:root{--color-bg-primary: #f0f2f5;--color-bg-secondary: #ffffff;--color-bg-tertiary: #e9ecef;--color-bg-dark: #1a1a1a;--color-bg-hover: #f8f9fa;--color-text-primary: #1a202c;--color-text-secondary: #6c757d;--color-text-muted: #9ca3af;--color-text-inverse: #ffffff;--color-border: #dee2e6;--color-border-light: #e5e7eb;--color-border-dark: #d1d5db;--color-brand-primary: #667eea;--color-brand-secondary: #764ba2;--color-success-bg: #d4edda;--color-success-text: #155724;--color-success-border: #c3e6cb;--color-error-bg: #f8d7da;--color-error-text: #721c24;--color-error-border: #f5c6cb;--color-warning-bg: #fff3cd;--color-warning-text: #856404;--color-warning-border: #ffeaa7;--color-info-bg: #d1ecf1;--color-info-text: #0c5460;--color-info-border: #bee5eb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--transition-fast: .15s ease-in-out;--transition-normal: .25s ease-in-out;--transition-slow: .35s ease-in-out}[data-theme=dark]{--color-bg-primary: #1a1a1a;--color-bg-secondary: #2d2d2d;--color-bg-tertiary: #3a3a3a;--color-bg-dark: #0a0a0a;--color-bg-hover: #383838;--color-text-primary: #e5e7eb;--color-text-secondary: #9ca3af;--color-text-muted: #6b7280;--color-text-inverse: #1a202c;--color-border: #4a4a4a;--color-border-light: #3a3a3a;--color-border-dark: #5a5a5a;--color-success-bg: #1e4620;--color-success-text: #86efac;--color-success-border: #2d5f2e;--color-error-bg: #5c1a1a;--color-error-text: #fca5a5;--color-error-border: #7d2828;--color-warning-bg: #5c4a1a;--color-warning-text: #fde047;--color-warning-border: #7d6328;--color-info-bg: #1a3a5c;--color-info-text: #7dd3fc;--color-info-border: #285d7d;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5)}[data-theme=dark] .card{background-color:var(--color-bg-secondary);border-color:var(--color-border);color:var(--color-text-primary)}[data-theme=dark] .card-header{background-color:var(--color-bg-tertiary);border-bottom-color:var(--color-border);color:var(--color-text-primary)}[data-theme=dark] .card-body{color:var(--color-text-primary)}[data-theme=dark] .list-group-item{background-color:var(--color-bg-secondary);border-color:var(--color-border);color:var(--color-text-primary)}[data-theme=dark] .list-group-item:hover{background-color:var(--color-bg-hover)}[data-theme=dark] .form-control{background-color:var(--color-bg-tertiary);border-color:var(--color-border);color:var(--color-text-primary)}[data-theme=dark] .form-control:focus{background-color:var(--color-bg-tertiary);border-color:var(--color-brand-primary);color:var(--color-text-primary)}[data-theme=dark] .form-label{color:var(--color-text-primary)}[data-theme=dark] .btn-outline-danger:hover,[data-theme=dark] .btn-outline-primary:hover{color:var(--color-text-inverse)}[data-theme=dark] .text-muted{color:var(--color-text-secondary)!important}[data-theme=dark] .text-danger{color:var(--color-error-text)!important}[data-theme=dark] .alert-danger{background-color:var(--color-error-bg);border-color:var(--color-error-border);color:var(--color-error-text)}[data-theme=dark] .table{color:var(--color-text-primary)}[data-theme=dark] .table-bordered{border-color:var(--color-border)}[data-theme=dark] .table-striped tbody tr:nth-of-type(odd){background-color:var(--color-bg-tertiary)}[data-theme=dark] .table>:not(caption)>*>*{background-color:var(--color-bg-secondary);border-bottom-color:var(--color-border)}[data-theme=dark] small{color:var(--color-text-secondary)}*{transition:background-color var(--transition-normal),border-color var(--transition-normal),color var(--transition-normal)}canvas{transition:none!important}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}.skeleton{animation:shimmer 2s infinite linear;background:linear-gradient(to right,var(--color-bg-tertiary) 0%,var(--color-bg-hover) 20%,var(--color-bg-tertiary) 40%,var(--color-bg-tertiary) 100%);background-size:1000px 100%;border-radius:4px}.skeleton-card{padding:1rem;margin-bottom:0;border:1px solid var(--color-border);background-color:var(--color-bg-secondary)}.skeleton-header{height:20px;width:70%;margin-bottom:.75rem}.skeleton-text{height:14px;width:50%;margin-bottom:.5rem}.skeleton-badge{height:24px;width:80px;margin-top:.5rem;border-radius:12px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-normal) ease-out}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:1rem;color:var(--color-text-secondary)}.loading-text{font-size:.875rem;color:var(--color-text-secondary);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.progress-modern{height:8px;border-radius:4px;background-color:var(--color-bg-tertiary);overflow:hidden;position:relative}.progress-bar-modern{height:100%;background:linear-gradient(90deg,var(--color-brand-primary),var(--color-brand-secondary));transition:width var(--transition-normal);position:relative;overflow:hidden}.progress-bar-modern:after{content:"";position:absolute;top:0;left:0;bottom:0;right:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer-progress 2s infinite}@keyframes shimmer-progress{0%{transform:translate(-100%)}to{transform:translate(100%)}}.dropzone{border:2px dashed var(--color-border);border-radius:8px;padding:2rem;text-align:center;cursor:pointer;transition:all var(--transition-fast);background-color:var(--color-bg-secondary)}.dropzone:hover{border-color:var(--color-brand-primary);background-color:var(--color-bg-hover)}.dropzone-active{border-color:var(--color-brand-primary);background-color:var(--color-brand-primary);opacity:.1}.dropzone-accepted{border-color:#22c55e;background-color:#22c55e1a}.dropzone-rejected{border-color:#ef4444;background-color:#ef44441a}.content-loading{opacity:.6;pointer-events:none;transition:opacity var(--transition-normal)}.content-loaded{opacity:1;pointer-events:auto}.App{background-color:var(--color-bg-primary)}.vtk-container{position:relative;width:100%;height:100%;border:none;border-radius:0;overflow:hidden;background-color:var(--color-bg-secondary)}.vtk-container canvas{display:block;width:100%!important;height:100%!important}.workspace-shell{height:100vh;display:flex;flex-direction:column;overflow:hidden}.workspace-content{flex:1;padding:1.5rem 1.5rem 2rem;overflow:hidden}.workspace-panels{display:flex;height:100%;min-height:0;overflow:hidden}.analysis-stack{flex:1;min-height:0;min-width:0;display:flex;flex-direction:row;gap:0;overflow:hidden}.analysis-stack>*{min-height:0}.parts-list{flex:1;overflow-y:auto;padding:.5rem;display:flex;flex-direction:column;gap:.5rem}.part-list-item{text-align:left;border:1px solid var(--color-border);border-radius:12px;padding:.75rem 1rem;background:var(--color-bg-secondary);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.part-list-item:hover{transform:translateY(-2px);border-color:var(--color-brand-primary);box-shadow:var(--shadow-sm)}.part-meta h6{font-weight:600}.part-actions{display:flex;flex-direction:column;gap:.25rem}.part-actions .btn{min-width:32px}.empty-state{padding:1.5rem;text-align:center;color:var(--color-text-secondary);border:1px dashed var(--color-border);border-radius:12px;margin:1rem}.bg-gradient{background:linear-gradient(120deg,var(--color-brand-primary),var(--color-brand-secondary));color:#fff}.header-actions{display:flex;align-items:center;gap:.5rem}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.4);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:1000;animation:fadeIn var(--transition-fast)}.drawer-panel{position:fixed;top:0;right:0;width:min(480px,90vw);height:100vh;background:var(--color-bg-secondary);box-shadow:-12px 0 30px #0003;z-index:1001;overflow-y:auto;animation:slideIn .25s ease forwards}.drawer-panel--parts{width:min(520px,92vw);display:flex;flex-direction:column}.drawer-body{padding:1rem;display:flex;flex-direction:column;flex:1;overflow:hidden}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;display:flex;flex-direction:column;gap:.75rem;z-index:1100}.toast-item{min-width:260px;max-width:360px;border-radius:12px;box-shadow:var(--shadow-lg);border:1px solid var(--color-border);background:var(--color-bg-secondary)}.toast-body{padding:.75rem 1rem;display:flex;justify-content:space-between;gap:1rem;align-items:flex-start}.toast-title{font-weight:600;color:var(--color-text-primary)}.toast-message{color:var(--color-text-secondary);font-size:.875rem}.toast-success{border-color:var(--color-success-border)}.toast-danger{border-color:var(--color-error-border)}.toast-warning{border-color:var(--color-warning-border)}.viz-toolbar{position:absolute;top:1rem;right:1rem;display:flex;align-items:center;gap:.75rem;padding:.5rem .75rem;border-radius:999px;background:rgba(0,0,0,.05);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--shadow-md);z-index:20}.viz-toolbar .toolbar-group{display:flex;flex-direction:row;align-items:center;gap:.5rem;flex-wrap:nowrap}.viz-toolbar .toolbar-label{margin:0;font-size:.85rem;color:var(--color-text-secondary);white-space:nowrap}.viz-toolbar .form-select{min-width:140px}.viz-toolbar .toolbar-actions{display:flex;gap:.25rem}.viz-toolbar button{width:32px;height:32px;border-radius:50%;padding:0}@media (max-width: 1200px){.workspace-content{padding:1rem}.viz-toolbar{position:static;border-radius:12px;margin:1rem;width:calc(100% - 2rem);justify-content:space-between}}@media (max-width: 768px){.parts-list{padding:.25rem}.toast-container{left:1rem;right:1rem}}