/* Premium contact — chips + understated inputs; contact.js vẫn dùng #contactForm */
.form-input-understated {
  border-top: none;
  border-left: none;
  border-right: none;
  border-bottom: 1px solid #d9d5cf;
  background: transparent;
  border-radius: 0;
  transition: border-color 0.3s ease;
  box-sizing: border-box;
  font-family: inherit;
  font-size: 16px;
  color: #1d1d1f;
}
.form-input-understated:focus {
  outline: none;
  box-shadow: none;
  border-color: #005ac1;
}
.request-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  border: 1px solid #d9d5cf;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  color: #1d1d1f;
  background: #fff;
}
.request-chip:hover {
  border-color: #1d1d1f;
}
.request-chip.chip-active {
  background-color: #1d1d1f;
  color: #ffffff;
  border-color: #1d1d1f;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.status {
  margin-top: 4px;
  font-weight: 600;
  min-height: 1.4em;
}
.status.is-error { color: #b91c1c; }
.status.is-ok { color: #047857; }