*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:#fffffffa;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.1);padding:1.5rem 2rem;box-shadow:0 2px 8px #0000000d}.header-content{max-width:1400px;margin:0 auto}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;font-weight:700;color:#1a202c;margin-bottom:.25rem}.logo svg{color:#667eea}.header-subtitle{color:#718096;font-size:.95rem;margin-left:2.75rem}.main-content{flex:1;max-width:1400px;width:100%;margin:0 auto;padding:2rem;display:flex;flex-direction:column;gap:2rem}.upload-section{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 4px 20px #00000014}.section-header h2{font-size:1.5rem;color:#1a202c;margin-bottom:.5rem}.section-header p{color:#718096;font-size:.95rem;margin-bottom:1.5rem}.upload-area{margin-bottom:1.5rem}.upload-dropzone{display:block;border:2px dashed #cbd5e0;border-radius:12px;padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .3s ease;background:#f7fafc}.upload-dropzone:hover{border-color:#667eea;background:#edf2f7}.dropzone-content{display:flex;flex-direction:column;align-items:center;gap:1rem}.dropzone-content svg{color:#667eea}.dropzone-text{font-size:1rem;color:#2d3748}.dropzone-text strong{color:#667eea}.dropzone-hint{font-size:.875rem;color:#a0aec0}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}.preview-item{position:relative;aspect-ratio:1;border-radius:12px;overflow:hidden;border:2px solid #e2e8f0;background:#f7fafc}.preview-item img{width:100%;height:100%;object-fit:cover}.remove-btn{position:absolute;top:.5rem;right:.5rem;width:32px;height:32px;border-radius:50%;border:none;background:#000000b3;color:#fff;font-size:1.5rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.remove-btn:hover{background:#dc2626e6;transform:scale(1.1)}.add-more{aspect-ratio:1;border:2px dashed #cbd5e0;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;cursor:pointer;transition:all .3s;background:#f7fafc;color:#718096}.add-more:hover{border-color:#667eea;color:#667eea;background:#edf2f7}.action-buttons{display:flex;gap:1rem;margin-top:1.5rem}.btn{padding:.875rem 2rem;border-radius:8px;border:none;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;display:flex;align-items:center;gap:.5rem;justify-content:center}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 12px #667eea66}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #667eea80}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:#e2e8f0;color:#2d3748}.btn-secondary:hover{background:#cbd5e0}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-message{display:flex;align-items:center;gap:.75rem;padding:1rem;background:#fff5f5;border:1px solid #feb2b2;border-radius:8px;color:#c53030;margin-top:1rem}.results-section{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 4px 20px #00000014}.match-info{margin-bottom:2rem}.match-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.match-header h3{font-size:1.25rem;color:#1a202c}.confidence-badge{padding:.5rem 1rem;background:linear-gradient(135deg,#48bb78,#38a169);color:#fff;border-radius:20px;font-weight:600;font-size:.875rem}.model-name{font-size:1.5rem;font-weight:700;color:#2d3748;margin-bottom:.5rem}.match-details{color:#718096;font-size:.95rem}.viewer-container{width:100%;height:600px;border-radius:12px;overflow:hidden;background:linear-gradient(135deg,#f7fafc,#edf2f7);border:1px solid #e2e8f0;position:relative}.viewer-controls{margin-top:1rem;text-align:center}.control-hint{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:#f7fafc;border-radius:8px;color:#718096;font-size:.875rem}.empty-state{background:#fff;border-radius:16px;padding:4rem 2rem;text-align:center;box-shadow:0 4px 20px #00000014}.empty-state svg{color:#cbd5e0;margin-bottom:1.5rem}.empty-state h3{font-size:1.5rem;color:#2d3748;margin-bottom:.5rem}.empty-state p{color:#718096;font-size:1rem}@media (max-width: 768px){.main-content{padding:1rem}.upload-section,.results-section{padding:1.5rem}.preview-grid{grid-template-columns:repeat(2,1fr)}.action-buttons{flex-direction:column}.btn{width:100%}.viewer-container{height:400px}.match-header{flex-direction:column;align-items:flex-start;gap:1rem}}.tabs{display:flex;gap:.5rem;margin-top:1rem}.tab{padding:.75rem 1.5rem;border:none;background:#e2e8f0;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s;color:#4a5568}.tab:hover{background:#cbd5e0}.tab.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-save{background:linear-gradient(135deg,#48bb78,#38a169);color:#fff;margin-top:1rem;box-shadow:0 4px 12px #48bb7866}.btn-save:hover{transform:translateY(-2px);box-shadow:0 6px 16px #48bb7880}.extracted-properties{margin-top:1rem;padding:1rem;background:#f7fafc;border-radius:8px}.property-row{display:flex;flex-wrap:wrap;gap:1.5rem}.property-item{display:flex;align-items:center;gap:.5rem}.property-label{color:#718096;font-size:.875rem}.property-value{font-weight:600;color:#2d3748}.color-swatch{width:24px;height:24px;border-radius:6px;border:2px solid rgba(0,0,0,.1)}.material-badge{padding:.25rem .75rem;background:#e2e8f0;border-radius:12px;font-size:.8rem;text-transform:capitalize}.dashboard-content{flex:1;max-width:1400px;width:100%;margin:0 auto;padding:2rem}.dashboard-header{background:#fff;border-radius:12px;padding:1.5rem 2rem;margin-bottom:1.5rem;box-shadow:0 2px 8px #0000000d}.dashboard-header h2{font-size:1.5rem;color:#1a202c;margin-bottom:.25rem}.dashboard-header p{color:#718096}.dashboard-layout{display:grid;grid-template-columns:350px 1fr;gap:1.5rem;min-height:600px}.models-list{background:#fff;border-radius:12px;padding:1rem;box-shadow:0 2px 8px #0000000d;overflow-y:auto;max-height:700px}.model-card{padding:1rem;border:2px solid #e2e8f0;border-radius:10px;margin-bottom:.75rem;cursor:pointer;transition:all .2s}.model-card:hover{border-color:#667eea;background:#f7fafc}.model-card.selected{border-color:#667eea;background:linear-gradient(135deg,#667eea1a,#764ba21a)}.model-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.model-id{font-family:monospace;font-size:.8rem;color:#667eea;font-weight:600}.delete-btn{background:none;border:none;cursor:pointer;font-size:1rem;opacity:.5;transition:opacity .2s}.delete-btn:hover{opacity:1}.model-card-name{font-weight:600;color:#2d3748;margin-bottom:.5rem;font-size:.95rem}.model-card-meta{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.color-dot{width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.1)}.material-tag{font-size:.75rem;padding:.2rem .5rem;background:#e2e8f0;border-radius:4px;color:#4a5568;text-transform:capitalize}.model-card-date{font-size:.8rem;color:#a0aec0}.model-detail{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 2px 8px #0000000d}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid #e2e8f0}.detail-header h3{font-size:1.25rem;color:#1a202c}.detail-info{margin-bottom:1.5rem}.info-row{display:flex;justify-content:space-between;align-items:center;padding:.75rem 0;border-bottom:1px solid #f0f0f0}.info-row span:first-child{color:#718096}.detail-viewer{height:400px;border-radius:10px;overflow:hidden;border:1px solid #e2e8f0}.no-selection,.empty-dashboard{display:flex;align-items:center;justify-content:center;height:100%;color:#a0aec0;text-align:center}@media (max-width: 900px){.dashboard-layout{grid-template-columns:1fr}.models-list{max-height:300px}}