/* ======================================================== */
/*                  CONTACT FORM SECTION                    */
/* ======================================================== */

.contact-form-section {
  background-color: #fff;
}

.contact-form {
  max-width: 800px;
  margin: 2rem auto 0;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr; /* 2 cột bằng nhau */
  gap: 1.5rem 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

/* Trường textarea chiếm trọn 2 cột */
.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: #333;
}

/* Style chung cho input, select, textarea */
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(230, 152, 36, 0.2);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

/* Tùy chỉnh mũi tên của select box */
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1em;
}

.form-submit {
  text-align: center;
  margin-top: 2.5rem;
}
.form-submit .btn {
  background-color: var(--brand);
  color: #fff;
  border: none;
  padding: 0.8rem 3rem;
  border-radius: 6px;
  font-weight: 600;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
}
.form-submit .btn:hover {
  background-color: #d9880b;
  transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
  .form-grid {
    /* Chuyển thành 1 cột trên mobile */
    grid-template-columns: 1fr;
    gap: 1.5rem 0;
  }
}