:root {
  color-scheme: light;
  --background: #f7f9fb;
  --surface: #ffffff;
  --surface-strong: #e9eef7;
  --text: #111827;
  --text-muted: #434749;
  --text-subtle: #5d6678;
  --primary: #2457c5;
  --primary-soft: #d5e4fa;
  --primary-ink: #0d1d2c;
  --border: #c3c7c8;
  --border-soft: #d8e0f0;
  --radius: 32px;
}

* {
  box-sizing: border-box;
}

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

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

a:hover {
  text-decoration: underline;
}

.site-shell {
  width: min(100%, 920px);
  margin: 0 auto;
  padding: 28px 20px 48px;
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 36px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 20px;
  font-weight: 700;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-ink);
  font-size: 21px;
}

.nav {
  display: flex;
  gap: 16px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
}

.hero {
  display: grid;
  gap: 20px;
  padding: 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.eyebrow {
  margin: 0;
  color: var(--text-subtle);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(34px, 8vw, 56px);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin: 36px 0 12px;
  font-size: 24px;
  line-height: 1.25;
}

h3 {
  margin: 24px 0 8px;
  font-size: 18px;
  line-height: 1.35;
}

p {
  margin: 0 0 14px;
  color: var(--text-muted);
}

ul {
  margin: 0 0 18px;
  padding-left: 20px;
  color: var(--text-muted);
}

li + li {
  margin-top: 8px;
}

.lead {
  max-width: 660px;
  color: var(--text-muted);
  font-size: 18px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

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

.button.secondary {
  background: var(--primary-soft);
  color: var(--primary-ink);
}

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

.content-card {
  margin-top: 24px;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.note {
  padding: 18px;
  border: 1px solid var(--border-soft);
  border-radius: 20px;
  background: var(--surface-strong);
  color: var(--primary-ink);
}

.footer {
  margin-top: 32px;
  color: var(--text-subtle);
  font-size: 14px;
}

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

  .hero,
  .content-card {
    padding: 24px;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
  }
}