/* ============================================================
   AfriSkill AI - Homepage Video Gallery & Lightbox
   ============================================================ */

/* Featured Slider */
.video-featured-slider {
    position: relative;
    margin-bottom: 64px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
}
.video-slider-track { position: relative; min-height: 420px; }
.video-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease, visibility 0.6s;
}
.video-slide.active { opacity: 1; visibility: visible; position: relative; min-height: 420px; }
.video-slide-bg { position: absolute; inset: 0; }
.video-slide-bg img { width: 100%; height: 100%; object-fit: cover; }
.video-slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(3,7,18,0.95) 0%, rgba(3,7,18,0.6) 50%, rgba(3,7,18,0.3) 100%);
}
.video-slide-content {
    position: relative;
    z-index: 2;
    padding: 60px 48px;
    max-width: 560px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 420px;
}
.video-slide-cat {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 12px;
}
.video-slide-title {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}
.video-slide-desc {
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 28px;
    font-size: 1rem;
}
.video-slide-actions { display: flex; align-items: center; gap: 20px; }
.video-slide-duration { font-size: 0.875rem; color: var(--muted); }
.video-slide-play {
    position: absolute;
    top: 50%;
    right: 15%;
    transform: translateY(-50%);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(12px);
    border: 2px solid rgba(255,255,255,0.25);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    z-index: 3;
    transition: all 0.3s;
}
.video-slide-play:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: translateY(-50%) scale(1.08);
}

.video-slider-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 20px;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
}
.video-slider-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text);
    background: rgba(255,255,255,0.05);
    cursor: pointer;
    transition: all 0.2s;
}
.video-slider-btn:hover { border-color: var(--accent); background: rgba(37,99,235,0.15); }
.video-slider-dots { display: flex; gap: 8px; }
.video-slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: var(--border);
    cursor: pointer;
    transition: all 0.3s;
    padding: 0;
}
.video-slider-dot.active { background: var(--accent); width: 28px; border-radius: 5px; }

/* Gallery Header */
.videos-gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 32px;
}
.videos-gallery-title { font-size: 1.5rem; font-weight: 700; }
.videos-gallery-filters { display: flex; flex-wrap: wrap; gap: 8px; }

/* Gallery Grid */
.videos-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
    gap: 28px;
}
.video-gallery-card { overflow: hidden; cursor: pointer; }
.video-gallery-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--secondary);
}
.video-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.video-gallery-card:hover .video-gallery-thumb img { transform: scale(1.06); }
.video-gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}
.video-gallery-card:hover .video-gallery-overlay { opacity: 1; }
.video-gallery-play {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    position: relative;
    transition: transform 0.3s, background 0.3s;
}
.video-gallery-card:hover .video-gallery-play {
    background: var(--accent);
    border-color: var(--accent);
    transform: scale(1.1);
}
.video-gallery-featured {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    background: linear-gradient(135deg, #F59E0B, #EF4444);
    border-radius: 100px;
    font-size: 0.6875rem;
    font-weight: 700;
    color: #fff;
    z-index: 2;
}
.video-type-pill {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 3px 10px;
    background: rgba(0,0,0,0.7);
    border-radius: 4px;
    font-size: 0.625rem;
    font-weight: 700;
    color: #fff;
    z-index: 2;
}
.video-gallery-info { padding: 20px; }
.video-gallery-cat {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.video-gallery-title { font-size: 1.0625rem; font-weight: 700; margin: 8px 0; }
.video-gallery-desc { font-size: 0.875rem; color: var(--muted); line-height: 1.5; margin-bottom: 12px; }
.video-gallery-meta { font-size: 0.8125rem; color: var(--muted); }
.video-gallery-card.hidden { display: none; }

/* Lightbox Player */
.video-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
}
.video-lightbox.active { opacity: 1; visibility: visible; }
.video-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.92);
    backdrop-filter: blur(20px);
}
.video-lightbox-container {
    position: relative;
    width: 92%;
    max-width: 1100px;
    z-index: 1;
    border-radius: var(--radius);
    overflow: hidden;
    background: #000;
    box-shadow: 0 25px 80px rgba(0,0,0,0.6);
    transition: all 0.3s;
}
.video-lightbox.fullscreen .video-lightbox-container {
    width: 100%;
    max-width: none;
    height: 100%;
    border-radius: 0;
    display: flex;
    flex-direction: column;
}
.video-lightbox-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    background: rgba(15,23,42,0.95);
    border-bottom: 1px solid var(--border);
}
.video-lightbox-title { font-size: 0.9375rem; font-weight: 600; }
.video-lightbox-controls { display: flex; gap: 8px; }
.video-lightbox-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.08);
    border: none;
    border-radius: 8px;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s;
}
.video-lightbox-btn:hover { background: rgba(255,255,255,0.15); }
.video-lightbox-player {
    position: relative;
    aspect-ratio: 16/9;
    background: #000;
}
.video-lightbox.fullscreen .video-lightbox-player { flex: 1; aspect-ratio: unset; }
.video-lightbox-player iframe,
.video-lightbox-player video {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}
.video-related {
    margin-top: 0;
    padding: 14px 20px 18px;
    background: rgba(15,23,42,0.95);
    border-top: 1px solid var(--border);
}
.video-related-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
    margin: 0 0 10px;
}
.video-related-track {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
}
.video-related-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 0;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255,255,255,0.04);
    color: #fff;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.25s, transform 0.25s;
}
.video-related-card:hover {
    border-color: rgba(129,140,248,0.5);
    transform: translateY(-2px);
}
.video-related-card img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
}
.video-related-card span {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0 8px 8px;
    line-height: 1.35;
}

/* Lazy load skeleton */
.video-lazy-img[data-src] {
    background: linear-gradient(90deg, var(--card) 25%, var(--card-hover) 50%, var(--card) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s ease infinite;
}

@media (max-width: 768px) {
    .video-slide-content { padding: 40px 24px; min-height: 360px; }
    .video-slide-play { display: none; }
    .video-featured-slider .video-slider-track,
    .video-slide.active { min-height: 360px; }
    .videos-gallery { grid-template-columns: 1fr; }
    .videos-gallery-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .video-lightbox-container { width: 100%; height: 100%; border-radius: 0; }
}