* {
    margin: 0;
    padding: 0;
}
html,
body {
    min-width: 1200px;
    background-color: #F9F9FB;
}
img {
    width: 100%;
}
a {
    text-decoration: none;
}
li {
    list-style: none;
}
input {
    border: none;
    outline: none;
    background-color: transparent;
}
/* 导航栏标题 */
.nav_header {
    background: url(../image/nav.png) no-repeat;
    background-size: 100% 100%;
    height: 230px;
    position: relative;
}
.nav_center{
    width: 1200px;
    padding-top: 70px;
    margin: 0 auto;
    
}
.nav_header h2 {
    font-family: 'Microsoft YaHei';
    font-weight: bold;
    font-size: 55px;
    color: #3C95FF;
    line-height: 74px;
    background: linear-gradient(0deg, #2E56A5 0%, #2E56A5 29.9560546875%, #4D77BD 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    width: 1200px;
    margin: 0 auto;
    padding-left: 86px;
    line-height: 64px;
    box-sizing: border-box;
}
.switch{
    display: inline-flex;
    border: 1px solid #325BA8;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 20px;
    margin-left: 196px;
}
.switch a{
    padding: 8px 24px;
    color: #325BA8;
    font-size: 16px;
    background-color: #FFFFFF;
    letter-spacing: 2px;
}
a.switch_selected{
    background-color: #325BA8;
    color: #FFFFFF;
}
/* clue_center */
.clue_center{ 
    width: 1200px;
    margin: 0 auto 60px;
}
.clue_nav{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.breadcrumb {
    padding: 20px 0;
    display: flex;
    align-items: center;
    font-size: 16px;
}
.breadcrumb_link {
    color: #2071FD;
    text-decoration: none;
}
.breadcrumb_link:hover {
    text-decoration: underline;
}
.breadcrumb_sep {
    margin: 0 8px;
    color: #999999;
}
.breadcrumb_tail {
    color: #999999;
}
.search_left {
    position: relative;
    display: flex;
    justify-content: flex-end;
}
.search_left_input {
    width: 300px;
    background: #FFFFFF;
    border-radius: 4px;
    border: 1px solid #E0EFFE;
    box-sizing: border-box;
    display: flex;
}
.search_input {
    flex: 1;
    color: #4E9AF8;
    padding: 4px 0;
    font-size: 16px;
    height: 20px;
}
.search_icon{
    display: flex;
    align-items: center;
    justify-content: center;
}
.search_icon img {
    width: 14px;
    height: 14px;
    margin: 0 10px;
}

/* ---------- 联想搜索下拉列表（search.js 自动注入到 body, 用绝对定位对齐输入框） ---------- */
.ssajax_lib_suggest {
    width: 300px !important;
    box-sizing: border-box;
    background: #FFFFFF !important;
    border: 1px solid #E0EFFE !important;
    border-radius: 0 0 4px 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    font-family: 'Microsoft YaHei', 'SimSun' !important;
    font-size: 16px !important;
    left: 0 !important;
}

.ssajax_lib_suggest table {
    width: 100% !important;
    table-layout: fixed !important;
}

.ssajax_lib_suggest th,
.ssajax_lib_suggest td {
    padding: 6px 12px !important;
    cursor: pointer;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: normal;
    font-size: 16px !important;
}

.ssajax_lib_suggest th:first-child,
.ssajax_lib_suggest td:first-child {
    width: 40% !important;
}

.ssajax_lib_suggest th:last-child,
.ssajax_lib_suggest td:last-child {
    width: 60% !important;
    text-align: right;
    color: #999;
}

.ssajax_lib_suggest tr:hover td {
    background-color: #F0F7FE !important;
    color: #4E9AF8;
}

.ssajax_lib_suggest tr:hover td:last-child {
    color: #4E9AF8;
}
/* 联想结束 */
.clue_title{
    color: #333333;
    font-size: 20px;
    margin-bottom: 20px;
}
.clue_title2{
    font-size: 18px;
    color: #333333;
}
.clue_title2 p {
    border-left: 2px solid #4E9AF8;
    padding-left: 8px;
    line-height: 22px;
    margin-bottom: 30px;
    font-weight: 600;
}
.clue_title2 span{
    font-size: 16px;
    color: #B7B7B7;
}
/* 列表 */
.clue_ul{
    font-size: 16px;
    color: #333333;
    border-radius: 2px;
    overflow: hidden;
}
.clue_ul > li{ 
border: 1px solid #E0E0E0;
border-top: none;
 background-color: #ffffff;
}
.clue_ul > li:first-child{
    border-top: 1px solid #E0E0E0;
    background-color: #F8F8F8;
    color: #A6A6A6;
}
.clue_id{
    display: flex;
    align-items: center;
   padding-left: 46px;
}
.clue_id > div{
    flex: 1;
    padding: 16px 20px 16px 0;
    text-align: left;
    word-break: break-all;
}
div.clue_importance{
    flex: 0.4;
    text-align: center;
}
.color_yellow{
    color: #FE952E;
}
.color_red{
    color: #FE2E2E;
}
.color_grey{
    color: #C5C5C5;
}
.detail_btn{
    width: 100px;
    height: 28px;
    background: #2071FD;
    border-radius: 4px;
    line-height: 28px;
    text-align: center;
    color: #ffffff;
    cursor: pointer;
    margin: 0 auto;
}
.detail_btn.disabled{
    background: #C5C5C5;
    cursor: not-allowed;
}
.clue_detail{
    display: none;
    background-color: #FFF8EE;
    padding: 18px 20px 30px 46px;
    border-top: 1px solid #E0E0E0;
}
.detail_wenda{
    position: relative;
    padding-left: 38px;
    padding-bottom: 30px;
}
.detail_wenda:last-child {
    padding-bottom: 0;
}
.detail_wenda::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 9px;
    bottom: -39px;
    width: 2px;
    background-color: #E0E0E0;
}
.detail_wenda:last-child::before {
    bottom: auto;
    height: auto;
    top: 9px;
    bottom: 0;
}
.timeline_dot {
    position: absolute;
    left: 4px;
    top: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: #fff;
    border: 3px solid #2071FD;
    box-sizing: border-box;
    z-index: 1;
}
.timeline_dot::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #2071FD;
}
.detail_time{
    color: #A6A6A6;
    margin-bottom: 16px;
    font-size: 16px;
}
.detail_list{
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}
.detail_item1{
    padding: 6px 8px;
    border: 1px solid #BB51FF;
    color: #BB51FF;
    border-radius: 4px;
    margin-right: 20px;
}
.detail_item2{
     padding: 6px 8px;
    border: 1px solid #C1C1C1;
    color: #969696;
    border-radius: 4px;
    margin-right: 20px;
}
a.detail_center{
    display: block;
    font-size: 16px;
    color: #333333;
    line-height: 26px;
}
.detail_ask,.detail_answer{
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
}
.ask_title,.answer_title{
    display: block;
    width: 26px;
    height: 26px;
    line-height: 26px;
    text-align: center;
    border-radius: 4px;
    background-color: #2071FD;
    color: #ffffff;
    margin-right: 14px;
    position: relative;
    top: 4px;
}
.answer_title{
    background-color: #FE952E;
}
.ask_content,.answer_content{
    flex: 1;
}
.ask_blue{
    color: #2071FD;
}
.answer_yellow{
    color: #FE952E;
}
.ask_highlight{
    background-color: #ffd2a6;
}
.no_detail{
    text-align: center;
    color: #a1a1a1;
}
.clue_no_list{
    padding: 26px;
    text-align: center;
}
/* ---------- 返回顶部按钮 ---------- */
.back_top {
    position: fixed;
    right: 30px;
    bottom: 50px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #2071FD;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(32, 113, 253, 0.4);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.back_top.show {
    opacity: 1;
    visibility: visible;
}

.back_top:hover {
    opacity: 0.85;
}

.back_top img {
    width: 24px;
    height: 24px;
    display: block;
}