:root {
  --bg: #f6f8fb;
  --card: #ffffff;
  --text: #18202a;
  --muted: #667281;
  --line: #e3e8ee;
  --accent: #244b73;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a { color: inherit; }

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: auto;
}

header {
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.3px;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 15px;
}

nav a:hover { color: var(--text); }

.hero {
  padding: 110px 0 90px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 60px;
  align-items: center;
}

h1 {
  margin: 0 0 22px;
  font-size: clamp(42px, 6vw, 74px);
  line-height: 1.04;
  letter-spacing: -2.5px;
}

h2 {
  font-size: 32px;
  letter-spacing: -1px;
  margin: 0 0 18px;
}

h3 { margin-top: 0; }

.lead {
  max-width: 680px;
  font-size: 20px;
  color: var(--muted);
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px;
  box-shadow: 0 14px 45px rgba(20,40,60,.06);
}

.section {
  padding: 75px 0;
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
}

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

.button {
  display: inline-block;
  margin-top: 12px;
  padding: 12px 18px;
  border-radius: 9px;
  background: var(--accent);
  color: white;
  text-decoration: none;
  font-weight: 600;
}

.page {
  max-width: 820px;
  padding: 80px 0 100px;
}

.page h1 {
  font-size: 52px;
}

footer {
  background: #fff;
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 30px 0;
  font-size: 14px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 760px) {
  .hero { padding: 70px 0; }
  .hero-grid, .grid3 { grid-template-columns: 1fr; }
  .nav { align-items: flex-start; padding: 20px 0; }
  nav { gap: 14px; }
}