:root {
  --bg: #f8f9fb;
  --card: #ffffff;
  --line: #e5e7eb;
  --text: #111827;
  --muted: #6b7280;
  --brand: #0f172a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: "IBM Plex Mono", "Noto Serif SC", "Songti SC", monospace, serif;
}
.container { max-width: 1080px; margin: 0 auto; padding: 24px 16px 36px; }
.header { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.logo { width: 34px; height: 34px; }
h1 { font-size: 28px; margin: 0; }
.subtitle { margin: 6px 0 0; color: var(--muted); }
.grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.badge { display: inline-block; border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; font-size: 12px; color: var(--muted); }
.form { display: grid; gap: 10px; margin-top: 12px; }
.form label { display: grid; gap: 5px; font-size: 14px; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  font: inherit;
  background: #fff;
}
textarea { min-height: 96px; }
.actions { margin-top: 12px; display: flex; gap: 8px; }
button {
  border: 1px solid var(--brand);
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  padding: 10px 16px;
  cursor: pointer;
}
button.secondary { background: #fff; color: var(--brand); }
.result {
  margin-top: 12px;
  min-height: 120px;
  background: #0b1220;
  color: #dbeafe;
  border-radius: 8px;
  padding: 12px;
  white-space: pre-wrap;
}
.links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
}
.links a {
  color: var(--brand);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #fff;
}
.links a:hover { border-color: #94a3b8; }
.small { color: var(--muted); font-size: 13px; }