/**
 * Мод gallery — стили публичной части.
 * Работает в любой теме. Использует переменные темы через fallback.
 */

/* === Локальные переменные (фолбэк, если тема не задала) === */
.gallery-public {
    --g-color-primary:      var(--color-primary,      #2c5f8a);
    --g-color-primary-dark: var(--color-primary-dark, #1e4260);
    --g-color-accent:       var(--color-accent,       #94CE18);
    --g-color-text:         var(--color-text,         #1f2937);
    --g-color-muted:        var(--color-muted,        #6b7280);
    --g-color-border:       var(--color-border,       #e5e7eb);
    --g-color-bg-alt:       var(--color-bg-alt,       #ffffff);

    --g-radius:    var(--radius, 10px);
    --g-radius-sm: 8px;
    --g-shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);
    --g-shadow-md: 0 4px 16px rgba(15, 23, 42, .10);
    --g-shadow-lg: 0 20px 60px rgba(0, 0, 0, .55);
    --g-trans:     .22s ease;

    color: var(--g-color-text);
}

/* === Общее === */

.gallery-public-title {
    font-size: clamp(22px, 3vw, 32px);
    line-height: 1.2;
    color: var(--g-color-primary-dark);
    margin: 0 0 24px;
    font-weight: 700;
    letter-spacing: -.01em;
}

.gallery-section {
    margin-bottom: 48px;
}

.gallery-section-title {
    font-size: clamp(18px, 2.2vw, 22px);
    color: var(--g-color-primary-dark);
    margin: 0 0 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.gallery-section-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 20px;
    background: var(--g-color-accent);
    border-radius: 2px;
}

.gallery-empty-note {
    padding: 40px 20px;
    text-align: center;
    color: var(--g-color-muted);
    background: rgba(0, 0, 0, .02);
    border-radius: var(--g-radius);
    border: 1px dashed var(--g-color-border);
}

/* === Сетка: универсальные правила === */

.gallery-grid,
.gallery-categories {
    display: grid;
    gap: 16px;
    margin: 0 0 20px;
}

/* Классы grid-cols-N задают количество колонок */
.gallery-grid.grid-cols-2,
.gallery-categories.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }

.gallery-grid.grid-cols-3,
.gallery-categories.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }

.gallery-grid.grid-cols-4,
.gallery-categories.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

.gallery-grid.grid-cols-5,
.gallery-categories.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }

.gallery-grid.grid-cols-6,
.gallery-categories.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }

/* === Плитка картинки === */

.gallery-tile {
    position: relative;
    overflow: hidden;
    border-radius: var(--g-radius-sm);
    background: rgba(0, 0, 0, .04);
    box-shadow: var(--g-shadow-sm);
    transition: transform var(--g-trans), box-shadow var(--g-trans);
    aspect-ratio: 1 / 1;
}

.gallery-tile:hover {
    transform: translateY(-3px);
    box-shadow: var(--g-shadow-md);
}

.gallery-tile-link {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    color: inherit;
    text-decoration: none;
    border: none;
}

.gallery-tile-link img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.gallery-tile:hover .gallery-tile-link img {
    transform: scale(1.05);
}

.gallery-tile-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, .35) 0%, rgba(0, 0, 0, 0) 45%);
    opacity: 0;
    transition: opacity var(--g-trans);
    pointer-events: none;
}

.gallery-tile:hover .gallery-tile-overlay {
    opacity: 1;
}

/* === Карточка категории === */

.gallery-cat-card {
    display: block;
    overflow: hidden;
    border-radius: var(--g-radius);
    background: var(--g-color-bg-alt);
    box-shadow: var(--g-shadow-sm);
    color: inherit;
    text-decoration: none;
    border: 1px solid var(--g-color-border);
    transition: transform var(--g-trans), box-shadow var(--g-trans), border-color var(--g-trans);
}

.gallery-cat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--g-shadow-md);
    border-color: var(--g-color-primary);
}

.gallery-cat-image {
    position: relative;
    aspect-ratio: 4 / 3;
    background: rgba(0, 0, 0, .04);
    overflow: hidden;
}

.gallery-cat-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.gallery-cat-card:hover .gallery-cat-image img {
    transform: scale(1.06);
}

.gallery-cat-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 48px;
    font-weight: 700;
    color: var(--g-color-primary);
    background: linear-gradient(135deg, rgba(44, 95, 138, .08) 0%, rgba(148, 206, 24, .08) 100%);
}

.gallery-cat-info {
    padding: 14px 16px;
}

.gallery-cat-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--g-color-primary-dark);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.gallery-cat-count {
    font-size: 12px;
    color: var(--g-color-muted);
}

/* === Хлебные крошки === */

.gallery-breadcrumbs {
    font-size: 13px;
    color: var(--g-color-muted);
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.gallery-breadcrumbs a {
    color: var(--g-color-muted);
    text-decoration: none;
    transition: color var(--g-trans);
}

.gallery-breadcrumbs a:hover {
    color: var(--g-color-primary);
}

.gallery-breadcrumbs .sep {
    color: #cbd5e1;
}

.gallery-breadcrumbs .current {
    color: var(--g-color-text);
    font-weight: 500;
}

/* === Описание категории === */

.gallery-category-description {
    font-size: 15px;
    color: var(--g-color-muted);
    margin-bottom: 24px;
    line-height: 1.7;
}

/* === Пагинация === */

.gallery-pagination {
    display: flex;
    gap: 6px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin: 32px 0 20px;
}

.gallery-pagination a,
.gallery-pagination .page-current {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 10px;
    border-radius: var(--g-radius-sm);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: background var(--g-trans), color var(--g-trans);
}

.gallery-pagination a {
    color: var(--g-color-text);
    background: var(--g-color-bg-alt);
    border: 1px solid var(--g-color-border);
}

.gallery-pagination a:hover {
    background: var(--g-color-primary);
    color: #fff;
    border-color: var(--g-color-primary);
}

.gallery-pagination .page-current {
    background: var(--g-color-primary);
    color: #fff;
    border: 1px solid var(--g-color-primary);
}

/* === Страница одной картинки === */

.gallery-image-view {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
}

.gallery-image-main {
    background: rgba(0, 0, 0, .04);
    border-radius: var(--g-radius);
    overflow: hidden;
    box-shadow: var(--g-shadow-sm);
}

.gallery-image-main img {
    display: block;
    width: 100%;
    height: auto;
}

.gallery-image-meta {
    position: sticky;
    top: 90px;
}

.gallery-image-description {
    font-size: 15px;
    line-height: 1.7;
    color: var(--g-color-text);
    margin-bottom: 20px;
}

.gallery-image-specs {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    border-top: 1px solid var(--g-color-border);
}

.gallery-image-specs li {
    padding: 8px 0;
    border-bottom: 1px solid var(--g-color-border);
    font-size: 13px;
    color: var(--g-color-text);
    display: flex;
    gap: 8px;
}

.gallery-image-specs li span {
    color: var(--g-color-muted);
    min-width: 80px;
}

.gallery-image-specs a {
    color: var(--g-color-primary);
    text-decoration: none;
}

.gallery-image-specs a:hover {
    text-decoration: underline;
}

.gallery-image-actions {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.gal-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 16px;
    background: var(--g-color-primary);
    color: #fff;
    border: none;
    border-radius: var(--g-radius-sm);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: background var(--g-trans), transform var(--g-trans);
}

.gal-btn:hover {
    background: var(--g-color-primary-dark);
    transform: translateY(-1px);
}

/* Навигация prev/next */
.gallery-image-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--g-color-border);
}

.gallery-image-nav a {
    display: block;
    overflow: hidden;
    border-radius: var(--g-radius-sm);
    text-decoration: none;
    color: inherit;
    background: rgba(0, 0, 0, .03);
    transition: transform var(--g-trans), background var(--g-trans);
}

.gallery-image-nav a:hover {
    transform: translateY(-2px);
    background: rgba(0, 0, 0, .06);
}

.gallery-image-nav .nav-label {
    display: block;
    font-size: 12px;
    color: var(--g-color-muted);
    padding: 8px 10px 6px;
    text-transform: uppercase;
    letter-spacing: .03em;
}

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

/* === Адаптив === */

@media (max-width: 1200px) {
    .gallery-grid.grid-cols-6 { grid-template-columns: repeat(4, 1fr); }
    .gallery-grid.grid-cols-5 { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 992px) {
    .gallery-grid.grid-cols-6,
    .gallery-grid.grid-cols-5,
    .gallery-grid.grid-cols-4 { grid-template-columns: repeat(3, 1fr); }

    .gallery-image-view {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .gallery-image-meta {
        position: static;
    }
}

@media (max-width: 768px) {
    .gallery-grid.grid-cols-6,
    .gallery-grid.grid-cols-5,
    .gallery-grid.grid-cols-4,
    .gallery-grid.grid-cols-3 { grid-template-columns: repeat(2, 1fr); }

    .gallery-categories.grid-cols-6,
    .gallery-categories.grid-cols-5,
    .gallery-categories.grid-cols-4,
    .gallery-categories.grid-cols-3 { grid-template-columns: repeat(2, 1fr); }

    .gallery-grid { gap: 10px; }
    .gallery-section { margin-bottom: 32px; }

    .gallery-image-nav {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .gallery-grid.grid-cols-6,
    .gallery-grid.grid-cols-5,
    .gallery-grid.grid-cols-4,
    .gallery-grid.grid-cols-3,
    .gallery-grid.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }

    .gallery-tile { aspect-ratio: 1 / 1; }

    .gallery-pagination a,
    .gallery-pagination .page-current {
        min-width: 36px;
        height: 36px;
        font-size: 13px;
    }
}

/* === Уважение к предпочтениям пользователя === */

@media (prefers-reduced-motion: reduce) {
    .gallery-public * {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
    .gallery-tile:hover,
    .gallery-cat-card:hover,
    .gallery-tile:hover .gallery-tile-link img,
    .gallery-cat-card:hover .gallery-cat-image img {
        transform: none;
    }
}