/* SOXL-Music Apple iOS 26 Liquid Glass System (修复遮挡与歌词) */

:root {
    --bg-color: #F2F2F7; 
    --glass-surface: rgba(255, 255, 255, 0.45);
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    --text-primary: #1D1D1F;
    --text-secondary: #86868B;
    --item-hover-bg: rgba(0, 0, 0, 0.04);
}

body[data-theme="dark"], body.dark-mode {
    --bg-color: #000000;
    --glass-surface: rgba(30, 30, 32, 0.45);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    --text-primary: #F5F5F7;
    --text-secondary: #EBEBF599;
    --item-hover-bg: rgba(255, 255, 255, 0.08);
}

body[data-theme="dark"] .theme-icon--sun, body.dark-mode .theme-icon--sun { display: none; }
body[data-theme="dark"] .theme-icon--moon, body.dark-mode .theme-icon--moon { display: inline-block; }
body:not([data-theme="dark"]):not(.dark-mode) .theme-icon--sun { display: inline-block; }
body:not([data-theme="dark"]):not(.dark-mode) .theme-icon--moon { display: none; }

* { box-sizing: border-box; font-family: 'SF Pro Display', -apple-system, sans-serif; outline: none; -webkit-tap-highlight-color: transparent;}
body { margin: 0; background: var(--bg-color); color: var(--text-primary); transition: background-color 0.4s ease; padding-bottom: 120px; overflow-x: hidden; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-thumb { background: var(--text-secondary); border-radius: 10px; opacity: 0.5;}

.glass-effect {
    background: var(--glass-surface); backdrop-filter: blur(40px) saturate(200%); -webkit-backdrop-filter: blur(40px) saturate(200%);
    border: 1px solid var(--glass-border); box-shadow: var(--glass-shadow);
}

button { cursor: pointer; transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1); }
button:active { transform: scale(0.92); }
.icon-btn { background: transparent; border: none; color: var(--text-secondary); font-size: 18px; padding: 10px; border-radius: 50%; }
.icon-btn:hover { color: var(--primary-color); background: var(--item-hover-bg); }
.action-btn { border: none; border-radius: 14px; font-weight: 600; padding: 12px 24px; font-size: 15px;}
.primary-btn { background: var(--primary-color); color: #fff; box-shadow: 0 4px 15px rgba(0,0,0,0.1);}
.primary-btn:hover { filter: brightness(1.1); box-shadow: 0 8px 25px rgba(0,0,0,0.2); }

.app-container { max-width: 1200px; margin: 0 auto; padding: 40px 20px; }
.apple-header { display: flex; justify-content: space-between; align-items: center; padding: 18px 28px; border-radius: 24px; margin-bottom: 40px; }
.apple-header h1 { margin: 0; font-size: 28px; font-weight: 700; letter-spacing: -0.5px; }

/* === 修复6：音源下拉框遮挡问题 === */
.search-section { margin-bottom: 40px; position: relative; z-index: 1000; }
.search-bar-glass {
    display: flex; align-items: center; gap: 16px; padding: 14px 22px; border-radius: 24px;
    background: var(--glass-surface); backdrop-filter: blur(30px); border: 1px solid var(--glass-border);
}
.search-input { flex: 1; border: none; background: transparent; color: var(--text-primary); font-size: 17px; min-width: 0; }
.clear-search-btn { font-size: 18px; color: var(--text-secondary); }

.dropdown-wrapper { position: relative; z-index: 9999; }
.dropdown-btn { 
    background: var(--item-hover-bg); border: none; color: var(--text-primary);
    padding: 12px 20px; border-radius: 14px; display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 15px;
}
.dropdown-menu {
    position: absolute; right: 0; z-index: 10000;
    background: var(--glass-surface); backdrop-filter: blur(50px);
    border: 1px solid var(--glass-border); border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    min-width: 160px; padding: 16px;
    opacity: 0; visibility: hidden;
    transform: translateY(10px) scale(0.95); transition: 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.dropdown-menu.up-menu { bottom: calc(100% + 15px); top: auto; transform: translateY(10px) scale(0.95); }
.dropdown-menu:not(.up-menu) { top: calc(100% + 15px); }
.dropdown-menu.show { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }

.dropdown-item, .player-quality-menu div, .source-menu div {
    padding: 16px 20px; font-size: 15px; color: var(--text-primary);
    border-radius: 12px; cursor: pointer; transition: 0.2s; font-weight: 500; margin-bottom: 8px;
}
.dropdown-item:last-child, .player-quality-menu div:last-child, .source-menu div:last-child { margin-bottom: 0; }
.dropdown-item:hover, .player-quality-menu div:hover, .source-menu div:hover { background: var(--primary-color); color: white; transform: scale(1.02);}

/* 播放列表空气感卡片排版 */
.section-title { font-size: 22px; font-weight: 700; margin: 0 0 20px 10px; color: var(--text-secondary); }
.playlist-section { border-radius: 32px; padding: 35px; min-height: 55vh; position: relative; z-index: 10;}
.playlist-header { display: flex; justify-content: space-between; align-items: center; padding-bottom: 25px; margin-bottom: 30px; border-bottom: 1px solid var(--glass-border);}
.playlist-tabs button { background: transparent; border: none; font-size: 24px; font-weight: 700; color: var(--text-secondary); margin-right: 30px; padding: 0;}
.playlist-tabs button.active { color: var(--text-primary); }

.list-grid-layout { display: flex; flex-direction: column; gap: 20px; }
.playlist-item, .search-result-item {
    display: flex; align-items: center; padding: 24px 28px; border-radius: 24px; 
    cursor: pointer; transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.5); box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}
body[data-theme="dark"] .playlist-item, body.dark-mode .playlist-item,
body[data-theme="dark"] .search-result-item, body.dark-mode .search-result-item { background: rgba(40,40,40,0.3); border-color: rgba(255,255,255,0.05); }
.playlist-item:hover, .search-result-item:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,0.08); background: var(--glass-surface);}
.playlist-item.current { background: rgba(var(--primary-color-rgb), 0.15); border-color: var(--primary-color); }
.playlist-item.current .playlist-item-title { color: var(--primary-color); font-weight: 600;}

.search-result-title, .playlist-item-title { flex: 1; color: var(--text-primary); font-size: 18px; font-weight: 500;}
.search-result-artist, .playlist-item-artist { width: 200px; color: var(--text-secondary); font-size: 15px; text-align: right;}

/* 全屏沉浸式歌词页 */
.lyric-screen { position: fixed; inset: 0; z-index: 2000; transition: transform 0.6s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.6s; overflow: hidden; }
.lyric-screen.hidden { transform: translateY(100vh); opacity: 0; pointer-events: none;}
.lyric-blur-bg { position: absolute; inset: -10%; background-size: cover; background-position: center; filter: blur(90px) brightness(0.5); z-index: -1; }
.lyric-blur-bg::after { content: ''; position: absolute; inset: 0; background: var(--bg-color); opacity: 0.8; }

.lyric-close-btn { position: absolute; top: 50px; left: 50px; background: rgba(255,255,255,0.15); backdrop-filter: blur(20px); border: none; width: 56px; height: 56px; border-radius: 50%; color: #fff; font-size: 24px; z-index: 2100; }
.lyric-close-btn:hover { background: rgba(255,255,255,0.3); transform: scale(1.1); }
.lyric-screen-layout { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; padding: 0 10%; gap: 10%; height: calc(100vh - 110px); }

.lyric-left { flex: 1; display: flex; justify-content: flex-end; }
.lyric-big-cover { width: 45vh; height: 45vh; border-radius: 50%; box-shadow: 0 30px 60px rgba(0,0,0,0.5); overflow: hidden; border: 14px solid rgba(255,255,255,0.15); }
.lyric-big-cover img { width: 100%; height: 100%; object-fit: cover; }

/* === 修复2：歌词定位与滑动 === */
.lyric-right { flex: 1; height: 70vh; mask-image: linear-gradient(180deg, transparent 0%, black 15%, black 85%, transparent 100%); -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 15%, black 85%, transparent 100%); }
.lyrics-scroll { height: 100%; padding: 35vh 0; overflow-y: auto !important; pointer-events: auto !important; -webkit-overflow-scrolling: touch; }
.lyrics-scroll::-webkit-scrollbar { display: none; }

.lyrics-content { position: relative; /* 确保 offsetTop 计算绝对准确 */ }
.lyrics-content div { font-size: 28px; color: rgba(255, 255, 255, 0.4); font-weight: 600; margin: 40px 0; transition: all 0.5s cubic-bezier(0.2, 0.8, 0.2, 1); transform-origin: left center; filter: blur(1px); cursor: pointer; }
.lyrics-content div.current, .lyrics-content div.active { font-size: 42px; color: #ffffff; filter: blur(0); transform: scale(1.02); text-shadow: 0 10px 30px rgba(255, 255, 255, 0.3); }

/* 底部悬浮控制栏 */
.apple-player-bar {
    position: fixed; bottom: 0; left: 0; width: 100%; height: 110px;
    display: flex; justify-content: space-between; align-items: center; padding: 0 45px; 
    z-index: 3000; border-top: 1px solid var(--glass-border);
}
.bar-left { display: flex; align-items: center; gap: 18px; width: 30%; cursor: pointer; padding: 12px; border-radius: 20px;}
.bar-left:hover { background: var(--item-hover-bg); }
.cover-wrapper { width: 68px; height: 68px; border-radius: 50%; overflow: hidden; box-shadow: 0 6px 20px rgba(0,0,0,0.2); flex-shrink: 0;}
.bar-cover { width: 100%; height: 100%; object-fit: cover; }
.track-info { display: flex; flex-direction: column; overflow: hidden; }
.song-title { font-weight: 600; font-size: 18px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;}
.song-artist { font-size: 15px; color: var(--text-secondary); margin-top: 5px;}

.bar-center { flex: 1; max-width: 550px; display: flex; flex-direction: column; align-items: center;}
.transport-controls { display: flex; align-items: center; gap: 45px; margin-bottom: 14px;}
.ctrl-btn { background: transparent; border: none; font-size: 24px; color: var(--text-primary);}
.ctrl-btn:hover { color: var(--primary-color); transform: scale(1.1);}
.play-btn { font-size: 34px; color: var(--primary-color); }
.progress-bar-wrapper { width: 100%; display: flex; align-items: center; gap: 18px; }
.time-text { font-size: 13px; color: var(--text-secondary); font-variant-numeric: tabular-nums; font-weight: 500;}
.apple-slider { -webkit-appearance: none; width: 100%; height: 6px; border-radius: 3px; background: rgba(128,128,128,0.2); cursor: pointer; outline: none; }
.apple-slider::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--primary-color); box-shadow: 0 2px 8px rgba(0,0,0,0.3); transition: 0.2s; }
.apple-slider::-webkit-slider-thumb:hover { transform: scale(1.3); }

.bar-right { width: 30%; display: flex; justify-content: flex-end; align-items: center; gap: 24px; }
.quality-btn { background: transparent; border: 1px solid var(--glass-border); color: var(--text-primary); padding: 10px 16px; border-radius: 12px; font-size: 15px; font-weight: 600;}
.volume-control { display: flex; align-items: center; gap: 14px; color: var(--text-secondary); width: 140px;}
.radar-btn { color: var(--primary-color); }

.spinning { animation: rotate 15s linear infinite; }
@keyframes rotate { 100% { transform: rotate(360deg); } }

/* 弹窗设计 */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 5000; display: none; align-items: center; justify-content: center; backdrop-filter: blur(15px);}
.modal-overlay:not([aria-hidden="true"]) { display: flex; }
.modal-content { width: 480px; max-width: 90%; padding: 40px; border-radius: 32px; text-align: left;}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; border-bottom: 1px solid var(--glass-border); padding-bottom: 20px;}
.modal-header h2 { margin: 0; font-size: 26px; font-weight: 700; }
.theme-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; justify-items: center; }
.theme-color-item { width: 70px; height: 70px; border-radius: 28px; background: var(--t-color); cursor: pointer; transition: 0.3s; box-shadow: 0 10px 25px rgba(0,0,0,0.1); position: relative; }
.theme-color-item:hover { transform: translateY(-5px) scale(1.05); }
.theme-color-item.active { border: 4px solid var(--text-primary); transform: scale(1.1);}

/* 优雅的 Toast 提示框 */
.toast-notification {
    position: fixed; top: 40px; left: 50%; transform: translateX(-50%) translateY(-20px);
    background: rgba(0,0,0,0.8); color: #fff; padding: 12px 24px; border-radius: 20px;
    z-index: 99999; font-size: 15px; font-weight: 500; opacity: 0; pointer-events: none;
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1); box-shadow: 0 10px 30px rgba(0,0,0,0.2); backdrop-filter: blur(10px);
}
.toast-notification.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 820px) {
    .apple-player-bar { padding: 0 20px; height: 90px; }
    .bar-left { width: 60%; padding: 0; }
    .bar-center, .bar-right { display: none; }
    .lyric-screen-layout { flex-direction: column; padding: 80px 20px 20px; gap: 20px; }
    .lyric-big-cover { width: 65vw; height: 65vw; }
}