:root{--bg:#080F1E;--bg2:#0D1828;--card:#111E30;--card2:#162236;--border:rgba(255,255,255,0.07);--border2:rgba(255,255,255,0.12);--gold:#C8A84B;--gold2:#E5C86A;--gold-bg:rgba(200,168,75,0.10);--text:#E2DDD4;--muted:#7A8FA8;--muted2:#485E78;--green:#3DCE8D;--red:#F47070;--blue:#5BA8F5;--purple:#9D7FEA;--serif:Georgia,"Times New Roman",serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;--r:12px;--r-sm:8px;--r-lg:16px}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--sans);background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}.brand-footer{position:relative;z-index:2;max-width:1100px;margin:20px auto 0;padding:24px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:10px;color:var(--muted);text-align:left}.brand-footer strong{display:block;color:var(--gold);font-family:var(--serif);font-size:17px}.brand-footer 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rgba(200,168,75,.25);border-radius:var(--r);padding:22px}.card-green{background:rgba(61,206,141,.06);border:1px solid rgba(61,206,141,.2);border-radius:var(--r);padding:22px}.card-purple{background:rgba(157,127,234,.06);border:1px solid rgba(157,127,234,.2);border-radius:var(--r);padding:22px}.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-size:14px;font-weight:600;padding:11px 24px;border-radius:var(--r-sm);border:none;cursor:pointer;transition:all .15s;text-decoration:none}.btn-primary{background:var(--gold);color:#0a0e1a}.btn-primary:hover{background:var(--gold2);transform:translateY(-1px);box-shadow:0 4px 20px rgba(200,168,75,.3)}.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--border2)}.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,.05)}.btn-green{background:rgba(61,206,141,.15);color:var(--green);border:1px solid rgba(61,206,141,.3)}.btn-green:hover{background:rgba(61,206,141,.25)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important}.btn-block{width:100%;justify-content:center;padding:13px}.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;letter-spacing:.3px}.badge-gold{background:var(--gold-bg);color:var(--gold);border:1px solid rgba(200,168,75,.2)}.badge-green{background:rgba(61,206,141,.1);color:var(--green);border:1px solid rgba(61,206,141,.2)}.badge-blue{background:rgba(91,168,245,.1);color:var(--blue);border:1px solid rgba(91,168,245,.2)}.badge-purple{background:rgba(157,127,234,.1);color:var(--purple);border:1px solid rgba(157,127,234,.2)}.badge-red{background:rgba(244,112,112,.1);color:var(--red);border:1px solid rgba(244,112,112,.2)}input[type=email],input[type=number],input[type=password],input[type=text],select,textarea{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--border2);border-radius:var(--r-sm);color:var(--text);font-family:var(--sans);font-size:14px;padding:11px 14px;outline:none;resize:none;transition:border-color .15s}input:focus,textarea:focus{border-color:var(--gold)}input::placeholder,textarea::placeholder{color:var(--muted2)}label{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin-bottom:7px}.progress{height:5px;background:rgba(255,255,255,.07);border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--gold),var(--gold2));border-radius:3px;transition:width .5s ease}.score-ring{width:96px;height:96px;border-radius:50%;border:2.5px solid var(--gold);background:var(--gold-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;flex-shrink:0}.score-ring .num{font-family:var(--serif);font-size:26px;color:var(--gold);line-height:1}.score-ring 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.15s;display:flex;align-items:flex-start;gap:12px;line-height:1.5}.opt:hover{border-color:rgba(200,168,75,.35)}.opt.selected,.opt:hover{background:var(--gold-bg)}.opt.selected{border-color:var(--gold)}.opt.correct{border-color:var(--green);background:rgba(61,206,141,.07)}.opt.wrong{border-color:var(--red);background:rgba(244,112,112,.06)}.opt-letter{min-width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.06);border:1px solid var(--border2);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--muted);flex-shrink:0;margin-top:1px;transition:all .15s}.opt.selected .opt-letter{background:var(--gold);color:#0a0e1a;border-color:var(--gold)}.ticker-wrap{overflow:hidden;height:100%;-webkit-mask-image:linear-gradient(180deg,transparent,black 12%,black 88%,transparent);mask-image:linear-gradient(180deg,transparent,black 12%,black 88%,transparent)}.ticker-inner{display:flex;flex-direction:column;gap:6px;animation:tickUp 35s linear 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#37564c;background:#102a26;border-radius:13px;margin:36px 0 22px}.school-callout strong{font-size:20px;color:#daf2e4;font-weight:500}.school-callout p:last-child{margin-bottom:0}.school-fine,.school-shell p.school-fine{font-size:12px;line-height:1.7;color:#a8bac5;max-width:760px}.school-bottom{border-top:1px solid var(--school-line);padding-top:23px;margin-top:36px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#9eb3bf}.school-notice{background:#142e35;border:1px solid #385d6b;padding:14px 18px;border-radius:9px;color:#e7f2f0;margin:15px 0;white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.6 var(--sans)}.school-work-grid{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(220px,1fr);grid-gap:24px;gap:24px;align-items:start}.school-sidebar{position:-webkit-sticky;position:sticky;top:24px}.school-step{display:block;font-size:12px;letter-spacing:2px;color:#92d9bb;margin-bottom:18px}.school-task{border:0;border-top:1px solid 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