:root{color-scheme:dark;--bg:#10151f;--card:#1d2634;--ink:#f8fafc;--muted:#bac6d6;--gold:#f6c945;--blue:#76caff}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 10% 0,#283141,transparent 36rem),var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.5}
.shell{width:min(100%,640px);margin:auto;padding:22px 18px 36px}header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}header a{font-size:.73rem;font-weight:900;letter-spacing:.04em;color:var(--gold);text-decoration:none}.vote-link{white-space:nowrap;border:1px solid #64748b;border-radius:9px;padding:9px 12px;color:var(--ink)}
h1{font-size:clamp(2rem,8.5vw,3.15rem);line-height:1.1;letter-spacing:-.035em;margin:12px 0 22px}h2{line-height:1.2;font-size:1.55rem;margin:10px 0 14px}p{font-size:1.1rem}a{color:var(--blue)}.muted,footer{color:var(--muted)}footer{margin:28px 0 0;text-align:center;font-size:.85rem}.tag{color:var(--gold);font-size:.78rem;font-weight:900;text-transform:uppercase;letter-spacing:.1em;margin:0}
.card{background:var(--card);border:1px solid #3a4b60;border-radius:18px;padding:24px;margin-top:18px}.activity{display:block;color:var(--ink);text-decoration:none;box-shadow:0 7px 0 #080e16}.activity p{color:var(--muted);margin:0}.activity .arrow{display:block;margin-top:22px;color:var(--gold);font-weight:900}.intro{margin:0 0 24px}.meta{display:flex;justify-content:space-between;align-items:center;gap:10px;color:var(--muted);font-size:.85rem}.progress{height:7px;border-radius:20px;background:#334155;margin:16px 0 26px;overflow:hidden}.progress span{display:block;height:100%;background:var(--gold)}
button,.button{font:inherit;display:block;text-align:center;width:100%;border:2px solid transparent;border-radius:12px;background:var(--gold);color:#15130c;padding:15px 14px;font-weight:900;font-size:1.1rem;cursor:pointer;text-decoration:none;margin-top:12px;min-height:56px}.choices{display:grid;gap:12px}.choices button{margin:0}.truefalse{grid-template-columns:1fr 1fr}.truefalse button{min-height:76px;font-size:1.5rem}.choices button:nth-child(even){background:#bbdefb}.choices button.selected{border-color:white;outline:2px solid #fff;outline-offset:3px}.choices button:disabled{cursor:default;color:#15130c;opacity:1}.secondary{background:transparent;color:var(--ink);border-color:#63748b}.quiet{background:transparent;color:var(--muted);text-decoration:underline;border:0;font-size:.95rem;padding:7px;min-height:44px}.feedback{border:2px solid var(--gold);background:#223246;border-radius:15px;padding:20px;margin:24px 0}.feedback .answer{font-size:1.7rem;font-weight:900;margin:0 0 10px;color:var(--gold)}.feedback p{margin:12px 0 0}.source,.credit{font-size:.8rem;color:var(--muted);line-height:1.5;margin-top:14px}.score{font-size:4.5rem;font-weight:900;color:var(--gold);line-height:1.1;margin:30px 0}
.mystery-photo{width:100%;aspect-ratio:1;background-color:#172332;background-repeat:no-repeat;border-radius:14px;margin:20px 0;overflow:hidden}.whole-photo{display:block;width:100%;max-height:350px;object-fit:contain;background:#172332;border-radius:12px;margin-top:16px}.review{margin-top:24px}.review summary{cursor:pointer;padding:12px 0;font-weight:850}.review li{margin-bottom:20px}.small{font-size:.9rem}.pause{display:block;text-align:center;margin-top:26px;color:var(--muted);font-size:.9rem}.error{border-left:4px solid var(--gold);padding:16px}.focus-target:focus{outline:none}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid white;outline-offset:4px}@media(max-width:370px){.card{padding:19px}.shell{padding:18px 14px}.meta{font-size:.8rem}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
label{display:block;font-weight:850;margin:24px 0 10px}input{width:100%;font:inherit;font-size:1.15rem;padding:15px;background:white;color:#111827;border:3px solid transparent;border-radius:12px}input:focus{outline:none;border-color:var(--gold)}.rank{font-size:2rem;line-height:1.25;font-weight:900;color:var(--gold)}table{width:100%;border-collapse:collapse;margin:18px 0;font-size:.95rem}th,td{text-align:left;padding:11px 6px;border-bottom:1px solid #3a4b60}th:last-child,td:last-child{text-align:right}td:nth-child(2){overflow-wrap:anywhere;max-width:200px}.own-row{background:#2a4055}.ranking-card{margin-top:22px;padding:20px;background:#192c41;border-radius:15px}