/* 三端共用后台样式：PC 为主，窄屏自动降级。无构建、无 CDN。 */
:root{
  --bg:#f5f6f8; --card:#fff; --ink:#1a1d21; --ink2:#606770; --ink3:#9aa2ad;
  --line:#e8eaed; --brand:#2b6cff; --brand-soft:#eaf1ff;
  --ok:#12a150; --ok-soft:#e7f7ee; --warn:#c47f00; --warn-soft:#fff6e5;
  --bad:#d93a3a; --bad-soft:#fdeceb; --radius:12px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font:14px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
#app{max-width:1180px;margin:0 auto;padding:0 16px 48px}
header{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
header .inner{max-width:1180px;margin:0 auto;padding:12px 16px;
  display:flex;align-items:center;gap:12px}
header .who{flex:1;min-width:0}
header .who b{font-size:16px}
header .who span{font-size:12.5px;color:var(--ink3);display:block}
header .acts{display:flex;align-items:center;gap:8px;flex-shrink:0}
.badge{display:inline-block;font-size:11px;padding:2px 7px;border-radius:20px;
  background:var(--brand-soft);color:var(--brand);margin-left:6px;vertical-align:1px}
nav.tabs{max-width:1180px;margin:0 auto;padding:0 16px;display:flex;gap:4px;
  overflow-x:auto;border-bottom:1px solid var(--line);background:var(--card)}
nav.tabs a{padding:11px 14px;font-size:14px;color:var(--ink2);text-decoration:none;
  border-bottom:2px solid transparent;white-space:nowrap;cursor:pointer}
nav.tabs a.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
main{padding-top:16px}

.card{background:var(--card);border-radius:var(--radius);padding:16px;margin-bottom:14px;
  box-shadow:0 1px 2px rgba(16,24,40,.04)}
.card>h3{margin:0 0 10px;font-size:15.5px;display:flex;align-items:center;gap:8px}
.card>h3 .sub{font-weight:400;font-size:12.5px;color:var(--ink3)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.grid.g3{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.muted{color:var(--ink3);font-size:12.5px}
.right{margin-left:auto}

.btn{border:0;border-radius:9px;padding:8px 14px;font-size:13.5px;font-weight:500;
  background:var(--brand);color:#fff;cursor:pointer;font-family:inherit}
.btn:disabled{background:#c9d2e0;cursor:not-allowed}
.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}
.btn.plain{background:#f0f2f5;color:var(--ink2)}
.btn.danger{background:var(--bad)}
.btn.sm{padding:5px 10px;font-size:12.5px;border-radius:7px}
.btn.block{display:block;width:100%;padding:11px}
a.btn{display:inline-block;text-decoration:none;line-height:1.4}

table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
th{color:var(--ink2);font-weight:500;background:#fafbfc;white-space:nowrap}
tbody tr:hover{background:#fafbfc}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.rowbtns{display:flex;gap:6px;flex-wrap:wrap}

.tag{display:inline-block;font-size:11.5px;padding:2px 8px;border-radius:20px;
  background:#f0f2f5;color:var(--ink2);white-space:nowrap}
.tag.ok{background:var(--ok-soft);color:var(--ok)}
.tag.warn{background:var(--warn-soft);color:var(--warn)}
.tag.bad{background:var(--bad-soft);color:var(--bad)}
.tag.brand{background:var(--brand-soft);color:var(--brand)}

.stat{background:var(--card);border-radius:var(--radius);padding:14px 16px;
  box-shadow:0 1px 2px rgba(16,24,40,.04)}
.stat .k{font-size:12.5px;color:var(--ink2)}
.stat .v{font-size:26px;font-weight:600;letter-spacing:.5px;margin-top:2px}
.stat .u{font-size:12px;color:var(--ink3);font-weight:400;margin-left:3px}

.empty{text-align:center;color:var(--ink3);padding:44px 20px;font-size:14px}
.empty:before{content:"·";display:block;font-size:28px;color:#d5d9e0;margin-bottom:6px}

.field{margin-bottom:12px}
.field label{display:block;font-size:12.5px;color:var(--ink2);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;padding:9px 11px;font-size:14px;
  font-family:inherit;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--brand-soft);
  border-color:var(--brand)}
.field textarea{min-height:64px;resize:vertical}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.chk{display:flex;flex-wrap:wrap;gap:8px}
.chk label{display:flex;align-items:center;gap:5px;font-size:13.5px;
  border:1px solid var(--line);border-radius:8px;padding:6px 10px;cursor:pointer;background:#fff}
.chk label.on{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}
.chk input{accent-color:var(--brand);margin:0}
.hint{font-size:12px;color:var(--ink3);margin-top:5px}

.mask{position:fixed;inset:0;background:rgba(16,20,28,.42);z-index:50;
  display:flex;align-items:center;justify-content:center;padding:16px}
.modal{background:#fff;border-radius:14px;width:100%;max-width:560px;
  max-height:86vh;display:flex;flex-direction:column}
.modal.wide{max-width:820px}
.modal .hd{padding:15px 18px;border-bottom:1px solid var(--line);font-size:16px;font-weight:600;
  display:flex;align-items:center;gap:8px}
.modal .bd{padding:16px 18px;overflow:auto;flex:1}
.modal .ft{padding:12px 18px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end}
.modal .x{margin-left:auto;border:0;background:none;font-size:20px;color:var(--ink3);cursor:pointer}

.toast{position:fixed;left:50%;top:76px;transform:translateX(-50%);background:rgba(26,29,33,.94);
  color:#fff;font-size:13.5px;padding:10px 16px;border-radius:10px;z-index:99;
  max-width:80%;opacity:0;pointer-events:none;transition:opacity .2s;text-align:center}
.toast.on{opacity:1}
.toast.bad{background:var(--bad)}

.kv{display:flex;justify-content:space-between;font-size:13.5px;padding:6px 0;
  border-bottom:1px dashed var(--line)}
.kv:last-child{border-bottom:0}
.kv span:first-child{color:var(--ink2)}
.bar{height:6px;border-radius:6px;background:#eef0f3;overflow:hidden;margin:8px 0}
.bar>i{display:block;height:100%;background:var(--brand);border-radius:6px}
.bar.done>i{background:var(--ok)}
.note{font-size:12.5px;color:var(--ink2);background:#fafbfc;border-left:3px solid var(--line);
  padding:8px 11px;border-radius:0 8px 8px 0;margin-top:10px}
.login-wrap{max-width:420px;margin:8vh auto;background:var(--card);border-radius:14px;padding:26px;
  box-shadow:0 1px 3px rgba(16,24,40,.06)}
.acct{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;
  border:1px solid var(--line);border-radius:10px;margin-bottom:9px;cursor:pointer;background:#fff}
.acct:hover{border-color:var(--brand);background:var(--brand-soft)}
.acct b{font-size:14.5px}
@media (max-width:640px){
  .f2{grid-template-columns:1fr}
  #app{padding:0 10px 40px}
  th,td{padding:8px 6px;font-size:13px}
}