* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Microsoft Yahei", sans-serif;
}
.messageBox{
  display: flex;
  align-items: center;
  justify-content: center;
  align-content: center;
  flex-wrap: wrap;
  flex-direction: column;
}
.messageBox img{
  display: block;
  /* width: 100%; */
}

.part5 {
  background: url('../images/building-bg.png') no-repeat center center;
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 0;
}

.form-container {
  width: 100%;
  max-width: 1100px;
  /* background: rgba(255, 255, 255, 0.88); */
  padding: 50px 60px;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.form-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 70px,
    rgba(255,255,255,0.25) 70px,
    rgba(255,255,255,0.25) 85px
  ); */
  pointer-events: none;
}

/* ======================
   标题区域：背景图实现
====================== */
.form-header {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 90px;
  position: relative;
}

/* 左右分割线：背景图 */
.divider {
  height: 20px;
  background: url('../images/divider-line.png') no-repeat center;
  background-size: 100% 1px;
  flex: 1;
}
.divider-left{background: url('../images/divider-line_left.png') no-repeat center right;}
.divider-right{background: url('../images/divider-line_right.png') no-repeat center left;}

.title-wrapper {
  position: relative;
  padding: 0 25px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.title-text {
  font-size: 28px;
  color: #333;
  position: relative;
  z-index: 2;
  font-size: 1.875rem;
  color: #3c3c3c;
}

/* SEM 水印：纯背景图 */
.title-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -65%);
  z-index: 1;
  width: 180px;
  height: 80px;
  background: url('../images/sem-bg.png') no-repeat center;
  background-size: contain;
  pointer-events: none;
}

/* ======================
   表单样式
====================== */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 28px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 50px;
  float: left;
  width: 48%;
  min-height: 110px;
}
.form-group .error{
    font-size: 1rem;
    margin-top: 10px;
    color: #770000;
}
.form-group:nth-child(2n){
  float: right;
}

.form-group label {
  font-size: 1rem;
  color: #333;
  line-height: 1.4;
}
.form-lable{
  font-size: 1rem;
  color: #333;
  line-height: 1.4;
  font-family: Arial;
  /* font-size: 20px; */
  font-weight: normal;
  line-height: 40px;
  letter-spacing: normal;
  color: #333333;
}
.form-lable-radio{
  
width: 3px;
  
height: 3px;
  
background: #E9B924;
  
display: inline-block;
  
margin-right: 8px;
  
border-radius: 50%;
  
position: relative;
  
top: -3px;
}
.form-lable-radio+span{
  
color: red;
  
margin-left: 5px;
}

.form-input {
  height: 40px;
  border: none;
  border-bottom: 2px solid #9966cc;
  background: transparent;
  font-size: 15px;
  padding: 0 5px;
  outline: none;
  background: #f9f9fb;
  width: 100%!important;
}

.submit-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  clear: both;
}

.submit-btn {
  background: #662d91;
  color: #fff;
  border: none;
  padding: 8px 70px;
  font-size: 17px;
  /* border-radius: 4px; */
  cursor: pointer;
  transition: background 0.3s;
  background: linear-gradient(180deg, #682EB6 0%, #7A12AD 100%);
}

.submit-btn:hover {
  background: #55237a;
}

/* ======================
   响应式适配
====================== */

/* 平板小屏 / 横屏手机 */
@media (max-width: 991px) {
  .form-container {
    padding: 40px 35px;
  }
  .form-row {
    gap: 30px;
  }
  .title-watermark {
    width: 150px;
    height: 70px;
  }
}

/* 竖屏平板 / 大屏手机 */
@media (max-width: 820px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 25px;
    margin-bottom: 25px;
  }
  .form-container {
    padding: 35px 25px;
  }
  .title-text {
    font-size: 22px;
  }
  .title-watermark {
    width: 130px;
    height: 60px;
  }
  .form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
  float: left;
  width: 100%;
}
.form-group:nth-child(2n){
  float: right;
}
  .form-lable{
    line-height: 30px;
  }
  .form-header{
    margin-bottom: 50px;
}
}

/* 手机常规屏 */
@media (max-width: 575px) {
  body {
    padding: 10px;
  }
  .form-container {
    padding: 30px 18px;
  }
  .title-text {
    font-size: 20px;
  }
  .title-watermark {
    width: 110px;
    height: 50px;
  }
  .form-group label {
    font-size: 14px;
  }
  .submit-btn {
    /* padding: 11px 45px; */
    font-size: 16px;
    width: 100%;
  }
}

/* 超小屏 / 折叠屏 */
@media (max-width: 360px) {
  .form-container {
    padding: 25px 12px;
  }
  .title-watermark {
    width: 90px;
    height: 45px;
  }
  .submit-btn {
    padding: 10px 35px;
  }
}

/* 大屏桌面 */
@media (min-width: 1400px) {
  .form-container {
    max-width: 1500px;
    /* padding: 65px 80px; */
  }
  .title-text {
    /* font-size: 26px; */
  }
  .title-watermark {
    width: 200px;
    height: 90px;
  }
}