/**
 * Gallery Page Styles
 * RUN Art Foundry - Bilingual Gallery Template
 */

/* Gallery Intro Section */
.gallery-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.gallery-intro .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-primary, #1a1a1a);
}

.gallery-intro .section-description {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text, #4a4a4a);
}

/* Physical Gallery Banner */
.physical-gallery-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    background: linear-gradient(135deg, var(--color-surface, #f5f5f5) 0%, #fff 100%);
    border: 2px solid var(--color-primary, #C30000);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    margin: 2rem 0 3rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.physical-gallery-banner__content {
    flex: 1;
    min-width: 250px;
}

.physical-gallery-banner__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
    color: var(--color-secondary, #231C1A);
}

.physical-gallery-banner__text {
    font-size: 1rem;
    margin: 0;
    color: var(--color-text-secondary, #3B3A39);
    line-height: 1.5;
}

.physical-gallery-banner__btn {
    white-space: nowrap;
    flex-shrink: 0;
}

/* Gallery Filters - Unified with project filters */
.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3, 12px);
    margin-bottom: var(--space-6, 32px);
    padding: var(--space-5, 24px) 0;
}

.gallery-filter-btn {
    padding: var(--space-3, 12px) var(--space-5, 24px);
    background: var(--color-bg, #fff);
    border: 2px solid var(--color-border, #D9D9D9);
    border-radius: var(--radius, 8px);
    font-size: var(--texto-sm, 0.875rem);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transicion-rapida, 0.2s ease);
    color: var(--color-text-secondary, #3B3A39);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.gallery-filter-btn:hover {
    border-color: var(--color-primary, #C30000);
    color: var(--color-primary, #C30000);
    transform: translateY(-2px);
    box-shadow: var(--shadow-1, 0 2px 8px rgba(0,0,0,0.1));
}

.gallery-filter-btn.active {
    background: var(--color-primary, #C30000);
    border-color: var(--color-primary, #C30000);
    color: #fff;
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

@media (min-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: 2rem;
    }
}

@media (min-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

/* Gallery Items */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    background: #f8f8f8;
    transition: opacity 0.3s ease, transform 0.3s ease;
    opacity: 1;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.gallery-item-link {
    display: block;
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.gallery-item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-item-image {
    transform: scale(1.08);
}

/* Gallery Item Overlay */
.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.gallery-item-title {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.4;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 0.5rem;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.gallery-item-icon {
    font-size: 1.5rem;
    color: #ffffff;
    background: var(--color-primary, #C30000);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8);
    transition: transform 0.3s ease, background 0.3s ease;
}

.gallery-item:hover .gallery-item-icon {
    transform: scale(1);
}

.gallery-item-icon:hover {
    background: var(--color-primary-dark, #9A0000);
}

/* Lightbox */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    width: auto;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -2.5rem;
    right: 0;
    font-size: 2.5rem;
    color: white;
    cursor: pointer;
    line-height: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: background 0.3s ease;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-title {
    text-align: center;
    color: white;
    margin-top: 1rem;
    font-size: 1.125rem;
    font-weight: 500;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .gallery-intro .section-title {
        font-size: var(--texto-2xl, 1.5rem);
    }

    .gallery-filters {
        gap: var(--space-2, 8px);
        padding: var(--space-4, 16px) 0;
    }

    .gallery-filter-btn {
        padding: var(--space-2, 8px) var(--space-4, 16px);
        font-size: var(--texto-sm, 0.875rem);
        flex: 1 1 auto;
        min-width: 0;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--space-4, 16px);
    }

    .lightbox-content img {
        max-height: 70vh;
    }

    .lightbox-close {
        top: -2rem;
        font-size: 2rem;
        width: 36px;
        height: 36px;
    }

    .physical-gallery-banner {
        flex-direction: column;
        text-align: center;
        padding: var(--space-4, 16px);
        gap: var(--space-4, 16px);
        margin: var(--space-4, 16px) 0 var(--space-5, 24px);
    }

    .physical-gallery-banner__content {
        min-width: 0;
        width: 100%;
    }

    .physical-gallery-banner__title {
        font-size: var(--texto-lg, 1.125rem);
    }

    .physical-gallery-banner__text {
        font-size: var(--texto-sm, 0.875rem);
    }

    .physical-gallery-banner__btn {
        width: auto;
        min-width: 160px;
        max-width: 280px;
        margin: 0 auto;
        box-sizing: border-box;
        white-space: nowrap;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    /* Asegurar que el botón no desborde */
    .physical-gallery-banner__btn.btn {
        text-align: center;
    }
}

/* Móviles pequeños (≤430px) - Ajustes específicos */
@media (max-width: 430px) {
    .gallery-intro {
        margin-bottom: var(--space-5, 24px);
        padding: 0 var(--space-3, 12px);
    }

    .gallery-intro .section-title {
        font-size: clamp(1.25rem, 5vw, 1.5rem);
    }

    .gallery-intro .section-description {
        font-size: 0.9375rem;
    }

    /* Filtros: 2 columnas máximo para evitar scroll horizontal */
    .gallery-filters {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2, 8px);
        padding: var(--space-3, 12px) 0;
    }

    .gallery-filter-btn {
        width: 100%;
        padding: var(--space-2, 8px) var(--space-3, 12px);
        font-size: 0.8125rem;
        text-align: center;
        justify-content: center;
    }

    /* "Todas" ocupa ancho completo */
    .gallery-filter-btn:first-child {
        grid-column: 1 / -1;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3, 12px);
    }

    .physical-gallery-banner {
        padding: var(--space-3, 12px);
        margin: var(--space-3, 12px) 0 var(--space-4, 16px);
        border-radius: 8px;
    }

    .physical-gallery-banner__title {
        font-size: 1rem;
    }

    .physical-gallery-banner__text {
        font-size: 0.8125rem;
    }

    /* Botón: mismo patrón que .page-hero-cta .btn para evitar desborde */
    .physical-gallery-banner__btn {
        width: auto;
        min-width: 140px;
        max-width: 240px;
        font-size: 0.875rem;
        padding: 10px 20px;
        min-height: 44px;
        white-space: nowrap;
        box-sizing: border-box;
        text-align: center;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

/* Móviles muy pequeños (≤360px) - Compactación máxima */
@media (max-width: 360px) {
    .gallery-intro {
        padding: 0 var(--space-2, 8px);
    }

    .gallery-filters {
        gap: 6px;
    }

    .gallery-filter-btn {
        padding: 6px 8px;
        font-size: 0.75rem;
    }

    .gallery-grid {
        gap: 8px;
    }

    .physical-gallery-banner {
        padding: var(--space-2, 8px);
    }

    .physical-gallery-banner__btn {
        padding: 8px 16px;
        font-size: 0.8125rem;
        min-width: 120px;
        max-width: 200px;
    }
}

/* Empty State */
.gallery-grid:empty::after {
    content: 'No images found in this category.';
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: #999;
    font-size: 1.125rem;
}