:root{
  --brand:#0b5cd6;
  --brand-dark:#0843a0;
  --accent:#11a37a;
  --bg:#f4f6fb;
  --panel:#ffffff;
  --line:#e2e7f0;
  --text:#1c2333;
  --muted:#6b7488;
  --warn:#d97706;
  --danger:#dc2626;
  --ok:#16a34a;
  --radius:12px;
  --shadow:0 6px 20px rgba(26,44,99,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--text);
  font-size:15px;line-height:1.55;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* top bar */
.topbar{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(90deg,var(--brand),var(--brand-dark));
  color:#fff;box-shadow:0 2px 10px rgba(8,67,160,.35);
}
.topbar .inner{
  max-width:1180px;margin:0 auto;padding:10px 16px;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px}
.brand .logo{
  width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:center;font-size:19px;
}
.top-actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.top-actions .btn{
  display:inline-flex;align-items:center;gap:7px;color:#fff;border:1px solid rgba(255,255,255,.45);
  padding:6px 12px;border-radius:8px;font-size:13px;transition:.15s;background:rgba(255,255,255,.06)
}
.top-actions .btn:hover{background:rgba(255,255,255,.2);text-decoration:none}
.lang-select{
  appearance:none;background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.45);
  padding:6px 10px;border-radius:8px;font-size:13px;cursor:pointer
}
.lang-select option{color:#1c2333}

/* layout */
.wrap{max-width:1180px;margin:22px auto;padding:0 16px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px 22px;margin-bottom:20px;
}
.card h2{margin:0 0 4px;font-size:20px}
.card .sub{color:var(--muted);font-size:13px;margin:0 0 16px}
h1.page-title{font-size:23px;margin:4px 0 6px}
.page-intro{color:var(--muted);margin:0 0 18px}

.grid{display:grid;gap:16px}
.grid.in2{grid-template-columns:1fr 1fr}
.grid.in3{grid-template-columns:1fr 1fr 1fr}
.grid.fields{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
@media(max-width:820px){.grid.in2,.grid.in3{grid-template-columns:1fr}}

/* form */
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:13px;font-weight:600;color:#3a4256}
.field .hint{font-size:11.5px;color:var(--muted)}
input[type=number],input[type=text],select{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;color:var(--text)
}
input:focus,select:focus{outline:2px solid rgba(11,92,214,.25);border-color:var(--brand)}
input:disabled{background:#f0f2f7;color:var(--muted)}

/* buttons */
.btn-action{
  background:var(--brand);color:#fff;border:none;padding:11px 22px;border-radius:9px;
  font-size:15px;font-weight:600;cursor:pointer;transition:.15s
}
.btn-action:hover{background:var(--brand-dark)}
.row-buttons{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.btn-reset{background:#eef1f8;color:var(--text);border:1px solid var(--line);padding:11px 18px;border-radius:9px;font-size:14px;cursor:pointer}

/* results */
.results{margin-top:6px}
.res-group{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:14px;background:#fafcff}
.res-group h3{margin:0 0 12px;font-size:15px;color:var(--brand-dark);border-bottom:1px solid var(--line);padding-bottom:8px}
.res-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 22px}
@media(max-width:640px){.res-grid{grid-template-columns:1fr}}
.res-item{display:flex;justify-content:space-between;gap:14px;padding:6px 8px;border-radius:6px;background:#fff}
.res-item:nth-child(odd){background:#f3f6fc}
.res-item .k{color:var(--muted)}
.res-item .v{font-weight:600;white-space:nowrap}
.res-item .v .u{font-weight:400;color:var(--muted);font-size:12px;margin-left:3px}
.v.main{font-size:18px;color:var(--brand-dark)}
.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:12px;font-weight:700}
.badge.ok{background:#e5f7ec;color:var(--ok)}
.badge.warn{background:#fdf0e0;color:var(--warn)}
.badge.fail{background:#fde8e8;color:var(--danger)}
.note{font-size:12px;color:var(--muted);margin-top:8px}

/* nav cards on home */
.modu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.modu{
  display:flex;flex-direction:column;gap:8px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;transition:.15s
}
.modu:hover{transform:translateY(-3px);border-color:var(--brand)}
.modu .ico{font-size:26px}
.modu .tt{font-weight:700;font-size:16px}
.modu .ds{font-size:13px;color:var(--muted);flex:1}

.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:10px}
.breadcrumbs a{color:var(--brand)}

/* tables (query) */
.table-wrap{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th,table.data td{border:1px solid var(--line);padding:7px 10px;text-align:left}
table.data thead th{background:var(--brand);color:#fff;font-weight:600}
table.data tbody tr:nth-child(even){background:#f6f8fc}
table.data tbody tr:hover{background:#eef3fb}

/* footer */
.footer{background:#eef1f8;border-top:1px solid var(--line);margin-top:30px;padding:18px 0;color:var(--muted);font-size:12.5px}
.footer .inner{max-width:1180px;margin:0 auto;padding:0 16px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:820px){.two-col{grid-template-columns:1fr}}

h3.sec{font-size:16px;color:var(--brand-dark);margin:6px 0 12px}

.result-summary{border-left:5px solid var(--brand);background:linear-gradient(90deg,#eaf1ff,#fafcff);border-radius:8px;padding:16px 18px;margin-bottom:16px}
.result-summary .big{font-size:26px;font-weight:800;color:var(--brand-dark)}
.result-summary .cap{font-size:13px;color:var(--muted)}

/* back-to-top */
#backTop{
  position:fixed;right:20px;bottom:24px;z-index:60;
  display:flex;align-items:center;gap:7px;
  background:var(--brand);color:#fff;border:none;border-radius:28px;
  padding:10px 16px;font-size:13.5px;font-weight:600;cursor:pointer;
  box-shadow:0 6px 18px rgba(11,92,214,.35);
  opacity:0;visibility:hidden;transform:translateY(10px);transition:.2s
}
#backTop.show{opacity:1;visibility:visible;transform:translateY(0)}
#backTop:hover{background:var(--brand-dark)}
@media(max-width:480px){#backTop{right:12px;bottom:14px;padding:9px 12px}}