:root {
  --bg: #f4efe4;
  --bg-accent: #ded3bf;
  --ink: #18171a;
  --muted: #5f5a56;
  --line: #c4b79f;
  --card: #fffdf8;
  --hot: #b64f1e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'IBM Plex Sans', sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 20%, rgba(182, 79, 30, 0.11), transparent 42%),
    radial-gradient(circle at 88% 80%, rgba(89, 84, 67, 0.16), transparent 37%),
    linear-gradient(135deg, var(--bg), var(--bg-accent));
}

.shell {
  max-width: 960px;
  margin: 0 auto;
  padding: 4rem 1.25rem 2rem;
}

.hero {
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 253, 248, 0.72);
  backdrop-filter: blur(3px);
}

.kicker {
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--hot);
  font-size: 0.78rem;
}

h1 {
  margin: 0.75rem 0 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.04;
}

.subtitle {
  margin: 1rem 0 0;
  color: var(--muted);
  max-width: 60ch;
}

.cards {
  margin-top: 1.3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.9rem;
}

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

.card h2 {
  margin: 0;
  font-size: 1.05rem;
  font-family: 'Space Grotesk', sans-serif;
}

.card p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

pre {
  margin: 0.8rem 0 0;
  border-radius: 10px;
  background: #1f1f1f;
  color: #ececec;
  padding: 0.7rem;
  overflow-x: auto;
}

@media (max-width: 640px) {
  .shell {
    padding-top: 2.5rem;
  }

  .hero {
    padding: 1.25rem;
  }
}