/* ===================================
   PRODUCT DETAIL PAGE STYLES - COMPLETE FIXED VERSION
   =================================== */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;

    --amazon-orange: #ff9900;
    --amazon-dark: #232f3e;
    --amazon-light: #37475a;
    --price-color: #e47911;

    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s ease;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
}

/* ===================================
   BREADCRUMB SECTION
   =================================== */
.breadcrumb-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-bottom: 2px solid #e9ecef;
    padding: 1rem 0;
}

.breadcrumb {
    margin-bottom: 0;
    background: transparent;
    padding: 0;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.breadcrumb-item a:hover {
    color: var(--amazon-orange);
}

.breadcrumb-item.active {
    color: var(--dark-color);
    font-weight: 600;
}

/* ===================================
   MAIN PRODUCT CONTAINER
   =================================== */
.product-container {
    padding: 2rem 0;
    background: white;
}

/* ===================================
   PRODUCT GALLERY - FIXED VERSION
   =================================== */
.product-gallery {
    position: sticky;
    top: 2rem;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    border: 1px solid #e9ecef;
    max-height: calc(100vh - 4rem);
    overflow: hidden;
}

.main-image-container {
    position: relative;
    margin-bottom: 1rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: #fafafa;
    /* FIXED: Consistent aspect ratio */
    aspect-ratio: 1 / 1;
    width: 100%;
}

.image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.main-product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
    border-radius: var(--border-radius);
}

/* Alternative display mode for contain */
.main-product-image.contain-mode {
    object-fit: contain;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 1rem;
    background: linear-gradient(transparent 60%, rgba(0,0,0,0.3));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.main-image-container:hover .image-overlay {
    opacity: 1;
}

.image-controls {
    display: flex;
    gap: 0.5rem;
}

.zoom-btn,
.fullscreen-btn,
.fit-toggle-btn {
    background: rgba(0,0,0,0.7);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.zoom-btn:hover,
.fullscreen-btn:hover,
.fit-toggle-btn:hover {
    background: rgba(0,0,0,0.9);
    transform: scale(1.1);
}

/* Zoom effect on hover */
.main-image-container:hover .main-product-image:not(.contain-mode) {
    transform: scale(1.05);
}

/* Loading state for images */
.main-image-container.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 10;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Image error state */
.image-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    background: #f8f9fa;
    color: #6c757d;
    font-size: 0.9rem;
    text-align: center;
    padding: 2rem;
    border-radius: var(--border-radius);
}

.image-error i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    opacity: 0.5;
}

/* Thumbnail Gallery */
.thumbnail-gallery-container {
    position: relative;
}

.thumbnail-gallery {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding: 0.5rem 0;
    scroll-behavior: smooth;
    max-height: 90px;
}

.thumbnail-gallery::-webkit-scrollbar {
    height: 4px;
}

.thumbnail-gallery::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 2px;
}

.thumbnail-gallery::-webkit-scrollbar-thumb {
    background: var(--amazon-orange);
    border-radius: 2px;
}

.thumbnail-item {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    background: white;
    transition: var(--transition);
    position: relative;
}

.thumbnail-item:hover {
    border-color: var(--amazon-orange);
    transform: scale(1.05);
}

.thumbnail-item.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0,123,255,0.25);
}

.thumbnail-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.thumbnail-badge {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    font-weight: bold;
    z-index: 2;
}

/* Video Container */
.video-container {
    margin-top: 1rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.product-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
}

/* Image Actions */
.image-actions .btn {
    font-size: 0.8rem;
    padding: 0.375rem 0.75rem;
}

/* ===================================
   PRODUCT INFORMATION
   =================================== */
.product-info {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: 2rem;
    border: 1px solid #e9ecef;
}

.product-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.brand-info {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.brand-label {
    color: var(--secondary-color);
    font-weight: 500;
}

.brand-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    margin-left: 0.5rem;
}

.brand-link:hover {
    color: var(--amazon-orange);
    text-decoration: underline;
}

/* Rating Section */
.rating-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
}

.rating-stars {
    color: var(--warning-color);
    font-size: 1rem;
}

.rating-text {
    color: var(--primary-color);
    font-weight: 500;
    cursor: pointer;
    font-size: 0.9rem;
}

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

.divider {
    color: var(--secondary-color);
}

.sold-count {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

/* Price Section */
.price-section {
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
    border: 2px solid #ffe6e6;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.price-display {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.current-price {
    font-size: 2rem;
    font-weight: 900;
    color: var(--price-color);
}

.original-price {
    font-size: 1.2rem;
    color: var(--secondary-color);
    text-decoration: line-through;
}

.discount-badge {
    background: var(--danger-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-weight: 700;
    font-size: 0.8rem;
    box-shadow: 0 2px 8px rgba(220,53,69,0.3);
}

.condition-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--info-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Key Features */
.key-features {
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    background: var(--light-color);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #dee2e6;
}

.feature-item:last-child {
    border-bottom: none;
}

.feature-icon {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.feature-text {
    font-weight: 500;
    font-size: 0.9rem;
}

/* Product Variants/Features */
.feature-group {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid #dee2e6;
    border-radius: var(--border-radius);
    background: white;
    transition: all 0.3s ease;
}

.feature-group.highlighted {
    border-color: var(--amazon-orange) !important;
    box-shadow: 0 0 15px rgba(255, 153, 0, 0.2);
}

.feature-label {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
    position: relative;
}

.feature-sync-indicator {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--success-color);
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.feature-sync-indicator.active {
    opacity: 1;
}

.feature-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.feature-option {
    position: relative;
}

.feature-input {
    display: none;
}

.feature-label-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: 2px solid #dee2e6;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    background: white;
    font-weight: 500;
    min-height: 45px;
}

.feature-label-option:hover {
    border-color: var(--amazon-orange);
    transform: translateY(-1px);
}

.feature-input:checked + .feature-label-option {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
    box-shadow: 0 2px 8px rgba(0,123,255,0.3);
}

.color-swatch {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 0 0 1px #dee2e6;
}

/* Selection Display */
.selection-display-container {
    background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 100%);
    border: 2px solid #bbdefb;
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1.5rem;
}

/* Quantity Section */
.quantity-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.quantity-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0;
}

.quantity-controls {
    display: flex;
    align-items: center;
    border: 2px solid #dee2e6;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.quantity-btn {
    background: var(--light-color);
    border: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: 700;
    transition: var(--transition);
}

.quantity-btn:hover {
    background: var(--amazon-orange);
    color: white;
}

.quantity-input {
    width: 60px;
    height: 40px;
    border: none;
    text-align: center;
    font-weight: 600;
    background: white;
    -moz-appearance: textfield;
}

.quantity-input::-webkit-outer-spin-button,
.quantity-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.stock-info {
    color: var(--success-color);
    font-weight: 500;
    font-size: 0.9rem;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.btn-add-cart,
.btn-buy-now {
    flex: 1;
    min-width: 200px;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
}

.btn-add-cart {
    background: linear-gradient(45deg, var(--amazon-orange), #e88900);
    color: white;
}

.btn-add-cart:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,153,0,0.4);
}

.btn-buy-now {
    background: linear-gradient(45deg, var(--warning-color), #ffa726);
    color: var(--dark-color);
}

.btn-buy-now:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,193,7,0.4);
}

.btn-wishlist {
    width: 60px;
    height: 60px;
    border: 2px solid var(--danger-color);
    background: white;
    color: var(--danger-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.btn-wishlist:hover {
    background: var(--danger-color);
    color: white;
    transform: scale(1.05);
}

.btn-spinner {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

/* Shipping Information */
.shipping-info {
    background: linear-gradient(135deg, #e8f5e8 0%, #ffffff 100%);
    border: 2px solid #d4edda;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.shipping-title {
    color: var(--success-color);
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.delivery-address {
    margin-bottom: 1rem;
    font-weight: 500;
}

.shipping-options {
    margin-bottom: 1rem;
}

.shipping-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.btn-change-address {
    border-radius: 20px;
    font-weight: 600;
}

/* Seller Information */
.seller-info {
    background: white;
    border: 2px solid #dee2e6;
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.seller-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.seller-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.seller-details {
    flex: 1;
}

.seller-name {
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.seller-name a {
    color: var(--dark-color);
    text-decoration: none;
}

.seller-name a:hover {
    color: var(--primary-color);
}

.seller-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.rating-value {
    color: var(--secondary-color);
    font-weight: 500;
}

.seller-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-visit-store,
.btn-chat {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.btn-visit-store {
    background: linear-gradient(45deg, var(--primary-color), #0056b3);
    color: white;
}

.btn-visit-store:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,123,255,0.4);
    color: white;
}

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

.btn-chat:hover {
    background: #218838;
    transform: translateY(-1px);
}

/* ===================================
   CHAT WIDGET
   =================================== */
.chat-widget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 350px;
    max-height: 500px;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    z-index: 1050;
    overflow: hidden;
    border: 1px solid #dee2e6;
}

.chat-header {
    background: linear-gradient(45deg, var(--success-color), #20c997);
    color: white;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.chat-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.chat-close:hover {
    background: rgba(255,255,255,0.2);
}

.chat-body {
    height: 300px;
    overflow-y: auto;
    padding: 1rem;
    background: var(--light-color);
}

.chat-footer {
    padding: 1rem;
    background: white;
    border-top: 1px solid #dee2e6;
}

/* ===================================
   DESCRIPTION SECTION
   =================================== */
.product-description-section {
    background: var(--light-color);
    padding: 3rem 0;
}

.description-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: 2rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 1rem;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 30px;
    background: var(--amazon-orange);
    border-radius: 2px;
}

.description-content {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark-color);
}

.btn-toggle-description {
    background: none;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.btn-toggle-description:hover {
    background: var(--primary-color);
    color: white;
}

.toggle-icon {
    transition: transform 0.3s ease;
}

.btn-toggle-description[aria-expanded="true"] .toggle-icon {
    transform: rotate(180deg);
}

.no-description {
    color: var(--secondary-color);
    font-style: italic;
    text-align: center;
    padding: 2rem;
}

/* ===================================
   REVIEWS SECTION
   =================================== */
.reviews-section {
    padding: 3rem 0;
}

.reviews-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: 2rem;
}

.review-summary {
    background: var(--light-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.summary-rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.avg-rating {
    font-size: 3rem;
    font-weight: 900;
    color: var(--warning-color);
}

.total-reviews {
    color: var(--secondary-color);
    font-weight: 500;
}

/* Review Form */
.review-form-section {
    background: var(--light-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.form-title {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.rating-input {
    margin-bottom: 1rem;
}

.star-rating {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.star-btn {
    background: none;
    border: none;
    color: #ddd;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.star-btn:hover,
.star-btn.active {
    color: var(--warning-color);
    transform: scale(1.1);
}

.comment-input {
    margin-bottom: 1.5rem;
}

.btn-submit-review {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-submit-review:hover {
    background: #0056b3;
    transform: translateY(-1px);
}

.login-prompt {
    background: var(--light-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

/* ===================================
   RECOMMENDATIONS SECTION
   =================================== */
.recommendations-section {
    background: var(--light-color);
    padding: 3rem 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.product-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.product-image-container {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.discount-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--danger-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
}

.product-details {
    padding: 1rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.current-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--price-color);
}

.original-price {
    font-size: 0.9rem;
    color: var(--secondary-color);
    text-decoration: line-through;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.8rem;
}

.rating-count {
    color: var(--secondary-color);
}

.product-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
}

.btn-view-product {
    flex: 1;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    transition: var(--transition);
    font-size: 0.85rem;
}

.btn-view-product:hover {
    background: #0056b3;
    color: white;
    transform: translateY(-1px);
}

.btn-quick-add {
    background: var(--success-color);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-quick-add:hover {
    background: #218838;
    transform: scale(1.05);
}

.no-recommendations {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: var(--secondary-color);
}

.no-recommendations i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* ===================================
   MODAL STYLES
   =================================== */
.modal-content {
    border-radius: var(--border-radius-lg);
    border: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.modal-header {
    background: var(--primary-color);
    color: white;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

#modalImage {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* ===================================
   ACCESSIBILITY IMPROVEMENTS
   =================================== */
.main-product-image:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.thumbnail-item:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .main-product-image,
    .thumbnail-item,
    .zoom-btn,
    .fullscreen-btn,
    .fit-toggle-btn {
        transition: none;
    }
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1200px) {
    .main-image-container {
        aspect-ratio: 4 / 3;
    }
}

@media (max-width: 768px) {
    .product-container {
        padding: 1rem 0;
    }

    .product-gallery {
        position: relative;
        top: auto;
        max-height: none;
        padding: 1rem;
    }

    .main-image-container {
        aspect-ratio: 1 / 1;
        margin-bottom: 1rem;
    }

    .product-info {
        padding: 1rem;
    }

    .product-title {
        font-size: 1.5rem;
    }

    .current-price {
        font-size: 1.5rem;
    }

    .action-buttons {
        flex-direction: column;
    }

    .btn-add-cart,
    .btn-buy-now {
        min-width: auto;
    }

    .chat-widget {
        width: 300px;
        bottom: 1rem;
        right: 1rem;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }

    .quantity-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .thumbnail-gallery {
        max-height: 80px;
    }

    .thumbnail-item {
        width: 60px;
        height: 60px;
    }
}

@media (max-width: 576px) {
    .price-display {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .seller-actions {
        flex-direction: column;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .description-card,
    .reviews-card {
        padding: 1rem;
    }

    .product-description-section,
    .reviews-section,
    .recommendations-section {
        padding: 2rem 0;
    }

    .main-image-container {
        aspect-ratio: 1 / 1;
    }

    .thumbnail-gallery {
        gap: 0.25rem;
        max-height: 70px;
    }

    .thumbnail-item {
        width: 50px;
        height: 50px;
    }
}

/* ===================================
   LANDSCAPE ORIENTATION HANDLING
   =================================== */
@media (orientation: landscape) and (max-height: 600px) {
    .product-gallery {
        position: relative;
        max-height: none;
    }

    .main-image-container {
        aspect-ratio: 3 / 2;
    }
}

/* ===================================
   HIGH DPI DISPLAYS
   =================================== */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .main-product-image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print {
    .image-overlay,
    .zoom-btn,
    .fullscreen-btn,
    .fit-toggle-btn {
        display: none;
    }

    .main-product-image {
        object-fit: contain;
        max-height: 4in;
    }
}

/* ===================================
   UTILITY CLASSES
   =================================== */
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-info { color: var(--info-color) !important; }
.text-primary { color: var(--primary-color) !important; }

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

/* ===================================
   LOADING STATES
   =================================== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    animation: spin 1s linear infinite;
}

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

@keyframes slideInUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

@keyframes slideOutDown {
    from { transform: translateY(0); opacity: 1; }
    to { transform: translateY(100%); opacity: 0; }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

.slide-in-up {
    animation: slideInUp 0.3s ease;
}