/* ========== CONTACT PAGE ========== */
.contact-page {
  margin-top: 22px;
}

.contact-page h1 {
  margin-bottom: 48px;
  font-size: clamp(2.8rem, 4.2vw, 4.2rem);
  line-height: 1.06;
}

/* ========== FORM LAYOUT ========== */
.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 28px;
  row-gap: 30px;
}

.full-width {
  grid-column: 1 / -1;
}

.form-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.form-group label {
  font-weight: 500;
  color: var(--color-text);
  font-size: 0.98rem;
}

.required-mark {
  color: #c62828;
  font-weight: 700;
}

.form-group input,
.form-group textarea {
  width: 100%;
  border: 2px solid transparent;
  outline: none;
  background-color: rgba(107, 112, 141, 0.1);
  padding: 18px 18px;
  font-size: 0.95rem;
  color: var(--color-dark);
  font-family: inherit;
  transition: border-color 0.2s ease, background-color 0.2s ease;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(107, 112, 141, 0.72);
  font-size: 0.95rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 170px;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(7, 42, 200, 0.35);
  background-color: rgba(107, 112, 141, 0.08);
}

.submit-btn {
  grid-column: 1 / -1;
  width: 100%;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.98rem;
  padding: 17px 24px;
}

/* ========== STATES ========== */
.input-error {
  border-color: #c62828 !important;
}

.error-message {
  color: #c62828;
  font-size: 0.88rem;
  margin-top: 4px;
}

.form-group.is-valid .required-mark {
  opacity: 0;
}

.form-group.is-valid input,
.form-group.is-valid textarea {
  border-color: transparent;
}

.form-group input:invalid,
.form-group textarea:invalid {
  box-shadow: none;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .contact-page {
    margin-top: 16px;
  }

  .contact-page h1 {
    margin-bottom: 34px;
  }

  .contact-form {
    grid-template-columns: 1fr;
    row-gap: 24px;
  }

  .full-width {
    grid-column: auto;
  }

  .form-row {
    grid-column: auto;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .submit-btn {
    grid-column: auto;
  }

  .form-group input,
  .form-group textarea {
    padding: 16px 16px;
  }
}