/* YouTube Video Loading Skeletons */

.video-item {
    position: relative;
}

.video-loading-skeleton {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Surface opaque, arete vive : le squelette calque la carte video. */
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    overflow: hidden;
    z-index: 10;
    pointer-events: none;
}

.video-loading-skeleton.hidden {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skeleton-thumbnail {
    width: 100%;
    height: 60%;
    /* Tokens et non litteraux : ces gris etaient figes en sombre, donc le
       squelette de chargement restait un rectangle noir en theme clair. */
    background: linear-gradient(
        90deg,
        var(--card-bg-hover) 0%,
        var(--border-color) 50%,
        var(--card-bg-hover) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
    position: relative;
}

.skeleton-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 68px;
    height: 48px;
    background: var(--card-bg-hover);
    border-radius: var(--radius-md);
    animation: pulse 1.5s ease-in-out infinite;
}

.skeleton-info {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.skeleton-title {
    width: 80%;
    height: 16px;
    /* Tokens et non litteraux : ces gris etaient figes en sombre, donc le
       squelette de chargement restait un rectangle noir en theme clair. */
    background: linear-gradient(
        90deg,
        var(--card-bg-hover) 0%,
        var(--border-color) 50%,
        var(--card-bg-hover) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
    border-radius: var(--radius-md);
}

.skeleton-subtitle {
    width: 60%;
    height: 12px;
    background: linear-gradient(
        90deg,
        rgba(50, 50, 50, 0.6) 0%,
        rgba(70, 70, 70, 0.6) 50%,
        rgba(50, 50, 50, 0.6) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite 0.3s;
    border-radius: var(--radius-md);
}

.skeleton-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.25rem;
}

.skeleton-meta-item {
    width: 40px;
    height: 10px;
    background: linear-gradient(
        90deg,
        rgba(50, 50, 50, 0.5) 0%,
        rgba(70, 70, 70, 0.5) 50%,
        rgba(50, 50, 50, 0.5) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite 0.6s;
    border-radius: var(--radius-sm);
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 0.8;
    }
}

/* Spinner for initial load */
.video-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    /* Indicateur actif : le lime reste legitime ici (surface minuscule). */
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-line);
    border-radius: var(--radius-pill);
    animation: spin 1s linear infinite;
    z-index: 11;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .skeleton-play-button {
        width: 52px;
        height: 36px;
    }
    
    .skeleton-info {
        padding: 0.75rem;
        gap: 0.5rem;
    }
}