:root{
  --bg:#f5f6f8; --panel:#ffffff; --line:#e5e7eb; --line-soft:#eef0f3;
  --ink:#1f2328; --ink-2:#4b5563; --muted:#8b93a1;
  --accent:#2563eb; --accent-soft:#eff4ff;
  --ok:#15803d; --ok-soft:#eaf7ee;
  --warn:#b45309; --warn-soft:#fdf4e7;
  --bad:#b91c1c; --bad-soft:#fdeeee;
  --radius:10px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 4px 14px rgba(16,24,40,.05);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  background:var(--bg); color:var(--ink); font-size:14px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
  display:flex; flex-direction:column; min-height:100vh;
}
.muted{color:var(--muted)}

/* ---------- 登录页 ---------- */
.login-body{align-items:center;justify-content:center;padding:24px}
.login-card{
  background:var(--panel); border:1px solid var(--line); border-radius:14px;
  box-shadow:var(--shadow); padding:34px 34px 26px; width:100%; max-width:460px;
}
.login-brand{display:flex;align-items:center;gap:13px;margin-bottom:22px}
.login-mark,.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;background:var(--accent);color:#fff;
  font-weight:700;font-size:17px;flex:none;
}
.login-brand h1{font-size:19px;font-weight:650;letter-spacing:.2px}
.login-brand p{font-size:12.5px}
.login-hint{font-size:13px;color:var(--ink-2);margin-bottom:18px}
.login-hint strong{color:var(--ink)}
#token,#regName,#regMobile{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;
  font-size:14px;font-family:inherit;background:#fff;outline:none;transition:border-color .15s;
}
#token:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
#btn{
  width:100%;margin-top:12px;padding:11px;border:0;border-radius:8px;
  background:var(--accent);color:#fff;font-size:14.5px;font-weight:600;
  font-family:inherit;cursor:pointer;transition:filter .15s;
}
#btn:hover:not(:disabled){filter:brightness(1.08)}
#btn:disabled{opacity:.6;cursor:default}
.login-err{
  margin-top:13px;padding:9px 12px;border-radius:8px;
  background:var(--bad-soft);color:var(--bad);font-size:13px;
}
.login-reg{margin-top:20px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:12.5px}
.login-reg summary{cursor:pointer;color:var(--accent);font-weight:550;list-style:none}
.login-reg summary::-webkit-details-marker{display:none}
.login-reg summary::before{content:"＋ ";font-weight:700}
.login-reg[open] summary::before{content:"− "}
.login-reg p{margin:10px 0 8px;color:var(--ink-2);line-height:1.75}
.login-link{color:var(--accent);text-decoration:none;font-weight:550}
.login-link:hover{text-decoration:underline}
.login-foot{margin-top:20px;font-size:11.5px;line-height:1.7;border-top:1px solid var(--line-soft);padding-top:14px}

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 20px;height:56px;background:var(--panel);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;
}
.topbar-left{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:30px;height:30px;border-radius:8px;font-size:14px}
.brand-name{font-weight:650;font-size:15px;white-space:nowrap}
.divider{width:1px;height:16px;background:var(--line)}
.brand-sub{font-size:12.5px;color:var(--muted);white-space:nowrap}
.topbar-right{display:flex;align-items:center;gap:12px;min-width:0}
.badge{
  display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;
  background:var(--accent-soft);color:var(--accent);white-space:nowrap;
}
.badge.hq{background:var(--ok-soft);color:var(--ok)}
.user-name{font-size:13px;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.link-btn{
  font-size:12.5px;color:var(--muted);text-decoration:none;padding:5px 10px;
  border:1px solid var(--line);border-radius:7px;white-space:nowrap;
}
.link-btn:hover{color:var(--ink);border-color:#d5d9e0}

/* ---------- 布局 ---------- */
.layout{display:flex;flex:1;min-height:0;align-items:stretch}
.sidebar{
  width:186px;flex:none;background:var(--panel);border-right:1px solid var(--line);
  padding:12px 10px;display:flex;flex-direction:column;gap:3px;
}
.nav-item{
  display:flex;align-items:center;gap:9px;padding:9px 11px;border-radius:8px;
  font-size:13.5px;color:var(--ink-2);cursor:pointer;border:0;background:none;
  font-family:inherit;text-align:left;width:100%;transition:background .12s,color .12s;
}
.nav-item:hover{background:#f3f5f8;color:var(--ink)}
.nav-item.active{background:var(--accent-soft);color:var(--accent);font-weight:600}
.nav-icon{width:17px;text-align:center;flex:none;font-size:14px;opacity:.85}

.content{flex:1;min-width:0;padding:20px 22px 28px;overflow:auto}
.loading{color:var(--muted);padding:40px 0;text-align:center;font-size:13px}

/* ---------- 内容组件 ---------- */
.page-head{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin-bottom:16px;flex-wrap:wrap}
.page-title{font-size:17px;font-weight:650}
.page-meta{font-size:12px;color:var(--muted)}

.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;margin-bottom:16px;
}
.card-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:13px}
.card-title{font-size:14px;font-weight:650}
.card-sub{font-size:11.5px;color:var(--muted)}

.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:12px;margin-bottom:16px}
.kpi{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:13px 15px;box-shadow:var(--shadow);
}
.kpi-label{font-size:12px;color:var(--muted);margin-bottom:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kpi-value{font-size:21px;font-weight:650;letter-spacing:-.3px;font-variant-numeric:tabular-nums}
.kpi-value small{font-size:12px;font-weight:500;color:var(--muted);margin-left:3px}
.kpi-delta{font-size:11.5px;margin-top:4px;font-variant-numeric:tabular-nums}
.up{color:var(--ok)} .down{color:var(--bad)} .flat{color:var(--muted)}

table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:8px 10px;text-align:right;border-bottom:1px solid var(--line-soft);white-space:nowrap}
th:first-child,td:first-child{text-align:left;white-space:normal}
th{
  font-size:11.5px;font-weight:600;color:var(--muted);background:#fafbfc;
  border-bottom:1px solid var(--line);position:sticky;top:0;
}
tbody tr:hover{background:#fafbfc}
td.num{font-variant-numeric:tabular-nums}
.right{text-align:right}

.bar-wrap{display:inline-flex;align-items:center;gap:8px;justify-content:flex-end;width:100%}
.bar-track{width:64px;height:6px;border-radius:3px;background:var(--line-soft);overflow:hidden;flex:none}
.bar-fill{height:100%;border-radius:3px;background:var(--accent)}
.bar-fill.ok{background:var(--ok)} .bar-fill.warn{background:var(--warn)} .bar-fill.bad{background:var(--bad)}

.pill{display:inline-block;padding:1px 7px;border-radius:5px;font-size:11.5px;font-weight:600}
.pill.ok{background:var(--ok-soft);color:var(--ok)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.bad{background:var(--bad-soft);color:var(--bad)}

.empty{padding:46px 20px;text-align:center;color:var(--muted);font-size:13px}
.empty b{display:block;font-size:15px;color:var(--ink-2);margin-bottom:6px;font-weight:600}

.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--ink-2);margin-top:10px}
.legend i{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:5px}

.spark{width:100%;height:64px;display:block}
.notice-list{display:flex;flex-direction:column;gap:10px}
.notice-item{border-left:3px solid var(--accent);padding:3px 0 3px 12px}
.notice-item h4{font-size:13.5px;font-weight:600;margin-bottom:3px}
.notice-item p{font-size:12.5px;color:var(--ink-2)}
.notice-item time{font-size:11.5px;color:var(--muted)}

.form-row{margin-bottom:13px}
.form-row label{display:block;font-size:12.5px;font-weight:600;margin-bottom:5px}
.form-row input[type=text],.form-row input[type=month],.form-row select,.form-row textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;
  font-size:13.5px;font-family:inherit;outline:none;background:#fff;
}
.form-row textarea{min-height:88px;resize:vertical}
.btn{
  padding:9px 20px;border:0;border-radius:8px;background:var(--accent);color:#fff;
  font-size:13.5px;font-weight:600;font-family:inherit;cursor:pointer;
}
.btn:hover:not(:disabled){filter:brightness(1.08)}
.btn:disabled{opacity:.6;cursor:default}
.btn.ghost{background:#fff;color:var(--ink-2);border:1px solid var(--line)}
.toast{
  position:fixed;right:20px;bottom:20px;padding:11px 16px;border-radius:9px;
  background:#1f2328;color:#fff;font-size:13px;box-shadow:0 8px 26px rgba(0,0,0,.2);z-index:50;
}
.toast.err{background:var(--bad)}

.footbar{
  display:flex;justify-content:space-between;gap:16px;padding:9px 22px;
  border-top:1px solid var(--line);background:var(--panel);font-size:11.5px;
}

@media (max-width:720px){
  .layout{flex-direction:column}
  .sidebar{width:100%;flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line);padding:8px}
  .nav-item{width:auto;white-space:nowrap}
  .content{padding:14px}
  .brand-sub,.divider{display:none}
}