/**
 * Retrobeat - Radio Player Styles (Advanced)
 */

.radio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, rgba(10, 14, 39, 0.98) 0%, rgba(26, 29, 58, 0.98) 100%);
    backdrop-filter: blur(10px);
    border-top: 2px solid rgba(255, 46, 151, 0.5);
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.radio-player.minimized {
    transform: translateY(calc(100% - 60px));
}

.radio-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 2rem;
}

/* Cover Art */
.radio-cover-wrapper {
    position: relative;
}

.radio-cover {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(255, 46, 151, 0.3);
    transition: var(--transition-base);
}

.radio-cover::before {
    content: '🎵';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    opacity: 0.5;
}

.radio-cover.has-cover::before {
    display: none;
}

.radio-cover.spinning {
    animation: spin 3s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Song Info */
.radio-info {
    min-width: 0;
    flex: 1;
}

.radio-status {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.radio-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.radio-artist {
    font-size: 0.9rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.radio-listeners {
    font-size: 0.75rem;
    color: var(--secondary);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.radio-listeners::before {
    content: '👥';
}

/* Controls */
.radio-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.radio-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    box-shadow: 0 4px 15px rgba(255, 46, 151, 0.4);
}

.radio-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 46, 151, 0.6);
}

.radio-btn:active {
    transform: scale(0.95);
}

.radio-btn.playing {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 15px rgba(255, 46, 151, 0.4); }
    50% { box-shadow: 0 4px 25px rgba(255, 46, 151, 0.8); }
}

/* Volume Control */
.radio-volume-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 150px;
}

.radio-volume-icon {
    font-size: 1.2rem;
    color: var(--text-dim);
}

.radio-volume {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

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

.radio-volume::-webkit-slider-thumb:hover {
    background: var(--secondary);
    transform: scale(1.2);
}

.radio-volume::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
}

.radio-volume::-moz-range-thumb:hover {
    background: var(--secondary);
    transform: scale(1.2);
}

/* Progress Bar (visual) */
.radio-progress-wrapper {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

.radio-progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 1s linear;
}

.radio-progress.streaming {
    width: 100%;
    background: linear-gradient(90deg, 
        var(--primary) 0%, 
        var(--secondary) 50%, 
        var(--primary) 100%);
    background-size: 200% 100%;
    animation: streamProgress 2s linear infinite;
}

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

/* Additional Actions */
.radio-actions {
    display: flex;
    gap: 0.5rem;
}

.radio-action-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition-base);
    border-radius: var(--radius-sm);
}

.radio-action-btn:hover {
    color: var(--primary);
    background: rgba(255, 46, 151, 0.1);
}

.radio-minimize-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.25rem 0.5rem;
    transition: var(--transition-base);
}

.radio-minimize-btn:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 1024px) {
    .radio-container {
        grid-template-columns: auto 1fr auto;
        gap: 1rem;
    }
    
    .radio-volume-wrapper {
        display: none;
    }
}

@media (max-width: 768px) {
    .radio-container {
        padding: 0.75rem 1rem;
        grid-template-columns: auto 1fr auto;
        gap: 0.75rem;
    }
    
    .radio-cover {
        width: 60px;
        height: 60px;
    }
    
    .radio-btn {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    .radio-title {
        font-size: 1rem;
    }
    
    .radio-artist {
        font-size: 0.85rem;
    }
    
    .radio-listeners {
        display: none;
    }
    
    .radio-actions {
        display: none;
    }
}

@media (max-width: 480px) {
    .radio-cover {
        width: 50px;
        height: 50px;
    }
    
    .radio-btn {
        width: 40px;
        height: 40px;
    }
    
    .radio-title {
        font-size: 0.9rem;
    }
    
    .radio-artist {
        font-size: 0.8rem;
    }
}

/* Loading State */
.radio-loading {
    position: relative;
}

.radio-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Visualizer (optional) */
.radio-visualizer {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 30px;
    margin-left: 1rem;
}

.radio-visualizer-bar {
    width: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
    animation: visualize 0.8s ease-in-out infinite;
}

.radio-visualizer-bar:nth-child(1) { animation-delay: 0s; }
.radio-visualizer-bar:nth-child(2) { animation-delay: 0.1s; }
.radio-visualizer-bar:nth-child(3) { animation-delay: 0.2s; }
.radio-visualizer-bar:nth-child(4) { animation-delay: 0.3s; }
.radio-visualizer-bar:nth-child(5) { animation-delay: 0.4s; }

@keyframes visualize {
    0%, 100% { height: 4px; }
    50% { height: 20px; }
}