public/styles.css

:root {
  color-scheme: light;
  --bg: #f4efe6;
  --paper: rgba(255, 252, 247, 0.82);
  --ink: #1f1a16;
  --muted: #66584a;
  --line: rgba(72, 52, 35, 0.15);
  --accent: #0f766e;
  --accent-strong: #155e75;
  --shadow: 0 24px 60px rgba(48, 31, 12, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.18), transparent 34%),
    radial-gradient(circle at right, rgba(20, 83, 45, 0.12), transparent 28%),
    linear-gradient(160deg, #f8f3eb, #efe7d8 60%, #e7ddcb);
}

.landing-shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

.hero-card,
.info-card,
.code-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-card {
  padding: 40px;
}

.hero-card h1,
.section-head h2,
.info-card h2 {
  margin: 0 0 16px;
  font-family: "Avenir Next", "Space Grotesk", sans-serif;
}

.hero-card h1 {
  max-width: 12ch;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.95;
}

.hero-copy,
.info-card p {
  color: var(--muted);
  line-height: 1.6;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
}

.primary-link {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.secondary-link {
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 22px 0;
}

.info-card,
.code-card {
  padding: 24px;
}

code,
pre {
  font-family: "IBM Plex Mono", Consolas, monospace;
}

pre {
  margin: 0;
  overflow: auto;
  padding: 20px;
  border-radius: 20px;
  background: #171411;
  color: #f9f4ed;
}

@media (max-width: 840px) {
  .landing-shell {
    width: min(100% - 20px, 680px);
    padding-top: 20px;
  }

  .hero-card,
  .info-card,
  .code-card {
    border-radius: 22px;
  }

  .hero-card {
    padding: 28px 22px;
  }

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