:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:#ffffffde;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#050505;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}body{place-items:center;min-width:320px;min-height:100vh;margin:0;display:flex}:root{--apple-bg:#09090b;--apple-text:#f5f5f7;--apple-gray:#86868b;--glass:#141419b3;--glass-border:#ffffff14}*{box-sizing:border-box;-webkit-font-smoothing:antialiased}body,html{background-color:var(--apple-bg);width:100%;height:100%;color:var(--apple-text);margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,SF Pro Display,Helvetica Neue,Arial,sans-serif;overflow:hidden}#root-container{flex-direction:column;width:100vw;height:100vh;padding:16px 20px 8px;display:flex}.app-header{text-align:center;padding-bottom:8px}.app-header h1{letter-spacing:-.02em;color:#fff;margin:0;font-size:1.8rem;font-weight:600}.app-header p{color:var(--apple-gray);margin:2px 0 0;font-size:.8rem}.app-main{flex:1;width:100%;min-height:0;display:flex}.hand-tracker-container{background:#121214;border:1px solid #ffffff0d;border-radius:16px;flex:1;width:100%;position:relative;overflow:hidden;box-shadow:0 10px 40px #0000004d}.app-footer{text-align:center;color:var(--apple-gray);opacity:.5;padding-top:4px;font-size:.65rem}.app-footer p{margin:1px 0}.controls-panel{background:var(--glass);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);z-index:100;border-radius:40px;align-items:center;gap:12px;padding:8px 16px;display:flex;position:absolute;top:20px;left:50%;transform:translate(-50%);box-shadow:0 4px 24px #00000014}.palette{align-items:center;gap:8px;display:flex}.color-swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:14px;transition:transform .2s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden}.color-swatch:hover{transform:scale(1.1)}.color-swatch.active{border:2px solid #fff;transform:scale(1.1);box-shadow:0 0 0 1px #0000001a}.hover-ring{background:#0000001a;width:100%;transition:height .1s linear;position:absolute;bottom:0;left:0}.video-wrapper{background:#000;width:100%;height:100%;position:relative}.output-canvas{object-fit:cover;width:100%;height:100%;transform:scaleX(-1)}.loader-overlay,.start-overlay{background:var(--apple-bg);z-index:200;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.btn-primary{background:var(--apple-text);color:#fff;cursor:pointer;border:none;border-radius:30px;padding:12px 28px;font-size:1rem;font-weight:500;transition:opacity .2s}.status-badge{background:var(--glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:110;border:1px solid var(--glass-border);color:#fff;border-radius:20px;align-items:center;gap:8px;padding:6px 14px;font-size:11px;font-weight:600;display:flex;position:absolute;top:20px;left:20px}.dot{background:#ff3b30;border-radius:50%;width:8px;height:8px}.dot.active{background:#34c759}.air-toast{background:var(--glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:150;border:1px solid var(--glass-border);color:#fff;border-radius:20px;padding:8px 20px;font-size:13px;font-weight:500;position:absolute;top:90px;left:50%;transform:translate(-50%)}.gesture-hint{background:var(--glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--apple-gray);border:1px solid var(--glass-border);border-radius:20px;padding:6px 18px;font-size:12px;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.loader{border:3px solid #eee;border-top-color:var(--apple-text);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=768px){#root-container{padding:16px}.app-header h1{font-size:1.6rem}.app-header p{font-size:.8rem}.controls-panel{gap:8px;max-width:90%;padding:6px 10px;top:12px}.color-swatch{width:28px;height:28px;font-size:12px}.status-badge{padding:4px 10px;font-size:9px;top:12px;left:12px}.air-toast{padding:6px 14px;font-size:11px;top:70px}.gesture-hint{padding:4px 12px;font-size:10px;bottom:16px}.app-footer{padding-top:6px}}