:root {
  color-scheme: light;
  --bg: #f4fbf8;
  --panel: #ffffff;
  --ink: #1f312d;
  --muted: #65746f;
  --line: #dceae5;
  --brand: #38bda6;
  --brand-dark: #168c7a;
  --soft: #e8f7f2;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
}

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

a:hover {
  text-decoration: underline;
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: 0;
}

.mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(145deg, #a7efe2, #37c2ac);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
}

.nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 14px;
}

.hero {
  padding: 36px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--brand-dark);
  font-size: 14px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(32px, 8vw, 56px);
  line-height: 1.08;
  letter-spacing: 0;
}

h2 {
  margin: 34px 0 12px;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: 0;
}

h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

p {
  margin: 10px 0;
}

.lead {
  max-width: 680px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 18px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--brand);
  color: #ffffff;
  font-weight: 700;
}

.button.secondary {
  background: var(--soft);
  color: var(--brand-dark);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.card {
  min-height: 132px;
  padding: 18px;
  border-radius: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 17px;
}

.muted {
  color: var(--muted);
}

.content {
  margin-top: 18px;
  padding: 28px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
}

ul {
  padding-left: 22px;
}

li {
  margin: 8px 0;
}

.footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 720px) {
  .page {
    width: min(100% - 24px, 920px);
    padding-top: 20px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    padding-bottom: 20px;
  }

  .hero,
  .content {
    padding: 24px;
    border-radius: 20px;
  }

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