:root {
  --bg: #050505;
  --panel: rgba(10, 10, 10, 0.92);
  --panel-2: rgba(14, 14, 14, 0.96);
  --text: #f5f5f5;
  --muted: #b7b7b7;
  --line: rgba(255, 255, 255, 0.1);
  --accent: #9eff6e;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.45);
  --container: 960px;
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(158, 255, 110, 0.08), transparent 26%),
    linear-gradient(180deg, #0a0a0a 0%, var(--bg) 100%);
}

a {
  color: var(--text);
}

.page {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
  padding: 72px 0 48px;
}

.hero,
.grid,
.about,
.footer {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero {
  padding: 48px 28px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.9rem;
  letter-spacing: 0.14em;
}

h1 {
  margin: 0;
  max-width: 10ch;
  font-size: clamp(3rem, 7vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.lede,
.card p,
.about p {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.lede {
  max-width: 44rem;
  margin: 24px 0 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
  padding: 16px;
}

.card {
  padding: 24px;
  border-radius: 12px;
  background: var(--panel-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

h2 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  line-height: 1.2;
}

.about,
.footer {
  margin-top: 20px;
  padding: 24px 28px;
}

.prompt {
  margin-right: 12px;
  color: var(--accent);
}

.footer a {
  margin-right: 16px;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.footer a:hover {
  color: var(--accent);
}

@media (max-width: 780px) {
  .page {
    width: min(calc(100% - 24px), var(--container));
    padding-top: 24px;
  }

  .hero,
  .about,
  .footer {
    padding: 28px 20px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}