/**
 * Страница товара
 */

.product-page {
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px));
    background: var(--gray-50);
}

.product-page > .container {
    max-width: 1320px;
}

/* Breadcrumbs */

.product-breadcrumb {
    padding-top: 16px;
    margin-bottom: 20px;
}

.product-breadcrumb .breadcrumb {
    margin-bottom: 0;
    font-size: 14px;
    flex-wrap: wrap;
}

.product-breadcrumb .breadcrumb-item a {
    color: var(--gray-600);
    text-decoration: none;
}

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

/* Layout */

.product-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: 32px;
    align-items: start;
}

@media (max-width: 991px) {
    .product-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* Gallery */

.product-gallery-panel {
    min-width: 0;
}

.product-gallery-main {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--gray-200);
    box-shadow: var(--box-shadow-sm);
}

.product-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.2s ease;
}

.product-gallery-main img.is-loading {
    opacity: 0.6;
}

.product-gallery-panel .product-badges {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.product-gallery-zoom {
    position: absolute;
    right: 14px;
    bottom: 14px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    color: var(--gray-700);
    box-shadow: var(--box-shadow-sm);
    cursor: pointer;
    transition: var(--transition);
}

.product-gallery-zoom:hover {
    color: var(--primary-color);
    transform: scale(1.05);
}

.product-thumbnails {
    display: flex;
    gap: 10px;
    margin-top: 14px;
    padding-bottom: 4px;
    overflow-x: auto;
    scrollbar-width: thin;
}

.product-thumbnails::-webkit-scrollbar {
    height: 6px;
}

.product-thumbnail {
    flex: 0 0 auto;
    width: 72px;
    height: 72px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: #fff;
    cursor: pointer;
    transition: var(--transition);
}

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

.product-thumbnail:hover,
.product-thumbnail.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 1px rgba(255, 107, 157, 0.25);
}

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

/* Buy panel */

.product-buy-panel {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

@media (max-width: 991px) {
    .product-buy-panel {
        position: static;
    }
}

.product-info-card,
.product-buy-card,
.product-seller-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-xl);
    padding: 22px 24px;
    box-shadow: var(--box-shadow-sm);
}

.product-eyebrow {
    display: inline-block;
    margin-bottom: 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--primary-color);
}

.product-title {
    margin: 0 0 14px;
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 700;
    line-height: 1.25;
    color: var(--gray-900);
}

.product-meta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 18px;
    margin-bottom: 14px;
}

.product-meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 999px;
    text-decoration: none;
    transition: var(--transition);
}

.product-meta-chip:hover {
    color: var(--primary-color);
    border-color: rgba(255, 107, 157, 0.35);
    background: rgba(255, 107, 157, 0.06);
}

.product-meta-chip i {
    font-size: 16px;
    color: var(--primary-color);
}

.product-lead {
    margin: 0;
    font-size: 15px;
    line-height: 1.55;
    color: var(--gray-600);
}

.product-price-block {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 10px 14px;
    margin-bottom: 8px;
}

.product-price-current {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

.product-price-old {
    font-size: 20px;
    font-weight: 500;
    color: var(--gray-400);
    text-decoration: line-through;
}

.product-price-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #ff6b9d, #e84a7f);
    border-radius: 999px;
}

.product-stock-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 18px;
    font-size: 14px;
    font-weight: 500;
}

.product-stock-pill--in {
    color: #198754;
}

.product-stock-pill--out {
    color: #dc3545;
}

.product-stock-pill i {
    font-size: 18px;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.product-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    font-weight: 600;
}

.product-trust-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--gray-200);
}

.product-trust-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    line-height: 1.4;
    color: var(--gray-600);
}

.product-trust-item i {
    flex-shrink: 0;
    font-size: 20px;
    color: var(--primary-color);
    margin-top: 1px;
}

.product-trust-item strong {
    display: block;
    font-size: 13px;
    color: var(--gray-800);
}

/* Specs */

.product-specs {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.product-specs li {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 12px;
    font-size: 14px;
}

.product-specs dt {
    margin: 0;
    color: var(--gray-500);
    font-weight: 500;
}

.product-specs dd {
    margin: 0;
    font-weight: 600;
    color: var(--gray-800);
}

.product-attribute-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 4px;
}

.product-attribute-chip {
    padding: 5px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 999px;
}

/* Seller */

.product-seller-card {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.product-seller-card:hover {
    border-color: rgba(255, 107, 157, 0.35);
    box-shadow: var(--box-shadow);
}

.product-seller-logo {
    width: 52px;
    height: 52px;
    border-radius: var(--border-radius-md);
    object-fit: cover;
    background: var(--gray-100);
    flex-shrink: 0;
}

.product-seller-logo--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 24px;
}

.product-seller-body {
    min-width: 0;
    flex: 1;
}

.product-seller-label {
    display: block;
    font-size: 12px;
    color: var(--gray-500);
    margin-bottom: 2px;
}

.product-seller-name {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-seller-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-color);
}

.product-seller-card > i.ri-arrow-right-s-line {
    flex-shrink: 0;
    font-size: 22px;
    color: var(--gray-400);
}

/* Details tabs */

.product-details {
    margin-top: 40px;
}

.product-details-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--box-shadow-sm);
}

.product-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 12px 16px 0;
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.product-tabs .nav-link {
    padding: 12px 18px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-600);
    border: none;
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    background: transparent;
    transition: var(--transition);
}

.product-tabs .nav-link:hover {
    color: var(--gray-900);
    background: rgba(255, 255, 255, 0.7);
}

.product-tabs .nav-link.active {
    color: var(--primary-color);
    background: #fff;
    box-shadow: 0 -1px 0 #fff;
}

.product-tab-content {
    padding: 24px 28px 28px;
}

.product-tab-content .tab-pane {
    font-size: 15px;
    line-height: 1.65;
    color: var(--gray-700);
}

.product-reviews-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.product-page .review-card {
    padding: 18px 20px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
}

.product-review-empty {
    text-align: center;
    padding: 32px 16px;
}

.product-review-empty i {
    font-size: 48px;
    color: var(--gray-300);
}

.product-review-form-title {
    margin: 28px 0 16px;
    font-size: 18px;
    font-weight: 700;
}

.product-review-response {
    margin-top: 12px;
    padding: 14px 16px;
    font-size: 14px;
    line-height: 1.5;
    background: #fff;
    border-left: 3px solid var(--primary-color);
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

/* Similar */

.product-similar {
    margin-top: 48px;
    padding-bottom: 16px;
}

.product-similar-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.product-similar-head h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
}

.product-similar-head p {
    margin: 6px 0 0;
    font-size: 14px;
    color: var(--gray-500);
}

.product-page .products-grid {
    gap: 20px;
}

/* Mobile bar */

.product-mobile-bar {
    display: none;
}

@media (max-width: 767px) {
    .product-page {
        padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
    }

    .product-thumbnail {
        width: 64px;
        height: 64px;
    }

    .product-specs li {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .product-trust-row {
        grid-template-columns: 1fr;
    }

    .product-tab-content {
        padding: 20px 18px 24px;
    }

    .product-tabs .nav-link {
        padding: 10px 14px;
        font-size: 13px;
    }

    .product-page .products-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .product-mobile-bar {
        display: flex;
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1040;
        align-items: center;
        gap: 12px;
        padding: 10px 16px calc(10px + env(safe-area-inset-bottom, 0px));
        background: rgba(255, 255, 255, 0.96);
        border-top: 1px solid var(--gray-200);
        box-shadow: 0 -8px 24px rgba(15, 23, 42, 0.08);
        backdrop-filter: blur(10px);
    }

    .product-mobile-bar__price {
        flex: 0 0 auto;
        min-width: 0;
    }

    .product-mobile-bar__price strong {
        display: block;
        font-size: 17px;
        font-weight: 800;
        color: var(--gray-900);
        white-space: nowrap;
    }

    .product-mobile-bar__price span {
        font-size: 12px;
        color: var(--gray-500);
    }

    .product-mobile-bar .btn {
        flex: 1;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 16px;
        font-weight: 600;
    }
}

/* Dark theme */

[data-theme="dark"] .product-page {
    background: var(--bg-color, #1a1a1a);
}

[data-theme="dark"] .product-gallery-main,
[data-theme="dark"] .product-info-card,
[data-theme="dark"] .product-buy-card,
[data-theme="dark"] .product-seller-card,
[data-theme="dark"] .product-details-card {
    background: #242424;
    border-color: var(--border-color, #495057);
}

[data-theme="dark"] .product-title,
[data-theme="dark"] .product-price-current,
[data-theme="dark"] .product-seller-name,
[data-theme="dark"] .product-similar-head h2 {
    color: var(--text-color, #fff);
}

[data-theme="dark"] .product-tabs {
    background: #1e1e1e;
    border-color: var(--border-color, #495057);
}

[data-theme="dark"] .product-tabs .nav-link.active {
    background: #242424;
}

[data-theme="dark"] .product-page .review-card {
    background: #1e1e1e;
    border-color: var(--border-color, #495057);
}

[data-theme="dark"] .product-mobile-bar {
    background: rgba(30, 30, 30, 0.96);
    border-color: var(--border-color, #495057);
}