/* ==========================================================
   GALERIE — CIM-ULT
   Esthétique : planche d'inspiration éditoriale N&B,
   grille en colonnes façon "mur de photos", accents minimaux.
   ========================================================== */

#galerie {
    --gal-ink: #111111;
    --gal-ink-soft: #4a4a4a;
    --gal-paper: #fafafa;
    --gal-line: #e2e2e2;
    --gal-accent: #b8862b; /* léger accent doré, utilisé avec parcimonie */
    background: var(--gal-paper);
    padding-block: clamp(2.5rem, 5vw, 5rem);
}

/* ---------------- Intro ---------------- */

.gal-intro {
    max-width: 42rem;
    margin: 0 auto clamp(2rem, 4vw, 3rem);
    text-align: center;
}

.gal-eyebrow {
    display: block;
    font-family: Georgia, 'Times New Roman', serif;
    font-style: italic;
    font-size: 0.95rem;
    color: var(--gal-ink-soft);
    margin-bottom: 0.6rem;
}

.gal-heading {
    font-family: Georgia, 'Times New Roman', serif;
    font-weight: 400;
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    letter-spacing: 0.01em;
    color: var(--gal-ink);
    margin: 0 0 0.5rem;
}

.gal-sub {
    font-size: 1rem;
    color: var(--gal-ink-soft);
    margin: 0;
}

/* ---------------- Filtres ---------------- */

.gal-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

.gal-filter {
    font-family: inherit;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
    color: var(--gal-ink-soft);
    background: transparent;
    border: 1px solid var(--gal-line);
    border-radius: 999px;
    padding: 0.45rem 1.1rem;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.gal-filter:hover {
    border-color: var(--gal-ink);
    color: var(--gal-ink);
}

.gal-filter.is-active {
    background: var(--gal-ink);
    border-color: var(--gal-ink);
    color: #fff;
}

/* ---------------- Grille masonry ---------------- */

.gal-masonry {
    column-count: 4;
    column-gap: 1rem;
}

.gal-item {
    break-inside: avoid;
    margin: 0 0 1rem;
    display: block;
}

.gal-item.is-hidden {
    display: none;
}

.gal-frame {
    position: relative;
    overflow: hidden;
    background: #efefef;
    cursor: zoom-in;
}

.gal-frame img {
    display: block;
    width: 100%;
    height: auto;
  
    transform: scale(1);
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), filter 0.5s ease;
}

.gal-frame:hover img {
    filter: grayscale(0);
    transform: scale(1.04);
}

/* ---------------- Légende au survol ---------------- */

.gal-caption {
    position: absolute;
    inset: auto 0 0 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 1.6rem 1rem 1rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0) 100%);
    color: #fff;
    transform: translateY(12%);
    opacity: 0;
    transition: opacity 0.35s ease, transform 0.35s ease;
    pointer-events: none;
}

.gal-frame:hover .gal-caption {
    opacity: 1;
    transform: translateY(0);
}

.gal-tag {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gal-accent);
}

.gal-title {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 1.05rem;
    line-height: 1.25;
}

.gal-date {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.75);
}

/* ---------------- Bouton "love" ---------------- */

.gal-frame .love-btn {
    position: absolute;
    top: 0.6rem;
    right: 0.6rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.35rem 0.55rem;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 999px;
    font-size: 0.75rem;
    color: var(--gal-ink);
    cursor: pointer;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.25s ease, transform 0.25s ease, background-color 0.2s ease;
}

.gal-frame:hover .love-btn,
.gal-frame .love-btn.is-loved {
    opacity: 1;
    transform: translateY(0);
}

.gal-frame .love-btn.is-loved {
    background: var(--gal-ink);
    color: #fff;
}

.gal-frame .love-btn.is-loved .love-icon {
    fill: currentColor;
}

.love-icon {
    flex-shrink: 0;
}

/* ---------------- Vide ---------------- */

.gal-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--gal-ink-soft);
    font-style: italic;
    padding: 3rem 0;
}

/* ---------------- Pagination ---------------- */

.gal-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    margin-top: clamp(2rem, 4vw, 3rem);
    font-size: 0.9rem;
    color: var(--gal-ink-soft);
}

.gal-page-link {
    color: var(--gal-ink);
    text-decoration: none;
    border-bottom: 1px solid var(--gal-ink);
    padding-bottom: 0.1rem;
}

.gal-page-link:hover {
    color: var(--gal-accent);
    border-color: var(--gal-accent);
}

/* ---------------- Lightbox plein écran ---------------- */

.gal-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.96);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease;
    z-index: 999;
}

.gal-lightbox.is-open {
    opacity: 1;
    visibility: visible;
}

.gal-lightbox-img {
    max-width: min(88vw, 1100px);
    max-height: 82vh;
    object-fit: contain;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.gal-lightbox-caption {
    position: absolute;
    bottom: 2.2rem;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 1rem;
    text-align: center;
}

.gal-lightbox-close,
.gal-lightbox-prev,
.gal-lightbox-next {
    position: absolute;
    background: transparent;
    border: none;
    color: #fff;
    cursor: pointer;
    line-height: 1;
}

.gal-lightbox-close {
    top: 1.2rem;
    right: 1.5rem;
    font-size: 2.2rem;
    font-weight: 300;
}

.gal-lightbox-prev,
.gal-lightbox-next {
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    font-weight: 300;
    padding: 0 0.6rem;
}

.gal-lightbox-prev { left: 0.8rem; }
.gal-lightbox-next { right: 0.8rem; }

.gal-lightbox-close:hover,
.gal-lightbox-prev:hover,
.gal-lightbox-next:hover {
    color: var(--gal-accent);
}

/* ---------------- Responsive ---------------- */

@media (max-width: 1100px) {
    .gal-masonry { column-count: 3; }
}

@media (max-width: 780px) {
    .gal-masonry { column-count: 2; column-gap: 0.7rem; }
    .gal-item { margin-bottom: 0.7rem; }
    .gal-lightbox-prev,
    .gal-lightbox-next { font-size: 2.2rem; }
}

@media (max-width: 480px) {
    .gal-masonry { column-count: 1; }
    .gal-caption { opacity: 1; transform: none; position: static; background: none; padding: 0.6rem 0.1rem 0; color: var(--gal-ink); }
    .gal-tag { color: var(--gal-accent); }
    .gal-date { color: var(--gal-ink-soft); }
    .gal-frame .love-btn { opacity: 1; transform: none; position: static; margin-top: 0.4rem; background: #f1f1f1; }
}