/* product.css - Modern warm product detail page 2026 */

:root {
    --primary: #2D5F3F;
    --primary-light: #4A7C59;
    --primary-dark: #1A3A2A;
    --accent: #8FA878;
    --accent-light: #E8EEDF;
    --accent-dark: #6B8F5E;
    --terracotta: #C0785F;
    --bg-body: #FDFCF8;
    --bg-card: #FFFFFF;
    --bg-muted: #F5F2ED;
    --text-dark: #2C2C2C;
    --text-medium: #5E5A54;
    --text-light: #6B6760;
    --border: #E8E4DF;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.03);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.06);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 40px;
    --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
    --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    --font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.65;
    color: var(--text-dark);
    background: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

*:focus-visible {
    outline: 2px solid var(--primary-light);
    outline-offset: 3px;
    border-radius: 6px;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: #D6D3D1; border-radius: 999px; }
::-webkit-scrollbar-track { background: transparent; }

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 40px 32px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 32px;
    font-size: 0.88rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.breadcrumb a:hover { color: var(--primary); }
.breadcrumb i { font-size: 0.65rem; color: var(--text-light); }

/* Product Detail */
.product-detail {
    background: transparent;
    margin-bottom: 24px;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

/* Image side */
.product-image-section {
    position: sticky;
    top: 110px;
    height: fit-content;
}

.product-main-image {
    width: 100%;
    aspect-ratio: 4 / 5;
    background: var(--bg-muted);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 7rem;
    color: var(--accent);
    overflow: hidden;
    border: 1.5px solid var(--border);
    position: relative;
    isolation: isolate;
}

.product-main-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    height: 70%;
    background: radial-gradient(circle, var(--accent-light) 0%, transparent 70%);
    opacity: 0.7;
    z-index: -1;
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.7s var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
    .product-main-image:hover img { transform: scale(1.04); }
}

/* Info side */
.product-badges {
    display: flex;
    gap: 10px;
    margin-bottom: 22px;
    flex-wrap: wrap;
}

.badge {
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 6px;
}

.badge-featured {
    background: var(--accent-light);
    color: var(--primary-dark);
    border: 1.5px solid var(--accent);
}

.badge-category {
    background: var(--bg-muted);
    color: var(--text-medium);
    border: 1.5px solid var(--border);
}

.product-brand {
    font-size: 0.85rem;
    color: var(--accent-dark);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-info h1 {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 18px;
    line-height: 1.05;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

.product-short-desc {
    font-size: 1.1rem;
    color: var(--text-medium);
    margin-bottom: 28px;
    line-height: 1.7;
    opacity: 0.85;
}

/* Price */
.product-price-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 26px 28px;
    margin-bottom: 24px;
    border: 1.5px solid var(--border);
}

.price-row {
    display: flex;
    align-items: baseline;
    gap: 16px;
    flex-wrap: wrap;
}

.price-large {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.03em;
    line-height: 1;
}

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

.price-save {
    background: var(--terracotta);
    color: white;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
}

/* Stock */
.stock-status {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 26px;
}

.stock-available { background: var(--accent-light); color: var(--primary-dark); }
.stock-low { background: #FEF3C7; color: #92400E; }
.stock-out { background: #FEE2E2; color: #991B1B; }

/* ── Doctor endorsement badge ── */
.pd-doctor-badge {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
    border: 1.5px solid #C7D2FE;
    border-radius: var(--radius-md);
    margin-bottom: 18px;
}
.pd-doctor-icon {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.pd-doctor-text { display: flex; flex-direction: column; gap: 2px; }
.pd-doctor-text strong { font-size: 0.88rem; color: #3730a3; }
.pd-doctor-text span { font-size: 0.76rem; color: #6366f1; }

/* ── Social proof counters ── */
.pd-social-proof {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 14px;
}
.pd-sp-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--text-medium);
}
.pd-sp-item i { color: var(--primary); font-size: 0.9rem; }

/* ── Free shipping progress ── */
.pd-shipping-progress {
    background: #FFFBEB;
    border: 1.5px solid #FDE68A;
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    margin-bottom: 16px;
}
.pd-shipping-progress-text {
    font-size: 0.82rem;
    color: #92400E;
    margin-bottom: 10px;
}
.pd-shipping-progress-text i { margin-right: 6px; }
.pd-shipping-progress-bar {
    height: 6px;
    background: #FDE68A;
    border-radius: 999px;
    overflow: hidden;
}
.pd-shipping-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #F59E0B, #D97706);
    border-radius: 999px;
    transition: width 0.6s var(--ease-out);
}
.pd-shipping-free {
    background: #ECFDF5;
    border: 1.5px solid #A7F3D0;
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    font-size: 0.88rem;
    color: #065F46;
    margin-bottom: 16px;
}
.pd-shipping-free i { margin-right: 6px; color: #10B981; }

/* ── Pill badges (dosage, weight, sku) ── */
.pd-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}
.pd-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg-card, #f9fafb);
    border: 1.5px solid var(--border, #e5e7eb);
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-dark, #111);
}
.pd-pill i { color: var(--primary, #166534); font-size: 0.75rem; }
.pd-pill--dosage { background: #ecfdf5; border-color: #a7f3d0; }
.pd-pill-label { font-weight: 600; color: var(--text-medium, #4b5563); margin-right: 2px; }

/* ── Secure payment inline line ── */
.pd-secure-line {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.85rem;
    color: var(--text-medium, #4b5563);
    margin-bottom: 20px;
}
.pd-secure-line i { color: var(--primary, #166534); }

/* ── Compact buy row: price + stepper + button ── */
.pd-buy-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}
.pd-price-block {
    display: flex;
    align-items: baseline;
    gap: 8px;
}
.pd-price-main {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-dark, #111);
}
.pd-price-old {
    font-size: 1rem;
    color: var(--text-light, #9ca3af);
    text-decoration: line-through;
}
.pd-stepper {
    display: flex;
    align-items: center;
    border: 1px solid var(--border, #e5e7eb);
    border-radius: var(--radius-sm, 8px);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-muted, #f3f4f6);
}
.pd-qty-btn {
    background: transparent;
    border: none;
    color: var(--text-medium, #6b7280);
    font-size: 1.1rem;
    font-weight: 700;
    width: 48px;
    height: 48px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
    user-select: none;
}
.pd-qty-btn:hover { background: var(--accent-light, #dcfce7); color: var(--primary, #166534); }
.pd-qty-input {
    width: 50px;
    height: 48px;
    border: none;
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark, #111);
    background: transparent;
    -moz-appearance: textfield;
    appearance: textfield;
}
.pd-qty-input::-webkit-inner-spin-button,
.pd-qty-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.pd-add-btn {
    flex: 1;
    min-width: 130px;
    padding: 11px 20px;
    background: var(--primary, #166534);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm, 8px);
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background 0.2s, transform 0.1s;
}
.pd-add-btn:hover { background: var(--primary-dark, #14532d); }
.pd-add-btn:active { transform: scale(0.97); }
.pd-add-btn:disabled { background: var(--text-light, #9ca3af); cursor: not-allowed; transform: none; }

/* Meta grid */
.product-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 14px;
    margin-bottom: 28px;
}

.meta-box {
    padding: 18px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1.5px solid var(--border);
    text-align: center;
    transition: transform 0.25s var(--ease-out), border-color 0.2s ease;
}

@media (hover: hover) and (pointer: fine) {
    .meta-box:hover { transform: translateY(-3px); border-color: var(--accent); }
}

.meta-icon {
    width: 42px;
    height: 42px;
    background: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    color: var(--primary);
}

.meta-label {
    font-size: 0.7rem;
    color: var(--text-light);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}

.meta-value {
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 700;
}

/* Quantity & Cart */
.quantity-selector {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.quantity-label { font-weight: 700; color: var(--text-dark); }

.quantity-controls {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--border);
    border-radius: 999px;
    overflow: hidden;
    background: var(--bg-card);
}

.quantity-btn {
    width: 46px;
    height: 46px;
    border: none;
    background: transparent;
    color: var(--primary);
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quantity-btn:hover { background: var(--accent-light); }
.quantity-btn:active { transform: scale(0.92); }

.quantity-input {
    width: 56px;
    height: 46px;
    border: none;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: inherit;
    color: var(--text-dark);
    background: transparent;
}

.quantity-input:focus { outline: none; }

.add-to-cart-large {
    width: 100%;
    padding: 18px 32px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.add-to-cart-large:hover { background: var(--primary-dark); }
.add-to-cart-large:active { transform: scale(0.98); }

.add-to-cart-large:disabled {
    background: var(--text-light);
    cursor: not-allowed;
    transform: none;
}

/* Tabs */
.product-tabs {
    margin-top: 56px;
    background: var(--bg-card);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 36px;
}

.tabs-header {
    display: flex;
    gap: 8px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 11px 22px;
    background: transparent;
    border: 1.5px solid var(--border);
    border-radius: 999px;
    color: var(--text-medium);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover { border-color: var(--accent); color: var(--primary); }
.tab-btn:active { transform: scale(0.97); }

.tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.tab-content { display: none; }

.tab-content.active {
    display: block;
    animation: tabFade 0.35s var(--ease-out);
}

@keyframes tabFade {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
}

.description-text {
    font-size: 1.02rem;
    line-height: 1.9;
    color: var(--text-medium);
}

.info-section { margin-bottom: 24px; }

.info-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-section h3 i { color: var(--primary); }

.info-section ul { list-style: none; padding: 0; }

.info-section li {
    padding: 12px 0 12px 36px;
    position: relative;
    color: var(--text-medium);
    border-bottom: 1px solid var(--border);
}

.info-section li:last-child { border-bottom: none; }

.info-section li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 11px;
    color: var(--primary);
    width: 24px;
    height: 24px;
    background: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
}

.warning-box {
    margin-top: 24px;
    padding: 20px;
    background: #FEF3C7;
    border-radius: var(--radius-md);
    border: 1.5px solid #F59E0B;
}

.warning-box h3 { color: #92400E; margin-bottom: 12px; }
.warning-box .description-text { color: #92400E; }

/* Related */
.related-section { margin-top: 72px; }

.section-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 32px;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title i { color: var(--accent-dark); font-size: 1.6rem; }

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 28px;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition);
    border: 1.5px solid var(--border);
    text-decoration: none;
    color: inherit;
    display: block;
}

@media (hover: hover) and (pointer: fine) {
    .product-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: var(--accent);
    }
    .product-card:hover .product-card-image img { transform: scale(1.05); }
}

.product-card-image {
    width: calc(100% - 24px);
    height: 200px;
    margin: 12px auto 0;
    border-radius: var(--radius-lg);
    background: var(--bg-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--accent);
    overflow: hidden;
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.product-card-body { padding: 20px; }

.product-card-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-card-price {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.02em;
}

/* Toast */
.toast-container {
    position: fixed;
    top: 100px;
    right: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 18px 22px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 300px;
    transform: translateX(120%);
    transition: transform 0.45s var(--ease-spring), opacity 0.3s var(--ease-out);
    pointer-events: auto;
    border: 1.5px solid var(--border);
    border-left: 3px solid var(--primary);
}

.toast.show { transform: translateX(0); }
.toast-icon { color: var(--primary); font-size: 1.2rem; }
.toast-title { font-weight: 700; font-size: 0.95rem; margin-bottom: 2px; }
.toast-message { font-size: 0.85rem; color: var(--text-medium); }

/* Trust badges */
.trust-badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
    padding: 16px;
    background: var(--bg-muted);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}
.trust-badge {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-medium);
    flex: 1;
    min-width: 110px;
    justify-content: center;
}
.trust-badge i {
    color: var(--primary);
    font-size: 1rem;
}

/* Product payment method pills */
.product-payment-methods {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
}
.ppm-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}
.ppm-icons {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
}
.ppm-pill {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    background: var(--bg-muted);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1;
    white-space: nowrap;
}

/* Footer */
.footer-payments {
    max-width: 1280px;
    margin: 40px auto 0;
    padding: 24px 0 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}
.footer-payments-label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255,255,255,0.45);
    white-space: nowrap;
}
.footer-payments-icons {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.pay-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    padding: 5px 12px;
    font-size: 0.78rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    line-height: 1;
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s;
}
.pay-pill:hover {
    background: rgba(255,255,255,0.14);
    border-color: rgba(255,255,255,0.22);
}

/* Footer */
.shop-footer {
    background: var(--primary-dark);
    color: white;
    padding: 56px 32px 32px;
    margin-top: 72px;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--accent-light);
}

.footer-section p,
.footer-section a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.78);
    line-height: 2;
    text-decoration: none;
    display: block;
    transition: color 0.2s ease;
}

.footer-section a:hover { color: white; }

.footer-bottom {
    max-width: 1280px;
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
}

/* Scroll Reveal - gated behind .js so content shows if JS is off/broken */
.js [data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
    will-change: transform, opacity;
}

.js [data-reveal].is-visible { opacity: 1; transform: none; }

.js [data-reveal-stagger] > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s var(--ease-out), transform 0.55s var(--ease-out);
}

.js [data-reveal-stagger].is-visible > * { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 968px) {
    .product-grid { grid-template-columns: 1fr; gap: 40px; }
    .product-info h1 { font-size: 2.2rem; }
    .price-large { font-size: 2.2rem; }
    .product-image-section { position: static; }
}

@media (max-width: 640px) {
    .header-content { padding: 8px 12px; }
    .container { padding: 24px 16px; }
    .product-tabs { padding: 24px; }
    .product-info h1 { font-size: 1.8rem; }
    .price-large { font-size: 2rem; }
    .product-meta-grid { grid-template-columns: repeat(2, 1fr); }
    .tabs-header { flex-direction: column; }
    .tab-btn { width: 100%; justify-content: center; }
    .product-main-image { font-size: 5rem; }
}

/* ── Image zoom hint ── */
.pd-img-zoomable { position: relative; cursor: zoom-in; }
.pd-zoom-hint {
    position: absolute;
    bottom: 12px; right: 12px;
    background: rgba(0,0,0,0.45);
    color: #fff;
    width: 34px; height: 34px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}
.pd-img-zoomable:hover .pd-zoom-hint { opacity: 1; }

/* ── Lightbox ── */
.pd-lightbox {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,0.88);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity 0.25s;
}
.pd-lightbox.open { opacity: 1; pointer-events: all; }
.pd-lightbox-img {
    max-width: 92vw; max-height: 88vh;
    border-radius: 12px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.5);
    object-fit: contain;
    cursor: default;
}
.pd-lightbox-close {
    position: absolute; top: 20px; right: 24px;
    background: rgba(255,255,255,0.15);
    border: none; color: #fff;
    width: 42px; height: 42px; border-radius: 50%;
    font-size: 1.1rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.2s;
}
.pd-lightbox-close:hover { background: rgba(255,255,255,0.3); }

/* ── Action row (wishlist + share) ── */
.pd-action-row {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 14px;
}
.pd-wishlist-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px;
    border: 1.5px solid var(--border, #e5e7eb);
    border-radius: 999px;
    background: #fff;
    color: var(--text-medium, #4b5563);
    font-size: 0.82rem; font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.pd-wishlist-btn i { font-size: 0.85rem; color: #d1d5db; transition: color 0.2s; }
.pd-wishlist-btn:hover, .pd-wishlist-btn.active { border-color: #ef4444; color: #ef4444; }
.pd-wishlist-btn.active i, .pd-wishlist-btn:hover i { color: #ef4444; }
.pd-share-btn {
    width: 36px; height: 36px; border-radius: 50%;
    border: 1.5px solid var(--border, #e5e7eb);
    background: #fff; color: var(--text-medium, #4b5563);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; font-size: 0.9rem;
    transition: border-color 0.2s, color 0.2s;
}
.pd-share-btn:hover { border-color: var(--primary, #166534); color: var(--primary, #166534); }

/* ── Price history badge ── */
.pd-price-history {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 6px 14px;
    border-radius: 999px;
    background: #fef9c3; border: 1px solid #fde047;
    color: #713f12; font-size: 0.8rem; font-weight: 600;
    margin-bottom: 12px;
}
.pd-price-history--best {
    background: #dcfce7; border-color: #86efac; color: #14532d;
}

/* ── In-cart button state ── */
.pd-add-btn.in-cart {
    background: linear-gradient(135deg, #059669, #10b981) !important;
}
.pd-add-btn.in-cart:hover { background: #059669 !important; }

/* ── Sticky buy bar ── */
.pd-sticky-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 900;
    background: #fff;
    border-top: 1px solid var(--border, #e5e7eb);
    box-shadow: 0 -4px 24px rgba(0,0,0,0.10);
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(.4,0,.2,1);
    padding: 12px 20px;
}
.pd-sticky-bar.visible { transform: translateY(0); }
.pd-sticky-inner {
    max-width: 1280px; margin: 0 auto;
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.pd-sticky-name {
    flex: 1; min-width: 0;
    font-weight: 700; font-size: 0.9rem;
    color: var(--text-dark, #111);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pd-sticky-price {
    display: flex; align-items: baseline; gap: 8px; flex-shrink: 0;
}
.pd-sticky-sale { font-size: 1.2rem; font-weight: 800; color: var(--text-dark, #111); }
.pd-sticky-old { font-size: 0.85rem; color: var(--text-light, #9ca3af); text-decoration: line-through; }
.pd-sticky-btn {
    flex-shrink: 0;
    padding: 10px 24px;
    background: var(--primary, #166534); color: #fff;
    border: none; border-radius: var(--radius-sm, 8px);
    font-size: 0.88rem; font-weight: 700; cursor: pointer;
    display: flex; align-items: center; gap: 8px;
    transition: background 0.2s;
}
.pd-sticky-btn:hover { background: var(--primary-dark, #14532d); }
.pd-sticky-btn:disabled { background: var(--text-light, #9ca3af); cursor: not-allowed; }

/* Rating above the fold */
.pd-rating-above {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}
.pd-stars {
    color: #f59e0b;
    font-size: 0.92rem;
    letter-spacing: -1px;
}
.pd-rating-count {
    font-size: 0.9rem;
    color: var(--text-medium);
    font-weight: 500;
}
.pd-rating-count strong { color: var(--text-dark); }
.pd-rating-total {
    color: var(--text-light);
    font-size: 0.82em;
}

/* Benefit bullets */
.pd-benefit-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.pd-benefit-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-medium);
    line-height: 1.5;
}
.pd-benefit-list li i {
    color: var(--primary);
    font-size: 1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

/* Guarantee panel */
.pd-guarantee {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
    border: 1.5px solid #A7F3D0;
    border-radius: var(--radius-md);
    margin-bottom: 22px;
}
.pd-guarantee-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.pd-guarantee-text {
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.pd-guarantee-text strong {
    font-size: 0.92rem;
    color: var(--primary-dark);
}
.pd-guarantee-text span {
    font-size: 0.85rem;
    color: var(--text-medium);
    line-height: 1.45;
}

/* Estimated delivery */
.pd-estimated-delivery {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: #EFF6FF;
    border: 1.5px solid #BFDBFE;
    border-radius: 999px;
    font-size: 0.85rem;
    color: #1E40AF;
    font-weight: 600;
    margin-bottom: 20px;
    width: fit-content;
}
.pd-estimated-delivery i { color: #3B82F6; }

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.faq-item {
    background: var(--bg-card);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.faq-q {
    padding: 16px 20px;
    font-weight: 700;
    color: var(--text-dark);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.95rem;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.75rem;
    color: var(--text-light);
    transition: transform 0.2s;
}
.faq-item[open] .faq-q::after { transform: rotate(180deg); }
.faq-a {
    padding: 0 20px 18px;
    color: var(--text-medium);
    font-size: 0.92rem;
    line-height: 1.7;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    [data-reveal],
    [data-reveal-stagger] > * { transform: none !important; transition: opacity 0.3s ease; }
    .product-card:hover,
    .meta-box:hover,
    .nav-btn:hover { transform: none !important; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* ── Thumbnail strip ── */
.pd-thumb-strip {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    flex-wrap: wrap;
}
.pd-thumb {
    width: 76px;
    height: 76px;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid transparent;
    background: var(--bg-muted, #f1f5f9);
    padding: 0;
    cursor: pointer;
    transition: border-color 0.18s, box-shadow 0.18s;
    flex-shrink: 0;
}
.pd-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.18s;
}
.pd-thumb:hover { border-color: #94a3b8; }
.pd-thumb:hover img { transform: scale(1.07); }
.pd-thumb.active {
    border-color: #1e293b;
    box-shadow: 0 0 0 3px rgba(30,41,59,0.15);
}
@media (max-width: 640px) {
    .pd-thumb { width: 72px; height: 72px; border-radius: 8px; }
}

/* ── Lightbox nav arrows ── */
.pd-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.15);
    border: none;
    color: #fff;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 2;
}
.pd-lightbox-nav:hover { background: rgba(255,255,255,0.3); }
.pd-lightbox-prev { left: 20px; }
.pd-lightbox-next { right: 20px; }
@media (max-width: 480px) {
    .pd-lightbox-prev { left: 8px; }
    .pd-lightbox-next { right: 8px; }
}

/* ── Lightbox dot indicators ── */
.pd-lightbox-dots {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}
.pd-lightbox-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.35);
    cursor: pointer;
    padding: 0;
    transition: background 0.2s, transform 0.2s;
}
.pd-lightbox-dot.active {
    background: #fff;
    transform: scale(1.3);
}

/* ── Reviews ── */
.tab-count { font-size: 0.78em; font-weight: 600; color: var(--text-light); margin-left: 4px; }
.reviews-section { padding: 8px 0; }
.reviews-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 36px;
    align-items: start;
}
.reviews-summary {
    display: flex;
    gap: 40px;
    align-items: center;
}
.reviews-big-score {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 140px;
}
.score-number { font-size: 3.4rem; font-weight: 800; color: var(--text-dark); line-height: 1; letter-spacing: -0.04em; }
.score-stars { color: #f59e0b; font-size: 0.92rem; margin: 8px 0; }
.score-stars i { margin: 0 1px; }
.score-count { font-size: 0.82rem; color: var(--text-light); }
.reviews-bars { flex: 1; }
.review-bar-row {
    display: grid;
    grid-template-columns: 48px 1fr 28px;
    gap: 10px;
    align-items: center;
    margin-bottom: 8px;
    font-size: 0.8rem;
    color: var(--text-medium);
}
.review-bar-track { background: var(--bg-muted); height: 8px; border-radius: 999px; overflow: hidden; }
.review-bar-fill { background: #f59e0b; height: 100%; border-radius: 999px; transition: width 0.6s ease; }
.reviews-form-wrap { background: var(--bg-muted); border-radius: var(--radius-md); padding: 24px; }
.reviews-form-wrap h4 { font-size: 1rem; font-weight: 700; margin-bottom: 14px; color: var(--text-dark); }
.review-hint { font-size: 0.88rem; color: var(--text-medium); line-height: 1.5; }
.review-hint a { color: var(--primary); font-weight: 600; text-decoration: none; }
.review-stars-input { display: flex; gap: 6px; margin-bottom: 14px; font-size: 1.4rem; color: var(--border); cursor: pointer; }
.rs-star { transition: color 0.15s, transform 0.15s; }
.rs-star.active, .rs-star.hover { color: #f59e0b; }
.rs-star:hover { transform: scale(1.15); }
.review-form-row { display: flex; flex-direction: column; gap: 10px; }
.review-input, .review-textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-family: inherit;
    font-size: 0.9rem;
    background: #fff;
    color: var(--text-dark);
    resize: vertical;
}
.review-textarea { min-height: 100px; }
.review-submit {
    margin-top: 12px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 12px 22px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}
.review-submit:hover { background: var(--primary-dark); transform: translateY(-1px); }
.review-submit:disabled { opacity: 0.7; cursor: not-allowed; }
.review-msg { margin-top: 10px; font-size: 0.85rem; font-weight: 600; min-height: 20px; }
.review-msg--success { color: #059669; }
.review-msg--error { color: #dc2626; }
.reviews-empty { text-align: center; padding: 40px 20px; color: var(--text-light); }
.reviews-empty i { font-size: 2.2rem; margin-bottom: 12px; display: block; }
.reviews-list { display: flex; flex-direction: column; gap: 18px; }
.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px;
    box-shadow: var(--shadow-sm);
}
.review-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.review-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--accent-light); color: var(--primary-dark);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1rem; flex-shrink: 0;
}
.review-meta { flex: 1; }
.review-author { font-weight: 700; font-size: 0.92rem; color: var(--text-dark); }
.review-date { font-size: 0.78rem; color: var(--text-light); }
.review-card .review-stars { color: #f59e0b; font-size: 0.82rem; }
.review-card .review-title { font-weight: 700; font-size: 1rem; margin-bottom: 8px; color: var(--text-dark); }
.review-text { font-size: 0.9rem; color: var(--text-medium); line-height: 1.6; }
.review-verified { margin-top: 10px; font-size: 0.75rem; color: #059669; font-weight: 600; display: flex; align-items: center; gap: 5px; }
@media (max-width: 768px) {
    .reviews-header { grid-template-columns: 1fr; gap: 24px; }
    .reviews-summary { flex-direction: column; gap: 20px; align-items: flex-start; }
    .reviews-bars { width: 100%; }
}

.pd-cross-promo {
    display: none;
}

@media (min-width: 969px) {
    .pd-cross-promo {
        position: relative;
        display: block;
        width: min(100%, 880px);
        margin: 34px auto 42px;
        overflow: hidden;
        border: 1px solid rgba(15, 45, 72, 0.10);
        border-radius: 20px;
        background: #eaf4fa;
        box-shadow: 0 20px 50px -36px rgba(15, 45, 72, 0.58);
    }

    .pd-cross-promo img {
        display: block;
        width: 100%;
        height: auto;
    }

    .pd-cross-promo-link {
        position: absolute;
        z-index: 2;
        border-radius: 18px;
        cursor: pointer;
        transition: background 0.2s ease, box-shadow 0.2s ease;
    }

    .pd-cross-promo-link:hover {
        background: rgba(255, 255, 255, 0.08);
        box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.55);
    }

    .pd-cross-promo-link:focus-visible {
        outline: 3px solid #0f2d48;
        outline-offset: 3px;
    }

    .pd-cross-promo-link--mitofagia {
        top: 8%;
        left: 57%;
        width: 18%;
        height: 78%;
    }

    .pd-cross-promo-link--krill {
        top: 16%;
        left: 74%;
        width: 20%;
        height: 76%;
    }
}

/* ── Back-in-stock notification ── */
.pd-stock-notify {
    margin-top: 18px;
    background: #fff7ed;
    border: 1.5px solid #fed7aa;
    border-radius: var(--radius-md);
    padding: 18px;
}
.pd-stock-notify-title {
    font-size: 0.92rem; font-weight: 700; color: #9a3412; margin-bottom: 12px;
    display: flex; align-items: center; gap: 8px;
}
.pd-stock-notify-row { display: flex; gap: 10px; }
.pd-stock-notify-input {
    flex: 1; border: 1px solid #fed7aa; border-radius: 999px; padding: 10px 14px;
    font-size: 0.9rem; font-family: inherit; background: #fff;
}
.pd-stock-notify-btn {
    background: #ea580c; color: #fff; border: none; border-radius: 999px; padding: 10px 18px;
    font-weight: 700; font-size: 0.85rem; cursor: pointer; transition: background 0.2s;
}
.pd-stock-notify-btn:hover { background: #c2410c; }
.pd-stock-notify-btn:disabled { opacity: 0.7; cursor: not-allowed; }
.pd-stock-notify-msg { margin-top: 10px; font-size: 0.82rem; font-weight: 600; min-height: 18px; }
.pd-stock-notify-msg--success { color: #059669; }
.pd-stock-notify-msg--error { color: #dc2626; }
.pd-stock-notify-hint { font-size: 0.85rem; color: #9a3412; margin: 0; }
.pd-stock-notify-hint a { color: #c2410c; font-weight: 700; text-decoration: none; }
@media (max-width: 480px) {
    .pd-stock-notify-row { flex-direction: column; }
}

/* ── Product Variants ──────────────────────────────────────────────────────── */
.pd-variants { margin-bottom: 18px; display: flex; flex-direction: column; gap: 14px; }
.pd-variant-label { font-size: 0.78rem; font-weight: 700; color: var(--text-light, #64748b); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.pd-variant-options { display: flex; flex-wrap: wrap; gap: 8px; }
.pd-variant-btn {
    border: 2px solid var(--border, #e2e8f0); background: var(--bg-muted, #f8fafc); color: var(--text-dark, #0f172a);
    border-radius: 10px; padding: 8px 14px; font-size: 0.87rem; font-weight: 600; cursor: pointer;
    transition: border-color 0.15s, background 0.15s, transform 0.1s;
    position: relative; display: inline-flex; align-items: center; gap: 5px;
}
.pd-variant-btn:hover { border-color: var(--primary, #2d5f3f); background: #f0fdf4; }
.pd-variant-btn.active { border-color: var(--primary, #2d5f3f); background: var(--primary, #2d5f3f); color: #fff; }
.pd-variant-btn.active .pd-variant-mod { color: rgba(255,255,255,0.8); }
.pd-variant-btn[data-out-of-stock="1"] { opacity: 0.45; cursor: not-allowed; text-decoration: line-through; }
.pd-variant-mod { font-size: 0.75rem; font-weight: 700; color: var(--primary, #2d5f3f); }
.pd-variant-oos { font-size: 0.7rem; font-weight: 700; color: #dc2626; background: #fef2f2; border-radius: 4px; padding: 1px 5px; }
.pd-variant-error { color: #dc2626; font-size: 0.83rem; font-weight: 600; margin-top: 4px; padding: 8px 12px; background: #fef2f2; border-radius: 8px; border-left: 3px solid #dc2626; }

.pd-guarantee a { color: inherit; font-weight: 700; }

.tab-btn:focus-visible,
.pd-variant-btn:focus-visible,
.pd-qty-btn:focus-visible,
.pd-add-btn:focus-visible {
    outline: 3px solid rgba(45, 95, 63, 0.28);
    outline-offset: 3px;
}