/* ============================================================
   ESTILOS PARA GALERÍAS DE VIDEOS Y FOTOS
   Archivo: gallery.css
   ============================================================ */

/* ============================================================
   SECCIÓN DE GALERÍA DE VIDEOS
   ============================================================ */

.video-gallery-section,
.photo-gallery-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    position: relative;
    overflow: hidden;
}

.video-gallery-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.gallery-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.section-description {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 18px;
    margin-top: 15px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================================
   GRID DE VIDEOS
   ============================================================ */

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.video-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
    background: #000;
    height: 0;
}

.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.1);
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card:hover .video-overlay {
    opacity: 1;
}

.play-button {
    background: none;
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.play-button:hover {
    transform: scale(1.1);
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
}

.video-info { display: none; }
.video-title { display: none; }
.video-category { display: none; }

/* ============================================================
   FILTROS DE GALERÍA
   ============================================================ */

.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin: 50px 0 40px;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    padding: 12px 30px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    transform: translateY(-2px);
}

.filter-btn.active {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-color: transparent;
    color: #000000;
}

/* ============================================================
   GRID DE FOTOS
   ============================================================ */

.photos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 40px;
    transition: opacity 0.3s ease;
}

.photo-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.photo-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 75%; /* 4:3 aspect ratio */
    overflow: hidden;
}

.photo-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.photo-card:hover .photo-wrapper img {
    transform: scale(1.1);
}

.photo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px;
}

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

.photo-info { display: none; }

.photo-view-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.photo-card:hover .photo-view-btn {
    opacity: 1;
    transform: scale(1);
}

.photo-view-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* ============================================================
   BOTÓN CARGAR MÁS
   ============================================================ */

.load-more-container {
    display: flex;
    justify-content: center;
    margin-top: 60px;
}

#loadMoreBtn {
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.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: all 0.3s ease;
}

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

.lightbox-container {
    position: relative;
    width: 90%;
    max-width: 1200px;
    height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    position: absolute;
    top: -60px;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10001;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox-content {
    max-width: 100%;
    max-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-content video {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: -80px;
}

.lightbox-next {
    right: -80px;
}

.lightbox-info { display: none; }

.lightbox-counter {
    position: absolute;
    bottom: -80px;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 25px;
    color: white;
    font-size: 14px;
    font-weight: 600;
}

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

@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 20px;
    }
    
    .photos-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
}

@media (max-width: 768px) {
    .video-gallery-section,
    .photo-gallery-section {
        padding: 60px 0;
    }
    
    .gallery-container {
        padding: 0 20px;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .photos-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
    }
    
    .gallery-filters {
        gap: 10px;
    }
    
    .filter-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .lightbox-container {
        width: 95%;
        height: 80vh;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
    }
    
    .lightbox-nav {
        width: 45px;
        height: 45px;
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-info {
        bottom: -100px;
        padding: 0 20px;
    }
    
    .lightbox-title {
        font-size: 18px;
    }
    
    .lightbox-category {
        font-size: 14px;
    }
    
    .lightbox-counter {
        bottom: 10px;
        right: 10px;
        font-size: 12px;
        padding: 8px 15px;
    }
}

/* ============================================================
   ANIMACIONES
   ============================================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.video-card,
.photo-card {
    animation: fadeInUp 0.6s ease forwards;
}

.video-card:nth-child(1) { animation-delay: 0.1s; }
.video-card:nth-child(2) { animation-delay: 0.2s; }
.video-card:nth-child(3) { animation-delay: 0.3s; }
.video-card:nth-child(4) { animation-delay: 0.4s; }
.video-card:nth-child(5) { animation-delay: 0.5s; }
.video-card:nth-child(6) { animation-delay: 0.6s; }

.photo-card:nth-child(n+7) {
    animation-delay: 0s;
}
/* Soporte para etiquetas video */
.video-thumbnail video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    transition: transform 0.4s ease;
}

.video-card:hover .video-thumbnail video {
    transform: scale(1.1);
}