*{box-sizing:border-box}:root{color-scheme:dark;--panel:rgba(17,24,39,.84);--panel2:rgba(30,41,59,.9);--line:rgba(203,213,225,.22);--text:#f8fafc;--muted:#a8b3c7;--cyan:#22d3ee;--green:#34d399;--amber:#f59e0b;--rose:#fb7185}html,body{margin:0;min-height:100%}body{background:radial-gradient(circle at 12% 0%,rgba(34,211,238,.22),transparent 26%),radial-gradient(circle at 88% 14%,rgba(251,113,133,.18),transparent 28%),linear-gradient(145deg,#070a16,#151827 54%,#081013);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.wrap{width:min(980px,calc(100vw - 24px));margin:0 auto;padding:12px 0 18px}.top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:18px 18px 10px 10px;background:linear-gradient(135deg,var(--panel),rgba(8,13,27,.86));backdrop-filter:blur(14px)}.top h1{margin:0;font-size:clamp(1.4rem,3vw,2.35rem)}.top p{margin:6px 0 0;color:var(--muted);font-size:.92rem;font-weight:750}.actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}button{border:0;cursor:pointer;font-weight:850;transition:transform 140ms ease,filter 140ms ease,opacity 140ms ease}button:disabled{cursor:not-allowed;opacity:.48}button:active{transform:translateY(1px) scale(.99)}#startBtn{border-radius:12px;background:linear-gradient(135deg,#14b8a6,#22d3ee);color:#04111d;padding:10px 15px}#rewardBtn{border-radius:12px;background:linear-gradient(135deg,#f59e0b,#fb7185);color:#fff;padding:10px 15px}.hud{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:10px 0}.chip{display:flex;justify-content:space-between;align-items:center;gap:8px;border:1px solid var(--line);border-radius:12px;padding:9px 11px;background:linear-gradient(180deg,var(--panel),var(--panel2));min-width:0}.chip span{color:var(--muted);font-weight:800}.chip strong{font-variant-numeric:tabular-nums}.stage-shell{overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#050814;box-shadow:0 24px 80px rgba(0,0,0,.36)}#game-stage{width:100%;aspect-ratio:16/9;min-height:320px;touch-action:none}#game-stage canvas{display:block;width:100%;height:100%}.tip,.reward-note{margin:10px 0 0;color:var(--muted);font-size:.9rem;text-align:center;font-weight:700}.reward-note{font-size:.84rem;color:#c4b5fd}@media(max-width:760px){.top{flex-direction:column;align-items:stretch}.actions{justify-content:stretch}.actions button{flex:1 1 150px}.hud{grid-template-columns:repeat(2,minmax(0,1fr))}.wrap{width:min(100vw - 16px,640px)}}@media(max-width:420px){.hud{grid-template-columns:1fr}.chip{padding:8px 10px}.top h1{font-size:1.35rem}}