:root {
    --primary: #1677ff;
    --primary-hover: #4096ff;
    --primary-dark: #0958d9;
    --bg-dark: #0a1f44;
    --bg-dark-2: #0d2b5a;
    --text-main: #111827;
    --text-body: #4b5563;
    --text-muted: #6b7280;
    --text-white: #ffffff;
    --border: #e5e7eb;
    --bg-gray: #f8fafc;
    --radius: 12px;
    --radius-sm: 6px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.6;
    background: #f4f6fb;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

img { max-width: 100%; display: block; }

.wrap {
    width: 1200px;
    margin: 0 auto;
    position: relative;
}

 /* Banner容器 */
.banner-wrap {
    width: 100%;
    position: relative;
    /* 背景图替换为你实际图片地址 */
}

.banner-wrap > img {
    display: block;
    width: 100%;
    margin: 0 auto;
    max-width: 1920px;
}
.banner-wrap > img.mobile-banner-img {
    display: none;
}
/* 内容容器：宽度固定1200px，居中，使用绝对定位 */
.banner-content {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.banner-title {
    font-size: 64px;
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(0,0,0,0.35);
    margin-bottom: 32px;
}
.banner-title br {
    display: none;
}

.banner-btn {
    display: inline-block;
    padding: 16px 36px;
    background-color: #006CE8;
    color: #fff;
    font-size: 22px;
    text-decoration: none;
    box-shadow: 0 3px 10px rgba(0,0,0,0.25);
}
.banner-btn:hover {
    opacity: 0.9;
}


/* 全套 AI 客服营销工具 */
.tool-section {
    width: 100%;
    background-color: #f6f7fb;
    padding: 80px 0;
}
/* 卡片列表 */
.card-wrap {
    display: flex;
    gap: 24px;
}
.tool-card {
    flex: 1;
    background: #ffffff;
    padding: 25px 25px;
    transition: all 0.3s ease;
    cursor: pointer;
}
/* hover悬浮样式（三张卡片统一悬浮效果） */
.tool-card:hover {
    box-shadow: 0 8px 30px rgba(0, 108, 232, 0.15);
    transform: translateY(-4px);
}

.card-icon-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}
.card-icon {
    font-size: 36px;
    color: #006CE8;
}
.card-title {
    font-size: 24px;
    font-weight: 700;
    color: #222;
}
.card-subtitle {
    font-size: 16px;
    color: #222;
    margin-bottom: 12px;
    font-weight: 600;
}
.card-desc {
    font-size: 16px;
    color: #555;
    line-height: 1.65;
    margin-bottom: 28px;
}
.tool-card .btn-blue-solid {
    padding: 8px 26px;
    background:#1677ff;
    color:#fff;
    border:1px solid #1677ff;
    border-radius:4px;
    font-size:16px;
    cursor:pointer;
}
.tool-card .btn-blue-outline {
    padding: 8px 26px;
    background:#fff;
    color:#1677ff;
    border:1px solid #1677ff;
    border-radius:4px;
    font-size:16px;
    cursor:pointer;
    margin-left: 20px;
}

/* 企业未来的生产力引擎 */
.future-section {
    background-color: #ffffff;
    padding: 80px 0;
}
.future-img img {
    display: block;
    width: 90%;
    margin: 0 auto;
}
.future-link {
    margin-top: 50px;
    text-align: center;
}
.future-link a {
    display: inline-block;
    padding: 10px 80px;
    border: 2px solid #006CE8;
    border-radius: 999px;
    font-size: 22px;
    color: #006CE8;
    transition: all 0.3s ease;
}

/* 六大核心业务价值，全方位赋能企业营服升级 */
.value-section {
    width: 100%;
    background-color: #f6f7fb;
    padding: 80px 0;
}
.value-section .section-head h2 br{
    display: none;
}
/* Tab导航 */
.tab-nav {
    display: flex;
    border-bottom: 1px solid #ddd;
    margin-bottom: 40px;
}
.tab-nav li {
    font-size: 22px;
    font-weight: 500;
    padding: 16px 22px;
    cursor: pointer;
    color: #333;
    position: relative;
    transition: 0.2s;
}
.tab-nav li.active {
    color: #006CE8;
}
.tab-nav li.active::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 100%;
    height: 3px;
    background-color: #006CE8;
}

/* Tab内容容器 左右布局 */
.tab-content-wrap {
    display: flex;
    align-items: center;
    gap: 50px;
}
.tab-text .left{
    width: 50%;
}
.tab-img-box {
    width: 50%;
}
.tab-img-box img {
    width: 100%;
    display: block;
}

/* 面板默认隐藏 */
.tab-panel {
    display: none;
}
.tab-panel.active {
    display: block;
}

.tab-panel h3 {
    font-size: 26px;
    color: #222;
    margin-bottom: 24px;
}
.tab-panel ul li {
    font-size: 18px;
    color: #444;
    line-height: 1.8;
    margin-bottom: 5px;
    padding-left: 14px;
    position: relative;
}
.tab-panel ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #333;
}

.btn-consult {
    display: inline-block;
    margin-top: 30px;
    padding: 6px 32px;
    background-color: #006CE8;
    color: #fff;
    font-size: 18px;
}


/* 多重实力保障，落地无忧 */
.strength-section {
    width: 100%;
    background-color: #1956c2;
    background-image: url("images/img-strength-bg.png"); /* 替换为蓝色背景图，无图可删除该行 */
    background-size: cover;
    background-position: center;
    padding: 80px 0;
    color: #ffffff;
}

/* 大标题 */
.strength-section .section-head h2 {
    color: #fff;
}

/* 网格布局 2行3列 */
.grid-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 48px;
}
.grid-item {
    padding: 32px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
}
/* 第一个卡片高亮蓝色 */
.grid-item.active {
    background-color: #006CE8;
}

.grid-item:nth-child(1) {
    background: url(../images/img-strength1.png) no-repeat right bottom, rgba(255,255,255,0.1);
}
.grid-item:nth-child(1):hover{
    background: url(../images/img-strength1.png) no-repeat right bottom, #0068ee;
}

.grid-item:nth-child(2) {
    background: url(../images/img-strength2.png) no-repeat right bottom, rgba(255,255,255,0.1);
}
.grid-item:nth-child(2):hover{
    background: url(../images/img-strength2.png) no-repeat right bottom, #0068ee;
}

.grid-item:nth-child(3) {
    background: url(../images/img-strength3.png) no-repeat right bottom, rgba(255,255,255,0.1);
}
.grid-item:nth-child(3):hover{
    background: url(../images/img-strength3.png) no-repeat right bottom, #0068ee;
}

.grid-item:nth-child(4) {
    background: url(../images/img-strength4.png) no-repeat right bottom, rgba(255,255,255,0.1);
}
.grid-item:nth-child(4):hover{
    background: url(../images/img-strength4.png) no-repeat right bottom, #0068ee;
}

.grid-item:nth-child(5) {
    background: url(../images/img-strength5.png) no-repeat right bottom, rgba(255,255,255,0.1);
}
.grid-item:nth-child(5):hover{
    background: url(../images/img-strength5.png) no-repeat right bottom, #0068ee;
}

.grid-item:nth-child(6) {
    background: url(../images/img-strength6.png) no-repeat right bottom, rgba(255,255,255,0.1);
}
.grid-item:nth-child(6):hover{
    background: url(../images/img-strength6.png) no-repeat right bottom, #0068ee;
}

.grid-item h4 {
    font-size: 24px;
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 12px;
}
.grid-item h4::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 1px;
    background: #fff;
}
.grid-item p {
    font-size: 18px;
    line-height: 1.7;
    opacity: 0.95;
}

/* 免费试用按钮 */
.btn-free {
    display: none;
    margin-top: 20px;
    padding: 8px 20px;
    background: #fff;
    color: #006CE8;
    font-size: 16px;
    border-radius: 2px;
}
.grid-item:hover .btn-free {
    display: inline-block;
}

/* 底部居中按钮 */
.bottom-btn-box {
    text-align: center;
}
.btn-outline-white {
    display: inline-block;
    padding: 16px 64px;
    border: 1px solid #fff;
    border-radius: 999px;
    font-size: 22px;
    color: #fff;
    transition: 0.3s;
}
.btn-outline-white:hover {
    background: rgba(255,255,255,0.15);
}

/* 行业解决方案 */
.solution-wrap {
    margin: 0 auto;
    padding: 80px 0;
}

.section-title h2 {
    font-size: 42px;
    color: #333333;
    margin-bottom: 16px;
}
.section-title p {
    font-size: 24px;
    color: #555555;
}
.solution-wrap .solutions-grid {
    display: none;
}
.card-list {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}
.solution-card {
    flex: 1;
    padding: 32px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
    background: #ffffff;
	min-height: 395px;
}

.solution-card:nth-child(1) {
    background: url(../images/img-solutions1.png) no-repeat right bottom, #ffffff;
}
.solution-card:nth-child(1):hover {
    background: url(../images/img-solutions1s.png) no-repeat right bottom, #0068ee;
}
.solution-card:nth-child(2) {
    background: url(../images/img-solutions2.png) no-repeat right bottom, #ffffff;
}
.solution-card:nth-child(2):hover {
    background: url(../images/img-solutions2s.png) no-repeat right bottom, #0068ee;
}
.solution-card:nth-child(3) {
    background: url(../images/img-solutions3.png) no-repeat right bottom, #ffffff;
}
.solution-card:nth-child(3):hover {
    background: url(../images/img-solutions3s.png) no-repeat right bottom, #0068ee;
}
.solution-card:nth-child(4) {
    background: url(../images/img-solutions4.png) no-repeat right bottom, #ffffff;
}
.solution-card:nth-child(4):hover {
    background: url(../images/img-solutions4s.png) no-repeat right bottom, #0068ee;
}
.solution-card:nth-child(5) {
    background: url(../images/img-solutions5.png) no-repeat right bottom, #ffffff;
}
.solution-card:nth-child(5):hover {
    background: url(../images/img-solutions5s.png) no-repeat right bottom, #0068ee;
}

.solution-card::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    width: 120px;
    height: 120px;
    background-repeat: no-repeat;
    background-position: right bottom;
    opacity: 0.12;
}
.card-industry {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}
.card-desc {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 24px;
}
.card-item {
    font-size: 15px;
    line-height: 2;
}
.card-btn {
    display: none;
    padding: 8px 20px;
    border: 1px solid #fff;
    border-radius: 4px;
    text-decoration: none;
    color: #1677ff;
    background: #fff;
    font-size: 15px;
    margin-top: 20px;
}
.solution-card:hover .card-btn {
    display: inline-block;
}
.contact-btn-box {
    text-align: center;
}
.contact-btn {
    display: inline-block;
    padding: 16px 60px;
    border: 1px solid #1677ff;
    border-radius: 99px;
    color: #1677ff;
    font-size: 20px;
    text-decoration: none;
}
.solution-card:hover,
.solution-card.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    transform: translateY(-6px);
    box-shadow: 0 14px 30px rgba(22, 119, 255, 0.28);
}


/* 新闻 */
.news-section {
    background-color: #ffffff;
    padding: 60px 0;
}
/* tab头部区域 */
.news-tab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e4e7ed;
}
.news-tab-nav {
    display: flex;
    align-items: flex-end;
    justify-content: center;
}
.news-tab-nav-item {
    padding: 0 22px 16px;
    font-size: 22px;
    color: #999999;
    cursor: pointer;
    position: relative;
    user-select: none;
}
/* tab激活样式 */
.news-tab-nav-item.is-active {
    font-size: 30px;
    color: #1677ff;
    font-weight: 400;
}
.news-tab-nav-item.is-active::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 100%;
    height: 2px;
    background-color: #1677ff;
}
.news-tab-more {
    font-size: 16px;
    color: #999;
    text-decoration: none;
}
/* tab内容容器，所有面板切换显示隐藏 */
.news-tab-panels {
    padding-top: 24px;
}
.tab-panel {
    display: none;
}
.tab-panel.is-show {
    display: flex;
    gap:24px;
}
/* 左侧banner */
.news-panel-banner {
    width: 340px;
}
.news-panel-banner img {
    width: 100%;
    margin-bottom: 20px;
}

.mobile-new-list {
    display: none;
}

/* 右侧新闻两列布局 */
.newss-container {
    flex: 1;
}
.newss-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.newss-item {
    overflow: hidden;
    padding: 6px 0;
}
.newss-big-num {
    text-align: center;
    float: left;
    margin-right: 12px;
}
.newss-big-num h6 {
    font-size: 30px;
    font-weight: 700;
}
.newss-big-num p {
    font-size: 14px;
    font-weight: 400;
    color: #333333;
}
.newss-content {
    overflow: hidden;
}
.newss-title {
    font-size: 20px;
    font-weight: 700;
    color: #222;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    margin-bottom: 8px;
}
.newss-intro {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}
.newss-intro p {
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-word;
}


/* 手机端 767px及以下 */
@media (max-width: 767px) {

    .banner-wrap > img.mobile-banner-img {
        display: block;
    }
    .banner-wrap > img.pc-banner-img {
        display: none;
    }
    .banner-title {
        font-size: 9vw;
        line-height: 1.4em;
        margin-bottom: 15px;
    }
    .banner-title br {
        display: block;
    }
    .banner-btn {
        padding: 8px 20px;
        font-size: 3.46vw;
    }
    .banner-content {
        left: 50%;
        text-align: center;
    }

    /* 全套 AI 客服营销工具 */
    .tool-section {
        padding: 4vw 2.66vw;
    }
    .card-wrap {
        /* display: block; */
        gap: 2vw;
    }
    .tool-card {
        padding: 2.66vw;
    }
    .card-icon-title {
        gap: 1.33vw;
        margin-bottom: 2.66vw;
    }
    .card-icon img {
        width: 3.46vw;
    }
    .card-title {
        font-size: 3.46vw;
        margin: 0;
    }
    .card-subtitle {
        font-size: 2.66vw;
        margin-bottom: 1.6vw;
    }
    .card-desc {
        font-size: 2.4vw;
        line-height: 1.8;
        margin-bottom: 0;
    }
    .card-wrap .tool-card  {
        margin-bottom: 0;
		min-height: auto;
    }

    /* 企业未来的生产力引擎 */
    .future-section {
        display: none;
        padding: 4vw 2.66vw;
    }
    .future-link {
        margin-top: 20px;
    }
    .future-link a {
        padding: 10px 30px;
        border: 2px solid #006CE8;
        font-size: 16px;
    }

    /* 六大核心业务价值，全方位赋能企业营服升级 */
    .value-section {
        padding: 4vw 2.66vw;
        background-color: #fff;
    }
    .value-section .section-head h2 br{
        display: block;
    }
    .tab-nav {
        overflow-x: scroll;
        margin-bottom: 5.33vw;
    }
    .tab-nav li {
        white-space: nowrap;
        font-size: 3.46vw;
        padding: 2.13vw 2.93vw;
    }
    .tab-text {
        padding: 4vw;
        background-color: #f4f6fb;
        border-radius: 15px;
    }
    .tab-content-wrap {
        display: block;
    }
    .tab-text .left{
        width: 100%;
    }
    .tab-img-box {
        width: 100%;
        margin-top: 15px;
    }
    .tab-panel h3 {
        font-size: 4vw;
        font-weight: 700;
        margin-bottom: 3.33vw;
    } 
    .tab-panel ul li {
        font-size: 3.46vw;
        margin-bottom: 5px;
        padding-left: 14px;
    }
    .btn-consult {
        margin-top: 4vw;
        padding: 0.8vw 4vw;
        font-size: 3.2vw;
    }

    /* 多重实力保障，落地无忧 */
    .strength-section {
        background-color: #1956c2;
        padding: 4vw 2.66vw;
    }
    .grid-wrap {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin-bottom: 20px;
    }

    .grid-item:nth-child(1) {
        background: url(../images/img-mobile-strength01.png) no-repeat right bottom, rgba(255,255,255, 1);
        background-size: 32%;
    }
    .grid-item:nth-child(2) {
        background: url(../images/img-mobile-strength02.png) no-repeat right bottom, rgba(255,255,255, 1);
        background-size: 32%;
    }
    .grid-item:nth-child(3) {
        background: url(../images/img-mobile-strength03.png) no-repeat right bottom, rgba(255,255,255, 1);
        background-size: 32%;
    }
    .grid-item:nth-child(4) {
        background: url(../images/img-mobile-strength04.png) no-repeat right bottom, rgba(255,255,255, 1);
        background-size: 32%;
    }
    .grid-item:nth-child(5) {
        background: url(../images/img-mobile-strength05.png) no-repeat right bottom, rgba(255,255,255, 1);
        background-size: 32%;
    }
    .grid-item:nth-child(6) {
        background: url(../images/img-mobile-strength06.png) no-repeat right bottom, rgba(255,255,255, 1);
        background-size: 32%;
    }
    .grid-item h4 {
        font-size: 3.46vw;
        font-weight: 700;
        padding-bottom: 2vw;
        margin-bottom: 2vw;
        color: #0068ee;
        border-bottom: solid #999999 1px;
        display: inline-block;
    }
    .grid-item p {
        font-size: 2.66vw;
        line-height: 1.7;
        opacity: 1;
        color: #333;
    }

    .grid-item {
        padding: 4vw;
    }
    .btn-outline-white {
        padding: 10px 30px;
        border: 2px solid #006CE8;
        font-size: 16px;
    }

    .bottom-btn-box {
        display: none;
    }

    /* 行业解决方案 */
    .solution-wrap {
        padding: 4vw 2.66vw;
    }
    .card-list {
        display: none;
    }
    .contact-btn-box {
        display: none;
    }

    .solution-wrap .solutions-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 3.2vw;
    }
    .solution-wrap .solution-card {
        position: relative; 
        display: flex;
        align-items: center;
        background-color: #0062ff;;
        color: #ffffff;
        padding: 2vw 3vw;
        border-radius: 8px;
        text-decoration: none;
        transition: all 0.3s ease;
        box-shadow: 0 4px 14px rgba(0, 98, 255, 0.15);
        cursor: pointer;
        overflow: hidden;
		min-height: auto;
    }
    .solution-wrap .card-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 2.13vw;
    }
    .solution-wrap .card-icon img {
        width: 3.73vw;
        height: 3.73vw;
        object-fit: contain;
        display: block;
    }
    .solution-wrap .card-text {
        font-size: 2.4vw;
        font-weight: 500;
        letter-spacing: 1px;
        flex-grow: 1;
    }
    .solution-wrap .solution-card::after {
        content: '';
        display: block;
        width: 1.06vw;
        height: 1.06vw;
        border-top: 1px solid #ffffff;
        border-right: 1px solid #ffffff;
        transform: rotate(45deg);
        margin-left: 2.13vw;
        opacity: 0.8;
        transition: transform 0.3s ease, opacity 0.3s ease;
        flex-shrink: 0;
        position: relative;
    }

    /* 新闻 */
    .news-section {
        width: 100%;
        padding: 4vw 2.66vw;
    }
    .news-tab-nav {
        overflow-x: scroll;
    }
    .news-tab-nav-item {
        white-space: nowrap;
    }
    .news-tab-more {
        overflow-y: hidden;
        white-space: nowrap;
        font-size: 2.4vw;
    }
    .news-tab-nav-item {
        padding: 0 2.93vw 2.13vw;
        font-size: 3.46vw;
    }
    .news-tab-nav-item.is-active {
        font-size: 4vw;
        font-weight: 700;
    }
    .tab-panel.is-show {
        display: block;
    }
    .news-panel-banner {
        display: none;
    }
    .newss-container {
        display: none;
    }

    .mobile-new-list {
        display: block;
    }
    .mobile-new-item {
        display: grid;
        grid-template-columns: 2fr 3fr;
        gap: 3.2vw;
        border-bottom: solid 1px #dfe1e6;
        padding-bottom: 4vw;
        margin-bottom: 4vw;
    }
    .mobile-new-item .mobile-new-title {
        font-size: 3.2vw;
        font-weight: 700;
        line-height: 1.5;
        margin-bottom: 1.06vw;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .mobile-new-item .mobile-new-desc {
        display: none;
    }
    .mobile-new-item p {
        font-size: 2.4vw;
        color: #666;
        font-weight: 400;
        line-height: 1.5;
        margin-bottom: 1.06vw;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .mobile-new-item .mobile-new-date {
        font-size: 2.13vw;
    }
}