/* Prism Gallery Frontend */

.prism-gallery-container { max-width: 1200px; margin: 0 auto; padding: 20px 0; }

/* Search Bar */
.prism-gallery-search { text-align: center; margin-bottom: 20px; }
.prism-search-input { width: 100%; max-width: 400px; padding: 10px 16px; border: 2px solid #e0e0e0; border-radius: 25px; font-size: 0.95em; transition: border-color 0.3s; outline: none; }
.prism-search-input:focus { border-color: #FF6B35; }
.prism-search-input::placeholder { color: #aaa; }

/* Filter Buttons */
.prism-gallery-filters { display: flex; justify-content: center; gap: 10px; margin-bottom: 30px; flex-wrap: wrap; }
.prism-filter-btn { background: #f0f0f0; border: 2px solid transparent; padding: 8px 22px; border-radius: 25px; cursor: pointer; font-size: 0.95em; color: #333; transition: all 0.3s ease; font-weight: 500; }
.prism-filter-btn:hover { border-color: #00B4D8; color: #00B4D8; background: #f8fcff; }
.prism-filter-btn.active { background: #FF6B35; color: #fff; border-color: #FF6B35; }

/* Grid */
.prism-gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }

.prism-gallery-item { border-radius: 8px; overflow: hidden; position: relative; aspect-ratio: 1; transition: opacity 0.4s ease, transform 0.4s ease; }
.prism-gallery-item.hidden { display: none; }
.prism-gallery-item.fade-out { opacity: 0; transform: scale(0.95); }

.prism-gallery-link { display: block; width: 100%; height: 100%; position: relative; }
.prism-gallery-link img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.prism-gallery-item:hover img { transform: scale(1.05); }

/* Overlay */
.prism-gallery-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 78, 137, 0.6); display: flex; flex-direction: column; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s ease; }
.prism-gallery-item:hover .prism-gallery-overlay { opacity: 1; }
.prism-gallery-zoom { font-size: 2em; margin-bottom: 8px; }
.prism-gallery-caption { color: #fff; font-size: 0.85em; padding: 0 10px; text-align: center; }

/* Lightbox */
.prism-lightbox { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 999999; display: flex; align-items: center; justify-content: center; }
.prism-lightbox-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.9); }
.prism-lightbox-content { position: relative; max-width: 90vw; max-height: 90vh; z-index: 2; text-align: center; }
.prism-lightbox-img { max-width: 90vw; max-height: 80vh; object-fit: contain; border-radius: 4px; box-shadow: 0 4px 30px rgba(0,0,0,0.5); }
.prism-lightbox-caption { color: #fff; font-size: 0.95em; padding: 12px 0; }

.prism-lightbox-close { position: fixed; top: 20px; right: 20px; background: none; border: none; color: #fff; font-size: 36px; cursor: pointer; z-index: 3; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; opacity: 0.8; transition: opacity 0.2s; }
.prism-lightbox-close:hover { opacity: 1; }

.prism-lightbox-prev,
.prism-lightbox-next { position: fixed; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.15); border: none; color: #fff; font-size: 28px; cursor: pointer; width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; z-index: 3; transition: background 0.2s; }
.prism-lightbox-prev:hover,
.prism-lightbox-next:hover { background: rgba(255,107,53,0.8); }
.prism-lightbox-prev { left: 20px; }
.prism-lightbox-next { right: 20px; }

/* Hidden items */
.prism-gallery-item.prism-gal-hidden { display: none; }

/* Load More */
.prism-gallery-load-more-wrap { text-align: center; margin: 30px 0; }
.prism-load-more-btn { background: #FF6B35; color: #fff; border: none; padding: 12px 36px; border-radius: 25px; font-size: 1em; cursor: pointer; transition: background 0.3s; font-weight: 600; }
.prism-load-more-btn:hover { background: #e55a2b; }
.prism-gallery-counter { display: block; margin-top: 10px; font-size: 0.85em; color: #888; }

/* No Results */
.prism-gallery-no-results { text-align: center; padding: 40px 20px; color: #888; }

/* Responsive */
@media (max-width: 768px) {
    .prism-gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .prism-filter-btn { padding: 6px 16px; font-size: 0.85em; }
    .prism-lightbox-prev { left: 10px; }
    .prism-lightbox-next { right: 10px; }
}

@media (max-width: 480px) {
    .prism-gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .prism-gallery-item { border-radius: 6px; }
}