/*
 * UNIVERSAL PRODUCT PAGE TEMPLATE - STYLES
 * Uses theme.css variables for theming
 */

.product-universal-container {
    background-color: var(--theme-bg);
    padding: 40px 0;
}

.product-universal {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.breadcrumb {
    background-color: transparent;
    padding-left: 0;
}

/* [1] Main Grid: Photo | Price+CTA */
.product-main-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: flex-start;
}

.product-gallery .main-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--theme-shadow);
    border: 1px solid var(--theme-border);
}

.product-info-panel {
    background: var(--theme-surface);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--theme-shadow);
    position: sticky;
    top: 20px;
    border: 1px solid var(--theme-border);
}

.product-info-panel h1 {
    font-size: 28px;
    font-weight: 600;
    color: var(--theme-text-primary);
    margin-bottom: 12px;
}

.product-price {
    font-size: 36px;
    font-weight: 700;
    color: var(--theme-text-primary);
    margin-bottom: 20px;
}

.stock-status {
    font-weight: 600;
    margin-bottom: 20px;
}
.stock-status.in-stock { color: var(--theme-success); }
.stock-status.low-stock { color: var(--theme-warning); }
.stock-status.out-of-stock { color: var(--theme-danger); }

.add-to-cart-form .btn {
    width: 100%;
    background-color: var(--theme-accent-primary);
    border-color: var(--theme-accent-primary);
    font-size: 18px;
    padding: 15px;
    transition: background-color 0.3s;
}
.add-to-cart-form .btn:hover {
    background-color: var(--theme-accent-primary-hover);
    border-color: var(--theme-accent-primary-hover);
}

/* [2] Reviews Section */
.reviews-section {
    margin-top: 48px;
    padding: 30px;
    background: var(--theme-surface);
    border-radius: 12px;
    box-shadow: var(--theme-shadow);
    border: 1px solid var(--theme-border);
}

.reviews-summary {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.star-rating-summary .star {
    color: #ffc107;
    font-size: 24px;
}
.review-count {
    font-size: 16px;
    color: var(--theme-text-secondary);
}

.latest-reviews {
    display: grid;
    gap: 20px;
}

.review-card {
    border-top: 1px solid var(--theme-border);
    padding-top: 20px;
}

.review-card-header {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.review-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--theme-accent-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: 15px;
}

.review-author {
    font-weight: 600;
    color: var(--theme-text-primary);
}
.review-date {
    font-size: 14px;
    color: var(--theme-text-secondary);
    margin-left: auto;
}

.star-rating-individual .star.filled { color: #ffc107; }
.star-rating-individual .star { color: var(--theme-border); }

.review-text {
    color: var(--theme-text-primary);
    line-height: 1.6;
}

/* [3] Write Review Button & Modal */
.review-actions {
    margin-top: 30px;
    text-align: center;
}
.btn-write-review {
    background-color: var(--theme-success);
    border-color: var(--theme-success);
    color: white;
    padding: 12px 30px;
    font-size: 16px;
}
.btn-write-review:hover {
    background-color: var(--theme-success);
    border-color: var(--theme-success);
    color: white;
    opacity: 0.9;
}
.btn-login-for-review {
    background-color: var(--theme-text-secondary);
    border-color: var(--theme-text-secondary);
    color: white;
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1050;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: var(--overlay-bg);
}
.modal-content {
    background-color: var(--theme-surface);
    margin: 10% auto;
    padding: 30px;
    border: 1px solid var(--theme-border);
    width: 80%;
    max-width: 600px;
    border-radius: 12px;
}
.close-button {
    color: var(--theme-text-muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
}
.close-button:hover,
.close-button:focus {
    color: var(--theme-text-primary);
    text-decoration: none;
    cursor: pointer;
}
#review-form-modal .star-rating { cursor: pointer; }
#review-form-modal .star:hover { color: #ffc107; }
#review-form-modal .star.filled { color: #ffc107; }
#review-form-modal .star { font-size: 30px; color: var(--theme-border); }

#review-form-modal textarea {
    width: 100%;
    height: 120px;
    margin: 20px 0;
    border: 1px solid var(--theme-border);
    border-radius: 8px;
    padding: 10px;
    background-color: var(--theme-input-bg);
    color: var(--theme-text-primary);
}
#review-form-modal .btn {
    background-color: var(--theme-accent-primary);
    color: white;
    border: none;
}

/* [4] Dynamic Specs Grid */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 48px 0;
}
.spec-item {
    background: var(--theme-surface);
    padding: 24px;
    border-radius: 12px;
    border-left: 4px solid var(--theme-accent-primary);
    box-shadow: var(--theme-shadow);
    border: 1px solid var(--theme-border);
}
.spec-label {
    font-weight: 600;
    color: var(--theme-text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    font-size: 12px;
}
.spec-value {
    font-size: 18px;
    color: var(--theme-text-primary);
    font-weight: 500;
}

/* [5] Description Accordion */
.description-section { margin: 48px 0; }
.accordion-header {
    background-color: var(--theme-surface);
    padding: 20px;
    cursor: pointer;
    border-radius: 12px;
    box-shadow: var(--theme-shadow);
    font-size: 20px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--theme-text-primary);
    border: 1px solid var(--theme-border);
}
.accordion-content {
    padding: 20px;
    display: none;
    line-height: 1.7;
    background: var(--theme-surface);
    margin-top: -10px;
    border-radius: 0 0 12px 12px;
    border: 1px solid var(--theme-border);
    border-top: none;
    color: var(--theme-text-primary);
}
.accordion-icon { transition: transform 0.3s; }
.accordion-header.active .accordion-icon { transform: rotate(180deg); }

/* [6] Similar Products Carousel */
.similar-products-section { margin: 48px 0; }
.similar-products-section h2 { margin-bottom: 24px; color: var(--theme-text-primary); }
.carousel-container {
    position: relative;
    overflow: hidden;
}
.carousel-track {
    display: flex;
    gap: 20px;
    transition: transform 0.5s ease-in-out;
}
.product-card-similar {
    background: var(--theme-surface);
    border-radius: 12px;
    box-shadow: var(--theme-shadow);
    overflow: hidden;
    min-width: 250px;
    border: 1px solid var(--theme-border);
}
.product-card-similar img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}
.product-card-similar-info {
    padding: 15px;
}
.product-card-similar-info h5 { font-size: 16px; margin-bottom: 10px; color: var(--theme-text-primary); }
.product-card-similar-info p { font-size: 18px; font-weight: 600; color: var(--theme-text-primary); }
.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    z-index: 10;
    color: var(--theme-text-primary);
}
.carousel-prev { left: -20px; }
.carousel-next { right: -20px; }

/* Responsive */
@media (max-width: 992px) {
    .product-main-grid {
        grid-template-columns: 1fr;
    }
    .product-info-panel {
        position: static;
        margin-top: 30px;
    }
}

@media (max-width: 768px) {
    .product-universal-container { padding: 20px 0; }
    .product-info-panel h1 { font-size: 24px; }
    .product-price { font-size: 30px; }
    .specs-grid { grid-template-columns: 1fr; }
    .carousel-prev { left: 10px; }
    .carousel-next { right: 10px; }
}

/* Quantity Selector */
.quantity-selector-wrapper {
    display: flex;
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: 8px;
    overflow: hidden;
    max-width: 150px;
    margin-top: 10px;
}

.quantity-selector-wrapper .quantity-btn {
    background-color: var(--theme-bg-secondary);
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 18px;
    color: var(--theme-text-primary);
    transition: background-color 0.2s ease;
}

.quantity-selector-wrapper .quantity-btn:hover {
    background-color: var(--theme-hover-bg);
}

.quantity-selector-wrapper input[type="number"] {
    flex-grow: 1;
    border: none;
    text-align: center;
    -moz-appearance: textfield;
    appearance: textfield;
    height: 40px;
    font-size: 16px;
    color: var(--theme-text-primary);
    background-color: var(--theme-surface);
}

.quantity-selector-wrapper input[type="number"]::-webkit-outer-spin-button,
.quantity-selector-wrapper input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}