:root{--bg:#12151a;--panel:#14181ff0;--line:#2c333f;--text:#e6e9ef;--muted:#8a93a3;--accent:#ff4655;--accent2:#3ad1a1;color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;margin:0;overflow:hidden}#app{position:fixed;inset:0}#view{cursor:crosshair;width:100%;height:100%;display:block}.boot{color:var(--muted);place-items:center;display:grid;position:absolute;inset:0}.overlay{background:#0a0c1099;justify-content:center;align-items:flex-start;gap:16px;padding:16px;display:flex;position:absolute;inset:0;overflow:auto}.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px 18px}.panel.main{flex:640px;max-width:820px}.panel.settings{flex-direction:column;flex:0 300px;gap:8px;display:flex}.panel.center{text-align:center;flex-direction:column;align-items:center;gap:10px;min-width:320px;margin:auto;display:flex}header{flex-wrap:wrap;align-items:baseline;gap:12px;display:flex}h1{letter-spacing:.04em;margin:0 0 6px;font-size:22px}h2{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);align-items:center;gap:8px;margin:14px 0 8px;font-size:13px;display:flex}h3{color:var(--muted);margin:10px 0 0;font-size:13px}.muted{color:var(--muted)}.small{font-size:12px}.cards{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px;display:grid}button{font:inherit;color:var(--text);border:1px solid var(--line);cursor:pointer;background:#222834;border-radius:8px;padding:8px 12px}button:hover:not(:disabled){border-color:#4a5466}button.sel{border-color:var(--accent2);box-shadow:0 0 0 1px var(--accent2) inset}.card{text-align:left;flex-direction:column;gap:4px;display:flex}.card small{color:var(--muted);font-size:12px;line-height:1.35}.card.locked{opacity:.55;cursor:not-allowed}.card .gate{color:#f0c36b}.row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;display:flex}.start{background:var(--accent);border-color:var(--accent);font-weight:600}.tabs{gap:4px;margin-left:auto;display:flex}.tabs button{padding:2px 8px;font-size:12px}table{border-collapse:collapse;width:100%;font-size:14px}td,th{border-bottom:1px solid var(--line);text-align:left;padding:4px 6px}label{justify-content:space-between;align-items:center;gap:8px;font-size:14px;display:flex}input[type=number]{width:90px;color:var(--text);border:1px solid var(--line);background:#0f1217;border-radius:6px;padding:4px 6px}.results .score{color:var(--accent2);font-size:48px;font-weight:700}.results table{max-width:360px}.unlock{color:#f0c36b;font-weight:600}.hud{pointer-events:none;white-space:nowrap;background:#00000073;border-radius:6px;padding:6px 12px;font-size:14px;position:absolute;bottom:18px;left:50%;transform:translate(-50%)}.perf{pointer-events:none;font-size:11px;position:absolute;top:8px;left:8px}.perf pre{white-space:pre;background:#0000008c;border-radius:6px;margin:0 0 4px;padding:6px 8px;font-family:ui-monospace,Consolas,monospace}.crosshair{pointer-events:none;width:0;height:0;position:absolute;top:50%;left:50%}.ch-line,.ch-dot{position:absolute;top:0;left:0}.crosshair.hit .ch-line{filter:brightness(1.8)}.crosshair.head .ch-line{background:#ff4655!important}@media (max-width:720px){.overlay{flex-direction:column;align-items:stretch}}