:root{color-scheme:dark;--bg:#0c111b;--card:#141d2b;--line:#283549;--text:#eff4f8;--muted:#9cacbd;--accent:#81edc9;--warn:#e8ba7b;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 70% 0%,#142332 0,transparent 55%),var(--bg);color:var(--text)}main{max-width:1392px;margin:0 auto;padding:24px 32px 30px}.topbar{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:20px}.wordmark{display:flex;gap:10px;align-items:center;font-size:13px;font-weight:750;letter-spacing:1.6px}.wordmark small{font-size:10px;color:#7d92aa;font-weight:500;margin-left:12px;letter-spacing:1px}.mark{display:inline-grid;place-items:center;width:27px;height:27px;border:1px solid var(--accent);border-radius:7px;color:var(--accent);font-size:17px}.local-badge{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:7px}.local-badge span{height:6px;width:6px;border-radius:100%;background:var(--accent)}.intro{display:flex;align-items:center;justify-content:space-between;gap:25px;margin:38px 0 25px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--accent);margin:0 0 10px}h1{font-size:clamp(27px,3.2vw,40px);line-height:1.25;letter-spacing:-1.3px;font-weight:650;margin:0}.lead{font-size:13px;line-height:1.8;color:var(--muted);margin:12px 0 0}.actions{display:flex;gap:9px;flex-shrink:0}button{font:inherit;font-size:13px;font-weight:600;border-radius:9px;padding:12px 16px;border:1px solid var(--line);cursor:pointer;white-space:nowrap;transition:background .15s,opacity .15s}button:disabled{opacity:.4;cursor:default}.primary{display:flex;align-items:center;gap:8px;background:var(--accent);border-color:var(--accent);color:#0b251f;min-height:46px}.primary:not(:disabled):hover{background:#adf8de}.primary svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6}.secondary{background:#1b293b;color:var(--text)}.secondary:not(:disabled):hover{background:#2a3c50}.text-button{border:0;background:none;color:var(--muted);padding:0;font-size:11px}.statusbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;padding:12px 15px;min-height:44px;font-size:12px;border:1px solid var(--line);background:#111d2b;border-radius:10px;margin-bottom:16px}.statusbar #detail{color:var(--muted);font-size:11px}.status-dot{width:6px;height:6px;border-radius:100%;background:#74889e}.status-dot.active{background:var(--accent);box-shadow:0 0 12px #81edc94d}.status-dot.error{background:#ff9487}#error{font-size:13px;line-height:1.7;white-space:pre-wrap;border:1px solid #734044;background:#311e29;padding:12px 16px;border-radius:10px;margin-bottom:14px;color:#ffb7af}.stages{display:grid;grid-template-columns:1fr 1fr;gap:16px}.panel{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;min-width:0}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px}.panel-head h2{font-size:14px;font-weight:600;margin:0}.panel-head h2 span{font-size:10px;color:#6f879b;margin-right:8px;font-variant-numeric:tabular-nums}.panel-caption{font-size:10px;color:var(--muted);text-align:right}.camera-space,.model-space{position:relative;aspect-ratio:4/3;overflow:hidden;background:#101821}.camera-space video,.camera-space canvas,.model-space canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block}.camera-space video{opacity:0}.camera-space.live video{opacity:1}.camera-space.live #cameraFrame{opacity:0}.camera-space.mirrored video,.camera-space.mirrored #cameraFrame{transform:scaleX(-1)}.model-space.mirrored canvas{transform:scaleX(-1)}.model-space canvas{touch-action:none}.empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;background:radial-gradient(circle at center,#192835,transparent 80%)}.empty[hidden]{display:none}.hand-outline{color:#647e91;font-size:40px;margin-bottom:4px}.empty strong{font-size:14px;font-weight:500;color:#bacad8}.empty span{font-size:11px;line-height:1.9;color:#74889e}.frame-tag{position:absolute;top:14px;left:14px;border-radius:5px;background:#09130dda;color:#abefd2;font-size:9px;letter-spacing:1px;padding:6px 8px}.frame-tag i{display:inline-block;width:5px;height:5px;border-radius:100%;background:#83efc4;margin-right:5px}.model-empty{position:absolute;left:12%;right:12%;top:46%;font-size:12px;color:#8ba0b4;pointer-events:none;text-align:center;line-height:1.8}.inference-tag{position:absolute;right:12px;top:12px;font-size:10px;padding:6px 9px;border-radius:6px;background:#312a20dd;color:var(--warn)}.panel-foot{padding:13px 17px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;min-height:48px;font-size:11px;color:var(--muted)}label{display:inline-flex;gap:5px;align-items:center}input[type=checkbox]{accent-color:var(--accent);margin:0;width:13px;height:13px}.tiny{font-size:10px;color:#70869a}.metrics{display:grid;grid-template-columns:repeat(4,1fr);margin:16px 0;gap:10px}.metrics>div{border:1px solid var(--line);background:#111c29;border-radius:10px;padding:14px 16px}.metrics span{display:block;font-size:10px;color:var(--muted);margin-bottom:8px}.metrics strong{font-weight:550;font-size:22px;letter-spacing:-.5px;font-variant-numeric:tabular-nums}.metrics small{font-size:9px;color:#71889e}.notice{font-size:11px;line-height:1.8;color:#c7b18d;background:#201f1c;border-left:2px solid #846a42;padding:11px 14px;border-radius:0 6px 6px 0}details{border:1px solid var(--line);background:#111b28;padding:13px 16px;margin-top:12px;border-radius:9px;font-size:12px;color:var(--muted)}summary{cursor:pointer;color:#cad7e2;font-size:12px}details p{font-size:11px;line-height:1.9;margin:12px 0}.settings-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:16px}.settings-grid label{align-items:stretch;flex-direction:column;font-size:11px;gap:8px}select{border:1px solid #344358;border-radius:6px;color:#dbe5ee;background:#182738;font:inherit;padding:9px 10px;width:100%}footer{display:flex;justify-content:space-between;gap:20px;margin-top:22px;color:#62768a;font-size:9px;letter-spacing:.6px;line-height:1.8}a{color:#849bb0}button:focus-visible,summary:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media(max-width:800px){main{padding:20px 15px 24px}.intro{margin:26px 0 19px;display:block}.actions{margin-top:18px}.primary{flex:1;justify-content:center}.stages{gap:12px}.panel-head{padding:12px}.panel-foot{padding:10px;gap:9px}.panel-caption{font-size:9px}.metrics{gap:7px}.metrics>div{padding:11px}.metrics strong{font-size:19px}.metrics small{display:block;margin-top:4px}.settings-grid{grid-template-columns:repeat(2,1fr)}.wordmark small{display:none}footer{display:block}}
@media(max-width:560px){.stages{grid-template-columns:1fr}.camera-space{aspect-ratio:16/9}.model-space{aspect-ratio:4/3}.panel-head{padding:12px 14px}.panel-foot{padding:12px 14px}.metrics{grid-template-columns:repeat(2,1fr)}.metrics small{display:inline;margin-left:4px}.local-badge{font-size:10px}.statusbar #detail{width:100%;padding-left:15px}.notice{font-size:10px}.settings-grid{grid-template-columns:1fr 1fr}.empty{gap:6px}.empty .hand-outline{font-size:25px}.empty strong{font-size:12px}.empty span{font-size:10px}}