/* 
 * Hardware Theme - Tema elegante y minimalista para ferreterías
 * Colores: Gris industrial, azul profesional, naranja de acento
 */

:root {
    /* Colores principales */
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #e67e22;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    
    /* Colores neutros */
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #6c757d;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Bordes */
    --border-radius-sm: 4px;
    --border-radius: 6px;
    --border-radius-lg: 8px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.1);
}

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #ffffff;
}

/* Header elegante */
.navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-bottom: 3px solid var(--accent-color);
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    margin: 0 var(--spacing-xs);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: white !important;
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-1px);
}

.navbar-toggler {
    border: 1px solid rgba(255,255,255,0.3);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Page Header Styles */
.page-header {
    padding: 1rem 0;
    background-color: var(--light-gray);
    border-bottom: 1px solid var(--medium-gray);
}

.page-header h1 {
    margin-bottom: 0.25rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.page-header .text-muted {
    color: var(--text-light) !important;
    font-size: 0.9rem;
}

/* Hero Section minimalista */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
    min-height: 60vh;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
}

.hero-section h1 {
    font-weight: 300;
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-section .lead {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.hero-buttons .btn {
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    border-radius: var(--border-radius);
    margin: 0 var(--spacing-sm);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.hero-buttons .btn-light {
    background: white;
    color: var(--primary-color);
    border-color: white;
}

.hero-buttons .btn-light:hover {
    background: transparent;
    color: white;
    border-color: white;
    transform: translateY(-2px);
}

.hero-buttons .btn-success {
    background: var(--success-color);
    border-color: var(--success-color);
}

.hero-buttons .btn-success:hover {
    background: transparent;
    border-color: white;
    transform: translateY(-2px);
}

.hero-buttons .btn-primary {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.hero-buttons .btn-primary:hover {
    background: transparent;
    border-color: white;
    transform: translateY(-2px);
}

/* Sección de beneficios */
.why-choose-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--light-gray);
}

.why-choose-section h2 {
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.benefit-card {
    background: white;
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    overflow: hidden;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-card .card-body {
    padding: var(--spacing-xl);
}

.benefit-card i {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.benefit-card .card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.benefit-card .card-text {
    color: var(--text-light);
    line-height: 1.6;
}

/* Sección de estadísticas */
.stats-section {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.stats-section h2 {
    color: var(--accent-color);
    font-weight: 300;
}

.stats-section .lead {
    color: var(--text-light);
    font-weight: 500;
}

/* Grid de productos */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.product-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--medium-gray);
}

.product-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.product-card-img {
    position: relative;
    overflow: hidden;
    background: var(--light-gray);
    isolation: isolate;
}

.product-card-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-card-img img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    z-index: 1;
    background: var(--accent-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.product-card-body {
    padding: var(--spacing-lg);
}

.product-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.product-name a {
    color: inherit;
    text-decoration: none;
}

.product-name a:hover {
    color: var(--accent-color);
}

.product-price-wrapper {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-color);
}

.product-price-sale {
    font-size: 0.9rem;
    color: var(--dark-gray);
    text-decoration: line-through;
    margin-right: var(--spacing-sm);
}

.btn-add-to-cart {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-add-to-cart:hover {
    background: var(--accent-color);
    transform: translateY(-1px);
}

/* Modal de atributos - mismo estilo que botón carrito */
.modal-header-cart {
    background: var(--primary-color) !important;
}

.modal-header-cart .modal-title {
    color: white !important;
}

.modal-footer .btn-primary,
#attributesModal .btn-primary {
    background: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: white !important;
}

.modal-footer .btn-primary:hover,
#attributesModal .btn-primary:hover {
    background: var(--accent-color) !important;
    border-color: var(--accent-color) !important;
}

/* Botones y badges de atributos */
.attr-option-btn.selected {
    border-color: var(--primary-color) !important;
    background: var(--primary-color) !important;
    color: white !important;
}

/* Texto blanco dentro del botón seleccionado (excepto color-dot) */
.attr-option-btn.selected .option-label,
.attr-option-btn.selected span:not(.color-dot) {
    color: white !important;
}

.attr-option-btn:hover {
    border-color: var(--primary-color) !important;
}

.attr-color-btn.selected .color-dot {
    box-shadow: 0 0 0 2px var(--primary-color) !important;
}

.attr-badge {
    background-color: var(--primary-color) !important;
    color: white !important;
}

/* Sección de contacto */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background: var(--light-gray);
}

.contact-section h2 {
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.contact-info h5 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.contact-info i {
    color: var(--accent-color);
}

.contact-info .text-muted {
    color: var(--text-light) !important;
}

#location-map {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.social-links .btn {
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.social-links .btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.cta-section h2 {
    font-weight: 300;
    margin-bottom: var(--spacing-md);
}

.cta-section .lead {
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.cta-section .btn {
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    border-radius: var(--border-radius);
    border: 2px solid white;
    background: transparent;
    color: white;
    transition: all 0.3s ease;
}

.cta-section .btn:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Footer Industrial - Hardware Theme */
footer {
    background: linear-gradient(180deg, #1c1c1c 0%, #0f0f0f 100%) !important;
    color: white;
    padding: var(--spacing-xxl) 0 0;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: repeating-linear-gradient(
        90deg,
        var(--accent-color) 0px,
        var(--accent-color) 20px,
        #1c1c1c 20px,
        #1c1c1c 40px
    );
}

footer::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 160, 0, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

footer > * {
    position: relative;
    z-index: 1;
}

footer h4,
footer h6 {
    color: var(--accent-color);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
}

footer h6.text-warning {
    color: var(--accent-color) !important;
    border-color: rgba(255, 160, 0, 0.3) !important;
}

footer .border-warning {
    border-color: rgba(255, 160, 0, 0.3) !important;
}

footer .text-light-emphasis {
    color: rgba(255, 255, 255, 0.75) !important;
    font-size: 0.9rem;
}

footer a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: all 0.3s ease;
}

footer a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

footer .social-icon {
    width: 46px;
    height: 46px;
    border: 2px solid rgba(255, 160, 0, 0.4);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.75);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 160, 0, 0.05);
}

footer .social-icon:hover {
    border-color: var(--accent-color);
    color: #0f0f0f;
    background: var(--accent-color);
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(255, 160, 0, 0.4);
}

footer .btn-outline-warning {
    border: 2px solid var(--accent-color);
    color: var(--accent-color) !important;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    transition: all 0.3s ease;
    background: transparent;
}

footer .btn-outline-warning:hover {
    background: var(--accent-color) !important;
    color: #0f0f0f !important;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 160, 0, 0.5);
}

footer .border-top.border-secondary {
    border-color: rgba(255, 160, 0, 0.2) !important;
    background: rgba(0, 0, 0, 0.3) !important;
}

footer .text-primary {
    color: var(--accent-color) !important;
}

footer .text-success {
    color: #25D366 !important;
}

/* Breadcrumb */
.breadcrumb {
    background: transparent;
    padding: var(--spacing-md) 0;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item.active {
    color: var(--text-light);
}

/* Detalles de producto */
.product-image-main {
    background: var(--light-gray);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.product-thumbnail {
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.product-thumbnail:hover,
.product-thumbnail.active {
    border-color: var(--accent-color);
}

.product-attributes {
    background: var(--light-gray);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-color);
}

/* Formularios */
.form-control {
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.2rem rgba(230, 126, 34, 0.25);
}

.btn {
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-primary:hover {
    background: #d35400;
    border-color: #d35400;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success-color);
    border-color: var(--success-color);
}

.btn-success:hover {
    background: #219a52;
    border-color: #219a52;
    transform: translateY(-1px);
}

.btn-outline-primary {
    background-color: transparent;
    color: var(--primary-color) !important;
    border: 2px solid var(--primary-color) !important;
    font-size: 0.8rem;
    padding: 0.875rem 1.25rem;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    border-radius: 0 !important;
    min-height: 48px;
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: #ffffff !important;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.btn-outline-primary i {
    font-size: 1.2rem !important;
}

/* Badges */
.badge {
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
}

.badge.bg-warning {
    background: var(--accent-color) !important;
}

.badge.bg-danger {
    background: var(--danger-color) !important;
}

/* Alertas */
.alert {
    border-radius: var(--border-radius);
    border: none;
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--primary-color);
    border-left: 4px solid #3498db;
}

/* Botón de filtros para móvil */
.filter-toggle-btn {
    display: none;
    width: 45px;
    height: 45px;
    padding: 0;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition);
    margin-left: 0.5rem;
    align-items: center;
    justify-content: center;
}

.filter-toggle-btn:hover {
    background-color: #2980b9;
}

.filter-toggle-btn i {
    margin: 0;
}

.search-filter-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: nowrap;
}

.search-filter-wrapper .form-control {
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.search-filter-wrapper .search-btn {
    width: 45px;
    height: 45px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.search-filter-wrapper .filter-toggle-btn {
    flex-shrink: 0;
}

/* Botón cerrar filtros en móvil */
.filter-close-btn {
    display: none;
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
    z-index: 10000;
}

.filter-close-btn:hover {
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-buttons .btn {
        margin: var(--spacing-sm) 0;
        width: 100%;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .navbar-nav .nav-link {
        margin: var(--spacing-xs) 0;
    }

    /* Mostrar botón de filtros en móvil */
    .filter-toggle-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
    }

    /* Mostrar botón de cerrar en móvil */
    .filter-close-btn {
        display: flex !important;
        position: absolute;
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        background: #f0f0f0;
        border-radius: 50%;
        align-items: center;
        justify-content: center;
    }

    /* Panel de filtros móvil - slide desde la izquierda */
    .filters-sidebar {
        position: fixed !important;
        top: 0;
        left: -100%;
        width: 85%;
        max-width: 350px;
        height: 100vh;
        z-index: 1100; /* Muy alto para estar encima de navbar (1030), dropdowns (1050) y todo lo demás */
        background-color: white;
        padding: 60px 1.5rem 1.5rem;
        overflow-y: auto;
        margin: 0;
        box-shadow: 5px 0 30px rgba(0, 0, 0, 0.3);
        transition: left 0.3s ease-in-out;
        border-radius: 0;
    }

    /* Mostrar filtros cuando estén activos */
    .filters-sidebar.show {
        left: 0;
    }

    /* Overlay oscuro sobre el catálogo cuando el sidebar está abierto */
    .col-lg-9::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        z-index: 1099; /* Justo debajo del sidebar (1100) pero encima de todo lo demás (navbar 1030, dropdowns 1050) */
    }

    body.sidebar-open .col-lg-9::before {
        visibility: visible;
        opacity: 1;
    }

    /* Ajustar el wrapper de búsqueda y filtros */
    .search-filter-wrapper {
        flex-direction: row;
        align-items: center;
        justify-content: flex-end;
    }

    .search-filter-wrapper .search-box {
        flex: 1;
    }

    .filter-toggle-btn {
        display: flex;
        width: 45px;
        height: 45px;
        margin-left: 0.5rem;
        margin-top: 0;
    }
}

/* Animaciones suaves */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Efectos de hover mejorados */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Iconos personalizados */
.bi::before {
    vertical-align: middle;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Utilidades */
.text-accent {
    color: var(--accent-color) !important;
}

.bg-accent {
    background-color: var(--accent-color) !important;
}

.border-accent {
    border-color: var(--accent-color) !important;
}

/* Leaflet map styles compatibility */
.leaflet-container {
    border-radius: var(--border-radius);
    z-index: 1;
}

.leaflet-popup-content-wrapper {
    border-radius: var(--border-radius);
}

.leaflet-control-zoom a {
    border-radius: var(--border-radius-sm);
}

.leaflet-marker-icon {
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

/* Fix for map icon display */
.leaflet-container .leaflet-marker-pane img,
.leaflet-container .leaflet-shadow-pane img {
    display: block !important;
    visibility: visible !important;
}
/* ===== QUANTITY CONTROLS ===== */
.quantity-controls {
    margin-bottom: 0.5rem;
}

.quantity-controls .input-group {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    max-width: 150px;
    margin: 0 auto;
}

.quantity-controls .input-group .form-control {
    flex: 1 1 auto !important;
    min-width: 60px !important;
    max-width: 70px !important;
    font-size: 1.125rem !important;
    font-weight: 700 !important;
    text-align: center !important;
    padding: 0.5rem 0.25rem !important;
    border-left: none !important;
    border-right: none !important;
}

.quantity-controls .input-group .btn {
    flex-shrink: 0 !important;
    min-width: 38px !important;
    padding: 0.5rem 0.25rem !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 0 !important;
}

.quantity-controls .input-group .btn:first-child {
    border-top-right-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
}

.quantity-controls .input-group .btn:last-child {
    border-top-left-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
}

.quantity-controls .input-group .btn i {
    font-size: 1.25rem !important;
    font-weight: 700 !important;
}

/* Zoom result for product image hover */
.zoom-result {
    background-color: var(--white) !important;
    border: 2px solid var(--text-dark) !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2) !important;
}

/* Ensure zoom result is not clipped */
.product-gallery .gallery-main {
    overflow: visible !important;
}

/* ===== AJUSTES RESPONSIVE PROFESIONALES ===== */
@media (max-width: 991px) {
    :root { --spacing-lg: 1.25rem; --spacing-md: 0.875rem; }
    .page-header { padding: 1rem 0; margin-bottom: 1rem; }
    .search-filter-wrapper { margin-bottom: 0.75rem; }
}
@media (max-width: 767px) {
    :root { --spacing-lg: 1rem; --spacing-md: 0.75rem; --spacing-sm: 0.5rem; }
    .page-header { padding: 0.75rem 0; margin-bottom: 0.75rem; }
    .page-header h1 { font-size: 1.25rem; }
    .search-filter-wrapper { margin-bottom: 0.5rem; }
    .products-grid, .product-grid { gap: 0.75rem; }
    .product-info { padding: 0.75rem; }
    .product-title { font-size: 0.9rem; }
}
@media (max-width: 575px) {
    :root { --spacing-lg: 0.75rem; --spacing-md: 0.5rem; --spacing-sm: 0.375rem; }
    .page-header { padding: 0.5rem 0; }
    .page-header h1 { font-size: 1.1rem; }
    .products-grid, .product-grid { gap: 0.5rem; }
    .product-info { padding: 0.5rem; }
    .product-title { font-size: 0.85rem; line-height: 1.3; }
    .product-price { font-size: 0.95rem; }
    .btn { padding: 0.4rem 0.75rem; font-size: 0.8rem; }
}