:root{--bg-primary:#0a0a0f;--bg-secondary:#12121a;--bg-panel:#16161f;--text-primary:#e0e0e8;--text-secondary:#8888a0;--accent:#4a7cff;--accent-dim:#2a4a99;--border:#22222e;--glow:#4a7cff26}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-primary);width:100%;height:100%;color:var(--text-primary);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:13px;overflow:hidden}#app{flex-direction:column;height:100vh;display:flex}#loading-overlay{z-index:200;background:#0a0a0fd9;flex-direction:column;justify-content:center;align-items:center;gap:20px;transition:opacity .4s;display:flex;position:fixed;inset:0}#loading-overlay.hidden{opacity:0;pointer-events:none}.loading-spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-secondary);letter-spacing:1px;font-size:13px}#info-bar{background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-direction:column;padding:0;display:flex}#info-bar-top{padding:8px 20px 4px}#info-bar-bottom{align-items:center;gap:16px;padding:2px 20px 8px;display:flex}#app-title{letter-spacing:.5px;color:var(--text-primary);font-size:14px;font-weight:500}#sim-title{letter-spacing:.5px;color:var(--accent);font-family:JetBrains Mono,monospace;font-size:13px;font-weight:400}#sim-params{color:var(--text-secondary);gap:16px;font-size:12px;display:flex}.param{gap:4px;display:flex}.param-label{color:var(--text-secondary)}.param-value{color:var(--text-primary)}.param-tooltip{background:var(--border);width:14px;height:14px;color:var(--text-secondary);cursor:help;border-radius:50%;justify-content:center;align-items:center;margin-left:3px;font-size:9px;font-weight:600;display:inline-flex;position:relative}.param-tooltip:hover:after{content:attr(title);background:var(--bg-panel);border:1px solid var(--border);color:var(--text-primary);white-space:nowrap;z-index:100;pointer-events:none;border-radius:4px;padding:6px 10px;font-size:11px;font-weight:400;position:absolute;bottom:22px;left:50%;transform:translate(-50%);box-shadow:0 4px 12px #00000080}#info-bar .param-tooltip:hover:after{top:22px;bottom:auto}.param-label sub{vertical-align:baseline;font-size:.75em;position:relative;top:.3em}#tabs{background:var(--bg-secondary);border-bottom:1px solid var(--border);display:flex}.tab{color:var(--text-secondary);letter-spacing:1.5px;text-transform:uppercase;cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:8px 24px;font-family:inherit;font-size:11px;font-weight:500;transition:all .2s}.tab:hover{color:var(--text-primary);background:var(--glow)}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}.panel{flex:1;display:none;position:relative;overflow:hidden}.panel.active{flex-direction:column;display:flex}#merger-canvas{flex:1;width:100%;min-height:0;display:block}#data-carousel{border-top:1px solid var(--border);background:var(--bg-primary);width:100%;height:140px;min-height:140px;position:relative}.carousel-slides{width:100%;height:100%}.carousel-slide{width:100%;height:100%;display:none}.carousel-slide.active{display:block}.carousel-slide canvas{width:100%;height:100%;display:block}.carousel-btn{background:var(--bg-panel);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;z-index:5;opacity:.5;border-radius:3px;width:22px;height:32px;font-size:10px;transition:opacity .2s;position:absolute;top:50%;transform:translateY(-50%)}.carousel-btn:hover{opacity:1;color:var(--text-primary)}.carousel-prev{left:4px}.carousel-next{right:4px}.carousel-dots{z-index:5;gap:6px;display:flex;position:absolute;bottom:4px;left:50%;transform:translate(-50%)}.carousel-dots .dot{background:var(--border);cursor:pointer;border-radius:50%;width:6px;height:6px;transition:background .2s}.carousel-dots .dot.active{background:var(--accent)}#merger-controls{background:var(--bg-secondary);border-top:1px solid var(--border);grid-template-columns:1fr auto auto;gap:0;padding:0;display:grid}.ctrl-col{border-right:1px solid var(--border);flex-direction:column;gap:5px;padding:8px 16px;display:flex}.ctrl-col:last-child{border-right:none}.ctrl-playback{gap:6px}.ctrl-row{align-items:center;gap:10px;display:flex}.ctrl-heading{text-transform:uppercase;letter-spacing:1.2px;color:var(--text-secondary);margin-bottom:2px;font-size:10px;font-weight:500}.ctrl-slider-row{align-items:center;gap:8px;display:flex}.ctrl-label{color:var(--text-secondary);min-width:65px;font-size:11px}.ctrl-toggle{color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:4px;font-size:11px;display:flex}.ctrl-toggle input{accent-color:var(--accent)}#time-slider{appearance:none;background:var(--border);border-radius:2px;outline:none;flex:1;height:4px}#time-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;width:14px;height:14px;box-shadow:0 0 8px var(--glow);border-radius:50%}#time-display{color:var(--text-secondary);min-width:100px;font-size:11px}#play-btn,#reset-cam-btn{background:var(--accent-dim);color:var(--text-primary);cursor:pointer;border:none;border-radius:4px;padding:6px 14px;font-size:12px;transition:background .2s}#play-btn:hover,#reset-cam-btn:hover{background:var(--accent)}.ctrl-slider-row input[type=range]{appearance:none;background:var(--border);border-radius:2px;outline:none;width:70px;height:3px}.ctrl-slider-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border-radius:50%;width:10px;height:10px}.ctrl-slider-row select{background:var(--bg-panel);color:var(--text-primary);border:1px solid var(--border);cursor:pointer;border-radius:3px;padding:2px 6px;font-family:inherit;font-size:11px}#panel-dashboard{padding:16px 20px;overflow-y:auto}#catalog-list{flex-direction:column;gap:1px;display:flex}.cat-header{background:var(--bg-secondary);border-bottom:1px solid var(--border);color:var(--text-secondary);letter-spacing:.5px;z-index:1;grid-template-columns:100px repeat(6,1fr);gap:8px;padding:8px 12px;font-size:11px;font-weight:500;display:grid;position:sticky;top:0}.cat-row{background:var(--bg-panel);cursor:pointer;grid-template-columns:100px repeat(6,1fr);align-items:center;gap:8px;padding:6px 12px;font-size:12px;transition:background .12s;display:grid}.cat-row:hover{background:#4a7cff0f}.cat-row.selected{box-shadow:inset 2px 0 0 var(--accent);background:#4a7cff1a}.cat-col{white-space:nowrap;overflow:hidden}.cat-id-col{min-width:0}.cat-sim-name{color:var(--accent);font-family:JetBrains Mono,monospace;font-size:11px}.cat-bar-cell{align-items:center;height:20px;display:flex;position:relative}.cat-bar{opacity:.2;border-radius:2px;transition:width .2s;position:absolute;top:2px;bottom:2px;left:0}.cat-val{z-index:1;color:var(--text-primary);padding-left:4px;font-size:11px;position:relative}#panel-implementation{overflow-y:auto}#implementation-content{max-width:720px;margin:0 auto;padding:32px 24px 64px}.impl-section{margin-bottom:32px}.impl-section h2{color:var(--accent);letter-spacing:.3px;margin-bottom:10px;font-size:16px;font-weight:600}.impl-section h3{color:var(--text-primary);margin:14px 0 6px;font-size:13px;font-weight:500}.impl-section p{color:var(--text-secondary);margin-bottom:8px;font-size:13px;line-height:1.7}.impl-section strong{color:var(--text-primary);font-weight:500}.impl-section em{color:var(--text-primary);font-style:italic}.impl-section code{background:var(--bg-panel);color:var(--accent);border-radius:3px;padding:1px 5px;font-family:JetBrains Mono,monospace;font-size:12px}.impl-section a{color:var(--accent);text-decoration:none}.impl-section a:hover{text-decoration:underline}.impl-section ul{margin:8px 0;padding-left:20px}.impl-section li{color:var(--text-secondary);margin-bottom:6px;font-size:13px;line-height:1.7}.impl-divider{border-top:1px solid var(--border);margin:40px 0;padding:0}.formula{color:var(--text-primary);background:var(--bg-panel);border-left:3px solid var(--accent-dim);border-radius:0 4px 4px 0;margin:14px 0;padding:12px 20px;overflow-x:auto}.formula .katex{font-size:1.1em}#panel-about{overflow-y:auto}#about-content{max-width:520px;margin:0 auto;padding:40px 24px 64px;line-height:1.6}#about-content h3{color:#ffffffe6;margin-bottom:4px;font-size:18px;font-weight:600}#about-content .about-tagline{color:#ffc864b3;margin-bottom:16px;font-size:13px;font-style:italic}#about-content p{color:#fff9;margin-bottom:12px;font-size:13px}#about-content h4{text-transform:uppercase;letter-spacing:1.5px;color:#fff6;margin:20px 0 8px;font-size:12px;font-weight:500}#about-content code{background:var(--bg-panel);color:var(--accent);border-radius:3px;padding:1px 5px;font-family:JetBrains Mono,monospace;font-size:12px}#about-content a{color:#ffc864cc;text-decoration:none;transition:color .2s}#about-content a:hover{color:#ffc864;text-decoration:underline}.about-links{gap:16px;display:flex}.about-links a{font-size:12px}@media (width<=768px){html,body,#app{height:100dvh}#info-bar-top{padding:6px 12px 2px}#app-title{font-size:12px}#info-bar-bottom{flex-wrap:wrap;gap:8px;padding:2px 12px 6px}#sim-title{font-size:11px}.param{font-size:10px}#tabs{white-space:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none;overflow-x:auto}#tabs::-webkit-scrollbar{display:none}.tab{padding:6px 14px;font-size:10px}#merger-canvas{min-height:200px}#data-carousel{height:100px;min-height:100px}#merger-controls{flex-direction:column;gap:4px;padding:6px 10px;display:flex}.ctrl-col{border-right:none;border-bottom:1px solid var(--border);flex-flow:wrap;align-items:center;gap:6px;padding:4px 0}.ctrl-col:last-child{border-bottom:none}.ctrl-heading{width:100%;margin-bottom:0}.ctrl-playback .ctrl-row{flex-wrap:wrap;gap:6px}.ctrl-slider-row{flex:1;min-width:120px}.ctrl-slider-row input[type=range]{flex:1;width:auto}.ctrl-label{min-width:55px;font-size:10px}#time-display{min-width:auto;font-size:10px}#play-btn,#reset-cam-btn{padding:5px 10px;font-size:11px}.ctrl-toggle,.ctrl-slider-row select{font-size:10px}.cat-header,.cat-row{grid-template-columns:65px repeat(6,1fr);gap:4px;padding:6px 8px;font-size:10px}.cat-sim-name{font-size:9px}.cat-bar-cell{height:16px}#implementation-content{max-width:100%;padding:20px 14px 40px}.impl-section h2{font-size:14px}.impl-section p,.impl-section li{font-size:12px}.formula{padding:8px 12px;overflow-x:auto}.formula .katex{font-size:.95em}#about-content{max-width:100%;padding:24px 14px 40px}.param-tooltip:hover:after{white-space:normal;max-width:200px;left:auto;right:0;transform:none}.loading-text{font-size:12px}}