:root {
  color-scheme: light;
  --bg: #f7f9fb;
  --card: #ffffff;
  --text: #0e1b2b;
  --muted: #5a6b7b;
  --accent: #1b6ef3;
  --accent-soft: #e4efff;
  --border: #e1e7ef;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 0.9rem;
}

.hero {
  background: linear-gradient(135deg, #f7f9fb 0%, #eef4ff 100%);
  padding: 32px 5vw 72px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 48px;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  gap: 20px;
  font-weight: 500;
  color: var(--muted);
}

.nav-links a {
  padding: 6px 0;
}

.cta {
  border: 1px solid var(--border);
  background: var(--card);
  padding: 8px 18px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.subhead {
  color: var(--muted);
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.primary,
.secondary {
  border-radius: 999px;
  padding: 10px 22px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
}

.primary {
  background: var(--accent);
  color: #fff;
}

.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.hero-card {
  background: var(--card);
  padding: 28px;
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 18px 40px rgba(17, 38, 71, 0.08);
}

.hero-card h2 {
  margin-bottom: 16px;
}

.hero-card ul {
  list-style: none;
  color: var(--muted);
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}

.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

main {
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding: 0 5vw 72px;
}

.section {
  padding: 40px 0;
}

.section.muted {
  background: #fff;
  border-radius: 28px;
  padding: 40px 4vw;
  border: 1px solid var(--border);
}

.section-header {
  max-width: 640px;
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.card {
  background: var(--card);
  padding: 24px;
  border-radius: 18px;
  border: 1px solid var(--border);
  display: grid;
  gap: 12px;
}

.card h3 {
  font-size: 1.1rem;
}

.card ul,
.card ol {
  padding-left: 16px;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.code-block {
  background: var(--accent-soft);
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--accent);
  overflow-x: auto;
}

.steps {
  padding-left: 18px;
  display: grid;
  gap: 10px;
}

.steps li {
  color: var(--muted);
}

.footer {
  padding: 32px 5vw;
  border-top: 1px solid var(--border);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer p {
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 16px;
  color: var(--muted);
}

@media (max-width: 800px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .cta {
    width: 100%;
  }
}