#video-image-url-input,
#video-remove-uploaded-image {
    margin-bottom: 15px;
}

/* =====================================================
   Video Image Upload Section Headers
===================================================== */
.video-image-upload-header {
    margin-bottom: 15px;
}

.video-image-upload-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1em;
    color: #6afcff;
    margin: 0 0 8px 0;
}

.video-image-upload-header h3 svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
}

.video-image-upload-header .reference-hint {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.9em;
    color: #88aacc;
    margin: 0;
    line-height: 1.4;
}

.video-image-upload-header .tip-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* =====================================================
   Image Source Tabs
===================================================== */
.image-source-tabs {
    float: left;
    width: 100%;
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.image-source-tab {
    padding: 8px 16px;
    background: rgba(106, 252, 255, 0.08);
    border: 1px solid rgba(106, 252, 255, 0.2);
    border-radius: 8px;
    color: #88aacc;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.2s ease;
}

.image-source-tab:hover {
    background: rgba(106, 252, 255, 0.15);
    border-color: rgba(106, 252, 255, 0.4);
    color: #6afcff;
}

.image-source-tab.active {
    background: rgba(106, 252, 255, 0.2);
    border-color: #6afcff;
    color: #6afcff;
    font-weight: 500;
}

/* =====================================================
   Image Source Content Areas
===================================================== */
.image-source-content {
    clear: both;
    animation: fadeIn 0.2s ease;
}

.image-source-content:not(.active) {
    display: none;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =====================================================
   Uploads Grid
===================================================== */
.uploads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    max-height: 220px;
    overflow-y: auto;
    padding: 4px;
    margin-bottom: 8px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 10px;
}

.uploads-grid.generated-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
}

.upload-thumb-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s ease;
    background: rgba(0, 0, 0, 0.3);
}

.upload-thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.2s ease;
}

.upload-thumb-item:hover {
    border-color: rgba(106, 252, 255, 0.4);
}

.upload-thumb-item:hover img {
    transform: scale(1.05);
}

.upload-thumb-item.selected {
    border-color: #6afcff;
    box-shadow: 0 0 12px rgba(106, 252, 255, 0.4);
}

/* Checkmark for selected items */
.upload-select-check {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 22px;
    height: 22px;
    background: #6afcff;
    color: #0a1628;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

.upload-thumb-item.selected .upload-select-check {
    display: flex;
}

/* Badge for generated images */
.generated-badge {
    position: absolute;
    bottom: 4px;
    left: 4px;
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.7);
    color: #6afcff;
    font-size: 0.65em;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
}

/* Uploads hint text */
.uploads-hint {
    font-size: 0.8em;
    color: #667799;
    margin: 8px 0 0 0;
}

.uploads-hint a {
    color: #88aacc;
}

.uploads-hint a:hover {
    color: #6afcff;
}

/* =====================================================
   Scrollbar Styles
===================================================== */
.uploads-grid::-webkit-scrollbar {
    width: 6px;
}

.uploads-grid::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.uploads-grid::-webkit-scrollbar-thumb {
    background: rgba(106, 252, 255, 0.3);
    border-radius: 3px;
}

.uploads-grid::-webkit-scrollbar-thumb:hover {
    background: rgba(106, 252, 255, 0.5);
}

/* =====================================================
   Ending Frame Section
===================================================== */
#video-ending-frame-section, #video-image-upload-section {
    padding: 20px;
    border-radius: 6px;
    border: 1px solid #122a55;
    background-color: #000000;
}

/* =====================================================
   Responsive Adjustments
===================================================== */
@media (max-width: 768px) {
    .image-source-tabs {
        gap: 6px;
    }
    
    .image-source-tab {
        padding: 6px 12px;
        font-size: 0.85em;
    }
    
    .uploads-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
        max-height: 180px;
    }
    
    .uploads-grid.generated-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    }
    
    .video-image-upload-header h3 {
        font-size: 1em;
    }
}