/* ============================================
   Albums Grid
   ============================================ */
.albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.album-card {
    display: block;
    text-decoration: none;
    color: var(--color-black);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-secondary);
    background: var(--color-white);
    transition: box-shadow var(--transition), transform var(--transition);
}

.album-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--color-black);
}

.album-cover {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.album-cover-placeholder {
    width: 100%;
    height: 220px;
    background: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray);
    font-size: 0.9rem;
}

.album-info {
    padding: 1.25rem;
}

.album-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.album-meta {
    font-size: 0.82rem;
    color: var(--color-gray);
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.album-description {
    font-size: 0.9rem;
    color: var(--color-gray);
    margin-top: 0.5rem;
}

/* ============================================
   Photos Grid
   ============================================ */
.photos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 3rem;
}

.photo-card-btn {
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
}

.photo-thumb {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.photo-card-btn:hover .photo-thumb {
    transform: scale(1.03);
}

.photo-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    padding: 1rem;
    opacity: 0;
    transition: opacity var(--transition);
}

.photo-card-btn:hover .photo-card-overlay,
.photo-card-btn:focus .photo-card-overlay {
    opacity: 1;
}

.photo-card-title {
    color: var(--color-white);
    font-size: 0.85rem;
    font-weight: 600;
}

/* ============================================
   Album Header
   ============================================ */
.back-link {
    display: inline-block;
    color: var(--color-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    text-decoration: none;
    transition: color var(--transition);
}

.back-link:hover {
    color: var(--color-white);
    text-decoration: none;
}

.album-header-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    color: var(--color-secondary);
    font-size: 0.9rem;
    margin: 0.5rem 0;
}

/* ============================================
   Lightbox
   ============================================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.95);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.lightbox[hidden] {
    display: none;
}

.lightbox-content {
    display: flex;
    gap: 2rem;
    max-width: 1100px;
    width: 100%;
    max-height: 90vh;
    align-items: center;
}

.lightbox-image {
    max-height: 85vh;
    max-width: 75%;
    object-fit: contain;
    border-radius: var(--radius);
}

.lightbox-info {
    flex: 1;
    color: var(--color-white);
    overflow-y: auto;
    max-height: 85vh;
}

.lightbox-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.lightbox-description {
    color: var(--color-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.lightbox-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.lightbox-meta {
    font-size: 0.8rem;
    color: var(--color-gray);
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 2.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.25rem;
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.1);
    border: none;
    color: var(--color-white);
    font-size: 3rem;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: background var(--transition);
    line-height: 1;
}

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255,255,255,0.2);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .lightbox-content {
        flex-direction: column;
        align-items: center;
    }

    .lightbox-image {
        max-width: 100%;
        max-height: 55vh;
    }

    .photos-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .albums-grid {
        grid-template-columns: 1fr;
    }
}