:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --bg: #ffffff;
  --muted: #666666;
  --border: #dddddd;
  --accent: #2563eb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e5e5e5;
    --bg: #121212;
    --muted: #999999;
    --border: #333333;
    --accent: #60a5fa;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--fg);
  background: var(--bg);
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.topbar .brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.topbar nav { display: flex; gap: 1rem; flex: 1; }
.topbar a { color: var(--fg); text-decoration: none; }
.topbar a:hover { color: var(--accent); }
.account { display: flex; align-items: center; gap: 0.75rem; }
form.inline { display: inline; }

main { max-width: 860px; margin: 0 auto; padding: 1.5rem; }

table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 0.4rem 0.6rem; border-bottom: 1px solid var(--border); }

ul.list { list-style: none; padding: 0; }
ul.list li { padding: 0.5rem 0; border-bottom: 1px solid var(--border); display: flex; gap: 0.75rem; align-items: baseline; }
ul.list.stacked li { display: block; padding: 1rem 0; }

.muted { color: var(--muted); font-size: 0.9em; }
.error { color: #dc2626; }
.badge { border: 1px solid var(--border); border-radius: 999px; padding: 0 0.5rem; font-size: 0.8em; }
.badge.active { border-color: var(--accent); color: var(--accent); }

textarea {
  width: 100%;
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem;
  background: var(--bg);
  color: var(--fg);
}

pre { background: rgba(127, 127, 127, 0.1); padding: 0.75rem; border-radius: 6px; overflow-x: auto; }

.button, button {
  display: inline-block;
  margin-top: 0.75rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
}

button.danger { background: #dc2626; }

.card.center { max-width: 420px; margin: 3rem auto; text-align: center; }