:root {
  color-scheme: light;
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1c1f23;
  --muted: #66707a;
  --line: #e3e6eb;
  --accent: #23607f;
  --accent-dark: #17445c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

a:hover {
  text-decoration: underline;
}

.page {
  width: min(900px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0;
}

.topnav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 15px;
}

.topnav a:first-child {
  color: var(--text);
  font-weight: 700;
}

.hero,
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 18px 45px rgba(20, 28, 38, 0.08);
}

.hero {
  margin-top: 8vh;
  padding: clamp(32px, 6vw, 64px);
}

.card {
  padding: clamp(28px, 5vw, 52px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.05;
}

h2 {
  margin: 28px 0 8px;
  font-size: 20px;
}

p {
  margin: 0 0 16px;
  font-size: 17px;
}

.lead {
  max-width: 620px;
  color: var(--muted);
  font-size: 20px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.button:hover {
  background: var(--accent-dark);
  text-decoration: none;
}

.button.secondary {
  background: #eef3f6;
  color: var(--accent-dark);
}

.button.secondary:hover {
  background: #e2ebf0;
}

.contact {
  display: grid;
  gap: 4px;
  margin: 22px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fafbfc;
}

.contact span,
.updated,
.muted {
  color: var(--muted);
}

.contact span {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 30px 0 18px;
}

footer {
  margin-top: 22px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 560px) {
  .page {
    padding: 28px 0;
  }

  .topnav {
    align-items: flex-start;
    flex-direction: column;
  }
}