/**
 * Mizuki Music Player - 新UI设计样式
 * 卡片式设计，简洁优雅
 */

/* 播放器容器 */
.mizuki-music-player {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif;
    /* 禁用文本选择和光标 */
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    cursor: default;
}

/* 播放器主卡片 - 基础样式 */
.mizuki-player-card {
    width: 320px;
    background: #faf8f5;
    border-radius: 16px;
    padding: 16px 20px 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.06);
    overflow: hidden;
    /* 只过渡 transform，这是性能最好的属性 */
    transition: transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    will-change: transform;
}

/* 胶囊形态 - 基础 */
.mizuki-player-card.capsule {
    width: 64px;
    height: 64px;
    padding: 0;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    /* 胶囊形态下只过渡 transform */
    transition: transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* 胶囊半隐藏状态 - 使用 translate3d 开启 GPU 加速 */
.mizuki-player-card.capsule.capsule-half-hidden {
    transform: translate3d(75%, 0, 0);
}

/* 页面滚动后显示完整胶囊 */
.mizuki-player-card.capsule.capsule-half-visible {
    transform: translate3d(0, 0, 0);
}

/* 胶囊形态下的隐藏元素 - 使用 opacity 过渡 */
.mizuki-player-card.capsule .mizuki-player-header-bar,
.mizuki-player-card.capsule .mizuki-song-meta,
.mizuki-player-card.capsule .mizuki-progress-section,
.mizuki-player-card.capsule .mizuki-controls {
    opacity: 0;
    pointer-events: none;
    position: absolute;
    /* 渐淡动画，与缩小过程同步，1.5秒 */
    transition: opacity 1.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* 展开状态下的元素 - 渐显动画 */
.mizuki-player-card:not(.capsule) .mizuki-player-header-bar,
.mizuki-player-card:not(.capsule) .mizuki-song-meta,
.mizuki-player-card:not(.capsule) .mizuki-progress-section,
.mizuki-player-card:not(.capsule) .mizuki-controls {
    opacity: 1;
    transition: opacity 1.5s cubic-bezier(0.25, 0.1, 0.25, 1) 0.2s;
}

/* 胶囊形态下的歌曲信息区 */
.mizuki-player-card.capsule .mizuki-song-info {
    margin: 0;
    gap: 0;
}

/* 胶囊形态下的封面 */
.mizuki-player-card.capsule .mizuki-cover-wrap {
    width: 56px;
    height: 56px;
    margin: 4px;
}

.mizuki-player-card.capsule .mizuki-cover {
    width: 100%;
    height: 100%;
}

/* 胶囊形态下的封面遮罩 */
.mizuki-player-card.capsule .mizuki-cover-overlay {
    opacity: 1;
    background: rgba(0, 0, 0, 0.3);
}

/* 胶囊悬停展开效果 - 向左展开显示歌曲信息 */
.mizuki-player-card.capsule.capsule-hover {
    width: 200px;
    height: 64px;
    border-radius: 32px;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

/* 胶囊悬停时显示歌曲信息 */
.mizuki-player-card.capsule.capsule-hover .mizuki-song-info {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.mizuki-player-card.capsule.capsule-hover .mizuki-cover-wrap {
    width: 48px;
    height: 48px;
    margin: 0;
    flex-shrink: 0;
}

.mizuki-player-card.capsule.capsule-hover .mizuki-song-meta {
    opacity: 1;
    pointer-events: auto;
    position: relative;
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.mizuki-player-card.capsule.capsule-hover .mizuki-title-wrap {
    height: 18px;
    overflow: hidden;
    margin-bottom: 2px;
}

.mizuki-player-card.capsule.capsule-hover .mizuki-title {
    font-size: 13px;
    font-weight: 600;
    color: #3a3028;
    white-space: nowrap;
    overflow: hidden;
    display: block;
}

.mizuki-player-card.capsule.capsule-hover .mizuki-artist-wrap {
    height: 16px;
    overflow: hidden;
}

.mizuki-player-card.capsule.capsule-hover .mizuki-artist {
    font-size: 11px;
    color: #8a7a6a;
    white-space: nowrap;
    display: inline-block;
}

/* 胶囊悬停时隐藏其他元素 */
.mizuki-player-card.capsule.capsule-hover .mizuki-player-header-bar,
.mizuki-player-card.capsule.capsule-hover .mizuki-progress-section,
.mizuki-player-card.capsule.capsule-hover .mizuki-controls {
    display: none;
}

/* 标题栏 */
.mizuki-player-header-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.mizuki-header-icon {
    color: #d4a574;
    font-size: 14px;
    font-weight: bold;
}

.mizuki-header-title {
    font-size: 14px;
    font-weight: 600;
    color: #5a4a3a;
    letter-spacing: 0.5px;
}

/* 歌曲信息区 */
.mizuki-song-info {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.mizuki-cover-wrap {
    position: relative;
    width: 64px;
    height: 64px;
    flex-shrink: 0;
}

.mizuki-cover {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.mizuki-cover-overlay {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.mizuki-cover-wrap.playing .mizuki-cover-overlay {
    opacity: 1;
}

.mizuki-cover-wrap.playing .mizuki-cover {
    animation: mizuki-rotate 10s linear infinite;
}

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

/* 播放动画 */
.mizuki-playing-animation {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 16px;
}

.mizuki-playing-animation span {
    width: 2px;
    background: #fff;
    border-radius: 1px;
    animation: mizuki-sound-wave 0.8s ease-in-out infinite;
}

.mizuki-playing-animation span:nth-child(1) {
    height: 30%;
    animation-delay: 0s;
}

.mizuki-playing-animation span:nth-child(2) {
    height: 70%;
    animation-delay: 0.2s;
}

.mizuki-playing-animation span:nth-child(3) {
    height: 50%;
    animation-delay: 0.4s;
}

@keyframes mizuki-sound-wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(1.4); }
}

/* 歌曲元信息 */
.mizuki-song-meta {
    flex: 1;
    min-width: 0;
}

/* 标题容器 - 固定宽度，超长隐藏 */
.mizuki-title-wrap {
    overflow: hidden;
    position: relative;
    height: 22px;
    margin-bottom: 4px;
    width: 100%;
    max-width: 200px;
}

.mizuki-title {
    font-size: 15px;
    font-weight: 600;
    color: #3a3028;
    white-space: nowrap;
    overflow: hidden;
    display: block;
}

/* 艺术家名称轮播容器 */
.mizuki-artist-wrap {
    overflow: hidden;
    position: relative;
    height: 16px;
    width: 100%;
    max-width: 200px;
}

.mizuki-artist {
    font-size: 12px;
    color: #8a7a6a;
    white-space: nowrap;
    display: inline-block;
    position: relative;
}

/* 当文字过长时添加轮播动画 - 从右向左循环滚动 */
.mizuki-artist.scroll {
    animation: mizuki-artist-scroll 10s linear infinite;
}

@keyframes mizuki-artist-scroll {
    0% {
        transform: translateX(100%);
    }
    90% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(-100%);
    }
}

/* 进度条区 */
.mizuki-progress-section {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    height: 16px;
}

.mizuki-time {
    font-size: 11px;
    color: #9a8a7a;
    font-variant-numeric: tabular-nums;
    min-width: 32px;
    line-height: 16px;
}

.mizuki-progress-wrap {
    flex: 1;
    height: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.mizuki-progress-track {
    position: relative;
    height: 4px;
    background: #e5e0d8;
    border-radius: 2px;
    overflow: visible;
    width: 100%;
}

.mizuki-progress-bar {
    height: 100%;
    background: #d4a574;
    border-radius: 2px;
    width: 0%;
    transition: width 0.1s linear;
}

.mizuki-progress-handle {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: #d4a574;
    border-radius: 50%;
    left: 0%;
    opacity: 0;
    transition: opacity 0.2s, transform 0.2s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.mizuki-progress-wrap:hover .mizuki-progress-handle {
    opacity: 1;
}

.mizuki-progress-handle:hover {
    transform: translate(-50%, -50%) scale(1.2);
}

/* 音量控制 */
.mizuki-volume-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 4px;
}

.mizuki-volume-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px;
    font-size: 14px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.mizuki-volume-btn:hover {
    opacity: 1;
}

.mizuki-volume-slider {
    width: 50px;
    height: 4px;
    cursor: pointer;
}

.mizuki-volume-track {
    height: 100%;
    background: #e5e0d8;
    border-radius: 2px;
}

.mizuki-volume-bar {
    height: 100%;
    background: #d4a574;
    border-radius: 2px;
    width: 70%;
}

/* 控制按钮区 */
.mizuki-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8px;
}

.mizuki-control-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: #8a7a6a;
    border-radius: 50%;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mizuki-control-btn:hover {
    background: rgba(212, 165, 116, 0.1);
    color: #d4a574;
}

.mizuki-control-btn svg {
    fill: currentColor;
}

/* 播放按钮 */
.mizuki-play-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #f5e6d3;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #d4a574;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(212, 165, 116, 0.3);
}

.mizuki-play-btn:hover {
    background: #f0dcc5;
    transform: scale(1.05);
    box-shadow: 0 3px 12px rgba(212, 165, 116, 0.4);
}

.mizuki-play-btn:active {
    transform: scale(0.98);
}

.mizuki-play-btn svg {
    fill: currentColor;
    margin-left: 2px;
}

/* 播放列表弹窗 */
.mizuki-playlist-popup {
    position: absolute;
    bottom: 100%;
    right: 0;
    width: 280px;
    max-height: 300px;
    background: #faf8f5;
    border-radius: 12px;
    margin-bottom: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.06);
    overflow: hidden;
    animation: mizuki-slide-up 0.2s ease;
}

@keyframes mizuki-slide-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mizuki-playlist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid #e5e0d8;
    font-size: 13px;
    font-weight: 600;
    color: #5a4a3a;
}

.mizuki-close-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    color: #9a8a7a;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}

.mizuki-close-btn:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #5a4a3a;
}

.mizuki-playlist-content {
    max-height: 240px;
    overflow-y: auto;
    padding: 8px;
}

.mizuki-playlist-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}

.mizuki-playlist-item:hover {
    background: rgba(212, 165, 116, 0.08);
}

.mizuki-playlist-item.active {
    background: rgba(212, 165, 116, 0.15);
}

.mizuki-playlist-item img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.mizuki-playlist-item-info {
    flex: 1;
    min-width: 0;
}

.mizuki-playlist-item-title {
    font-size: 12px;
    font-weight: 500;
    color: #3a3028;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mizuki-playlist-item-artist {
    font-size: 11px;
    color: #8a7a6a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mizuki-playlist-item-playing {
    color: #d4a574;
    font-size: 12px;
}

/* 迷你模式按钮 */
.mizuki-mini-toggle {
    position: absolute;
    top: -12px;
    right: 12px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #faf8f5;
    border: 1px solid #e5e0d8;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8a7a6a;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.2s;
}

.mizuki-mini-toggle:hover {
    background: #f5f0e8;
    color: #5a4a3a;
}

.mizuki-mini-toggle svg {
    fill: currentColor;
}

/* 响应式 - 手机端适配 */
@media (max-width: 480px) {
    .mizuki-music-player {
        left: auto !important;
        right: 16px !important;
        bottom: 16px !important;
        width: auto !important;
    }
    
    /* 手机端固定播放器宽度 */
    .mizuki-player-card {
        width: 280px !important;
        min-width: 280px !important;
        max-width: 280px !important;
        box-sizing: border-box !important;
    }
    
    /* 手机端歌曲信息区固定宽度 */
    .mizuki-song-info {
        width: 100%;
    }
    
    .mizuki-song-meta {
        width: calc(100% - 78px);
        min-width: 0;
        max-width: none;
    }
    
    /* 手机端标题固定宽度，超长隐藏 */
    .mizuki-title-wrap {
        width: 100%;
        height: 20px;
        margin-bottom: 0;
        max-width: 180px;
    }
    
    .mizuki-title {
        width: 100%;
        overflow: hidden;
        display: block;
        white-space: nowrap;
        line-height: 20px;
    }
    
    /* 手机端艺术家容器 */
    .mizuki-artist-wrap {
        height: 16px;
        width: 100%;
        max-width: 180px;
    }
    
    .mizuki-artist {
        line-height: 16px;
    }
    
    /* 手机端艺术家超长时轮播 - 从右向左循环滚动 */
    .mizuki-artist.scroll {
        animation: mizuki-text-scroll-mobile 10s linear infinite;
    }
    
    @keyframes mizuki-text-scroll-mobile {
        0% {
            transform: translateX(100%);
        }
        90% {
            transform: translateX(-100%);
        }
        100% {
            transform: translateX(-100%);
        }
    }
    
    .mizuki-playlist-popup {
        width: 280px;
        right: 0;
        left: auto;
    }
    
    /* 手机端胶囊形态也固定宽度 */
    .mizuki-player-card.capsule {
        width: 64px !important;
        min-width: 64px !important;
        max-width: 64px !important;
    }
    
    /* 手机端胶囊悬停展开固定宽度 */
    .mizuki-player-card.capsule.capsule-hover {
        width: 200px !important;
        min-width: 200px !important;
        max-width: 200px !important;
    }
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .mizuki-player-card {
        background: #2a2825;
        border-color: rgba(255, 255, 255, 0.08);
    }
    
    .mizuki-header-title {
        color: #d5c8b8;
    }
    
    .mizuki-title {
        color: #e5d8c8;
    }
    
    .mizuki-artist {
        color: #a59888;
    }
    
    .mizuki-time {
        color: #958878;
    }
    
    .mizuki-progress-track,
    .mizuki-volume-track {
        background: #4a4840;
    }
    
    .mizuki-control-btn {
        color: #a59888;
    }
    
    .mizuki-control-btn:hover {
        background: rgba(212, 165, 116, 0.15);
        color: #e4b584;
    }
    
    .mizuki-play-btn {
        background: #3a3530;
        color: #e4b584;
    }
    
    .mizuki-play-btn:hover {
        background: #454038;
    }
    
    .mizuki-playlist-popup {
        background: #2a2825;
        border-color: rgba(255, 255, 255, 0.08);
    }
    
    .mizuki-playlist-header {
        color: #d5c8b8;
        border-color: #4a4840;
    }
    
    .mizuki-playlist-item-title {
        color: #e5d8c8;
    }
    
    .mizuki-playlist-item-artist {
        color: #a59888;
    }
    
    .mizuki-mini-toggle {
        background: #2a2825;
        border-color: #4a4840;
        color: #a59888;
    }
}