:root{--bg: #0b0f1a;--panel: #151b2e;--panel-2: #1d2540;--line: #2a3350;--text: #eef1f8;--dim: #99a3bd;--gold: #ffd166;--good: #5ef2a8;--bad: #ff7a7a;--math: #4dd2ff;--science: #5ef2a8;--language: #c9a7ff;--history: #ffb45e;--radius: 14px;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--math)}h1,h2,h3{line-height:1.2;margin:0 0 .4em}h1{font-size:1.8rem}h2{font-size:1.3rem}h3{font-size:1.05rem}p{margin:0 0 1em}.dim{color:var(--dim)}.wrap{max-width:880px;margin:0 auto;padding:0 18px 64px}header.bar{position:sticky;top:0;z-index:5;background:#0b0f1aeb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}header.bar .wrap{display:flex;align-items:center;gap:14px;padding-top:12px;padding-bottom:12px}.brand{font-weight:700;letter-spacing:.2px;text-decoration:none;color:var(--text);display:flex;align-items:center;gap:8px}nav{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}nav a{color:var(--dim);text-decoration:none;padding:6px 10px;border-radius:9px}nav a.router-link-active,nav a:hover{color:var(--text);background:var(--panel)}nav a.nav-cta,nav a.nav-cta.router-link-active{color:#0d1220;background:var(--gold);font-weight:600}nav a.nav-cta:hover{filter:brightness(1.08)}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:0 0 16px}.card.quiet{background:var(--panel-2)}.grid{display:grid;gap:14px}@media(min-width:640px){.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:repeat(3,1fr)}}button,.button{font:inherit;font-weight:600;color:#0d1220;background:var(--gold);border:0;border-radius:10px;padding:10px 16px;cursor:pointer;text-decoration:none;display:inline-block}button.secondary,.button.secondary{background:var(--panel-2);color:var(--text);border:1px solid var(--line)}button.danger{background:var(--bad)}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{font:inherit;color:var(--text);background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;width:100%}label{display:block;margin:0 0 12px}label span{display:block;font-size:.85rem;color:var(--dim);margin-bottom:4px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.error{color:var(--bad)}.ok{color:var(--good)}.tag{font-size:.78rem;padding:3px 9px;border-radius:999px;background:var(--panel-2);border:1px solid var(--line);color:var(--dim)}.tag.good{color:var(--good);border-color:#5ef2a866}.tag.warn{color:var(--gold);border-color:#ffd16666}.tag.bad{color:var(--bad);border-color:#ff7a7a66}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);font-size:.92rem}th{color:var(--dim);font-weight:600}.bar-track{background:var(--panel-2);border-radius:999px;height:10px;overflow:hidden}.bar-fill{height:100%;background:var(--good);border-radius:999px}.stat{font-size:1.6rem;font-weight:700}.muted-box{border:1px dashed var(--line);border-radius:var(--radius);padding:16px;color:var(--dim)}.locked{position:relative}.locked .veil{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#151b2e33,#151b2ef5);display:flex;align-items:end;justify-content:center;padding:18px;border-radius:var(--radius)}code{background:var(--panel-2);padding:2px 6px;border-radius:6px;font-size:.9em}.qr{background:#fff;padding:12px;border-radius:12px;display:inline-block}.code-pill{font-size:1.6rem;letter-spacing:.22em;font-weight:700}.small{font-size:.85rem}section+section{margin-top:44px}section>h2{margin-top:0}.hero{text-align:center;padding:34px 0 10px}.hero .mark{width:88px;height:88px;margin-bottom:10px}.hero h1{font-size:clamp(1.9rem,6vw,2.6rem);max-width:18ch;margin-inline:auto}.lead{font-size:1.12rem;color:var(--dim);max-width:56ch;margin-inline:auto}.lead em{color:var(--text);font-style:normal;font-weight:600}.row.centred{justify-content:center}.beats{list-style:none;counter-reset:beat;margin:0;padding:0;display:grid;gap:14px}.beats li{counter-increment:beat;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 16px 16px 62px;position:relative}.beats li:before{content:counter(beat);position:absolute;left:18px;top:14px;font-size:1.5rem;font-weight:700;color:var(--gold);opacity:.8}.beats h3{margin-bottom:.25em}.beats p{margin:0}.card.continent{position:relative;overflow:hidden;padding-bottom:138px}.card.continent.math{border-left:3px solid var(--math)}.card.continent.science{border-left:3px solid var(--science)}.card.continent.language{border-left:3px solid var(--language)}.card.continent.history{border-left:3px solid var(--history)}.card.continent h3{display:flex;align-items:center;gap:8px}.card.continent .chip{width:22px;height:22px}.card.continent .continent-name{font-size:.92rem;letter-spacing:.04em;text-transform:uppercase;color:var(--dim);margin-bottom:.8em}.card.continent p:last-child{margin-bottom:0}.card.continent .poster{position:absolute;right:8px;bottom:4px;width:132px;height:132px;object-fit:contain;pointer-events:none}.card.cta{text-align:center;padding:28px 18px}.card.cta p{margin-inline:auto;max-width:48ch}