:root{--bg:#07140b;--panel:#0d2314;--text:#eaffef;--muted:#9fc9aa;--accent:#3cff77;--line:#224b2d}
*{box-sizing:border-box}html,body{height:100%;margin:0;background:radial-gradient(circle at 20% 0%,#164623 0,transparent 35%),linear-gradient(180deg,#07140b,#040805);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
body{overscroll-behavior:none;touch-action:manipulation}.app{width:min(980px,100%);margin:0 auto;padding:18px;display:grid;gap:16px}.hero{display:flex;justify-content:space-between;align-items:center;gap:12px}
.eyebrow{margin:0 0 4px;color:var(--accent);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:12px}h1{margin:0;font-size:clamp(36px,8vw,72px);line-height:.9}
.scorebox{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:12px 18px;min-width:105px;text-align:center;box-shadow:0 12px 30px #0008}.scorebox span{display:block;color:var(--muted);font-size:12px}.scorebox strong{font-size:38px;color:var(--accent)}
.game-card,.leaderboard{background:linear-gradient(180deg,var(--panel),#08170d);border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:0 18px 45px #0009}
#game{display:block;width:min(100%,420px);aspect-ratio:1/1;height:auto;margin:0 auto;background:#020603;border-radius:18px;border:2px solid #245c34;box-shadow:inset 0 0 0 1px #000,0 0 35px #3cff7722;image-rendering:pixelated}
.status{text-align:center;color:var(--muted);min-height:28px;padding:10px 4px;font-weight:700}.actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
input,button{border:0;border-radius:14px;padding:13px 16px;font:inherit;font-weight:800}input{background:#061009;color:var(--text);border:1px solid var(--line);min-width:150px}button{background:var(--accent);color:#04200b;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}
.pad{display:grid;gap:8px;justify-content:center;margin-top:12px}.pad div{display:flex;gap:8px}.pad button{min-width:64px;min-height:48px;background:#173f22;color:var(--text);border:1px solid #2b6d3d}
.board-head{display:flex;justify-content:space-between;align-items:center;gap:12px}h2{margin:0;font-size:26px}#refreshBtn{background:#173f22;color:var(--text);border:1px solid #2b6d3d;padding:10px 12px}
ol{margin:12px 0 0;padding-left:0;list-style:none;display:grid;gap:8px}li{display:grid;grid-template-columns:40px 1fr auto;gap:10px;align-items:center;background:#061009;border:1px solid var(--line);border-radius:14px;padding:10px 12px}.rank{color:var(--accent);font-weight:900}.player{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.points{font-weight:900}
@media (min-width:850px){.app{grid-template-columns:1fr 320px}.hero{grid-column:1/-1}.leaderboard{align-self:start}.pad{display:none}}