/* YouTube Show Plugin - Frontend Styles */
:root {
    --yt-primary-color: #ff0000;
    --yt-primary-hover: #cc0000;
    --yt-card-bg: #ffffff;
    --yt-text-color: #333333;
    --yt-text-muted: #666666;
    --yt-border-color: #e0e0e0;
    --yt-border-radius: 8px;
    --yt-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --yt-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    --yt-transition: all 0.3s ease;
    --yt-spacing: 1rem;
    --yt-spacing-sm: 0.5rem;
    --yt-spacing-lg: 1.5rem;
}

/* Base Gallery Styles */
.youtube-show-gallery {
    margin: var(--yt-spacing) 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--yt-text-color);
}

.youtube-show-error,
.youtube-show-no-videos {
    padding: var(--yt-spacing);
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: var(--yt-border-radius);
    text-align: center;
}

.youtube-show-no-videos {
    background: #d1ecf1;
    color: #0c5460;
    border-color: #bee5eb;
}

/* Grid Layout */
.youtube-show-grid {
    display: grid;
    gap: var(--yt-spacing);
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

@media (max-width: 768px) {
    .youtube-show-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--yt-spacing-sm);
    }
}

@media (max-width: 480px) {
    .youtube-show-grid {
        grid-template-columns: 1fr;
    }
}

/* Video Card */
.youtube-show-card {
    background: var(--yt-card-bg);
    border-radius: var(--yt-border-radius);
    box-shadow: var(--yt-shadow);
    transition: var(--yt-transition);
    overflow: hidden;
    cursor: pointer;
}

.youtube-show-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--yt-shadow-hover);
}

.card-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.card-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--yt-transition);
}

.youtube-show-card:hover .card-thumbnail img {
    transform: scale(1.05);
}

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

.youtube-show-card:hover .thumbnail-overlay {
    opacity: 1;
}

.play-button {
    background: var(--yt-primary-color);
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: var(--yt-transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.play-button:hover {
    background: var(--yt-primary-hover);
    transform: scale(1.1);
}

.play-button svg {
    margin-left: 2px;
}

.duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.card-content {
    padding: var(--yt-spacing);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 var(--yt-spacing-sm) 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--yt-text-muted);
    gap: var(--yt-spacing-sm);
}

.card-meta span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Carousel Layout */
.youtube-show-carousel-container {
    position: relative;
    overflow: hidden;
}

.youtube-show-carousel {
    display: flex;
    transition: transform 0.4s ease;
    gap: var(--yt-spacing);
}

.carousel-slide {
    flex: 0 0 280px;
}

@media (max-width: 768px) {
    .carousel-slide {
        flex: 0 0 250px;
    }
}

@media (max-width: 480px) {
    .carousel-slide {
        flex: 0 0 calc(100vw - 2rem);
    }
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: var(--yt-text-color);
    box-shadow: var(--yt-shadow);
    transition: var(--yt-transition);
    z-index: 2;
}

.carousel-btn:hover {
    background: white;
    box-shadow: var(--yt-shadow-hover);
}

.carousel-prev {
    left: 10px;
}

.carousel-next {
    right: 10px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: var(--yt-spacing);
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--yt-border-color);
    cursor: pointer;
    transition: var(--yt-transition);
}

.carousel-dot.active {
    background: var(--yt-primary-color);
}

/* List Layout */
.youtube-show-list-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--yt-spacing-lg);
}

@media (max-width: 768px) {
    .youtube-show-list-container {
        grid-template-columns: 1fr;
    }
}

.main-player {
    background: var(--yt-card-bg);
    border-radius: var(--yt-border-radius);
    box-shadow: var(--yt-shadow);
    overflow: hidden;
}

.video-player {
    position: relative;
    aspect-ratio: 16/9;
}

.player-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.main-player .play-button {
    width: 64px;
    height: 64px;
}

.main-player .play-button svg {
    width: 32px;
    height: 32px;
}

.video-info {
    padding: var(--yt-spacing);
}

.video-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 var(--yt-spacing-sm) 0;
    line-height: 1.4;
}

.video-meta {
    display: flex;
    gap: var(--yt-spacing);
    font-size: 14px;
    color: var(--yt-text-muted);
}

.playlist {
    background: var(--yt-card-bg);
    border-radius: var(--yt-border-radius);
    box-shadow: var(--yt-shadow);
    padding: var(--yt-spacing);
}

.playlist h4 {
    margin: 0 0 var(--yt-spacing) 0;
    font-size: 16px;
    font-weight: 600;
}

.playlist-items {
    max-height: 400px;
    overflow-y: auto;
}

.playlist-item {
    display: flex;
    gap: var(--yt-spacing-sm);
    padding: var(--yt-spacing-sm);
    border-radius: var(--yt-border-radius);
    cursor: pointer;
    transition: var(--yt-transition);
}

.playlist-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

.playlist-item.active {
    background: rgba(255, 0, 0, 0.1);
}

.playlist-thumbnail {
    width: 80px;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

.playlist-info {
    flex: 1;
    min-width: 0;
}

.playlist-title {
    font-size: 14px;
    font-weight: 500;
    margin: 0 0 4px 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.playlist-meta {
    display: flex;
    gap: var(--yt-spacing-sm);
    font-size: 12px;
    color: var(--yt-text-muted);
}

/* Modal */
.youtube-show-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    cursor: pointer;
}

.modal-content {
    position: relative;
    background: var(--yt-card-bg);
    border-radius: var(--yt-border-radius);
    box-shadow: var(--yt-shadow-hover);
    max-width: 90vw;
    max-height: 90vh;
    overflow: hidden;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    color: white;
    font-size: 18px;
    cursor: pointer;
    z-index: 1;
    transition: var(--yt-transition);
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.7);
}

.modal-video-container {
    width: 80vw;
    max-width: 1200px;
    aspect-ratio: 16/9;
}

.modal-video iframe {
    width: 100%;
    height: 100%;
    border: none;
}

@media (max-width: 768px) {
    .modal-video-container {
        width: 95vw;
    }
}

/* Loading States */
.youtube-show-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--yt-spacing-lg);
    color: var(--yt-text-muted);
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--yt-border-color);
    border-top: 2px solid var(--yt-primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: var(--yt-spacing-sm);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Skeleton Loading */
.youtube-show-skeleton {
    animation: skeleton-loading 1.5s ease-in-out infinite alternate;
}

.skeleton-card {
    background: var(--yt-card-bg);
    border-radius: var(--yt-border-radius);
    box-shadow: var(--yt-shadow);
    overflow: hidden;
}

.skeleton-thumbnail {
    aspect-ratio: 16/9;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
}

.skeleton-content {
    padding: var(--yt-spacing);
}

.skeleton-title,
.skeleton-meta {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    border-radius: 4px;
}

.skeleton-title {
    height: 16px;
    margin-bottom: var(--yt-spacing-sm);
}

.skeleton-meta {
    height: 12px;
    width: 60%;
}

@keyframes skeleton-shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Focus States for Accessibility */
.youtube-show-card:focus,
.play-button:focus,
.carousel-btn:focus,
.playlist-item:focus {
    outline: 2px solid var(--yt-primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .youtube-show-gallery {
        break-inside: avoid;
    }
    
    .youtube-show-modal {
        display: none !important;
    }
    
    .play-button,
    .carousel-btn,
    .modal-close {
        display: none;
    }
}