:root {
  --bg: #f7f8fb;
  --ink: #172033;
  --muted: #586174;
  --card: #ffffff;
  --line: #dfe4ee;
  --accent: #1f3f66;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

a { color: var(--accent); }

.page {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0;
}

.narrow { width: min(820px, calc(100% - 40px)); }

.hero {
  padding: 56px;
  background: linear-gradient(135deg, #ffffff 0%, #eef3fa 100%);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 18px 45px rgba(23, 32, 51, 0.08);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.05;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.lede {
  max-width: 760px;
  margin: 0 0 24px;
  font-size: 1.15rem;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-block;
  padding: 13px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
}

.button.secondary {
  background: #ffffff;
  color: var(--accent);
  border: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
  box-shadow: 0 10px 25px rgba(23, 32, 51, 0.05);
}

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

.warning {
  border-color: #e9c46a;
  background: #fffaf0;
}

.topnav { margin-bottom: 28px; }

.topnav a {
  text-decoration: none;
  font-weight: 700;
}

.product {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 42px;
}

.fineprint {
  margin-top: 18px;
  font-size: 0.9rem;
}

@media (max-width: 820px) {
  .hero,
  .product { padding: 28px; }

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