/* ===== TQMusic 深色主题全局样式 ===== */
/* 调色板 */
:root{
    --bg: #0f0f13;          /* 页面背景 */
    --bg-2: #16161d;        /* 区块背景 */
    --card: #1c1c24;        /* 卡片背景 */
    --card-hover: #23232e;  /* 卡片悬停 */
    --line: #2a2a36;        /* 边框/分割线 */
    --text: #e8e9ee;        /* 主文字 */
    --text-2: #a3a5b0;      /* 次要文字 */
    --text-3: #6d6f7d;      /* 弱文字 */
    --accent: #6d5df6;      /* 主强调(蓝紫) */
    --accent-2: #38bdf8;    /* 次强调(亮蓝) */
    --danger: #f05555;
    --success: #34d399;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg);
    background-image: radial-gradient(1200px 600px at 20% -10%, rgba(109,93,246,0.10), transparent 60%),
                      radial-gradient(1000px 500px at 100% 0%, rgba(56,189,248,0.08), transparent 55%);
    background-attachment: fixed;
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}
a { text-decoration: none; color: inherit; transition: all 0.22s ease; }
a:hover { color: var(--accent-2); }
ul, li { list-style: none; }

/* 表单控件 */
input, textarea, select {
    background: #121219;
    color: var(--text);
    border: 1px solid var(--line);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    transition: 0.2s;
}
input:focus, textarea:focus, select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(109,93,246,0.18);
    outline: none;
}
input::placeholder, textarea::placeholder { color: var(--text-3); }

/* 全站 SVG 图标（配合 svg_sprite.php 使用） */
.icon{
    width: 18px; height: 18px; flex-shrink: 0;
    fill: none; stroke: currentColor;
    stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
    vertical-align: -4px; margin-right: 5px;
}
.icon-logo{ width: 22px; height: 22px; margin-right: 4px; color: #8b7bff; }

/* 顶部导航栏 */
.header {
    height: 64px;
    background: rgba(13,13,17,0.9);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    padding: 0 40px;
    justify-content: space-between;
    box-shadow: 0 1px 0 rgba(255,255,255,0.05), 0 8px 24px rgba(0,0,0,0.35);
    position: sticky;
    top: 0;
    z-index: 99;
    border-bottom: 1px solid var(--line);
}
.logo a {
    display: flex;
    align-items: center;
    font-size: 23px;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(120deg, #8b7bff, #38bdf8);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.nav { display: flex; gap: 26px; align-items: center; }
.nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-2);
    font-size: 15px;
    padding: 6px 0;
    position: relative;
}
.nav a:hover { color: #fff; }
.nav a::after {
    content: "";
    position: absolute;
    left: 0; bottom: 0;
    width: 0; height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    border-radius: 2px;
    transition: 0.25s;
}
.nav a:hover::after { width: 100%; }
.nav a.active::after { width: 100%; }
.user-bar { display: flex; gap: 20px; align-items: center; }
.user-bar a { display: flex; align-items: center; gap: 6px; color: var(--text-2); font-size: 15px; }
.user-bar a:hover { color: #fff; }

/* ===== 导航分组下拉 ===== */
.nav .dd { position: relative; display: flex; align-items: center; }
.dd-btn {
    display: flex; align-items: center; gap: 6px;
    color: var(--text-2); font-size: 15px; background: none; border: 0;
    cursor: pointer; padding: 6px 0; position: relative; font-family: inherit;
    transition: .22s;
}
.dd-btn:hover { color: #fff; }
.dd-arrow { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; transition: transform .2s; margin-left: -1px; }
.dd-panel {
    position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(6px);
    min-width: 148px; background: rgba(20,20,28,.98); border: 1px solid var(--line);
    border-radius: 12px; padding: 7px; box-shadow: 0 16px 40px rgba(0,0,0,.5);
    opacity: 0; visibility: hidden; transition: .18s; z-index: 200;
}
.dd-panel a {
    display: flex; align-items: center; gap: 9px; padding: 9px 12px;
    border-radius: 8px; color: var(--text-2); font-size: 14px; white-space: nowrap;
}
.dd-panel a::after { display: none; }
.dd-panel a:hover { background: rgba(109,93,246,.16); color: #fff; }
.dd:hover .dd-panel, .dd.open .dd-panel { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dd:hover .dd-arrow, .dd.open .dd-arrow { transform: rotate(180deg); }
.dd.cur .dd-btn { color: #fff; }
.dd.cur::after {
    content: ""; position: absolute; left: 0; bottom: 0;
    width: 100%; height: 2px; border-radius: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* ===== 登录用户头像下拉 ===== */
.ume { position: relative; }
.ume-chip {
    display: flex; align-items: center; gap: 8px; cursor: pointer;
    background: rgba(255,255,255,.05); border: 1px solid var(--line);
    border-radius: 999px; padding: 5px 14px 5px 5px; color: var(--text-2);
    font-size: 14px; font-family: inherit; transition: .2s;
}
.ume-chip:hover { border-color: var(--accent); color: #fff; }
.ume-ava { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.ume-ava-def {
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff; font-size: 14px; font-weight: 700;
}
.ume-name { max-width: 96px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ume-vip {
    font-style: normal; font-size: 10.5px; font-weight: 800; color: #3a2a00;
    background: linear-gradient(120deg,#f7a04c,#f6c445);
    padding: 2px 7px; border-radius: 999px;
}
.ume-panel {
    position: absolute; top: calc(100% + 10px); right: 0;
    width: 190px; background: rgba(20,20,28,.98); border: 1px solid var(--line);
    border-radius: 12px; padding: 7px; box-shadow: 0 16px 40px rgba(0,0,0,.5);
    opacity: 0; visibility: hidden; transform: translateY(6px); transition: .18s; z-index: 200;
}
.ume-head { padding: 9px 12px 10px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.ume-head .ume-t { font-size: 13.5px; color: var(--text); font-weight: 600; }
.ume-head .ume-s { font-size: 12px; color: var(--text-3); display: inline-block; margin-top: 3px; }
.ume-head .ume-s:hover { color: var(--accent-2); }
.ume-panel a {
    display: flex; align-items: center; gap: 9px; padding: 9px 12px;
    border-radius: 8px; color: var(--text-2); font-size: 14px;
}
.ume-panel a:hover { background: rgba(109,93,246,.16); color: #fff; }
.ume-panel .ume-out:hover { background: rgba(240,85,85,.14); color: var(--danger); }
.ume:hover .ume-panel, .ume.open .ume-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.ume:hover .dd-arrow, .ume.open .dd-arrow { transform: rotate(180deg); }

/* 登录 / 注册 / 退出 按钮化 */
.auth-btn { padding: 7px 16px; border-radius: 8px; font-size: 14px; font-weight: 500; }
.auth-login { background: linear-gradient(120deg,var(--accent),#5a8df6); color: #fff !important; box-shadow: 0 3px 12px rgba(109,93,246,0.3); }
.auth-login:hover { color: #fff !important; transform: translateY(-1px); box-shadow: 0 5px 16px rgba(109,93,246,0.4); }
.auth-reg { border: 1px solid var(--line); color: var(--text-2); background: var(--card); }
.auth-reg:hover { border-color: var(--accent); color: #fff; }
.auth-logout { border: 1px solid var(--line); color: var(--text-2); background: transparent; }
.auth-logout:hover { border-color: var(--danger); color: var(--danger); }

/* 手机端汉堡菜单按钮 */
.menu-toggle {
    display: none;
    width: 44px; height: 40px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--card);
    cursor: pointer;
    align-items: center; justify-content: center;
    transition: 0.2s;
}
.menu-toggle:hover { border-color: var(--accent); }
.menu-toggle .icon { width: 22px; height: 22px; margin: 0; }
.menu-toggle .menu-close { display: none; }
.menu-toggle.active .menu-open { display: none; }
.menu-toggle.active .menu-close { display: block; }

/* 主体容器 */
.wrap {
    width: 1240px;
    max-width: 96%;
    margin: 0 auto;
    padding: 40px 20px;
}
.page-title {
    font-size: 26px;
    font-weight: 600;
    margin-bottom: 32px;
    border-left: 4px solid var(--accent);
    padding-left: 14px;
    color: var(--text);
}

/* 通用卡片 */
.card {
    background: var(--card);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.35);
    border: 1px solid var(--line);
    margin-bottom: 24px;
    transition: 0.2s;
}
.card:hover { border-color: rgba(109,93,246,0.4); }

/* 图片规范 */
.img-cover { width: 100%; height: auto; object-fit: cover; border-radius: 8px; }
.img-small { width: 64px; height: 64px; border-radius: 8px; object-fit: cover; background: var(--bg-2); }
.img-avatar { width: 120px; height: 120px; border-radius: 50%; object-fit: cover; background: var(--bg-2); margin: 0 auto; display: block; }

/* 表格 */
table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 12px; overflow: hidden; border: 1px solid var(--line); }
th, td { padding: 14px 18px; border-bottom: 1px solid var(--line); text-align: left; font-size: 14px; }
th { background: var(--bg-2); font-weight: 500; color: var(--text-2); }
tr:hover { background: var(--card-hover); }

/* 按钮 */
.btn {
    padding: 10px 22px;
    background: linear-gradient(120deg, var(--accent), #5a8df6);
    color: #fff;
    border: none;
    border-radius: 9px;
    cursor: pointer;
    font-size: 14px;
    transition: 0.22s;
    display: inline-block;
    box-shadow: 0 4px 14px rgba(109,93,246,0.28);
}
.btn:hover { background: linear-gradient(120deg, #7d6dff, #5a9dff); transform: translateY(-1px); color:#fff; }
.btn-red { background: linear-gradient(120deg, #e84545, #f06767); box-shadow: 0 4px 14px rgba(240,85,85,0.25); }
.btn-red:hover { background: linear-gradient(120deg, #f05555, #f57a7a); }

/* 分页 */
.page-box { margin-top: 30px; display: flex; gap: 8px; flex-wrap: wrap; }
.page-box a, .page-box span {
    padding: 8px 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-2);
    background: var(--card);
}
.page-box a:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.page-box .pg-cur { background: var(--accent); color: #fff; border: 1px solid var(--accent); }
.page-box .pg-ellipsis, .page-box .pg-dis, .page-box .pg-info { border: none; background: none; padding: 0 4px; }

/* 页脚 */
.site-footer {
    margin-top: 60px;
    border-top: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(18,18,26,.92), rgba(10,10,15,.98));
    color: var(--text-3);
    font-size: 13px;
}
.sf-inner {
    max-width: 1240px; margin: 0 auto; padding: 38px 20px 26px;
    display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr auto; gap: 34px;
    align-items: start;
}
.sf-brand { min-width: 0; }
.sf-logo { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 19px; font-weight: 800; margin-bottom: 10px; }
.sf-logo svg { width: 24px; height: 24px; color: var(--accent-2); }
.sf-desc { margin: 0 0 16px; line-height: 1.9; color: var(--text-3); max-width: 560px; }
.sf-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; line-height: 1.9; margin-top: 7px; }
.sf-icp a { color: var(--text-2); }
.sf-icp a:hover { color: var(--accent-2); }
.sf-copy { color: var(--text-3); }
.sf-quick { display: inline-flex; flex-wrap: wrap; gap: 14px; }
.sf-quick a { color: var(--text-3); }
.sf-quick a:hover { color: var(--accent-2); }
.sf-load { color: #6b6e7d; font-size: 12px; }
.sf-load b { color: var(--accent-2); font-weight: 600; }
.sf-col h4 { margin: 2px 0 14px; font-size: 14px; color: var(--text); font-weight: 600; }
.sf-col a { display: block; color: var(--text-3); line-height: 2.15; }
.sf-col a:hover { color: var(--accent-2); }
.sf-social { display: flex; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.sf-social a {
    width: 34px; height: 34px; border-radius: 9px; border: 1px solid var(--line);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-3); background: rgba(255,255,255,.03); transition: .2s;
}
.sf-social a:hover { color: #fff; border-color: var(--accent); background: rgba(109,93,246,.25); transform: translateY(-2px); }
.sf-social svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.sf-bottom {
    border-top: 1px solid rgba(255,255,255,.05);
    text-align: center; padding: 13px 20px 18px; color: #5f6170; font-size: 12px;
}
@media (max-width: 1024px) {
    .sf-inner { grid-template-columns: 1fr 1fr 1fr; gap: 26px; }
    .sf-brand { grid-column: 1 / 3; grid-row: 1; }
    .sf-social { grid-column: 3; grid-row: 1; justify-content: flex-end; align-self: end; }
    .sf-col:nth-child(2) { grid-column: 1; grid-row: 2; }
    .sf-col:nth-child(3) { grid-column: 2; grid-row: 2; }
    .sf-col:nth-child(4) { grid-column: 3; grid-row: 2; }
}
@media (max-width: 768px) {
    .sf-inner { grid-template-columns: 1fr 1fr; gap: 22px; padding: 28px 16px 20px; }
    .sf-brand { grid-column: 1 / -1; grid-row: 1; }
    .sf-col:nth-child(2) { grid-column: 1; grid-row: 2; }
    .sf-col:nth-child(3) { grid-column: 2; grid-row: 2; }
    .sf-col:nth-child(4) { grid-column: 1 / -1; grid-row: 3; }
    .sf-social { grid-column: 1 / -1; grid-row: 4; justify-content: flex-start; align-self: auto; }
}

/* 用户中心等旧版页面仍在用的简易页脚 */
.footer {
    text-align: center;
    padding: 28px 16px;
    color: var(--text-3);
    border-top: 1px solid var(--line);
    margin-top: 40px;
    font-size: 12.5px;
    line-height: 1.9;
    background: rgba(13,13,17,0.6);
}

/* 提示消息 */
.tip-success { color: var(--success); background: rgba(52,211,153,0.08); padding: 12px 16px; border-radius: 8px; border: 1px solid rgba(52,211,153,0.25); margin-bottom: 20px; }
.tip-error { color: var(--danger); background: rgba(240,85,85,0.08); padding: 12px 16px; border-radius: 8px; border: 1px solid rgba(240,85,85,0.25); margin-bottom: 20px; }

/* 歌曲/歌手网格 */
.grid-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 26px; margin-top: 20px; }
.song-item { text-align: center; }
.song-name { margin-top: 12px; font-size: 15px; font-weight: 500; }
.song-singer { color: var(--text-2); font-size: 13px; margin-top: 4px; }

/* 空数据提示 */
.empty { text-align: center; padding: 80px 0; color: var(--text-3); font-size: 16px; }

/* 手机端：菜单收进三横线，点击弹出 */
@media (max-width: 768px){
    .header {
        flex-wrap: wrap;
        min-height: 58px;
        height: auto;
        padding: 0 14px;
    }
    .logo a { font-size: 20px; }
    .logo a .icon-logo { width: 20px; height: 20px; }
    .menu-toggle { display: flex; margin-left: auto; }
    .nav, .user-bar {
        display: none;
        flex-direction: column;
        gap: 0;
        width: 100%;
        order: 10;
        background: rgba(16,16,22,0.98);
        border-top: 1px solid var(--line);
        margin-top: 8px;
        padding: 4px 0 10px;
    }
    .nav.open, .user-bar.open { display: flex; }
    .nav a, .user-bar a {
        gap: 10px;
        padding: 13px 12px;
        font-size: 15px;
        border-bottom: 1px solid rgba(42,42,54,0.55);
    }
    .nav a::after { display: none; }
    .auth-btn {
        border: none; background: none;
        padding: 13px 12px; box-shadow: none;
        color: var(--text-2) !important;
    }
    .auth-login { color: var(--text-2) !important; }
    .auth-btn:hover { color: #fff !important; }

    /* 移动端：分组按钮与子项平铺展开 */
    .nav .dd { flex-direction: column; align-items: stretch; position: static; }
    .dd.cur::after { display: none; }
    .dd-btn {
        width: 100%; padding: 13px 12px; font-size: 15px; color: var(--text-2);
        border-bottom: 1px solid rgba(42,42,54,0.55); justify-content: flex-start;
    }
    .dd-btn .dd-arrow { margin-left: auto; }
    .dd-panel {
        position: static; transform: none; min-width: 0; width: 100%;
        display: none; opacity: 1; visibility: visible;
        background: rgba(0,0,0,.25); border: 0; border-radius: 0; box-shadow: none; padding: 4px 0;
    }
    .dd.open .dd-panel { display: block; }
    .dd.open .dd-arrow { transform: rotate(180deg); }
    .dd:hover .dd-panel { opacity: 1; visibility: visible; transform: none; display: none; }
    .dd.open:hover .dd-panel { display: block; }
    .dd-panel a { padding: 11px 26px; border-bottom: 0; }

    /* 移动端：头像芯片占满一行，下拉面板平铺 */
    .ume { width: 100%; position: static; }
    .ume-chip { width: 100%; border: 0; border-radius: 0; background: none; padding: 12px; border-bottom: 1px solid rgba(42,42,54,.55); }
    .ume-chip .dd-arrow { margin-left: auto; }
    .ume-panel {
        position: static; transform: none; right: auto; width: 100%;
        display: none; opacity: 1; visibility: visible;
        border: 0; border-radius: 0; box-shadow: none; background: rgba(0,0,0,.25); padding: 4px 0;
    }
    .ume.open .ume-panel { display: block; }
    .ume.open .dd-arrow { transform: rotate(180deg); }
    .ume:hover .ume-panel { display: none; }
    .ume.open:hover .ume-panel { display: block; }
    .ume-panel a { padding: 11px 26px; }
    .ume-head { padding: 9px 26px 10px; }
}

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 8px; }
::-webkit-scrollbar-thumb { background: #333340; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #454552; }
::-webkit-scrollbar-track { background: transparent; }

/* ===== 页面位置导航（面包屑） ===== */
.breadcrumb{
    display:flex; align-items:center; flex-wrap:wrap; gap:8px;
    font-size:13px; color:var(--text-3);
}
.breadcrumb a{ color:var(--text-2); }
.breadcrumb a:hover{ color:var(--accent-2); }
.breadcrumb .sep{ color:var(--text-3); }
.breadcrumb .cur{ color:var(--text); font-weight:600; }
@media (max-width:768px){
    .breadcrumb{ font-size:12.5px; gap:6px; }
}