html { scroll-behavior: smooth; }
        #models-anchor { scroll-margin-top: 100px; }
        .mb-4 { margin-bottom: 0rem !important; }
        .lightbox-active-thumb { border: 2px solid #c5a059; transform: scale(1.05); }
        .no-scrollbar::-webkit-scrollbar { display: none; }
        .no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }
        input:invalid { border-color: #ef4444 !important; background-color: rgba(239, 68, 68, 0.1) !important; }
        .hidden-model { display: none !important; }
        .filtered-hidden { display: none !important; }

        .price-select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23c5a059'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 0.5rem center;
            background-size: 1rem;
            padding-right: 2rem;
            -webkit-appearance: none;
            appearance: none;
        }

        .filter-select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23000000'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 0.75rem center;
            background-size: 1rem;
            appearance: none;
            -webkit-appearance: none;
        }

        @media (max-width: 768px) {
            .model-card { min-height: auto !important; }
            .model-card>div:first-child { height: 420px !important; }
            .model-card .flex-1 { padding: 1.25rem !important; }
            .model-card h3 { font-size: 1.875rem !important; margin-bottom: 0.25rem !important; }
            .model-card .grid { padding-top: 0.75rem !important; padding-bottom: 0.75rem !important; margin-top: 0.5rem !important; gap: 0.5rem !important; }
            .model-card .mt-8 { margin-top: 1rem !important; }
        }