/* ================================
   PAGE GALERIE - GALLERY PAGE
   ================================ */

/* Page container */
.page-galerie {
    width: 100%;
    margin: 0;
    padding: 0;
}

/* ================================
   HERO SECTION
   ================================ */

.galerie-hero {
    position: relative;
    width: 100%;
    height: 500px;
    background-color: #D4C4B0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    z-index: 1;
}

/* Overlay semi-transparent pour améliorer la lisibilité */
.galerie-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.15);
    z-index: 1;
}

.galerie-hero .hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.galerie-hero .hero-title {
    font-family: 'Haboro Contrast', serif;
    font-size: clamp(28px, 5vw, 56px);
    font-weight: 400;
    line-height: 1.2;
    color: #fff;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.galerie-hero .hero-subtitle {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 400;
    line-height: 1.6;
    color: #fff;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0.75;
    margin: 0 0 14px 0;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* ================================
   FILTERS SECTION
   ================================ */

.galerie-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin: 60px auto 50px;
    padding: 0 20px;
    max-width: 1440px;
}

.filter-btn {
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #666;
    background: transparent;
    border: 2px solid #E0E0E0;
    border-radius: 30px;
    padding: 12px 28px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    color: #000;
    border-color: #000;
    background: rgba(0, 0, 0, 0.03);
}

.filter-btn.active {
    color: #fff;
    background: #000;
    border-color: #000;
}

.filter-btn:focus-visible {
    outline: 3px solid rgba(0, 0, 0, 0.5);
    outline-offset: 2px;
}

/* ================================
   MASONRY GRID
   ================================ */

.galerie-grid {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px 100px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 220px;
    grid-auto-flow: dense;
    gap: 8px;
}

.galerie-item {
    overflow: hidden;
    border-radius: 0;
    background: #f5f5f5;
    box-sizing: border-box;
    grid-row: span 2;
}

.galerie-item.is-portrait {
    grid-row: span 4;
}

.galerie-item.is-landscape {
    grid-column: span 2;
}

.galerie-item.hidden {
    display: none;
}

/* Images */
.galerie-item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.galerie-item:hover img {
    /* no scale to keep grid layout stable */
}

/* Video thumbnails in grid */
.galerie-video-thumb {
    position: relative;
    width: 100%;
    height: 100%;
}

.galerie-video-thumb video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.galerie-play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    pointer-events: none;
}

/* Videos (legacy) */
.galerie-item video {
    width: 100%;
    height: auto;
    display: block;
    background: #000;
}

/* Video embeds (YouTube/Vimeo) */
.galerie-item .video-embed {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.galerie-item .video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ================================
   RESPONSIVE DESIGN
   ================================ */

/* Tablets */
@media (max-width: 1024px) {
    .galerie-hero {
        height: 400px;
    }

    .galerie-hero .hero-subtitle {
        font-size: 18px;
    }

    .galerie-filters {
        margin: 50px auto 40px;
    }

    .galerie-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 20px 80px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .galerie-hero {
        height: 350px;
    }

    .galerie-hero .hero-subtitle {
        font-size: 16px;
    }

    .galerie-filters {
        gap: 8px;
        margin: 40px auto 30px;
        padding: 0 16px;
    }

    .filter-btn {
        font-size: 12px;
        padding: 10px 20px;
    }

    .galerie-grid {
        grid-template-columns: 1fr;
        padding: 0 16px 60px;
    }

    .galerie-item,
    .galerie-item.is-portrait {
        grid-row: span 1;
    }

    .galerie-item.is-landscape {
        grid-column: span 1;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .galerie-hero {
        height: 300px;
    }

    .galerie-hero .hero-subtitle {
        font-size: 14px;
    }

    .filter-btn {
        font-size: 11px;
        padding: 8px 16px;
    }
}

/* ================================
   ANIMATION & STATES
   ================================ */

/* Fade in animation for items */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.galerie-item {
    animation: fadeIn 0.4s ease forwards;
}

/* Stagger animation for initial load */
.galerie-item:nth-child(1) { animation-delay: 0.05s; }
.galerie-item:nth-child(2) { animation-delay: 0.1s; }
.galerie-item:nth-child(3) { animation-delay: 0.15s; }
.galerie-item:nth-child(4) { animation-delay: 0.2s; }
.galerie-item:nth-child(5) { animation-delay: 0.25s; }
.galerie-item:nth-child(6) { animation-delay: 0.3s; }

/* Empty message */
.galerie-empty-message {
    text-align: center;
    padding: 40px 20px;
    color: #666;
}

/* Loading state */
.galerie-grid.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Empty state */
.galerie-grid:empty::after {
    content: "Aucun média trouvé dans cette catégorie.";
    display: block;
    text-align: center;
    padding: 60px 20px;
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    color: #999;
}

/* ================================
   LIGHTBOX
   ================================ */

.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-media {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-media.lightbox-fade {
    animation: lightboxFadeIn 0.25s ease forwards;
}

@keyframes lightboxFadeIn {
    from { opacity: 0; transform: scale(0.97); }
    to { opacity: 1; transform: scale(1); }
}

.lightbox-image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    display: block;
}

.lightbox-video {
    max-width: 90vw;
    max-height: 90vh;
    display: block;
    outline: none;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 40px;
    color: #fff;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 10001;
    line-height: 1;
    padding: 5px 10px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.lightbox-close:hover {
    opacity: 1;
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 36px;
    color: #fff;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 10001;
    padding: 20px 15px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 1;
}

.lightbox-close:focus-visible,
.lightbox-prev:focus-visible,
.lightbox-next:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.7);
    outline-offset: 2px;
}

.lightbox-prev {
    left: 10px;
}

.lightbox-next {
    right: 10px;
}

/* Lightbox responsive */
@media (max-width: 768px) {
    .lightbox-close {
        top: 10px;
        right: 15px;
        font-size: 32px;
    }

    .lightbox-prev,
    .lightbox-next {
        font-size: 28px;
        padding: 15px 10px;
    }

    .lightbox-prev {
        left: 5px;
    }

    .lightbox-next {
        right: 5px;
    }
}