body {
  margin: 0;
  font-family: Roboto, Arial, sans-serif;
  color: #0b1a1f;
  background: #fafbfc;
  line-height: 1.7;
}
a { color: #1976d2; }
a:hover { text-decoration: underline; }
main { max-width: 960px; margin: 0 auto; padding: 32px 16px; }
.nav { margin-bottom: 28px; font-size: 0.9rem; }
.nav span { color: #90a4ae; margin: 0 8px; }
.hero { text-align: center; margin-bottom: 48px; }
h1 {
  color: #1976d2;
  font-size: 2.4rem;
  font-weight: 900;
  margin: 0 0 0.45em;
  line-height: 1.2;
}
.lead {
  font-size: 1.2rem;
  color: #23434e;
  max-width: 760px;
  margin: 0 auto 1.2em;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.chip {
  border: 1px solid #1976d2;
  border-radius: 16px;
  padding: 5px 16px;
  color: #1976d2;
  font-size: 0.95rem;
}
section { margin-bottom: 48px; }
h2 {
  color: #1976d2;
  font-size: 1.7rem;
  font-weight: 800;
  border-bottom: 2px solid #e0e0e0;
  padding-bottom: 8px;
  margin: 0 0 18px;
}
.card {
  background: #f7fafd;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 24px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.grid article {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 20px;
}
.grid h3 { margin: 0 0 8px; color: #0b1a1f; font-size: 1.05rem; }
.grid p { margin: 0; color: #23434e; font-size: 0.98rem; }
.faq details {
  border-bottom: 1px solid #e0e0e0;
  padding: 12px 0;
}
.faq summary { font-weight: 700; cursor: pointer; }
.cta {
  text-align: center;
  background: #eef6fb;
  border-radius: 12px;
  padding: 32px 20px;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 18px; }
.btn {
  background: #1976d2;
  color: #fff;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
}
.btn-ghost {
  border: 2px solid #1976d2;
  color: #1976d2;
  padding: 10px 26px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
}
footer {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid #e0e0e0;
  color: #607d8b;
  font-size: 0.88rem;
}
@media (max-width: 640px) {
  h1 { font-size: 1.85rem; }
}