:root{--bg: #0f1115;--panel: #181b22;--line: #2a2f3a;--text: #f1f2f5;--muted: #8a91a0;--red: #ff3b3b;--blue: #3b8bff;--gold: #ffc531;--green: #36d07a}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%}body{background:radial-gradient(ellipse at top,#1d2230 0%,var(--bg) 60%);color:var(--text);font-family:Inter,system-ui,sans-serif;display:flex;flex-direction:column;overflow:hidden}button{font:800 16px Inter,sans-serif;background:var(--red);color:#fff;border:0;border-radius:10px;padding:12px 22px;cursor:pointer}button:hover{filter:brightness(1.1)}button.ghost{background:transparent;border:1px solid var(--line);color:var(--muted);padding:8px 14px;font-size:13px}button.ghost:hover{color:var(--text);border-color:var(--muted)}button.small{padding:6px 10px}.topbar{display:flex;align-items:baseline;gap:16px;padding:14px 24px}.topbar h1{font:28px Bungee,sans-serif;margin:0;letter-spacing:1px}.topbar h1 span{color:var(--red)}.subtitle{color:var(--muted);font-size:13px}.topbar-actions{margin-left:auto;display:flex;gap:8px}.stage{flex:1;display:grid;grid-template-columns:200px 1fr 200px;gap:20px;padding:0 24px;min-height:0}.view{position:relative;display:flex;align-items:center;justify-content:center;min-height:0}#cam{max-width:100%;max-height:100%;aspect-ratio:4 / 3;border-radius:16px;background:#000;box-shadow:0 20px 60px #00000080}#video{display:none}.hand-panel{align-self:center;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px}.hand-panel h2{font:18px Bungee,sans-serif;margin:0 0 14px}#panel-L h2{color:var(--red)}#panel-R h2{color:var(--blue)}.meter{margin-bottom:12px}.meter label{font-size:12px;color:var(--muted);display:block;margin-bottom:4px}.bar{position:relative;height:10px;background:#0b0d11;border-radius:6px;overflow:hidden}.bar .fill{position:absolute;inset:0 auto 0 0;width:0;background:var(--gold);transition:width 60ms linear}.bar .mark{position:absolute;top:0;bottom:0;width:2px;background:#fff;left:66%}.presence{font-size:12px;color:var(--muted);margin-top:6px}.presence.on{color:var(--green)}.flash{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.6);font:clamp(36px,7vw,84px) Bungee,sans-serif;text-shadow:0 6px 0 rgba(0,0,0,.6),0 0 40px currentColor;opacity:0;pointer-events:none;white-space:nowrap}.flash.show{animation:pop .6s ease-out}@keyframes pop{0%{opacity:0;transform:translate(-50%,-50%) scale(.6)}15%{opacity:1;transform:translate(-50%,-50%) scale(1.1)}30%{transform:translate(-50%,-50%) scale(1)}80%{opacity:1}to{opacity:0;transform:translate(-50%,-50%) scale(1)}}.guard-badge{position:absolute;top:18px;left:50%;transform:translate(-50%);font:22px Bungee,sans-serif;padding:8px 18px;border-radius:30px;background:#36d07a26;color:var(--green);border:2px solid var(--green);opacity:0;transition:opacity .12s}.guard-badge.on{opacity:1}.hands-lost{position:absolute;bottom:22px;left:50%;transform:translate(-50%);background:#000000bf;padding:10px 18px;border-radius:10px;font-weight:600}.debug{position:absolute;left:12px;top:12px;margin:0;background:#000000b3;color:#9effc4;font:12px/1.45 ui-monospace,monospace;padding:10px 12px;border-radius:8px;pointer-events:none}.counters{display:flex;justify-content:center;align-items:center;gap:28px;padding:14px 24px 18px;color:var(--muted);font-size:12px}.counters div{display:flex;flex-direction:column;align-items:center;gap:2px}.counters b{font:22px Bungee,sans-serif;color:var(--text)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#080a0ed1;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:10}.overlay[hidden]{display:none}.card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:36px 40px;width:min(480px,calc(100vw - 32px));text-align:center}.ov-icon{font-size:64px;line-height:1;margin-bottom:8px}.card h2{font:30px Bungee,sans-serif;margin:0 0 10px}.card p{color:var(--muted);line-height:1.5;margin:0 0 22px}.progress{height:12px;background:#0b0d11;border-radius:6px;overflow:hidden;margin:0 0 22px}.progress i{display:block;height:100%;width:0;background:var(--green);transition:width 80ms linear}.ov-hands{display:flex;justify-content:center;gap:14px;margin-bottom:22px}.ov-hands span{font:16px Bungee,sans-serif;padding:10px 18px;border-radius:10px;border:2px solid var(--line);color:var(--muted)}.ov-hands span.done{border-color:var(--green);color:var(--green)}.ov-hands span.done:after{content:" ✓"}@media (max-width: 900px){.stage{grid-template-columns:1fr;padding:0 16px}.hand-panel{display:none}.counters{flex-wrap:wrap;gap:16px}}.lean-box{display:flex;align-items:center;gap:10px}.lean-box small{font:12px ui-monospace,monospace;color:#9aa1b0;min-width:190px}.lean-pad{position:relative;width:100px;height:100px;border:2px solid #3a4152;border-radius:50%;background:linear-gradient(#3a4152,#3a4152) center / 2px 100% no-repeat,linear-gradient(#3a4152,#3a4152) center / 100% 2px no-repeat}.lean-pad i{position:absolute;left:50%;top:50%;width:16px;height:16px;margin:-8px;border-radius:50%;background:#6dff9e;transition:transform 60ms}