/**
 * Product & Category Page Redesign - Rawmat & Fab Industrial Product Catalog
 * Professional industrial manufacturing styling matching brand identity
 * Complete UI overhaul with modern responsive design
 */

/* Import modern fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@400;500;600;700&family=Manrope:wght@400;500;600;700&display=swap');

/* Rawmat & Fab Brand Color Palette */
:root {
    --brand-primary: #753825;
    --brand-secondary: #C0C0C0;
    --brand-dark: #4A2A1A;
    --brand-light: #E8D5C4;
    --background: #1a1a1a;
    --card-bg: #2a2a2a;
    --border: #3a3a3a;
    --hover-bg: #3a3a3a;
    --button-primary: #753825;
    --button-hover: #5A2B1D;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #b0b0b0;
    --shadow-soft: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 6px 24px rgba(0, 0, 0, 0.5);
    
    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 80px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    
    /* Transitions */
    --transition-fast: 150ms;
    --transition-normal: 250ms;
    --transition-slow: 350ms;
}

/* Product Page Container */
.product-page-container {
    background: var(--background);
    min-height: 100vh;
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

/* Main Content Area */
.product-main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    overflow-x: hidden;
}

/* Product Texture Container - Override dark background */
.product-texture {
    background: var(--background) !important;
    color: var(--text-primary) !important;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Breadcrumb Styling */
.breadcrumb {
    background: #ffffff !important;
    padding: 16px 24px !important;
    border-radius: 12px;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid #e0e0e0;
    font-size: 14px;
    max-width: 100%;
    overflow-wrap: break-word;
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
}

.breadcrumb-item a {
    color: #555555 !important;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease, background-color 0.3s ease;
    padding: 4px 8px;
    border-radius: 4px;
}

.breadcrumb-item a:hover {
    color: #753825 !important;
    background-color: rgba(117, 56, 37, 0.05);
    text-decoration: none;
}

.breadcrumb-item.active {
    color: #753825 !important;
    font-weight: 700;
    padding: 4px 8px;
    background-color: rgba(117, 56, 37, 0.03);
    border-radius: 4px;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #8b5a3c !important;
    content: "›";
    font-size: 1.3rem;
    font-weight: 400;
    margin: 0 8px;
    padding: 0;
}

/* ==================== STICKY SIDEBAR ==================== */
.category-sidebar {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    border: 1px solid var(--border);
}

.category-sidebar::-webkit-scrollbar {
    width: 6px;
}

.category-sidebar::-webkit-scrollbar-track {
    background: var(--background);
    border-radius: 3px;
}

.category-sidebar::-webkit-scrollbar-thumb {
    background: var(--brand-primary);
    border-radius: 3px;
}

.category-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--brand-dark);
}

.sidebar-header {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--border);
}

.sidebar-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-nav {
    margin-top: var(--space-md);
}

.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-item {
    margin-bottom: var(--space-sm);
}

.category-link {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-normal) ease;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
}

.category-link:hover {
    color: var(--brand-primary);
    background: rgba(117, 56, 37, 0.1);
    padding-left: 20px;
    border-color: rgba(117, 56, 37, 0.2);
}

.category-link.active {
    color: var(--brand-primary);
    background: rgba(117, 56, 37, 0.15);
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(117, 56, 37, 0.3);
    border-color: var(--brand-primary);
}

.category-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-secondary);
    margin-right: 12px;
    transition: all var(--transition-normal) ease;
}

.category-link:hover .category-indicator,
.category-link.active .category-indicator {
    background: var(--brand-primary);
    transform: scale(1.2);
}

.category-name {
    flex: 1;
}

/* ==================== ACCORDION STYLES ==================== */
.accordion-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.accordion-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal) ease;
}

.accordion-item:hover {
    border-color: var(--brand-primary);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: var(--card-bg);
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-normal) ease;
    font-family: 'Inter', sans-serif;
}

.accordion-header:hover {
    background: rgba(117, 56, 37, 0.05);
    color: var(--brand-primary);
}

.accordion-header.active {
    background: var(--brand-primary);
    color: white;
}

.accordion-icon {
    margin-right: 12px;
    transition: transform var(--transition-normal) ease;
}

.accordion-header.active .accordion-icon {
    transform: rotate(90deg);
}

.accordion-header.active .accordion-icon i {
    color: white;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal) ease;
    background: rgba(117, 56, 37, 0.02);
}

.accordion-content.expanded {
    max-height: 1000px;
    transition: max-height var(--transition-slow) ease;
}

.product-list {
    list-style: none;
    padding: var(--space-sm) var(--space-md);
    margin: 0;
}

.product-item {
    margin-bottom: var(--space-xs);
}

.product-link {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast) ease;
    font-size: 13px;
}

.product-link:hover {
    background: var(--card-bg);
    color: var(--brand-primary);
    padding-left: 16px;
}

.product-link.active {
    background: var(--brand-primary);
    color: white;
    font-weight: 500;
}

.product-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-secondary);
    margin-right: 10px;
    transition: all var(--transition-fast) ease;
}

.product-link:hover .product-indicator {
    background: var(--brand-primary);
    transform: scale(1.2);
}

.product-link.active .product-indicator {
    background: white;
    transform: scale(1.2);
}

.product-name {
    flex: 1;
}

/* Mobile Sidebar Toggle */
.mobile-sidebar-toggle {
    display: none;
    width: 100%;
    padding: 16px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal) ease;
    margin-bottom: var(--space-md);
    align-items: center;
    justify-content: space-between;
}

.mobile-sidebar-toggle:hover {
    background: var(--hover-bg);
    border-color: var(--brand-primary);
}

.mobile-sidebar-toggle-text {
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mobile-sidebar-toggle-icon {
    transition: transform var(--transition-normal) ease;
}

.mobile-sidebar-toggle.active .mobile-sidebar-toggle-icon {
    transform: rotate(180deg);
}

@media (max-width: 1023px) {
    .mobile-sidebar-toggle {
        display: flex;
    }
    
    .category-sidebar {
        position: static;
        max-height: 0;
        overflow: hidden;
        padding: 0 var(--space-lg);
        opacity: 0;
        transition: all var(--transition-slow) ease;
    }
    
    .category-sidebar.active {
        max-height: 500px;
        overflow-y: auto;
        padding: var(--space-lg);
        opacity: 1;
        margin-bottom: var(--space-lg);
    }
}

/* ==================== PRODUCT HERO SECTION ==================== */
.product-hero-section {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
}

.product-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

/* ==================== PRODUCT IMAGE GALLERY ==================== */
.product-image-gallery {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    overflow-x: hidden;
}

.main_view {
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--border);
    position: relative;
}

.main_view img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform var(--transition-slow) ease;
}

.main_view:hover img {
    transform: scale(1.05);
}

.side_view {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    justify-content: center;
    overflow-x: auto;
}

.side_view img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    cursor: pointer;
    border-radius: var(--radius-md);
    border: 2px solid var(--border);
    transition: all var(--transition-normal) ease;
    background: var(--background);
}

.side_view img:hover,
.side_view img.active {
    border-color: var(--brand-primary);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(117, 56, 37, 0.4);
}

/* ==================== PRODUCT CONTENT ==================== */
.product-content-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.product-title {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.stars {
    display: flex;
    gap: 4px;
}

.stars i {
    color: #FFD700;
    font-size: 18px;
}

.review-count {
    color: var(--text-muted);
    font-size: 14px;
}

.product-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin: 0;
}

/* Clean HTML rendering */
.product-description p,
.product-description span,
.product-description div {
    color: var(--text-secondary) !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 1rem !important;
    line-height: 1.7 !important;
}

.product-description strong {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
}

/* ==================== PRODUCT DETAILS TABS ==================== */
.product-details-section {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
}

.w3-bar {
    display: flex;
    gap: var(--space-sm);
    border-bottom: 2px solid var(--border);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-lg);
    overflow-x: auto;
}

.tablink {
    padding: 12px 24px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal) ease;
    border-radius: var(--radius-md);
    white-space: nowrap;
}

.tablink:hover {
    color: var(--brand-primary);
    background: rgba(117, 56, 37, 0.1);
}

.tablink.w3-red,
.tablink.active {
    color: var(--text-primary);
    background: var(--brand-primary);
    font-weight: 600;
}

.city {
    padding: var(--space-lg);
    background: var(--background);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    min-height: 200px;
}

.city p,
.city b {
    color: var(--text-secondary) !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 1rem !important;
    line-height: 1.7 !important;
}

.city b.text-light,
.city b {
    color: var(--brand-primary) !important;
    font-weight: 600 !important;
}

/* ==================== RELATED PRODUCTS ==================== */
.related-products-section {
    margin-bottom: var(--space-2xl);
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.premium-product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.premium-product-card-link {
    text-decoration: none;
    display: block;
}

.premium-product-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition-normal) ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 380px;
}

.premium-product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--brand-primary);
}

.premium-product-image-wrapper {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--background);
}

.premium-product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform var(--transition-slow) ease;
}

.premium-product-card:hover .premium-product-image {
    transform: scale(1.1);
}

.premium-product-content {
    padding: var(--space-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.premium-product-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--brand-primary);
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
    align-self: flex-start;
}

.premium-product-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--space-sm) 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.premium-product-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin: 0 0 var(--space-lg) 0;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.premium-product-description p,
.premium-product-description span {
    color: var(--text-secondary) !important;
    font-size: 14px !important;
    line-height: 1.5 !important;
}

.premium-product-cta {
    width: 100%;
    padding: 12px 20px;
    background: var(--brand-primary);
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-md);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal) ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.premium-product-cta:hover {
    background: var(--button-hover);
    transform: translateY(-2px);
}

/* ==================== CATEGORY PAGE STYLING ==================== */
.category-hero-section {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
}

.category-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.category-image-wrapper {
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--background);
}

.category-hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.category-content-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.category-title {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

.category-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
    margin: 0;
}

.category-description p,
.category-description span {
    color: var(--text-secondary) !important;
    font-size: 1.1rem !important;
    line-height: 1.7 !important;
}

/* Specification Table */
.specification-section {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
}

.specification-table-wrapper {
    overflow-x: auto;
}

.specification-table {
    width: 100%;
    border-collapse: collapse;
}

.specification-table th,
.specification-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.specification-table th {
    color: var(--brand-primary);
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    width: 30%;
}

.specification-table td {
    color: var(--text-secondary);
}

.specification-table tr:last-child th,
.specification-table tr:last-child td {
    border-bottom: none;
}

/* ==================== RESPONSIVE SPACING ==================== */

/* Ultra-Wide Screens (>1600px) */
@media (min-width: 1601px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-3xl);
    }
    
    .premium-product-content {
        padding: var(--space-xl);
    }
}

/* Large Desktop (1400px–1600px) */
@media (min-width: 1400px) and (max-width: 1600px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-2xl);
    }
}

/* Desktop (1200px–1399px) */
@media (min-width: 1200px) and (max-width: 1399px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-2xl);
    }
}

/* Small Desktop (992px–1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-xl);
    }
}

/* Tablet (768px–991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-xl);
    }
}

/* Large Mobile (576px–767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-lg);
    }
    
    .premium-product-content {
        padding: var(--space-md);
    }
}

/* Mobile (<576px) */
@media (max-width: 575px) {
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-md);
    }
    
    .premium-product-content {
        padding: var(--space-md);
    }
}

/* ==================== RESPONSIVE TYPOGRAPHY ==================== */

/* Ultra-Wide Screens (>1600px) */
@media (min-width: 1601px) {
    .product-title,
    .category-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .product-description,
    .category-description {
        font-size: 1.125rem;
    }
}

/* Large Desktop (1400px–1600px) */
@media (min-width: 1400px) and (max-width: 1600px) {
    .product-title,
    .category-title {
        font-size: 2.25rem;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .product-description,
    .category-description {
        font-size: 1.1rem;
    }
}

/* Desktop (1200px–1399px) */
@media (min-width: 1200px) and (max-width: 1399px) {
    .product-title,
    .category-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .product-description,
    .category-description {
        font-size: 1rem;
    }
}

/* Small Desktop (992px–1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .product-title,
    .category-title {
        font-size: 1.875rem;
    }
    
    .section-title {
        font-size: 1.625rem;
    }
}

/* Tablet (768px–991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .product-title,
    .category-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* Large Mobile (576px–767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .product-title,
    .category-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.375rem;
    }
}

/* Mobile (<576px) */
@media (max-width: 575px) {
    .product-title,
    .category-title {
        font-size: 1.375rem;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .product-description,
    .category-description {
        font-size: 0.95rem;
    }
}

/* ==================== RESPONSIVE DESIGN ==================== */

/* Ultra-Wide Screens (>1600px) */
@media (min-width: 1601px) {
    .product-main-content,
    .category-main-content {
        max-width: 1600px;
        margin: 0 auto;
    }
    
    .premium-product-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Large Desktop (1400px–1600px) */
@media (min-width: 1400px) and (max-width: 1600px) {
    .product-main-content,
    .category-main-content {
        max-width: 1400px;
        margin: 0 auto;
    }
    
    .premium-product-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Desktop (1200px–1399px) */
@media (min-width: 1200px) and (max-width: 1399px) {
    .product-main-content,
    .category-main-content {
        max-width: 1200px;
        margin: 0 auto;
    }
    
    .premium-product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .product-hero-grid,
    .category-hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

/* Small Desktop (992px–1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .product-main-content,
    .category-main-content {
        max-width: 992px;
        margin: 0 auto;
    }
    
    .premium-product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .product-hero-grid,
    .category-hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

/* Tablet (768px–991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .product-hero-grid,
    .category-hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .product-image-gallery {
        order: 1;
    }
    
    .product-content-wrapper {
        order: 2;
    }
    
    .premium-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .main_view {
        height: 400px;
    }
    
    .category-image-wrapper {
        height: 300px;
    }
    
    .product-title,
    .category-title {
        font-size: 1.75rem;
    }
}

/* Large Mobile (576px–767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .product-hero-grid,
    .category-hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .product-image-gallery {
        order: 1;
    }
    
    .product-content-wrapper {
        order: 2;
    }
    
    .premium-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .main_view {
        height: 350px;
    }
    
    .category-image-wrapper {
        height: 280px;
    }
    
    .product-title,
    .category-title {
        font-size: 1.5rem;
    }
}

/* Mobile (<576px) */
@media (max-width: 575px) {
    .product-main-content,
    .category-main-content {
        padding: 0 var(--space-md);
    }
    
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-lg);
        border-radius: var(--radius-lg);
    }
    
    .premium-product-grid {
        grid-template-columns: 1fr;
    }
    
    .main_view {
        height: 300px;
    }
    
    .side_view img {
        width: 60px;
        height: 60px;
    }
    
    .category-image-wrapper {
        height: 250px;
    }
    
    .product-title,
    .category-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .breadcrumb {
        padding: 12px 16px !important;
        font-size: 13px;
        border-radius: 8px;
    }
    
    .w3-bar {
        flex-wrap: wrap;
    }
    
    .tablink {
        padding: 10px 16px;
        font-size: 14px;
    }
    
    .premium-product-card {
        min-height: auto;
    }
    
    .premium-product-image-wrapper {
        height: 200px;
    }
}

/* Small Mobile (Below 480px) */
@media (max-width: 479px) {
    .product-main-content,
    .category-main-content {
        padding: 0 var(--space-sm);
    }
    
    .product-hero-section,
    .category-hero-section,
    .product-details-section,
    .specification-section {
        padding: var(--space-md);
    }
    
    .main_view {
        height: 250px;
    }
    
    .side_view img {
        width: 50px;
        height: 50px;
    }
    
    .category-image-wrapper {
        height: 200px;
    }
    
    .product-title,
    .category-title {
        font-size: 1.25rem;
    }
    
    .premium-product-content {
        padding: var(--space-md);
    }
}

/* ==================== FOOTER CONTACT SECTION ==================== */
.top-footer {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.top-footer .row {
    width: 100%;
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

.top-footer .col-sm-4 {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    max-width: 400px;
}

.top-footer .col-sm-4 > div {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
}

.top-footer h4 {
    margin: 0 0 var(--space-sm) 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #753825;
}

.top-footer p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: #555;
}

/* Tablet (768px–991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .top-footer {
        max-width: 100%;
        padding: 0 var(--space-md);
    }
    
    .top-footer .col-sm-4 {
        max-width: 300px;
    }
    
    .top-footer h4 {
        font-size: 1rem;
    }
    
    .top-footer p {
        font-size: 0.9rem;
    }
}

/* Mobile (<768px) */
@media (max-width: 767px) {
    .top-footer .row {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .top-footer .col-sm-4 {
        width: 100%;
        max-width: 100%;
        flex-direction: column;
        text-align: center;
    }
    
    .top-footer .col-sm-4 > div {
        flex-direction: column;
        text-align: center;
    }
    
    .top-footer h4 {
        font-size: 1rem;
        margin-bottom: var(--space-sm);
    }
    
    .top-footer p {
        font-size: 0.9rem;
    }
}

/* ==================== MEGA MENU NAVIGATION ==================== */
.navbar .dropdown-menu.mega-menu {
    min-width: 900px;
    padding: 0;
    border: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    background: #ffffff;
    margin-top: 16px;
}

.mega-menu-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0;
    padding: var(--space-lg);
}

.mega-menu-column {
    padding: var(--space-md);
    border-right: 1px solid #e0e0e0;
}

.mega-menu-column:last-child {
    border-right: none;
}

.mega-menu-title {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--brand-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mega-menu-title a {
    color: #333 !important;
    transition: color var(--transition-normal) ease;
}

.mega-menu-title a:hover {
    color: var(--brand-primary) !important;
}

.mega-menu-title.active a {
    color: var(--brand-primary) !important;
}

.mega-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mega-menu-list li {
    margin-bottom: var(--space-xs);
}

.mega-menu-link {
    display: block;
    padding: 8px 12px;
    color: #555 !important;
    text-decoration: none !important;
    font-size: 14px;
    font-weight: 400;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal) ease;
}

.mega-menu-link:hover {
    color: var(--brand-primary) !important;
    background: rgba(117, 56, 37, 0.05);
    padding-left: 16px;
}

.mega-menu-link.active {
    color: var(--brand-primary) !important;
    background: rgba(117, 56, 37, 0.1);
    font-weight: 600;
}

.mega-menu-link.view-all {
    color: var(--brand-primary) !important;
    font-weight: 600;
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid #e0e0e0;
}

.mega-menu-link.view-all:hover {
    background: rgba(117, 56, 37, 0.1);
}

/* Mobile Mega Menu */
@media (max-width: 991px) {
    .navbar .dropdown-menu.mega-menu {
        min-width: 100%;
        margin-top: 0;
        border-radius: 0;
        box-shadow: none;
    }
    
    .mega-menu-container {
        grid-template-columns: 1fr;
        padding: var(--space-md);
    }
    
    .mega-menu-column {
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
        padding: var(--space-md) 0;
    }
    
    .mega-menu-column:last-child {
        border-bottom: none;
    }
    
    .mega-menu-list {
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-slow) ease;
    }
    
    .mega-menu-column:hover .mega-menu-list,
    .mega-menu-column.active .mega-menu-list {
        max-height: 500px;
    }
}

/* ==================== ACCESSIBILITY ==================== */
.skip-to-main {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--brand-primary);
    color: #fff;
    padding: 8px 16px;
    z-index: 1000;
    transition: top 0.3s;
    text-decoration: none;
    border-radius: 0 0 4px 0;
}

.skip-to-main:focus {
    top: 0;
}

/* Focus states for keyboard navigation */
.category-link:focus,
.tablink:focus,
.premium-product-cta:focus,
.mobile-sidebar-toggle:focus {
    outline: 2px solid var(--brand-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border: #666666;
        --text-secondary: #ffffff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==================== PERFORMANCE OPTIMIZATIONS ==================== */
/* Prevent cumulative layout shift */
.main_view img,
.premium-product-image,
.category-hero-image {
    aspect-ratio: 1 / 1;
}

.main_view {
    aspect-ratio: 1 / 1;
}

.premium-product-image-wrapper {
    aspect-ratio: 4 / 3;
}

.category-image-wrapper {
    aspect-ratio: 1 / 1;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Image loading states */
img[loading] {
    background: var(--background);
}