:root{--bg:#070814;--panel:#080a18c7;--line:#ffffff1f;--text:#f4f7ff;--muted:#9aa3c7;--accent:#00f0ff;--accent-2:#7cff6b;--danger:#ff2d6a}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);width:100%;height:100%;color:var(--text);touch-action:none;-webkit-user-select:none;user-select:none;font-family:Sora,system-ui,sans-serif;overflow:hidden}#app{width:100%;height:100%;position:relative}#game{width:100%;height:100%;display:block}#hud{pointer-events:none;z-index:3;width:min(720px,100% - 120px);position:absolute;top:18px;left:50%;transform:translate(-50%)}.progress-wrap{background:#ffffff1a;border:1px solid #ffffff1f;border-radius:999px;height:10px;overflow:hidden}#progress-fill{background:linear-gradient(90deg, var(--accent), var(--accent-2));width:0%;height:100%;transition:width 80ms linear;box-shadow:0 0 18px #00f0ffb3}.hud-row{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);justify-content:space-between;margin-top:8px;font-size:13px;display:flex}#percent{color:#fff;font-weight:700}#mute,#pause-btn{z-index:5;border:1px solid var(--line);color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#080a18b3;border-radius:10px;width:42px;height:42px;font-size:16px;position:absolute;top:16px}#mute{right:16px}#pause-btn{right:66px}#mute.muted{color:var(--danger)}.panel{z-index:4;background:linear-gradient(#05061047,#050610b8);place-items:center;display:grid;position:absolute;inset:0}.menu-inner{border:1px solid var(--line);background:var(--panel);text-align:center;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:24px;width:min(720px,100% - 32px);max-height:calc(100vh - 32px);padding:36px 32px;overflow:auto;box-shadow:0 20px 80px #00000073}.kicker{color:var(--accent);letter-spacing:.28em;text-transform:uppercase;margin-bottom:10px;font-size:12px}h1,h2{letter-spacing:.08em;font-family:Orbitron,sans-serif;font-weight:800}h1{background:linear-gradient(90deg,#7cff6b,#00f0ff,#ff5ad5);color:#0000;-webkit-background-clip:text;background-clip:text;font-size:clamp(42px,8vw,72px)}h2{margin-bottom:12px;font-size:40px}.tagline,.stats{color:var(--muted);margin:12px 0 22px}.controls-hint{color:#c9d2f0;flex-wrap:wrap;justify-content:center;gap:18px;margin-bottom:26px;font-size:13px;display:flex}.level-list{text-align:left;gap:12px;max-height:min(48vh,520px);padding-right:6px;display:grid;overflow-y:auto}.level-card{text-align:left;border:1px solid var(--line);color:inherit;cursor:pointer;background:#ffffff0a;border-radius:16px;grid-template-columns:72px 1fr auto;align-items:center;gap:14px;padding:14px 16px;transition:transform .15s,border-color .15s,background .15s;display:grid}.level-card:hover,.level-card:focus{background:#00f0ff14;border-color:#00f0ff99;transform:translateY(-2px)}.level-num{color:var(--accent);font-family:Orbitron,sans-serif;font-size:22px}.level-card h3{margin-bottom:4px;font-size:16px}.level-card p{color:var(--muted);font-size:12px}.level-meta{text-align:right;color:var(--muted);font-size:12px}.stars{color:#ffe14a;letter-spacing:2px;margin-bottom:4px}.btn-row{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:18px;display:flex}.btn{letter-spacing:.06em;text-transform:uppercase;cursor:pointer;color:#061018;background:linear-gradient(90deg,#7cff6b,#00f0ff);border:0;border-radius:999px;padding:12px 22px;font-family:inherit;font-weight:700}.btn-ghost{border:1px solid var(--line);color:#fff;background:0 0}.hidden{display:none!important}@media (max-width:640px){.level-card{grid-template-columns:48px 1fr}.level-meta{text-align:left;grid-column:1/-1}#hud{width:calc(100% - 24px);top:68px}}