:root {
  --fg: #111;
  --muted: #888;
  --link: #111;
  --rule: #ececec;
  --code-bg: #f5f5f5;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: #fff;
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 96px 32px 120px;
}

header {
  margin-bottom: 72px;
}

h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
  color: #c9c9c9;
}

.tagline {
  font-size: 16px;
  color: var(--fg);
  margin: 0;
  max-width: 32em;
}

section {
  margin-bottom: 56px;
}

.label {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 16px;
  font-weight: 400;
}

p {
  margin: 0 0 14px;
  color: var(--fg);
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 48px;
}

.grid p {
  margin: 0;
  max-width: 32em;
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 48px;
}

.steps li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  max-width: 32em;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  border: 1px solid var(--rule);
  border-radius: 50%;
  transform: translateY(2px);
}

.step-text {
  flex: 1;
}

.step-text strong {
  font-weight: 600;
}

a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: var(--rule);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.15s ease;
}

a:hover {
  text-decoration-color: var(--fg);
}

code {
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}

.install {
  margin-top: 80px;
  margin-bottom: 56px;
}

.install-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--fg);
  padding: 12px 20px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.1s ease;
}

.install-button:hover {
  border-color: var(--fg);
  text-decoration: none;
  transform: translateY(-1px);
}

.install-button svg {
  width: 18px;
  height: 18px;
}

.install-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--muted);
  max-width: 32em;
}

footer {
  margin-top: 80px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  color: var(--muted);
}

footer a {
  color: var(--muted);
}

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

@media (max-width: 640px) {
  main {
    padding: 56px 24px 80px;
  }
  header {
    margin-bottom: 56px;
  }
  .grid,
  .steps {
    grid-template-columns: 1fr;
  }
}