mas-hero {
  display: block;
  padding: 6rem 1.5rem;
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
  text-align: center;
}
@media (max-width: 768px) { mas-hero { padding: 4rem 1.5rem } }
.mas-hero-0 {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}
.mas-hero-1 {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-transform: uppercase;
  line-height: 1.1;
}
@media (max-width: 768px) { .mas-hero-1 { font-size: 2.5rem } }
.mas-hero-2 {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}
.mas-hero-3 {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-text-white);
  padding: 1rem 2.5rem;
  border-radius: var(--radius);
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s;
}