:root {
  color-scheme: light;
  --bg: #f7f8f6;
  --text: #151713;
  --muted: #5d6459;
  --line: #d9ddd4;
  --panel: #ffffff;
  --accent: #28563c;
}

* {
  box-sizing: border-box;
}

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

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

a:hover {
  text-decoration: underline;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px;
}

.brand {
  color: var(--text);
  font-size: 20px;
  font-weight: 750;
  letter-spacing: 0;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav a {
  color: var(--muted);
  font-size: 15px;
}

main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.hero {
  padding: 72px 0 56px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1;
  letter-spacing: 0;
}

.lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 20px;
}

.button {
  display: inline-block;
  margin-top: 30px;
  padding: 12px 18px;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-weight: 700;
}

.button:hover {
  text-decoration: none;
}

.section {
  padding: 38px 0;
  border-bottom: 1px solid var(--line);
}

h2 {
  margin: 0 0 14px;
  font-size: 24px;
}

h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

p {
  margin: 0 0 14px;
}

.product {
  max-width: 620px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.page {
  max-width: 780px;
  padding-top: 48px;
}

.page h1 {
  font-size: clamp(38px, 5vw, 56px);
  margin-bottom: 22px;
}

.page h2 {
  margin-top: 32px;
}

footer {
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding: 46px 0 42px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}