:root{--bg-primary: #191919;--bg-secondary: #222222;--bg-tertiary: #2a2a2a;--bg-elevated: #303030;--bg-hover: #383838;--bg-active: #404040;--bg-overlay: rgba(0, 0, 0, .75);--bg-canvas: #111111;--surface: rgba(42, 42, 42, .95);--surface-hover: rgba(56, 56, 56, .95);--surface-active: rgba(64, 64, 64, .95);--surface-border: rgba(255, 255, 255, .07);--surface-border-hover: rgba(255, 255, 255, .12);--accent: #3b82f6;--accent-hover: #60a5fa;--accent-active: #2563eb;--accent-muted: rgba(59, 130, 246, .12);--accent-glow: rgba(59, 130, 246, .25);--accent-gradient: linear-gradient(135deg, #3b82f6, #6366f1);--accent-gradient-vivid: linear-gradient(135deg, #3b82f6, #6366f1, #a855f7);--pink: #ec4899;--cyan: #22d3ee;--green: #34d399;--orange: #fb923c;--red: #ef4444;--yellow: #fbbf24;--text-primary: #d4d4d4;--text-secondary: #9a9a9a;--text-muted: #6a6a6a;--text-disabled: #4a4a4a;--text-accent: #60a5fa;--text-on-accent: #ffffff;--border: #2c2c2c;--border-hover: #3c3c3c;--border-focus: rgba(59, 130, 246, .5);--border-accent: rgba(59, 130, 246, .3);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .6);--shadow-xl: 0 12px 40px rgba(0, 0, 0, .7);--shadow-glow: 0 0 12px rgba(59, 130, 246, .2);--shadow-glow-lg: 0 0 32px rgba(59, 130, 246, .25);--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display: "Outfit", sans-serif;--font-mono: "JetBrains Mono", "Cascadia Code", "Fira Code", monospace;--text-xs: .6875rem;--text-sm: .75rem;--text-base: .8125rem;--text-md: .875rem;--text-lg: 1rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 2rem;--weight-light: 300;--weight-regular: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--radius-xs: 3px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--radius-full: 9999px;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in-out: cubic-bezier(.76, 0, .24, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--duration-fast: .1s;--duration-normal: .18s;--duration-slow: .3s;--sidebar-width: 260px;--toolbar-height: 40px;--timeline-height: 180px;--panel-padding: var(--space-3);--z-base: 1;--z-panels: 10;--z-toolbar: 20;--z-dropdown: 30;--z-modal: 100;--z-toast: 200;--z-loader: 1000;--scrollbar-width: 5px;--scrollbar-track: transparent;--scrollbar-thumb: rgba(255, 255, 255, .08);--scrollbar-thumb-hover: rgba(255, 255, 255, .16)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-primary);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;user-select:none}input,textarea,select,button{font-family:inherit;font-size:inherit;color:inherit;border:none;outline:none;background:none}button{cursor:pointer}a{color:var(--text-accent);text-decoration:none}img,video,canvas{display:block;max-width:100%}::-webkit-scrollbar{width:var(--scrollbar-width);height:var(--scrollbar-width)}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover)}::selection{background:var(--accent-muted);color:var(--text-primary)}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.no-select{user-select:none;-webkit-user-select:none}#app{width:100vw;height:100vh;display:grid;grid-template-columns:var(--sidebar-width) 1fr var(--sidebar-width);grid-template-rows:var(--toolbar-height) 1fr var(--timeline-height);grid-template-areas:"toolbar toolbar toolbar" "sidebar-left preview sidebar-right" "timeline timeline timeline";overflow:hidden;background:var(--bg-primary)}.toolbar{grid-area:toolbar;z-index:var(--z-toolbar);display:flex;align-items:center;padding:0 var(--space-3);background:var(--bg-secondary);border-bottom:1px solid var(--border);gap:var(--space-1)}.sidebar-left{grid-area:sidebar-left;z-index:var(--z-panels);display:flex;flex-direction:column;background:var(--bg-secondary);border-right:1px solid var(--border);overflow:hidden}.preview-area{grid-area:preview;position:relative;display:flex;align-items:center;justify-content:center;background:var(--bg-canvas);overflow:hidden;min-width:0;min-height:0}.sidebar-right{grid-area:sidebar-right;z-index:var(--z-panels);display:flex;flex-direction:column;background:var(--bg-secondary);border-left:1px solid var(--border);overflow:hidden}.timeline-area{grid-area:timeline;z-index:var(--z-panels);display:flex;flex-direction:column;background:var(--bg-secondary);border-top:1px solid var(--border);overflow:hidden}.resize-handle{position:absolute;z-index:calc(var(--z-panels) + 1);background:transparent;transition:background var(--duration-fast) ease}.resize-handle:hover,.resize-handle.active{background:var(--accent)}.resize-handle-h{width:3px;height:100%;cursor:col-resize;top:0}.resize-handle-v{width:100%;height:3px;cursor:row-resize;left:0}.panel-section{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--border)}.panel-section:last-child{border-bottom:none}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);cursor:pointer;transition:background var(--duration-fast) ease;gap:var(--space-2)}.panel-header:hover{background:var(--bg-hover)}.panel-header h3{font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary)}.panel-header .chevron{width:16px;height:16px;color:var(--text-muted);transition:transform var(--duration-normal) var(--ease-out)}.panel-header.collapsed .chevron{transform:rotate(-90deg)}.panel-body{padding:var(--space-2) var(--space-4) var(--space-4);overflow:hidden;transition:max-height var(--duration-slow) var(--ease-out)}.panel-body.collapsed{max-height:0!important;padding:0 var(--space-4)}.panel-scroll{flex:1;overflow-y:auto;overflow-x:hidden}.tab-bar{display:flex;border-bottom:1px solid var(--border);padding:0 var(--space-2)}.tab-btn{padding:var(--space-2) var(--space-3);font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid transparent;transition:all var(--duration-normal) ease;white-space:nowrap}.tab-btn:hover{color:var(--text-secondary)}.tab-btn.active{color:var(--text-accent);border-bottom-color:var(--accent)}.param-row{display:flex;align-items:center;justify-content:space-between;padding:var(--space-1) 0;min-height:32px;gap:var(--space-2)}.param-label{font-size:var(--text-sm);color:var(--text-secondary);white-space:nowrap;flex-shrink:0;min-width:80px}.param-value{font-size:var(--text-xs);font-family:var(--font-mono);color:var(--text-muted);min-width:36px;text-align:right}.preset-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-2);padding:var(--space-2) 0}.preset-card{position:relative;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;border:2px solid transparent;transition:all var(--duration-normal) var(--ease-out);aspect-ratio:16 / 9;background:var(--bg-tertiary)}.preset-card:hover{border-color:var(--surface-border-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.preset-card.selected{border-color:var(--accent);box-shadow:var(--shadow-glow)}.preset-card canvas{width:100%;height:100%;object-fit:cover}.preset-card .preset-name{position:absolute;bottom:0;left:0;right:0;padding:var(--space-1) var(--space-2);font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--text-primary);background:linear-gradient(transparent,#000c)}.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-8) var(--space-4);border:2px dashed var(--border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--duration-normal) ease;text-align:center}.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent);background:var(--accent-muted)}.upload-zone .upload-icon{width:40px;height:40px;color:var(--text-muted)}.upload-zone .upload-text{font-size:var(--text-sm);color:var(--text-secondary)}.upload-zone .upload-hint{font-size:var(--text-xs);color:var(--text-muted)}.asset-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--duration-fast) ease}.asset-item:hover{background:var(--bg-hover)}.asset-item.active{background:var(--accent-muted)}.asset-item .asset-icon{width:32px;height:32px;border-radius:var(--radius-xs);background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.asset-item .asset-info{flex:1;min-width:0}.asset-item .asset-name{font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.asset-item .asset-meta{font-size:var(--text-xs);color:var(--text-muted)}.toolbar-brand{font-family:var(--font-display);font-size:var(--text-lg);font-weight:var(--weight-bold);background:var(--accent-gradient-vivid);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em;margin-right:var(--space-6)}.toolbar-group{display:flex;align-items:center;gap:var(--space-1)}.toolbar-separator{width:1px;height:24px;background:var(--border);margin:0 var(--space-3)}.toolbar-btn{display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);height:32px;border-radius:var(--radius-sm);font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--text-secondary);transition:all var(--duration-fast) ease}.toolbar-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.toolbar-btn.active{background:var(--accent-muted);color:var(--text-accent)}.toolbar-btn svg{width:16px;height:16px;pointer-events:none}.toolbar-btn-primary{background:var(--accent-gradient);color:var(--text-on-accent);font-weight:var(--weight-semibold);border-radius:var(--radius-sm);padding:var(--space-1) var(--space-4)}.toolbar-btn-primary:hover{opacity:.9;box-shadow:var(--shadow-glow)}.playback-controls{display:flex;align-items:center;gap:var(--space-2)}.play-btn{width:32px;height:32px;border-radius:var(--radius-full);background:var(--accent-gradient);display:flex;align-items:center;justify-content:center;color:#fff;transition:all var(--duration-fast) ease}.play-btn:hover{transform:scale(1.05);box-shadow:var(--shadow-glow)}.play-btn svg{width:14px;height:14px;pointer-events:none}.time-display{font-family:var(--font-mono);font-size:var(--text-sm);color:var(--text-secondary);min-width:80px}.preview-container{position:relative;background:#000;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-xl)}.preview-canvas{width:100%;height:100%;object-fit:contain;display:block}.preview-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity var(--duration-normal) ease;pointer-events:none}.preview-container:hover .preview-overlay{opacity:1}.preview-resolution{position:absolute;top:var(--space-2);right:var(--space-2);padding:var(--space-1) var(--space-2);font-size:var(--text-xs);font-family:var(--font-mono);color:var(--text-muted);background:#0009;border-radius:var(--radius-xs);backdrop-filter:blur(4px)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-12);text-align:center}.empty-state .empty-icon{width:64px;height:64px;color:var(--text-muted);opacity:.5}.empty-state .empty-title{font-size:var(--text-lg);font-weight:var(--weight-semibold);color:var(--text-secondary)}.empty-state .empty-desc{font-size:var(--text-sm);color:var(--text-muted);max-width:280px}.modal-overlay{position:fixed;inset:0;z-index:var(--z-modal);background:var(--bg-overlay);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;animation:fadeIn var(--duration-normal) var(--ease-out)}.modal{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:90%;max-width:520px;max-height:90vh;overflow-y:auto;animation:modalSlideIn var(--duration-slow) var(--ease-spring)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--border)}.modal-header h2{font-size:var(--text-lg);font-weight:var(--weight-semibold)}.modal-close{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:var(--text-muted);transition:all var(--duration-fast) ease}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{padding:var(--space-6)}.modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-3);padding:var(--space-4) var(--space-6);border-top:1px solid var(--border)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);font-size:var(--text-sm);font-weight:var(--weight-medium);transition:all var(--duration-fast) ease;white-space:nowrap;height:36px}.btn-primary{background:var(--accent-gradient);color:var(--text-on-accent)}.btn-primary:hover{opacity:.9;box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--bg-hover);color:var(--text-secondary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-active);color:var(--text-primary);border-color:var(--border-hover)}.btn-ghost{color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:#ef444426;color:var(--red)}.btn-danger:hover{background:#ef444440}.btn svg{width:16px;height:16px}.progress-bar{width:100%;height:4px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width var(--duration-normal) var(--ease-out)}.toast-container{position:fixed;top:var(--space-4);right:var(--space-4);z-index:var(--z-toast);display:flex;flex-direction:column;gap:var(--space-2)}.toast{padding:var(--space-3) var(--space-4);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--text-sm);animation:toastIn var(--duration-slow) var(--ease-spring);max-width:320px}.toast.success{border-left:3px solid var(--green)}.toast.error{border-left:3px solid var(--red)}.toast.info{border-left:3px solid var(--accent)}.preset-browser{display:grid;grid-template-columns:180px 1fr;height:70vh;gap:0}.preset-categories{border-right:1px solid var(--border);padding:var(--space-3);overflow-y:auto}.preset-category-btn{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);font-size:var(--text-sm);color:var(--text-secondary);text-align:left;transition:all var(--duration-fast) ease}.preset-category-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.preset-category-btn.active{background:var(--accent-muted);color:var(--text-accent)}.preset-category-count{font-size:var(--text-xs);color:var(--text-muted);margin-left:auto}.preset-list{padding:var(--space-3);overflow-y:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--space-3);align-content:start}.preset-list-item{border-radius:var(--radius-md);overflow:hidden;border:2px solid var(--border);cursor:pointer;transition:all var(--duration-normal) var(--ease-out);background:var(--bg-tertiary)}.preset-list-item:hover{border-color:var(--border-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.preset-list-item.selected{border-color:var(--accent);box-shadow:var(--shadow-glow)}.preset-list-item .preset-thumb{aspect-ratio:16 / 9;background:var(--bg-primary);position:relative;overflow:hidden}.preset-list-item .preset-info{padding:var(--space-2) var(--space-3)}.preset-list-item .preset-title{font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--text-primary);margin-bottom:2px}.preset-list-item .preset-desc{font-size:var(--text-xs);color:var(--text-muted)}.preset-view-slider{display:flex;width:200%;height:100%;transition:transform .3s cubic-bezier(.2,.8,.2,1)}.preset-view-slider.show-list{transform:translate(-50%)}.preset-view-pane{width:50%;height:100%;overflow-y:auto;overflow-x:hidden}.preset-folders{display:flex;flex-direction:column}.preset-folder{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--border);cursor:pointer;transition:background var(--duration-fast) ease}.preset-folder:hover{background:var(--bg-hover)}.folder-icon{font-size:1.2rem;opacity:.8}.folder-name{font-size:var(--text-sm);font-weight:var(--weight-medium);flex:1}.folder-count{font-size:var(--text-xs);color:var(--text-muted);background:var(--bg-tertiary);padding:2px 6px;border-radius:var(--radius-full)}.timeline-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-4);border-bottom:1px solid var(--border);min-height:36px;flex-shrink:0}.timeline-header-left,.timeline-header-right{display:flex;align-items:center;gap:var(--space-2)}.timeline-zoom{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--text-muted)}.timeline-zoom input[type=range]{width:80px;height:3px;accent-color:var(--accent)}.timeline-body{flex:1;display:flex;overflow:hidden;position:relative}.track-labels{width:120px;flex-shrink:0;border-right:1px solid var(--border);overflow:hidden}.track-label{display:flex;align-items:center;gap:var(--space-2);padding:0 var(--space-3);height:28px;font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--text-secondary);border-bottom:1px solid var(--border);cursor:pointer;transition:background var(--duration-fast) ease}.track-label:hover{background:var(--bg-hover)}.track-label .track-color{width:8px;height:8px;border-radius:var(--radius-full)}.track-label .track-color.audio{background:var(--cyan)}.track-label .track-color.visualizer{background:var(--accent)}.track-label .track-color.background{background:var(--green)}.track-label .track-color.text{background:var(--orange)}.track-label .track-color.logo{background:var(--pink)}.track-label .track-color.effects{background:var(--yellow)}.track-label .track-eye{width:14px;height:14px;color:var(--text-muted);margin-left:auto;opacity:.5;transition:opacity var(--duration-fast) ease}.track-label:hover .track-eye{opacity:1}.timeline-scroll{flex:1;overflow-x:auto;overflow-y:hidden;position:relative}.timeline-ruler{height:22px;position:relative;border-bottom:1px solid var(--border);background:var(--bg-tertiary);flex-shrink:0}.ruler-mark{position:absolute;top:0;bottom:0;display:flex;flex-direction:column;align-items:center}.ruler-mark .ruler-line{width:1px;flex:1;background:var(--border)}.ruler-mark .ruler-time{font-size:9px;font-family:var(--font-mono);color:var(--text-muted);padding:2px 4px;white-space:nowrap}.tracks-container{position:relative}.track-row{height:28px;position:relative;border-bottom:1px solid var(--border)}.track-row:nth-child(2n){background:#ffffff03}.track-clip{position:absolute;top:3px;height:22px;border-radius:var(--radius-xs);cursor:pointer;transition:box-shadow var(--duration-fast) ease;overflow:hidden}.track-clip:hover{box-shadow:0 0 0 1px var(--accent)}.track-clip.audio-clip{background:#22d3ee26;border:1px solid rgba(34,211,238,.3)}.track-clip.visualizer-clip{background:var(--accent-muted);border:1px solid var(--border-accent)}.track-clip .clip-waveform{width:100%;height:100%;opacity:.5}.timeline-playhead{position:absolute;top:0;bottom:0;width:2px;background:var(--red);z-index:10;pointer-events:none}.timeline-playhead:before{content:"";position:absolute;top:0;left:-5px;width:12px;height:12px;background:var(--red);clip-path:polygon(0 0,100% 0,50% 100%)}.keyframe-marker{position:absolute;top:50%;width:10px;height:10px;background:var(--accent);border:1px solid var(--bg-primary);transform:translate(-50%,-50%) rotate(45deg);cursor:pointer;z-index:5;transition:all var(--duration-fast) ease}.keyframe-marker:hover{background:var(--accent-hover);transform:translate(-50%,-50%) rotate(45deg) scale(1.2)}.keyframe-marker.selected{background:var(--pink);box-shadow:0 0 6px #ec489980}.waveform-overview{width:100%;height:100%;position:absolute;top:0;left:0;pointer-events:none}.waveform-overview canvas{width:100%;height:100%}.slider-control{display:flex;align-items:center;gap:var(--space-2);flex:1}.slider-track{position:relative;flex:1;height:4px;background:var(--bg-active);border-radius:var(--radius-full);cursor:pointer}.slider-fill{position:absolute;top:0;left:0;height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);pointer-events:none}.slider-thumb{position:absolute;top:50%;width:14px;height:14px;background:#fff;border-radius:var(--radius-full);transform:translate(-50%,-50%);cursor:grab;box-shadow:var(--shadow-sm);transition:transform var(--duration-fast) ease,box-shadow var(--duration-fast) ease;z-index:2}.slider-thumb:hover{transform:translate(-50%,-50%) scale(1.15);box-shadow:var(--shadow-glow)}.slider-thumb:active{cursor:grabbing;transform:translate(-50%,-50%) scale(1.1)}.color-picker-wrapper{position:relative;display:inline-flex}.color-swatch{width:28px;height:28px;border-radius:var(--radius-sm);border:2px solid var(--border);cursor:pointer;transition:border-color var(--duration-fast) ease}.color-swatch:hover{border-color:var(--border-hover)}.color-dropdown{position:absolute;top:calc(100% + 6px);right:0;z-index:var(--z-dropdown);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:var(--space-3);min-width:240px;animation:fadeIn var(--duration-normal) var(--ease-out)}.color-picker-canvas{width:100%;aspect-ratio:1;border-radius:var(--radius-sm);cursor:crosshair;margin-bottom:var(--space-2)}.color-hue-strip{width:100%;height:12px;border-radius:var(--radius-full);cursor:pointer;margin-bottom:var(--space-2);background:linear-gradient(to right,red,#ff0,#0f0,#0ff,#00f,#f0f,red)}.color-alpha-strip{width:100%;height:12px;border-radius:var(--radius-full);cursor:pointer;position:relative;margin-bottom:var(--space-2)}.color-hex-input{width:100%;padding:var(--space-2);background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:var(--text-sm);color:var(--text-primary);text-align:center}.color-hex-input:focus{border-color:var(--border-focus)}.toggle-switch{position:relative;width:36px;height:20px;background:var(--bg-active);border-radius:var(--radius-full);cursor:pointer;transition:background var(--duration-normal) ease}.toggle-switch.active{background:var(--accent)}.toggle-switch .toggle-thumb{position:absolute;top:2px;left:2px;width:16px;height:16px;background:#fff;border-radius:var(--radius-full);transition:transform var(--duration-normal) var(--ease-spring);box-shadow:var(--shadow-sm)}.toggle-switch.active .toggle-thumb{transform:translate(16px)}.dropdown{position:relative}.dropdown-trigger{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-3);background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:var(--text-sm);color:var(--text-primary);cursor:pointer;transition:all var(--duration-fast) ease;min-width:120px;gap:var(--space-2)}.dropdown-trigger:hover{border-color:var(--border-hover)}.dropdown-trigger.open{border-color:var(--border-focus)}.dropdown-trigger .dropdown-arrow{width:12px;height:12px;color:var(--text-muted);transition:transform var(--duration-normal) ease}.dropdown-trigger.open .dropdown-arrow{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:var(--z-dropdown);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:var(--space-1);max-height:200px;overflow-y:auto;animation:fadeIn var(--duration-normal) var(--ease-out)}.dropdown-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);color:var(--text-secondary);border-radius:var(--radius-xs);cursor:pointer;transition:all var(--duration-fast) ease}.dropdown-item:hover{background:var(--bg-hover);color:var(--text-primary)}.dropdown-item.selected{background:var(--accent-muted);color:var(--text-accent)}.num-input{display:flex;align-items:center;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;height:28px}.num-input input{width:48px;text-align:center;font-family:var(--font-mono);font-size:var(--text-sm);color:var(--text-primary);background:transparent;padding:0 var(--space-1)}.num-input .num-btn{width:20px;height:100%;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:all var(--duration-fast) ease}.num-input .num-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.checkbox{display:flex;align-items:center;gap:var(--space-2);cursor:pointer}.checkbox-box{width:16px;height:16px;border:1.5px solid var(--border-hover);border-radius:var(--radius-xs);display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast) ease;flex-shrink:0}.checkbox.checked .checkbox-box{background:var(--accent);border-color:var(--accent)}.checkbox.checked .checkbox-box:after{content:"";width:8px;height:4px;border-left:2px solid white;border-bottom:2px solid white;transform:rotate(-45deg) translateY(-1px)}.checkbox-label{font-size:var(--text-sm);color:var(--text-secondary)}.gradient-bar{width:100%;height:20px;border-radius:var(--radius-sm);cursor:pointer;position:relative;border:1px solid var(--border)}.gradient-stop{position:absolute;top:-3px;width:10px;height:26px;border:2px solid white;border-radius:3px;transform:translate(-50%);cursor:grab;box-shadow:var(--shadow-sm)}.tooltip{position:absolute;padding:var(--space-1) var(--space-2);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:var(--text-xs);color:var(--text-secondary);white-space:nowrap;pointer-events:none;z-index:var(--z-dropdown);box-shadow:var(--shadow-md);animation:fadeIn var(--duration-fast) ease}.knob-control{display:flex;flex-direction:column;align-items:center;gap:var(--space-1)}.knob{position:relative;width:40px;height:40px;cursor:pointer}.knob-ring{fill:none;stroke:var(--bg-active);stroke-width:3}.knob-value{fill:none;stroke:var(--accent);stroke-width:3;stroke-linecap:round;transition:stroke-dashoffset var(--duration-fast) ease}.knob-label{font-size:9px;font-family:var(--font-mono);color:var(--text-muted);text-align:center}.search-input{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-sm);transition:border-color var(--duration-fast) ease}.search-input:focus-within{border-color:var(--border-focus)}.search-input svg{width:14px;height:14px;color:var(--text-muted);flex-shrink:0}.search-input input{flex:1;font-size:var(--text-sm);color:var(--text-primary);background:transparent}.search-input input::placeholder{color:var(--text-disabled)}.badge{display:inline-flex;align-items:center;padding:2px var(--space-2);font-size:10px;font-weight:var(--weight-semibold);border-radius:var(--radius-full);letter-spacing:.03em}.badge-accent{background:var(--accent-muted);color:var(--text-accent)}.badge-new{background:#34d39926;color:var(--green)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}@keyframes slideInUp{0%{transform:translateY(8px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes slideInDown{0%{transform:translateY(-8px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes slideInLeft{0%{transform:translate(-8px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideInRight{0%{transform:translate(8px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes modalSlideIn{0%{transform:translateY(16px) scale(.97);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}@keyframes toastIn{0%{transform:translate(80px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes glow-pulse{0%,to{box-shadow:0 0 4px var(--accent-glow)}50%{box-shadow:0 0 16px var(--accent-glow)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.animate-fade-in{animation:fadeIn var(--duration-normal) var(--ease-out)}.animate-slide-up{animation:slideInUp var(--duration-slow) var(--ease-out)}.animate-slide-down{animation:slideInDown var(--duration-slow) var(--ease-out)}.animate-pulse{animation:pulse 2s ease-in-out infinite}.animate-spin{animation:spin 1s linear infinite}.animate-float{animation:float 3s ease-in-out infinite}.transition-all{transition:all var(--duration-normal) var(--ease-out)}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}.bg-particles{position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.3}