:root {
  color-scheme: light;
  --bg: #f5f8ff;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #475569;
  --line: #dbe4f0;
  --primary: #1e6fe8;
  --primary-dark: #1554b7;
}

* {
  box-sizing: border-box;
}

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

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

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.page {
  margin: 0 auto;
  max-width: 920px;
  padding: 32px 20px 56px;
}

.hero,
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
}

.hero {
  padding: 32px;
}

.eyebrow {
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 8px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1.05;
  margin: 0;
}

h2 {
  font-size: 22px;
  margin: 32px 0 8px;
}

h3 {
  font-size: 17px;
  margin: 24px 0 8px;
}

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

.lead {
  font-size: 18px;
  margin-bottom: 0;
  max-width: 760px;
}

.card {
  margin-top: 20px;
  padding: 28px;
}

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

.button {
  align-items: center;
  background: var(--primary);
  border-radius: 14px;
  color: #ffffff;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
}

.button:hover {
  background: var(--primary-dark);
  color: #ffffff;
  text-decoration: none;
}

.button.secondary {
  background: #eaf2ff;
  color: var(--primary);
}

.button.secondary:hover {
  background: #dceaff;
  color: var(--primary-dark);
}

.meta {
  color: #64748b;
  font-size: 14px;
  margin-top: 12px;
}

.notice {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 16px;
  color: #9a3412;
  margin-top: 20px;
  padding: 16px;
}

.contact-card {
  background: #eaf2ff;
  border: 1px solid #bfdbfe;
  border-radius: 16px;
  margin-top: 20px;
  padding: 18px 20px;
}

.contact-card h2 {
  color: var(--ink);
  font-size: 18px;
  margin: 0 0 8px;
}

.contact-card p {
  margin: 0;
}

.contact-email {
  color: var(--primary-dark);
  font-size: 18px;
  font-weight: 800;
  word-break: break-word;
}

.footer {
  color: #64748b;
  font-size: 14px;
  margin-top: 28px;
  text-align: center;
}

ul {
  padding-left: 22px;
}

@media (max-width: 640px) {
  .page {
    padding: 20px 14px 40px;
  }

  .hero,
  .card {
    border-radius: 20px;
    padding: 22px;
  }

  .button {
    width: 100%;
  }
}