/* ====================================================
   Google Drive Gallery – gallery.css
   ==================================================== */

/* ── Wrapper ─────────────────────────────────────── */
.gdrive-gallery-wrapper {
    --gdg-radius: 10px;
    --gdg-gap: 8px;
    --gdg-overlay: rgba(0, 0, 0, 0.45);
    --gdg-text: #ffffff;
    --gdg-accent: #4285f4;
    --gdg-bg: #f8f9fa;
    --gdg-border: #e0e0e0;
    --gdg-btn-bg: rgba(255, 255, 255, 0.95);
    --gdg-btn-color: #202124;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    margin: 1.5rem 0;
}

.gdrive-gallery-wrapper[data-theme="dark"] {
    --gdg-bg: #1e1e1e;
    --gdg-border: #333;
    --gdg-btn-bg: rgba(30, 30, 30, 0.95);
    --gdg-btn-color: #e8eaed;
}

/* ── Gallery title ───────────────────────────────── */
.gdrive-gallery-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0 0 0.75rem;
    color: inherit;
}

/* ── Hero preview ────────────────────────────────── */
.gdg-hero {
    position: relative;
    overflow: hidden;
    border-radius: var(--gdg-radius);
    cursor: pointer;
    background: var(--gdg-bg);
    border: 1px solid var(--gdg-border);
}

.gdg-hero-img {
    display: block;
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.gdg-hero:hover .gdg-hero-img {
    transform: scale(1.025);
}

.gdg-hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gdg-overlay);
    opacity: 0;
    transition: opacity 0.25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gdg-hero:hover .gdg-hero-overlay {
    opacity: 1;
}

.gdg-expand-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gdg-btn-bg);
    color: var(--gdg-btn-color);
    border: none;
    border-radius: 50px;
    padding: 10px 22px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

.gdg-expand-btn:hover {
    transform: scale(1.04);
    box-shadow: 0 6px 20px rgba(0,0,0,0.35);
}

.gdg-expand-icon {
    font-size: 1.1rem;
}

.gdg-count-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 50px;
    letter-spacing: 0.02em;
    pointer-events: none;
}

/* ── Grid ────────────────────────────────────────── */
.gdg-grid {
    display: grid;
    grid-template-columns: repeat(var(--gdg-cols, 3), 1fr);
    gap: var(--gdg-gap);
    margin-top: var(--gdg-gap);
}

.gdg-item {
    position: relative;
    overflow: hidden;
    border-radius: calc(var(--gdg-radius) * 0.6);
    background: var(--gdg-bg);
    aspect-ratio: 1 / 1;
    cursor: pointer;
    border: 1px solid var(--gdg-border);
}

.gdg-item img {
    display: block;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.3s ease, filter 0.2s;
}

.gdg-item:hover img {
    transform: scale(1.06);
    filter: brightness(1.05);
}

/* ── Controls ────────────────────────────────────── */
.gdg-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.gdg-collapse-btn {
    background: none;
    border: 1px solid var(--gdg-border);
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 0.83rem;
    cursor: pointer;
    color: inherit;
    transition: background 0.15s;
}

.gdg-collapse-btn:hover {
    background: var(--gdg-bg);
}

.gdg-drive-link {
    font-size: 0.83rem;
    color: var(--gdg-accent);
    text-decoration: none;
}

.gdg-drive-link:hover {
    text-decoration: underline;
}

/* ── Lightbox ────────────────────────────────────── */
.gdg-lightbox {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: rgba(0, 0, 0, 0.92);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    animation: gdg-lb-in 0.2s ease;
}

@keyframes gdg-lb-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.gdg-lb-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.gdg-lb-img {
    display: block;
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.6);
    transition: opacity 0.15s;
}

.gdg-lb-caption {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
    margin: 10px 0 0;
    text-align: center;
}

.gdg-lb-close,
.gdg-lb-prev,
.gdg-lb-next {
    position: fixed;
    background: rgba(255,255,255,0.12);
    border: none;
    color: #fff;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.15s, transform 0.15s;
    line-height: 1;
    z-index: 1;
}

.gdg-lb-close:hover,
.gdg-lb-prev:hover,
.gdg-lb-next:hover {
    background: rgba(255,255,255,0.25);
    transform: scale(1.08);
}

.gdg-lb-close {
    top: 16px;
    right: 16px;
    font-size: 1.6rem;
    width: 42px;
    height: 42px;
}

.gdg-lb-prev {
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    width: 48px;
    height: 48px;
}

.gdg-lb-prev:hover {
    transform: translateY(-50%) scale(1.08);
}

.gdg-lb-next {
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    width: 48px;
    height: 48px;
}

.gdg-lb-next:hover {
    transform: translateY(-50%) scale(1.08);
}

/* ── Error ───────────────────────────────────────── */
.gdrive-gallery-error {
    border: 1px solid #f5c6cb;
    background: #fff3cd;
    color: #856404;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
}

/* ── Fallback iframe ─────────────────────────────── */
.gdrive-gallery-iframe-wrap {
    border-radius: var(--gdg-radius);
    overflow: hidden;
    border: 1px solid var(--gdg-border);
}

.gdrive-gallery-notice {
    text-align: right;
    font-size: 0.82rem;
    margin-top: 6px;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 600px) {
    .gdg-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* ── Events Albums Grid ──────────────────────────── */
.gdrive-events-container {
    --gdg-album-radius: 12px;
    margin: 1.5rem 0;
}

.gdg-albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    animation: gdg-lb-in 0.3s ease;
}

.gdg-album-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--gdg-album-radius);
    aspect-ratio: 4 / 3;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: #f0f0f0;
}

.gdg-album-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.gdg-album-item img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.5s ease;
}

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

.gdg-album-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 16px 16px;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    pointer-events: none;
}

.gdg-album-overlay h4 {
    margin: 0 0 4px;
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.2;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.gdg-album-overlay span {
    font-size: 0.85rem;
    opacity: 0.85;
}

/* ── Event Gallery View ──────────────────────────── */
.gdg-event-gallery-view {
    animation: gdg-lb-in 0.3s ease;
}

.gdg-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: none;
    border: none;
    color: var(--gdg-accent);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    padding: 8px 0;
    margin-bottom: 12px;
    transition: opacity 0.2s;
}

.gdg-back-btn:hover {
    opacity: 0.8;
}

.gdg-back-icon {
    font-size: 1.2rem;
    line-height: 1;
}

/* ── Load More ───────────────────────────────────── */
.gdg-load-more-wrap {
    text-align: center;
    margin-top: 24px;
}

.gdg-load-more-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gdg-accent);
    color: #ffffff;
    border: none;
    border-radius: 50px;
    padding: 10px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
}

.gdg-load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(66, 133, 244, 0.4);
    background: #3367d6;
}

.gdrive-gallery-wrapper[data-theme="dark"] .gdg-load-more-btn {
    background: #8ab4f8;
    color: #202124;
    box-shadow: 0 4px 12px rgba(138, 180, 248, 0.15);
}

.gdrive-gallery-wrapper[data-theme="dark"] .gdg-load-more-btn:hover {
    background: #aecbfa;
}