:root {
  color-scheme: dark;
  --bg: #121414;
  --surface: #1a1c1c;
  --text: #e2e2e2;
  --muted: #bacac2;
  --primary: #46f1c5;
  --outline: #3b4a44;
  --max-width: 720px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  line-height: 1.6;
  background: var(--bg);
  color: var(--text);
}

a {
  color: var(--primary);
}

a:hover {
  text-decoration: none;
}

.site-header,
.site-footer {
  border-color: var(--outline);
}

.site-header {
  border-bottom: 1px solid var(--outline);
  padding: 1rem 1.25rem;
}

.site-header-inner,
.page,
.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  color: var(--text);
  font-weight: 700;
  font-size: 1.125rem;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand span {
  color: var(--primary);
}

.nav {
  margin-top: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  font-size: 0.9375rem;
}

.page {
  padding: 2rem 1.25rem 3rem;
}

.page h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.lead {
  color: var(--muted);
  font-size: 1.0625rem;
  margin: 0 0 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  margin: 1.25rem 0;
}

.card h2,
.page h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.25rem;
}

.page h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.05rem;
}

.page p,
.page li {
  color: var(--muted);
}

.page ul,
.page ol {
  padding-left: 1.25rem;
}

.page li + li {
  margin-top: 0.35rem;
}

.meta {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.button {
  display: inline-block;
  background: var(--primary);
  color: #00382b;
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 1.125rem;
  border-radius: 999px;
}

.button:hover {
  filter: brightness(1.05);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.site-footer {
  border-top: 1px solid var(--outline);
  padding: 1.5rem 1.25rem 2rem;
  color: var(--muted);
  font-size: 0.875rem;
}

.site-footer p {
  margin: 0;
}