/* ===================================================================
   群管 · 推广 统一后台  —— 预览版样式
   纯手写，不依赖任何外部框架/CDN，双击 index.html 即可查看
   =================================================================== */

:root{
  --bg:#f4f6fa;
  --panel:#ffffff;
  --panel-2:#f8fafc;
  --side:#0f172a;
  --side-2:#16233a;
  --line:#e6eaf0;
  --line-2:#eef2f7;
  --text:#0f172a;
  --text-2:#334155;
  --muted:#7b8a9e;
  --brand:#229ed9;
  --brand-dark:#1a86b8;
  --brand-soft:#e8f6fd;
  --ok:#15a34a;
  --ok-soft:#e7f7ed;
  --warn:#d97706;
  --warn-soft:#fdf3e3;
  --danger:#dc2626;
  --danger-soft:#fdecec;
  --purple:#7c5cff;
  --purple-soft:#f1edff;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 1px 2px rgba(15,23,42,.04);
  --shadow-lg:0 12px 32px rgba(15,23,42,.10);
  --side-w:240px;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;
  font-size:13px;line-height:1.55;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
b,strong{font-weight:600}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#cfd8e3;border-radius:9px}
::-webkit-scrollbar-thumb:hover{background:#b6c2d1}

/* ---------------- 图标 ---------------- */
.icon{
  width:17px;height:17px;flex:0 0 auto;
  stroke:currentColor;fill:none;stroke-width:1.75;
  stroke-linecap:round;stroke-linejoin:round;
}
.icon-sm{width:14px;height:14px}
.icon-lg{width:20px;height:20px}

/* ---------------- 布局 ---------------- */
.layout{display:flex;min-height:100vh}

.sidebar{
  width:var(--side-w);flex:0 0 var(--side-w);
  background:#fff;color:var(--text-2);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  position:fixed;inset:0 auto 0 0;z-index:60;
  overflow-y:auto;overflow-x:hidden;
  transition:width .18s ease,transform .18s ease;
}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-thumb{background:#e2e8f0}

.brand{
  display:flex;align-items:center;gap:10px;
  padding:16px 16px 14px;position:sticky;top:0;
  background:#fff;z-index:2;
  border-bottom:1px solid var(--line-2);
}
.brand-mark{
  width:34px;height:34px;border-radius:9px;flex:0 0 34px;
  background:linear-gradient(135deg,#35b6ec,#1b87ba);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:.5px;
  display:grid;place-items:center;
  box-shadow:0 4px 12px rgba(34,158,217,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;white-space:nowrap}
.brand-text b{font-size:13.5px;color:var(--text);letter-spacing:.2px}
.brand-text small{font-size:10.5px;color:#94a3b8;letter-spacing:.6px}

.nav{padding:10px 10px 20px;display:flex;flex-direction:column;gap:2px}

.nav-group{margin-top:10px}
.nav-group-btn{
  width:100%;display:flex;align-items:center;gap:8px;
  background:none;border:0;cursor:pointer;
  padding:7px 8px 7px 10px;border-radius:7px;
  color:#94a3b8;font-size:10.5px;font-weight:700;letter-spacing:1.1px;
  text-transform:uppercase;
}
.nav-group-btn:hover{color:#475569;background:#f1f5f9}
.nav-group-btn .icon{width:12px;height:12px;opacity:.7}
.nav-group-btn .chev{margin-left:auto;transition:transform .16s ease}
.nav-group.collapsed .chev{transform:rotate(-90deg)}
.nav-group.collapsed .nav-sub{display:none}
.nav-sub{display:flex;flex-direction:column;gap:1px;margin-top:2px}

.nav-item{
  display:flex;align-items:center;gap:9px;
  padding:7px 10px;border-radius:8px;
  color:#475569;font-size:12.5px;cursor:pointer;
  position:relative;white-space:nowrap;
  transition:background .13s,color .13s;
}
.nav-item:hover{background:#f1f5f9;color:var(--text)}
.nav-item.active{
  background:var(--brand-soft);
  color:var(--brand-dark);font-weight:600;
}
.nav-item.active::before{
  content:"";position:absolute;left:-10px;top:6px;bottom:6px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand);
}
.nav-item .icon{color:#94a3b8}
.nav-item.active .icon{color:var(--brand)}
.nav-item .pill{
  margin-left:auto;font-size:10px;font-weight:700;
  background:#f1f5f9;color:#64748b;
  padding:1px 6px;border-radius:20px;
}
.nav-item .pill.red{background:var(--danger-soft);color:var(--danger)}

.sidebar-foot{
  margin-top:auto;padding:12px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;gap:8px;
}
.sidebar-foot .avatar{
  width:30px;height:30px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);
  display:grid;place-items:center;font-size:11px;font-weight:700;
}
.sidebar-foot .who{line-height:1.3;overflow:hidden}
.sidebar-foot .who b{display:block;color:var(--text);font-size:12px;white-space:nowrap}
.sidebar-foot .who small{color:#94a3b8;font-size:10.5px}

.main{
  flex:1;min-width:0;margin-left:var(--side-w);
  display:flex;flex-direction:column;
  transition:margin-left .18s ease;
}

/* ---------------- 顶栏 ---------------- */
.topbar{
  height:56px;position:sticky;top:0;z-index:40;
  background:rgba(255,255,255,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:14px;padding:0 22px;
}
.hamburger{
  display:none;background:none;border:0;padding:6px;border-radius:7px;
  color:var(--text-2);cursor:pointer;
}
.hamburger:hover{background:var(--panel-2)}
.crumb{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted)}
.crumb b{color:var(--text);font-weight:600;font-size:12.5px}
.crumb .sep{color:#cbd5e1}

.top-search{
  margin-left:auto;display:flex;align-items:center;gap:7px;
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:8px;padding:6px 11px;width:260px;color:var(--muted);
}
.top-search input{
  border:0;background:none;outline:none;width:100%;font-size:12.5px;color:var(--text);
}
.top-actions{display:flex;align-items:center;gap:6px;margin-left:auto}
.icon-btn{
  width:34px;height:34px;border-radius:8px;border:1px solid transparent;
  background:none;display:grid;place-items:center;color:var(--text-2);
  cursor:pointer;position:relative;
}
.icon-btn:hover{background:var(--panel-2);border-color:var(--line)}
.icon-btn .red-dot{
  position:absolute;top:7px;right:7px;width:7px;height:7px;border-radius:50%;
  background:var(--danger);border:1.5px solid #fff;
}
.top-user{
  display:flex;align-items:center;gap:8px;padding:4px 8px 4px 4px;
  border-radius:20px;cursor:pointer;
}
.top-user:hover{background:var(--panel-2)}
.top-user .avatar{
  width:28px;height:28px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand-dark);
  display:grid;place-items:center;font-size:11px;font-weight:700;
}
.top-user span{font-size:12.5px;font-weight:600}

/* ---------------- 二级导航（合并页面的标签） ---------------- */
.subnav{
  display:none;align-items:center;gap:2px;
  padding:0 22px;background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:56px;z-index:30;overflow-x:auto;
}
.subnav a{
  padding:10px 12px;font-size:12.5px;font-weight:600;color:var(--muted);
  border-bottom:2px solid transparent;margin-bottom:-1px;
  white-space:nowrap;cursor:pointer;
}
.subnav a:hover{color:var(--text-2)}
.subnav a.on{color:var(--brand-dark);border-bottom-color:var(--brand)}
.subnav::-webkit-scrollbar{height:0}

/* ---------------- 内容 ---------------- */
.content{padding:22px;max-width:1480px;width:100%;margin:0 auto;flex:1}
.view{display:none;animation:fade .18s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.page-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.page-head h1{font-size:19px;font-weight:700;letter-spacing:-.2px}
.page-head p{font-size:12.5px;color:var(--muted);margin-top:3px}
.page-head .actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}

/* ---------------- 卡片 ---------------- */
.card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);
}
.card-pad{padding:18px}
.card-head{
  display:flex;align-items:center;gap:10px;
  padding:14px 18px;border-bottom:1px solid var(--line-2);
}
.card-head h3{font-size:13.5px;font-weight:700}
.card-head .sub{font-size:11.5px;color:var(--muted);font-weight:400}
.card-head .right{margin-left:auto;display:flex;align-items:center;gap:8px}
.card-body{padding:18px}
.card-foot{padding:12px 18px;border-top:1px solid var(--line-2);display:flex;gap:8px;align-items:center}

/* ---------------- 统计卡 ---------------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}
.stat{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.stat .label{font-size:11.5px;color:var(--muted);display:flex;align-items:center;gap:6px}
.stat .value{font-size:26px;font-weight:700;letter-spacing:-.6px;margin-top:5px;line-height:1.15}
.stat .value small{font-size:12px;font-weight:500;color:var(--muted);letter-spacing:0;margin-left:3px}
.stat .foot{font-size:11.5px;color:var(--muted);margin-top:6px;display:flex;align-items:center;gap:5px}
.stat .ico{
  position:absolute;right:14px;top:14px;width:34px;height:34px;border-radius:9px;
  display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-dark);
}
.stat.green .ico{background:var(--ok-soft);color:var(--ok)}
.stat.amber .ico{background:var(--warn-soft);color:var(--warn)}
.stat.purple .ico{background:var(--purple-soft);color:var(--purple)}
.stat.red .ico{background:var(--danger-soft);color:var(--danger)}
.trend-up{color:var(--ok);font-weight:600}
.trend-down{color:var(--danger);font-weight:600}

/* ---------------- 网格 ---------------- */
.grid{display:grid;gap:16px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-2-1{grid-template-columns:2fr 1fr}
.g-1-2{grid-template-columns:1fr 2fr}
.g-3-2{grid-template-columns:3fr 2fr}
.g-2-3{grid-template-columns:2fr 3fr}
.mt{margin-top:16px}
.mt-sm{margin-top:10px}
.mb{margin-bottom:16px}

/* ---------------- 表格 ---------------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:12.5px}
table.tbl th{
  text-align:left;font-size:11px;font-weight:600;color:var(--muted);
  letter-spacing:.5px;text-transform:uppercase;
  padding:9px 14px;background:var(--panel-2);
  border-bottom:1px solid var(--line);white-space:nowrap;
}
table.tbl td{
  padding:11px 14px;border-bottom:1px solid var(--line-2);
  vertical-align:middle;
}
table.tbl tbody tr:last-child td{border-bottom:0}
table.tbl tbody tr:hover{background:#fbfdff}
table.tbl .num{font-variant-numeric:tabular-nums}
.cell-main{font-weight:600;color:var(--text)}
.cell-sub{font-size:11px;color:var(--muted);margin-top:1px}
.cell-mono{font-family:ui-monospace,Consolas,monospace;font-size:11.5px;color:var(--text-2)}
.cell-actions{display:flex;gap:6px;justify-content:flex-end;white-space:nowrap}

/* ---------------- 徽章 / 状态 ---------------- */
.badge{
  display:inline-flex;align-items:center;gap:5px;
  font-size:11px;font-weight:600;line-height:1.6;
  padding:1px 8px;border-radius:20px;white-space:nowrap;
  background:#f1f5f9;color:#475569;
}
.badge.ok{background:var(--ok-soft);color:#0f7a37}
.badge.warn{background:var(--warn-soft);color:#a35a05}
.badge.danger{background:var(--danger-soft);color:#b91c1c}
.badge.info{background:var(--brand-soft);color:var(--brand-dark)}
.badge.purple{background:var(--purple-soft);color:#5b41d6}
.badge.gray{background:#f1f5f9;color:#64748b}
.badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.9}

.dot-ok,.dot-warn,.dot-danger,.dot-gray{width:8px;height:8px;border-radius:50%;display:inline-block}
.dot-ok{background:#22c55e;box-shadow:0 0 0 3px rgba(34,197,94,.16)}
.dot-warn{background:#f59e0b;box-shadow:0 0 0 3px rgba(245,158,11,.16)}
.dot-danger{background:#ef4444;box-shadow:0 0 0 3px rgba(239,68,68,.16)}
.dot-gray{background:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.16)}

/* ---------------- 按钮 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:7px 13px;border-radius:8px;border:1px solid var(--line);
  background:var(--panel);color:var(--text-2);
  font-size:12.5px;font-weight:600;cursor:pointer;
  transition:background .13s,border-color .13s,box-shadow .13s;
  white-space:nowrap;
}
.btn:hover{background:var(--panel-2);border-color:#d5dee9}
.btn-primary{
  background:linear-gradient(180deg,#2ea9e2,#1d93cc);color:#fff;
  border-color:#1d93cc;box-shadow:0 1px 2px rgba(29,147,204,.35);
}
.btn-primary:hover{background:linear-gradient(180deg,#26a0d6,#1785bb);border-color:#1785bb}
.btn-danger{background:#fff;color:var(--danger);border-color:#f3c9c9}
.btn-danger:hover{background:var(--danger-soft)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn-ghost:hover{background:var(--panel-2);color:var(--text)}
.btn-sm{padding:4px 9px;font-size:11.5px;border-radius:7px}
.btn-lg{padding:9px 18px;font-size:13.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------------- 表单 ---------------- */
.form-grid{display:grid;gap:14px}
.form-grid.c2{grid-template-columns:repeat(2,1fr)}
.form-grid.c3{grid-template-columns:repeat(3,1fr)}
.form-grid.c4{grid-template-columns:repeat(4,1fr)}
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field > label{font-size:12px;font-weight:600;color:var(--text-2)}
.field .hint{font-size:11px;color:var(--muted);line-height:1.5}
.field .hint.warn{color:#a35a05}
.input,.select,.textarea{
  width:100%;border:1px solid #dbe3ec;border-radius:8px;
  padding:8px 11px;font-size:12.5px;color:var(--text);background:#fff;
  outline:none;transition:border-color .13s,box-shadow .13s;
  font-family:inherit;
}
.input:focus,.select:focus,.textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(34,158,217,.12);
}
.input::placeholder,.textarea::placeholder{color:#a8b4c4}
.textarea{resize:vertical;min-height:84px;line-height:1.6}
.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237b8a9e' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:30px}
.input-group{display:flex;gap:0}
.input-group .input{border-radius:8px 0 0 8px}
.input-group .btn{border-radius:0 8px 8px 0;border-left:0}

/* 开关 */
.switch{display:inline-flex;align-items:center;gap:9px;cursor:pointer;user-select:none}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch .track{
  width:36px;height:20px;border-radius:20px;background:#d5dee9;
  position:relative;transition:background .16s;flex:0 0 36px;
}
.switch .track::after{
  content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;
  border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(15,23,42,.25);
  transition:transform .16s;
}
.switch input:checked + .track{background:var(--brand)}
.switch input:checked + .track::after{transform:translateX(16px)}
.switch .txt{font-size:12.5px;color:var(--text-2)}

/* 勾选/单选 */
.check{display:inline-flex;align-items:flex-start;gap:8px;cursor:pointer;font-size:12.5px;color:var(--text-2)}
.check input{
  appearance:none;width:16px;height:16px;flex:0 0 16px;margin-top:1px;
  border:1.5px solid #cbd5e1;border-radius:5px;background:#fff;cursor:pointer;
  transition:background .12s,border-color .12s;position:relative;
}
.check input:checked{background:var(--brand);border-color:var(--brand)}
.check input:checked::after{
  content:"";position:absolute;left:4.5px;top:1.5px;width:4px;height:8px;
  border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);
}
.check.radio input{border-radius:50%}
.check.radio input:checked::after{left:4px;top:4px;width:6px;height:6px;border:0;border-radius:50%;background:#fff;transform:none}

/* 选项卡片（模式选择） */
.opt-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.opt{
  border:1.5px solid var(--line);border-radius:10px;padding:12px;
  cursor:pointer;background:#fff;transition:border-color .13s,background .13s;
  position:relative;
}
.opt:hover{border-color:#c9d8e6}
.opt.sel{border-color:var(--brand);background:#f7fcff}
.opt.sel::after{
  content:"";position:absolute;top:10px;right:10px;width:15px;height:15px;border-radius:50%;
  background:var(--brand);
  box-shadow:inset 0 0 0 3.5px #fff;
}
.opt .t{font-size:12.5px;font-weight:700;display:flex;align-items:center;gap:6px}
.opt .d{font-size:11px;color:var(--muted);margin-top:4px;line-height:1.5;padding-right:14px}

/* ---------------- Tab ---------------- */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);padding:0 18px}
.tab{
  padding:11px 14px;font-size:12.5px;font-weight:600;color:var(--muted);
  cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;
  display:flex;align-items:center;gap:6px;white-space:nowrap;
}
.tab:hover{color:var(--text-2)}
.tab.on{color:var(--brand-dark);border-bottom-color:var(--brand)}
.tab .pill{font-size:10px;background:#eef2f7;color:#64748b;padding:0 6px;border-radius:20px}
.tab.on .pill{background:var(--brand-soft);color:var(--brand-dark)}

/* ---------------- 提示条 ---------------- */
.alert{
  display:flex;gap:10px;padding:12px 14px;border-radius:10px;
  font-size:12px;line-height:1.6;border:1px solid;
}
.alert .icon{margin-top:1px}
.alert.info{background:#f2faff;border-color:#cdeaf8;color:#155e75}
.alert.warn{background:#fffaf0;border-color:#f7e2bd;color:#8a5200}
.alert.danger{background:#fff5f5;border-color:#f8d4d4;color:#991b1b}
.alert.ok{background:#f2fbf5;border-color:#c8ecd5;color:#14653a}
.alert b{font-weight:700}

/* ---------------- 页面级小元件 ---------------- */
.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.toolbar .spacer{margin-left:auto}
.seg{display:inline-flex;background:#eef2f7;border-radius:8px;padding:2px}
.seg button{
  border:0;background:none;padding:5px 11px;border-radius:6px;font-size:12px;
  color:var(--muted);cursor:pointer;font-weight:600;
}
.seg button.on{background:#fff;color:var(--text);box-shadow:0 1px 2px rgba(15,23,42,.08)}
.divider{height:1px;background:var(--line-2);margin:16px 0}

.kv{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line-2);font-size:12.5px}
.kv:last-child{border-bottom:0}
.kv .k{color:var(--muted)}
.kv .v{font-weight:600;text-align:right}

.empty{padding:40px 20px;text-align:center;color:var(--muted)}
.empty .icon{width:34px;height:34px;margin-bottom:8px;opacity:.4}
.empty p{font-size:12.5px}
.empty small{font-size:11.5px;display:block;margin-top:3px;color:#a8b4c4}

/* 进度条 */
.progress{height:6px;background:#eef2f7;border-radius:6px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--brand);border-radius:6px}
.progress.green i{background:#22c55e}
.progress.amber i{background:#f59e0b}
.progress.red i{background:#ef4444}

/* 迷你条图 */
.bars{display:flex;align-items:flex-end;gap:5px;height:92px;padding-top:6px}
.bars i{
  flex:1;background:linear-gradient(180deg,#5cc4ef,#229ed9);
  border-radius:3px 3px 2px 2px;min-height:3px;position:relative;
  transition:opacity .15s;
}
.bars i:hover{opacity:.75}
.bars i.off{background:#e8eef5}
.bars-x{display:flex;gap:5px;margin-top:6px;font-size:9.5px;color:#a8b4c4}
.bars-x span{flex:1;text-align:center}

/* ---------------- Telegram 消息预览 ---------------- */
.tg{
  width:100%;max-width:320px;border-radius:14px;overflow:hidden;
  background:#0e1621;border:1px solid #1c2a3a;
  box-shadow:0 8px 24px rgba(15,23,42,.16);
  font-family:system-ui,-apple-system,"Segoe UI",sans-serif;
  margin:0 auto;
}
.tg-head{
  display:flex;align-items:center;gap:9px;padding:10px 12px;
  background:#17212b;border-bottom:1px solid #0d1520;
}
.tg-ava{
  width:30px;height:30px;border-radius:50%;background:#2b5278;color:#a8c9e8;
  display:grid;place-items:center;font-size:11px;font-weight:700;flex:0 0 30px;
}
.tg-head b{display:block;font-size:12.5px;color:#e9eef5;line-height:1.3}
.tg-head small{font-size:10.5px;color:#6d8aa8}
.tg-body{
  padding:12px 10px;min-height:150px;
  background:
    radial-gradient(circle at 20% 20%,rgba(43,82,120,.20),transparent 45%),
    radial-gradient(circle at 80% 70%,rgba(43,82,120,.14),transparent 45%),
    #0e1621;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.tg-bubble{
  background:#182533;border-radius:12px 12px 12px 4px;padding:9px 11px 7px;
  max-width:92%;color:#e9eef5;font-size:12px;line-height:1.5;
  align-self:flex-start;box-shadow:0 1px 2px rgba(0,0,0,.25);
}
.tg-author{font-size:11px;font-weight:700;color:#6ab3e8;margin-bottom:3px}
.tg-mention{color:#6ab3e8;font-weight:700}
.tg-text b{font-weight:700;color:#fff}
.tg-text code{background:#0f1922;padding:1px 4px;border-radius:4px;font-size:11px}
.tg-btns{display:flex;flex-direction:column;gap:4px;margin-top:8px}
.tg-btn{
  display:block;text-align:center;background:rgba(255,255,255,.07);color:#68b3e7;
  border-radius:6px;padding:6px 8px;font-size:12px;font-weight:500;
  cursor:pointer;transition:background .13s;flex:1;
}
.tg-btn:hover{background:rgba(255,255,255,.14)}
.tg-btn.ghost{background:rgba(255,255,255,.04);color:#68b3e7}
.tg-btn-row{display:flex;gap:4px;margin-top:4px}
.tg-btn-row:first-child{margin-top:8px}

/* 定时消息：左编辑 + 右预览 */
.sched-grid{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:28px;align-items:start;max-width:920px;margin:0 auto;
}
@media (max-width:1100px){
  .sched-grid{grid-template-columns:1fr;max-width:640px}
}
.tg-time{font-size:9.5px;color:#5d7a96;text-align:right;margin-top:4px}
.tg-input{
  padding:8px 12px;background:#17212b;border-top:1px solid #0d1520;
  font-size:11.5px;color:#5d7a96;
}

/* ---------------- 错峰时间轴 ---------------- */
.tl{padding:22px 6px 8px}
.tl-track{
  position:relative;height:44px;background:var(--panel-2);
  border:1px solid var(--line);border-radius:8px;
}
.tl-track::after{
  content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:#dbe3ec;
}
.tl-mark{
  position:absolute;top:50%;transform:translate(-50%,-50%);
  width:22px;height:22px;border-radius:50%;background:#fff;
  border:2px solid var(--brand);color:var(--brand-dark);
  font-size:9.5px;font-weight:700;display:grid;place-items:center;z-index:1;
}
.tl-mark.hot{border-color:#f59e0b;color:#b45309;background:#fffaf0}
.tl-scale{display:flex;justify-content:space-between;font-size:10px;color:#a8b4c4;margin-top:6px;padding:0 2px}

/* ---------------- 会话布局（私聊中心） ---------------- */
.inbox{display:grid;grid-template-columns:290px 1fr;min-height:520px}
.inbox-list{border-right:1px solid var(--line);overflow:hidden}
.inbox-item{
  display:flex;gap:10px;padding:11px 14px;border-bottom:1px solid var(--line-2);cursor:pointer;
}
.inbox-item:hover{background:var(--panel-2)}
.inbox-item.on{background:#f2faff;border-left:3px solid var(--brand);padding-left:11px}
.inbox-item .ava{
  width:32px;height:32px;border-radius:50%;flex:0 0 32px;
  background:#e8f0f7;color:#4b7ea6;display:grid;place-items:center;
  font-size:11px;font-weight:700;
}
.inbox-item .meta{min-width:0;flex:1}
.inbox-item .meta .top{display:flex;justify-content:space-between;gap:8px}
.inbox-item .meta b{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox-item .meta small{font-size:10.5px;color:#a8b4c4;flex:0 0 auto}
.inbox-item .msg{font-size:11.5px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox-chat{display:flex;flex-direction:column}
.inbox-chat-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line-2)}
.inbox-chat-body{flex:1;padding:16px;display:flex;flex-direction:column;gap:10px;background:#fbfdff;overflow-y:auto}
.chat-row{display:flex;gap:8px;max-width:76%}
.chat-row.me{align-self:flex-end;flex-direction:row-reverse}
.chat-ava{
  width:26px;height:26px;border-radius:50%;flex:0 0 26px;background:#e6edf5;
  color:#5b7d9c;display:grid;place-items:center;font-size:10px;font-weight:700;
}
.chat-bubble{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:8px 11px;font-size:12.5px;line-height:1.55;
  box-shadow:0 1px 2px rgba(15,23,42,.03);
}
.chat-row.me .chat-bubble{background:#e8f6fd;border-color:#cdeaf8}
.chat-time{font-size:10px;color:#a8b4c4;margin-top:4px}
.inbox-reply{border-top:1px solid var(--line);padding:12px;display:flex;gap:8px;align-items:flex-end}

/* ---------------- 分组标题 ---------------- */
.sec-title{
  display:flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  color:var(--text-2);letter-spacing:.3px;margin:0 0 10px;
}
.sec-title .line{flex:1;height:1px;background:var(--line-2)}

/* ---------------- 响应式 ---------------- */
@media(max-width:1200px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .g-2-1,.g-1-2,.g-3-2,.g-2-3{grid-template-columns:1fr}
  .form-grid.c4{grid-template-columns:repeat(2,1fr)}
  .opt-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:860px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.open{transform:none;box-shadow:0 0 0 100vmax rgba(15,23,42,.4)}
  .main{margin-left:0}
  .hamburger{display:grid;place-items:center}
  .top-search{display:none}
  .content{padding:16px}
  .g-2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:10px}
  .inbox{grid-template-columns:1fr}
  .inbox-list{display:none}
  .form-grid.c3,.form-grid.c4{grid-template-columns:1fr}
}
@media(max-width:560px){
  .stats{grid-template-columns:1fr}
  .g-4,.g-3{grid-template-columns:1fr}
  .opt-cards{grid-template-columns:1fr}
}

/* 侧栏折叠（桌面） */
body.side-collapsed .sidebar{width:64px;flex-basis:64px}
body.side-collapsed .main{margin-left:64px}
body.side-collapsed .brand-text,
body.side-collapsed .nav-item span,
body.side-collapsed .nav-item .pill,
body.side-collapsed .nav-group-btn span,
body.side-collapsed .nav-group-btn .chev,
body.side-collapsed .sidebar-foot .who{display:none}
body.side-collapsed .nav-item{justify-content:center;padding:9px 0}
body.side-collapsed .nav-group-btn{justify-content:center}
body.side-collapsed .brand{justify-content:center;padding:16px 0 14px}

/* ---------------- 频道同步 ---------------- */
.input.invalid{border-color:#e05252;background:#fff7f7}
.input.invalid:focus{border-color:#e05252;box-shadow:0 0 0 3px rgba(224,82,82,.12)}

/* ---------------- 居中弹窗 ---------------- */
.modal-mask{
  position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:200;
  display:none;align-items:center;justify-content:center;padding:20px;
}
.modal-mask.open{display:flex}
.modal{
  width:100%;max-width:600px;max-height:90vh;overflow:auto;
  background:#fff;border-radius:14px;box-shadow:0 24px 60px rgba(15,23,42,.28);
}
.modal-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  padding:16px 18px 12px;border-bottom:1px solid var(--line-2);
}
.modal-head h3{font-size:15px;font-weight:700;color:var(--text)}
.modal-head small{display:block;font-size:11.5px;color:var(--muted);margin-top:2px}
.modal-body{padding:16px 18px}
.modal-foot{
  display:flex;justify-content:flex-end;gap:8px;
  padding:10px 18px 16px;border-top:1px solid var(--line-2);
}

/* ---------------- 分页 ---------------- */
.pager{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.pager .btn.on{background:var(--brand);border-color:var(--brand);color:#fff}
.pager .btn:disabled{opacity:.45;cursor:not-allowed}

/* ---------------- 规则开关行 ---------------- */
.rule-row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid #eef2f7}
.rule-row:last-child{border-bottom:0;padding-bottom:0}

/* ---------------- 示例词条 ---------------- */
.badge.ghost{background:#f7f9fb;border:1px dashed #d7dfe8;color:#aeb9c6}

/* ---------------- 行内「三个点」更多菜单 ---------------- */
.row-menu{position:fixed;background:#fff;border:1px solid var(--line-2);border-radius:8px;box-shadow:0 10px 28px rgba(15,23,42,.16);padding:4px;min-width:128px;z-index:210;display:none}
.row-menu.open{display:block}
.row-menu button{display:block;width:100%;text-align:left;padding:7px 10px;font-size:12.5px;border-radius:6px;color:var(--text);background:none;border:0;cursor:pointer;line-height:1.4}
.row-menu button:hover{background:#f1f5f9}
.row-menu button.danger{color:#dc2626}
.row-menu button.danger:hover{background:#fef2f2}
.row-menu button.info{color:#a8b4c4;cursor:default}
.row-menu button.info:hover{background:none}

/* 全屏登录门禁：未登录时盖住整个后台 */
#login-gate{position:fixed;inset:0;z-index:420;display:none;align-items:center;justify-content:center;background:linear-gradient(160deg,#0e1b2c 0%,#16283f 60%,#1b3a5c 100%)}
.pre-nologin #login-gate{display:flex}
.gate-card{width:380px;max-width:calc(100vw - 32px);background:#fff;border-radius:16px;padding:30px 28px 22px;box-shadow:0 24px 64px rgba(2,10,26,.45)}
@media (max-width:860px){.gate-card{padding:26px 20px 18px}}