.em-music-player {
    --mp-primary: var(--em-music-primary, #4e6ef2);
    --mp-bg: rgba(255, 255, 255, 0.95);
    --mp-text: #333;
    --mp-text-sub: #888;
    --mp-border: rgba(0, 0, 0, 0.08);
    --mp-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
    --mp-radius: 14px;
    --mp-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: fixed;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    -webkit-font-smoothing: antialiased;
}
.em-music-player--bottom-right { bottom: 20px; right: 20px; }
.em-music-player--bottom-left { bottom: 20px; left: 20px; }
.em-music-player--bottom-right .em-music-player__panel { right: 0; }
.em-music-player--bottom-left .em-music-player__panel { left: 0; }
.em-music-player__mini {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px 8px 8px;
    background: var(--mp-bg);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-radius: var(--mp-radius);
    box-shadow: var(--mp-shadow);
    border: 1px solid var(--mp-border);
    transition: var(--mp-transition); cursor: pointer; user-select: none;
}
.em-music-player__mini:hover { box-shadow: 0 6px 32px rgba(0, 0, 0, 0.15); transform: translateY(-2px); }
.em-music-player__mini.panel-open { opacity: 0; pointer-events: none; transform: scale(0.8); }
.em-music-player__disc { position: relative; width: 44px; height: 44px; flex-shrink: 0; }
.em-music-player__disc-inner {
    width: 100%; height: 100%; border-radius: 50%; overflow: hidden;
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    border: 2px solid #fff; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--mp-transition);
}
.em-music-player__disc-inner.playing { animation: em-music-rotate 8s linear infinite; }
@keyframes em-music-rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.em-music-player__disc-img {
    width: 100%; height: 100%; background-size: cover; background-position: center;
    display: flex; align-items: center; justify-content: center; color: var(--mp-text-sub);
}
.em-music-player__disc-img svg { width: 20px; height: 20px; }
.em-music-player__disc-needle {
    position: absolute; top: -6px; right: -2px; width: 12px; height: 12px;
    border-radius: 50%; background: var(--mp-primary); border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
    opacity: 0; transform: scale(0.5); transition: var(--mp-transition);
}
.em-music-player__disc-needle.playing { opacity: 1; transform: scale(1); }
.em-music-player__info { flex: 1; min-width: 0; overflow: hidden; }
.em-music-player__title { font-size: 13px; font-weight: 600; color: var(--mp-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.3; }
.em-music-player__artist { font-size: 11px; color: var(--mp-text-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.3; }
.em-music-player__btn {
    display: flex; align-items: center; justify-content: center;
    border: none; background: transparent; cursor: pointer; color: var(--mp-text);
    padding: 4px; border-radius: 50%; transition: background 0.2s, color 0.2s; flex-shrink: 0;
}
.em-music-player__btn:hover { background: rgba(0, 0, 0, 0.06); color: var(--mp-primary); }
.em-music-player__btn svg { width: 18px; height: 18px; }
.em-music-player__btn--play { width: 32px; height: 32px; background: var(--mp-primary); color: #fff; }
.em-music-player__btn--play:hover { background: var(--mp-primary); color: #fff; opacity: 0.9; }
.em-music-player__btn--play svg { width: 16px; height: 16px; }
.em-music-player__btn--expand svg { transition: transform 0.3s; }
.em-music-player__panel {
    position: absolute; bottom: 0; width: 320px;
    background: var(--mp-bg); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-radius: var(--mp-radius); box-shadow: var(--mp-shadow);
    border: 1px solid var(--mp-border);
    opacity: 0; visibility: hidden; transform: translateY(10px) scale(0.95);
    transition: var(--mp-transition); overflow: hidden;
}
.em-music-player__panel.open { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.em-music-player__panel-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--mp-border); }
.em-music-player__panel-title { font-size: 14px; font-weight: 600; color: var(--mp-text); }
.em-music-player__btn--close svg { width: 20px; height: 20px; transition: transform 0.3s; }
.em-music-player__btn--close:hover svg { transform: rotate(180deg); }
.em-music-player__cover-wrap { padding: 16px; display: flex; justify-content: center; }
.em-music-player__cover-img {
    width: 120px; height: 120px; border-radius: 12px;
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    background-size: cover; background-position: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    display: flex; align-items: center; justify-content: center; color: var(--mp-text-sub);
}
.em-music-player__cover-img svg { width: 48px; height: 48px; }
.em-music-player__song-info { text-align: center; padding: 0 16px 12px; }
.em-music-player__song-name { font-size: 15px; font-weight: 600; color: var(--mp-text); margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.em-music-player__song-artist { font-size: 12px; color: var(--mp-text-sub); }
.em-music-player__progress { padding: 8px 16px 4px; cursor: pointer; }
.em-music-player__progress-bar { position: relative; height: 4px; background: rgba(0, 0, 0, 0.08); border-radius: 2px; overflow: hidden; }
.em-music-player__progress-buffered { position: absolute; top: 0; left: 0; height: 100%; background: rgba(0, 0, 0, 0.08); border-radius: 2px; transition: width 0.3s; }
.em-music-player__progress-played { position: absolute; top: 0; left: 0; height: 100%; background: var(--mp-primary); border-radius: 2px; transition: width 0.1s linear; }
.em-music-player__progress-thumb {
    position: absolute; top: 50%; transform: translate(-50%, -50%);
    width: 12px; height: 12px; background: #fff; border: 2px solid var(--mp-primary);
    border-radius: 50%; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    transition: left 0.1s linear; cursor: grab;
}
.em-music-player__progress-thumb:active { cursor: grabbing; transform: translate(-50%, -50%) scale(1.2); }
.em-music-player__time { display: flex; justify-content: space-between; margin-top: 6px; font-size: 11px; color: var(--mp-text-sub); }
.em-music-player__controls { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 12px 12px; }
.em-music-player__btn--mode svg, .em-music-player__btn--prev svg, .em-music-player__btn--next svg { width: 20px; height: 20px; }
.em-music-player__btn--play-lg { width: 44px; height: 44px; background: var(--mp-primary); color: #fff; margin: 0 4px; }
.em-music-player__btn--play-lg:hover { background: var(--mp-primary); color: #fff; opacity: 0.9; transform: scale(1.05); }
.em-music-player__btn--play-lg svg { width: 22px; height: 22px; }
.em-music-player__volume-wrap { display: flex; align-items: center; gap: 4px; margin-left: 4px; }
.em-music-player__volume-slider { width: 80px; position: relative; cursor: pointer; }
.em-music-player__volume-bar { position: relative; height: 3px; background: rgba(0, 0, 0, 0.08); border-radius: 2px; }
.em-music-player__volume-fill { position: absolute; top: 0; left: 0; height: 100%; background: var(--mp-primary); border-radius: 2px; transition: width 0.1s; }
.em-music-player__volume-thumb { position: absolute; top: 50%; transform: translate(-50%, -50%); width: 10px; height: 10px; background: #fff; border: 2px solid var(--mp-primary); border-radius: 50%; cursor: grab; transition: left 0.1s; }
.em-music-player__volume-thumb:active { cursor: grabbing; transform: translate(-50%, -50%) scale(1.2); }
.em-music-player__playlist { max-height: 200px; overflow-y: auto; padding: 4px 8px 8px; border-top: 1px solid var(--mp-border); }
.em-music-player__playlist::-webkit-scrollbar { width: 4px; }
.em-music-player__playlist::-webkit-scrollbar-track { background: transparent; }
.em-music-player__playlist::-webkit-scrollbar-thumb { background: rgba(0, 0, 0, 0.15); border-radius: 2px; }
.em-music-player__playlist-item { display: flex; align-items: center; gap: 8px; padding: 8px 8px; border-radius: 8px; cursor: pointer; transition: background 0.2s; }
.em-music-player__playlist-item:hover { background: rgba(0, 0, 0, 0.04); }
.em-music-player__playlist-item.active { background: rgba(78, 110, 242, 0.08); }
.em-music-player__playlist-item.active .em-music-player__playlist-num { display: none; }
.em-music-player__playlist-item.active .em-music-player__playlist-icon { display: flex; }
.em-music-player__playlist-num { width: 24px; text-align: center; font-size: 12px; color: var(--mp-text-sub); flex-shrink: 0; }
.em-music-player__playlist-icon { display: none; width: 24px; align-items: center; justify-content: center; color: var(--mp-primary); flex-shrink: 0; }
.em-music-player__playlist-icon svg { width: 14px; height: 14px; }
.em-music-player__playlist-info { flex: 1; min-width: 0; }
.em-music-player__playlist-name { font-size: 13px; color: var(--mp-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.3; }
.em-music-player__playlist-item.active .em-music-player__playlist-name { color: var(--mp-primary); font-weight: 600; }
.em-music-player__playlist-artist { font-size: 11px; color: var(--mp-text-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (max-width: 480px) {
    .em-music-player--bottom-right, .em-music-player--bottom-left { bottom: 12px; right: 12px; left: 12px; }
    .em-music-player--bottom-right { left: auto; }
    .em-music-player--bottom-left { right: auto; }
    .em-music-player__mini { padding: 6px 10px 6px 6px; gap: 8px; }
    .em-music-player__disc { width: 36px; height: 36px; }
    .em-music-player__info { max-width: 100px; }
    .em-music-player__title { font-size: 12px; }
    .em-music-player__artist { font-size: 10px; }
    .em-music-player__panel { width: calc(100vw - 24px); }
    .em-music-player__btn--expand { display: none; }
    .em-music-player__volume-wrap { display: none; }
    .em-music-player__cover-img { width: 100px; height: 100px; }
}