:root{--play: #8b3dff;--play-bg: #f3ebff;--primary: #0040c0;--ink: #0a0e1a;--ink-2: #10182b;--green: #00b377;--gold: #fbbf24}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,PingFang TC,Noto Sans TC,sans-serif;color:#fff;overflow:hidden}.stage{position:relative;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(139,61,255,.18),transparent 60%),var(--ink)}.cabinet{position:relative;width:min(92vw,900px,calc(88dvh * 4 / 3));aspect-ratio:4 / 3;background:var(--ink-2);border-radius:22px;overflow:hidden;box-shadow:0 24px 80px #8b3dff38,0 0 0 1px #ffffff0f}video{display:none}canvas#view{width:100%;height:100%;display:block;transform:scaleX(-1)}.hud{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:linear-gradient(180deg,rgba(10,14,26,.75),transparent);pointer-events:none;z-index:5}.pill{display:inline-flex;align-items:center;gap:8px;background:#0a0e1aa6;backdrop-filter:blur(6px);padding:8px 14px;border-radius:100px;font-size:13px;font-weight:700;border:1px solid rgba(255,255,255,.1)}.pill b{font-family:JetBrains Mono,monospace;font-size:15px;color:var(--gold)}.pill .t-num{color:#fff}.pill.time-low b,.pill.time-low .t-num{color:#ff6b6b}.brand-tag{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:#ffffff8c}.brand-mark{width:20px;height:20px;border-radius:6px;background:linear-gradient(135deg,var(--primary),var(--play));display:grid;place-items:center;font-size:10px;font-weight:800}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:32px;background:#0a0e1ad1;backdrop-filter:blur(4px);z-index:10}.overlay.hidden{display:none}.overlay .eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--play-bg);color:var(--play);padding:6px 14px;border-radius:100px;font-size:12px;font-weight:700;margin-bottom:18px}.overlay h1{font-size:clamp(24px,4vw,34px);font-weight:800;letter-spacing:-.02em;margin-bottom:12px}.overlay p{font-size:14.5px;color:#ffffffad;max-width:420px;line-height:1.7;margin-bottom:26px}.overlay .score-big{font-family:JetBrains Mono,monospace;font-size:48px;font-weight:800;color:var(--gold);margin-bottom:6px;line-height:1}.overlay .score-label{font-size:13px;color:#fff9;margin-bottom:28px}.btn{display:inline-flex;align-items:center;gap:8px;background:var(--play);color:#fff;padding:14px 30px;border-radius:10px;font-weight:700;font-size:15px;border:none;cursor:pointer;box-shadow:0 10px 30px #8b3dff59;transition:all .15s ease;font-family:inherit}.btn:hover{background:#7527e6;transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:default;transform:none}.err{color:#ff8080;font-size:13px;margin-top:16px;max-width:380px}.countdown-num{font-family:JetBrains Mono,monospace;font-weight:800;font-size:96px;color:#fff;text-shadow:0 0 40px rgba(139,61,255,.8)}footer.note{position:absolute;bottom:14px;left:0;right:0;text-align:center;font-size:11.5px;color:#ffffff59}@media(max-width:600px),(max-height:600px){.overlay{position:fixed;inset:12px;padding:24px 16px;border-radius:18px;overflow-y:auto;justify-content:flex-start}.overlay>*{flex-shrink:0}.overlay>:first-child{margin-top:auto}.overlay>:last-child{margin-bottom:auto}}