/* ── PAGE GALERIE ── */
.galerie-page {
    min-height: 100vh;
    background: var(--cream);
    padding: 6rem 2rem 4rem;
    position: relative; /* ancre le .btn-retour en position absolute */
}

.galerie-page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.galerie-page-header h1 {
    font-family: var(--font-title, 'Playfair Display', serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--brown);
}

.galerie-page-header p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

/* ── FILTRES ── */
.filters {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.filter-btn {
    padding: 0.6rem 1.4rem;
    border-radius: 50px;
    border: 2px solid var(--pink);
    background: white;
    color: var(--brown);
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
    box-shadow: var(--shadow);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--pink-dark);
    border-color: var(--pink-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-pink-hover);
}


/* ── SPINNER ── */
.masonry-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 4rem 0;
}

.masonry-spinner::after {
    content: '';
    width: 2.5rem;
    height: 2.5rem;
    border: 3px solid var(--pink-light);
    border-top-color: var(--pink-dark);
    border-radius: 50%;
    animation: spin-loader 0.7s linear infinite;
}

@keyframes spin-loader {
    to { transform: rotate(360deg); }
}

/* ── MASONRY galerie ── */
.masonry-grid {
    columns: 4 280px;
    column-gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.masonry-grid.loaded {
    opacity: 1;
}

.masonry-item {
    break-inside: avoid;
    margin-bottom: 1rem;
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    background: var(--gray-light);
}

.masonry-item img {
    width: 100%;
    display: block;
    transition: transform var(--transition);
}

.masonry-item:hover img {
    transform: scale(1.05);
}

/* Overlay hover — page galerie */
.masonry-overlay {
    position: absolute;
    inset: 0;
    background: rgba(31, 18, 12, 0.75);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
    padding: 1rem;
}

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

.masonry-overlay i  { font-size: 2rem; color: white; margin-bottom: 0.3rem; }
.masonry-overlay h3 { font-family: var(--font-title); font-size: 1rem; color: white; margin: 0; }

.masonry-overlay span {
    color: rgba(255,255,255,0.75);
    font-size: 0.8rem;
    margin-top: 0.2rem;
}

.masonry-overlay .zoom-icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: white;
    font-size: 1.2rem;
}

/* ── BOUTON RETOUR ── */
.btn-retour {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-pink);
    color: white !important;
    padding: 0.625rem 1.5rem;
    border-radius: 50px;
    box-shadow: var(--shadow-pink);
    transition: gap var(--transition), box-shadow var(--transition);
}

.btn-retour:hover {
    gap: 0.8rem;
    box-shadow: var(--shadow-pink-hover);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
    .btn-retour {
        padding: 0.5rem 1.25rem;
        font-size: 0.9rem;
        position: absolute;
        top: 1.5rem;
        left: 1.5rem;
    }
}

@media (max-width: 600px) {
    .masonry-grid { columns: 2 140px; }
    .btn-retour { display: none; }
}