:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --ink: #172033;
  --muted: #667085;
  --line: #d9dee8;
  --brand: #1867c9;
  --brand-2: #0f9f8f;
  --warn: #b54708;
  --danger: #b42318;
  --ok: #087443;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
button, input, select, textarea { font: inherit; }
button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  min-height: 36px;
  border-radius: 6px;
  padding: 0 12px;
  cursor: pointer;
}
button.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
button.success { background: var(--brand-2); border-color: var(--brand-2); color: #fff; }
button.danger { color: var(--danger); }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
  background: #fff;
}
textarea { min-height: 96px; resize: vertical; }
label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 11px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 600; background: #fbfcff; }
.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: linear-gradient(135deg, #f7f8fb 0%, #eef6f4 50%, #eef3fb 100%);
}
.login-box {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 24px 80px rgba(24, 39, 75, .10);
}
.login-box h1 { margin: 0 0 8px; font-size: 28px; }
.login-box p { color: var(--muted); margin: 0 0 24px; }
.shell { min-height: 100vh; display: grid; grid-template-columns: 248px 1fr; }
.sidebar {
  background: #132033;
  color: #fff;
  padding: 20px 14px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 20px;
}
.brand { font-size: 19px; font-weight: 800; padding: 8px 10px; }
.nav { display: grid; align-content: start; gap: 6px; }
.nav button {
  justify-content: flex-start;
  text-align: left;
  color: #d6deeb;
  background: transparent;
  border-color: transparent;
}
.nav button.active, .nav button:hover { color: #fff; background: rgba(255,255,255,.10); }
.userbar { color: #aebbd0; font-size: 13px; display: grid; gap: 8px; padding: 0 8px; }
.main { min-width: 0; padding: 22px; display: grid; gap: 18px; align-content: start; }
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.top h2 { margin: 0; font-size: 24px; }
.grid { display: grid; gap: 14px; }
.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}
.stat { display: grid; gap: 4px; }
.stat strong { font-size: 26px; }
.stat span, .muted { color: var(--muted); }
.form-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; align-items: end; }
.form-grid .wide { grid-column: span 2; }
.form-grid .full { grid-column: 1 / -1; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: #eef3fb;
  color: #245487;
  font-size: 12px;
}
.ok { color: var(--ok); }
.warn { color: var(--warn); }
.error { color: var(--danger); margin-top: 12px; }
.question {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  display: grid;
  gap: 10px;
}
.options { display: grid; gap: 8px; }
.options label { display: flex; align-items: flex-start; gap: 8px; color: var(--ink); }
.options input { width: auto; margin-top: 3px; }
.consent {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
}
.consent input { width: auto; }
.log {
  white-space: pre-wrap;
  background: #101828;
  color: #f2f4f7;
  border-radius: 6px;
  padding: 12px;
  overflow: auto;
}
.toolbar { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; }
.toolbar > * { min-width: 150px; }
.hidden { display: none !important; }
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 2; grid-template-rows: auto auto; }
  .nav { grid-auto-flow: column; overflow-x: auto; }
  .userbar { display: none; }
  .cols-2, .cols-3, .form-grid { grid-template-columns: 1fr; }
  .form-grid .wide, .form-grid .full { grid-column: auto; }
  .main { padding: 14px; }
}