*{box-sizing:border-box;margin:0;padding:0}body{color:#fff;background:#000;font-family:Segoe UI,system-ui,-apple-system,sans-serif;overflow:hidden}#renderCanvas{touch-action:none;outline:none;width:100vw;height:100vh;display:block}.ui-overlay{pointer-events:none;z-index:10;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.ui-hidden{display:none!important}.ui-panel{text-align:center;pointer-events:auto;backdrop-filter:blur(12px);background:#000a1ee0;border:1px solid #00c8ff40;border-radius:16px;padding:48px 64px;box-shadow:0 0 60px #0078ff1a,inset 0 0 30px #0064c80d}.game-title{letter-spacing:28px;color:#00d4ff;text-shadow:0 0 40px #00d4ff66;margin-bottom:8px;font-size:72px;font-weight:100}.game-subtitle{letter-spacing:8px;color:#00d4ff66;text-transform:uppercase;margin-bottom:48px;font-size:14px}.menu-buttons{flex-direction:column;gap:12px;display:flex}.menu-btn{color:#00d4ff;letter-spacing:6px;cursor:pointer;text-transform:uppercase;background:#00c8ff14;border:1px solid #00c8ff4d;border-radius:8px;padding:14px 56px;font-family:inherit;font-size:16px;transition:all .2s}.menu-btn:hover:not(:disabled){background:#00c8ff33;border-color:#00c8ff99;transform:translateY(-1px);box-shadow:0 0 24px #00c8ff26}.menu-btn:active:not(:disabled){transform:translateY(0)}.menu-btn:disabled{opacity:.25;cursor:not-allowed}h2{letter-spacing:12px;color:#00d4ff;text-shadow:0 0 20px #00d4ff4d;margin-bottom:24px;font-size:36px;font-weight:200}.win-stats{letter-spacing:3px;color:#ffffffb3;margin:24px 0 32px;font-size:18px}.win-stats p{margin:8px 0}.levels-panel{min-width:400px}.levels-grid{flex-direction:column;gap:10px;max-height:400px;display:flex;overflow-y:auto}.level-card{text-align:left;cursor:pointer;background:#00c8ff0f;border:1px solid #00c8ff40;border-radius:10px;padding:16px 24px;transition:all .2s}.level-card:hover:not(.level-locked){background:#00c8ff2e;border-color:#00c8ff99;transform:translateY(-1px);box-shadow:0 0 24px #00c8ff26}.level-card:active:not(.level-locked){transform:translateY(0)}.level-locked{opacity:.25;cursor:not-allowed}.level-card-header{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.level-card-name{letter-spacing:4px;color:#00d4ff;text-transform:uppercase;font-size:16px}.level-card-lock{letter-spacing:3px;color:#ffffff4d;font-size:14px}.level-card-stats{letter-spacing:2px;color:#ffffff80;gap:20px;margin-top:6px;font-size:13px;display:flex}.level-card-stats span{color:#00d4ff99}.hud-top{pointer-events:none;justify-content:space-between;align-items:center;padding:20px 32px;display:flex;position:fixed;top:0;left:0;right:0}.hud-level{letter-spacing:4px;color:#00d4ff80;text-transform:uppercase;font-size:14px}.hud-timer{letter-spacing:2px;color:#00d4ff;font-variant-numeric:tabular-nums;text-shadow:0 0 10px #00d4ff4d;font-size:28px}.hud-bottom{pointer-events:none;padding:20px 32px;position:fixed;bottom:0;left:0;right:0}.hud-falls{letter-spacing:3px;color:#ffa03cb3;font-size:14px}