.banner {
  width: 100%;
  height: 480px;
  position: relative;
  margin: 80px auto 0;
}

.banner_bg {
  width: 100%;
  height: 100%;
}

.banner_bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner_text {
  position: absolute;
  top: 50%;
  left: 40%;
  transform: translate(-50%, -50%);
}

.banner_text h2 {
  font-size: 50px;
  color: #0565C0;
  margin-bottom: 20px;
  font-weight: 700;
}

.banner_text p {
  font-size: 50px;
  color: #0565C0;
  font-weight: 700;
}

.contact_us {
  width: 100%;
  padding: 80px 0 50px;
}

.contact_us_bd {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 70% 1fr;
  gap: 40px;
}

.contact_us_bd .left {
  height: 100%;
}

.contact_us_bd .left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact_us_bd .right .right_title {
  display: flex;
  flex-direction: column;
  text-align: left;
}


.contact_us_bd .right h2 {
  margin-bottom: 40px;
  font-weight: 500;
  font-size: 26px;
  color: #0A0F1C;
  line-height: 36px;
  font-style: normal;
  text-transform: none;
}

.contact_us_bd .right p {
  margin-bottom: 20px;
  font-weight: 400;
  font-size: 18px;
  color: #6E6F73;
  line-height: 25px;
  font-style: normal;
  text-transform: none;
  margin-bottom: 20px;
}

.contact_us_bd .right .right_img {
  width: 160px;
  margin: 20px 0;
}

.contact_us_bd .right .right_img img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.contact_us_bd .right .right_img span {
  display: block;
  padding-top: 20px;
  font-weight: 400;
  font-size: 14px;
  color: #A2A3A6;
  line-height: 20px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

/* Message Section */
.message {
  padding-bottom: 70px;
  width: 100%;
}

.message_bd {
  width: 100%;
}

.message_bd h2 {
  font-weight: 500;
  font-size: 26px;
  color: #0A0F1C;
  line-height: 36px;
  text-align: center;
  margin-bottom: 40px;
}

.message_form {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.message_form textarea {
  grid-column: 1 / -1;
  min-height: 150px;
  resize: vertical;
}

.message_form .layui-input {
  height: 50px;
  background-color: #f0f2f5;
  border: none;
  border-radius: 0;
  font-size: 14px;
  color: #333;
}

.message_form .layui-input::placeholder {
  color: #999;
}

.message_form .layui-textarea {
  background-color: #f0f2f5;
  border: none;
  border-radius: 0;
  padding: 15px;
  font-size: 14px;
  color: #333;
}

.message_form .layui-textarea::placeholder {
  color: #999;
}

.message_form .captcha-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.message_form .captcha-wrapper .layui-input {
  flex: 1;
}

.message_form .captcha-wrapper img {
  width: 132px;
  height: 50px;
  cursor: pointer;
}

/* Submit Button */
.submit-button {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.submit-btn {
  background-color: #0565C0;
  color: white;
  border: none;
  padding: 12px 53px;
  font-size: 14px;
  font-weight: 400;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

/* 响应式布局 */
@media (max-width: 1200px) {
  .banner {
    height: 400px;
  }

  .banner_text h2,
  .banner_text p {
    font-size: 40px;
  }

  .contact_us {
    padding: 60px 0 40px;
  }

  .contact_us_bd .right h2 {
    font-size: 24px;
    line-height: 32px;
  }

  .contact_us_bd .right p {
    font-size: 16px;
    line-height: 22px;
  }

  .message {
    padding-bottom: 60px;
  }

  .message_bd h2 {
    font-size: 24px;
    line-height: 32px;
  }
}

@media (max-width: 992px) {
  .banner {
    height: 350px;
  }

  .banner_text h2,
  .banner_text p {
    font-size: 32px;
  }

  .contact_us_bd {
    gap: 30px;
  }

  .contact_us_bd .right h2 {
    margin-bottom: 30px;
  }

  .contact_us_bd .right p {
    margin-bottom: 15px;
  }

  .message_bd h2 {
    margin-bottom: 30px;
  }

  .message_form .form-row {
    gap: 15px;
    margin-bottom: 15px;
  }
}

@media (max-width: 768px) {
  .banner {
    height: 200px;
  }

  .banner_text {
    display: none;
  }


  .contact_us {
    padding: 40px 0 30px;
  }

  .contact_us_bd {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .contact_us_bd .left {
    width: 100%;
  }

  .contact_us_bd .right {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  .contact_us_bd .right h2 {
    font-size: 20px;
    line-height: 28px;
    margin-bottom: 20px;
  }

  .contact_us_bd .right p {
    font-size: 14px;
    line-height: 20px;
  }

  .contact_us_bd .right .right_img {
    margin: 15px 0;
    text-align: center;
  }

  .message {
    padding-bottom: 50px;
  }

  .message_bd h2 {
    font-size: 20px;
    line-height: 28px;
    margin-bottom: 25px;
  }

  .message_form {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .message_form .captcha-wrapper {
    flex-direction: row;
  }

  .message_form .captcha-wrapper img {
    width: 100px;
    height: 40px;
  }

  .message_form textarea {
    min-height: 120px;
  }

  .submit-button {
    margin-top: 20px;
  }

  .submit-btn {
    padding: 10px 30px;
    font-size: 14px;
  }
}