:root {
  --bg: #f5f7fa;
  --panel: #ffffff;
  --panel-strong: #eef3f8;
  --text: #18202a;
  --muted: #667085;
  --line: #d9e1ea;
  --accent: #1b6fd8;
  --accent-dark: #144f9b;
  --code-bg: #0f1b2d;
  --code-text: #d6e2f5;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 20px 0;
}
.nav .brand {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
}
.nav nav {
  display: flex;
  gap: 22px;
  align-items: center;
  flex-wrap: wrap;
}
.nav nav a {
  color: var(--muted);
  font-size: 15px;
}
.nav nav a:hover {
  color: var(--text);
  text-decoration: none;
}
.nav nav a.ghost {
  border: 1px solid var(--line);
  padding: 7px 14px;
  border-radius: 8px;
}

main {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  padding: 64px 0 40px;
  text-align: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 14px;
}
.hero h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}
.lede {
  max-width: 640px;
  margin: 0 auto 28px;
  font-size: 18px;
  color: var(--muted);
}
.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  font-weight: 600;
}
.btn:hover {
  text-decoration: none;
  border-color: var(--accent);
}
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.primary:hover {
  background: var(--accent-dark);
}

.block {
  padding: 48px 0;
  border-top: 1px solid var(--line);
}
.block.alt {
  background: linear-gradient(180deg, transparent, rgba(27, 111, 216, 0.04));
}
.block h2 {
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
.block p {
  color: var(--muted);
  max-width: 680px;
}

pre {
  background: var(--code-bg);
  color: var(--code-text);
  padding: 18px 20px;
  border-radius: 12px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.5;
}
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.note {
  font-size: 15px;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 8px 0 4px;
}
.cards article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
}
.cards h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--accent-dark);
}
.cards p {
  margin: 0;
  font-size: 15px;
}

.steps {
  margin: 0 0 16px;
  padding-left: 20px;
  max-width: 720px;
}
.steps li {
  margin-bottom: 10px;
  color: var(--muted);
}
.steps strong {
  color: var(--text);
}

.foot {
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding: 28px 0 48px;
  width: min(1080px, calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 15px;
  flex-wrap: wrap;
  gap: 12px;
}