/* ============================================
   PRODUCT DETAILS PAGE STYLING - MODERN E-COMMERCE
   Matches Index Page & Category Page Theme & Font Styles
   ============================================ */

/* ========== IMPORT SAME FONTS AS INDEX ========== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ========== GLOBAL PRODUCT DETAILS STYLES ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--gray-lighter, #f8fafc);
    color: var(--dark, #1a2634);
    line-height: 1.5;
    overflow-x: hidden;
}

/* ========== LOADING OVERLAY ========== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    z-index: 9999;
    display: none;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-light, #eef2f5);
    border-top-color: var(--primary, #ff6b35);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== BREADCRUMB STYLING ========== */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 20px;
    border: none;
    box-shadow: none;
}

.breadcrumb .container {
    padding: 0;
}

.breadcrumb-inner {
    background: transparent;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

.breadcrumb ul {
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.breadcrumb li {
    display: inline-flex;
    align-items: center;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.875rem;
    color: var(--gray, #6c7a89);
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: 8px;
    color: var(--gray-light, #eef2f5);
}

.breadcrumb li a {
    color: var(--primary, #ff6b35);
    text-decoration: none;
    transition: var(--transition-fast, 0.2s ease);
}

.breadcrumb li a:hover {
    color: var(--primary-dark, #e55a2b);
    text-decoration: underline;
}

.breadcrumb li.active {
    color: var(--dark, #1a2634);
    font-weight: 500;
}

/* ========== STORE STATUS MESSAGE ========== */
.store-status-message {
    display: none;
    padding: 16px 20px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff5f5 0%, #ffe8e8 100%);
    color: var(--danger, #e74c3c);
    border-left: 4px solid var(--danger, #e74c3c);
    border-radius: var(--radius-md, 12px);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 500;
    align-items: center;
    gap: 12px;
}

.store-status-message.show {
    display: flex;
}

.store-status-message i {
    font-size: 1.25rem;
}

/* ========== PRODUCT SLIDER STYLES ========== */
.product-slider {
    position: relative;
    background: var(--white, #ffffff);
    border-radius: var(--radius-lg, 20px);
    overflow: hidden;
    box-shadow: var(--shadow-md, 0 4px 16px rgba(0, 0, 0, 0.08));
    margin-bottom: 30px;
}

.main-slider {
    width: 100%;
    position: relative;
}

.main-slider .slick-slide {
    padding: 20px;
}

.main-slider img {
    width: 100%;
    height: 500px;
    object-fit: contain;
    border-radius: var(--radius-md, 12px);
    background: var(--gray-lighter, #f8fafc);
    transition: transform 0.3s ease;
}

.main-slider img:hover {
    transform: scale(1.01);
}

/* Slider Navigation */
.main-slider .slick-prev,
.main-slider .slick-next {
    width: 48px;
    height: 48px;
    background: var(--white, #ffffff);
    border-radius: 50%;
    box-shadow: var(--shadow-md, 0 4px 16px rgba(0, 0, 0, 0.12));
    z-index: 10;
    transition: all 0.3s ease;
}

.main-slider .slick-prev:hover,
.main-slider .slick-next:hover {
    background: var(--primary, #ff6b35);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(255, 107, 53, 0.3));
}

.main-slider .slick-prev:before,
.main-slider .slick-next:before {
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 20px;
    opacity: 0.8;
}

.main-slider .slick-prev:before {
    content: '\f053';
    color: var(--dark, #1a2634);
}

.main-slider .slick-next:before {
    content: '\f054';
    color: var(--dark, #1a2634);
}

.main-slider .slick-prev:hover:before,
.main-slider .slick-next:hover:before {
    color: var(--white, #ffffff);
}

.main-slider .slick-prev {
    left: 20px;
}

.main-slider .slick-next {
    right: 20px;
}

/* Thumbnail Slider */
.thumb-slider {
    padding: 15px 40px;
    background: var(--gray-lighter, #f8fafc);
    border-top: 1px solid var(--gray-light, #eef2f5);
}

.thumb-slider .slick-slide {
    margin: 0 10px;
    cursor: pointer;
    border-radius: var(--radius-sm, 8px);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.thumb-slider .slick-slide:hover,
.thumb-slider .slick-slide.slick-current {
    border-color: var(--primary, #ff6b35);
    transform: translateY(-2px);
}

.thumb-slider img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    background: var(--white, #ffffff);
    border-radius: var(--radius-sm, 8px);
}

/* ========== PRODUCT INFO BLOCK ========== */
.product-info-block {
    padding-left: 30px;
}

.product-info {
    background: var(--white, #ffffff);
    border-radius: var(--radius-lg, 20px);
    padding: 30px;
    box-shadow: var(--shadow-md, 0 4px 16px rgba(0, 0, 0, 0.08));
}

.product-info .name {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark, #1a2634);
    margin-bottom: 20px;
    line-height: 1.3;
}

/* Rating & Reviews */
.rating-reviews {
    margin-bottom: 20px;
}

.rating-reviews .rating {
    color: #ffc107;
    font-size: 1rem;
}

.rating-reviews .reviews a {
    color: var(--primary, #ff6b35);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.rating-reviews .reviews a:hover {
    text-decoration: underline;
}

/* Info Containers */
.info-container {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--gray-light, #eef2f5);
}

.info-container .label {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 600;
    color: var(--gray, #6c7a89);
    font-size: 0.875rem;
}

.info-container .value {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--dark, #1a2634);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Price Container */
.price-container {
    background: var(--primary-soft, #fff3ed);
    border-radius: var(--radius-md, 12px);
    padding: 15px 20px;
    margin: 20px 0;
    border-bottom: none;
}

.price-box {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}

.price-box .price {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary, #ff6b35);
}

.price-box .price-strike {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1rem;
    color: var(--gray, #6c7a89);
    text-decoration: line-through;
}

.favorite-button {
    text-align: right;
}

.favorite-button .btn-primary {
    background: var(--gray-lighter, #f8fafc);
    border: 1px solid var(--gray-light, #eef2f5);
    color: var(--gray, #6c7a89);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.favorite-button .btn-primary:hover {
    background: var(--danger, #e74c3c);
    border-color: var(--danger, #e74c3c);
    color: var(--white, #ffffff);
    transform: translateY(-2px);
}

.favorite-button .btn-primary i {
    font-size: 1.25rem;
}

/* Quantity Container */
.quantity-container {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--gray-light, #eef2f5);
}

.quantity-container .label {
    font-weight: 600;
    color: var(--gray, #6c7a89);
    font-size: 0.875rem;
}

.cart-quantity {
    position: relative;
}

.quant-input {
    position: relative;
    width: 100px;
}

.quant-input input {
    width: 100%;
    padding: 10px 30px;
    border: 1px solid var(--gray-light, #eef2f5);
    border-radius: var(--radius-sm, 8px);
    text-align: center;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 1rem;
}

.arrows {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
}

.arrow {
    cursor: pointer;
    font-size: 12px;
    color: var(--gray, #6c7a89);
    transition: color 0.2s ease;
    line-height: 1;
}

.arrow:hover {
    color: var(--primary, #ff6b35);
}

.arrow i {
    font-size: 12px;
}

/* Add to Cart Button */
.add-to-cart-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 28px;
    background: var(--primary, #ff6b35);
    color: var(--white, #ffffff);
    border: none;
    border-radius: var(--radius-md, 12px);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    width: 100%;
}

.add-to-cart-btn:hover {
    background: var(--primary-dark, #e55a2b);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md, 0 4px 16px rgba(255, 107, 53, 0.3));
    color: var(--white, #ffffff);
}

.add-to-cart-btn i {
    font-size: 1rem;
}

/* ========== ORDER BUTTONS ========== */
.order-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 25px;
}

.order-buttons a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--radius-md, 12px);
    text-decoration: none;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128C7E 0%, #0d6b5f 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(18, 140, 126, 0.3);
    color: white;
}

.btn-call {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.btn-call:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
    color: white;
}

.btn-email {
    background: linear-gradient(135deg, var(--primary, #ff6b35) 0%, var(--primary-dark, #e55a2b) 100%);
    color: white;
}

.btn-email:hover {
    background: linear-gradient(135deg, var(--primary-dark, #e55a2b) 0%, #d14a1e 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.3);
    color: white;
}

/* ========== PRODUCT TABS ========== */
.product-tabs {
    margin-top: 50px;
    background: var(--white, #ffffff);
    border-radius: var(--radius-lg, 20px);
    padding: 30px;
    box-shadow: var(--shadow-md, 0 4px 16px rgba(0, 0, 0, 0.08));
}

.nav-tabs {
    border-bottom: 2px solid var(--gray-light, #eef2f5);
    margin-bottom: 25px;
}

.nav-tabs li {
    margin-bottom: -2px;
}

.nav-tabs li a {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 600;
    color: var(--gray, #6c7a89);
    padding: 12px 24px;
    border: none;
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.nav-tabs li a:hover {
    color: var(--primary, #ff6b35);
    background: transparent;
    border: none;
}

.nav-tabs li.active a {
    color: var(--primary, #ff6b35);
    border-bottom: 2px solid var(--primary, #ff6b35);
    background: transparent;
}

.tab-content {
    padding-top: 20px;
}

.product-tab .text {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--dark, #1a2634);
}

/* Reviews Section */
.product-reviews {
    margin-bottom: 40px;
}

.product-reviews .title {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark, #1a2634);
}

.reviews {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light, #eef2f5);
}

.review .review-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 10px;
}

.review .summary {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 600;
    color: var(--dark, #1a2634);
    font-size: 1rem;
}

.review .date {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.75rem;
    color: var(--gray, #6c7a89);
}

.review .date i {
    margin-right: 5px;
}

.review .text {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--gray, #6c7a89);
    margin: 10px 0;
}

.review .author {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.75rem;
    color: var(--primary, #ff6b35);
}

.review .author i {
    margin-right: 5px;
}

/* Add Review Form */
.product-add-review {
    margin-top: 40px;
}

.product-add-review .title {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark, #1a2634);
}

.review-table {
    margin-bottom: 30px;
    overflow-x: auto;
}

.review-table .table {
    background: var(--white, #ffffff);
    border: 1px solid var(--gray-light, #eef2f5);
    border-radius: var(--radius-md, 12px);
    margin-bottom: 0;
}

.review-table .table th,
.review-table .table td {
    padding: 12px;
    vertical-align: middle;
    text-align: center;
    font-family: 'Inter', sans-serif;
}

.review-table .table th {
    background: var(--gray-lighter, #f8fafc);
    font-weight: 600;
    color: var(--dark, #1a2634);
}

.review-table .cell-label {
    font-weight: 600;
    text-align: left;
}

.review-table .radio {
    margin: 0;
    transform: scale(1.1);
}

/* Review Form */
.review-form {
    margin-top: 30px;
}

.review-form .form-group {
    margin-bottom: 20px;
}

.review-form label {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 600;
    color: var(--dark, #1a2634);
    margin-bottom: 8px;
    font-size: 0.875rem;
}

.review-form .astk {
    color: var(--danger, #e74c3c);
}

.review-form .form-control {
    border: 1px solid var(--gray-light, #eef2f5);
    border-radius: var(--radius-sm, 8px);
    padding: 12px;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.review-form .form-control:focus {
    border-color: var(--primary, #ff6b35);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
    outline: none;
}

.txt-review {
    resize: vertical;
    min-height: 100px;
}

/* Submit Button */
.btn-upper {
    background: var(--primary, #ff6b35);
    color: var(--white, #ffffff);
    border: none;
    padding: 12px 32px;
    border-radius: var(--radius-md, 12px);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-upper:hover {
    background: var(--primary-dark, #e55a2b);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md, 0 4px 16px rgba(255, 107, 53, 0.3));
}

/* ========== RELATED PRODUCTS SECTION ========== */
.section.featured-product {
    margin-top: 50px;
    padding: 30px;
    background: var(--white, #ffffff);
    border-radius: var(--radius-lg, 20px);
    box-shadow: var(--shadow-md, 0 4px 16px rgba(0, 0, 0, 0.08));
}

.section-title {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 12px;
    color: var(--dark, #1a2634);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary, #ff6b35);
    border-radius: 3px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
}

/* Related Product Card */
.product-card {
    background: var(--white, #ffffff);
    border-radius: var(--radius-md, 12px);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: var(--shadow-sm, 0 2px 8px rgba(0, 0, 0, 0.05));
    border: none;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover, 0 12px 40px rgba(0, 0, 0, 0.15));
}

.product-card .product-image {
    position: relative;
    overflow: hidden;
    background: var(--gray-lighter, #f8fafc);
    height: 260px;
}

.product-card .product-image a {
    display: block;
    width: 100%;
    height: 100%;
}

.product-card .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
    padding: 20px;
}

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

.product-card .product-info {
    padding: 18px;
}

.product-card .product-name {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.product-card .product-name a {
    color: var(--dark, #1a2634);
    text-decoration: none;
    transition: all 0.2s ease;
}

.product-card .product-name a:hover {
    color: var(--primary, #ff6b35);
}

.product-card .product-price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.product-card .current-price {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary, #ff6b35);
}

.product-card .original-price {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.75rem;
    color: var(--gray, #6c7a89);
    text-decoration: line-through;
}

.product-card .product-actions {
    margin-top: 12px;
}

.product-card .btn-add-cart {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--primary, #ff6b35);
    color: var(--white, #ffffff);
    border: none;
    border-radius: var(--radius-sm, 8px);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 600;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.product-card .btn-add-cart:hover {
    background: var(--primary-dark, #e55a2b);
    transform: translateY(-2px);
}

.product-card .btn-add-cart:disabled {
    background: var(--gray-light, #eef2f5);
    color: var(--gray, #6c7a89);
    cursor: not-allowed;
}

.product-card .btn-add-cart:disabled:hover {
    transform: none;
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1199px) {
    .main-slider img {
        height: 450px;
    }
    
    .thumb-slider img {
        height: 100px;
    }
    
    .product-card .product-image {
        height: 240px;
    }
}

@media (max-width: 991px) {
    .product-info-block {
        padding-left: 0;
        margin-top: 30px;
    }
    
    .main-slider img {
        height: 400px;
    }
    
    .product-card .product-image {
        height: 220px;
    }
    
    .order-buttons {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .order-buttons a {
        flex: 1;
        min-width: 200px;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 767px) {
    .breadcrumb li {
        font-size: 0.75rem;
    }
    
    .product-info .name {
        font-size: 1.5rem;
    }
    
    .price-box .price {
        font-size: 1.5rem;
    }
    
    .main-slider img {
        height: 350px;
    }
    
    .thumb-slider img {
        height: 80px;
    }
    
    .product-card .product-image {
        height: 200px;
    }
    
    .order-buttons {
        flex-direction: column;
    }
    
    .order-buttons a {
        width: 100%;
    }
    
    .nav-tabs li a {
        padding: 8px 16px;
        font-size: 0.75rem;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .product-tabs {
        padding: 20px;
    }
}

@media (max-width: 575px) {
    .main-slider img {
        height: 300px;
    }
    
    .thumb-slider {
        padding: 10px 20px;
    }
    
    .thumb-slider img {
        height: 70px;
    }
    
    .product-card .product-image {
        height: 180px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .review .review-title {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .review-table .table th,
    .review-table .table td {
        padding: 8px;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .main-slider img {
        height: 250px;
    }
    
    .thumb-slider img {
        height: 60px;
    }
    
    .product-card .product-image {
        height: 160px;
    }
    
    .product-grid {
        gap: 12px;
    }
    
    .section.featured-product {
        padding: 20px;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .btn-upper {
        padding: 10px 24px;
        font-size: 0.75rem;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wow {
    visibility: hidden;
}

.wow.fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* ========== UTILITY CLASSES ========== */
.text-primary {
    color: var(--primary, #ff6b35) !important;
}

.bg-primary {
    background-color: var(--primary, #ff6b35) !important;
}

.m-t-10 {
    margin-top: 10px;
}

.m-t-15 {
    margin-top: 15px;
}

.m-t-20 {
    margin-top: 20px;
}

.m-b-20 {
    margin-bottom: 20px;
}

.text-center {
    text-align: center;
}

.mt-3 {
    margin-top: 1rem;
}