:root {
  --bg: #0f1419;
  --card: #1a212b;
  --card-hi: #1d2733;
  --border: #2b3543;
  --text: #e6edf3;
  --muted: #8b97a5;
  --accent: #4f9cf9;
  --ok: #3fb950;
  --err: #f85149;
  --tag: #2d3a4d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header {
  padding: 24px 20px 12px;
  max-width: 880px;
  margin: 0 auto;
}

header h1 { margin: 0 0 4px; font-size: 22px; }
.sub { color: var(--muted); margin: 0 0 12px; }

.banner {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--muted);
}

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 8px 20px 60px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}

.card.highlight { background: var(--card-hi); border-color: var(--accent); }

.card h2 { margin: 0 0 6px; font-size: 16px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: var(--tag);
  padding: 2px 8px;
  border-radius: 999px;
}

.hint { color: var(--muted); font-size: 13px; margin: 0 0 12px; }

label { display: block; margin: 8px 0; font-size: 13px; color: var(--muted); }
label.inline { display: inline-flex; align-items: center; gap: 6px; margin: 0; }

input, select, textarea {
  width: 100%;
  margin-top: 4px;
  padding: 8px 10px;
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}
label.inline input { width: auto; margin: 0; }
textarea { resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

button {
  margin-top: 10px;
  padding: 8px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}
button:hover { filter: brightness(1.1); }
button.secondary { background: var(--tag); }

.row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.out {
  margin-top: 12px;
  padding: 12px;
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 360px;
  overflow: auto;
}
.out:empty { display: none; }
.out.ok { border-left: 3px solid var(--ok); }
.out.err { border-left: 3px solid var(--err); }

.muted { color: var(--muted); font-size: 13px; }

.hook { border: 1px solid var(--border); border-radius: 6px; margin-top: 8px; padding: 8px 10px; }
.hook summary { cursor: pointer; font-size: 13px; }
.hook pre { margin: 8px 0 0; font-size: 12px; overflow: auto; max-height: 300px; }

.badge { font-size: 11px; padding: 1px 7px; border-radius: 999px; margin-left: 6px; }
.badge.ok { background: rgba(63,185,80,.15); color: var(--ok); }
.badge.err { background: rgba(248,81,73,.15); color: var(--err); }
.badge.muted { background: var(--tag); color: var(--muted); }

code { background: #0d1117; padding: 1px 5px; border-radius: 4px; font-size: 12px; }