/**
 * Gallery Section Styles
 *
 * @package BBAdria
 */

/* ========== INTRO ========== */
.gallery-section .section-subtitle {
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-semibold);
    color: var(--color-cta-secondary);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    margin-bottom: 10px;
}

.gallery-section .section-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-h2);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.gallery-intro {
    font-size: var(--font-size-normal);
    color: var(--color-text-main);
    line-height: var(--line-height-relaxed);
}

/* ========== FILTRI ========== */
.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.gallery-filter {
    background: transparent;
    border: 1px solid var(--color-grey-light);
    border-radius: var(--radius-sm);
    padding: 8px 20px;
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-medium);
    letter-spacing: var(--letter-spacing-wide);
    text-transform: uppercase;
    color: var(--color-text-main);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.gallery-filter:hover,
.gallery-filter:focus-visible {
    border-color: var(--color-cta-secondary);
    color: var(--color-cta-primary);
}

.gallery-filter.is-active {
    background: var(--color-cta-primary);
    border-color: var(--color-cta-primary);
    color: var(--color-white);
}

/* ========== GRIGLIA ========== */
.gallery-col {
    margin-bottom: var(--spacing-md);
}

.gallery-col.is-hidden,
.gallery-col.is-filtered-out {
    display: none;
}

.gallery-item {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    background: var(--color-grey-light);
}

/* Rapporto 4:3 stabile: niente layout shift durante il caricamento */
.gallery-item .gallery-img {
    display: block;
    width: 100%;
    height: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover .gallery-img,
.gallery-item:focus-visible .gallery-img {
    transform: scale(1.06);
}

/* ========== OVERLAY ========== */
.gallery-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    text-align: center;
    color: var(--color-white);
    background: var(--color-overlay);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.gallery-overlay i {
    font-size: 26px;
}

.gallery-caption {
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    line-height: var(--line-height-normal);
}

/* ========== LOAD MORE / STATO VUOTO ========== */
.gallery-load-more {
    margin-top: var(--spacing-md);
}

.gallery-load-more[hidden] {
    display: none;
}

.gallery-empty-message {
    margin-top: var(--spacing-lg);
    text-align: center;
    color: var(--color-grey-dark);
}

.gallery-empty-message[hidden] {
    display: none;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 767px) {
    .gallery-filters {
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: var(--spacing-xs);
    }

    .gallery-filter {
        flex: 0 0 auto;
    }
}

/* Rispetta le preferenze di riduzione del movimento */
@media (prefers-reduced-motion: reduce) {
    .gallery-item .gallery-img,
    .gallery-overlay {
        transition: none;
    }

    .gallery-item:hover .gallery-img {
        transform: none;
    }
}