:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a25;--bg-hover: #252535;--border-color: #2a2a3a;--border-accent: #3a5a8a;--text-primary: #e0e0e8;--text-secondary: #8888a0;--text-muted: #555566;--accent-blue: #4a8ad4;--accent-cyan: #00d4d4;--accent-green: #4ad474;--accent-yellow: #d4d44a;--accent-red: #d44a4a;--mako-glow: #00ff88;--panel-shadow: 0 4px 20px rgba(0, 0, 0, .5)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,SF Pro Display,-apple-system,sans-serif;background:var(--bg-primary);color:var(--text-primary);overflow:hidden;height:100vh}.app-container{display:flex;flex-direction:column;height:100vh}.app-header{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:linear-gradient(180deg,var(--bg-secondary) 0%,var(--bg-primary) 100%);border-bottom:1px solid var(--border-color);z-index:100}.app-header h1{font-size:1.4rem;font-weight:600;background:linear-gradient(135deg,var(--accent-cyan),var(--mako-glow));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 30px rgba(0,255,136,.3)}.file-controls{display:flex;align-items:center;gap:12px}#file-input{display:none}.file-label{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-tertiary);border:1px solid var(--border-accent);border-radius:6px;cursor:pointer;transition:all .2s ease}.file-label:hover{background:var(--bg-hover);border-color:var(--accent-cyan);box-shadow:0 0 15px #00d4d433}.file-icon{font-size:1.1rem}.file-text{font-size:.9rem;font-weight:500}.file-name{font-size:.85rem;color:var(--text-secondary);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-main{display:flex;flex:1;overflow:hidden}.panel{background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;overflow:hidden}.panel-left{width:320px;min-width:280px}.panel-right{width:300px;min-width:250px;border-right:none;border-left:1px solid var(--border-color);display:flex;flex-direction:column}.panel-section{display:flex;flex-direction:column;flex:1;min-height:0;border-bottom:1px solid var(--border-color)}.panel-section:last-child{border-bottom:none}.panel-header{padding:12px 16px;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.panel-header h2{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary)}.panel-content{flex:1;overflow-y:auto;padding:12px}.placeholder{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:.9rem;text-align:center;padding:20px}.viewport-container{flex:1;display:flex;flex-direction:column;background:var(--bg-primary);min-width:400px}.viewport{flex:1;position:relative;background:radial-gradient(ellipse at center,#151520,#0a0a0f)}.viewport canvas{display:block}.viewport-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;pointer-events:none}.viewport-overlay.hidden{display:none}.drop-zone{padding:60px 80px;border:2px dashed var(--border-accent);border-radius:16px;text-align:center;background:#1a1a25cc;pointer-events:auto;transition:all .3s ease}.drop-zone.drag-over{border-color:var(--accent-cyan);background:#00d4d41a;box-shadow:0 0 40px #00d4d433}.drop-icon{font-size:3rem;margin-bottom:16px;opacity:.7}.drop-text{font-size:1.2rem;font-weight:500;color:var(--text-primary);margin-bottom:8px}.drop-hint{font-size:.85rem;color:var(--text-muted)}.viewport-controls{display:flex;align-items:center;gap:16px;padding:10px 16px;background:var(--bg-secondary);border-top:1px solid var(--border-color)}.viewport-controls label{display:flex;align-items:center;gap:6px;font-size:.85rem;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none}.viewport-controls label:hover{color:var(--text-primary)}.viewport-controls input[type=checkbox]{accent-color:var(--accent-cyan)}.viewport-controls button{margin-left:auto;padding:6px 14px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:4px;color:var(--text-secondary);font-size:.85rem;cursor:pointer;transition:all .2s ease}.viewport-controls button:hover{background:var(--bg-hover);border-color:var(--border-accent);color:var(--text-primary)}.status-bar{display:flex;align-items:center;justify-content:space-between;padding:6px 16px;background:var(--bg-secondary);border-top:1px solid var(--border-color);font-size:.8rem;color:var(--text-secondary)}#stats-text{color:var(--text-muted)}.debug-section{margin-bottom:16px;background:var(--bg-tertiary);border-radius:6px;overflow:hidden}.debug-section-header{padding:10px 12px;background:var(--bg-hover);font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--accent-cyan);border-bottom:1px solid var(--border-color)}.debug-section-content{padding:10px 12px}.debug-row{display:flex;justify-content:space-between;padding:4px 0;font-size:.85rem;border-bottom:1px solid rgba(255,255,255,.05)}.debug-row:last-child{border-bottom:none}.debug-label{color:var(--text-secondary)}.debug-value{color:var(--text-primary);font-family:SF Mono,Consolas,monospace}.debug-value.hex{color:var(--accent-green)}.debug-value.number{color:var(--accent-yellow)}.section-item{margin-bottom:8px;background:var(--bg-tertiary);border-radius:6px;overflow:hidden}.section-header{display:flex;align-items:center;padding:10px 12px;cursor:pointer;transition:background .2s ease}.section-header:hover{background:var(--bg-hover)}.section-index{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);border-radius:4px;font-size:.75rem;font-weight:600;color:var(--accent-cyan);margin-right:10px}.section-info{flex:1}.section-type{font-size:.85rem;font-weight:500;color:var(--text-primary)}.section-size{font-size:.75rem;color:var(--text-muted);margin-top:2px}.section-details{padding:10px 12px;background:var(--bg-primary);border-top:1px solid var(--border-color);font-size:.8rem;display:none}.section-item.expanded .section-details{display:block}.texture-preview{display:flex;flex-direction:column;align-items:center;justify-content:center}.texture-preview canvas{max-width:100%;max-height:200px;border:1px solid var(--border-color);border-radius:4px;image-rendering:pixelated}.texture-info{margin-top:8px;font-size:.8rem;color:var(--text-secondary);text-align:center}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-accent)}.loading{position:relative}.loading:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#0a0a0fcc;display:flex;align-items:center;justify-content:center}.vertex-list{max-height:200px;overflow-y:auto;font-family:SF Mono,Consolas,monospace;font-size:.75rem;background:var(--bg-primary);padding:8px;border-radius:4px;margin-top:8px}.vertex-item{color:var(--text-muted);padding:2px 0}.vertex-item span{color:var(--accent-yellow)}