:root {
  --ink: #000000;
  --muted: #45524b;
  --paper: #ffffff;
  --wash: #f2f6f2;
  --line: #dbe4dd;
  --green-deep: #00785a;
  --green: #3f8f6f;
  --green-pale: #dcefe4;
  --water: #dbe7ef;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --measure: 40rem;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
}

a {
  color: var(--green-deep);
  text-decoration-color: color-mix(in srgb, var(--green-deep) 45%, transparent);
  text-underline-offset: 2px;
}

a:hover {
  text-decoration-color: currentColor;
}

h1,
h2,
h3 {
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 2rem 0 0.75rem;
}

h1 {
  font-size: 2.25rem;
}

h2 {
  font-size: 1.4rem;
}

h3 {
  font-size: 1.1rem;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--wash);
  padding: 0.1em 0.3em;
  border-radius: 3px;
}

pre {
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  line-height: 1.45;
}

pre code {
  background: none;
  padding: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.95rem;
  margin: 1rem 0;
  display: block;
  overflow-x: auto;
}

th,
td {
  text-align: left;
  padding: 0.4rem 0.75rem 0.4rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  font-weight: 600;
}

/* Nav */

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.75rem clamp(1rem, 5vw, 3rem);
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
}

.nav a:hover {
  color: var(--ink);
}

.nav a.nav-home {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.nav .spacer {
  flex: 1;
}

/* Landing page */

.landing {
  max-width: 64rem;
  margin: 0 auto;
  padding: 0 clamp(1rem, 5vw, 3rem) 4rem;
}

.hero {
  padding: clamp(2.5rem, 8vw, 5rem) 0 clamp(2rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--line);
}

.hero h1 {
  margin-top: 0;
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  max-width: 18ch;
}

.lede {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: var(--measure);
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-weight: 550;
  text-decoration: none;
}

.btn:hover {
  border-color: var(--green);
  color: var(--green-deep);
}

.btn-primary {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: #fff;
}

.btn-primary:hover {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.pitch {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  padding: 2.5rem 0;
}

.card h2 {
  margin-top: 0;
  font-size: 1.15rem;
}

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

.note {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

.note p {
  color: var(--muted);
  max-width: var(--measure);
}

/* Content pages */

.page {
  max-width: 48rem;
  margin: 0 auto;
  padding: 1rem clamp(1rem, 5vw, 3rem) 4rem;
}

.page h1 {
  margin-top: 2rem;
}

.page h2 {
  margin-top: 2.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--line);
}

/* Footer */

.footer {
  border-top: 1px solid var(--line);
  background: var(--wash);
  padding: 2rem clamp(1rem, 5vw, 3rem);
  color: var(--muted);
  font-size: 0.9rem;
}

.footer p {
  max-width: var(--measure);
  margin: 0 0 0.5rem;
}