.video-frames-container .video-player {
    max-height: 400px;
    display: block;
    background: #000;
}

.video-frames-container .video-preview-wrapper {
    background: #000;
}

.video-frames-container .frame-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}

.video-frames-container .frame-card {
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
    overflow: hidden;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.video-frames-container .frame-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.video-frames-container .frame-card.selected {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 2px rgba(var(--bs-primary-rgb), 0.25);
}

.video-frames-container .frame-thumbnail {
    position: relative;
    cursor: pointer;
    background: repeating-conic-gradient(#f0f0f0 0% 25%, transparent 0% 50%) 50% / 16px 16px;
}

.video-frames-container .frame-thumbnail .frame-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: contain;
    display: block;
}

.video-frames-container .frame-checkbox {
    position: absolute;
    top: 0.4rem;
    left: 0.4rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 0.3rem;
    background: rgba(255, 255, 255, 0.8);
    border: 2px solid var(--bs-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: #fff;
    transition: background 0.2s, border-color 0.2s;
}

.video-frames-container .frame-checkbox.checked {
    background: var(--bs-primary);
    border-color: var(--bs-primary);
}

.video-frames-container .frame-body {
    padding: 0.5rem;
}

.video-frames-container .frame-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.4rem;
}

.video-frames-container .frame-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--bs-secondary-color);
}

.video-frames-container .frame-timestamp {
    font-size: 0.7rem;
    color: var(--bs-secondary-color);
    font-variant-numeric: tabular-nums;
}

.video-frames-container .frame-body .btn {
    padding: 0.2rem 0.5rem;
    font-size: 0.75rem;
}

.video-frames-container .slideshow-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1080;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.video-frames-container .slideshow-content {
    background: #1a1a1a;
    border-radius: 0.5rem;
    max-width: 900px;
    width: 100%;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.video-frames-container .slideshow-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.video-frames-container .slideshow-title {
    color: #fff;
    font-weight: 600;
}

.video-frames-container .slideshow-stage {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    background: #000;
    overflow: hidden;
}

.video-frames-container .slideshow-image {
    max-width: 100%;
    max-height: 60vh;
    object-fit: contain;
}

.video-frames-container .slideshow-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
    color: #fff;
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.video-frames-container .slideshow-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
}

.video-frames-container .slideshow-nav-btn {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.video-frames-container .slideshow-play-btn {
    min-width: 6rem;
}

.video-frames-container .slideshow-settings {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.video-frames-container .slideshow-duration-slider {
    width: 150px;
}

@media (max-width: 576px) {
    .video-frames-container .frame-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.75rem;
    }

    .video-frames-container .slideshow-content {
        max-height: 100vh;
        border-radius: 0;
    }

    .video-frames-container .slideshow-image {
        max-height: 50vh;
    }
}