:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #dbe2ea;
  --primary: #0f4c81;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: linear-gradient(160deg, #edf4fb 0%, #f9fbff 45%, #eef8f2 100%);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
.container { max-width: 1200px; margin: 0 auto; padding: 24px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 10px 24px rgba(15, 76, 129, 0.06);
}
.narrow { max-width: 440px; margin: 8vh auto; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.split { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 16px; }
@media (min-width: 980px) { .split { grid-template-columns: 1fr 1fr; } }
.grid { display: grid; gap: 12px; }
label { font-weight: 600; display: grid; gap: 6px; }
input, textarea, button {
  font: inherit;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
}
button { background: var(--primary); color: #fff; border: none; cursor: pointer; }
button.secondary { background: #6b7280; }
.hidden { display: none; }
.muted { color: var(--muted); }
.error { color: #b42318; min-height: 1.2em; }
.badge { padding: 3px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.badge.active { color: #0f5132; background: #d1e7dd; }
.badge.inactive { color: #842029; background: #f8d7da; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { border-bottom: 1px solid var(--border); padding: 8px; text-align: left; vertical-align: top; }
.actions { display: flex; gap: 6px; }
.actions button { padding: 6px 8px; font-size: 12px; }
.endpoint-box {
  background: #f8fbff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  line-height: 1.7;
  word-break: break-all;
}
code {
  background: #eef3f8;
  padding: 2px 6px;
  border-radius: 4px;
}
hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 14px 0;
}