body :is(.btn, .btn-primary, .btn-outline, .btn-white, .proof-contact a) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border: 2px solid transparent;
  border-radius: 10px;
  font-family: Lato, system-ui, -apple-system, sans-serif;
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.6;
  text-align: center;
  text-decoration: none;
  white-space: normal;
  max-width: 100%;
  cursor: pointer;
  transition: background .25s, border-color .25s, box-shadow .25s;
}
body :is(.btn, .btn-primary, .proof-contact a):not(.btn--ghost) {
  background: #c8952a;
  border-color: #c8952a;
  color: #0b1e3d;
}
body :is(.btn, .btn-primary, .proof-contact a):not(.btn--ghost):hover {
  background: #e0aa45;
  border-color: #e0aa45;
  box-shadow: 0 6px 20px rgba(200,149,42,.35);
  transform: none;
}
body :is(.btn-outline, .btn--ghost) {
  background: transparent;
  border-color: rgba(255,255,255,.35);
  color: #fff;
}
body :is(.btn-outline, .btn--ghost):hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.65);
}
body .btn-white { background: #fff; border-color: #fff; color: #0b1e3d; }
body .btn-white:hover { background: #f7f8fa; border-color: #f7f8fa; transform: none; box-shadow: 0 6px 20px rgba(0,0,0,.12); }
body :is(.btn, .btn-primary, .btn-white, .proof-contact a):not(.btn--ghost):focus-visible { outline: 2px solid #0b1e3d; outline-offset: 2px; }
body :is(.btn-outline, .btn--ghost):focus-visible { outline: 2px solid #c8952a; outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  body :is(.btn, .btn-primary, .btn-outline, .btn-white, .proof-contact a) { transition: none; }
}