/* =====================================================
   GonzurqSPA — galeria.css
   ===================================================== */

/* ─── Filtros ────────────────────────────────────────── */
.gallery-filters {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

/* ─── Grid de galería ────────────────────────────────── */
.gallery-grid {
    columns: 4;
    column-gap: 1.25rem;
}
.gallery-item {
    break-inside: avoid;
    margin-bottom: 1.25rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
}
.gallery-item:hover { transform: scale(1.02); box-shadow: var(--shadow-lg); }

.gallery-item img {
    width: 100%;
    display: block;
    border-radius: var(--radius-lg);
    transition: var(--transition);
}
.gallery-item:hover img { filter: brightness(0.75); }

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13,34,54,0.85) 0%, transparent 60%);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transition: var(--transition);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-overlay-content { color: var(--white); }
.gallery-overlay-content .cat-badge {
    display: inline-block;
    background: var(--secondary);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.4rem;
}
.gallery-overlay-content h4 { font-size: 0.9rem; color: var(--white); }
.gallery-zoom-btn {
    position: absolute;
    top: 1rem; right: 1rem;
    width: 36px; height: 36px;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.85rem;
    opacity: 0;
    transition: var(--transition-fast);
}
.gallery-item:hover .gallery-zoom-btn { opacity: 1; }

/* ─── Lightbox ───────────────────────────────────────── */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0,0,0,0.94);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}
.lightbox.open { display: flex; }

.lightbox-inner {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}
.lightbox-inner img {
    max-width: 100%;
    max-height: 78vh;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    object-fit: contain;
}
.lightbox-caption {
    color: rgba(255,255,255,0.75);
    font-size: 0.875rem;
    text-align: center;
}
.lightbox-close {
    position: fixed;
    top: 1.5rem; right: 1.5rem;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: none;
    color: var(--white);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}
.lightbox-close:hover { background: var(--danger); }

.lightbox-nav {
    position: fixed;
    top: 50%; transform: translateY(-50%);
    width: 48px; height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    border: none;
    color: var(--white);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* ─── Estado vacío ───────────────────────────────────── */
.gallery-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}
.gallery-empty i { font-size: 3rem; opacity: 0.3; margin-bottom: 1rem; display: block; }

/* ─── Responsive ─────────────────────────────────────── */
@media (max-width: 1024px) { .gallery-grid { columns: 3; } }
@media (max-width: 768px)  { .gallery-grid { columns: 2; } }
@media (max-width: 480px)  { .gallery-grid { columns: 1; } }