.cultura-container { max-width: 1200px; margin: 40px auto; padding: 0 20px; }
.cultura-header { text-align: center; margin-bottom: 40px; }
.cultura-header h1 { color: var(--primary); font-size: 2.5rem; margin-bottom: 10px; }

.categoria-card { background: white; border-radius: 8px; margin-bottom: 40px; padding: 20px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.categoria-card h2 { color: var(--primary); border-bottom: 2px solid var(--primary); padding-bottom: 10px; margin-top: 0; }

.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 25px; margin-top: 20px; }
.media-item { border-radius: 8px; overflow: hidden; background: #000; display: flex; align-items: center; justify-content: center; position: relative; aspect-ratio: 16/9; }
.media-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.media-item:hover img { transform: scale(1.05); }
.media-item video { width: 100%; height: 100%; object-fit: cover; }

.no-content { text-align: center; color: #666; padding: 30px; font-style: italic; }

/* Lightbox Modal */
.lightbox-modal {
    display: none; 
    position: fixed; 
    z-index: 9999; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgba(0,0,0,0.85); 
    backdrop-filter: blur(5px);
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    border-radius: 5px;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    z-index: 10000;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}