:root{--jelly-bg: #0b1020;--jelly-fg: #e8ecf8;--jelly-dim: #8b94ad;--jelly-accent: #6ee7ff;--jelly-panel: rgba(12, 18, 36, .78);--jelly-border: rgba(110, 231, 255, .22)}*{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:var(--jelly-bg);color:var(--jelly-fg);font-family:Segoe UI,system-ui,-apple-system,Roboto,sans-serif;overscroll-behavior:none}#app{position:fixed;inset:0}#scene{display:block;width:100%;height:100%;touch-action:none}.overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:20;background:radial-gradient(120% 120% at 50% 30%,#131c38,#070b16);transition:opacity .45s ease}.overlay--hidden{opacity:0;pointer-events:none}.overlay__inner{text-align:center;padding:24px;max-width:480px}.loading-title{font-size:34px;font-weight:700;letter-spacing:.12em;margin:0 0 6px;background:linear-gradient(90deg,#6ee7ff,#a78bfa,#6ee7ff);background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shimmer 4s linear infinite}.loading-sub{margin:0 0 26px;color:var(--jelly-dim);font-size:14px}.spinner{width:42px;height:42px;margin:0 auto 18px;border-radius:50%;border:3px solid rgba(110,231,255,.18);border-top-color:var(--jelly-accent);animation:spin .9s linear infinite}.loading-phase{color:var(--jelly-dim);font-size:13px;min-height:1.2em}.unsupported-title{font-size:22px;margin:0 0 10px}.unsupported-hint{color:var(--jelly-dim);font-size:14px;line-height:1.5}.unsupported-detail{display:block;margin-top:14px;font-family:ui-monospace,Consolas,monospace;font-size:11px;color:#64708c;word-break:break-word}.hud{position:fixed;left:0;right:0;bottom:0;z-index:10;display:flex;flex-wrap:wrap;gap:4px 18px;padding:8px 14px calc(8px + env(safe-area-inset-bottom,0px));font-size:12px;color:var(--jelly-dim);background:linear-gradient(to top,rgba(5,8,16,.55),transparent);opacity:0;transition:opacity .6s ease;pointer-events:none;-webkit-user-select:none;user-select:none}.hud--visible{opacity:1}.hud__item b{color:var(--jelly-fg);font-weight:600;font-variant-numeric:tabular-nums}.hud__hint{position:fixed;left:50%;bottom:52px;transform:translate(-50%);z-index:11;padding:8px 16px;border-radius:999px;font-size:13px;color:var(--jelly-fg);background:var(--jelly-panel);border:1px solid var(--jelly-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;transition:opacity .6s ease;pointer-events:none}.hud--visible .hud__hint{opacity:1}.topbar{position:fixed;top:calc(10px + env(safe-area-inset-top,0px));right:calc(12px + env(safe-area-inset-right,0px));z-index:12;display:flex;gap:8px}.pause-btn,.restart-btn{padding:8px 16px;border-radius:999px;font:inherit;font-size:13px;color:var(--jelly-fg);background:var(--jelly-panel);border:1px solid var(--jelly-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.pause-btn[aria-pressed=true]{border-color:var(--jelly-accent);color:var(--jelly-accent)}.gamepad{position:fixed;left:50%;bottom:calc(34px + env(safe-area-inset-bottom,0px));transform:translate(-50%);z-index:12;display:flex;align-items:center;gap:clamp(8px,3vw,22px);padding:6px 10px;-webkit-user-select:none;user-select:none;touch-action:none}.gamepad__btn{width:56px;height:56px;border-radius:50%;font:inherit;font-size:22px;line-height:1;color:var(--jelly-fg);background:var(--jelly-panel);border:1px solid var(--jelly-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:pointer;touch-action:none;-webkit-tap-highlight-color:transparent}.gamepad__btn:active{background:#6ee7ff29;border-color:var(--jelly-accent);color:var(--jelly-accent)}.gamepad__btn--drop{width:68px;height:68px;font-size:26px;border-color:#ff3b5c8c}.gamepad__btn--drop:active{background:#ff3b5c2e;border-color:#ff3b5c;color:#ff8fa3}.hud--gamepad .hud__hint{bottom:108px}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{to{background-position:200% center}}