/* --- 1. 容器定位 (左上角, 避开 Header) --- */
.music-player-container {
    position: fixed;
    top: 90px;
    left: 20px;
    width: 300px;
    height: 480px;
    background: rgba(255, 255, 255, 0.75); /* 稍微不透明一点，防背景干扰 */
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 24px;
    box-shadow: 
        0 15px 40px rgba(0,0,0,0.15),
        inset 0 0 0 1px rgba(255,255,255,0.6);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1); /* 弹性动效 */
    opacity: 1;
    transform: scale(1) translateZ(0);
    transform-origin: top left;
}

.dark .music-player-container {
    background: rgba(30, 30, 30, 0.7);
    box-shadow: 0 15px 40px rgba(0,0,0,0.5), inset 0 0 0 1px rgba(255,255,255,0.1);
}

/* 隐藏状态 */
.music-player-container.hidden {
    opacity: 0;
    transform: scale(0.5) translate(-50px, -50px); /* 往左上角缩 */
    pointer-events: none;
    visibility: hidden; /* 确保不挡鼠标 */
}

/* --- 2. 顶部 Header & 按钮 --- */
.player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    z-index: 20;
}

.brand {
    font-family: 'Mr Dafoe', cursive;
    font-size: 1.6rem;
    color: #222;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}
.dark .brand { color: #f0f0f0; }

.control-btn {
    cursor: pointer;
    color: #555;
    background: rgba(0,0,0,0.05);
    padding: 6px;
    border-radius: 50%;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.control-btn:hover {
    background: rgba(0,0,0,0.1);
    transform: scale(1.1);
    color: #000;
}
.dark .control-btn { color: #ccc; background: rgba(255,255,255,0.1); }
.dark .control-btn:hover { background: rgba(255,255,255,0.2); color: #fff; }

/* --- 3. 唱片区域 --- */
.turntable-section {
    position: relative;
    height: 210px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.turntable {
    width: 190px;
    height: 190px;
    border-radius: 50%;
    background: repeating-radial-gradient(#181818 0, #181818 2px, #282828 3px, #282828 4px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.4), inset 0 0 0 4px #111;
    position: relative;
    animation: spin 6s linear infinite;
    transition: transform 0.5s;
}

.turntable::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.08) 50%, transparent 60%);
    pointer-events: none;
}

.turntable.paused { animation-play-state: paused; }
@keyframes spin { 100% { transform: rotate(360deg); } }

.record-label {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 70px; height: 70px;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
    border: 3px solid #111;
}

/* --- 4. 唱臂 --- */
.tone-arm {
    position: absolute;
    top: 5px; right: 30px;
    width: 30px; height: 160px;
    transform-origin: 15px 15px;
    transform: rotate(-35deg);
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 10;
    pointer-events: none;
    filter: drop-shadow(2px 4px 6px rgba(0,0,0,0.3));
}

.music-player-container.playing .tone-arm { transform: rotate(18deg); }

.arm-base {
    position: absolute;
    top: 0; left: 0;
    width: 30px; height: 30px;
    border-radius: 50%;
    background: linear-gradient(145deg, #444, #222);
    border: 1px solid #555;
}

.arm-stick {
    position: absolute;
    top: 25px; left: 12px;
    width: 6px; height: 120px;
    background: linear-gradient(90deg, #d1d5db, #f3f4f6, #9ca3af);
    border-radius: 3px;
}

.arm-head {
    position: absolute;
    bottom: 5px; left: 9px;
    width: 14px; height: 24px;
    background: #222;
    border-radius: 3px;
    transform: rotate(5deg);
}

/* --- 5. 信息与歌词 --- */
.music-info { text-align: center; margin-bottom: 10px; z-index: 2; }
.music-info .title { font-weight: 800; font-size: 1.2rem; color: #1f2937; margin-bottom: 2px;}
.dark .music-info .title { color: #f9fafb; }
.music-info .artist { font-size: 0.85rem; color: #6b7280; font-family: sans-serif; }

.lyrics-container {
    flex: 1;
    overflow: hidden;
    position: relative;
    width: 100%;
    mask-image: linear-gradient(to bottom, transparent, black 15%, black 85%, transparent);
    -webkit-mask-image: linear-gradient(to bottom, transparent, black 15%, black 85%, transparent);
}

.lyrics-scroll {
    text-align: center;
    padding: 100px 0;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.lyrics-line {
    padding: 6px 10px;
    font-size: 0.9rem;
    color: rgba(0,0,0,0.5);
    transition: all 0.3s;
    cursor: pointer;
    font-weight: 500;
}
.dark .lyrics-line { color: rgba(255,255,255,0.4); }

.lyrics-line.active {
    opacity: 1;
    color: #3b82f6;
    transform: scale(1.15);
    text-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

/* --- 6. 最小化悬浮窗 (左上角, 关键修复) --- */
.minimized-player {
    position: fixed;
    top: 90px;
    left: 20px;
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    z-index: 9998;
    cursor: pointer;
    overflow: hidden;
    
    /* 关键：强制 display block，通过 opacity 控制显隐 */
    display: block !important; 
    opacity: 0;
    transform: scale(0.5);
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 2px solid #fff;
}

.dark .minimized-player {
    border-color: #444;
    background: #222;
}

/* 当加上 visible 类时 */
.minimized-player.visible {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.minimized-cover { 
    width: 100%; height: 100%; 
    background-size: cover; 
    background-position: center;
    transition: transform 0.3s;
}

.minimized-player:hover .minimized-cover { transform: scale(1.1); }
.minimized-player:hover { box-shadow: 0 12px 30px rgba(59, 130, 246, 0.4); }

/* 悬浮时的放大图标 */
.control-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.2s;
}
.minimized-player:hover .control-overlay { opacity: 1; }