/* ================================================================
   Product-specific styles — shop listing + product detail pages
   Editorial Design: Luxurious, Earthy, Craft-forward
   ================================================================ */

/* ================================================================
   Shop Landing Page — Category Tiles
   ================================================================ */
.shop-landing {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem 5rem;
}

.shop-landing__header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
}

.shop-landing__title {
    font-family: 'DM Sans', sans-serif;
    font-size: 2.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    color: var(--color-text, #1A1A1A);
    position: relative;
    display: inline-block;
}

.shop-landing__title::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--color-accent, #1A1A1A);
    margin: 0.75rem auto 0;
}

.shop-landing__subtitle {
    color: var(--color-text-light, #6B6B6B);
    font-size: 1rem;
    line-height: 1.7;
}

.shop-landing__categories {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .shop-landing__categories {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ---- Category tile ---- */
.category-tile {
    display: block;
    text-decoration: none;
    color: inherit;
    border-radius: 12px;
    overflow: hidden;
    background: var(--color-surface, #F3F3F2);
    border: 1px solid var(--color-border, #EAE5E3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.category-tile:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(44, 36, 32, 0.1);
}

.category-tile__image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 75%; /* 4:3 aspect ratio */
    overflow: hidden;
}

.category-tile__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-color: var(--color-muted-bg, #E5E4E6);
    background-image: linear-gradient(135deg, var(--color-surface, #F3F3F2) 0%, var(--color-muted-bg, #E5E4E6) 100%);
    transition: transform 0.4s ease;
}

.category-tile:hover .category-tile__image {
    transform: scale(1.05);
}

.category-tile__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.25), transparent);
    pointer-events: none;
}

.category-tile__content {
    padding: 1.5rem;
}

.category-tile__title {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
    color: var(--color-text, #1A1A1A);
}

.category-tile__description {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--color-text-light, #6B6B6B);
    margin-bottom: 1rem;
}

.category-tile__cta {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-accent, #1A1A1A);
    transition: letter-spacing 0.3s ease;
}

.category-tile:hover .category-tile__cta {
    letter-spacing: 0.08em;
}

/* ---- Shop page layout ---- */
.shop-page {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem 5rem;
}

.shop-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
}

.shop-title {
    font-family: 'DM Sans', sans-serif;
    font-size: 2.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    color: var(--color-text, #1A1A1A);
    position: relative;
    display: inline-block;
}

.shop-title::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--color-accent, #1A1A1A);
    margin: 0.75rem auto 0;
}

.shop-subtitle {
    color: var(--color-text-light, #6B6B6B);
    font-size: 1rem;
    line-height: 1.7;
}

/* ---- Controls bar (categories + sort) ---- */
.shop-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.category-tabs {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 0.25rem;
}

.category-tabs::-webkit-scrollbar { display: none; }

.category-tab {
    white-space: nowrap;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--color-border, #EAE5E3);
    border-radius: 999px;
    background: transparent;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: all 0.3s ease;
    color: var(--color-text-light, #6B6B6B);
}

.category-tab.active,
.category-tab:hover {
    background: var(--color-accent, #1A1A1A);
    color: #fff;
    border-color: var(--color-accent, #1A1A1A);
    box-shadow: 0 2px 8px rgba(184, 92, 56, 0.2);
}

.sort-select {
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--color-border, #EAE5E3);
    border-radius: 6px;
    background: var(--color-cream, #F8FAF5);
    font-size: 0.85rem;
    color: var(--color-text, #1A1A1A);
    transition: border-color 0.3s ease;
}

.sort-select:focus {
    outline: none;
    border-color: var(--color-accent, #1A1A1A);
}

/* ---- Product grid ---- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
    .product-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ---- Product card (Instagram-style) ---- */
.product-card {
    display: block;
    position: relative;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    background: var(--color-surface);
}

.product-card__image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%;
    overflow: hidden;
}

.product-card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.product-card:hover .product-card__image {
    transform: scale(1.05);
}

.product-card__name-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1;
    padding: 24px 10px 8px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.55), transparent);
    pointer-events: none;
    font-size: 0.8rem;
    font-weight: 500;
    color: #fff;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-card__badge {
    position: absolute;
    z-index: 2;
    padding: 4px 10px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    color: #fff;
}

.product-card__badge--3d {
    top: 8px;
    left: 8px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.product-card__badge--oos {
    top: 8px;
    right: 8px;
    background: #EF4444;
}

.product-card__info {
    padding: 10px 4px;
    text-align: left;
}

.product-card__price {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
}

/* ---- Shop page states ---- */
.shop-empty {
    text-align: center;
    padding: 5rem 1rem;
    color: var(--color-text-muted, #9B9B9B);
}

.shop-pagination {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.shop-loading {
    display: flex;
    justify-content: center;
    padding: 2rem;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-border, #EAE5E3);
    border-top-color: var(--color-accent, #1A1A1A);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* sr-only helper */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ================================================================
   Product Detail page
   ================================================================ */
.product-detail {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem 5rem;
}

/* Breadcrumb */
.breadcrumb {
    font-size: 0.8rem;
    margin-bottom: 2rem;
    color: var(--color-text-muted, #9B9B9B);
    letter-spacing: 0.02em;
}

.breadcrumb a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--color-accent, #1A1A1A);
}

.breadcrumb__sep { margin: 0 0.4rem; opacity: 0.5; }
.breadcrumb__current { color: var(--color-text, #1A1A1A); }

/* Two-column layout */
.product-detail__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 768px) {
    .product-detail__layout {
        grid-template-columns: 1fr 1fr;
    }
}

/* ---- Media column ---- */

/* Toggle tabs (Photos / 3D) */
.media-toggle {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.media-toggle-btn {
    padding: 0.45rem 1rem;
    font-size: 0.8rem;
    border: 1px solid var(--color-border, #EAE5E3);
    border-radius: 999px;
    background: transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.3s ease;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--color-text-light, #6B6B6B);
}

.media-toggle-btn.active {
    background: var(--color-accent, #1A1A1A);
    color: #fff;
    border-color: var(--color-accent, #1A1A1A);
}

.media-toggle-badge {
    font-size: 0.6rem;
    font-weight: 700;
    background: rgba(255,255,255,0.25);
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
}

.media-toggle-btn.active .media-toggle-badge {
    background: rgba(255,255,255,0.3);
}

/* Gallery */
.gallery-main {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 10px;
    overflow: hidden;
    background: var(--color-bg-alt, #F8FBF8);
    margin-bottom: 0.75rem;
    box-shadow: 0 2px 12px rgba(44, 36, 32, 0.06);
}

.gallery-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gallery-thumbnails {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.25rem;
}

.gallery-thumbnail {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: 6px;
    border: 2px solid transparent;
    overflow: hidden;
    cursor: pointer;
    padding: 0;
    background: var(--color-bg-alt, #F8FBF8);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

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

.gallery-thumbnail.active,
.gallery-thumbnail:hover {
    border-color: var(--color-accent, #1A1A1A);
    box-shadow: 0 2px 6px rgba(184, 92, 56, 0.15);
}

/* model-viewer container */
.model-viewer-container {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 10px;
    background: var(--color-bg-alt, #F8FBF8);
}

.ar-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    background: var(--color-accent, #1A1A1A);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 4px 12px rgba(184, 92, 56, 0.3);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.ar-button:hover {
    box-shadow: 0 6px 18px rgba(184, 92, 56, 0.4);
    transform: translateX(-50%) translateY(-1px);
}

.progress-bar {
    height: 3px;
    width: 100%;
    position: absolute;
    bottom: 0;
    background: var(--color-border, #EAE5E3);
}

.update-bar {
    height: 100%;
    background: var(--color-accent, #1A1A1A);
    width: 0;
    transition: width 0.15s;
}

/* ---- Info column ---- */
.product-detail__name {
    font-family: 'DM Sans', sans-serif;
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    color: var(--color-text, #1A1A1A);
}

.product-detail__artisan {
    font-size: 0.9rem;
    color: var(--color-text-muted, #9B9B9B);
    margin-bottom: 1.25rem;
    letter-spacing: 0.02em;
}

.artisan-origin {
    color: var(--color-text-muted, #9B9B9B);
}

.product-detail__price-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.product-detail__price {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent, #1A1A1A);
}

.product-detail__compare-price {
    font-size: 1rem;
    text-decoration: line-through;
    color: var(--color-text-muted, #9B9B9B);
}

.product-detail__description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-light, #6B6B6B);
    margin-bottom: 2rem;
}

/* Dimensions table */
.product-detail__dimensions {
    width: 100%;
    margin-bottom: 2rem;
    font-size: 0.875rem;
    border-collapse: collapse;
}

.product-detail__dimensions th,
.product-detail__dimensions td {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border, #EAE5E3);
    text-align: left;
}

.product-detail__dimensions th {
    font-weight: 500;
    width: 35%;
    color: var(--color-text-muted, #9B9B9B);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: 0.8rem;
}

/* Quantity selector */
.product-detail__actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.quantity-selector {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-border, #EAE5E3);
    border-radius: 6px;
    overflow: hidden;
}

.qty-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
    color: var(--color-text, #1A1A1A);
}

.qty-btn:hover {
    background: var(--color-bg-alt, #F8FBF8);
}

.qty-input {
    width: 44px;
    height: 40px;
    border: none;
    text-align: center;
    font-size: 0.9rem;
    -moz-appearance: textfield;
    color: var(--color-text, #1A1A1A);
    background: transparent;
}
.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

.add-to-cart-btn {
    flex: 1;
    height: 44px;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

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

/* Stock indicator */
.product-detail__stock {
    font-size: 0.8rem;
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
}

.stock-ok { color: var(--color-secondary, #5E7153); }
.stock-low { color: #c87a2a; }
.stock-out { color: var(--color-error, #C0392B); }

/* Artisan story */
.artisan-story {
    margin-top: 3rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--color-border, #EAE5E3);
    max-width: 720px;
}

.artisan-story h2 {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text, #1A1A1A);
    letter-spacing: -0.01em;
    position: relative;
    padding-bottom: 0.75rem;
}

.artisan-story h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--color-accent, #1A1A1A);
}

.artisan-story p {
    line-height: 1.8;
    color: var(--color-text-light, #6B6B6B);
    font-size: 1rem;
}

/* ============================================================
   Lightbox Modal
   ============================================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.lightbox__image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
}
.lightbox__close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 10000;
    line-height: 1;
}
.lightbox__prev,
.lightbox__next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #fff;
    font-size: 3rem;
    cursor: pointer;
    z-index: 10000;
    padding: 16px;
    line-height: 1;
}
.lightbox__prev { left: 12px; }
.lightbox__next { right: 12px; }
.lightbox__prev:hover,
.lightbox__next:hover,
.lightbox__close:hover {
    color: var(--color-accent);
}