:root {
  --bg: #f6f6f4;
  --fg: #111;
  --muted: #666;
  --card: #fff;
  --border: #ddd;
  --accent: #111;
  --accent-fg: #fff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111;
    --fg: #eee;
    --muted: #999;
    --card: #1b1b1b;
    --border: #333;
    --accent: #eee;
    --accent-fg: #111;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

header {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

h1 { margin: 0; font-size: 22px; }

.tag {
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 8px;
}

nav { margin-left: auto; display: flex; gap: 8px; }

button {
  font: inherit;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-fg);
  cursor: pointer;
}

button.secondary { background: transparent; color: var(--fg); }

main { max-width: 760px; margin: 0 auto; padding: 24px 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 24px;
}

.card.error { border-color: #c0392b; }

dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 12px;
  margin: 12px 0;
  font-size: 14px;
}

dt { color: var(--muted); }
dd { margin: 0; overflow-wrap: anywhere; font-family: ui-monospace, monospace; }

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.tile {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 24px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: inherit;
  text-decoration: none;
}

.tile:hover { border-color: var(--fg); }
.tile-name { font-size: 18px; font-weight: 600; }
.tile-host { font-size: 13px; color: var(--muted); }
.hint { color: var(--muted); font-size: 14px; }

[hidden] { display: none !important; }