@charset "utf-8";

body,
input,
textarea,
button {
    font: 14px/1.5 "Microsoft YaHei", "\5FAE\8F6F\96C5\9ED1,\9ED1\4F53", "PingFang SC", "Heiti SC", tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
}

body {
    margin: 0 auto;
    color: #333;
    min-width: 1200px;
    background: #fff;
    padding-bottom: 105px !important;
}

p,
ul,
ol,
dl,
dt,

dd,
h1,
h2,
h3,
h4,
h5,
h6,
form,
input,
select,
button,
textarea,
iframe {
    margin: 0;
    padding: 0;
}

img {
    border: 0 none;
    vertical-align: top;
}

ul,
li,
ol {
    list-style-type: none;
}

i,
em,
address,
caption,
cite,
code,
dfn,
th,
var {
    font-style: normal;
}

a {
    text-decoration: none;
    color: #333;
}

a:hover {
    text-decoration: underline;
}

input,
button,
textarea,
a,
a:hover {
    outline: none;
}

textarea {
    resize: none;
}

.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

.clearfix {
    *zoom: 1;
}

.fl {
    float: left;
    _display: inline;
}

.fr {
    float: right;
    _display: inline;
}

.pr {
    position: relative;
}

.abs {
    position: absolute;
}

.layout {
    width: 1200px;
    margin: 0 auto;
}
/* 头图start */
.top_banner{
    width: 100%;
    height: 490px;
    background: url(/images/tiku/project/tiku_top.jpg) no-repeat center;
    padding-top: 112px;
    box-sizing: border-box;
}
.top_banner .top_txt {
    width: 191px;
    height: 50px;
    text-align: center;
    background: url(/images/tiku/project/top_txt.png) no-repeat center;
    margin-bottom: 165px;
    margin-left: 283px;
}
.top_banner p{
    font-size: 26px;
    background-image: linear-gradient(to bottom, #110001, #5f0001);
    -webkit-background-clip: text;
    color: transparent; /* 确保文字不可见 */
    margin-bottom: 20px;
    line-height: 1;
    margin-left: 133px;
}
a:hover{
    text-decoration: none;
}
.video_btn{
    display: block;
    width: 274px;
    height: 94px;
    background: url(/images/tiku/project/video_btn.png) no-repeat center;
    color: #ea4c00;
    font-size: 22px;
    line-height: 87px;
    text-align: right;
    padding-right: 44px;
    box-sizing: border-box;
    font-weight: 600;
    margin-left: 230px;
}
/* 头图end */
.huanxin_con{
    background: #fff9e0;
    padding: 70px 0 90px 0;
}

.huanxin_con .layout{
    height: 168px;
    background: url(/images/tiku/project/huanxin_bg.png) no-repeat center;
    color: #191819;
}
.huanxin_con_text .huanxin_text_con{
    width: 279px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    line-height: 1;
    padding-top: 50px;
}
.huanxin_con_text .huanxin_text_con:nth-child(2){
    width: 320px;
}
.huanxin_con_text .huanxin_text_con:nth-child(3){
    width: 310px;
}
.huanxin_con_text .huanxin_text_con:nth-child(4){
    width: 290px;
}
.huanxin_text_con h3{
    font-size: 36px;
    font-weight: 600;
}
.huanxin_text_con p{
    font-size: 20px;
    margin-top: 20px;
  
}
/* 刷好题 得高分 随心选 start */
.brush_well_lift{
    height: 795px;
    background: url(/images/tiku/project/brush_bg.jpg) no-repeat center;
    padding-top: 68px;
    box-sizing: border-box;
}
.brush_well_lift .brush_img{
    display: block;
    margin: 0 auto;
}
.brush_well_list{
    margin-top: 70px;
}
.brush_well_list_fl{
    margin-left: 49px;
}
.brush_well_list_fl li{
    width: 245px;
    height: 66px;
    background: url(/images/tiku/project/brush_l_img02.png) no-repeat left;
    line-height: 63px;
    font-size: 20px;
    margin-bottom: 10px;
    position: relative;
    cursor: pointer;
}
.brush_well_list_fl li i{
    position: absolute;
    left: 1px;
    top: 1px;
    width: 67px;
    height: 26px;
    border-radius: 10px 2px 10px 2px;
    text-align: center;
    color: #ffd86f;
    line-height: 26px;
    font-size: 12px;
    background: linear-gradient(to right,#5f0001,#110001);
}
.brush_well_list_fl li.on{
    width: 245px;
    height: 66px;
    background: url(/images/tiku/project/brush_l_img01.png) no-repeat left;
}
.brush_well_list_fl li p{
    width: 232px;
    color: #191819;
    text-align: center;
}
.brush_well_list_fl li p span{
    font-size: 14px;
}
.brush_well_list_fl li.on p{
    font-weight: 600;
    color: #953501;
}
.brush_well_list_fr{
    width: 842px;
    height: 530px;
    background: url(/images/tiku/project/brush_r_bg.png) no-repeat center;
    margin-right: 37px;
    padding-top: 38px;
    box-sizing: border-box;
    text-align: center;
}
.brush_well_list_fr h3{
    font-size: 20px;
    color: #953501;
    line-height: 1;
}
.brush_well_list_fr h3 span{
    font-size: 14px;
}
.brush_well_list_fr_con{
    display: none;
}
.brush_well_list_fr p.info{
    font-size: 14px;
    color: #482308;
    margin-top: 18px;
    line-height: 1;
    margin-bottom: 20px;
}
.brush_well_list_fr .brush_well_list_fr_con:nth-child(2) p{
    margin-bottom: 24px;
}
.brush_well_list_fr .brush_well_list_fr_con:nth-child(7) p{
    margin-bottom: 40px;
}
/* 刷好题 得高分 随心选 end */
/* ai工具 硬核辅导start */
.ai_tools{
    width: 100%;
    height: 1114px;
    background: url(/images/tiku/project/ai_tools_bg.png) no-repeat center;
    padding-top: 60px;
    box-sizing: border-box;
}
.ai_tools .layout{
    text-align: center;
}
.ai_tools_con{
    margin-top: 52px;
}
.ai_tools_con li{
    width: 588px;
    height: 434px;
    border-radius: 20px;
    float: left;
    text-align: center;
    color: #222;
    line-height: 1;
    margin-right: 24px;
    margin-bottom: 24px;
    padding-top: 337px;
    box-sizing: border-box;
}
.ai_tools_con li:nth-child(1){
    background: url(/images/tiku/project/ai_tools_img01.png) no-repeat center;
}
.ai_tools_con li:nth-child(2){
    background: url(/images/tiku/project/ai_tools_img02.png) no-repeat center;
}
.ai_tools_con li:nth-child(3){
    background: url(/images/tiku/project/ai_tools_img03.png) no-repeat center;
}
.ai_tools_con li:nth-child(4){
    background: url(/images/tiku/project/ai_tools_img04.png) no-repeat center;
}
.ai_tools_con li:nth-child(2n){
    margin-right: 0;
}
.ai_tools_con li h3{
    font-size: 26px;
    font-weight: 600;
}
.ai_tools_con li p{
    font-size: 18px;
    margin-top: 20px;
}
/* ai工具 硬核辅导end */
/* 评估报告效果看的见 start */
.ass_report{
    height: 1084px;
    background: url(/images/tiku/project/ass_report_bg.jpg) no-repeat center;
    padding-top: 60px;
    box-sizing: border-box;
    text-align: center;
}
.ass_report .ass_info{
    font-size: 20px;
    color: #ffe5bc;
    line-height: 36px;
    margin-top: 30px;
}
.ass_report_con{
    width: 1255px;
    height: 853px;
    background: url(/images/tiku/project/ass_report_img.png) no-repeat center;
    margin: 40px auto;
}
.ass_report_con .ass_report_con_txt01{
    position: absolute;
    top: 168px;
    left: 100px;
}
.ass_report_con .ass_report_con_txt02{
    position: absolute;
    top: 78px;
    right: 60px;
}
.ass_report_con .ass_report_con_txt03{
    position: absolute;
    top: 488px;
    right: 204px;
}
.ass_report_con .ass_report_con_txt h3{
    color: #fff;
    font-size: 20px;
    font-weight: 600;
    line-height: 1;
}
.ass_report_con .ass_report_con_txt p{
    font-size: 12px;
    color: #fff;
    margin-top: 10px;
}
/* 评估报告效果看的见 end */
/* 试题解析 智能交互 start */
.question_Analysis{
    height: 861px;
    background: url(/images/tiku/project/que_anay_bg.png) no-repeat center;
    text-align: center;
    padding-top: 70px;
    box-sizing: border-box;
}
.question_Analysis .que_anay_info{
    font-size: 20px;
    line-height: 36px;
    color: #ffe5bc;
    margin-top: 30px;
}
.que_any_con{
    margin-top: 22px;
}
.que_any_con .swiper-wrapper .swiper-slide{
    width: 486px;
    height: 488px;
    color: #fff;
    border-radius: 30px;
    padding-top: 363px;
    box-sizing: border-box;
    margin-right: 20px;
}
.que_any_con .swiper-wrapper .swiper-slide:nth-child(1){
    background: url(/images/tiku/project/que_anay_img01.png) no-repeat center;
}
.que_any_con .swiper-wrapper .swiper-slide:nth-child(2){
    background: url(/images/tiku/project/que_anay_img02.png) no-repeat center;
}
.que_any_con .swiper-wrapper .swiper-slide:nth-child(3){
    background: url(/images/tiku/project/que_anay_img03.png) no-repeat center;
}
.que_any_con .swiper-wrapper .swiper-slide:nth-child(4){
    background: url(/images/tiku/project/que_anay_img04.png) no-repeat center;
    margin-right: 0;
}
.que_any_con .swiper-wrapper .swiper-slide h3{
    font-size: 24px;
    line-height: 1;
}
.que_any_con .swiper-wrapper .swiper-slide p{
    font-size: 16px;
    line-height: 28px;
    width: 434px;
    margin-top: 12px;
    margin: 0 auto;
    text-align: left;
    margin-top: 10px;
}
.que_any_con .swiper-wrapper .swiper-slide i{
    position: absolute;
    right: 0;
    top: 0;
    background: linear-gradient(to right,#5e0001,#120001);
    border-radius: 0 10px 0 10px;
    text-align: center;
    width: 137px;
    height: 26px;
    line-height: 26px;
    font-size: 14px;
    color: #ff9e2c;
}
/* 试题解析智能交互 end */
/* 辅助工具高效实用 start */
.aux_tools{
    text-align: center;
    background: linear-gradient(to bottom,#fef1de,#ffe7c4);
    padding-top: 58px;
    padding-bottom: 60px;
}
.aux_tools_list{
    margin-top: 58px;
}
.aux_tools_list_con{
    width: 368px;
    height: 420px;
    background: linear-gradient(-140deg,#ffe7c5,#fff7ed);
    border-radius: 20px;
    border: 2px solid #fff;
    padding-top: 40px;
    box-sizing: border-box;
    margin-right: 20px;
    position: relative;
}
.aux_tools_list  .aux_tools_list_con:last-child{
    margin-right: 0;
}
.aux_tools_list_txt{
    text-align: left;
    width: 312px;
    margin: 0 auto;
}
.aux_tools_list_txt img{
    vertical-align: middle;
}
.aux_tools_list_txt span{
    display: inline-block;
    font-size: 28px;
    color: #222222;
    vertical-align: middle;
    margin-left: 15px;
    text-align: left;
    line-height: 1;
}
.aux_tools_list_con:nth-child(2) .aux_tools_list_txt span{
    margin-left: 7px;
}
.aux_tools_list_con i{
    position: absolute;
    top: -1px;
    right: -1px;
    width: 137px;
    height: 36px;
    border-radius: 0 10px 0 10px;
    background: linear-gradient(to right,#5f0001,#110001);
    text-align: center;
    line-height: 36px;
    color: #ffdf88;
    font-size: 14px;
}
.aux_tools_list_info{
    height: 75px;
    font-size: 16px;
    color: #222;
    width: 312px;
    margin: 0 auto;
    line-height: 25px;
    margin-top: 34px;
    margin-bottom: 12px;
    text-align: left;
}
/* 辅助工具高效实用 end */
/* 温馨提示 start */
.friendly_rem{
    padding: 38px 20px;
    box-sizing: border-box;
}
.friendly_rem h3{
    font-size: 24px;
    color: #222222;
    margin-bottom: 30px;
    line-height: 1;
    font-weight: 600;
}
.friendly_rem p{
    font-size: 16px;
    color: #222222;
    line-height: 32px;
    padding-left: 15px;
    position: relative;
}
.friendly_rem p::before{
    position: absolute;
    content: "";
    width: 6px;
    height: 6px;
    position: absolute;
    left: 0;
    top: 14px;
    background: #dd9436;
    border-radius: 50%;
}
/* 温馨提示end */
/* 低通 start */
.footer_btm{
    width: 100%;
    height: 100px;
    background: linear-gradient(to right,#ffdda7,#fff4e3,#ffe0b0,#fff4e3);
    border-top: 5px solid transparent;
    /* 2. 核心：设置边框渐变 */
    position: fixed;
    padding: 24px 0 0 0;
    box-sizing: border-box;
    left: 0;
    bottom: 0;
    z-index: 5;
}
.footer_btm::before{
    position: absolute;
    height: 5px; 
    content: "";
    background: linear-gradient(to right,#ffce87,#ff6b2d);
    width: 100%;
    left: 0;
    top: -5px;
}
.footer_btm_con.fl{
    margin-left: 103px;
}
.footer_btm_con.fl p{
    font-size: 16px;
    color: #222;
    line-height: 1;
    text-align: center;
    font-weight: 600;
    margin-top: 17px;
    margin-right: 10px;
}
.footer_btm_con.fl .select_con{
    background: url(/images/tiku/project/f_btn_arrow.png) no-repeat center right 10px,#fff;
    width: 278px;
    height: 50px;
    border: 1px solid #ff9e5b;
    border-radius: 10px;
    padding: 0 14px;
    box-sizing: border-box;
    line-height: 50px;  
    font-size: 16px;
    color: #999;
    position: relative;
    cursor: pointer;
}
.course_con{
    margin-left: 46px;
}
.course_con .footer_btm_con{
    display: none;
}

.footer_btm .course_con p{
    font-size: 18px;
    color: #222222;
    font-weight: 600;
}
.footer_btm .course_con p span{
    color: #ff0000;
}
.footer_btm .course_con a{
    display: block;
    width: 200px;
    height: 50px;
    background: url(/images/tiku/project/fr_btn.png) no-repeat center;
    text-align: center;
    color: #fff;
    font-size: 18px;
    line-height: 50px;
    margin-left: 38px;
    text-decoration: none;
}
.course_fix{
    position: absolute;
    left: 0;
    bottom: 55px;
    width: 100%;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    display: none;
    
}
.course_fix ul{
    padding: 10px 0;
    max-height: 300px;
    overflow-y: auto;
}
.course_fix ul li{
    line-height: 40px;
    font-size: 14px;
    color: #333;
    text-align: center;
    cursor: pointer;
}
.course_fix ul li:hover{
    background: #fff4e3;
}
.course_fix ul li.on{
    background: #fff4e3;
}
/* 低通end */