/* contact-us 页面的css */

.contact-us-page {
  margin-top: 50px;
}


.contact-us-page .contact-container {


  margin: 0 auto;
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 30px;
}

.contact-us-page .contact-info-section {
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  height: fit-content;
}

.contact-us-page .contact-form-section {
  background: #f8f8f8;
  padding: 40px;
  border-radius: 10px;
  /* box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); */
  height: fit-content;
}

.info-item {
  margin-bottom: 20px;
  padding: 15px 30px;
  border-radius: 10px;
  background: #f8f8f8;
  /* box-shadow: 0 2px 6px rgba(90, 90, 90, 0.08); */

}

/* Email项特殊样式 - 带小正方形 */
.info-item.email-item {
  position: relative;
}

.email-square {
  position: absolute;
  top: 50%;
  /* 垂直居中 */
  left: -15px;
  /* 正方形的一半宽度 */
  transform: translateY(-50%);
  /* 垂直居中修正 */
  width: 34px;
  height: 34px;
  background: #ffa800;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  z-index: 1;

}

.info-item strong {
  display: block;
  margin-bottom: 5px;
  font-size: 16px;
  color: #2c3e50;
  font-weight: 600;
}

.info-item p {
  color: #555;
  font-size: 15px;
  margin: 0;
  line-height: 1.5;
}

.contact-form {
  display: grid;
  gap: 20px;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

label {
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: bold;

}

.required::after {
  content: " *";
  color: rgb(0, 0, 0);
}

input,
textarea {
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

input:focus,
textarea:focus {
  outline: none;
  /* border-color: #ffa800; */
}

textarea {
  height: 100px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #999;
}

.submit-btn {
  background-color: #001e42;
  color: white;
  border: none;
  padding: 12px 30px;
  font-size: 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s;
  margin-top: 10px;
  width: 100%;
}

.submit-btn:hover {
  background-color: #ffa800;
}

@media (max-width: 768px) {
  .contact-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-section {
    padding: 25px;
  }

  .info-item {
    padding: 20px;
  }
}

/* 左侧区域的媒体查询 */
/* 平板设备 (768px - 1024px) */
@media (max-width: 1024px) {
  .contact-us-page .contact-container {
    grid-template-columns: 280px 1fr;
    /* 等比例缩小 */
    gap: 25px;
  }

  .info-item {
    padding: 14px 22px;
    /* 等比例缩小内边距 */
    margin-bottom: 16px;
    border-radius: 8px;
    /* 稍微缩小圆角 */
  }

  .email-square {
    width: 28px;
    /* 等比例缩小 */
    height: 28px;
    left: -12px;
    font-size: 16px;
    border-radius: 4px;
  }

  .info-item strong {
    font-size: 15px;
    /* 等比例缩小字体 */
  }

  .info-item p {
    font-size: 14px;
  }
}

/* 小平板设备 (576px - 768px) */
@media (max-width: 768px) {
  .contact-us-page .contact-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .contact-info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    /* 等比例缩小 */
    gap: 18px;
  }

  .info-item {
    padding: 18px;
    /* 等比例缩小 */
    border-radius: 8px;
  }

  .email-square {
    width: 26px;
    height: 26px;
    left: -10px;
    font-size: 15px;
    border-radius: 4px;
  }

  .info-item strong {
    font-size: 14px;
  }

  .info-item p {
    font-size: 13px;
  }
}

/* 手机设备 (小于576px) */
@media (max-width: 576px) {
  .contact-us-page .contact-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .contact-info-section {
    background: #f8f8f8;
    padding: 25px 20px;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(90, 90, 90, 0.08);
    gap: 0;
    /* 移除项间距 */
  }

  .info-item {
    padding: 15px 0;
    /* 改为上下内边距 */
    margin-bottom: 0;
    background: transparent;
    /* 移除单独背景 */
    box-shadow: none;
    /* 移除单独阴影 */
    border: none;
    /* 移除边框 */
    border-radius: 0;
    /* 移除圆角 */
    position: relative;
  }

  /* 添加分隔线 */
  .info-item:not(:last-child) {
    border-bottom: 1px solid #e0e0e0;
  }

  /* 移除小正方形在手机端 */
  .email-square {
    display: none;
  }

  .info-item strong {
    font-size: 15px;
    color: #2c3e50;
    margin-bottom: 8px;
  }

  .info-item p {
    font-size: 14px;
    color: #555;
  }
}

/* 超小屏幕设备 (小于400px) */
@media (max-width: 400px) {
  .contact-info-section {
    padding: 20px 15px;
  }

  .info-item {
    padding: 12px 0;
  }

  .info-item strong {
    font-size: 14px;
  }

  .info-item p {
    font-size: 13px;
  }
}