/* 全局音乐播放器样式 - 渐变玻璃风 */
.persistent-music-player {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 360px;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    overflow: hidden;
    backdrop-filter: blur(10px);
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

.persistent-music-player.dragging {
    cursor: grabbing !important;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
    user-select: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    transition: none !important;
}

.persistent-music-player.dragging * {
    user-select: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
}

.persistent-music-player.minimized {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    cursor: grab;
}

.persistent-music-player.minimized .music-iframe-container {
    display: none;
}

.persistent-music-player.minimized .music-controls {
    pointer-events: none;
}

.persistent-music-player.minimized .music-toggle-btn {
    pointer-events: auto;
    cursor: pointer;
}

.music-controls {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    gap: 8px;
    padding: 12px;
    z-index: 10;
}

.music-toggle-btn,
.music-minimize-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.music-toggle-btn:hover,
.music-minimize-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.persistent-music-player.minimized .music-minimize-btn {
    display: none;
}

.music-iframe-container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 20px;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .music-iframe-container {
    background: rgba(31, 31, 31, 0.95);
}

.music-visual {
    width: 220px;
    height: 220px;
    margin: 20px auto 30px;
    position: relative;
    flex-shrink: 0;
}

.music-progress {
    position: absolute;
    inset: 0;
    transform: rotate(-90deg);
}

.music-progress-track,
.music-progress-path {
    fill: none;
    stroke-width: 10px;
    stroke-linecap: round;
}

.music-progress-track {
    stroke: rgba(0, 0, 0, 0.1);
}

.music-progress-path {
    stroke: url(#playerGradient);
    stroke: #f472b6;
    stroke-dasharray: 0;
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 0.2s linear;
}

.music-visual-core {
    position: absolute;
    inset: 10px;
    border-radius: 50%;
    background: radial-gradient(circle, #fff, rgba(255, 255, 255, 0.7));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.6) inset;
    overflow: hidden;
}

/* CD光盘样式 */
.music-cd-disc {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: 
        repeating-conic-gradient(
            from 0deg,
            #1a1a1a 0deg 8deg,
            #2a2a2a 8deg 16deg
        ),
        radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.1), transparent 50%);
    position: relative;
    transition: transform 0.3s ease;
    box-shadow: 
        0 0 0 4px rgba(0, 0, 0, 0.15),
        inset 0 0 0 4px rgba(255, 255, 255, 0.15),
        0 8px 32px rgba(0, 0, 0, 0.3);
}

.persistent-music-player.rotating .music-cd-disc {
    animation: cdRotate 10s linear infinite;
}

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

.music-cd-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: radial-gradient(circle, #2a2a2a, #1a1a1a);
    box-shadow: 
        inset 0 0 15px rgba(0, 0, 0, 0.7),
        0 0 0 3px rgba(255, 255, 255, 0.2),
        inset 0 0 0 2px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

.music-visual-meta {
    position: absolute;
    bottom: -40px;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 1;
}

.music-visual-artist {
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    color: #4a4a4a;
    display: block;
    margin-bottom: 4px;
}

.music-visual-title {
    font-size: 12px;
    color: #888;
    letter-spacing: 0.1em;
}


.music-player-controls {
    padding: 0;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex: 1;
    justify-content: flex-end;
}

.music-now-playing {
    text-align: center;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    margin-bottom: 10px;
}

.now-playing-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.now-playing-artist {
    font-size: 13px;
    color: #666;
}

.music-control-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.music-prev-btn,
.music-play-pause-btn,
.music-next-btn {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.music-play-pause-btn {
    width: 60px;
    height: 60px;
    font-size: 24px;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.music-prev-btn:hover,
.music-play-pause-btn:hover,
.music-next-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}

.music-play-pause-btn:hover {
    transform: scale(1.15);
}

.music-prev-btn:active,
.music-play-pause-btn:active,
.music-next-btn:active {
    transform: scale(0.95);
}

[data-theme="dark"] .now-playing-title {
    color: #fff;
}

[data-theme="dark"] .now-playing-artist {
    color: #aaa;
}


.music-now-playing {
    text-align: center;
    margin-bottom: 10px;
}

.now-playing-title {
    font-size: 16px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.now-playing-artist {
    font-size: 13px;
    color: #666;
}

#music-audio {
    width: 100%;
    border-radius: 8px;
    height: 40px;
    display: none;
}


[data-theme="dark"] .music-player-controls {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.persistent-music-player.rotating .music-toggle-btn {
    animation: rotate 2s linear infinite;
}

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

@keyframes waveBeat {
    0%, 100% {
        height: 10px;
        margin-top: 8px;
    }
    50% {
        height: 26px;
        margin-top: 0;
    }
}

@media (max-width: 768px) {
    .persistent-music-player {
        bottom: 10px;
        right: 10px;
        width: 320px;
        height: 450px;
    }
    
    .persistent-music-player.minimized {
        width: 60px;
        height: 60px;
    }
}