:root {
  --bg: #f6f7f9;
  --fg: #1c1f24;
  --muted: #5d6573;
  --card: #ffffff;
  --border: #d9dde3;
  --accent: #1f5fbf;
  --error: #b42318;
  --ok: #067647;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); }
.container { max-width: 960px; margin: 0 auto; padding: 24px 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
}
.narrow { max-width: 380px; margin: 10vh auto 0; }
h1 { font-size: 1.4rem; margin: 0 0 12px; }
h2 { font-size: 1.1rem; margin: 0 0 8px; }
.muted { color: var(--muted); }
.error { color: var(--error); }
.status-success { color: var(--ok); }
.status-failed { color: var(--error); }
label { display: block; margin-bottom: 12px; font-size: 0.9rem; }
input {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
}
button {
  padding: 8px 16px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
}
button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.topbar h1 { margin: 0; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0; }
dt { color: var(--muted); }
dd { margin: 0; }