/* ===== PRODUCT PAGE STYLES ===== */

.product-page {
    padding: 48px 0 80px;
}

.product-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: var(--transition);
}

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

.breadcrumb-separator {
    color: var(--text-muted);
}

/* Product Main Section */
.product-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    margin-bottom: 80px;
}

/* Product Gallery */
.product-gallery {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.product-main-image {
    width: 100%;
    aspect-ratio: 3/4;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-tertiary);
    margin-bottom: 16px;
    position: relative;
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-badge-large {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #ef4444;
    color: white;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    z-index: 10;
}

.product-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.product-thumbnail {
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    background: var(--bg-tertiary);
}

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

.product-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Product Info */
.product-info-section {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.product-header {
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.product-category-label {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-name {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.product-stars {
    display: flex;
    gap: 4px;
    font-size: 20px;
}

.star {
    color: #fbbf24;
}

.star.empty {
    color: var(--border-color);
}

.product-reviews-count {
    color: var(--text-secondary);
    font-size: 14px;
}

.product-price-section {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 20px;
}

.product-price-current {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
}

.product-price-original {
    font-size: 28px;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-save-badge {
    display: inline-block;
    padding: 6px 12px;
    background: #dcfce7;
    color: #065f46;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
}

.product-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* Product Options */
.product-options {
    padding: 24px 0;
    border-top: 1px solid var(--border-color);
}

.product-option {
    margin-bottom: 32px;
}

.product-option-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.product-option-selected {
    color: var(--text-muted);
    font-weight: 400;
}

/* Size Selector */
.size-selector {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.size-option {
    min-width: 60px;
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-primary);
}

.size-option:hover {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.size-option.active {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

.size-option.out-of-stock {
    opacity: 0.3;
    cursor: not-allowed;
    position: relative;
}

.size-option.out-of-stock::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 5%;
    right: 5%;
    height: 2px;
    background: var(--text-muted);
    transform: rotate(-45deg);
}

/* Color Selector */
.color-selector {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.color-option {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 3px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow);
}

.color-option:hover {
    transform: scale(1.1);
}

.color-option.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px white, 0 0 0 4px var(--primary-color);
}

/* Quantity Selector */
.quantity-selector {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
}

.quantity-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    cursor: pointer;
    transition: var(--transition);
    border-radius: 6px;
}

.quantity-btn:hover {
    background: var(--bg-secondary);
}

.quantity-value {
    font-size: 18px;
    font-weight: 700;
    min-width: 40px;
    text-align: center;
}

/* Product Actions */
.product-actions {
    display: flex;
    gap: 16px;
    padding-top: 24px;
}

.btn-add-to-cart {
    flex: 1;
    padding: 18px 40px;
    font-size: 18px;
    font-weight: 700;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.btn-add-to-cart:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-add-to-cart:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-wishlist {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 24px;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-primary);
}

.btn-wishlist:hover {
    border-color: #ef4444;
    color: #ef4444;
    background: #fef2f2;
}

/* Product Features */
.product-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 32px 0;
    border-top: 1px solid var(--border-color);
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: 12px;
}

.feature-icon {
    font-size: 32px;
}

.feature-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.feature-text {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Product Tabs */
.product-tabs {
    margin-top: 80px;
}

.tabs-nav {
    display: flex;
    gap: 32px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 40px;
}

.tab-button {
    padding: 16px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: var(--transition);
}

.tab-button:hover {
    color: var(--text-primary);
}

.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.tab-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.tab-content ul {
    list-style: none;
    padding: 0;
}

.tab-content li {
    padding: 12px 0;
    padding-left: 32px;
    position: relative;
    color: var(--text-secondary);
}

.tab-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: 700;
}

/* Reviews */
.reviews-summary {
    display: flex;
    gap: 48px;
    margin-bottom: 48px;
    padding: 32px;
    background: var(--bg-secondary);
    border-radius: 16px;
}

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

.reviews-score-number {
    font-size: 64px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.reviews-score-stars {
    font-size: 24px;
    margin: 8px 0;
}

.reviews-score-count {
    color: var(--text-secondary);
    font-size: 14px;
}

.reviews-bars {
    flex: 1;
}

.review-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.review-bar-label {
    min-width: 60px;
    font-size: 14px;
    color: var(--text-secondary);
}

.review-bar-track {
    flex: 1;
    height: 8px;
    background: var(--border-light);
    border-radius: 4px;
    overflow: hidden;
}

.review-bar-fill {
    height: 100%;
    background: #fbbf24;
    border-radius: 4px;
}

.review-bar-count {
    min-width: 40px;
    text-align: right;
    font-size: 14px;
    color: var(--text-secondary);
}

/* Review Item */
.review-item {
    padding: 32px 0;
    border-bottom: 1px solid var(--border-color);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.review-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 20px;
}

.review-author-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.review-date {
    font-size: 13px;
    color: var(--text-muted);
}

.review-stars {
    font-size: 16px;
}

.review-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Related Products */
.related-products {
    margin-top: 100px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    color: var(--text-primary);
}

/* Success Message */
.success-message {
    position: fixed;
    top: 100px;
    right: 24px;
    background: #10b981;
    color: white;
    padding: 20px 32px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    animation: slideInRight 0.3s ease;
}

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

/* Responsive */
@media (max-width: 968px) {
    .product-main {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-gallery {
        position: static;
    }
    
    .product-name {
        font-size: 32px;
    }
    
    .product-price-current {
        font-size: 36px;
    }
    
    .product-features {
        grid-template-columns: 1fr;
    }
    
    .tabs-nav {
        gap: 16px;
        overflow-x: auto;
    }
    
    .reviews-summary {
        flex-direction: column;
        gap: 32px;
    }
}

@media (max-width: 640px) {
    .product-actions {
        flex-direction: column;
    }
    
    .btn-wishlist {
        width: 100%;
    }
    
    .size-selector {
        justify-content: space-between;
    }
    
    .size-option {
        flex: 1;
        min-width: 50px;
    }
}