/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 25%, #2d2d2d 50%, #1a1a1a 75%, #0a0a0a 100%);
    color: #e0e0e0;
    overflow-x: hidden;
    height: 100vh;
    margin: 0;
    padding: 0;
}

/* Music Player Container */
.music-player-container {
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 20px;
    padding: 1.5rem;
    margin: 0.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 215, 0, 0.1);
    backdrop-filter: blur(20px);
    height: calc(100vh - 1rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.music-player-container:hover {
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 215, 0, 0.3);
    transform: translateY(-2px);
}

/* Album Art Section */
.album-art-section {
    margin-bottom: 1.5rem;
    position: relative;
}

.album-art-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto;
}

.album-art {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 0 3px rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 215, 0, 0.4);
}

.album-art:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.9), 0 0 0 3px rgba(255, 215, 0, 0.6);
    transform: scale(1.02);
}

.album-art.playing {
    animation: rotate 10s linear infinite;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.9), 0 0 0 3px rgba(255, 215, 0, 0.8);
}

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

.vinyl-effect {
    display: none;
}

/* Song Details */
.song-details {
    text-align: center;
    margin-bottom: 1.5rem;
    max-width: 500px;
}

.song-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #ffd700;
    margin-bottom: 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.song-title:hover {
    color: #ffed4e;
    text-shadow: 0 4px 8px rgba(255, 215, 0, 0.3);
}

.song-artist {
    font-size: 1rem;
    color: #b0b0b0;
    margin-bottom: 0.2rem;
    transition: all 0.3s ease;
}

.song-artist:hover {
    color: #d0d0d0;
}

.song-album {
    font-size: 0.9rem;
    color: #888888;
    transition: all 0.3s ease;
}

.song-album:hover {
    color: #aaaaaa;
}

/* Progress Section */
.progress-section {
    width: 100%;
    max-width: 500px;
    margin-bottom: 1.5rem;
}

.time-display {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: #a0a0a0;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.progress-container {
    position: relative;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.progress-container:hover {
    height: 8px;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.progress-bar-container {
    position: relative;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
}

.progress-handle {
    position: absolute;
    top: 50%;
    left: 0%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    border: 3px solid #ffd700;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.6), 0 0 0 2px rgba(255, 255, 255, 0.1);
}

.progress-container:hover .progress-handle {
    opacity: 1;
}

/* Control Buttons */
.control-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.btn-control {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 1px solid rgba(255, 215, 0, 0.3);
    background: rgba(40, 40, 40, 0.8);
    color: #ffd700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.btn-control:hover {
    background: rgba(60, 60, 60, 0.9);
    color: #ffed4e;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 215, 0, 0.4);
    border-color: rgba(255, 215, 0, 0.6);
}

.btn-control.active {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #1a1a1a;
    box-shadow: 0 6px 16px rgba(255, 215, 0, 0.6);
    border-color: rgba(255, 215, 0, 0.8);
}

.btn-play-pause {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid rgba(255, 215, 0, 0.6);
    background: linear-gradient(135deg, #ffd700, #ffed4e, #ffd700);
    color: #1a1a1a;
    font-size: 1.3rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.btn-play-pause:hover {
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 12px 30px rgba(255, 215, 0, 0.7), 0 0 0 2px rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 215, 0, 0.8);
}

.btn-play-pause:active {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

/* Volume Section */
.volume-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 300px;
    width: 100%;
}

.volume-icon {
    color: #a0a0a0;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.volume-icon:hover {
    color: #ffffff;
    transform: scale(1.1);
}

.btn-mute {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: 1px solid rgba(255, 215, 0, 0.3);
    background: rgba(40, 40, 40, 0.8);
    color: #ffd700;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    margin-right: 0.5rem;
}

.btn-mute:hover {
    background: rgba(60, 60, 60, 0.9);
    color: #ffed4e;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 215, 0, 0.4);
    border-color: rgba(255, 215, 0, 0.6);
}

.btn-mute.muted {
    background: linear-gradient(135deg, #ff6b6b, #e74c3c);
    color: white;
    box-shadow: 0 6px 16px rgba(255, 107, 107, 0.4);
    border-color: rgba(255, 107, 107, 0.6);
}

.volume-container {
    flex: 1;
    position: relative;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.volume-container:hover {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.1);
}

.volume-bar-container {
    position: relative;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.volume-bar {
    height: 100%;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    border-radius: 2px;
    width: 70%;
    transition: width 0.1s ease;
    box-shadow: 0 0 8px rgba(255, 215, 0, 0.4);
}

.volume-handle {
    position: absolute;
    top: 50%;
    left: 70%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    border: 2px solid #ffd700;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 3px 8px rgba(255, 215, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.volume-container:hover .volume-handle {
    opacity: 1;
}

/* Playlist Container */
.playlist-container {
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 20px;
    padding: 1rem;
    margin: 0.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 215, 0, 0.1);
    backdrop-filter: blur(20px);
    height: calc(100vh - 1rem);
    overflow-y: auto;
    transition: all 0.3s ease;
}

.playlist-container:hover {
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 215, 0, 0.3);
    transform: translateY(-2px);
}

.playlist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid rgba(255, 215, 0, 0.2);
}

.playlist-header h3 {
    color: #ffd700;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

#playlistCount {
    color: #a0a0a0;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Playlist Items */
.playlist-item {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    background: rgba(30, 30, 30, 0.5);
}

.playlist-item:hover {
    background: rgba(50, 50, 50, 0.8);
    transform: translateX(8px) scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
}

.playlist-item.active {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(255, 237, 78, 0.2));
    border-color: rgba(255, 215, 0, 0.6);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
}

.playlist-item-number {
    width: 30px;
    text-align: center;
    color: #a0a0a0;
    font-weight: 500;
    margin-right: 1rem;
    transition: all 0.3s ease;
}

.playlist-item.active .playlist-item-number {
    color: #ffd700;
    font-weight: 700;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.6);
}

.playlist-item-info {
    flex: 1;
}

.playlist-item-title {
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all 0.3s ease;
}

.playlist-item:hover .playlist-item-title {
    color: #f0f0f0;
}

.playlist-item-artist {
    font-size: 0.9rem;
    color: #b0b0b0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all 0.3s ease;
}

.playlist-item:hover .playlist-item-artist {
    color: #d0d0d0;
}

.playlist-item-duration {
    color: #888888;
    font-size: 0.8rem;
    margin-left: 1rem;
    transition: all 0.3s ease;
}

.playlist-item:hover .playlist-item-duration {
    color: #aaaaaa;
}

/* Responsive Design */
@media (max-width: 768px) {
    .music-player-container {
        margin: 0.5rem;
        padding: 1.5rem;
        min-height: 70vh;
    }
    
    .album-art-container {
        width: 250px;
        height: 250px;
    }
    
    .song-title {
        font-size: 1.5rem;
    }
    
    .song-artist {
        font-size: 1.1rem;
    }
    
    .control-buttons {
        gap: 0.5rem;
    }
    
    .btn-control {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .btn-play-pause {
        width: 60px;
        height: 60px;
        font-size: 1.3rem;
    }
    
    .playlist-container {
        margin: 0.5rem;
        padding: 1rem;
    }
    
    .playlist-item {
        padding: 0.5rem;
    }
}

@media (max-width: 576px) {
    .album-art-container {
        width: 200px;
        height: 200px;
    }
    
    .song-title {
        font-size: 1.3rem;
    }
    
    .song-artist {
        font-size: 1rem;
    }
    
    .control-buttons {
        gap: 0.3rem;
    }
    
    .btn-control {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .btn-play-pause {
        width: 55px;
        height: 55px;
        font-size: 1.2rem;
    }
    
    .volume-section {
        gap: 0.5rem;
    }
}

/* Custom Scrollbar */
.playlist-container::-webkit-scrollbar {
    width: 6px;
}

.playlist-container::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
}

.playlist-container::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.playlist-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
}

/* Loading Animation */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.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, 0.1);
    border-top: 2px solid #ff6b6b;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    box-shadow: 0 0 10px rgba(255, 107, 107, 0.3);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Additional Gold Theme Enhancements */
.btn-control:focus,
.btn-play-pause:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.4);
}

.progress-container:focus,
.volume-container:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.4);
}

/* Glow effects for active elements */
.album-art.playing {
    filter: brightness(1.1) contrast(1.1);
}

.btn-control.active {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 6px 16px rgba(255, 215, 0, 0.6); }
    50% { box-shadow: 0 6px 16px rgba(255, 215, 0, 0.8), 0 0 20px rgba(255, 215, 0, 0.4); }
    100% { box-shadow: 0 6px 16px rgba(255, 215, 0, 0.6); }
}

/* Responsive adjustments for 100vh */
@media (max-width: 768px) {
    .music-player-container {
        height: calc(100vh - 0.5rem);
        padding: 1rem;
    }
    
    .playlist-container {
        height: calc(100vh - 0.5rem);
        padding: 0.8rem;
    }
    
    .album-art-container {
        width: 150px;
        height: 150px;
    }
    
    .song-title {
        font-size: 1.2rem;
    }
    
    .song-artist {
        font-size: 0.9rem;
    }
    
    .control-buttons {
        gap: 0.5rem;
    }
    
    .btn-control {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .btn-play-pause {
        width: 50px;
        height: 50px;
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .album-art-container {
        width: 120px;
        height: 120px;
    }
    
    .song-title {
        font-size: 1.1rem;
    }
    
    .song-artist {
        font-size: 0.8rem;
    }
    
    .control-buttons {
        gap: 0.3rem;
    }
    
    .btn-control {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .btn-play-pause {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}