/* 通用重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* 包含边框和内边距在内的盒模型 */
}

/* 移除列表默认样式 */
ul,
ol {
    list-style: none;
}

/* 移除文本格式化元素的默认样式 */
a {
    text-decoration: none;
    color: inherit;
    /* 继承父元素的文本颜色 */
}

/* 重置表单元素 */
button,
input,
select,
textarea {
    font: inherit;
    /* 继承父元素的字体 */
    color: inherit;
    /* 继承父元素的文本颜色 */
}

@font-face {
    font-family: 'Source Han Sans CN';
    src: url('.././fonts/Source Han Sans CN.woff') format('woff')
}

:root {
    --primary-color: #2961f6;
    --secondary-color: #f8faff;
    --text-color: #000;
    --text-secondary: #52555f;
    --white: #fff;
    --black: #000;
    --gray: #ccc;
    --light-gray: #e4e4e4;
    --border-radius: 8px;
    --container-padding: 10%;
    --transition: all 0.3s ease;
}

html {
    font-size: 16px;
}

body {
    font-family: 'Source Han Sans CN', sans-serif;
    background: #f8faff;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

ul,
li {
    list-style: none;
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    padding: 1rem var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--light-gray);
    background: var(--white);
    position: relative;
    flex-wrap: wrap;
}

.header > div:first-child img {
    max-height: 50px;
    width: auto;
}

.header ul {
    display: flex;
    justify-content: flex-end;
    gap: 12rem;
    flex-wrap: wrap;
}

.header ul li {
    font-size: 1.725rem;
    font-weight: 400;
}

.kefu{
    min-width: 140px;
    height: 3.5rem;
    line-height: 3.5rem;
    text-align: center;
    border: 1px solid var(--primary-color);
    cursor: pointer;
    font-size: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    padding: 0 1.5rem;
    background: var(--primary-color);
    color: var(--white);
}

.header ul li a:hover {
    color: var(--primary-color);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

@media (max-width: 1024px) {
    .header {
        padding: 1rem 5%;
    }
    
    .header ul {
        gap: 1.5rem;
    }
    
    .header ul li {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0.75rem 5%;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .header > div:nth-child(2) {
        width: 100%;
        order: 3;
        display: none;
    }
    
    .header > div:nth-child(2).active {
        display: block;
    }
    
    .header ul {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
        width: 100%;
    }
    
    .header ul li {
        font-size: 1.125rem;
        text-align: center;
    }
}

.banner {
    position: relative;
    height: auto;
    min-height: 400px;
    max-height: 70vh;
    overflow: hidden;
}

.banner img {
    width: 100%;
    height: auto;
    display: block;
}

.banner_pos {
    position: absolute;
    padding-left: var(--container-padding);
    top: 50%;
    transform: translateY(-50%);
    max-width: 800px;
}

.banner_pos h1 {
    font-size: clamp(2rem, 5vw, 3.75rem);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.banner_pos p {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    line-height: 1.5;
    margin-bottom: 2rem;
}

.banner_pos .btn_group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.banner_pos .btn_group .btn_group_l,
.banner_pos .btn_group .btn_group_r {
    display: inline-block;
    min-width: 140px;
    height: 3.5rem;
    line-height: 3.5rem;
    text-align: center;
    border: 1px solid var(--primary-color);
    cursor: pointer;
    font-size: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    padding: 0 1.5rem;
}

.banner_pos .btn_group .btn_group_l {
    background: var(--primary-color);
    color: var(--white);
}

.banner_pos .btn_group .btn_group_r {
    background: var(--white);
    color: var(--primary-color);
}

.banner_pos .btn_group .btn_group_l:hover {
    background: #1a4fd8;
    border-color: #1a4fd8;
}

.banner_pos .btn_group .btn_group_r:hover {
    background: var(--primary-color);
    color: var(--white);
}

@media (max-width: 768px) {
    .banner {
        min-height: 300px;
    }
    
    .banner_pos {
        padding-left: 5%;
        padding-right: 5%;
        width: 100%;
        text-align: center;
    }
    
    .banner_pos .btn_group {
        justify-content: center;
    }
    
    .banner_pos .btn_group .btn_group_l,
    .banner_pos .btn_group .btn_group_r {
        width: 100%;
        max-width: 200px;
    }
}

.ys-card-list {
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2%;
}

.ys-card-list .ys-card-list-item {
    width: 100%;
    background: #fff;
    box-shadow: 0 4px 24px 0 rgba(195, 202, 207, .25);
    box-sizing: border-box;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: var(--border-radius);
}

.ys-card-list .ys-card-list-item .ys-card-list-item-t {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.ys-card-list .ys-card-list-item img {
    width: 2.5rem;
    height: auto;
    margin-right: 1rem;
}

.ys-card-list .ys-card-list-item .ys-card-list-item-b p {
    font-size: 1rem;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

@media (min-width: 768px) {
    .ys-card-list .ys-card-list-item {
        width: 48%;
    }
}

@media (min-width: 1024px) {
    .ys-card-list .ys-card-list-item {
        width: 23%;
    }
}

@media (max-width: 767px) {
    .ys-card-list {
        padding: 0 5%;
        gap: 1rem;
    }
    
    .ys-card-list .ys-card-list-item {
        width: 100%;
        padding: 1.5rem;
    }
}

.service_content {
    padding: 60px 10%;
}

.service_content .service_content_top_t {
    text-align: center;
    margin-bottom: 30px;
    font-size: 40px;
}

.service_content .service_content_top_d {
    text-align: center;
    font-size: 16px;
}

.service_content .service_content_menu {
    display: flex;
    justify-content: space-around;
    margin-top: 30px;
}

.service_content .service_content_menu>div {
    width: calc(100%/7);
    text-align: center;
    border: 1px solid #e4e4e4;
    padding: 20px 30px;
    background: #e9e9e9;
    display: flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    cursor: pointer;
}

.service_content_menu>div.active {
    background: #f7f7f7;
    border-color: #2961f6;
}

.service_content .service_content_menu>div>img {
    margin-right: 10px;
}

.service_content_center {
    display: flex;
    margin-top: 120px;
}

.service_content_center .service_content_center_left {
    width: 48%;
    padding: 0 5%;
}

.service_content_center .service_content_center_title {
    display: flex;
    align-items: center;
}

.service_content_center .service_content_center_title {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}

.service_content_center .service_content_center_title h2 {
    font-size: 26px;
    margin-left: 10px;
}

.service_content_center .service_content_center_title>img {
    width: 32px;
}

.service_content_center .service_content_center_desc {
    font-size: 18px;
    line-height: 30px;
    margin-bottom: 55px;
}

.service_content_center .service_content_center_b_t {
    font-size: 28px;
    margin-bottom: 22px;
}

.service_content_center .service_content_center_b_c .service_content_center_b_c_item {
    display: flex;
    align-items: center;
    font-size: 22px;
    margin-bottom: 30px;
}

.service_content_center .service_content_center_b_c .service_content_center_b_c_item img {
    width: 32px;
    height: auto;
    margin-right: 10px;
}

.btn-link a {
    display: flex;
    align-items: center;
    margin-top: 120px;
    cursor: pointer;
}

.btn-link img {
    width: 32px;
    margin-left: 5px;
}

.development-content {
    padding: 60px 10%;
    background: #fff;
    margin-top: 60px;
}

.development-content .development-content-title {
    text-align: center;
    font-size: 48px;
}

.development-content-c {
    display: flex;
    justify-content: space-between;
}

.development-content-c .development-content-c-item {
    width: 32%;
    height: 700px;
    padding: 80px 174px 0 53px;
    border-radius: 24px;
    position: relative;
    margin-top: 64px;
}

.development-content-c .development-content-c-item .d-c-c-i-t {
    font-size: 26px;
    margin-bottom: 20px;
}

.development-content-c .development-content-c-item .d-c-c-i-d {
    font-size: 18px;
    margin-bottom: 60px;
}

.item_1 {
    background: url(.././img/bg_new_hezuo.webp) no-repeat 100% 100% / 100% 100%;;
}

.item_2 {
    background: url(.././img/bg_new_vip.webp) no-repeat 100% 100% / 100% 100%;;
}

.item_3 {
    background: url(.././img/bg_new_daili.webp) no-repeat 100% 100% / 100% 100%;;
}

.development-content-c .development-content-c-item .d-c-c-i-g {
    font-size: 24px;
    margin-bottom: 20px;
}
.d-c-c-i-main .d-c-c-i-mian-i{
    display: flex;
    align-items: center;
    font-size: 24px;
    margin-bottom: 20px;
} 
.d-c-c-i-main .d-c-c-i-mian-i img{
    width: 32px;
    margin-right: 10px;
} 
.btn-konw{
    position: absolute;
    left: 53px;
    bottom: 53px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 32px;
    width: 214px;
    height: 58px;
    box-sizing: border-box;
    background: #020a27;
    cursor: pointer;
    color: #fff;
    font-size: 22px;
}
.btn-konw:hover{
    background: #2961f6;
}
.value-content{
    padding: 75px 10% 0 10%;
}
.value-content h4{
    text-align: center;
    font-size: 48px;
}
.value-content p{
   margin-top: 26px;
   font-size: 18px;
   text-align: center;
}
.value-content .value-content-center{
   display: flex;
   flex-wrap: wrap;
   margin-top: 20px;
   justify-content: space-between;
}
.value-content .value-content-center .value-content-center-item{
   width: 24%;
   background: #fff;
   text-align: center;
   margin-bottom: 20px;
   padding: 50px;
}
.value-content .value-content-center .value-content-center-item>img{
   width: 157px;
   height: auto;
}
.value-content .value-content-center .value-content-center-item>h5{
   font-size: 24px;
   margin: 20px 0;
}
.ask-content{
    padding: 50px 10%;
    background: #fbfdff;
    margin-top: 50px;
}
.ask-content>h2{
    font-size: 48px;
    text-align: center;
}
.ask-content .ask-content-center{
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}
.ask-content .ask-content-center .ask-content-center-item{
     padding: 41px 54px;
     background: #fff;
     /* width: 48%; */
}
.ask-content .ask-content-center .ask-content-center-item div{
     display: flex;
     align-items: center;
}
.ask-content .ask-content-center .ask-content-center-item>div>img{
     width: 32px;
     margin-right: 10px;
}
.ask-content-center-item-q{
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 20px;
}
.ask-content-center-item-a{
    font-size: 18px;
    align-items: start !important;
}
.ask-content-center-t{
    border-radius: 30px;
    box-shadow: 0 4rem 24rem 0 hsla(0,0%,86.7%,.25);
}
.ask-content-center hr{
    width: 90%;
    margin: 0 auto;
    height: 1px;
    border: none;
    background: #ccc;
}
.help-content{
    margin-top: 50px;
    padding: 0 10%;
}
.help-content h2{
    font-size: 48px;
    text-align: center;
}
.help-content .help-content-center{
    background: #fff;
    margin-top: 50px;
    padding: 42px 53px;
}
.help-content .help-content-center .help-content-center-item{
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 40px 0;
    text-decoration: none;
    color: inherit;
}
.help-content .help-content-center .help-content-center-item>p{
    font-size: 18px;
}
.help-content .help-content-center .help-content-center-item>p:hover{
    color: #2961f6;
}
.help-content .help-content-center .help-content-center-item>span{
    display: flex;
    align-items: center;
    font-size: 18px;
    color: #52555f;
}
.help-content .help-content-center .help-content-center-item>span>.right-s{
    display: none;
}
.help-content .help-content-center .help-content-center-item>span:hover{
    color: #2961f6;
}
.help-content .help-content-center .help-content-center-item>span:hover>.right-s{
    display: block;
}
.help-content .help-content-center .help-content-center-item>span:hover>.right{
    display: none;
}
.help-content-center hr{
    margin: 0 auto;
    height: 1px;
    border: none;
    background: #ccc;
}
.btn-more{
    margin: 0 auto;
    display: block;
    width: 186px;
    height: 56px;
    background: #000;
    margin-top: 50px;
    color: #fff;
    font-size: 22px;
    text-align: center;
    line-height: 56px;
    margin-bottom: 50px;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1200px) {
    :root {
        --container-padding: 5%;
    }
    
    .service_content,
    .development-content,
    .value-content,
    .ask-content,
    .help-content {
        padding-left: 5%;
        padding-right: 5%;
    }
}

@media (max-width: 1024px) {
    .service_content .service_content_menu {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .service_content .service_content_menu>div {
        width: calc(50% - 0.5rem);
        padding: 1rem;
    }
    
    .development-content-c {
        flex-wrap: wrap;
        gap: 2rem;
    }
    
    .development-content-c .development-content-c-item {
        width: 100%;
        height: auto;
        padding: 3rem;
        margin-top: 0;
    }
    
    .value-content .value-content-center .value-content-center-item {
        width: 48%;
    }
    
    .ask-content .ask-content-center {
        flex-direction: column;
        gap: 2rem;
    }
    
    .ask-content .ask-content-center .ask-content-center-item {
        width: 100%;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .service_content .service_content_top_t,
    .development-content .development-content-title,
    .value-content h4,
    .ask-content>h2,
    .help-content h2 {
        font-size: 2rem;
    }
    
    .service_content_center {
        flex-direction: column;
        margin-top: 3rem;
    }
    
    .service_content_center .service_content_center_left {
        width: 100%;
        padding: 0;
        margin-bottom: 3rem;
    }
    
    .service_content .service_content_menu>div {
        width: 100%;
    }
    
    .development-content-c .development-content-c-item {
        padding: 2rem;
    }
    
    .value-content .value-content-center .value-content-center-item {
        width: 100%;
        padding: 2rem;
    }
    
    .help-content .help-content-center {
        padding: 2rem;
    }
    
    .help-content .help-content-center .help-content-center-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        margin: 2rem 0;
    }
    
    .btn-konw {
        position: relative;
        left: auto;
        bottom: auto;
        margin-top: 2rem;
        width: 100%;
        max-width: 200px;
    }
    
    .btn-more {
        width: 100%;
        max-width: 200px;
    }
}

@media (max-width: 480px) {
    .service_content .service_content_top_t,
    .development-content .development-content-title,
    .value-content h4,
    .ask-content>h2,
    .help-content h2 {
        font-size: 1.5rem;
    }
    
    .service_content .service_content_menu>div {
        padding: 0.75rem;
        font-size: 0.875rem;
    }
    
    .development-content-c .development-content-c-item {
        padding: 1.5rem;
    }
    
    .value-content .value-content-center .value-content-center-item {
        padding: 1.5rem;
    }
    
    .ask-content .ask-content-center .ask-content-center-item {
        padding: 1.5rem;
    }
    
    .help-content .help-content-center {
        padding: 1.5rem;
    }
}
.footer-top{
    padding: 1.9rem 6.5%;
    background: #020a27;
    color: var(--white);
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px;
    align-items: center;
}
.footer-top-item{
    display: flex;
    align-items: center;
    gap: 18px;
    min-width: 0;
}
.footer-top-item-icon{
    flex: 0 0 64px;
    width: 64px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.footer-top-item img{
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-right: 0;
}
.footer-top-item-b{
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}
.footer-top-item-b h2{
    margin: 0 0 0.7rem;
    font-size: 22px;
    line-height: 1.15;
    font-weight: 700;
}
.footer-top-item-b p{
    margin: 0;
    color: #ccc;
    font-size: 14px;
    line-height: 1.45;
}

@media (max-width: 1200px) {
    .footer-top{
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px 28px;
    }
}

@media (max-width: 768px) {
    .footer-top{
        padding: 1.4rem 20px;
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .footer-top-item{
        gap: 14px;
    }
    .footer-top-item-icon{
        flex-basis: 56px;
        width: 56px;
    }
    .footer-top-item img{
        width: 56px;
        height: 56px;
    }
    .footer-top-item-b h2{
        font-size: 18px;
    }
    .footer-top-item-b p{
        font-size: 13px;
    }
}

.site-footer {
    margin-top: 0;
    padding: 20px var(--container-padding, 10%);
    background: #fff;
    border-top: 1px solid #e5e7eb;
    text-align: center;
}
.site-footer__friend-title {
    margin: 0 0 10px;
    font-size: 16px;
    font-weight: 700;
    color: #1f2937;
}
.site-footer__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.site-footer__links a {
    color: #4b5563;
    text-decoration: none;
    border-bottom: 1px dashed #cbd5e1;
}
.site-footer__links a:hover {
    color: var(--primary-color, #2961f6);
    border-bottom-color: var(--primary-color, #2961f6);
}

/* Customer service styles are injected by the shared SSR runtime. */