/* Video Tracker App Styles - ĐÃ CẢI TIẾN CHO THEME SÁNG/TỐI */
.lv-app {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: transparent !important;
}

.lv-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.lv-header h1 {
    margin: 0;
    color: inherit; /* Kế thừa màu từ theme */
    font-size: 2rem;
    font-weight: 700;
}

.lv-filters {
    display: flex;
    gap: 15px;
    align-items: center;
}

.lv-filters select,
.lv-filters input {
    padding: 8px 12px;
    border: 1px solid var(--border-color, #ddd);
    border-radius: 4px;
    font-size: 14px;
    background: var(--input-bg, white);
    color: var(--text-color, #333);
}

.lv-filters input {
    min-width: 200px;
}

.lv-filters input::placeholder {
    color: var(--placeholder-color, #999);
}

/* Tabs */
.lv-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color, #ddd);
    margin-bottom: 30px;
    gap: 0;
    background: transparent;
}

.lv-tab {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-size: 16px;
    color: var(--tab-inactive-color, #666);
    transition: all 0.2s ease;
    font-weight: 500;
}

.lv-tab:hover {
    color: var(--tab-hover-color, #333);
    background: var(--tab-hover-bg, #f8f9fa);
}

.lv-tab.active {
    color: var(--tab-active-color, #007cba);
    border-bottom-color: var(--tab-active-border, #007cba);
    background: var(--tab-active-bg, #f8f9fa);
}

.lv-tab-content {
    display: none;
    background: transparent;
}

.lv-tab-content.active {
    display: block;
}

/* Video List */
.lv-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color, #eee);
    color: inherit;
}

.lv-clear-all {
    background: var(--danger-bg, #dc3545);
    color: var(--danger-color, white);
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s ease;
}

.lv-clear-all:hover {
    background: var(--danger-hover-bg, #c82333);
}

.lv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* Video Card - ĐÃ CẢI TIẾN CHO THEME */
.lv-video-card {
    border: 1px solid var(--card-border-color, #eee);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.2s ease;
    background: var(--card-bg, white);
    box-shadow: var(--card-shadow, 0 1px 3px rgba(0,0,0,0.1));
}

.lv-video-card:hover {
    box-shadow: var(--card-hover-shadow, 0 4px 12px rgba(0, 0, 0, 0.15));
    transform: translateY(-2px);
    border-color: var(--card-hover-border, #ddd);
}

.lv-video-thumbnail {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--thumbnail-bg, #f8f9fa);
}

.lv-video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.2s ease;
}

.lv-video-card:hover .lv-video-thumbnail img {
    transform: scale(1.05);
}

.lv-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
    text-decoration: none;
}

.lv-video-thumbnail:hover .lv-play-button {
    opacity: 1;
}

.lv-video-info {
    padding: 15px;
}

.lv-video-title {
    margin: 0 0 10px 0;
    font-size: 16px;
    line-height: 1.4;
    font-weight: 600;
    color: inherit;
}

.lv-video-title a {
    color: var(--link-color, #333);
    text-decoration: none;
}

.lv-video-title a:hover {
    color: var(--link-hover-color, #007cba);
}

.lv-video-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 15px;
}

.lv-time {
    color: var(--meta-color, #666);
    font-size: 14px;
}

.lv-progress {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: inherit;
}

.lv-progress-bar {
    flex: 1;
    height: 4px;
    background: var(--progress-bg, #eee);
    border-radius: 2px;
    overflow: hidden;
}

.lv-progress-fill {
    height: 100%;
    background: var(--progress-fill, #007cba);
    transition: width 0.3s ease;
}

.lv-video-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.lv-action-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border: 1px solid var(--button-border, #ddd);
    background: var(--button-bg, white);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s ease;
    color: var(--button-color, #666);
    text-decoration: none;
}

.lv-action-btn:hover {
    background: var(--button-hover-bg, #f8f9fa);
    color: var(--button-hover-color, #333);
    border-color: var(--button-hover-border, #ccc);
}

.lv-action-btn.lv-remove:hover {
    background: var(--danger-light-bg, #f8d7da);
    border-color: var(--danger-light-border, #f5c6cb);
    color: var(--danger-light-color, #721c24);
}

.lv-action-btn.lv-mark-viewed:hover {
    background: var(--success-light-bg, #d1ecf1);
    border-color: var(--success-light-border, #bee5eb);
    color: var(--success-light-color, #0c5460);
}

/* Pagination */
.lv-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.lv-page-btn {
    padding: 8px 12px;
    border: 1px solid var(--pagination-border, #ddd);
    background: var(--pagination-bg, white);
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    color: var(--pagination-color, #333);
    transition: all 0.2s ease;
    text-decoration: none;
}

.lv-page-btn:hover {
    background: var(--pagination-hover-bg, #f8f9fa);
    border-color: var(--pagination-hover-border, #007cba);
    color: var(--pagination-hover-color, #007cba);
}

.lv-page-btn.active {
    background: var(--pagination-active-bg, #007cba);
    color: var(--pagination-active-color, white);
    border-color: var(--pagination-active-border, #007cba);
}

.lv-page-dots {
    padding: 8px 4px;
    color: var(--pagination-dots-color, #666);
}

/* Empty State */
.lv-empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--empty-state-color, #666);
    background: transparent;
}

.lv-empty-state p {
    margin: 0;
    font-size: 16px;
}

/* Notifications */
.lv-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    background: var(--success-bg, #28a745);
    color: var(--success-color, white);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    animation: slideInRight 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Save Button Styles */
.lv-save-button {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: none;
    border: none;
    padding: 8px 12px;
    color: var(--save-button-color, #666);
    gap: 6px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
}

.lv-save-button:hover {
    transform: scale(1.05);
    color: var(--save-button-hover-color, #333);
    background: var(--save-button-hover-bg, #f8f9fa);
}

.lv-save-button .lv-icon {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    transition: all 0.3s ease;
}

.lv-save-button .lv-icon-saved {
    fill: currentColor;
}

.lv-save-button.lv-saved {
    color: var(--save-button-active-color, #ffd700);
    background: var(--save-button-active-bg, #fff9e6);
}

.lv-save-text {
    font-size: 14px;
    font-weight: 500;
}

/* Save Button in Player Controls */
.lv-save-button-wrapper {
    display: flex;
    align-items: center;
}

.lv-save-button-wrapper .lv-save-button {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border: 1px solid var(--player-button-border, #ddd);
    background: var(--player-button-bg, white);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    color: var(--player-button-color, #666);
    text-decoration: none;
    transition: all 0.2s ease;
    transform: none !important;
}

.lv-save-button-wrapper .lv-save-button:hover {
    background: var(--player-button-hover-bg, #f8f9fa);
    color: var(--player-button-hover-color, #333);
    transform: none !important;
}

.lv-save-button-wrapper .lv-save-button.lv-saved {
    background: var(--player-button-active-bg, #fff9e6);
    border-color: var(--player-button-active-border, #ffd700);
    color: var(--player-button-active-color, #b8860b);
}

.lv-save-button-wrapper .lv-icon {
    width: 16px;
    height: 16px;
}

.lv-save-button-wrapper .lv-save-text {
    font-size: 12px;
    font-weight: 500;
}

/* CSS Variables for Theme Compatibility */
:root {
    /* Light theme defaults */
    --border-color: #ddd;
    --input-bg: white;
    --text-color: #333;
    --placeholder-color: #999;
    --tab-inactive-color: #666;
    --tab-hover-color: #333;
    --tab-hover-bg: #f8f9fa;
    --tab-active-color: #007cba;
    --tab-active-border: #007cba;
    --tab-active-bg: #f8f9fa;
    --danger-bg: #dc3545;
    --danger-color: white;
    --danger-hover-bg: #c82333;
    --card-border-color: #eee;
    --card-bg: white;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.1);
    --card-hover-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --card-hover-border: #ddd;
    --thumbnail-bg: #f8f9fa;
    --link-color: #333;
    --link-hover-color: #007cba;
    --meta-color: #666;
    --progress-bg: #eee;
    --progress-fill: #007cba;
    --button-border: #ddd;
    --button-bg: white;
    --button-color: #666;
    --button-hover-bg: #f8f9fa;
    --button-hover-color: #333;
    --button-hover-border: #ccc;
    --danger-light-bg: #f8d7da;
    --danger-light-border: #f5c6cb;
    --danger-light-color: #721c24;
    --success-light-bg: #d1ecf1;
    --success-light-border: #bee5eb;
    --success-light-color: #0c5460;
    --pagination-border: #ddd;
    --pagination-bg: white;
    --pagination-color: #333;
    --pagination-hover-bg: #f8f9fa;
    --pagination-hover-border: #007cba;
    --pagination-hover-color: #007cba;
    --pagination-active-bg: #007cba;
    --pagination-active-color: white;
    --pagination-active-border: #007cba;
    --pagination-dots-color: #666;
    --empty-state-color: #666;
    --success-bg: #28a745;
    --success-color: white;
    --save-button-color: #666;
    --save-button-hover-color: #333;
    --save-button-hover-bg: #f8f9fa;
    --save-button-active-color: #ffd700;
    --save-button-active-bg: #fff9e6;
    --player-button-border: #ddd;
    --player-button-bg: white;
    --player-button-color: #666;
    --player-button-hover-bg: #f8f9fa;
    --player-button-hover-color: #333;
    --player-button-active-bg: #fff9e6;
    --player-button-active-border: #ffd700;
    --player-button-active-color: #b8860b;
}

/* Dark theme support - sẽ được theme ghi đè */
[data-theme="dark"] .lv-app,
.dark-mode .lv-app,
body.dark .lv-app {
    --border-color: #444;
    --input-bg: #2d3748;
    --text-color: #e2e8f0;
    --placeholder-color: #a0aec0;
    --tab-inactive-color: #a0aec0;
    --tab-hover-color: #e2e8f0;
    --tab-hover-bg: #4a5568;
    --tab-active-color: #63b3ed;
    --tab-active-border: #63b3ed;
    --tab-active-bg: #4a5568;
    --danger-bg: #e53e3e;
    --danger-color: white;
    --danger-hover-bg: #c53030;
    --card-border-color: #4a5568;
    --card-bg: #2d3748;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.3);
    --card-hover-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    --card-hover-border: #5a67d8;
    --thumbnail-bg: #4a5568;
    --link-color: #e2e8f0;
    --link-hover-color: #63b3ed;
    --meta-color: #a0aec0;
    --progress-bg: #4a5568;
    --progress-fill: #63b3ed;
    --button-border: #4a5568;
    --button-bg: #2d3748;
    --button-color: #a0aec0;
    --button-hover-bg: #4a5568;
    --button-hover-color: #e2e8f0;
    --button-hover-border: #5a67d8;
    --danger-light-bg: #742a2a;
    --danger-light-border: #9b2c2c;
    --danger-light-color: #fed7d7;
    --success-light-bg: #22543d;
    --success-light-border: #276749;
    --success-light-color: #c6f6d5;
    --pagination-border: #4a5568;
    --pagination-bg: #2d3748;
    --pagination-color: #e2e8f0;
    --pagination-hover-bg: #4a5568;
    --pagination-hover-border: #63b3ed;
    --pagination-hover-color: #63b3ed;
    --pagination-active-bg: #63b3ed;
    --pagination-active-color: #1a202c;
    --pagination-active-border: #63b3ed;
    --pagination-dots-color: #a0aec0;
    --empty-state-color: #a0aec0;
    --success-bg: #38a169;
    --success-color: white;
    --save-button-color: #a0aec0;
    --save-button-hover-color: #e2e8f0;
    --save-button-hover-bg: #4a5568;
    --save-button-active-color: #f6e05e;
    --save-button-active-bg: #744210;
    --player-button-border: #4a5568;
    --player-button-bg: #2d3748;
    --player-button-color: #a0aec0;
    --player-button-hover-bg: #4a5568;
    --player-button-hover-color: #e2e8f0;
    --player-button-active-bg: #744210;
    --player-button-active-border: #f6e05e;
    --player-button-active-color: #f6e05e;
}

/* Responsive */
@media (max-width: 768px) {
    .lv-app {
        padding: 15px;
    }
    
    .lv-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .lv-header h1 {
        font-size: 1.5rem;
    }
    
    .lv-filters {
        flex-direction: column;
        width: 100%;
    }
    
    .lv-filters input {
        min-width: auto;
        width: 100%;
    }
    
    .lv-tabs {
        flex-direction: column;
    }
    
    .lv-tab {
        text-align: left;
        border-bottom: 1px solid var(--border-color, #eee);
        border-left: 2px solid transparent;
    }
    
    .lv-tab.active {
        border-left-color: var(--tab-active-border, #007cba);
        border-bottom-color: var(--border-color, #eee);
    }
    
    .lv-grid {
        grid-template-columns: 1fr;
    }
    
    .lv-video-actions {
        flex-direction: column;
    }
    
    .lv-action-btn {
        justify-content: center;
    }
    
    .lv-pagination {
        gap: 4px;
    }
    
    .lv-page-btn {
        padding: 6px 10px;
        font-size: 12px;
    }
    
    /* Mobile for player controls */
    .lv-save-button-wrapper .lv-save-text {
        display: none;
    }
    
    .lv-save-button-wrapper .lv-save-button {
        padding: 6px 8px;
    }
}

/* Ẩn ô tìm kiếm khỏi giao diện */
#lv-search,
.lv-filters input[type="text"] {
    display: none !important;
}