/* 后台管理样式：独立设计系统，不复用 C 端 style.css
   约定：表头浅灰、文字全黑、无彩色正文 */
:root{
  --brand:#1d5fbf; --brand-d:#164a96; --brand-l:#e8f0fd;
  --ink:#1f2329; --sub:#6b7280; --line:#e5e7eb; --line-2:#eef0f3;
  --bg:#f4f6f9; --card:#fff;
  --side:#111a2b; --side-h:#182338; --side-on:#1d5fbf;
  --ok:#0f8a5f; --warn:#b26a12; --danger:#c0392b;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--ink);
  font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
a{color:var(--brand);text-decoration:none}
.hidden{display:none !important}

/* ---------------- 登录页 ---------------- */
.loginwrap{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px;
  background:
    radial-gradient(900px 420px at 15% 0%,#e8f0fd 0%,rgba(232,240,253,0) 60%),
    radial-gradient(700px 380px at 90% 100%,#e7f5ef 0%,rgba(231,245,239,0) 55%),
    #eef1f6}
.loginbox{width:100%;max-width:404px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:34px 32px 26px;box-shadow:0 18px 44px rgba(17,26,43,.10)}
.loginbox .mark{width:44px;height:44px;border-radius:11px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;letter-spacing:1px}
.loginbox h1{margin:16px 0 4px;font-size:20px;font-weight:700}
.loginbox .sub{margin:0 0 22px;color:var(--sub);font-size:13px}
.loginbox label{display:block;font-size:13px;color:var(--sub);margin:0 0 6px}
.loginbox .ipt{position:relative;margin-bottom:16px}
.loginbox .ipt input{width:100%;height:42px;padding:0 12px 0 38px;border:1px solid #d7dce3;
  border-radius:8px;font-size:14px;color:var(--ink);background:#fff;outline:none}
.loginbox .ipt input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.loginbox .ipt svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#9aa3ad}
.loginbox .btn.block{width:100%;height:42px;font-size:15px}
.loginbox .foot{margin-top:18px;text-align:center;font-size:12px;color:#9aa3ad}
.loginbox .err{min-height:18px;font-size:13px;color:var(--danger);margin:0 0 10px}
.loginbox .tip{margin-top:12px;padding:9px 11px;background:#fbf7ec;border:1px solid #f0e2c4;
  border-radius:8px;font-size:12px;color:#8a6a20;line-height:1.6}

/* ---------------- 骨架 ---------------- */
.adm{display:flex;min-height:100%}
.side{width:224px;flex:0 0 224px;background:var(--side);color:#c7d0dc;display:flex;
  flex-direction:column;transition:width .18s ease,flex-basis .18s ease}
.sidelogo{display:flex;align-items:center;gap:10px;height:56px;padding:0 18px;
  border-bottom:1px solid rgba(255,255,255,.07);color:#fff;font-weight:700;font-size:15px;
  white-space:nowrap;overflow:hidden}
.sidelogo .mark{width:26px;height:26px;border-radius:7px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.menu{flex:1;overflow:auto;padding:10px 0 18px}
.menu .grp{padding:14px 18px 6px;font-size:11px;letter-spacing:.08em;color:#6f7d90;white-space:nowrap}
.sideitem{display:flex;align-items:center;gap:10px;height:40px;margin:2px 8px;padding:0 10px;
  border-radius:8px;color:#c7d0dc;cursor:pointer;white-space:nowrap;overflow:hidden;font-size:14px}
.sideitem svg{flex:0 0 16px;color:#8fa0b6}
.sideitem:hover{background:var(--side-h);color:#fff}
.sideitem.on{background:var(--side-on);color:#fff}
.sideitem.on svg{color:#fff}
.sidefoot{height:42px;display:flex;align-items:center;gap:8px;padding:0 18px;
  border-top:1px solid rgba(255,255,255,.07);font-size:12px;color:#6f7d90;white-space:nowrap}
.sidefoot .dot{width:6px;height:6px;border-radius:50%;background:#2f9e6b}
.adm.mini .side{width:64px;flex-basis:64px}
.adm.mini .sidelogo .txt,.adm.mini .sideitem span,.adm.mini .menu .grp,.adm.mini .sidefoot{display:none}
.adm.mini .sideitem{justify-content:center;padding:0}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.top{height:56px;background:#fff;border-bottom:1px solid var(--line);display:flex;
  align-items:center;gap:12px;padding:0 20px;position:sticky;top:0;z-index:20}
.top .grow{flex:1}
.crumb{font-size:14px;color:var(--sub);display:flex;align-items:center;gap:8px}
.crumb i{font-style:normal;color:#c3c9d2}
.crumb b{color:var(--ink);font-weight:600}
.iconbtn{width:32px;height:32px;border:1px solid var(--line);background:#fff;border-radius:8px;
  cursor:pointer;color:var(--sub);font-size:15px;line-height:1}
.iconbtn:hover{border-color:#c9d1dc;color:var(--ink)}
.who{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink)}
.avatar{width:26px;height:26px;border-radius:50%;background:var(--brand-l);color:var(--brand-d);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;text-transform:uppercase}
.ghost{border:0;background:transparent;color:var(--sub);font-size:13px;cursor:pointer;padding:6px 8px;border-radius:6px}
.ghost:hover{background:#f2f4f7;color:var(--ink)}
.content{padding:20px;max-width:1560px;width:100%}

/* ---------------- 卡片 / 表格 ---------------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:16px}
.card h2{margin:0 0 14px;font-size:16px;font-weight:600}
.tblwrap{overflow:auto;border:1px solid var(--line-2);border-radius:8px}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{background:#f2f4f7;color:var(--ink);font-weight:600;text-align:left;
  padding:9px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:9px 12px;border-bottom:1px solid var(--line-2);color:var(--ink);vertical-align:middle}
.tbl tbody tr:hover{background:#fafbfc}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl td:last-child{white-space:nowrap}
/* 列多的表横向滚动时把操作列钉在右边，别让人来回滚 */
.tbl th:last-child,.tbl td:last-child{position:sticky;right:0;background:#fff;
  border-left:1px solid var(--line-2)}
.tbl th:last-child{background:#f2f4f7}
.tbl tbody tr:hover td:last-child{background:#fafbfc}
.tbl td .btn.sm + .btn.sm{margin-left:6px}
.tbl td .cell-sub{display:block;font-size:12px;color:#6b7280;margin-top:2px}
.tbl .l{text-align:left}
.tbl input,.tbl select{font:inherit;padding:5px 8px;border:1px solid #d7dce3;border-radius:6px;background:#fff}
.tbl input[type=number]{width:88px}

/* ---------------- 指标 / 标签 ---------------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.kpi .t{font-size:12px;color:var(--sub)}
.kpi .v{font-size:22px;font-weight:700;margin-top:4px;letter-spacing:.2px}
.tag{display:inline-block;padding:1px 8px;border-radius:20px;font-size:12px;line-height:19px;white-space:nowrap}
.tag.g{background:#e7f5ef;color:#0d6f4d}
.tag.n{background:#f1f3f5;color:#5b6572}
.tag.w{background:#fbf3e4;color:#8a5a10}

/* ---------------- 按钮 / 表单 ---------------- */
.btn{height:36px;padding:0 16px;border:1px solid #d7dce3;border-radius:8px;background:#fff;
  color:var(--ink);font-size:14px;cursor:pointer;font-family:inherit}
.btn:hover{border-color:#c2cad5;background:#fafbfc}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d);border-color:var(--brand-d)}
.btn.danger{color:var(--danger);border-color:#f0d3cf}
.btn.danger:hover{background:#fdf3f2;border-color:#e6b8b2}
.btn.sm{height:28px;padding:0 10px;font-size:13px;border-radius:6px}
.mini{height:30px;padding:0 12px;border:1px solid var(--line);border-radius:7px;background:#fff;
  font-size:13px;color:var(--sub);cursor:pointer;font-family:inherit}
.mini.on{background:var(--brand-l);border-color:#c9dcfa;color:var(--brand-d);font-weight:600}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--sub);margin-bottom:6px}
.field input,.field select,.field textarea,.bf input{width:100%;padding:8px 10px;border:1px solid #d7dce3;
  border-radius:8px;font-size:14px;color:var(--ink);font-family:inherit;background:#fff}
.field input:focus,.field select:focus,.field textarea:focus,.bf input:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.bf label{display:block;font-size:13px;color:var(--sub);margin-bottom:6px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.aigrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.actionrow{display:flex;gap:10px;justify-content:flex-end;align-items:center}
.err{color:var(--danger);font-size:13px;min-height:18px}
.checks label{display:inline-flex;align-items:center;gap:5px;border:1px solid #dfe4ea;border-radius:7px;
  padding:6px 10px;font-size:13px;cursor:pointer;background:#fff}
.checks label:hover{border-color:#c9d1dc}

/* ---------------- 弹窗 ---------------- */
.overlay{position:fixed;inset:0;background:rgba(17,26,43,.45);display:flex;align-items:center;
  justify-content:center;padding:24px;z-index:60}
.dialog{background:#fff;border-radius:12px;padding:22px;max-height:calc(100vh - 48px);overflow:auto;
  box-shadow:0 24px 60px rgba(17,26,43,.22)}
.dialog h2{margin:0 0 16px;font-size:17px}

/* 图文块编辑器 */
.blk{border:1px solid #dfe4ea;border-radius:8px;padding:10px;margin-bottom:8px;background:#fcfdff}

/* ---------------- 提示条 ---------------- */
#toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);z-index:99;
  background:#1b2430;color:#fff;padding:10px 20px;border-radius:8px;font-size:14px}

/* ---------------- 响应式 ---------------- */
@media(max-width:1100px){
  .aigrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid2{grid-template-columns:1fr}
}
@media(max-width:820px){
  /* 窄屏侧栏脱离文档流，正文必须让出 64px，否则卡片左边被压住 */
  .side{position:fixed;left:0;top:0;bottom:0;z-index:40}
  .adm.mini .side{width:64px;flex-basis:64px}
  .main{margin-left:64px}
  .adm:not(.mini) .side{box-shadow:0 0 0 100vmax rgba(17,26,43,.35)}
  .content{padding:14px}
  .aigrid{grid-template-columns:1fr}
  .top{padding:0 12px;gap:8px}
}