* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #f4f5f7; --card: #ffffff; --ink: #1f2329; --muted: #6b7280;
  --line: #e5e7eb; --brand: #2563eb; --brand-dark: #1d4ed8;
  --ok: #16a34a; --warn: #d97706; --bad: #dc2626;
}
body { font-family: "Segoe UI", "Microsoft YaHei", system-ui, sans-serif; background: var(--bg); color: var(--ink); font-size: 14px; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar { background: #111827; color: #fff; display: flex; align-items: center; gap: 24px; padding: 0 24px; height: 52px; }
.topbar .logo { font-weight: 700; font-size: 16px; color: #fff; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a { color: #d1d5db; padding: 6px 12px; border-radius: 6px; }
.topbar nav a:hover { background: #1f2937; color: #fff; text-decoration: none; }
.topbar nav a.active { background: #2563eb; color: #fff; }
.topbar .who { color: #9ca3af; }
.topbar .who a { color: #d1d5db; margin-left: 8px; }

.wrap { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 20px; margin-bottom: 16px; }
.card h2 { font-size: 16px; margin-bottom: 14px; }
.grid { display: grid; gap: 16px; }
.grid.cols2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 800px) { .grid.cols2 { grid-template-columns: 1fr; } }

.stat { font-size: 28px; font-weight: 700; }
.stat small { font-size: 13px; color: var(--muted); font-weight: 400; display: block; margin-top: 4px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: 13px; background: #fafafa; }
tr:hover td { background: #f9fafb; }
.table-scroll { overflow-x: auto; }

.btn { display: inline-block; background: var(--brand); color: #fff; border: 0; border-radius: 6px; padding: 8px 16px; cursor: pointer; font-size: 14px; }
.btn:hover { background: var(--brand-dark); text-decoration: none; color: #fff; }
.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.ghost:hover { background: #f3f4f6; }
.btn.danger { background: var(--bad); }
.btn.sm { padding: 4px 10px; font-size: 13px; }

input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; background: #fff; }
input:focus, select:focus, textarea:focus { outline: 2px solid #bfdbfe; border-color: var(--brand); }
label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: 13px; }
form.inline { display: inline; }
form.inline input, form.inline select { width: auto; }
.formrow { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; }
.formrow > div { min-width: 140px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.badge.ok { background: #dcfce7; color: var(--ok); }
.badge.warn { background: #fef3c7; color: var(--warn); }
.badge.bad { background: #fee2e2; color: var(--bad); }
.badge.mut { background: #f3f4f6; color: var(--muted); }

.alert { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; }
.alert.ok { background: #dcfce7; color: #14532d; }
.alert.bad { background: #fee2e2; color: #7f1d1d; }

.auth-box { max-width: 380px; margin: 80px auto; }
.auth-box .logo { text-align: center; font-size: 22px; font-weight: 700; margin-bottom: 20px; }
.muted { color: var(--muted); }
.mono { font-family: Consolas, monospace; word-break: break-all; }
pre.mono { background: #f8fafc; border: 1px solid var(--line); border-radius: 8px; padding: 12px; white-space: pre-wrap; font-size: 12px; }
.pager { margin-top: 12px; display: flex; gap: 8px; align-items: center; }
.mt { margin-top: 12px; }