/**
 * Learnoye Category Radio Player Styles
 * Dark theme matching Jupyter Notes theme
 *
 * @package Learnoye_Category_Radio
 */

:root {
    --lcr-bg-primary: #1e1e1e;
    --lcr-bg-secondary: #2d2d2d;
    --lcr-border: #3e3e3e;
    --lcr-text-primary: #d4d4d4;
    --lcr-text-secondary: #9d9d9d;
    --lcr-accent: #666666;
    --lcr-accent-hover: #888888;
    --lcr-accent-light: rgba(102, 102, 102, 0.1);
}

/* Main Player Container */
.lcr-radio-player {
    background: var(--lcr-bg-primary);
    border: 1px solid var(--lcr-border);
    border-radius: 8px;
    padding: 20px;
    color: var(--lcr-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    margin-bottom: 20px;
}

/* Category Selector */
.lcr-category-selector {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--lcr-border);
}

.lcr-category-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--lcr-text-secondary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.lcr-category-label i {
    font-size: 16px;
    color: var(--lcr-accent);
}

.lcr-category-select {
    width: 100%;
    padding: 10px 12px;
    background: var(--lcr-bg-secondary);
    border: 1px solid var(--lcr-border);
    border-radius: 6px;
    color: var(--lcr-text-primary);
    font-size: 14px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    outline: none;
}

.lcr-category-select:hover {
    border-color: var(--lcr-accent);
    background: #333333;
}

.lcr-category-select:focus {
    border-color: var(--lcr-accent);
    box-shadow: 0 0 0 3px var(--lcr-accent-light);
}

.lcr-category-select option {
    background: var(--lcr-bg-secondary);
    color: var(--lcr-text-primary);
    padding: 10px;
}

/* Player Header */
.lcr-player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--lcr-border);
}

.lcr-station-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.lcr-station-icon {
    font-size: 20px;
    color: var(--lcr-accent);
}

.lcr-station-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--lcr-accent);
}

.lcr-toggle-playlist {
    background: transparent;
    border: 1px solid var(--lcr-border);
    color: var(--lcr-text-secondary);
    width: 32px;
    height: 32px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.lcr-toggle-playlist:hover {
    background: var(--lcr-bg-secondary);
    color: var(--lcr-accent);
    border-color: var(--lcr-accent);
}

/* Now Playing */
.lcr-now-playing {
    margin-bottom: 12px;
}

.lcr-track-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--lcr-text-primary);
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lcr-track-time {
    font-size: 12px;
    color: var(--lcr-text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

.lcr-separator {
    margin: 0 6px;
}

/* Progress Bar */
.lcr-progress-container {
    margin-bottom: 16px;
}

.lcr-progress-bar {
    width: 100%;
    height: 6px;
    background: var(--lcr-bg-secondary);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.lcr-progress-fill {
    height: 100%;
    background: var(--lcr-accent);
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s linear;
}

.lcr-progress-bar:hover .lcr-progress-fill {
    background: var(--lcr-accent-hover);
}

/* Controls */
.lcr-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.lcr-btn {
    background: var(--lcr-bg-secondary);
    border: 1px solid var(--lcr-border);
    color: var(--lcr-text-primary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    font-size: 14px;
    padding: 0;
    flex-shrink: 0;
}

.lcr-btn i {
    color: inherit;
    font-size: inherit;
    line-height: 1;
}

.lcr-btn:hover {
    background: var(--lcr-accent);
    border-color: var(--lcr-accent);
    color: white;
    transform: scale(1.05);
}

.lcr-play-pause {
    width: 40px;
    height: 40px;
    background: var(--lcr-accent);
    border-color: var(--lcr-accent);
    color: white;
    font-size: 16px;
}

.lcr-play-pause i {
    color: white;
}

.lcr-play-pause:hover {
    background: var(--lcr-accent-hover);
    border-color: var(--lcr-accent-hover);
    transform: scale(1.08);
}

/* Volume Control */
.lcr-volume-control {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.lcr-volume-icon {
    background: transparent;
    border: none;
    font-size: 18px;
    cursor: pointer;
    padding: 4px;
    transition: transform 0.2s;
    color: var(--lcr-text-primary);
}

.lcr-volume-icon i {
    color: inherit;
}

.lcr-volume-icon:hover {
    transform: scale(1.1);
    color: var(--lcr-accent-hover);
}

.lcr-volume-slider {
    width: 80px;
    height: 4px;
    border-radius: 2px;
    background: var(--lcr-bg-secondary);
    outline: none;
    -webkit-appearance: none;
}

.lcr-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--lcr-accent);
    cursor: pointer;
}

.lcr-volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--lcr-accent);
    cursor: pointer;
    border: none;
}

.lcr-volume-slider:hover::-webkit-slider-thumb {
    background: var(--lcr-accent-hover);
}

/* Playlist */
.lcr-playlist {
    margin-top: 16px;
    border-top: 1px solid var(--lcr-border);
    padding-top: 16px;
}

.lcr-playlist-header {
    font-size: 12px;
    font-weight: 600;
    color: var(--lcr-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.lcr-playlist-items {
    max-height: 200px;
    overflow-y: auto;
}

.lcr-playlist-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.lcr-playlist-item:hover {
    background: var(--lcr-bg-secondary);
}

.lcr-playlist-item.active {
    background: var(--lcr-accent-light);
    border-left: 3px solid var(--lcr-accent);
}

.lcr-track-number {
    font-size: 12px;
    color: var(--lcr-text-secondary);
    font-family: 'JetBrains Mono', monospace;
    min-width: 20px;
}

.lcr-track-info {
    font-size: 13px;
    color: var(--lcr-text-primary);
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lcr-playlist-item.active .lcr-track-info {
    color: var(--lcr-accent);
    font-weight: 500;
}

/* Custom scrollbar for playlist */
.lcr-playlist-items::-webkit-scrollbar {
    width: 6px;
}

.lcr-playlist-items::-webkit-scrollbar-track {
    background: var(--lcr-bg-secondary);
    border-radius: 3px;
}

.lcr-playlist-items::-webkit-scrollbar-thumb {
    background: var(--lcr-border);
    border-radius: 3px;
}

.lcr-playlist-items::-webkit-scrollbar-thumb:hover {
    background: var(--lcr-accent);
}

/* Hidden audio element */
.lcr-audio-element {
    display: none;
}

/* Widget Title */
.lcr-widget-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--lcr-text-primary);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--lcr-accent);
}

/* Responsive adjustments */
@media (max-width: 400px) {
    .lcr-radio-player {
        padding: 16px;
    }

    .lcr-volume-slider {
        width: 60px;
    }

    .lcr-controls {
        gap: 8px;
    }

    .lcr-btn {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .lcr-play-pause {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
}
