:root{
  --brand:#1f4e79; --blue:#1f6feb; --green:#0a7d32; --orange:#e8590c; --red:#b91c1c;
  --ink:#20242c; --ink2:#5a6676; --line:#e6e9ef; --bg:#f5f7fa; --card:#fff;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;}
a{color:var(--blue);text-decoration:none}
h1.ph{margin:22px 0 4px;font-size:22px}
.ph-sub{margin:0 0 18px;color:var(--ink2);font-size:14px}
h2{font-size:16px;margin:0 0 12px}

/* 顶部 */
.top{background:var(--brand);color:#fff}
.top-in{max-width:1200px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.top .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px}
.logo{height:30px;width:auto;border-radius:50%;flex:none;vertical-align:middle}
.logo.big{height:64px;display:block;margin:0 auto 10px}
.top .user{display:flex;align-items:center;gap:10px;font-size:14px}
.role{padding:2px 8px;border-radius:999px;font-size:12px;font-weight:700}
.role.admin{background:#ffe9c7;color:#8a5300}
.role.clerk{background:#dbeafe;color:#1e429f}
.out{color:#fff;opacity:.9;text-decoration:underline}

/* 导航 */
.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav-in{max-width:1200px;margin:0 auto;padding:0 16px;display:flex;gap:4px;overflow-x:auto}
.nav a{padding:12px 12px;color:var(--ink2);font-size:14px;font-weight:600;white-space:nowrap;border-bottom:2px solid transparent}
.nav a.on{color:var(--brand);border-bottom-color:var(--brand)}
.nav .ic{margin-right:4px}

.wrap{max-width:1200px;margin:0 auto;padding:0 16px 40px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:16px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* 指标卡 */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-bottom:18px}
.card{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:10px;padding:14px}
.card span{display:block;font-size:13px;color:var(--ink2)}
.card b{display:block;font-size:24px;margin:4px 0 2px;letter-spacing:-.5px}
.card i{font-style:normal;font-size:12px;color:var(--ink2)}
.card.blue{border-left-color:var(--blue)}
.card.green{border-left-color:var(--green)}
.card.orange{border-left-color:var(--orange)}
.card.red{border-left-color:var(--red)}
.card.gray{border-left-color:#9aa4b2}
.cards.mini{margin-bottom:16px}

/* 表单 */
.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.form-grid label{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--ink2)}
.form-grid label.wide{grid-column:1/-1}
.form-grid label.chk{flex-direction:row;align-items:center;gap:8px}
.form-grid input,.form-grid select{padding:9px 10px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;color:var(--ink)}
.form-actions{grid-column:1/-1;display:flex;gap:10px;margin-top:4px}
.btn{display:inline-block;padding:9px 16px;border:1px solid var(--line);border-radius:8px;background:#fff;
  color:var(--ink);font-size:14px;font-weight:600;cursor:pointer}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.sm{padding:4px 10px;font-size:13px}
.btn.danger{color:var(--red);border-color:#f3c9c9;background:#fff5f5}
.btn.full{width:100%}
.ops{white-space:nowrap}
.tip{font-size:13px;color:var(--ink2);margin:10px 0 0}
.search{display:flex;gap:8px;margin-bottom:12px}
.search input{flex:1;max-width:320px;padding:8px 10px;border:1px solid var(--line);border-radius:8px}
.legend{font-size:13px;color:var(--ink2);margin:0 0 8px}
.k{display:inline-block;width:14px;height:3px;background:var(--blue);vertical-align:middle;margin:0 4px 0 10px}
.k.orange{background:var(--orange)}
.k.dash{background:repeating-linear-gradient(90deg,var(--orange) 0 5px,transparent 5px 9px);height:3px}

/* 表格 */
.tbwrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:#fff}
.tb{width:100%;border-collapse:collapse;font-size:14px;min-width:720px}
.tb th{background:#fafbfd;text-align:left;padding:10px 12px;font-size:13px;color:var(--ink2);border-bottom:1px solid var(--line);white-space:nowrap}
.tb td{padding:9px 12px;border-bottom:1px solid #f1f3f7;white-space:nowrap}
.tb tr:last-child td{border-bottom:0}
.tb tr.row-warn{background:#fff6f6}
.tb td.strong{font-weight:700}
.tb td.warn-num{font-weight:700;color:var(--red)}
.tag{padding:2px 8px;border-radius:999px;font-size:12px;font-weight:700}
.tag.green{background:#e7f6ec;color:var(--green)}
.tag.red{background:#fdecec;color:var(--red)}
.tag.blue{background:#e8f0fe;color:#1e429f}
.empty{padding:20px;text-align:center;color:var(--ink2)}

.msg{padding:10px 14px;border-radius:8px;margin:12px 0;font-size:14px}
.msg.ok{background:#e7f6ec;color:#0a5c26;border:1px solid #bfe3cb}
.msg.err{background:#fdecec;color:#8f1d1d;border:1px solid #f3c9c9}
.msg ul{margin:8px 0 0 18px}

.foot{text-align:center;color:var(--ink2);font-size:12px;padding:20px}

/* 登录页 */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:linear-gradient(160deg,#1f4e79,#2f6ea8)}
.login-card{background:#fff;border-radius:14px;padding:32px 28px;width:min(380px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.2)}
.login-head{text-align:center;margin-bottom:8px}
.login-card h1{font-size:19px;margin:0;text-align:center}
.login-card .sub{text-align:center;color:var(--ink2);font-size:13px;margin:4px 0 18px}
.login-card label{display:block;margin-bottom:12px;font-size:13px;color:var(--ink2)}
.login-card input{width:100%;margin-top:5px;padding:10px;border:1px solid var(--line);border-radius:8px;font-size:14px}

/* 手机端 */
@media (max-width:820px){
  .grid2{grid-template-columns:1fr}
  .card b{font-size:20px}
  .wrap{padding:0 12px 30px}
  .nav a{padding:10px 10px;font-size:13px}
  .top-in{padding:8px 12px}
  .form-grid{grid-template-columns:1fr 1fr}
  .form-grid label.wide{grid-column:1/-1}
}
@media (max-width:520px){
  .form-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .top .brand{font-size:13px;gap:6px}
  .top .brand .logo{height:26px}
}