:root {
  --bg: #0a0a0a;
  --surface: #111;
  --border: #222;
  --accent: #c8ff4d;
  --text: #f0f0f0;
  --muted: #888;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--text); font-family: ui-sans-serif, system-ui, sans-serif; line-height: 1.55; }
body { max-width: 920px; margin: 0 auto; padding: 24px 16px 64px; }
a { color: var(--accent); }
header { margin-bottom: 24px; }
.kicker { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.1; margin-bottom: 8px; }
.slogan { color: var(--accent); font-weight: 700; margin-bottom: 12px; }
.lead { color: var(--muted); max-width: 62ch; margin-bottom: 16px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
}
.btn-primary { background: var(--accent); color: #111; border-color: var(--accent); font-weight: 700; }
nav.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 20px; }
nav.tabs button {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  font: inherit;
}
nav.tabs button[aria-selected="true"] {
  color: #111;
  background: var(--accent);
  border-color: var(--accent);
}
.panel { display: none; }
.panel.active { display: block; }
.cards { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 16px 0; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px; }
.card h3 { margin-bottom: 8px; font-size: 16px; }
.prompt {
  background: #0d0d0d;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  margin: 12px 0;
}
.prompt h3 { font-size: 15px; margin-bottom: 6px; }
.meta { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
pre { white-space: pre-wrap; word-break: break-word; font-size: 13px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.copy {
  margin-top: 8px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 10px;
}
table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0 24px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
.cta {
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}
.note { color: var(--muted); font-size: 14px; margin: 8px 0 16px; }
footer { margin-top: 40px; color: var(--muted); font-size: 13px; }