/* Products Pages */

/* Page Hero (shared across pages) */
.page-hero {
    padding: 56px 0 48px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
}

.page-hero-inner {
    max-width: 600px;
}

.page-hero-title {
    font-size: var(--fs-3xl);
    font-weight: var(--fw-bold);
    color: var(--color-text);
    margin-bottom: 12px;
    line-height: var(--lh-tight);
}

.page-hero-subtitle {
    font-size: var(--fs-base);
    color: var(--color-text-mid);
    line-height: var(--lh-base);
}

/* =============================================
   Products Layout
   ============================================= */
.products-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 40px;
    align-items: start;
}

/* Sidebar */
.products-sidebar {
    position: sticky;
    top: calc(var(--header-h-scroll) + 24px);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.filter-box {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0;
    padding: 22px 20px;
}

.filter-title {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-text);
    letter-spacing: 0.02em;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.filter-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.filter-group {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding-top: 6px;
    margin-top: 6px;
    border-top: 1px solid rgba(218, 224, 230, 0.72);
}

.filter-parent-row {
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
    min-height: 20px;
}

.filter-group.has-children>.filter-parent-row::after {
    content: none;
    position: absolute;
    left: 17px;
    top: 34px;
    bottom: -8px;
    width: 1px;
    background: linear-gradient(180deg, rgba(187, 197, 210, 0.9) 0%, rgba(187, 197, 210, 0.18) 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.filter-group.has-children.is-open>.filter-parent-row::after {
    opacity: 1;
}

.filter-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 6px;
    min-width: 0;
    min-height: 30px;
    padding: 5px 6px;
    font-size: var(--fs-sm);
    line-height: var(--lh-snug);
    color: var(--color-text-mid);
    border-radius: 0;
    transition: all var(--transition-fast);
}

.filter-link::before {
    content: '';
    flex: 0 0 auto;
    width: 5px;
    height: 5px;
    border: 1px solid var(--color-border-dark);
    background: var(--color-bg);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.filter-count {
    flex-shrink: 0;
    font-size: 11px;
    color: var(--color-text-light);
    letter-spacing: 0;
}

.filter-count::before {
    content: '(';
}

.filter-count::after {
    content: ')';
}

.filter-link.active .filter-count {
    color: var(--color-text-mid);
}

.filter-link:hover {
    background: var(--color-bg-soft);
    color: var(--color-text);
    text-decoration: none;
}

.filter-link:hover::before {
    border-color: var(--color-text-mid);
    background: var(--color-bg-mid);
}

.filter-link.active {
    background: var(--color-bg-soft);
    color: var(--color-text);
    font-weight: var(--fw-medium);
}

.filter-link.active::before {
    border-color: var(--color-text);
    background: var(--color-text);
}

.filter-link-parent {
    flex: 1 1 auto;
    padding-left: 0;
    font-weight: var(--fw-medium);
}

.filter-group.has-children .filter-link-parent {
    padding-left: 0;
}

.filter-toggle-btn {
    width: 28px;
    min-width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    border: 0;
    background: transparent;
    color: var(--color-text-light);
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.filter-toggle-btn:hover {
    background: var(--color-bg-soft);
    color: var(--color-text);
}

.filter-group.is-open .filter-toggle-btn {
    color: var(--color-text-mid);
}

.filter-toggle-icon {
    width: 7px;
    height: 7px;
    display: inline-block;
    margin-top: -2px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    transition: transform var(--transition-fast);
}

.filter-group.is-open .filter-toggle-icon {
    transform: rotate(225deg);
}

.filter-sublist {
    display: none;
    flex-direction: column;
    gap: 2px;
    margin: 2px 0 6px;
    padding-left: 17px;
    position: relative;
}

.filter-sublist::before {
    content: none;
    position: absolute;
    left: 17px;
    top: 0;
    bottom: 10px;
    width: 1px;
    background: linear-gradient(180deg, rgba(187, 197, 210, 0.95) 0%, rgba(187, 197, 210, 0.15) 100%);
}

.filter-group.is-open .filter-sublist {
    display: flex;
}

.filter-sublist li {
    position: relative;
}

.filter-sublist li::before {
    content: none;
    position: absolute;
    left: -18px;
    top: 15px;
    width: 12px;
    height: 1px;
    background: #c4cfda;
}

.filter-sublink {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 5px;
    min-height: 26px;
    padding: 4px 6px 4px 14px;
    font-size: var(--fs-sm);
    line-height: var(--lh-snug);
    color: var(--color-text-mid);
    border-left: 0;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.filter-sublink::before {
    content: '';
    position: absolute;
    left: 2px;
    top: 50%;
    width: 4px;
    height: 4px;
    margin-top: -2px;
    border: 1px solid var(--color-border-dark);
    background: var(--color-bg);
}

.filter-sublink .filter-count {
    color: var(--color-text-light);
}

.filter-sublink:hover,
.filter-sublink.active {
    color: var(--color-text);
    background: var(--color-bg-soft);
    text-decoration: none;
}

.filter-sublink:hover::before,
.filter-sublink.active::before {
    border-color: var(--color-text);
    background: var(--color-text);
}

.filter-sublink.active {
    font-weight: var(--fw-medium);
}

.filter-link:not(.active) .filter-count,
.filter-sublink:not(.active) .filter-count {
    min-width: 0;
    text-align: left;
}

.sidebar-cta {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0;
    padding: 24px;
    color: var(--color-text-mid);
    font-size: var(--fs-sm);
    line-height: var(--lh-base);
}

.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;
}

/* Toolbar */
.products-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.products-count {
    font-size: var(--fs-sm);
    color: var(--color-text-light);
    white-space: nowrap;
}

/* Search */
.product-search-wrap {
    position: relative;
    display: flex;
    align-items: center;
    flex: 1 1 260px;
    max-width: 260px;
    min-width: 0;
}

.product-search-icon {
    position: absolute;
    left: 10px;
    width: 16px;
    height: 16px;
    color: var(--color-text-light);
    pointer-events: none;
}

.product-search-input {
    width: 100%;
    padding: 8px 12px 8px 34px;
    font-size: var(--fs-sm);
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.product-search-input::placeholder {
    color: var(--color-text-light);
}

.product-search-input:focus {
    border-color: var(--color-text);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.08);
    background: var(--color-bg);
}

/* Empty state inside grid */
.products-empty-grid {
    grid-column: 1 / -1;
    padding: 80px 0;
}

/* Search no-result inside grid */
.search-no-result {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 0;
    font-size: var(--fs-base);
    color: var(--color-text-light);
}

/* Catalog grid */
.products-grid-catalog {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
}

.product-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
    border-radius: 0;
    overflow: hidden;
    transition: all var(--transition-base);
    background: var(--color-bg);
}

.product-card-img {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    /* Give breathing room for varied image sizes */
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* Ensure full image is visible, not cropped */
    transition: transform var(--transition-slow);
}

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

.product-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.product-card-title {
    font-size: var(--fs-base);
    font-weight: var(--fw-medium);
    color: var(--color-text);
    line-height: var(--lh-snug);

    /* Ensure 2 lines fixed height */
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: calc(var(--fs-base) * var(--lh-snug) * 2);
}

/* Empty state */
.products-empty {
    text-align: center;
    padding: 80px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    color: var(--color-text-light);
}

.products-empty p {
    font-size: var(--fs-base);
}

/* =============================================
   Breadcrumb
   ============================================= */
.breadcrumb-bar {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--fs-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

.breadcrumb a {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-text);
}

.breadcrumb span:last-child {
    color: var(--color-text);
    font-weight: var(--fw-medium);
}

.breadcrumb-sep {
    display: flex;
    align-items: center;
    color: var(--color-border-dark);
}

/* =============================================
   Product Detail
   ============================================= */
.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-detail-main-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg-soft);
    aspect-ratio: 1 / 1;
}

.product-detail-main-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-detail-category {
    display: inline-block;
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    color: var(--color-text);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.product-detail-title {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-bold);
    color: var(--color-text);
    line-height: var(--lh-tight);
    margin-bottom: 8px;
}

.product-detail-sku {
    font-size: var(--fs-sm);
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.product-detail-desc {
    padding: 20px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 20px;
    font-size: var(--fs-base);
    color: var(--color-text-mid);
    line-height: var(--lh-loose);
}

.product-detail-specs {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
}

.spec-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.spec-label {
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-text-light);
    min-width: 96px;
}

.spec-value {
    font-size: var(--fs-sm);
    color: var(--color-text);
}

.spec-inquiry {
    color: var(--color-text);
    font-weight: var(--fw-semibold);
}

.product-detail-actions {
    display: flex;
    gap: 12px;
}

/* Thumbnail strip */
.product-thumb-strip {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.product-thumb {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid var(--color-border);
    background: var(--color-bg-soft);
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
    transition: border-color var(--transition-fast);
}

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

.product-thumb:hover {
    border-color: var(--color-text);
}

.product-thumb.active {
    border-color: var(--color-primary);
    border-width: 2px;
}

/* Description list */
.product-detail-desc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-detail-desc-list li {
    padding-left: 16px;
    position: relative;
    font-size: var(--fs-base);
    color: var(--color-text-mid);
    line-height: var(--lh-base);
}

.product-detail-desc-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-text);
}

/* Notice list (공통 면책 문구) */
.product-detail-notice {
    padding: 14px 0 0 0;
    margin-bottom: 28px;
}

.product-detail-notice-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.product-detail-notice-list li {
    padding-left: 16px;
    position: relative;
    font-size: var(--fs-sm);
    color: var(--color-text-light);
    line-height: var(--lh-base);
}

.product-detail-notice-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-text-light);
}

/* =============================================
   Product Images Full View (Detail Page Bottom)
   ============================================= */
.product-images-full {
    border-top: 1px solid var(--color-border);
}

.product-images-full-title {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    color: var(--color-text);
    margin-bottom: 32px;
    text-align: center;
}

.product-images-full-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    max-width: 720px;
    margin: 0 auto;
}

.product-images-full-item {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg-soft);
}

.product-images-full-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

/* =============================================
   Mobile Category Select
   ============================================= */
.mobile-category-wrap {
    display: none;
}

.mobile-category-select {
    width: 100%;
    padding: 10px 36px 10px 14px;
    font-size: var(--fs-sm);
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
    transition: border-color var(--transition-fast);
}

.mobile-category-select:focus {
    border-color: var(--color-text);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.08);
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 1024px) {
    .products-grid-catalog {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .products-layout {
        grid-template-columns: 1fr;
    }

    .products-sidebar {
        position: static;
    }

    .filter-box {
        display: none;
    }

    .sidebar-cta {
        display: none;
    }

    .mobile-category-wrap {
        display: block;
    }

    .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 640px) {
    .products-grid-catalog {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-toolbar {
        flex-wrap: wrap;
    }

    .product-search-wrap {
        flex: 1 1 100%;
        max-width: 100%;
    }

    .product-card-body {
        padding: 12px;
    }

    .product-detail-actions {
        flex-direction: column;
    }

    .product-detail-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* =============================================
   Load More
   ============================================= */
.load-more-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px 0 8px;
}

.load-more-wrap.hidden {
    display: none;
}

.load-more-count {
    font-size: var(--fs-sm);
    color: var(--color-text-mid);
}

.btn-load-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--fs-base);
    font-weight: var(--fw-medium);
    color: var(--color-text);
    text-decoration: none;
    cursor: pointer;
    transition: background 0.18s, border-color 0.18s;
}

.btn-load-more:hover {
    background: var(--color-bg-muted);
    border-color: var(--color-text-mid);
    color: var(--color-text);
    text-decoration: none;
}

.btn-load-more:disabled,
.btn-load-more[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =============================================
   Product detail: related cases (same category)
   ============================================= */
.product-related-grid {
    grid-template-columns: repeat(4, 1fr);
}

.product-related-more {
    margin-top: 40px;
    text-align: center;
}

@media (max-width: 1100px) {
    .product-related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .product-related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}