted)}.diary-actions{display:flex;flex-wrap:wrap;gap:8px}.diary-actions .flashcard-nav{min-height:38px!important;padding:9px 12px!important;font-size:.76rem!important}.diary-status{margin:12px 0;color:var(--muted);font-size:.78rem}.diary-composer{display:grid;gap:9px;margin:14px 0;padding:14px;border-radius:18px;background:rgba(255,255,255,.045);border:1px solid rgba(176,206,244,.14)}.diary-editor{min-height:150px;resize:vertical;line-height:1.55}.diary-list{margin-top:14px}.diary-entry{min-height:170px!important}.diary-entry strong{font-size:1rem!important}.diary-entry p{font-size:.82rem!important}
    @media(max-width:560px){.diary-shell{padding:14px!important}.diary-toolbar{grid-template-columns:1fr}.diary-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.diary-actions .flashcard-nav{width:100%}.diary-composer{padding:11px}.diary-editor{min-height:180px}}

/* Profile dashboard */
.profile-header-card{position:relative;align-items:center}.profile-edit-button{margin-left:auto;border:1px solid rgba(255,143,47,.35);border-radius:12px;padding:9px 13px;background:rgba(255,143,47,.1);color:var(--text);font:inherit;font-weight:800;cursor:pointer}.profile-telegram,.profile-created{font-size:.72rem;color:var(--muted)}
.profile-section-card{margin:18px 0;padding:18px;border:1px solid rgba(150,175,210,.14);border-radius:22px;background:linear-gradient(145deg,rgba(91,188,255,.055),rgba(255,255,255,.025))}.profile-section-heading{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:15px}.profile-section-heading h3{margin:3px 0 0;font-size:1.05rem}.profile-eyebrow{font-size:.68rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase;color:var(--orange)}.profile-section-heading>strong{font-size:1.55rem;color:#ffb268}.profile-progress-track{height:10px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}.profile-progress-track span{display:block;height:100%;width:18%;border-radius:inherit;background:linear-gradient(90deg,#ff8f2f,#5bbcff);transition:width .4s ease}.profile-progress-breakdown{display:flex;gap:18px;flex-wrap:wrap;margin-top:10px;color:var(--muted);font-size:.78rem}.profile-progress-breakdown b{color:var(--text)}.profile-strength-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:17px}.profile-strength-grid>div>span{display:block;margin-bottom:8px;color:var(--muted);font-size:.76rem;font-weight:800}.profile-practice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.profile-practice-card{display:grid;gap:5px;padding:13px;border:1px solid rgba(150,175,210,.14);border-radius:15px;background:rgba(255,255,255,.035)}.profile-practice-card strong{font-size:.82rem}.profile-practice-card span,.profile-practice-card small{color:var(--muted);font-size:.72rem}.profile-practice-card b{font-size:1.2rem;color:#ffb268}.profile-chart-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.profile-chart-card{padding:12px;border-radius:15px;background:rgba(255,255,255,.035);border:1px solid rgba(150,175,210,.12)}.profile-chart-card h4{font-size:.78rem;margin:0 0 12px}.profile-mini-chart{height:85px;display:flex;align-items:end;gap:5px}.profile-mini-chart i{display:block;flex:1;min-height:8px;border-radius:6px 6px 2px 2px;opacity:.9}.profile-achievement-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.profile-achievement{display:grid;gap:5px;padding:12px;border-radius:15px;border:1px dashed rgba(150,175,210,.2);color:var(--muted);opacity:.55}.profile-achievement.is-unlocked{opacity:1;border-style:solid;background:rgba(255,143,47,.07);color:var(--text)}.profile-achievement span{color:#ffb268;font-size:1.2rem}.profile-achievement strong{font-size:.78rem}.profile-achievement small{font-size:.68rem}.profile-activity-list{display:grid;gap:8px}.profile-activity-row{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:13px;background:rgba(255,255,255,.035)}.profile-activity-row>span{color:#ff8f2f;font-size:1.2rem}.profile-activity-row div{display:grid;gap:2px}.profile-activity-row strong{font-size:.8rem}.profile-activity-row small{font-size:.7rem;color:var(--muted)}.profile-edit-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}.profile-edit-form label{display:grid;gap:6px;color:var(--muted);font-size:.75rem;font-weight:800}.profile-edit-form input{width:100%;border:1px solid var(--line);border-radius:11px;padding:10px;background:rgba(255,255,255,.05);color:var(--text);font:inherit}.profile-settings-actions{grid-column:1/-1;display:flex;gap:9px;align-items:center;flex-wrap:wrap}.profile-save-button,.profile-logout-button{border:0;border-radius:11px;padding:10px 14px;font:inherit;font-weight:800;cursor:pointer}.profile-save-button{background:var(--orange);color:#fff}.profile-logout-button{background:rgba(239,68,68,.14);color:#ff8d8d}.profile-settings-actions a{color:var(--orange);font-size:.78rem;font-weight:800}
.theme-light .profile-section-card{background:linear-gradient(145deg,#f7fbff,#fff);border-color:rgba(20,99,216,.12)}.theme-light .profile-progress-track{background:rgba(20,99,216,.1)}.theme-light .profile-practice-card,.theme-light .profile-chart-card,.theme-light .profile-activity-row{background:#fff;border-color:rgba(20,99,216,.1)}.theme-light .profile-achievement{border-color:rgba(20,99,216,.18)}.theme-light .profile-edit-form input{background:#fff;color:#173150;border-color:rgba(20,99,216,.15)}
@media(max-width:700px){.profile-header-card{align-items:flex-start;flex-wrap:wrap}.profile-edit-button{margin-left:80px;margin-top:-10px}.profile-strength-grid,.profile-practice-grid,.profile-chart-grid{grid-template-columns:1fr}.profile-achievement-grid{grid-template-columns:repeat(2,1fr)}.profile-edit-form{grid-template-columns:1fr}.profile-settings-actions{grid-column:auto}}
.topbar-login-badge{display:grid;place-items:center;overflow:hidden}.topbar-login-badge img{width:100%;height:100%;object-fit:cover;border-radius:inherit}.profile-avatar-large{border:0;cursor:pointer;overflow:hidden;padding:0}.profile-avatar-large img{width:100%;height:100%;object-fit:cover}.profile-avatar-large.is-initial{background:linear-gradient(180deg,#ff8f2f,#e96b0e)}.profile-avatar-picker{position:absolute;z-index:8;top:88px;left:18px;width:min(360px,calc(100% - 36px));padding:14px;border-radius:18px;border:1px solid rgba(150,175,210,.2);background:var(--panel,#10223b);box-shadow:0 20px 45px rgba(0,0,0,.25)}.avatar-picker-title{margin-bottom:10px;color:var(--muted);font-size:.72rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.avatar-choice-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.avatar-choice{width:42px;height:42px;border:2px solid transparent;border-radius:50%;padding:0;overflow:hidden;background:rgba(255,255,255,.08);cursor:pointer}.avatar-choice img{width:100%;height:100%;object-fit:cover}.avatar-choice-initial{display:grid;place-items:center;background:linear-gradient(135deg,#ff8f2f,#1463d8);color:#fff;font:900 1.1rem "Trebuchet MS",sans-serif}.avatar-choice.is-selected{border-color:#ffb268;box-shadow:0 0 0 3px rgba(255,143,47,.2)}.theme-light .profile-avatar-picker{background:#fff;border-color:rgba(20,99,216,.15);box-shadow:0 20px 45px rgba(20,60,110,.16)}
@media(max-width:560px){.profile-avatar-picker{top:80px;left:14px;width:calc(100% - 28px)}.avatar-choice-grid{grid-template-columns:repeat(5,1fr)}}
/* Compact mobile footer; the full footer remains the desktop version. */
.site-footer-mobile{display:none}
.mobile-content-accordion{display:none}
.mobile-collapse-body{display:contents}
.mobile-lane-toggle{display:none}
.mobile-lane-body{display:contents}
@media(max-width:760px){
  .mobile-lane-toggle{display:flex!important}
  .mobile-lane-body{display:block}
  .mobile-lane-body[hidden]{display:none!important}
  #articlesHub .mobile-lane-toggle{background:linear-gradient(135deg,rgba(124,92,255,.16),rgba(255,143,47,.10));border-color:rgba(124,92,255,.28);color:#f7f4ff}
  #articlesHub .mobile-lane-arrow{background:rgba(124,92,255,.22);color:#cfc5ff}
  #articlesHub .mobile-lane-toggle.is-open .mobile-lane-arrow{background:#7c5cff;color:#fff}
  .theme-light #articlesHub .mobile-lane-toggle{background:linear-gradient(135deg,rgba(124,92,255,.10),rgba(255,143,47,.08));border-color:rgba(124,92,255,.24);color:#342668}
  .theme-light #articlesHub .mobile-lane-arrow{background:rgba(124,92,255,.12);color:#6549d7}
  .theme-light #articlesHub .mobile-lane-toggle.is-open .mobile-lane-arrow{background:#7c5cff;color:#fff}
}

/* Search dropdown: keep the scroll surface rectangular at every breakpoint. */
.topbar{overflow:visible}
.topbar::after{display:none!important}
.topbar-search-results{
  position:absolute!important;
  top:calc(100% + 8px)!important;
  left:10px!important;
  right:10px!important;
  height:auto!important;
  min-height:0!important;
  width:auto!important;
  max-width:calc(100% - 20px)!important;
  max-height:min(58vh,420px)!important;
  overflow-x:hidden!important;
  overflow-y:auto!important;
  border-radius:16px!important;
  clip-path:none!important;
  transform:none!important;
  backdrop-filter:none!important;
  background:#fff!important;
  border:1px solid rgba(43,75,122,.16)!important;
  box-shadow:0 16px 34px rgba(18,47,86,.18)!important;
  contain:paint;
}
.topbar-search-results:not(.show){display:none!important}
html:not(.theme-light) .topbar-search-results{background:#0d1b2d!important;border-color:rgba(176,206,244,.2)!important;box-shadow:0 18px 38px rgba(0,0,0,.34)!important}
.topbar-search-result{border-radius:10px!important;overflow:hidden}
.theme-light .topbar-search-result{background:#fff!important}
html:not(.theme-light) .topbar-search-result{background:#132844!important}
@media(max-width:760px){
  .site-footer{display:none!important}
  .site-footer-mobile{display:grid;place-items:center;gap:16px;position:relative;max-height:none;overflow:visible;overscroll-behavior:auto;width:100%;box-sizing:border-box;margin:0 0 96px;padding:22px 16px 18px;border:1px solid var(--line);border-left:0;border-right:0;border-radius:0;background:linear-gradient(180deg,var(--panel-2),var(--panel));color:var(--text);box-shadow:var(--shadow);text-align:center}
  .site-footer-mobile-title{font-size:1.35rem;letter-spacing:.02em;color:var(--orange)}
  .site-footer-mobile-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;width:100%;max-width:360px;text-align:left}
  .site-footer-mobile-section{display:grid;align-content:start;gap:7px;min-width:0;padding:13px 12px;border-radius:18px;background:rgba(255,255,255,.045);box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
  .site-footer-mobile-section h2{display:flex;align-items:center;gap:6px;margin:0 0 4px;color:var(--text);font-size:.7rem;letter-spacing:.05em;text-transform:uppercase}
  .site-footer-mobile-section h2 span{display:grid;place-items:center;width:20px;height:20px;border-radius:7px;background:rgba(255,143,47,.14);color:var(--orange);font-size:.78rem}
  .site-footer-mobile-section a,.site-footer-mobile-top{display:flex;align-items:center;gap:6px;width:100%;padding:5px 0;border:0;background:none;color:var(--muted);text-decoration:none;font-family:inherit;font-size:.7rem;font-weight:750;line-height:1.25;text-align:left;cursor:pointer}
  .site-footer-mobile-section a::before{content:"›";color:var(--orange);font-size:1rem;line-height:1}
  .site-footer-mobile-section a:hover,.site-footer-mobile-section a:active,.site-footer-mobile-top:hover{color:var(--orange)}
  .site-footer-mobile-top{margin-top:2px;color:var(--orange);font-weight:850}
  .site-footer-mobile-top span{display:grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--orange);color:#111b2b;font-size:.8rem;font-weight:950}
  .site-footer-mobile-socials{display:flex;justify-content:center;gap:14px}
  .site-footer-mobile-socials a{display:grid;place-items:center;align-content:center;justify-content:center;width:34px;height:34px;min-width:34px;min-height:34px;padding:0;border:0;border-radius:50%;color:#111b2b;background:var(--orange);text-decoration:none;font-size:.62rem;font-weight:950;line-height:0;box-sizing:border-box}
  .site-footer-mobile-socials a svg{display:block;width:18px;height:18px;margin:0;padding:0;align-self:center;justify-self:center;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
  .site-footer-mobile small{max-width:28ch;color:var(--muted);font-size:.62rem;line-height:1.45}
  .theme-light .site-footer-mobile{background:linear-gradient(180deg,#fff,#eef5fd);border-color:rgba(43,75,122,.14);box-shadow:0 14px 30px rgba(18,47,86,.1)}
  .theme-light .site-footer-mobile-section{background:rgba(20,99,216,.045);box-shadow:inset 0 1px 0 rgba(255,255,255,.8)}
  .theme-light .site-footer-mobile-section h2{color:#10233f}
  .theme-light .site-footer-mobile-section a,.theme-light .site-footer-mobile-top{color:#425a77}
  .theme-light .site-footer-mobile-section a:hover,.theme-light .site-footer-mobile-section a:active,.theme-light .site-footer-mobile-top:hover{color:#d85d0b}
  .theme-light .site-footer-mobile-socials a{color:#fff;background:linear-gradient(180deg,#ff8f2f,#ff6b1a)}
}
/* Back to Top follows the active theme and uses depth instead of a border. */
.site-footer-top{border:0!important;background:linear-gradient(180deg,var(--panel-2),var(--panel))!important;color:var(--text)!important;box-shadow:0 16px 32px rgba(0,0,0,.28)!important}
.site-footer-top:hover{border:0!important;background:linear-gradient(180deg,rgba(255,143,47,.2),rgba(91,188,255,.1))!important;box-shadow:0 22px 42px rgba(0,0,0,.36)!important}
.site-footer-top-icon{box-shadow:0 10px 22px rgba(255,107,26,.28)!important}
.theme-light .site-footer-top{background:linear-gradient(180deg,#fff,#eef5fd)!important;color:#10233f!important;box-shadow:0 16px 32px rgba(18,47,86,.16)!important}
.theme-light .site-footer-top:hover{background:linear-gradient(180deg,#fff7ef,#eef5fd)!important;box-shadow:0 22px 42px rgba(18,47,86,.2)!important}
.profile-chart-empty{display:grid;place-items:center;height:100%;padding:8px;color:var(--muted);font-size:.68rem;line-height:1.4;text-align:center}
.site-footer-top{min-height:52px;padding:8px 16px 8px 10px;background:rgba(255,255,255,.045);border:1px solid rgba(255,143,47,.28);box-shadow:none}.site-footer-top-icon{width:36px;height:36px;box-shadow:none}.site-footer-top:hover{transform:translateY(-2px);box-shadow:none;background:rgba(255,143,47,.1)}.theme-light .site-footer-top{background:#fff;border-color:rgba(255,143,47,.32);box-shadow:none}.theme-light .site-footer-top:hover{background:#fff7ef;box-shadow:none}.site-footer-legal{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;box-sizing:border-box;margin:2px 0 0;padding:14px 0 0;border:0;border-top:1px solid rgba(184,205,235,.14);border-radius:0;background:none;box-shadow:none;color:var(--muted);font-size:.8rem;letter-spacing:.01em;white-space:nowrap}.site-footer-legal::before{display:none}.site-footer-legal b{color:#ef4444;font-size:1rem}.theme-light .site-footer-legal{border-color:rgba(43,75,122,.12);background:none;box-shadow:none}
.site-footer-grid{grid-template-columns:repeat(4,minmax(0,1fr)) minmax(270px,.95fr);gap:0}.site-footer-section{min-height:100%;padding:14px 24px;border-right:1px solid rgba(184,205,235,.14)}.site-footer-section:first-child{padding-left:4px}.site-footer-section:nth-child(4){border-right:0}.site-footer-cta{margin:0 0 0 24px;min-height:100%;box-sizing:border-box}.site-footer-legal{position:relative;z-index:1;display:flex;justify-content:center;gap:24px;flex-wrap:wrap;margin-top:20px;padding-top:18px;border-top:1px solid rgba(184,205,235,.14);color:var(--muted);font-size:.78rem}.site-footer-legal b{color:#ef4444;font-size:1rem}.theme-light .site-footer-section{border-color:rgba(43,75,122,.12)}.theme-light .site-footer-legal{border-color:rgba(43,75,122,.12);color:#425a77}
@media(max-width:1150px){.site-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0}.site-footer-section{border-right:1px solid rgba(184,205,235,.14);border-bottom:1px solid rgba(184,205,235,.14);padding:18px}.site-footer-section:nth-child(2n){border-right:0}.site-footer-cta{grid-column:1/-1;margin:18px 0 0}.theme-light .site-footer-section{border-color:rgba(43,75,122,.12)}}
@media(max-width:560px){.site-footer{padding-inline:10px}.site-footer-card{padding:18px 14px}.site-footer-grid{grid-template-columns:1fr}.site-footer-section,.site-footer-section:nth-child(2n){border-right:0;padding:15px 4px}.site-footer-section:last-of-type{border-bottom:0}.site-footer-cta{grid-column:auto;margin:14px 0 0;padding:16px}.site-footer-cta-logo{width:64px;height:64px;font-size:2.35rem}.site-footer-bar{grid-template-columns:1fr!important;gap:14px}.site-footer-meta,.site-footer-socials{border-left:0;padding-left:0}.site-footer-socials{justify-content:flex-start}.site-footer-legal{justify-content:flex-start;gap:7px 14px;line-height:1.4}}
.site-footer-legal{grid-column:1/-1!important;margin:2px 0 0!important;padding:14px 0 0!important;border:0!important;border-top:1px solid rgba(184,205,235,.14)!important;border-radius:0!important;background:none!important;box-shadow:none!important;display:flex!important;justify-content:center!important;white-space:nowrap}.site-footer-legal span+span::before{content:"|";margin:0 18px;color:rgba(150,175,210,.55)}.theme-light .site-footer-legal{border-top-color:rgba(43,75,122,.12)!important}.theme-light .site-footer-legal span+span::before{color:rgba(43,75,122,.38)}
@media(max-width:700px){.site-footer-legal{justify-content:center!important;flex-wrap:wrap;white-space:normal;gap:6px 0}.site-footer-legal span+span::before{margin:0 10px}}
.profile-progress-orbit{background:radial-gradient(circle at center,var(--panel,#10223b) 53%,transparent 55%),conic-gradient(var(--orange) 0 var(--profile-progress,18%),rgba(255,255,255,.1) var(--profile-progress,18%) 100%)}.theme-light .profile-progress-orbit{background:radial-gradient(circle at center,#fff 53%,transparent 55%),conic-gradient(var(--orange) 0 var(--profile-progress,18%),rgba(20,99,216,.1) var(--profile-progress,18%) 100%)}
.profile-story-line{margin:5px 0 0;color:var(--muted);font-size:.78rem;line-height:1.45}.profile-progress-story{display:flex;align-items:center;gap:14px;margin:0 0 14px;padding:12px 14px;border:1px solid rgba(255,143,47,.16);border-radius:16px;background:linear-gradient(135deg,rgba(255,143,47,.08),rgba(91,188,255,.06))}.profile-progress-orbit{display:grid;place-items:center;align-content:center;flex:0 0 68px;height:68px;border-radius:50%;background:radial-gradient(circle at center,var(--panel,#10223b) 53%,transparent 55%),conic-gradient(var(--orange) 0 18%,rgba(255,255,255,.1) 18% 100%);color:var(--text)}.profile-progress-orbit span{font-size:.92rem;font-weight:950}.profile-progress-orbit small{margin-top:1px;color:var(--muted);font-size:.58rem;text-transform:uppercase;letter-spacing:.08em}.profile-progress-copy{display:grid;gap:3px}.profile-progress-copy strong{font-size:.86rem;color:var(--text)}.profile-progress-copy span{color:var(--muted);font-size:.75rem;line-height:1.45}.profile-stat-card,.profile-practice-card,.profile-chart-card{min-height:92px;box-sizing:border-box}.profile-practice-card{min-height:118px;align-content:start}.profile-chart-card{min-height:126px}.profile-list-row{display:grid;gap:4px;padding:10px 11px;border-radius:13px;background:rgba(255,255,255,.035);border:1px solid rgba(150,175,210,.1)}.profile-list-row strong{font-size:.78rem;line-height:1.35}.profile-list-row small{color:var(--muted);font-size:.7rem;line-height:1.35}.profile-empty-action{display:grid;gap:6px;padding:13px;border:1px dashed rgba(150,175,210,.2);border-radius:15px;background:rgba(255,255,255,.025)}.profile-empty-action strong{font-size:.8rem;color:var(--text)}.profile-empty-action span{color:var(--muted);font-size:.72rem;line-height:1.45}.profile-empty-action button{justify-self:start;margin-top:3px;border:0;border-radius:9px;padding:7px 10px;background:rgba(255,143,47,.14);color:var(--orange);font:inherit;font-size:.72rem;font-weight:900;cursor:pointer}.theme-light .profile-progress-story{background:linear-gradient(135deg,#fff7ef,#f2f8ff);border-color:rgba(255,143,47,.2)}.theme-light .profile-progress-orbit{background:radial-gradient(circle at center,#fff 53%,transparent 55%),conic-gradient(var(--orange) 0 18%,rgba(20,99,216,.1) 18% 100%)}.theme-light .profile-list-row,.theme-light .profile-empty-action{background:#fff;border-color:rgba(20,99,216,.1)}
.rapid-keyboard-hint{margin:0;text-align:center;color:var(--muted);font-size:.74rem}.rapid-keyboard-hint kbd{display:inline-flex;min-width:24px;justify-content:center;padding:3px 6px;border:1px solid rgba(150,175,210,.25);border-bottom-width:2px;border-radius:6px;color:var(--text);font:700 .7rem inherit}.rapid-card-stage.rapid-judge-known{animation:rapidJudgeKnown .42s ease}.rapid-card-stage.rapid-judge-learning{animation:rapidJudgeLearning .42s ease}@keyframes rapidJudgeKnown{0%{transform:translateX(0) rotate(0)}45%{transform:translateX(24px) rotate(2deg);opacity:.72}100%{transform:translateX(0) rotate(0);opacity:1}}@keyframes rapidJudgeLearning{0%{transform:translateX(0) rotate(0)}45%{transform:translateX(-24px) rotate(-2deg);opacity:.72}100%{transform:translateX(0) rotate(0);opacity:1}}.rapid-judge{transition:transform .18s ease,box-shadow .18s ease}.rapid-judge:active{transform:scale(.96)}#rapidClearSaved{color:#ff9a8d;border-color:rgba(239,68,68,.25)}
/* BioIQ study-room refresh: calmer spacing, softer education-first surfaces */
:root{--edu-ink:#10233f;--edu-blue:#2867e0;--edu-orange:#f2762e;--edu-paper:#f7fbff}
body{background:linear-gradient(180deg,#f6fbff 0%,#eef4fb 58%,#fffaf4 100%)}
.topbar{top:12px;left:12px;right:12px;border-radius:18px;background:rgba(255,255,255,.94);border-color:rgba(43,75,122,.14);box-shadow:0 10px 24px rgba(18,47,86,.1);backdrop-filter:blur(16px)}
.topbar-shell{padding:12px 18px;gap:14px}.topbar-brand strong{font-size:2.05rem}.topbar-brand small{color:#60748e}.topbar-search{border-radius:12px!important;background:#f4f8fd!important;border-color:rgba(43,75,122,.13)!important}.topbar-login{border-radius:12px;background:#fff;color:#173252;border-color:rgba(242,118,46,.35);box-shadow:none}.topbar-theme,.topbar-guide{border-radius:12px;background:#f5f8fd;color:#173252;border-color:rgba(43,75,122,.12)}
.topbar-search{position:relative}.topbar-search-clear{display:grid;place-items:center;width:22px;height:22px;flex:0 0 22px;margin-left:auto;border:0;border-radius:50%;background:rgba(43,75,122,.1);color:var(--text);font:700 17px/1 Arial,sans-serif;cursor:pointer;padding:0}.topbar-search-clear:hover{background:rgba(255,107,0,.16);color:#e85e08}.topbar-search-clear[hidden]{display:none!important}html:not(.theme-light) .topbar-search-clear{background:rgba(255,255,255,.12);color:#e9f1ff}html:not(.theme-light) .topbar-search-clear:hover{background:rgba(255,143,47,.2);color:#ffb06b}
html{scrollbar-width:thin;scrollbar-color:#ff6b00 #edf4fb}html::-webkit-scrollbar,body::-webkit-scrollbar{width:10px;height:10px}html::-webkit-scrollbar-track,body::-webkit-scrollbar-track{background:#edf4fb}html::-webkit-scrollbar-thumb,body::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#ff983f,#ff6b00);border:2px solid #edf4fb;border-radius:999px}html::-webkit-scrollbar-thumb:hover,body::-webkit-scrollbar-thumb:hover{background:#e85f00}
.theme-light .flashcard-text,.theme-light .flashcard-face .flashcard-text,.theme-light .rapid-face p{color:#10233f!important}.theme-light .flashcard-kicker,.theme-light .flashcard-hint{color:#536b86!important}
.travel-tab{border-radius:9px!important}.travel-tab.active{background:#eaf2ff!important;color:#165ac2!important}
.hero,.panel,.chapter,.home-tile,.hero-widget,.hero-focus-card,.hero-streak-card{border-radius:18px!important;box-shadow:0 10px 28px rgba(18,47,86,.07)!important}.hero{padding:24px!important}.page{max-width:1440px}
.profile-header-card{border-radius:18px;background:linear-gradient(135deg,#f1f7ff,#fffaf5);box-shadow:0 10px 24px rgba(18,47,86,.08)}.profile-stats-grid{gap:10px}.profile-stat-card{border-radius:16px;padding:15px;background:linear-gradient(145deg,#fff,#f3f8ff);box-shadow:0 8px 18px rgba(18,47,86,.06);border-color:rgba(43,75,122,.12)}
.profile-stat-card strong{color:#165ac2}.profile-stat-card span{color:#60748e}.profile-detail-card,.profile-section-card{border-radius:16px}.profile-stats-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:11px}.profile-stat-card{min-height:108px!important;display:flex;flex-direction:column;justify-content:flex-end;gap:7px;padding:16px!important;overflow:hidden;background:linear-gradient(145deg,#fff,#edf5ff)!important;position:relative}.profile-stat-card::before{content:"";position:absolute;right:-18px;top:-22px;width:74px;height:74px;border-radius:50%;background:linear-gradient(135deg,rgba(40,103,224,.16),rgba(242,118,46,.08));border:1px solid rgba(40,103,224,.12)}.profile-stat-card::after{height:3px!important;opacity:.8}.profile-stat-card strong{font-size:1.7rem!important;letter-spacing:-.04em;position:relative;z-index:1}.profile-stat-card span{font-size:.68rem!important;line-height:1.25;max-width:12ch;position:relative;z-index:1}.profile-stat-card:first-child{grid-column:span 2;grid-row:span 2;min-height:228px!important;justify-content:center;background:linear-gradient(145deg,#173c78,#10233f)!important;border-color:rgba(91,188,255,.28)!important}.profile-stat-card:first-child strong{font-size:3rem!important;color:#fff!important}.profile-stat-card:first-child span{color:#c8ddf6!important;font-size:.78rem!important}.profile-stat-card:nth-child(2){grid-column:span 2}.profile-stat-card:nth-child(3){grid-column:span 2}.profile-stat-card:nth-child(4){grid-column:span 2}.profile-stat-card:nth-child(5){grid-column:span 2}.profile-stat-card:nth-child(6){grid-column:span 2}
.mcq-card,.source-question-card,.domination-question-shell,.review-item,.question{position:relative}.question-save-button{display:grid;place-items:center;width:28px;height:28px;margin:0;padding:0;position:absolute;right:14px;top:14px;z-index:2;border:1px solid rgba(43,124,255,.2);border-radius:8px;background:#f0f6ff;color:#155bc2;cursor:pointer;transition:transform .18s ease,background .18s ease}.question-save-button svg,.result-save-question svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}.question-save-button:hover,.question-save-button.is-saved,.result-save-question:hover,.result-save-question.is-saved{background:#e5f8ee;border-color:#a9dfbf;color:#137345;transform:translateY(-1px)}
.leaderboard-card{margin:18px 0;padding:20px;border:1px solid rgba(43,75,122,.12);border-radius:18px;background:linear-gradient(135deg,#fff,#f2f7ff);box-shadow:0 10px 28px rgba(18,47,86,.07)}.leaderboard-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:14px}.leaderboard-eyebrow{color:#f2762e;font-size:.7rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}.leaderboard-head h2{margin:4px 0;font-size:1.35rem;color:#10233f}.leaderboard-head p{margin:0;color:#60748e;font-size:.84rem}.leaderboard-head a{color:#165ac2;font-weight:800;font-size:.8rem;text-decoration:none}.leaderboard-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.leaderboard-row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:12px;border:1px solid rgba(43,75,122,.1);border-radius:13px;background:rgba(255,255,255,.75)}.leaderboard-rank{width:28px;height:28px;display:grid;place-items:center;border-radius:9px;background:#edf4ff;color:#155bc2;font-weight:900}.leaderboard-row:first-child .leaderboard-rank{background:#fff0d5;color:#b56300}.leaderboard-main{min-width:0}.leaderboard-main strong{display:block;color:#173252;font-size:.82rem}.leaderboard-main small{color:#70839a;font-size:.7rem}.leaderboard-xp{color:#0f8f52;font-size:.82rem;font-weight:900;white-space:nowrap}
.notebook-tabs{gap:7px}.notebook-tab{border-radius:10px!important}.saved-question-note{border-left:3px solid #2867e0}
@media(max-width:760px){.topbar-shell{padding:10px 12px}.topbar-search{order:3;grid-column:1/-1}.leaderboard-head{display:block}.leaderboard-head a{display:inline-block;margin-top:10px}.leaderboard-list{grid-template-columns:1fr}.hero{padding:16px!important}}
html:not(.theme-light) body{background:linear-gradient(180deg,#071321 0%,#0b1728 58%,#101a2b 100%);color:#e9f1ff}html:not(.theme-light) .topbar{background:rgba(10,24,42,.94)!important;border-color:rgba(176,206,244,.16)!important;box-shadow:0 14px 34px rgba(0,0,0,.28)!important}html:not(.theme-light) .topbar-brand strong{color:#ff8f2f!important}html:not(.theme-light) .topbar-brand strong span{color:#e9f1ff}.topbar-brand small{color:#91a9c6!important}html:not(.theme-light) .topbar-search{background:rgba(255,255,255,.07)!important;border-color:rgba(176,206,244,.17)!important}.topbar-search-input{color:inherit!important}.topbar-search-input::placeholder{color:#91a9c6!important}html:not(.theme-light) .topbar-login,html:not(.theme-light) .topbar-theme,html:not(.theme-light) .topbar-leaderboard-trigger{background:rgba(255,255,255,.07)!important;border-color:rgba(176,206,244,.18)!important;color:#e9f1ff!important}
.topbar-leaderboard-trigger{display:inline-flex;align-items:center;gap:7px;padding:9px 12px;border:1px solid rgba(43,75,122,.14);border-radius:11px;background:#f4f8fd;color:#173252;font:800 .74rem inherit;cursor:pointer}.topbar-leaderboard-trigger span:first-child{color:#f2762e;font-size:1rem}.topbar-leaderboard-panel{position:fixed!important;top:78px;right:18px;width:min(580px,calc(100vw - 28px));z-index:100;display:none;margin:0!important;padding:18px!important;box-shadow:0 24px 60px rgba(18,47,86,.24)!important}.topbar-leaderboard-panel.is-open{display:block}.topbar-leaderboard-panel .leaderboard-list{grid-template-columns:1fr!important}.topbar-leaderboard-panel .leaderboard-head a{display:none}html:not(.theme-light) .topbar-leaderboard-panel,html:not(.theme-light) .leaderboard-card{background:linear-gradient(145deg,#10233c,#091625)!important;border-color:rgba(176,206,244,.2)!important}html:not(.theme-light) .leaderboard-card h2,html:not(.theme-light) .leaderboard-main strong{color:#f3f7ff}html:not(.theme-light) .leaderboard-card p,html:not(.theme-light) .leaderboard-main small{color:#a9c1dc}html:not(.theme-light) .leaderboard-card .leaderboard-row{background:rgba(255,255,255,.055)!important;border-color:rgba(176,206,244,.14)}
.profile-header-card{position:relative;min-height:96px!important}.profile-inline-editor{position:absolute;z-index:4;inset:10px;background:linear-gradient(145deg,#ffffff,#f0f6ff);border:1px solid rgba(43,75,122,.16);border-radius:16px;padding:14px;box-shadow:0 18px 45px rgba(18,47,86,.18)}.profile-inline-editor-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;color:#10233f}.profile-inline-close{width:28px;height:28px;border:1px solid #cbd9e9;border-radius:8px;background:#fff;color:#60748e;font-size:18px;cursor:pointer}.profile-inline-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.profile-inline-fields label{display:grid;gap:5px;color:#60748e;font-size:.7rem;font-weight:800}.profile-inline-fields input{width:100%;padding:9px 10px;border:1px solid #cbd9e9;border-radius:9px;background:#fff;color:#10233f;font:inherit;font-size:.78rem}.profile-inline-editor .profile-settings-actions{margin-top:10px;display:flex;justify-content:flex-end;gap:8px}.profile-inline-editor .profile-save-button,.profile-inline-editor .profile-logout-button{padding:8px 11px;border-radius:9px;font-size:.72rem}html:not(.theme-light) .profile-header-card{background:linear-gradient(135deg,#10233c,#0b182a)!important;border-color:rgba(176,206,244,.18)!important}html:not(.theme-light) .profile-inline-editor{background:linear-gradient(145deg,#10233c,#0b182a);border-color:rgba(176,206,244,.2)}html:not(.theme-light) .profile-inline-editor-head{color:#f3f7ff}html:not(.theme-light) .profile-inline-fields label{color:#a9c1dc}html:not(.theme-light) .profile-inline-fields input{background:rgba(255,255,255,.08);border-color:rgba(176,206,244,.2);color:#f3f7ff}@media(max-width:720px){.topbar-leaderboard-trigger span:last-child{display:none}.profile-inline-fields{grid-template-columns:1fr 1fr}}@media(max-width:480px){.profile-inline-fields{grid-template-columns:1fr}.topbar-leaderboard-panel{top:70px;right:10px}.topbar-shell{gap:8px}}
.rapid-overlay{background:rgba(16,35,63,.42)!important;backdrop-filter:blur(8px)}.rapid-shell{max-width:1180px!important;border:1px solid rgba(43,75,122,.14)!important;border-radius:22px!important;background:#f6faff!important;box-shadow:0 26px 80px rgba(18,47,86,.24)!important;padding:18px!important}.rapid-top{padding:12px 4px 18px!important}.rapid-top strong{font-size:1.45rem!important;color:#10233f}.rapid-top span{color:#60748e}.rapid-setup-card,.rapid-result-card,.rapid-stat-card{border-radius:16px!important;background:#fff!important;border-color:rgba(43,75,122,.12)!important;box-shadow:0 10px 24px rgba(18,47,86,.07)!important}.rapid-chip{border-radius:10px!important}.rapid-stage{max-width:920px!important;margin:auto}.rapid-session-bar{border-radius:12px!important;background:#edf4ff!important;border:1px solid #d8e6f7!important;padding:10px 12px!important}.rapid-session-meta span{background:transparent!important;border:0!important;color:#315578!important}.rapid-card-stage{min-height:390px!important}.rapid-card{max-width:760px!important;min-height:360px!important}.rapid-face{border-radius:20px!important;padding:32px!important;background:linear-gradient(145deg,#ffffff,#eef6ff)!important;border:1px solid #d7e5f3!important;box-shadow:0 22px 45px rgba(18,47,86,.13)!important}.rapid-face.back{background:linear-gradient(145deg,#ffffff,#effbf4)!important}.rapid-face-label{border-radius:8px!important;background:#eaf2ff!important;color:#2867e0!important}.rapid-face.back .rapid-face-label{background:#e4f7ec!important;color:#0f8f52!important}.rapid-face p{font-size:clamp(1.25rem,2vw,2rem)!important;line-height:1.45!important;color:#10233f!important}.rapid-card-action-row{gap:10px!important}.rapid-judge{border-radius:11px!important}.rapid-primary,.rapid-secondary{border-radius:11px!important}
.profile-settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.profile-settings-card{padding:14px;border:1px solid rgba(124,58,237,.14);border-radius:16px;background:rgba(255,255,255,.78);box-shadow:0 8px 20px rgba(76,29,149,.06)}.profile-settings-card-title{display:flex;align-items:center;gap:8px;margin-bottom:11px}.profile-settings-card-title>span{width:30px;height:30px;display:grid;place-items:center;border-radius:10px;background:#f0e9ff;font-size:15px}.profile-settings-card-title h3{margin:0;color:#3d246c;font-size:.82rem}.profile-settings-card-title small{margin-left:auto;color:#7d6d9b;font-size:.6rem;font-weight:700}.profile-settings-card .profile-inline-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.profile-settings-card .profile-inline-fields input,.profile-settings-card .profile-inline-fields select,.profile-select-wide select{box-sizing:border-box;width:100%;min-height:34px;padding:7px 9px;border:1px solid #dfd5f3;border-radius:9px;background:#fff;color:#3a2b58;font:inherit;font-size:.7rem}.profile-settings-card .profile-inline-fields label,.profile-select-wide{color:#756a91;font-size:.62rem}.profile-toggle-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.profile-toggle-grid label,.profile-reset-options label{display:flex;align-items:center;gap:7px;min-height:32px;padding:7px 8px;border:1px solid rgba(124,58,237,.13);border-radius:9px;background:#faf8ff;color:#51406d;font-size:.64rem;font-weight:800;line-height:1.2}.profile-toggle-grid input,.profile-reset-options input{accent-color:#7c3aed}.profile-theme-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.profile-settings-note{display:block;margin-top:8px;color:#756a91}.profile-settings-inline-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:11px}.settings-link-button,.settings-danger-button,.settings-reset-button{border:0;border-radius:8px;padding:7px 9px;font:inherit;font-size:.65rem;font-weight:900;cursor:pointer}.settings-link-button{background:#eee8ff;color:#6338ae}.settings-danger-button{background:#fff0f0;color:#be3f3f}.settings-action-list{display:grid;gap:6px}.settings-action-list button{display:flex;align-items:center;justify-content:space-between;width:100%;padding:8px 9px;border:1px solid rgba(124,58,237,.12);border-radius:9px;background:#faf8ff;color:#51406d;font:inherit;font-size:.66rem;font-weight:800;text-align:left;cursor:pointer}.settings-action-list button span{font-size:1rem;color:#8b6bd1}.profile-select-wide{display:grid;gap:5px;margin-top:9px;font-weight:800}.profile-settings-card p{margin:0 0 10px;color:#756a91;font-size:.68rem;line-height:1.4}.profile-reset-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.settings-reset-button{margin-top:10px;background:#fff0e5;color:#c85e18}.profile-settings-editor .profile-settings-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.profile-settings-editor .profile-save-button,.profile-settings-editor .profile-logout-button{min-height:36px;padding:8px 14px;font-size:.7rem}.profile-settings-editor .profile-inline-close{font-size:0}.profile-settings-editor .profile-inline-close::before{content:'×';font-size:20px}
#profilePanel .profile-settings-editor:not([hidden]){position:fixed!important;inset:50% auto auto 50%!important;z-index:80!important;width:min(920px,calc(100vw - 40px))!important;max-height:min(88dvh,820px)!important;overflow-y:auto!important;transform:translate(-50%,-50%)!important;margin:0!important;padding:22px!important;border:1px solid rgba(124,58,237,.22)!important;border-radius:24px!important;background:linear-gradient(145deg,#fff,#f7f3ff)!important;box-shadow:0 30px 100px rgba(35,18,75,.28),0 0 0 100vmax rgba(15,23,42,.42)!important;color:#2f2451!important}#profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head{position:sticky;top:-22px;z-index:2;margin:-22px -22px 16px;padding:18px 22px 14px;background:linear-gradient(180deg,#fff,#faf8ff);border-bottom:1px solid rgba(124,58,237,.12)}.profile-inline-editor-head>div{display:grid;gap:3px}.profile-inline-editor-head small{color:#756a91;font-size:.7rem;font-weight:600}@media(max-width:620px){#profilePanel .profile-settings-editor:not([hidden]){width:calc(100vw - 18px)!important;max-height:92dvh!important;padding:12px!important;border-radius:18px!important}#profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head{top:-12px;margin:-12px -12px 12px;padding:13px 12px 11px}.profile-settings-grid{grid-template-columns:1fr;gap:9px}.profile-settings-card{padding:11px;border-radius:13px}.profile-settings-card-title>span{width:26px;height:26px;font-size:13px}.profile-settings-card-title h3{font-size:.75rem}.profile-settings-card .profile-inline-fields{gap:6px}.profile-settings-card .profile-inline-fields input,.profile-settings-card .profile-inline-fields select,.profile-select-wide select{min-height:30px;padding:6px 7px;font-size:.64rem}.profile-settings-card .profile-inline-fields label,.profile-select-wide{font-size:.57rem}.profile-toggle-grid label,.profile-reset-options label{min-height:29px;padding:6px;font-size:.58rem}.profile-settings-actions{margin-top:11px}.profile-settings-editor .profile-save-button,.profile-settings-editor .profile-logout-button{flex:1;min-height:34px}}
.bioiq-settings-toast{position:fixed;left:50%;bottom:24px;z-index:200;transform:translate(-50%,14px);padding:10px 14px;border-radius:11px;background:#241343;color:#fff;font:800 .72rem/1.3 inherit;box-shadow:0 14px 30px rgba(36,19,67,.25);opacity:0;pointer-events:none;transition:.2s ease}.bioiq-settings-toast.is-visible{opacity:1;transform:translate(-50%,0)}
html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]){background:linear-gradient(145deg,#20153b,#120d25)!important;color:#f7efff!important}html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head{background:linear-gradient(180deg,#20153b,#1c1334);color:#f7efff}html:not(.theme-light) .profile-settings-card{background:rgba(255,255,255,.06);border-color:rgba(196,181,253,.2)}html:not(.theme-light) .profile-settings-card-title h3,html:not(.theme-light) .profile-settings-card-title small,html:not(.theme-light) .profile-settings-card .profile-inline-fields label,html:not(.theme-light) .profile-select-wide,html:not(.theme-light) .profile-settings-card p,html:not(.theme-light) .profile-settings-note{color:#d8c7f4}html:not(.theme-light) .profile-settings-card .profile-inline-fields input,html:not(.theme-light) .profile-settings-card .profile-inline-fields select,html:not(.theme-light) .profile-select-wide select{background:rgba(255,255,255,.08);border-color:rgba(196,181,253,.22);color:#fff}html:not(.theme-light) .profile-toggle-grid label,html:not(.theme-light) .profile-reset-options label,html:not(.theme-light) .settings-action-list button{background:rgba(255,255,255,.07);border-color:rgba(196,181,253,.18);color:#eadcff}
#profilePanel .profile-settings-editor:not([hidden]){font-size:clamp(.72rem,1vw,.9rem)}#profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card,#profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card *{color:#3d2b5d}#profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head strong{color:#302047}#profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head small,#profilePanel .profile-settings-editor:not([hidden]) .profile-settings-note,#profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card p{color:#756a91}#profilePanel .profile-settings-editor:not([hidden]) input::placeholder{color:#9588aa;opacity:1}@media(max-width:620px){#profilePanel .profile-settings-editor:not([hidden]){font-size:clamp(.62rem,2.7vw,.78rem)}#profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card *{font-size:clamp(.57rem,2.5vw,.7rem)}#profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card-title h3{font-size:clamp(.7rem,3vw,.82rem)}#profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head strong{font-size:clamp(.9rem,4vw,1.1rem)}}
html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card,html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card *{color:#eadcff}html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head strong{color:#fff}html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-inline-editor-head small,html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-settings-note,html:not(.theme-light) #profilePanel .profile-settings-editor:not([hidden]) .profile-settings-card p{color:#cdbde8}
.articles-heading-line{display:flex;align-items:center;gap:10px}.articles-heading-line .panel-badge{margin:0}.hero-side-live{position:relative}
.hero-botanical-art{display:none!important}
.hero-dna-art{display:none!important}
.dashboard-leaderboard-stat{display:none!important;text-decoration:none}.hero-streak-card[data-dashboard-detail]{cursor:pointer}
.dashboard-stat-action{width:100%;border:0;color:inherit;font:inherit;text-align:left;cursor:pointer}.dashboard-stat-action:focus-visible{outline:3px solid rgba(20,99,216,.35);outline-offset:2px}.dashboard-detail-panel{display:grid;gap:14px;margin-top:4px;padding:16px;border:1px solid rgba(20,99,216,.14);border-left:4px solid var(--orange);border-radius:18px;background:linear-gradient(145deg,#fff7ef,#eef6ff);color:#173252;box-shadow:0 12px 28px rgba(18,47,86,.1)}.dashboard-detail-panel[hidden]{display:none}.dashboard-detail-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.dashboard-detail-head h3{margin:3px 0 4px;color:#10233f;font-size:1.05rem}.dashboard-detail-head p{margin:0;color:#60748e;font-size:.72rem;line-height:1.45}.dashboard-detail-kicker{color:#e96b0e;font-size:.58rem;font-weight:950;letter-spacing:.13em}.dashboard-detail-close{width:28px;height:28px;border:1px solid rgba(43,75,122,.15);border-radius:9px;background:#fff;color:#526985;font-size:1.1rem;line-height:1;cursor:pointer}.dashboard-detail-list{display:grid;gap:7px;max-height:230px;overflow:auto}.dashboard-detail-row{display:grid;grid-template-columns:28px minmax(0,1fr) auto;align-items:center;gap:8px;padding:8px 9px;border:1px solid rgba(43,75,122,.1);border-radius:11px;background:rgba(255,255,255,.7)}.dashboard-detail-icon{display:grid;place-items:center;width:27px;height:27px;border-radius:8px;background:#fff0df;font-size:.8rem}.dashboard-detail-row strong{font-size:.72rem}.dashboard-detail-row small{color:#6b819a;font-size:.62rem}.dashboard-detail-empty{margin:0;color:#71859b;font-size:.7rem}.dashboard-detail-columns{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dashboard-detail-columns h4{margin:0 0 7px;color:#10233f;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em}.dashboard-detail-chapter{display:grid;grid-template-columns:18px minmax(0,1fr);gap:5px;align-items:start;padding:6px 0;border-bottom:1px solid rgba(43,75,122,.08)}.dashboard-detail-chapter span{color:#8aa0b8}.dashboard-detail-chapter.is-done span{color:#0f9b5d}.dashboard-detail-chapter strong{font-size:.66rem;line-height:1.25}.dashboard-detail-chapter small{grid-column:2;color:#71859b;font-size:.58rem}.dashboard-detail-chapter:last-child{border-bottom:0}html:not(.theme-light) .dashboard-detail-panel{background:linear-gradient(145deg,#182d49,#10233c);border-color:rgba(176,206,244,.18);color:#e9f1ff}html:not(.theme-light) .dashboard-detail-head h3,html:not(.theme-light) .dashboard-detail-columns h4{color:#fff}html:not(.theme-light) .dashboard-detail-head p,html:not(.theme-light) .dashboard-detail-row small,html:not(.theme-light) .dashboard-detail-empty,html:not(.theme-light) .dashboard-detail-chapter small{color:#a9c1dc}html:not(.theme-light) .dashboard-detail-row{background:rgba(255,255,255,.06);border-color:rgba(176,206,244,.14)}html:not(.theme-light) .dashboard-detail-close{background:rgba(255,255,255,.08);color:#dce8f8;border-color:rgba(176,206,244,.2)}
.profile-header-icon{display:none!important}.profile-header-card:not(:has(.profile-settings-editor:not([hidden]))) .profile-avatar-large{margin-left:0!important}.profile-bioiq-label{display:flex;align-items:center;gap:5px;margin-top:3px;color:#d9c8f4;font-size:.58rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.profile-bioiq-label strong{color:#fff;font-size:.62rem;letter-spacing:.08em}.article-timetable-cta{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:14px 0 18px;padding:14px 16px;border:1px solid rgba(124,58,237,.25);border-radius:16px;background:linear-gradient(135deg,#f5efff,#eef6ff);color:#4c267f;text-decoration:none;font-size:.78rem;font-weight:900;line-height:1.35;box-shadow:0 10px 24px rgba(76,29,149,.1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.article-timetable-cta::after{content:'→';flex:0 0 auto;font-size:1.15rem;color:#7c3aed}.article-timetable-cta:hover{transform:translateY(-2px);border-color:#7c3aed;box-shadow:0 14px 30px rgba(76,29,149,.16)}.articles-intro-note .article-timetable-cta{margin:2px 0 0;padding:10px 12px;font-size:.68rem;border-radius:12px}.articles-intro-note .article-timetable-cta::after{font-size:1rem}html:not(.theme-light) .article-timetable-cta{background:linear-gradient(135deg,#241343,#152f55);border-color:rgba(196,181,253,.3);color:#f2eaff}html:not(.theme-light) .article-timetable-cta::after{color:#c4b5fd}@media(max-width:620px){#profilePanel .performance-header-profile{gap:10px!important;padding:12px!important;border-radius:18px!important;min-height:0!important;margin-bottom:10px!important}#profilePanel .profile-avatar-large{width:64px!important;height:64px!important;flex:0 0 64px!important}#profilePanel .profile-meta{gap:2px!important}.profile-bioiq-label{font-size:.5rem}.profile-bioiq-label strong{font-size:.54rem}.profile-edit-button{padding:8px 9px!important;border-radius:10px!important}.profile-edit-button span{font-size:.64rem}.article-timetable-cta{margin:10px 0 14px;padding:12px 13px;font-size:.7rem;border-radius:14px}.articles-intro-note .article-timetable-cta{margin-top:3px}}
/* Site-wide owner broadcast notifications. */
.bioiq-site-notifications{display:grid;gap:8px;margin:10px 0}.bioiq-site-notice{display:flex;align-items:center;gap:10px;padding:10px 13px;border:1px solid rgba(124,58,237,.2);border-radius:13px;background:linear-gradient(135deg,#f7f1ff,#eef7ff);box-shadow:0 8px 22px rgba(76,29,149,.08)}.bioiq-site-notice-icon{display:grid;place-items:center;width:27px;height:27px;border-radius:9px;background:#7c3aed;color:#fff;font-weight:900}.bioiq-site-notice div{min-width:0;flex:1}.bioiq-site-notice strong{display:block;color:#32205d;font-size:.76rem}.bioiq-site-notice p{margin:2px 0 0;color:#6d6290;font-size:.68rem;line-height:1.4}.bioiq-site-notice button{border:0;background:transparent;color:#7d6d9b;font-size:1.1rem;cursor:pointer}html:not(.theme-light) .bioiq-site-notice{background:linear-gradient(135deg,#241343,#152f55);border-color:rgba(196,181,253,.25)}html:not(.theme-light) .bioiq-site-notice strong{color:#fff}html:not(.theme-light) .bioiq-site-notice p{color:#d8c7f4}
.profile-edit-button img{width:15px;height:15px;object-fit:contain;filter:brightness(0) invert(1)}
.hero-notification-card{display:grid;gap:10px;align-content:start;min-height:100%;padding:20px 22px;border-radius:24px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));box-shadow:0 16px 32px rgba(2,12,28,.1);position:relative;overflow:hidden;cursor:pointer}.hero-notification-card::after{content:"";position:absolute;right:-34px;bottom:-48px;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle,rgba(124,58,237,.2),transparent 68%);pointer-events:none}.hero-notification-card:focus-visible{outline:3px solid rgba(124,58,237,.35);outline-offset:3px}.hero-notification-top{display:flex;align-items:center;gap:11px;position:relative;z-index:1}.hero-notification-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:rgba(124,58,237,.16);font-size:1.2rem}.hero-notification-copy{display:grid;gap:3px;min-width:0;flex:1}.hero-notification-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:1rem;color:var(--text)}.hero-notification-copy span{color:var(--muted);font-size:.72rem}.hero-notification-count{display:grid;place-items:center;min-width:25px;height:25px;padding:0 7px;border-radius:999px;background:#7c3aed;color:#fff;font-size:.7rem;font-weight:900}.hero-notification-card p{position:relative;z-index:1;margin:0;color:var(--muted);font-size:.82rem;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.hero-notification-card.has-unread{border-color:rgba(124,58,237,.35);box-shadow:0 18px 38px rgba(76,29,149,.16)}.theme-light .hero-notification-card{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(245,241,255,.96));border-color:rgba(124,58,237,.14);box-shadow:0 16px 30px rgba(76,29,149,.08)}.theme-light .hero-notification-copy strong{color:#302047}.theme-light .hero-notification-copy span,.theme-light .hero-notification-card p{color:#6e6290}@media(max-width:620px){.hero-side-live .hero-notification-card{min-width:0;padding:10px;border-radius:12px;min-height:0;gap:6px}.hero-side-live .hero-notification-icon{width:28px;height:28px;border-radius:9px;font-size:.8rem}.hero-side-live .hero-notification-copy strong{font-size:.7rem}.hero-side-live .hero-notification-copy span,.hero-side-live .hero-notification-card p{font-size:.56rem;line-height:1.25}.hero-side-live .hero-notification-card p{grid-column:1/-1}.hero-side-live .hero-notification-count{min-width:19px;height:19px;font-size:.55rem}}
.bioiq-notification-history-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;padding:2px 2px 8px;border-bottom:1px solid rgba(124,58,237,.14)}.bioiq-notification-history-head div{display:grid;gap:2px}.bioiq-notification-history-head strong{color:#302047;font-size:.86rem}.bioiq-notification-history-head small{color:#756a91;font-size:.65rem}.bioiq-notification-history-head button{width:27px;height:27px;border:1px solid rgba(124,58,237,.16);border-radius:8px;background:#fff;color:#756a91;font-size:1rem;cursor:pointer}.bioiq-site-notice>div small{display:block;margin-top:4px;color:#8b7fa3;font-size:.6rem}.bioiq-site-notice.is-read{opacity:.72}.bioiq-notice-read{color:#0f9b5d;font-size:.62rem;font-weight:900}.bioiq-notification-empty{margin:0;padding:12px;color:#756a91;font-size:.72rem}.theme-light .bioiq-notification-history-head strong{color:#302047}html:not(.theme-light) .bioiq-notification-history-head{border-color:rgba(196,181,253,.18)}html:not(.theme-light) .bioiq-notification-history-head strong,html:not(.theme-light) .bioiq-notification-history-head small,html:not(.theme-light) .bioiq-notification-empty{color:#eadcff}html:not(.theme-light) .bioiq-notification-history-head button{background:rgba(255,255,255,.08);color:#eadcff;border-color:rgba(196,181,253,.2)}html:not(.theme-light) .bioiq-site-notice>div small{color:#bcaed7}
@media (min-width:761px) and (max-width:1150px){html,body{overflow-x:hidden}.page{grid-template-columns:clamp(196px,22vw,230px) minmax(0,1fr)!important;gap:14px!important;width:100%;max-width:1180px!important;margin:0 auto!important;padding:0 14px!important}.page>aside{display:block!important;position:sticky!important;top:84px!important;align-self:start!important;max-height:calc(100vh - 100px)!important;overflow:auto!important;padding:10px!important;border-radius:18px!important}.page>aside nav .nav-main{padding:9px!important;font-size:.72rem!important}.page>aside nav .nav-submenu a,.page>aside nav .nav-submenu button{min-height:30px!important;padding:7px!important;font-size:.61rem!important}.topbar{left:14px!important;right:14px!important}.topbar-shell{padding:10px 14px!important}.hero{padding:20px!important}.hero-layout{grid-template-columns:minmax(0,1.3fr) minmax(245px,.8fr)!important;gap:14px!important}.hero-side-live{height:auto!important;grid-template-rows:auto auto auto auto!important;gap:10px!important}.hero-streak-card,.hero-focus-card,.hero-notification-card{min-height:0!important;padding:15px!important;border-radius:19px!important}.hero-streak-copy strong{font-size:1.7rem!important}.hero-streak-icon,.hero-notification-icon{width:44px!important;height:44px!important}.hero-focus-card p,.hero-notification-card p{font-size:.75rem!important}.dashboard-summary-grid{grid-template-columns:repeat(4,minmax(0,1fr))!important;gap:8px!important}.dashboard-stat.dashboard-stat-hero{min-height:105px!important;padding:12px!important}.dashboard-stat.dashboard-stat-hero strong{font-size:1.45rem!important}.home-tile-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important}.dashboard-motivation-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important}.site-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}.site-footer-bar{grid-template-columns:1fr 1fr!important}.bioiq-site-notifications{max-width:100%}}
@media (min-width:761px) and (max-width:900px){.hero-layout{grid-template-columns:1fr!important}.hero-side-live{grid-template-columns:repeat(3,minmax(0,1fr));grid-template-rows:auto!important}.hero-side-live .chapter-resource-card{grid-column:1/-1}.hero-side-live .hero-streak-card,.hero-side-live .hero-notification-card,.hero-side-live .hero-focus-card{min-width:0}.hero-side-live .hero-focus-card{grid-column:span 1}.dashboard-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}.home-tile-grid,.dashboard-motivation-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}}
@media (max-width:620px){.hero-side-live{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;grid-template-rows:repeat(2,minmax(0,1fr))!important;gap:7px!important;align-items:stretch!important}.hero-side-live .chapter-resource-card{display:none!important}.hero-side-live .hero-streak-card{grid-column:1!important;grid-row:1 / 3!important;min-height:100%!important;height:100%!important;box-sizing:border-box!important}.hero-side-live .hero-notification-card{grid-column:2!important;grid-row:1!important;min-height:0!important;height:100%!important;box-sizing:border-box!important}.hero-side-live .hero-focus-card{grid-column:2!important;grid-row:2!important;min-height:0!important;height:100%!important;box-sizing:border-box!important}.hero-side-live .hero-notification-card p,.hero-side-live .hero-focus-card p{display:-webkit-box!important;-webkit-line-clamp:3!important;-webkit-box-orient:vertical!important;overflow:hidden!important}}

/* Desktop topbar: compact, quiet and responsive to scroll. Mobile/tablet keep their existing layout. */
@media (min-width:1151px){
  body{padding-top:30px!important}
  .topbar{top:0!important;left:0!important;right:0!important;width:100%!important;transform:translateZ(0);border-radius:0!important;background:#07111f;border:0;border-bottom:1px solid rgba(255,255,255,.06);box-shadow:none!important;backdrop-filter:none;transition:top .22s ease,left .22s ease,width .22s ease,border-radius .22s ease,background .22s ease,border-color .22s ease}
  .topbar::before,.topbar::after{display:none}
  .topbar-shell{grid-template-columns:auto minmax(260px,420px) auto;gap:24px;padding:7px max(24px,calc((100vw - 1540px)/2 + 18px))!important;min-height:48px}
  .topbar-brand{gap:9px;padding:0 8px}
  .topbar-brand-copy{display:block}
  .topbar-brand strong{font-size:1.32rem;letter-spacing:-.075em;line-height:1}
  .topbar-brand small{display:none}
  .topbar-actions{gap:3px}
  .topbar-search{max-width:420px;min-height:34px;padding:0 11px;gap:8px;background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.1);border-radius:999px!important;box-shadow:none!important}
  .topbar-search-input{padding:7px 0;font-size:.78rem}
  .topbar-search-icon,.topbar-search-icon img{width:15px;height:15px;flex-basis:15px}
  .topbar-login,.topbar-theme,.topbar-logout,.topbar-leaderboard-trigger,.topbar-guide,.topbar-utility{box-shadow:none!important}
  .topbar button,.topbar a{box-shadow:none!important}
  .topbar-login{gap:7px;padding:6px 11px;border-radius:999px;border-color:rgba(255,255,255,.1);background:transparent;font-size:.72rem}
  .topbar-login-badge{width:25px;height:25px;font-size:.68rem}
  .topbar-theme,.topbar-logout,.topbar-leaderboard-trigger{width:34px;height:34px;padding:0;border:0;border-radius:50%;background:transparent!important}
  .topbar-theme:hover,.topbar-logout:hover,.topbar-leaderboard-trigger:hover{background:rgba(255,255,255,.08)!important}
  .topbar-theme::before{width:16px;height:16px}
  .topbar-icon{width:17px;height:17px}
  .topbar-leaderboard-trigger svg{width:17px;height:17px}
  .topbar-leaderboard-trigger span:last-child{display:none}
  .topbar.is-scrolled{top:6px!important;left:50%!important;right:auto!important;width:min(940px,calc(100vw - 64px))!important;transform:translateX(-50%) translateZ(0);border-radius:999px!important;background:rgba(15,18,23,.96);border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(18px) saturate(125%)}
  .topbar.is-scrolled .topbar-shell{min-height:40px;padding-top:4px!important;padding-bottom:4px!important;transition:min-height .38s cubic-bezier(.22,1,.36,1),padding .38s cubic-bezier(.22,1,.36,1)}
  .topbar.is-scrolled .topbar-brand strong{font-size:1.18rem}
  .topbar.is-scrolled .topbar-search{min-height:30px}
  .topbar.is-scrolled .topbar-login,.topbar.is-scrolled .topbar-theme,.topbar.is-scrolled .topbar-logout,.topbar.is-scrolled .topbar-leaderboard-trigger{transform:scale(.9)}
  .theme-light .topbar{background:#f6fbff;border-color:rgba(43,75,122,.12);box-shadow:none!important}
  .theme-light .topbar-search{background:rgba(20,99,216,.045);border-color:rgba(43,75,122,.14)}
  .theme-light .topbar-login{background:transparent;border-color:rgba(43,75,122,.12);color:#10233f}
  .theme-light .topbar-theme:hover,.theme-light .topbar-logout:hover,.theme-light .topbar-leaderboard-trigger:hover{background:rgba(20,99,216,.08)!important}
  .theme-light .topbar.is-scrolled{background:rgba(255,255,255,.96);border-color:rgba(43,75,122,.14)}
  html:not(.theme-light) .topbar-login,html:not(.theme-light) .topbar-theme,html:not(.theme-light) .topbar-leaderboard-trigger{border-color:transparent;background:transparent!important}
}

/* Notification access and reveal treatment. */
.topbar-notifications-trigger{position:relative;display:grid;place-items:center;width:34px;height:34px;padding:0;border:0;border-radius:50%;background:transparent;color:inherit;cursor:pointer;transition:transform .38s cubic-bezier(.22,1,.36,1),background .2s ease}
.topbar-notifications-trigger:hover{background:rgba(255,255,255,.08);transform:translateY(-1px)}
.topbar-notifications-trigger svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.topbar-notification-count{position:absolute;top:1px;right:0;display:grid;place-items:center;min-width:15px;height:15px;padding:0 4px;border-radius:999px;background:#7c3aed;color:#fff;font-size:.5rem;font-weight:900;line-height:1}
.topbar-notification-count[hidden]{display:none}
.bioiq-site-notifications{animation:notificationPanelReveal .34s cubic-bezier(.22,1,.36,1);transform-origin:top center}
.bioiq-notification-history-head{align-items:center;padding:11px 12px;margin-bottom:9px;border-radius:14px;background:linear-gradient(135deg,rgba(124,58,237,.11),rgba(91,188,255,.08));border:1px solid rgba(124,58,237,.16)}
.bioiq-notification-history-head button{transition:background .18s ease,transform .18s ease}.bioiq-notification-history-head button:hover{transform:rotate(90deg);background:rgba(124,58,237,.1)}
@keyframes notificationPanelReveal{from{opacity:0;transform:translateY(-8px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
@media (min-width:1151px){
  .topbar-notifications-trigger{width:36px;height:36px}
  .topbar.is-scrolled .topbar-notifications-trigger{transform:scale(.9)}
  .topbar-notifications-trigger:hover,.topbar-leaderboard-trigger:hover,.topbar-theme:hover,.topbar-logout:hover{background:rgba(255,255,255,.08)!important}
  .theme-light .topbar-notifications-trigger:hover,.theme-light .topbar-leaderboard-trigger:hover,.theme-light .topbar-theme:hover,.theme-light .topbar-logout:hover{background:rgba(20,99,216,.08)!important}
  #bioiqSiteNotifications:not([data-open="1"]){display:none!important}
  #bioiqSiteNotifications[data-open="1"]{position:fixed;top:64px;right:max(24px,calc((100vw - 1540px)/2 + 18px));z-index:90;width:min(430px,calc(100vw - 48px));max-height:70vh;overflow:auto;margin:0;padding:10px;border:1px solid rgba(124,58,237,.17);border-radius:20px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);box-shadow:0 18px 48px rgba(31,23,70,.16)}
  .topbar.is-scrolled ~ #bioiqSiteNotifications[data-open="1"]{top:54px}
  html:not(.theme-light) #bioiqSiteNotifications[data-open="1"]{background:rgba(12,25,43,.88);border-color:rgba(196,181,253,.2);box-shadow:0 18px 48px rgba(0,0,0,.28)}
  .hero-notification-card{display:none!important}
}
@media(max-width:620px){.topbar-notifications-trigger{display:none}.bioiq-site-notifications{animation-duration:.26s}}

/* Desktop sidebar: integrated navigation rail instead of a floating card. */
@media (min-width:1151px){
  .page>aside{position:sticky!important;top:68px!important;height:calc(100vh - 68px)!important;max-height:calc(100vh - 68px)!important;align-self:start;margin:-18px 0 -18px -18px;padding:76px 12px 24px 18px!important;border:0;border-right:1px solid rgba(255,255,255,.08);border-radius:0!important;background:transparent;box-shadow:none!important;overflow-y:auto;scrollbar-width:thin;transition:background .38s cubic-bezier(.22,1,.36,1),backdrop-filter .38s cubic-bezier(.22,1,.36,1),top .38s cubic-bezier(.22,1,.36,1)}
  .page>aside::-webkit-scrollbar{width:5px}
  .page>aside::-webkit-scrollbar-track{background:transparent}
  .page>aside::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border:0;border-radius:999px}
  .theme-light .page>aside{background:transparent;border-color:rgba(43,75,122,.13);box-shadow:none!important}
  .page>aside.is-scrolled{background:rgba(7,17,31,.58);backdrop-filter:blur(14px) saturate(120%)}
  .theme-light .page>aside.is-scrolled{background:rgba(246,251,255,.64)}
  .theme-light .page>aside::-webkit-scrollbar-thumb{background:rgba(43,75,122,.18)}
  .page>aside nav .nav-group{background:transparent;border-color:transparent;box-shadow:none}
  .page>aside nav .nav-main,.page>aside nav .nav-submenu a,.page>aside nav .nav-submenu button{box-shadow:none}
  .topbar-brand strong{font-size:1.62rem!important}
  .topbar.is-scrolled .topbar-brand strong{font-size:1.4rem!important}
  .topbar-brand strong,.topbar-search,.topbar-actions>*{transition:font-size .38s cubic-bezier(.22,1,.36,1),min-height .38s cubic-bezier(.22,1,.36,1),padding .38s cubic-bezier(.22,1,.36,1),transform .38s cubic-bezier(.22,1,.36,1),opacity .38s ease}
  .app-primary-nav{gap:14px}
  .app-primary-nav details{padding:7px;border-radius:20px;background:linear-gradient(145deg,rgba(91,188,255,.09),rgba(255,143,47,.045));border-color:rgba(176,206,244,.16);box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
  .app-primary-nav summary{padding:15px 14px;border-radius:15px;background:rgba(255,255,255,.045);letter-spacing:-.01em;transition:background .2s ease,transform .2s ease}
  .app-primary-nav summary:hover{transform:translateX(2px);background:rgba(255,255,255,.09)}
  .app-primary-nav summary b{display:grid;place-items:center;width:24px;height:24px;border:1px solid rgba(176,206,244,.2);border-radius:50%;font-size:0;color:#9eb5d2!important}
  .app-primary-nav summary b::after{content:"+";font-size:1rem;line-height:1}
  .app-primary-nav details[open] summary b::after{content:"−"}
  .app-primary-nav button,.app-primary-nav .app-external-link{margin-top:7px;padding:11px 13px;border-radius:12px;background:rgba(255,255,255,.035);border:1px solid rgba(176,206,244,.1);color:#c5d5e9;box-shadow:none;transition:background .2s ease,border-color .2s ease,transform .2s ease}
  .app-primary-nav button:hover,.app-primary-nav button.active,.app-primary-nav .app-external-link:hover{transform:translateX(2px);background:linear-gradient(90deg,rgba(255,143,47,.16),rgba(91,188,255,.1));border-color:rgba(255,143,47,.32)}
  .theme-light .app-primary-nav details{background:linear-gradient(145deg,rgba(218,229,244,.72),rgba(255,143,47,.055));border-color:rgba(43,75,122,.12);box-shadow:inset 0 1px 0 rgba(255,255,255,.8)}
  .theme-light .app-primary-nav summary{background:rgba(255,255,255,.7);color:#16243a}
  .theme-light .app-primary-nav summary:hover{background:#fff}
  .theme-light .app-primary-nav summary b{border-color:rgba(43,75,122,.16);color:#607692!important}
  .theme-light .app-primary-nav button,.theme-light .app-primary-nav .app-external-link{background:rgba(255,255,255,.65);border-color:rgba(43,75,122,.1);color:#334762}
  .theme-light .app-primary-nav button:hover,.theme-light .app-primary-nav button.active,.theme-light .app-primary-nav .app-external-link:hover{background:linear-gradient(135deg,#fff7f0,#edf6ff);border-color:rgba(255,143,47,.34)}
}

/* Notification cards: clearer hierarchy on laptop and compact phones. */
.hero-notification-card{border-radius:26px;border-color:rgba(124,58,237,.2);background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(124,58,237,.08) 58%,rgba(91,188,255,.07));box-shadow:none;transition:transform .2s ease,border-color .2s ease,background .2s ease}
.hero-notification-card:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.42)}
.hero-notification-card.has-unread{border-color:rgba(124,58,237,.48);box-shadow:inset 3px 0 0 #7c3aed}
.hero-notification-icon{width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,rgba(124,58,237,.22),rgba(91,188,255,.16));border:1px solid rgba(124,58,237,.16)}
.hero-notification-copy strong{font-size:1.05rem;letter-spacing:-.02em}
.hero-notification-count{min-width:29px;height:29px;background:linear-gradient(135deg,#7c3aed,#9b5cff);box-shadow:none}
.bioiq-site-notifications{padding:2px}
.bioiq-avatar-icon{display:grid;place-items:center;width:100%;height:100%;color:currentColor}
.bioiq-avatar-icon svg{width:72%;height:72%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.prt-promo-card p{max-width:60ch}
.bioiq-site-notice{border-radius:16px;box-shadow:none;transition:background .2s ease,border-color .2s ease}
@media(max-width:620px){
  .hero-notification-card{padding:11px!important;border-radius:15px!important;gap:7px!important;box-shadow:none!important}
  .hero-notification-card.has-unread{box-shadow:inset 2px 0 0 #7c3aed!important}
  .hero-notification-icon{width:32px!important;height:32px!important;border-radius:10px!important;font-size:.9rem!important}
  .hero-notification-copy strong{font-size:.72rem!important}
  .hero-notification-copy span,.hero-notification-card p{font-size:.58rem!important;line-height:1.3!important}
  .hero-notification-count{min-width:21px!important;height:21px!important;font-size:.56rem!important}
  .bioiq-site-notifications{gap:6px;margin:7px 0;padding:0}
  .bioiq-site-notice{align-items:flex-start;padding:9px 10px;border-radius:12px;gap:7px}
  .bioiq-site-notice-icon{width:25px;height:25px;border-radius:8px;font-size:.7rem;flex:0 0 25px}
  .bioiq-site-notice strong{font-size:.68rem}
  .bioiq-site-notice p{font-size:.61rem;line-height:1.35}
}