.contact-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 4vw, 4rem); }
.contact-columns > * { min-width: 0; }
.contact-columns h2 { font-size: clamp(2.3rem, 3.5vw, 4.1rem); line-height: 1.08; }
.contact-columns .contact-intro { font-size: clamp(1.05rem, 1.5vw, 1.35rem); }
.contact-client { padding-left: clamp(1.5rem, 3vw, 3rem); border-left: 1px solid var(--line); }
.contact-client .button { display: inline-flex; align-items: center; gap: 1.5rem; }
@media (max-width: 850px) {
  .contact-columns { grid-template-columns: 1fr; gap: 2rem; }
  .contact-client { border-left: 0; border-top: 1px solid var(--line); padding: 2rem 0 0; }
}