.tk-form-wrap {
  max-width: 680px;
  margin: 0 auto;
}
.tk-title {
  font-size: 2rem !important;
  font-weight: 400 !important;
  margin-bottom: 24px !important;
  color: #0f5959 !important;
  line-height: 1.2 !important;
}
.tk-card {
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 2px 14px rgba(0,0,0,.07);
  padding: 36px;
}
.tk-field {
  position: relative;
  margin-bottom: 16px;
}
.tk-field input,
.tk-field textarea {
  width: 100%;
  padding: 14px 16px;
  background: #f5f5f5;
  border: 1px solid #e5e5e5;
  border-radius: 4px;
  font-size: 16px !important;
  color: #404040;
  box-sizing: border-box;
  transition: border-color .15s, background .15s;
  font-family: inherit;
}
.tk-field input:focus,
.tk-field textarea:focus {
  outline: none;
  border-color: #0f5959;
  background: #fff;
}
.tk-field textarea {
  min-height: 130px;
  resize: vertical;
  font-size: 1rem !important;
}
.tk-field textarea::placeholder {
  font-size: 1rem !important;
  opacity: .6;
}
.tk-req {
  position: absolute;
  top: 10px;
  right: 12px;
  color: #CE3C3B;
  font-size: .8rem;
  pointer-events: none;
}
.tk-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.tk-submit {
  width: 100%;
  padding: 18px;
  background: #0f5959;
  color: #fff;
  border: 0;
  border-radius: 4px;
  font-size: 18px !important;
  font-weight: 700;
  letter-spacing: .08em;
  cursor: pointer;
  margin-top: 8px;
  transition: background .15s;
  font-family: inherit;
}
.tk-submit:hover { background: #0a3f3f; }
.tk-success {
  padding: 20px 24px;
  background: #f0f8f0;
  border-left: 4px solid #0f5959;
  color: #0f5959;
  border-radius: 4px;
  margin-bottom: 20px;
}
.tk-error {
  padding: 14px 16px;
  background: #fff0f0;
  border-left: 4px solid #CE3C3B;
  color: #900;
  margin-bottom: 20px;
  border-radius: 4px;
}
.tk-hp { display: none; }
@media (max-width: 600px) {
  .tk-row { grid-template-columns: 1fr; }
  .tk-card { padding: 24px 20px; }
}