* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
    background-color: #333;
    background-image: linear-gradient(45deg, #2c3e50, #4ca1af);
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.music-player-container {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: none;
    border-radius: 0;
}

.background-slider {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background-size: cover;
    background-position: center center;
    transition: background-image 1s ease-in-out;
}

.player-section {
    display: flex;
    flex: 1;
    padding: 40px;
    gap: 30px;
    justify-content: center;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    height: calc(100vh - 50px);
}

/* 毛玻璃效果 */
.player-glass, .playlist-section {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px;
    max-height: 80vh;
}

.player-glass {
    flex: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
    min-width: 400px;
    max-width: 700px;
}

.upload-area {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px dashed rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    color: white;
    padding: 50px;
}

.upload-area i {
    font-size: 60px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.7);
}

.upload-area p {
    font-size: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.upload-area:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.player-info {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.album-cover {
    width: 250px;
    height: 250px;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 25px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.album-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.song-info {
    text-align: center;
    margin-bottom: 15px;
    color: white;
}

.song-info h3 {
    font-size: 24px;
    margin-bottom: 5px;
}

.song-info p {
    font-size: 16px;
    opacity: 0.8;
}

.lyrics-container {
    width: 100%;
    height: 180px;
    overflow-y: auto;
    margin-bottom: 25px;
    padding: 15px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
}

.lyrics {
    color: white;
    text-align: center;
    line-height: 1.6;
}

.lyrics p {
    margin: 5px 0;
    transition: all 0.3s ease;
}

.lyrics p.active {
    color: #1db954;
    font-size: 1.1em;
    font-weight: bold;
}

.player-controls {
    width: 100%;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    position: relative;
    cursor: pointer;
    margin-bottom: 10px;
}

.progress {
    height: 100%;
    background-color: #1db954;
    border-radius: 3px;
    width: 0%;
}

.progress-handle {
    width: 16px;
    height: 16px;
    background-color: white;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    display: none;
}

.progress-bar:hover .progress-handle {
    display: block;
}

.time-info {
    display: flex;
    justify-content: space-between;
    color: white;
    margin-bottom: 15px;
    font-size: 14px;
}

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

.control-btn {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.control-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

/* 播放列表部分 */
.playlist-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    color: white;
    min-width: 300px;
}

.playlist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.playlist-controls {
    display: flex;
    gap: 10px;
}

.playlist-controls select, .playlist-controls button {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 5px 10px;
    cursor: pointer;
    font-size: 14px;
}

.playlist-container {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 15px;
}

.playlist-empty {
    text-align: center;
    padding: 20px;
    color: rgba(255, 255, 255, 0.5);
}

.playlist-item {
    display: flex;
    align-items: center;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 5px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.playlist-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.playlist-item.active {
    background-color: rgba(29, 185, 84, 0.3);
}

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

.playlist-item-title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.playlist-item-artist {
    font-size: 12px;
    opacity: 0.7;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.playlist-item-actions {
    display: flex;
    gap: 5px;
}

.playlist-item-actions button {
    background-color: transparent;
    color: white;
    border: none;
    opacity: 0.7;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.playlist-item-actions button:hover {
    opacity: 1;
}

.playlist-upload {
    text-align: center;
}

.upload-button {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-button:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.player-footer {
    padding: 15px;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(15px);
    text-align: center;
    color: white;
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 10;
}

.footer-links {
    font-size: 14px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.footer-links a:hover {
    opacity: 0.8;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* 响应式设计 */
@media (max-width: 1100px) {
    .player-section {
        flex-direction: column;
        padding: 20px;
        height: auto;
        overflow-y: auto;
        margin-bottom: 50px;
    }
    
    .player-glass, .playlist-section {
        width: 100%;
        max-width: 600px;
        margin-bottom: 20px;
    }
    
    .album-cover {
        width: 200px;
        height: 200px;
    }
    
    .lyrics-container {
        height: 150px;
    }
}

@media (max-width: 600px) {
    .player-section {
        padding: 15px;
    }
    
    .player-glass, .playlist-section {
        padding: 20px;
        min-width: auto;
    }
    
    .album-cover {
        width: 150px;
        height: 150px;
    }
    
    .lyrics-container {
        height: 120px;
    }
    
    .control-buttons {
        gap: 10px;
    }
    
    .control-btn {
        padding: 8px 15px;
        font-size: 14px;
    }
}