:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #d8dee8;
  --primary: #2563eb;
  --danger: #dc2626;
  --ok: #14803c;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--primary); text-decoration: none; }
header {
  background: #111827;
  color: #fff;
  padding: 0 24px;
  display: flex;
  align-items: center;
  min-height: 56px;
  gap: 20px;
}
header a { color: #dbeafe; }
.brand { font-weight: 700; color: #fff; }
nav { display: flex; gap: 12px; flex-wrap: wrap; }
main { max-width: 1240px; margin: 0 auto; padding: 24px; }
h1 { font-size: 24px; margin: 0 0 16px; }
h2 { font-size: 18px; margin: 24px 0 12px; }
.page-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.page-title h1,
.page-title h2 { margin-bottom: 4px; }
.panel, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.quick-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.quick-card {
  display: block;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}
.quick-card:hover { border-color: #93c5fd; background: #f8fbff; }
.quick-card b { display: block; margin-bottom: 6px; }
.quick-card span { display: block; color: var(--muted); }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 14px; }
.stat b { display: block; font-size: 24px; margin-top: 4px; }
.muted { color: var(--muted); }
.flash { padding: 12px 14px; border-radius: 8px; margin-bottom: 16px; }
.flash.success { background: #dcfce7; color: #166534; }
.flash.error { background: #fee2e2; color: #991b1b; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); }
th, td { border-bottom: 1px solid var(--line); padding: 9px 10px; text-align: left; vertical-align: top; }
th { background: #eef2f7; font-size: 12px; color: #374151; }
tr:hover td { background: #fafafa; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.bulk-actions { margin-bottom: 12px; }
.bulk-reason { max-width: 280px; }
label { display: block; font-weight: 600; margin: 10px 0 4px; }
input, select, textarea {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 9px 10px;
  background: #fff;
  color: var(--text);
}
textarea { min-height: 92px; resize: vertical; }
.mono-area { font-family: Consolas, "SFMono-Regular", monospace; min-height: 140px; }
input[type="checkbox"] { width: auto; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px 16px; }
button, .button {
  border: 0;
  border-radius: 6px;
  padding: 9px 12px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  display: inline-block;
}
button.secondary, .button.secondary { background: #4b5563; }
button.danger, .button.danger { background: var(--danger); }
.inline-form { display: inline; }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: #e5e7eb;
  font-size: 12px;
}
.badge.ok { background: #dcfce7; color: var(--ok); }
.badge.bad { background: #fee2e2; color: var(--danger); }
pre { background: #111827; color: #e5e7eb; padding: 12px; border-radius: 8px; overflow: auto; }
.login {
  max-width: 400px;
  margin: 8vh auto;
}

@media (max-width: 760px) {
  .page-title { display: block; }
  .page-title .actions { margin-top: 10px; }
  header { align-items: flex-start; padding: 12px; }
  nav { gap: 8px; }
  main { padding: 16px; }
}