:root {
  color-scheme: light;
  --bg: #f7fbf8;
  --surface: #ffffff;
  --text: #111513;
  --muted: #5d6a63;
  --border: #dfe8e2;
  --accent: #0f8f68;
}

* {
  box-sizing: border-box;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

body {
  margin: 0;
  min-height: 100vh;
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 72px;
}

nav {
  display: flex;
  gap: 18px;
  margin-bottom: 48px;
  font-size: 15px;
}

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

a:hover {
  text-decoration: underline;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 7vw, 58px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 34px 0 10px;
  font-size: 20px;
  line-height: 1.25;
}

p,
li {
  font-size: 17px;
  line-height: 1.65;
  color: var(--muted);
}

p {
  margin: 0 0 16px;
}

ul {
  padding-left: 22px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 26px;
  margin-top: 24px;
}

.meta {
  color: var(--muted);
  font-size: 15px;
  margin-top: 32px;
}