:root{--ink:#142033;--muted:#6b7584;--line:#e5e9ef;--bg:#f6f7f9;--card:#fff;--accent:#183f72;--accent2:#24588f;--soft:#eef3f8;--ok:#17643a;--bad:#a93a32;--radius:16px;--shadow:0 10px 30px rgba(19,32,51,.055)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.45}.shell{width:min(1120px,calc(100% - 36px));margin:auto}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:780;font-size:1.18rem;color:var(--ink);text-decoration:none;letter-spacing:-.025em}.brand span{color:var(--accent)}.ghost-link{border:0;background:transparent;color:var(--accent);font:inherit;font-weight:650;cursor:pointer}.page{padding:42px 0 48px}.test-panel,.leaderboard-card{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}.test-panel{max-width:780px;margin:0 auto 50px;border-radius:var(--radius);padding:38px}.test-topline{display:flex;justify-content:space-between;gap:18px;color:var(--muted);font-size:.86rem;font-weight:650}.test-panel h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.02;letter-spacing:-.045em;margin:22px 0 10px}.minimum-note{margin:0 0 30px;color:var(--muted)}.prompt{white-space:pre-line;font-size:1.22rem;font-weight:720;line-height:1.55;margin:6px 0 22px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer{border:1px solid #d7dee8;background:#fff;border-radius:12px;min-height:54px;padding:13px 16px;font:inherit;font-weight:620;color:var(--ink);text-align:left;cursor:pointer;transition:.15s ease}.answer:hover:not(:disabled){border-color:#9dafc4;background:#fafbfd}.answer:disabled{cursor:default}.answer.correct{border-color:#86b99c;background:#edf8f1;color:var(--ok)}.answer.wrong{border-color:#d8a09c;background:#fbefee;color:var(--bad)}.feedback{min-height:26px;margin-top:14px;font-size:.93rem;font-weight:700}.empty-state{padding:34px 18px;background:#fafbfc;border:1px dashed #d9e0e8;border-radius:12px;text-align:center;color:var(--muted)}.test-actions{display:flex;gap:10px;margin-top:24px}.primary,.secondary{border-radius:10px;padding:12px 19px;font:inherit;font-weight:730;cursor:pointer}.primary{border:1px solid var(--accent);background:var(--accent);color:#fff}.primary:hover:not(:disabled){background:var(--accent2)}.primary:disabled{opacity:.36;cursor:not-allowed}.secondary{border:1px solid #cbd3dd;background:#fff;color:var(--ink)}.full{width:100%}.iq-result{margin-top:26px;border-top:1px solid var(--line);padding-top:25px;text-align:center}.iq-result p{margin:0;color:var(--muted);font-size:.95rem}.iq-number{font-size:clamp(3.3rem,8vw,5.4rem);font-weight:800;line-height:1;letter-spacing:-.055em;margin-top:6px;color:var(--accent)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:18px}.kicker,.modal-kicker{margin:0 0 3px;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;font-weight:800}.section-heading h2{font-size:1.85rem;letter-spacing:-.03em;margin:0}.live-status{margin:0;color:var(--muted);font-size:.85rem}.live-status span{display:inline-block;width:8px;height:8px;border-radius:50%;background:#2f9c58;margin-right:5px;box-shadow:0 0 0 4px rgba(47,156,88,.1)}.leaderboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.leaderboard-card{border-radius:14px;padding:18px}.leaderboard-card h3{margin:0 0 13px;font-size:1.04rem}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:9px 5px;border-bottom:1px solid #edf0f3;text-align:left;font-size:.9rem}th{font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;color:#8992a0}th:last-child,td:last-child{text-align:right;font-weight:750}tbody tr:last-child td{border-bottom:0}.rank{font-weight:800}.rank-1,.rank-2,.rank-3{color:var(--accent)}.empty-row{text-align:center!important;color:var(--muted);padding:24px 4px!important}.disclaimer{max-width:760px;margin:30px auto 0;text-align:center;color:#7d8794;font-size:.82rem}.modal-backdrop{position:fixed;inset:0;background:rgba(11,24,42,.56);display:grid;place-items:center;padding:20px;z-index:50}.modal-backdrop[hidden]{display:none}.modal{width:min(440px,100%);background:#fff;border:1px solid rgba(255,255,255,.2);border-radius:18px;padding:30px;box-shadow:0 24px 80px rgba(7,20,38,.26)}.modal h2{margin:0 0 8px;font-size:1.7rem;letter-spacing:-.03em}.modal>p:not(.modal-kicker){color:var(--muted);margin:0 0 22px}.modal label{display:block;font-size:.82rem;font-weight:750;margin:13px 0 6px}.modal input,.modal select{width:100%;border:1px solid #cbd4df;border-radius:10px;padding:12px 13px;font:inherit;background:#fff;color:var(--ink);outline:none}.modal input:focus,.modal select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(24,63,114,.1)}.form-error{min-height:22px!important;color:var(--bad)!important;font-size:.85rem;margin:8px 0!important}.compact-modal{max-width:390px}.compact-modal h2{font-size:1.35rem}
@media(max-width:820px){.leaderboard-grid{grid-template-columns:1fr}.section-heading{align-items:flex-start}.answers{grid-template-columns:1fr}}
@media(max-width:600px){.shell{width:min(100% - 20px,1120px)}.page{padding-top:18px}.test-panel{padding:23px 18px;margin-bottom:38px}.test-topline{font-size:.78rem}.test-actions{display:grid;grid-template-columns:1fr 1fr}.section-heading{display:block}.live-status{margin-top:7px}.modal{padding:24px}}