.advanced-search-page{max-width:1400px;margin:40px auto;padding:20px}.search-header{text-align:center;margin-bottom:50px}.search-header h1{font-size:2.5rem;color:#333;margin-bottom:10px;font-weight:700}.search-header p{font-size:1.1rem;color:#666}.category-selector{margin-bottom:50px}.category-selector h2{font-size:1.8rem;color:#333;margin-bottom:25px;font-weight:600}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px}.category-card{background:#fff;border:3px solid #e0e0e0;border-radius:15px;padding:25px 15px;text-align:center;cursor:pointer;transition:all .3s ease;position:relative}.category-card:hover{border-color:#667eea;transform:translateY(-5px);box-shadow:0 10px 30px rgba(102,126,234,.2)}.category-card.active{border-color:#667eea;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;box-shadow:0 10px 30px rgba(102,126,234,.3)}.category-icon{font-size:3.5rem;display:block;margin-bottom:12px}.category-label{display:block;font-weight:700;font-size:1.05rem;margin-bottom:5px}.category-desc{display:block;font-size:.85rem;opacity:.8;margin-top:5px}.category-card.active .category-desc{opacity:.95}.select-category-prompt{text-align:center;padding:60px 20px;background:#f8f9fa;border-radius:15px;margin-top:40px}.select-category-prompt p{font-size:1.3rem;color:#666}.specification-filters{background:linear-gradient(135deg,#f8f9fa 0%,#fff 100%);border-radius:20px;padding:35px;box-shadow:0 5px 25px rgba(0,0,0,.08);margin-top:40px}.specification-filters h3{font-size:1.6rem;color:#333;margin-bottom:30px;font-weight:700;padding-bottom:15px;border-bottom:3px solid #667eea}.filters-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin:30px 0}.filter-group{background:#fff;padding:20px;border-radius:12px;box-shadow:0 2px 10px rgba(0,0,0,.05)}.filter-group label{display:block;font-weight:700;color:#333;margin-bottom:15px;font-size:.95rem}.checkbox-group{display:flex;flex-direction:column;gap:10px;max-height:250px;overflow-y:auto;padding-right:10px}.checkbox-group::-webkit-scrollbar{width:6px}.checkbox-group::-webkit-scrollbar-track{background:#f1f1f1;border-radius:10px}.checkbox-group::-webkit-scrollbar-thumb{background:#888;border-radius:10px}.checkbox-label{display:flex;align-items:center;gap:10px;padding:10px 12px;background:#f8f9fa;border-radius:8px;cursor:pointer;transition:all .2s}.checkbox-label:hover{background:#e3f2fd}.checkbox-label input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:#667eea}.checkbox-label span{font-size:.95rem;color:#333}.toggle-container{display:flex;align-items:center;gap:12px;cursor:pointer}.toggle-slider{position:relative;width:50px;height:26px;background:#ccc;border-radius:26px;transition:background .3s}.toggle-slider::before{content:'';position:absolute;width:22px;height:22px;border-radius:50%;background:#fff;top:2px;left:2px;transition:transform .3s}.toggle-container input[type=checkbox]{display:none}.toggle-container input[type=checkbox]:checked+.toggle-slider{background:#667eea}.toggle-container input[type=checkbox]:checked+.toggle-slider::before{transform:translateX(24px)}.toggle-label-text{font-size:.95rem;color:#333;font-weight:600}.color-picker-group{display:grid;grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:12px}.color-option{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px;background:#f8f9fa;border:2px solid #e0e0e0;border-radius:10px;cursor:pointer;transition:all .2s}.color-option:hover{border-color:#667eea;transform:translateY(-2px)}.color-option input[type=checkbox]{display:none}.color-option input[type=checkbox]:checked+.color-swatch{box-shadow:0 0 0 3px #667eea;transform:scale(1.1)}.color-swatch{width:45px;height:45px;border-radius:50%;border:3px solid #ddd;transition:all .2s}.color-name{font-size:.85rem;color:#555;font-weight:600;text-align:center}.price-inputs{display:flex;align-items:center;gap:10px}.price-input{flex:1;padding:12px 15px;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;transition:all .3s}.price-input:focus{outline:0;border-color:#667eea;box-shadow:0 0 0 3px rgba(102,126,234,.1)}.price-inputs span{color:#999;font-weight:600}.rating-select{width:100%;padding:12px 15px;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;cursor:pointer;transition:all .3s;background:#fff}.rating-select:focus{outline:0;border-color:#667eea;box-shadow:0 0 0 3px rgba(102,126,234,.1)}.form-actions{display:flex;gap:20px;justify-content:center;margin-top:40px;padding-top:30px;border-top:2px solid #e0e0e0}.btn-primary,.btn-secondary{padding:16px 40px;border:none;border-radius:30px;font-weight:700;font-size:1.1rem;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;gap:8px}.btn-primary{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;box-shadow:0 5px 20px rgba(102,126,234,.3)}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(102,126,234,.4)}.btn-secondary{background:#fff;color:#666;border:2px solid #ddd}.btn-secondary:hover{border-color:#999;color:#333;transform:translateY(-2px)}.active-filters{margin-top:25px;padding:20px;background:#e3f2fd;border-left:4px solid #667eea;border-radius:8px;font-size:.95rem;color:#333}.active-filters strong{color:#667eea;margin-right:10px}@media (max-width:768px){.advanced-search-page{padding:15px;margin:20px auto}.search-header h1{font-size:1.8rem}.search-header p{font-size:1rem}.category-grid{grid-template-columns:repeat(2,1fr);gap:15px}.category-card{padding:20px 10px}.category-icon{font-size:2.5rem}.category-label{font-size:.9rem}.category-desc{font-size:.75rem}.specification-filters{padding:25px 20px}.specification-filters h3{font-size:1.3rem}.filters-grid{grid-template-columns:1fr;gap:20px}.form-actions{flex-direction:column}.btn-primary,.btn-secondary{width:100%;justify-content:center}.color-picker-group{grid-template-columns:repeat(3,1fr)}}@media (max-width:480px){.category-grid{grid-template-columns:1fr}.checkbox-group{max-height:200px}}