:root{--sky1: #6cc0ff;--sky2: #d6f3ff;--ink: #123;--card-bg: rgba(255, 255, 255, .92);--accent: #ff477e;--accent2: #ffd166;--good: #06d6a0;--shadow: 0 10px 30px rgba(0, 0, 0, .25);--font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, "Noto Sans", sans-serif}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;font-family:var(--font);color:var(--ink);background:#000;-webkit-user-select:none;user-select:none}#app{position:relative;width:100vw;height:100vh;height:100dvh;overflow:hidden}#game,#fireworks{position:absolute;inset:0;width:100%;height:100%;display:block}#fireworks{pointer-events:none;z-index:40}#topbar{position:absolute;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;justify-content:space-between;padding:10px 14px;pointer-events:none}.brand{display:flex;align-items:center;gap:8px;background:#ffffff59;backdrop-filter:blur(6px);padding:6px 12px;border-radius:999px;box-shadow:var(--shadow);pointer-events:auto}.brand-emoji{font-size:22px}.brand-title{font-weight:800;font-size:15px;white-space:nowrap}.lang-picker{position:relative;pointer-events:auto}.lang-btn{display:flex;align-items:center;gap:8px;border:none;cursor:pointer;background:#ffffffe6;padding:8px 12px;border-radius:999px;font:inherit;font-weight:600;font-size:14px;box-shadow:var(--shadow)}.lang-btn .caret{opacity:.6;font-size:11px}.lang-menu{position:absolute;right:0;top:calc(100% + 6px);list-style:none;margin:0;padding:6px;background:#fff;border-radius:14px;box-shadow:var(--shadow);min-width:170px;z-index:50}.lang-menu li{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;cursor:pointer;font-size:14px}.lang-menu li:hover,.lang-menu li.active{background:#eef6ff}.lang-menu li .flag{font-size:18px}.lang-menu li.active{font-weight:700}.hud{position:absolute;top:58px;left:14px;z-index:25;display:flex;align-items:center;gap:10px}.hud-item{background:#00000059;color:#fff;padding:6px 12px;border-radius:999px;font-size:15px;font-weight:600;backdrop-filter:blur(4px)}.hud-item b{color:var(--accent2)}.pause-btn{border:none;cursor:pointer;width:38px;height:38px;border-radius:50%;background:#00000059;color:#fff;font-size:16px}.arms-prompt{position:absolute;top:42%;left:50%;transform:translate(-50%);z-index:26;text-align:center;background:#ff477eeb;color:#fff;padding:12px 20px;border-radius:16px;font-size:18px;font-weight:700;box-shadow:var(--shadow);animation:bob 1.2s ease-in-out infinite}@keyframes bob{0%,to{transform:translate(-50%) translateY(0)}50%{transform:translate(-50%) translateY(-8px)}}.mode-badge{position:absolute;top:58px;right:14px;z-index:25;background:#00000059;color:#fff;padding:6px 12px;border-radius:999px;font-size:13px;font-weight:600;backdrop-filter:blur(4px)}.cam-wrap{position:absolute;bottom:14px;right:14px;z-index:25;width:160px;height:120px;border-radius:14px;overflow:hidden;box-shadow:var(--shadow);border:3px solid rgba(255,255,255,.7);background:#000}.xnor-credit{position:absolute;left:14px;bottom:14px;z-index:50;padding:6px 12px;background:#0000006b;border:1px solid rgba(255,255,255,.18);border-radius:12px;backdrop-filter:blur(8px)}.xnor-line{font-size:.72rem;line-height:1.35;color:#ffffffd1}@media(max-width:520px){.xnor-credit{padding:5px 10px}.xnor-line{font-size:.65rem}}#cam{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}#cam-overlay{position:absolute;inset:0;width:100%;height:100%;transform:scaleX(-1);pointer-events:none}.screen{position:absolute;inset:0;z-index:35;display:flex;align-items:center;justify-content:center;padding:16px;background:radial-gradient(circle at 50% 30%,#00000026,#0000008c);overflow-y:auto}.card{background:var(--card-bg);border-radius:22px;padding:26px 28px;box-shadow:var(--shadow);max-width:560px;width:100%;text-align:center;animation:pop .35s ease}@keyframes pop{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.game-title{font-size:34px;margin:0 0 4px;line-height:1.1}.game-title small{display:block;font-size:16px;color:var(--accent);font-weight:600;margin-top:4px}.tagline{font-size:16px;color:#345;margin:8px 0 18px}.howto{text-align:left;background:#f2f8ff;border-radius:14px;padding:14px 18px;margin-bottom:16px}.howto h3{margin:0 0 8px;font-size:16px}.howto p{margin:6px 0;font-size:14px;color:#234}.cam-status{min-height:20px;font-size:13px;color:#567;margin-bottom:12px}.cam-status.err{color:var(--accent);font-weight:600}.cam-status.ok{color:var(--good);font-weight:600}.btn{border:none;cursor:pointer;font:inherit;font-weight:700;padding:12px 22px;border-radius:999px;margin:6px;background:#e7eef5;color:#234;font-size:15px;transition:transform .1s ease,filter .1s ease}.btn:hover{filter:brightness(1.05)}.btn:active{transform:scale(.96)}.btn-primary{background:linear-gradient(135deg,var(--accent),#ff8fab);color:#fff;box-shadow:0 6px 18px #ff477e73}.btn-ghost{background:transparent;color:#789;box-shadow:none;font-weight:600}.go-title{font-size:30px;margin:0 0 6px}.final-score{font-size:20px;margin:6px 0 14px}.final-score b{color:var(--accent);font-size:26px}.record-banner{font-size:20px;font-weight:800;color:#fff;background:linear-gradient(135deg,#ffd166,#ff477e);padding:10px;border-radius:14px;margin-bottom:14px;animation:glowpulse 1s ease-in-out infinite alternate}@keyframes glowpulse{0%{box-shadow:0 0 8px #ffd16699}to{box-shadow:0 0 26px #ff477ee6}}.name-entry{margin:12px 0 18px}.name-entry label{display:block;font-size:14px;margin-bottom:8px;font-weight:600}.name-row{display:flex;gap:8px;justify-content:center}#name-input{font:inherit;font-size:16px;padding:10px 14px;border:2px solid #cdd;border-radius:12px;width:220px;max-width:60%}#name-input:focus{outline:none;border-color:var(--accent)}.leaderboard-wrap{margin:6px 0 12px}.leaderboard-wrap h3{margin:0 0 10px;font-size:18px}.leaderboard{width:100%;border-collapse:collapse;font-size:14px;border-radius:12px;overflow:hidden}.leaderboard th,.leaderboard td{padding:8px 10px;text-align:left}.leaderboard th{background:#eef4fb;font-size:12px;text-transform:uppercase;color:#567}.leaderboard tbody tr:nth-child(2n){background:#f7fafd}.leaderboard td:first-child,.leaderboard th:first-child{text-align:center;width:44px}.leaderboard td:nth-child(3){font-weight:700;color:var(--accent);text-align:right}.leaderboard th:nth-child(3){text-align:right}.leaderboard .medal{font-size:16px}.leaderboard tr.you{background:linear-gradient(90deg,#ffd16680,#ff477e59)!important;font-weight:800;animation:youglow 1s ease-in-out infinite alternate}.leaderboard tr.you td{color:#a3155e}.leaderboard tr.you .you-tag{display:inline-block;margin-left:6px;font-size:10px;background:var(--accent);color:#fff;padding:1px 6px;border-radius:8px;vertical-align:middle}@keyframes youglow{0%{box-shadow:inset 0 0 0 2px #ffd16699}to{box-shadow:inset 0 0 0 3px #ff477ee6}}.no-scores{color:#789;font-style:italic}.gesture-hint{margin:14px auto 4px;padding:10px 14px;background:#eefaf4;border:1px dashed var(--good);border-radius:12px;font-size:14px;font-weight:600;color:#0a7d5a;line-height:1.5}.gesture-hint b{color:var(--accent)}.go-actions{margin-top:12px}.hidden{display:none!important}@media(max-width:520px){.game-title{font-size:26px}.card{padding:20px 18px}.cam-wrap{width:120px;height:90px}.brand-title{font-size:13px}.leaderboard th:last-child,.leaderboard td:last-child{display:none}}