/* ============================================
   Product Detail Page — Warm Paper Light
   (reskinned from the dark glassmorphism v2)
   ============================================ */

:root {
    --bg-primary: #FBF3E6;
    --bg-secondary: #F6E9D2;
    --bg-tertiary: #F0DFC0;

    --glass-bg: rgba(255, 251, 244, 0.62);
    --glass-bg-hover: rgba(255, 251, 244, 0.88);
    --glass-border: rgba(120, 72, 32, 0.14);
    --glass-border-hover: rgba(193, 86, 45, 0.35);

    --accent-primary: #C1562D;
    --accent-secondary: #E3A23D;
    --accent-gradient: linear-gradient(135deg, #C1562D 0%, #E3A23D 100%);

    --success-color: #3F8A5C;
    --warning-color: #C98A1E;
    --danger-color: #C13B2E;
    --info-color: #4C6C8C;
    --star-color: #E8A33D;

    --text-primary: #2B1B10;
    --text-secondary: rgba(43, 27, 16, 0.75);
    --text-muted: rgba(43, 27, 16, 0.52);

    --shadow-sm: 0 2px 8px rgba(120, 72, 32, 0.10);
    --shadow-md: 0 4px 20px rgba(120, 72, 32, 0.13);
    --shadow-lg: 0 8px 40px rgba(120, 72, 32, 0.16);
    --shadow-glow: 0 0 30px rgba(227, 162, 61, 0.30);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.45  0 0 0 0 0.32  0 0 0 0 0.18  0 0 0 0.35 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-primary);
    background-image:
        var(--grain),
        radial-gradient(circle at 12% 0%, rgba(227, 162, 61, 0.10), transparent 55%),
        radial-gradient(circle at 100% 30%, rgba(193, 86, 45, 0.06), transparent 50%);
    background-blend-mode: soft-light, normal, normal;
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--text-primary);
    font-family: "Peyda-Bold", "Vazirmatn", system-ui, sans-serif;
    direction: rtl;
}

/* ============================================
   Glass → Paper card
   ============================================ */
.glass {
    background-color: var(--glass-bg);
    background-image: var(--grain);
    background-blend-mode: soft-light;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.glass:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* ============================================
   Fixed Header — Glassy / Back to Shop only
   ============================================ */
.fixed-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 14px 20px;
}

.product-header .header-inner {
    max-width: 1400px;
    margin: 0 auto;
    background: rgba(251, 243, 230, 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    padding: 10px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.back-to-shop-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 9px 18px;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition-normal);
}

.back-to-shop-btn i {
    font-size: 15px;
    color: var(--accent-primary);
    transition: transform var(--transition-normal);
}

.back-to-shop-btn:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
    transform: translateX(-3px);
}

.back-to-shop-btn:hover i {
    transform: translateX(-3px);
}

.product-header .site-name {
    font-size: 18px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ============================================
   Page Container
   ============================================ */
.product-detail-container {
    padding: 96px 20px 60px;
    max-width: 1400px;
    margin: 0 auto;
}

/* ============================================
   Breadcrumb
   ============================================ */
.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 18px;
    padding: 0 6px;
}

.breadcrumb-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.breadcrumb-nav i {
    font-size: 11px;
    opacity: 0.6;
}

.breadcrumb-nav .current {
    color: var(--text-primary);
    font-weight: 700;
}

/* ============================================
   Product Detail Box
   ============================================ */
.product-detail-box {
    padding: 40px;
    margin-bottom: 32px;
}

/* ============================================
   Gallery — Main Image + Thumbnails
   ============================================ */
.product-gallery {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.main-image-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    background: #fff;
    position: relative;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition:
        opacity 0.25s ease,
        transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 12px;
}

.main-image-wrapper:hover img {
    transform: scale(1.04);
}

.main-image-wrapper img.fading {
    opacity: 0;
}

/* Badge روی تصویر */
.product-badges {
    position: absolute;
    top: 14px;
    right: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 2;
}

.badge-item {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.badge-discount {
    background: rgba(193, 59, 46, 0.88);
    color: #fff;
}

/* دکمه زوم */
.zoom-btn {
    position: absolute;
    bottom: 14px;
    left: 14px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    z-index: 2;
}

.zoom-btn:hover {
    background: var(--accent-gradient);
    color: #fff;
    transform: scale(1.08);
    border-color: transparent;
}

/* تصاویر بندانگشتی */
.thumb-list {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: 2px;
}

.thumb-list::-webkit-scrollbar {
    display: none;
}

.thumb-item {
    flex: 0 0 72px;
    width: 72px;
    height: 72px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    background: #fff;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 6px;
}

.thumb-item:hover {
    border-color: var(--glass-border-hover);
}

.thumb-item.active {
    border-color: var(--accent-primary);
    box-shadow:
        0 0 0 1px var(--accent-primary),
        0 0 16px rgba(193, 86, 45, 0.3);
}

/* لایت‌باکس — عمداً تیره می‌مونه تا تصویر بزرگ‌شده بهتر دیده بشه */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(35, 22, 14, 0.9);
    backdrop-filter: blur(6px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 40px;
}

.lightbox.open {
    display: flex;
}

.lightbox img {
    max-width: 90vw;
    max-height: 86vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    animation: lightboxIn 0.25s ease;
}

@keyframes lightboxIn {
    from {
        opacity: 0;
        transform: scale(0.96);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.lightbox-close {
    position: absolute;
    top: 24px;
    left: 24px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(255, 251, 244, 0.9);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
}

.lightbox-close:hover {
    background: var(--accent-gradient);
    color: #fff;
    border-color: transparent;
}

/* ============================================
   Product Info
   ============================================ */
.product-info {
    display: flex;
    flex-direction: column;
    gap: 22px;
    height: 100%;
}

.product-name {
    font-size: 30px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.4;
}

.product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 5px 14px;
    font-size: 13px;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.meta-chip i {
    color: var(--accent-primary);
    font-size: 14px;
}

.meta-chip:hover {
    border-color: rgba(193, 86, 45, 0.35);
    color: var(--text-primary);
}

/* امتیاز محصول */
.product-rating {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.product-rating .stars {
    color: var(--star-color);
    font-size: 15px;
    letter-spacing: 2px;
}

.product-divider {
    height: 1px;
    background: var(--glass-border);
    border: none;
    margin: 0;
}

/* بخش قیمت */
.price-section {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.price-main {
    font-size: 32px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 8px rgba(227, 162, 61, 0.32));
}

.price-currency {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 600;
    -webkit-text-fill-color: var(--text-muted);
}

.price-original {
    font-size: 18px;
    color: var(--text-muted);
    text-decoration: line-through;
    font-weight: 600;
}

.discount-badge {
    background: rgba(193, 59, 46, 0.12);
    border: 1px solid rgba(193, 59, 46, 0.3);
    color: var(--danger-color);
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
}

/* وضعیت موجودی */
.stock-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 30px;
    width: fit-content;
}

.stock-status.in-stock {
    background: rgba(63, 138, 92, 0.14);
    border: 1px solid rgba(63, 138, 92, 0.32);
    color: var(--success-color);
}

.stock-status.out-of-stock {
    background: rgba(193, 59, 46, 0.14);
    border: 1px solid rgba(193, 59, 46, 0.32);
    color: var(--danger-color);
}

.stock-status i {
    font-size: 10px;
}

/* تگ‌ها */
.tag-pill {
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    backdrop-filter: blur(6px);
}

/* خلاصه توضیحات */
.product-summary {
    font-size: 14px;
    line-height: 1.9;
    color: var(--text-secondary);
}

/* ============================================
   Quantity + Cart
   ============================================ */
.purchase-section {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 6px;
}

.qty-box {
    display: flex;
    align-items: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
    height: 52px;
}

.qty-box:hover {
    border-color: rgba(193, 86, 45, 0.35);
    box-shadow: 0 0 20px rgba(193, 86, 45, 0.10);
}

.qty-btn {
    background: transparent;
    border: none;
    width: 48px;
    height: 52px;
    cursor: pointer;
    color: var(--accent-primary);
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    padding: 0;
}

.qty-btn:hover {
    background: rgba(193, 86, 45, 0.10);
    color: var(--text-primary);
}

.qty-btn:active {
    background: rgba(193, 86, 45, 0.2);
    transform: scale(0.92);
}

.qty-value {
    min-width: 44px;
    text-align: center;
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    border: none;
    background: transparent;
    pointer-events: none;
}

.btn-add-to-cart {
    flex: 1;
    min-width: 180px;
    height: 52px;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: #fff;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition-normal);
    box-shadow: 0 4px 20px rgba(193, 86, 45, 0.30);
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.btn-add-to-cart::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0);
    transition: var(--transition-fast);
}

.btn-add-to-cart:hover::before {
    background: rgba(255, 255, 255, 0.1);
}

.btn-add-to-cart:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(193, 86, 45, 0.45);
}

.btn-add-to-cart:active {
    transform: translateY(0);
}

.btn-add-to-cart.disabled,
.btn-add-to-cart:disabled {
    background: rgba(120, 72, 32, 0.14);
    color: var(--text-muted);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* ============================================
   Tabs — توضیحات / مشخصات / هدایا
   ============================================ */
.product-tabs {
    padding: 10px;
    margin-bottom: 32px;
}

.tabs-header {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    padding: 8px;
    border-bottom: 1px solid var(--glass-border);
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 14px;
    font-weight: 700;
    padding: 12px 22px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--glass-bg-hover);
}

.tab-btn.active {
    color: #fff;
    background: var(--accent-gradient);
    box-shadow: 0 4px 16px rgba(193, 86, 45, 0.30);
}

.tabs-body {
    padding: 28px 24px;
}

.tab-pane {
    display: none;
    animation: fadeInTab 0.3s ease;
}

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

@keyframes fadeInTab {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-pane p,
.tab-pane li {
    color: var(--text-secondary);
    line-height: 2;
    font-size: 14px;
}

.empty-tab {
    color: var(--text-muted);
    font-size: 14px;
    text-align: center;
    padding: 30px 0;
}

/* جدول مشخصات */
.specs-table {
    width: 100%;
    border-collapse: collapse;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.specs-table tr {
    border-bottom: 1px solid var(--glass-border);
}

.specs-table tr:last-child {
    border-bottom: none;
}

.specs-table tr:nth-child(even) {
    background: rgba(120, 72, 32, 0.045);
}

.specs-table th,
.specs-table td {
    text-align: right;
    padding: 14px 18px;
    font-size: 13px;
}

.specs-table th {
    color: var(--text-muted);
    font-weight: 700;
    width: 200px;
}

.specs-table td {
    color: var(--text-primary);
    font-weight: 600;
}

/* لیست هدایا */
.gift-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.gift-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    font-size: 13px;
    color: var(--text-secondary);
}

.gift-item i {
    color: var(--accent-primary);
    font-size: 20px;
}

.gift-item b {
    color: var(--text-primary);
}

/* ============================================
   Sections — عنوان مشترک
   ============================================ */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.section-title {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title i {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 6px rgba(227, 162, 61, 0.4));
}

.slider-nav {
    display: flex;
    gap: 8px;
}

.slider-nav-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    width: 40px;
    height: 40px;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.slider-nav-btn:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(193, 86, 45, 0.35);
    color: var(--accent-primary);
    transform: translateY(-2px);
}

/* ============================================
   Slider — محصولات مرتبط
   ============================================ */
.slider-section {
    margin-bottom: 32px;
}

.slider-wrapper {
    position: relative;
    overflow: hidden;
}

.slider-track {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: 4px;
}

.slider-track::-webkit-scrollbar {
    display: none;
}

/* ============================================
   کارت محصول — مشترک (اسلایدر / گرید پربازدید)
   ============================================ */
.product-card {
    flex: 0 0 220px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
    display: block;
    text-decoration: none;
    color: inherit;
}

.product-card:hover {
    border-color: rgba(193, 86, 45, 0.30);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: translateY(-6px);
}

.card-image-wrap {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #fff;
}

.card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 8px;
}

.product-card:hover .card-image-wrap img {
    transform: scale(1.07);
}

.card-badges {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 2;
}

.card-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    backdrop-filter: blur(8px);
}

.card-badge-discount {
    background: rgba(193, 59, 46, 0.88);
    color: #fff;
}

.card-body {
    padding: 14px 16px 16px;
}

.card-product-cat {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: block;
}

.card-product-name {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-price-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.card-price {
    font-size: 16px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-price-original {
    font-size: 12px;
    color: var(--text-muted);
    text-decoration: line-through;
}

.card-price-unit {
    font-size: 11px;
    color: var(--text-muted);
}

.btn-card-cart {
    width: 100%;
    height: 38px;
    background: transparent;
    border: 1px solid rgba(193, 86, 45, 0.35);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    transition: var(--transition-normal);
    font-family: inherit;
}

.btn-card-cart:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 16px rgba(193, 86, 45, 0.32);
}

.btn-card-cart.out-stock {
    border-color: rgba(193, 59, 46, 0.3);
    color: var(--danger-color);
    cursor: not-allowed;
    opacity: 0.65;
}

/* ============================================
   پربازدیدترین محصولات — گرید
   ============================================ */
.popular-section {
    margin-top: 10px;
}

.popular-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 16px;
}

.popular-grid .product-card {
    flex: unset;
}

/* اسکلتون لودینگ */
.skeleton-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.skeleton-card .card-image-wrap {
    background: linear-gradient(
        110deg,
        rgba(120, 72, 32, 0.05) 8%,
        rgba(120, 72, 32, 0.12) 18%,
        rgba(120, 72, 32, 0.05) 33%
    );
    background-size: 200% 100%;
    animation: shimmer 1.4s linear infinite;
}

.skeleton-card .skeleton-line {
    height: 12px;
    border-radius: 6px;
    margin: 10px 16px;
    background: linear-gradient(
        110deg,
        rgba(120, 72, 32, 0.05) 8%,
        rgba(120, 72, 32, 0.12) 18%,
        rgba(120, 72, 32, 0.05) 33%
    );
    background-size: 200% 100%;
    animation: shimmer 1.4s linear infinite;
}

.skeleton-card .skeleton-line.short {
    width: 50%;
}

@keyframes shimmer {
    to {
        background-position-x: -200%;
    }
}

.popular-error {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    padding: 30px 0;
}

/* ============================================
   Scrollbar
   ============================================ */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: rgba(193, 86, 45, 0.45);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

::selection {
    background: rgba(227, 162, 61, 0.3);
    color: var(--text-primary);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 992px) {
    .product-detail-box {
        padding: 28px 20px;
    }

    .product-name {
        font-size: 24px;
    }

    .price-main {
        font-size: 26px;
    }

    .tabs-body {
        padding: 20px 16px;
    }

    .specs-table th {
        width: 130px;
    }
}

@media (max-width: 768px) {
    .product-detail-container {
        padding: 122px 14px 50px;
    }

    .product-detail-box {
        padding: 22px 16px;
    }

    .product-name {
        font-size: 20px;
        margin-top: 10px;
    }

    .price-main {
        font-size: 22px;
    }

    .purchase-section {
        gap: 10px;
    }

    .btn-add-to-cart {
        min-width: 0;
        font-size: 11px;
    }

    .product-card {
        flex: 0 0 160px;
    }

    .popular-grid {
        grid-template-columns: repeat(auto-fill, minmax(165px, 1fr));
        gap: 10px;
    }

    .tabs-header {
        gap: 4px;
    }

    .tab-btn {
        padding: 10px 14px;
        font-size: 13px;
    }

    .lightbox-close {
        top: 14px;
        left: 14px;
        width: 40px;
        height: 40px;
    }
}