:root {
  --bg: #0f1419;
  --panel: #1a2129;
  --text: #e6e9ec;
  --muted: #8b98a5;
  --accent: #4fc3a1;
  --warn: #e0b055;
  --border: #2c3640;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f8f9;
    --panel: #ffffff;
    --text: #1a2129;
    --muted: #5b6770;
    --accent: #0e8a6d;
    --warn: #9a6d00;
    --border: #d8dee4;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 2.5rem 1.25rem 4rem; }
h1 { margin: 0; font-size: 1.9rem; letter-spacing: -0.02em; }
h1::before { content: "✈ "; color: var(--accent); }
.tagline { color: var(--muted); margin-top: 0.4rem; }

#lookup-form { display: flex; gap: 0.5rem; margin: 1.5rem 0 0.75rem; flex-wrap: wrap; }
#query {
  flex: 1 1 260px;
  padding: 0.65rem 0.9rem;
  font: inherit;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-transform: uppercase;
}
#query::placeholder { text-transform: none; color: var(--muted); opacity: 0.7; }
#kind, button {
  padding: 0.65rem 0.9rem;
  font: inherit;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
}
button {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
}
button:hover { filter: brightness(1.08); }
#status { color: var(--muted); min-height: 1.2em; margin: 0.25rem 0; }

#result {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-top: 0.5rem;
}
.row { display: flex; gap: 1rem; padding: 0.3rem 0; border-bottom: 1px solid var(--border); }
.row:last-of-type { border-bottom: none; }
.label { flex: 0 0 7.5rem; color: var(--muted); }
.value { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-word; }
.extra { color: var(--muted); font-family: inherit; font-size: 0.9em; }
.warning { color: var(--warn); padding: 0.35rem 0; font-size: 0.95em; }
.warning::before { content: "! "; font-weight: 700; }
a { color: var(--accent); }

.ownership {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 2px solid var(--accent);
}
.ownership-head {
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.owner {
  padding: 0.4rem 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.owner strong { font-family: inherit; }
.details { margin-top: 0.5rem; }
.detail {
  display: flex;
  gap: 1rem;
  padding: 0.2rem 0;
  border-bottom: 1px solid var(--border);
}
.detail:last-child { border-bottom: none; }
.detail span:first-child { flex: 0 0 11rem; color: var(--muted); }
.detail span:last-child {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  word-break: break-word;
}

.help { margin-top: 2.5rem; color: var(--muted); font-size: 0.95em; }
.help h2 { font-size: 1.1rem; color: var(--text); }
.help code, .help pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.help code { padding: 0.1em 0.35em; }
.help pre { padding: 0.75rem 1rem; overflow-x: auto; }
.help pre code { border: none; padding: 0; background: none; }
.caveats { font-size: 0.92em; }
.footer-links { margin-top: 1.5rem; font-size: 0.9em; }