.service-detail {
    background: #FFFFFF;
}

.introduce-menu {
    width: 201px;
}

.introduce-menu .often-download.el-menu-item,
.introduce-menu .el-submenu .el-submenu__title {
    height: 50px;
    line-height: 50px;
    padding-left: 30px;
    background:linear-gradient(135deg,var(--pri) 0%, var(--sec) 100%)!important; 
    color: #fff;
}

.introduce-menu .often-download.el-menu-item .iconfont,
.introduce-menu .el-submenu .el-submenu__title .iconfont {
    width: 20px;
    font-size: 20px;
    margin-right: 10px;
    color: #fff;
}

.introduce-menu .el-submenu .el-submenu__title .el-icon-arrow-down {
    display: inline-block;
    width: 0;
    height: 0;
    margin-top: -2px;
    border-top: 5px solid #fff;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
}

.introduce-menu .el-submenu .el-submenu__title .el-icon-arrow-down:before {
    content: "";
}

.introduce-menu .el-submenu .el-menu-item-group__title {
    display: none;
}

.introduce-menu .el-submenu .el-menu-item {
    height: 38px;
    line-height: 38px;
    padding: 0;
}

.introduce-menu .el-submenu .el-menu-item a {
    display: inline-block;
    width: 100%;
}

.introduce-menu .el-submenu .el-menu-item.is-active,
.introduce-menu .el-submenu .el-menu-item:hover {
    padding-left: 20px !important;
    background: #f0f4fe;
    color: #3c7ee5;
}

.introduce-menu .el-submenu .el-menu-item.is-active a,
.introduce-menu .el-submenu .el-menu-item:hover a {
    color: #3c7ee5;
}

.introduce-menu .el-menu-item.single-menu {
    height: 50px;
    line-height: 50px;
    padding-left: 30px;
    background:linear-gradient(135deg,var(--pri) 0%, var(--sec) 100%)!important; 
    color: #fff;
}

.introduce-menu .el-menu-item.single-menu .iconfont {
    color: #fff;
}

.introduce-menu .el-menu-item.single-menu:hover {
    background:linear-gradient(135deg,var(--pri) 0%, var(--sec) 100%)!important; 
}

.introduce-detail {
    width: 990px;
}

.introduce-detail .in-top {
    padding-bottom: 20px;
}

.introduce-detail .in-top .banner {
    width: 100%;
    padding-top: 30px;
    padding-left: 95px;
    padding-right: 95px;
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 31px;
    background-size: cover;
    box-shadow: 4px 4px 12px rgba(0, 0, 0, 0.05), -4px 4px 12px rgba(0, 0, 0, 0.05), 0px 10px 20px rgba(0, 0, 0, 0.05);
}

.introduce-detail .in-top .banner h3 {
    height: 24px;
    font-size: 24px;
    font-weight: bold;
    color: #000000;
    line-height: 24px;
    margin-bottom: 18px;
}

.introduce-detail .in-top .banner p {
    width: 800px;
    font-size: 14px;
    color: #333333;
    line-height: 20px;
}

.introduce-detail .in-top .banner .div-btn {
    margin-top: 20px;
    text-align: center;
}


.introduce-detail .in-top .banner .div-price {
    margin-top: 28px;
}

.introduce-detail .in-top .banner .div-price label {
    height: 19px;
    font-size: 14px;
    color: #666666;
    line-height: 19px;
}

.introduce-detail .in-top .banner .div-price i {
    height: 31px;
    font-size: 14px;
    color: #f85252;
    line-height: 19px;
}

.introduce-detail .in-top .banner .div-price b {
    font-weight: bold;
    font-size: 24px;
    color: #f85252;
    line-height: 19px;
}

.introduce-detail .in-top .banner .div-price span {
    color: #FFF;
    font-size: 14px;
    line-height: 19px;
}

.introduce-detail .in-btn {
    width: 60%;
    margin: 0 auto;
}
.introduce-detail .red-btn-active,.introduce-detail .red-btn{
   padding: 10px 100px;
}
.introduce-detail .red-btn-active:hover,.introduce-detail .red-btn:hover{
   background: linear-gradient(to right, #3369E3, #008A64); /* 渐变下划线 */
}
.introduce-detail .in-bot .in-tabs {
    height: 43px;
    border-bottom: 1px solid #DFE3F1;
}

.introduce-detail .in-bot .in-tabs li {
    float: left;
    padding-top: 12px;
    padding-bottom: 12px;
    position: relative;
    width: 180px;
    text-align: center;
    cursor: pointer;
}

.introduce-detail .in-bot .in-tabs li span {
    display: block;
    height: 19px;
    font-size: 14px;
    font-weight: bold;
    line-height: 19px;
    color: #333333;
}

.introduce-detail .in-bot .in-tabs li:first-child span {
    border-right: 1px solid #DFE3F1;
}

.introduce-detail .in-bot .in-tabs li.active span {
    color: #668ffe;
}

.introduce-detail .in-bot .in-tabs li.active:after {
    position: absolute;
    content: "";
    left: 0;
    bottom: 0;
    height: 2px;
    background: #668FFE;
    width: 100%;
}


.introduce-detail .in-bot .in-con li {
    width: 910px;
    background: #ffffff;
    padding-top: 20px;
    padding-bottom: 20px;
    margin-bottom: -1px;
    overflow: hidden;
    position: relative;
    padding-left: 204px;
}

.introduce-detail .in-bot .in-con li .li-left {
    text-align: center;
    width: 204px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
}

.introduce-detail .in-bot .in-con li .li-left .li-icon {
    height: 44px;
    margin-bottom: 10px;
}


.introduce-detail .in-bot .in-con li .li-left h3 {
    height: 19px;
    font-size: 14px;
    color: #333333;
    line-height: 19px;
}

.introduce-detail .in-bot .in-con li .li-con {
    padding-left: 39px;
    padding-top: 15px;
    padding-bottom: 15px;
    border-left: 1px solid #DFE3F1;
    font-size: 14px;
    color: #333333;
    line-height: 24px;
}

.introduce-detail .in-bot .in-con li .li-con.steps .steps-num {
    width: 16px;
    height: 16px;
    background: #ff7733;
    font-size: 12px;
    color: #ffffff;
    line-height: 16px;
    text-align: center;
    border-radius: 50%;
}

.introduce-detail .in-bot .in-con li .li-con.steps .steps-text {
    height: 14px;
    font-size: 14px;
    color: #333333;
    line-height: 14px;
    margin-left: 10px;
}

.introduce-detail .in-bot .in-con li .li-con.steps .steps-line {
    height: 20px;
    border-left: 1px dashed #FF7733;
    margin-left: 7px;
}

.introduce-detail .in-bot .in-con li .li-con a {
    color: #3c7ee5;
}

.introduce-detail .in-bot .in-QA {
    padding: 40px;
}

.introduce-detail .in-bot .in-QA li {
    width: 910px;
    height: 40px;
    background: #f5f6fa;
    padding-left: 16px;
    font-size: 14px;
    font-weight: bold;
    color: #333333;
    line-height: 40px;
}

.introduce-detail .in-bot .in-QA li:nth-child(2n) {
    background: #fff;
    height: auto;
    font-weight: normal;
    color: #333333;
    line-height: 28px;
    margin-bottom: 20px;
    margin-top: 14px;
}

.introduce-detail .in-bot .in-QA li:nth-child(2n) label {
    width: 3%;
}

.introduce-detail .in-bot .in-QA li:nth-child(2n)>div {
    width: 96%;
}

.introduce-detail .in-bot .in-QA li:last-child {
    margin-bottom: 0;
}

.introduce-detail .in-bot .in-adv {
    /* 尺寸与布局 */
    width: 926px;
    margin: 0 0 10px 10px;
    padding: 10px;
    position: relative;
    top: -10px;
    
    /* 视觉样式 */
    background: var(--card);
    border: 2px solid var(--line);
    border-left: 5px solid {{$theme_colors_primary}};
    border-radius: 4px;
    /* 交互效果 */
    transition: 
    transform 0.3s ease,
}

.introduce-detail .in-bot .in-adv li {
    width: 25%;
    float: left;
    text-align: center;
}

.introduce-detail .in-bot .in-adv li .li-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto;
    margin-bottom: 7px;
    border-radius: 35px;
    line-height: 70px;
}

.introduce-detail .in-bot .in-adv li h3 {
    height: 19px;
    font-size: 14px;
    color: #333333;
    line-height: 19px;
}
/* ================= 共用色板（和示例保持一致） ================= */
:root{
  --pri:#3369E3;        /* 主蓝 */
  --sec:#008a64;        /* 辅绿 */
  --bg:#f8fafc;
  --card:#fff;
  --text:#2d3748;
  --muted:#4a5568;
  --line:#e2e8f0;
  --shadow:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -1px rgba(0,0,0,.06);
  --border-radius: 4px;
}

/* 页面背景（容器） */
.service-detail{background:#fff;}
.introduce-detail{color:var(--text);}


.introduce-detail .in-top .banner{
background: linear-gradient(135deg, var(--pri) 0%, var(--sec) 100%) !important;
border: 2px solid var(--line);
border-radius: 4px;
padding: 28px 40px;
text-align: center;
margin-bottom: 24px;
min-height: 300px;
display: flex;
flex-direction: column;
justify-content: center;
box-sizing: border-box;
}
.introduce-detail .in-top .banner h3{
  font-size:28px;line-height:1.25;font-weight:700;color:#fff;margin-bottom:10px;height:auto;
}
.introduce-detail .in-top .banner p{
  max-width:840px;margin:0 auto;color:#fff;font-size:16px;line-height:1.7;width:auto;
}
.introduce-detail .in-top .banner .div-btn{margin-top:14px;}
.introduce-detail .in-top .banner .div-btn .blue-btn{
  display:inline-block;padding:10px 18px;border-radius:4px;
  border:3px solid #fff;color:{{$theme_colors_primary}};background:#fff;transition:.2s;box-shadow: var(--shadow);
}
.introduce-detail .in-top .banner .div-btn .blue-btn:hover{background:var(--pri);color:#fff;}
.introduce-detail .in-top .banner .div-btn .blue-btn.active{
  color:var(--pri) !important;border:3px solid #fff !important;
  box-shadow:0 3px 3px 3px rgba(51,105,227,.14);
}

.introduce-detail .in-top .banner .div-price{margin-top:18px;}
.introduce-detail .in-top .banner .div-price label{font-size:14px;color:#fff;}
.introduce-detail .in-top .banner .div-price i{font-size:16px;color:#6cfacd;margin-right:2px;}
.introduce-detail .in-top .banner .div-price b{font-size:30px;font-weight:700;color:#6cfacd;}


/* ================= 左侧菜单（分组条 + 子项） ================= */
.introduce-menu {
  width: 200px;
}

/* 分组标题和常用下载项 */
.introduce-menu .el-submenu__title,
.introduce-menu .often-download.el-menu-item {
  height: 50px;
  line-height: 50px;
  padding-left: 18px !important;
  color: #fff;
  background: linear-gradient(135deg, #aab6cf 0%, #9da9c3 100%);
  border-radius: 4px;
  margin-bottom: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* 第一个菜单项的顶部圆角 */
.introduce-menu .el-submenu__title:first-child,
.introduce-menu .often-download.el-menu-item:first-child {
  border-top-left-radius: 4px;
  border-top-right-radius: 4px;
}

/* 子菜单项基础样式 */
.introduce-menu .el-submenu .el-menu-item {
  height: 40px;
  line-height: 40px;
  padding-left: 16px !important;
  border-radius: 0;
  margin: 2px 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* 最后一个子菜单项的底部圆角 */
.introduce-menu .el-submenu .el-menu-item:last-child {
  border-bottom-left-radius: 4px;
  border-bottom-right-radius: 4px;
}

/* 链接样式 */
.introduce-menu .el-submenu .el-menu-item a {
  display: block;
  color: #333;
}

/* 悬停和激活状态 */
.introduce-menu .el-submenu .el-menu-item:hover,
.introduce-menu .el-submenu .el-menu-item.is-active {
  background: #f5f8ff;
  color: var(--pri);
  position: relative;
}

/* 链接颜色变化 */
.introduce-menu .el-submenu .el-menu-item:hover a,
.introduce-menu .el-submenu .el-menu-item.is-active a {
  color: var(--pri);
}

/* 激活状态指示条 */
.introduce-menu .el-submenu .el-menu-item.is-active::before,
.introduce-menu .el-submenu .el-menu-item:hover::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--pri);
  border-radius: 2px;
}

/* ================= Tabs 与内容卡片 ================= */
.introduce-detail .in-bot .in-tabs{height:auto;border-bottom:2px solid var(--line);}
.introduce-detail .in-bot .in-tabs li{
  width:auto;min-width:160px;padding:12px 22px;cursor:pointer;position:relative;
}
.introduce-detail .in-bot .in-tabs li span{
  font-size:15px;font-weight:600;color:#4a5568;height:auto;
}
.introduce-detail .in-bot .in-tabs li.active span{color:var(--pri);}
.introduce-detail .in-bot .in-tabs li.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;
  background:linear-gradient(135deg,var(--pri) 0%, var(--sec) 100%);
}
.introduce-detail .in-bot .in-con{padding:10px;}
.introduce-detail .in-bot .in-con li{
  width:100%;
  background:var(--card);border:2px solid var(--line);margin-bottom: 5px;
  border-left: 5px solid {{$theme_colors_primary}};
  border-radius: 4px;
  padding:20px 20px 20px 204px;position:relative;
}
.introduce-detail .in-bot .in-con li .li-left{width:204px;left:0;top:50%;transform:translateY(-50%);}
.introduce-detail .in-bot .in-con li .li-con{border-left:2px solid var(--line);padding:16px 16px 16px 24px;color:#333;}
.introduce-detail .in-bot .in-con li .li-con.steps .steps-num{
  width:28px;height:28px;border-radius:50%;
  background:linear-gradient(135deg,var(--pri) 0%, var(--sec) 100%);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;
}
.introduce-detail .in-bot .in-con li .li-con.steps .steps-line{
  height:22px;border-left:2px dashed var(--pri);margin-left:13px;
}

/* Q&A 卡片风格 */
.introduce-detail .in-bot .in-QA{padding:24px;}
.introduce-detail .in-bot .in-QA li{
  width:100%;min-height:44px;border-radius:4px;
  background:#fff;border:2px solid var(--line);
  padding:12px 14px;line-height:1;margin-bottom:12px;font-weight:600;color:#333;
}
.introduce-detail .in-bot .in-QA li:nth-child(2n){
  background:#f9fbff;font-weight:400;margin-top:0;margin-bottom:14px;
}

/* ================= 小屏优化 ================= */
@media (max-width:1200px){
  .introduce-detail{width:100%;}
  .introduce-detail .in-top .banner{padding:22px;}
  .introduce-detail .in-btn{width:100%;}
}
/* 布局对齐：左侧固定 220，右侧自适应 */
.service-detail .center {
    display: flex;
      border: 2px solid rgba(169, 170, 188, 0.1); /* 透明度 50% */
    border-radius: 4px;
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.08);
    padding: 10px 10px;
    justify-content: space-between; /* 最左和最右贴边，中间的元素有间距 */
}
.introduce-menu {
  width: 220px;
  position: sticky;
  top: 20px;
  max-width: 220px;
  margin-right: 10px;
  align-self: flex-start;
  min-width: 220px;    /* 防止内容不足时收缩 */
  overflow: hidden;     /* 隐藏超出内容 */
  white-space: nowrap;  /* 禁止文字换行 */
  text-overflow: ellipsis; /* 超出显示省略号 */
}

/* 去掉 el-menu 默认边框背景 */
.introduce-menu .svc-menu.el-menu {
  background: transparent;
  border-right: none;
  padding: 0;
}
.el-menu {
    border-right: none !important;
}
/* 分组标题：卡片化 */
.introduce-menu .svc-menu .el-submenu__title {
  height: 48px;
  line-height: 48px;
  border-radius: 8px;
  margin: 0 0 8px 0;
  padding: 0 14px !important;
  font-weight: 600;
  color: #334155;
  background: #fff;
  border: 1px solid #E6EBF5;
}

/* 标题图标与文字对齐 */
.introduce-menu .svc-menu .el-submenu__title .iconfont {
  margin-right: 8px;
  font-size: 18px;
  color: #64748b;
}

/* 标题右侧箭头位置微调 */
.introduce-menu .svc-menu .el-submenu__icon-arrow {
  right: 10px;
}

/* 子项区域整体去背景，紧贴标题 */
.introduce-menu .svc-menu .el-menu--inline {
  background: transparent !important;
  padding: 6px 0 10px 0;
}

/* 子项：卡片内的行 */
.introduce-menu .svc-menu .el-menu-item {
  height: 40px;
  line-height: 40px;
  border-radius: 6px;
  margin: 6px 0;
  padding: 0 12px !important;
  color: #334155;
}

/* 子项激活/悬停态 */
.introduce-menu .svc-menu .el-menu-item.is-active,
.introduce-menu .svc-menu .el-menu-item:hover {
  background: #f0f7ff;
  color: #3369E3;
}

/* “常用文档下载”按钮保留你原来的深色背景，但做成卡片 */
.introduce-menu .svc-menu .often-download {
  height: 48px;
  line-height: 48px;
  margin-top: 8px;
  border-radius: 8px;
  background: #3C7EE5;
  color: #fff;
  text-align: left;
  padding: 0 14px !important;
}

.introduce-menu .svc-menu .often-download .iconfont {
  color: #fff;
  margin-right: 8px;
}

.introduce-menu .svc-menu .often-download a {
  color: #fff;
}

/* 右侧主体宽度自适应（你已有 .introduce-detail: width: 990px; 可按需要保留或改成 flex:1） */
.introduce-detail {
  flex: 1 1 auto;   /* 让右侧自然占满剩余区域 */
  width: auto;
  min-width: 0;
}