/* 自定义样式文件 */

/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* 性能优化：图片默认样式 */
img {
    display: block;
    max-width: 100%;
    height: auto;
}

/* 页面切换样式 */
.page-content {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-content.active {
    display: block;
    animation: fadeInUp 0.6s ease forwards;
}

/* 避免从其他页面跳转时的闪烁 */
html.loading-subpage #home-page {
    display: none !important;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInChar {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 子页面内容区域 */
.subpage-content-wrapper {
    padding: 60px 0;
    background-color: #ffffff;
}

.subpage-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* 左侧导航栏 */
.subpage-sidebar {
    position: absolute;
    top: 40px;
    left: 80px;
    width: 190px;
    z-index: 1001;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.sidebar-header .sidebar-line {
    width: 4px;
    height: 17px;
    background-color: #0052d9;
    flex-shrink: 0;
    display: block;
}

.sidebar-title {
    font-size: 18px;
    color: #333333;
    font-weight: 500;
    margin: 0;
}

.sidebar-nav {
    background-color: #ffffff;
    border: solid 1px #d5e5ff;
    border-radius: 4px;
    overflow: visible;
}

.sidebar-nav-item {
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.sidebar-nav-item {
    display: block;
}

.nav-item-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 16px;
    cursor: pointer;
}

.nav-item-text {
    font-size: 14px;
    color: #333333;
    white-space: nowrap;
}

.nav-item-arrow {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    color: #999999;
    width: 12px;
    height: 12px;
    min-width: 12px;
    display: inline-block;
}

.sidebar-nav-item.active .nav-item-arrow {
    transform: rotate(180deg);
}

.sidebar-nav-item:hover .nav-item-header {
    background-color: #e8f0ff;
}

.sidebar-nav-item.active .nav-item-header {
    background-color: #e8f0ff;
}

.sidebar-nav-item.active .nav-item-text {
    color: #0052d9;
}

.sidebar-nav-item.active .nav-item-arrow {
    color: #0052d9;
}

/* 导航项下拉内容 */
.nav-item-dropdown {
    width: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: #f8faff;
}

.sidebar-nav-item.active .nav-item-dropdown {
    max-height: 500px;
}

.dropdown-item {
    padding: 10px 16px;
    font-size: 13px;
    color: #666666;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.dropdown-item:first-child {
    padding-top: 12px;
}

.dropdown-item:last-child {
    padding-bottom: 12px;
}

.dropdown-item:hover {
    color: #0052d9;
    background-color: #e8f0ff;
}

/* 主内容区 */
.subpage-main-content {
    min-height: 600px;
    padding: 40px;
    background-color: #ffffff;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* Header样式 */
.header {
    width: 100%;
    height: 76px;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1100;
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform;
}

.header-container {
    height: 100%;
    display: flex;
    align-items: center;
    padding: 0 79px;
}

/* Logo样式 */
.logo {
    margin-right: 79px;
    flex-shrink: 0;
}

.logo a {
    display: inline-block;
    transition: transform 0.3s ease;
}

.logo a:hover {
    transform: scale(1.05);
}

.logo img {
    width: 123px;
    height: 33px;
    object-fit: contain;
}

/* 导航菜单 */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 140px;
    flex: 0 0 auto;
    margin-left: 120px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    color: #333333;
    font-size: 16px;
    transition: color 0.3s;
    position: relative;
}

.nav-item:hover {
    color: #0052d9;
}

.nav-item-no-dropdown {
    cursor: pointer;
}

/* 导航链接样式 */
.nav-item a {
    color: inherit;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-item a:hover {
    color: #0052d9;
}

.dropdown-icon {
    width: 12px;
    height: 8px;
    transition: transform 0.3s;
}

.nav-item:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* 下拉菜单 */
.dropdown-menu {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    width: 100%;
    background-color: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 999;
    pointer-events: none;
    will-change: opacity, transform;
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.dropdown-content {
    display: flex;
    height: 335px;
    max-width: 1200px;
    margin: 0 auto;
}

.dropdown-close {
    position: absolute;
    top: 20px;
    right: 40px;
    width: 32px;
    height: 32px;
    background-color: transparent;
    border: none;
    font-size: 32px;
    color: #999999;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
    z-index: 10;
}

.dropdown-close:hover {
    color: #333333;
}

/* 左侧边栏 */
.dropdown-sidebar {
    width: 181px;
    background-color: #f8faff;
    display: flex;
    flex-direction: column;
}

.dropdown-sidebar-item {
    height: 67px;
    display: flex;
    align-items: center;
    padding-left: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.dropdown-sidebar-line {
    width: 3px;
    height: 0;
    background-color: #0052d9;
    position: absolute;
    left: 0;
    transition: height 0.3s ease;
}

.sidebar-text {
    font-size: 14px;
    color: #333333;
    transition: color 0.3s ease;
}

.dropdown-sidebar-item.active,
.dropdown-sidebar-item:hover {
    background-color: #e3ecfc;
}

.dropdown-sidebar-item.active .dropdown-sidebar-line,
.dropdown-sidebar-item:hover .dropdown-sidebar-line {
    height: 50px;
}

.dropdown-sidebar-item.active .sidebar-text,
.dropdown-sidebar-item:hover .sidebar-text {
    color: #0052d9;
}

/* 右侧内容区 */
.dropdown-main {
    flex: 1;
    padding: 30px 40px;
    display: flex;
    gap: 40px;
}

.dropdown-content-panel {
    display: none;
    flex: 1;
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.dropdown-content-panel.active {
    display: block;
    animation: fadeInLeft 0.4s ease forwards;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.dropdown-title {
    font-size: 24px;
    color: #333333;
    margin: 0;
    font-weight: 500;
}

.dropdown-divider {
    width: 849px;
    height: 0px;
    border-top: solid 1px #e0e0e0;
    margin-top: 20px;
    margin-bottom: 20px;
}

.dropdown-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px 30px;
    margin-top: 10px;
}

.dropdown-feature-item {
    cursor: pointer;
    padding: 12px;
    border-radius: 4px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    will-change: transform;
    opacity: 0;
    animation: fadeInItem 0.4s ease forwards;
}

/* 为下拉菜单项添加错落出现效果 */
.dropdown-feature-item:nth-child(1) {
    animation-delay: 0.1s;
}

.dropdown-feature-item:nth-child(2) {
    animation-delay: 0.15s;
}

.dropdown-feature-item:nth-child(3) {
    animation-delay: 0.2s;
}

.dropdown-feature-item:nth-child(4) {
    animation-delay: 0.25s;
}

.dropdown-feature-item:nth-child(5) {
    animation-delay: 0.3s;
}

.dropdown-feature-item:nth-child(6) {
    animation-delay: 0.35s;
}

@keyframes fadeInItem {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-feature-item:hover {
    background-color: #f5f8ff;
    transform: translateY(-2px);
    will-change: transform;
}

.dropdown-feature-item:hover .feature-item-title {
    color: #0052d9;
}

.feature-item-title {
    font-size: 14px;
    color: #000000;
    margin-bottom: 8px;
    font-weight: normal;
    transition: color 0.3s ease;
    text-align: center;
}

.feature-item-desc {
    font-size: 12px;
    color: #777777;
    line-height: 18px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}

.dropdown-image {
    width: 180px;
    height: 268px;
    object-fit: contain;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.dropdown-image.fade-transition {
    opacity: 0;
    transform: scale(0.95);
}

/* 右侧功能区 */
.header-actions {
    display: flex;
    align-items: center;
    margin-left: auto;
    gap: 77px;
}

/* 搜索框 */
.search-box {
    position: relative;
    width: 215px;
    height: 36px;
}

.search-box input {
    width: 100%;
    height: 100%;
    padding: 0 36px 0 12px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

.search-box input:focus {
    border-color: #0052d9;
}

.search-icon {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

/* 电话区域 */
.contact-phone {
    display: flex;
    align-items: center;
    gap: 8px;
}

.phone-icon {
    width: auto;
    height: 20px;
}

.phone-number {
    font-size: 21px;
    color: #0052d9;
    font-weight: 500;
}

/* 预约演示按钮 */
.demo-button {
    width: 72px;
    height: 24px;
    background-image: linear-gradient(270deg, #0052d9 0%, #3b85ff 100%);
    border-radius: 8px;
    border: none;
    color: #ffffff;
    font-size: 14px;
    cursor: pointer;
    transition: opacity 0.3s;
}

.demo-button:hover {
    opacity: 0.9;
}

/* 主内容区域需要增加顶部边距以避免被固定header遮挡 */
main {
    margin-top: 76px;
    margin-bottom: 0;
}

/* ========== Banner区域 ========== */
.banner {
    width: 100%;
    height: 416px;
    background-image: url('../img/banner/组2734@3x.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

/* 子页面banner样式 */
.banner-subpage {
    height: 300px;
    overflow: visible;
}

.banner-subpage .banner-content {
    top: 40px;
    left: 360px;
}

.banner-content {
    position: absolute;
    top: 64px;
    left: 430px;
}

.banner-title {
    font-size: 31px;
    line-height: 36px;
    color: #000000;
    margin: 0 0 16px 0;
    font-weight: 500;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease 0.2s forwards;
}

.banner-description {
    font-size: 18px;
    line-height: 28px;
    color: #777777;
    margin: 0;
    max-width: 600px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease 0.4s forwards;
}

/* ========== 功能特性区域 ========== */
.features-bar {
    width: 100%;
    height: 103px;
    background-image: linear-gradient(0deg, #ffffff 0%, #eff3fa 100%);
    display: flex;
    justify-content: center;
    align-items: center;
}

.features-container {
    width: 900px;
    height: 103px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.feature-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 0 30px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.feature-item:hover {
    transform: translateY(-3px);
}

.feature-item:hover .feature-icon {
    transform: scale(1.1);
}

.feature-icon {
    transition: transform 0.3s ease;
}

.feature-divider {
    width: 0px;
    height: 103px;
    border-left: solid 1px #d9e3f0;
    flex-shrink: 0;
}

.feature-icon {
    width: auto;
    height: 40px;
    flex-shrink: 0;
}

.feature-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.feature-title {
    font-size: 18px;
    color: #000000;
    margin: 0 0 4px 0;
    font-weight: 500;
    white-space: nowrap;
}

.feature-desc {
    font-size: 14px;
    color: #6f7888;
    margin: 0;
    white-space: nowrap;
}

/* ========== AI解决方案区域 ========== */
.ai-solution-section {
    width: 100%;
    padding-top: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ai-solution-title {
    font-size: 28px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 20px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0 0 29px 0;
    text-align: center;
}

.ai-solution-banner {
    width: 100%;
    display: flex;
    justify-content: center;
}

.ai-solution-banner img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========== 服务介绍区域 ========== */
.service-intro-section {
    width: 100%;
    padding-top: 90px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.service-intro-title {
    font-size: 28px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 38px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0;
}

.service-intro-desc {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 20px;
    letter-spacing: 0px;
    color: #868686;
    margin: 15px 0 0 0;
}

/* ========== 标签切换区域 ========== */
.tabs-section {
    width: 100%;
    padding-top: 43px;
    display: flex;
    justify-content: center;
}

.tabs-container {
    display: flex;
    gap: 175px;
    align-items: flex-start;
}

.tab-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: transform 0.3s ease;
    will-change: transform;
}

.tab-item:hover {
    transform: translateY(-2px);
}

.tab-icon-active,
.tab-icon-normal {
    width: 51px;
    height: 70px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.tab-item:hover .tab-icon-active,
.tab-item:hover .tab-icon-normal {
    transform: scale(1.05);
    filter: drop-shadow(0 2px 4px rgba(0, 82, 217, 0.15));
}

.tab-label {
    margin-top: 12px;
    font-size: 18px;
    color: #666666;
    transition: color 0.3s ease;
    white-space: nowrap;
}

/* 默认显示不高亮图标 */
.tab-item .tab-icon-active {
    display: none;
}

.tab-item .tab-icon-normal {
    display: block;
}

/* 激活状态显示高亮图标 */
.tab-item.active .tab-icon-active {
    display: block;
}

.tab-item.active .tab-icon-normal {
    display: none;
}

/* 激活状态文字颜色 */
.tab-item.active .tab-label {
    color: #0052d9;
}

/* 高亮横线 */
.tab-indicator {
    margin-top: 27px;
    width: 51px;
    height: 3px;
    background-color: transparent;
    transition: background-color 0.3s ease, transform 0.3s ease;
    transform: scaleX(0);
    transform-origin: center;
}

.tab-item.active .tab-indicator {
    background-color: #0052d9;
    transform: scaleX(1);
    animation: slideInIndicatorTab 0.4s ease;
}

@keyframes slideInIndicatorTab {
    0% {
        transform: scaleX(0);
        opacity: 0;
    }
    50% {
        transform: scaleX(1.1);
    }
    100% {
        transform: scaleX(1);
        opacity: 1;
    }
}

/* ========== CTA行动号召区域 ========== */
.cta-section {
    width: 100%;
    height: 280px;
    margin-top: 39px;
    background-image: url('../img/banner/组 2767.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cta-content {
    text-align: center;
}

.cta-title {
    font-size: 32px;
    font-weight: 500;
    line-height: 40px;
    color: #000000;
    margin: 0 0 12px 0;
}

.cta-subtitle {
    font-size: 20px;
    font-weight: normal;
    line-height: 28px;
    color: #333333;
    margin: 0 0 32px 0;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.cta-button {
    padding: 12px 32px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.cta-button-primary {
    background-color: #0052d9;
    color: #ffffff;
}

.cta-button-primary:hover {
    background-color: #003db8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 82, 217, 0.4);
}

.cta-button-secondary {
    background-color: #ffffff;
    color: #0052d9;
    border: 1px solid #e0e0e0;
}

.cta-button-secondary:hover {
    background-color: #f5f5f5;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* ========== 内容展示区域 ========== */
.content-display-section {
    width: 100%;
    height: 520px;
    background-image: url('../img/banner/组2757.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
}

.content-display-container {
    display: flex;
    gap: 0;
    align-items: flex-start;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.content-display-container.active {
    animation: fadeInUp 0.6s ease forwards;
}

/* 主内容卡片 - 400x440 */
.main-content-card {
    width: 400px;
    height: 440px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 35px 49px;
    position: relative;
    opacity: 0;
    transform: scale(0.95);
    animation: zoomInCard 0.6s ease forwards;
}

@keyframes zoomInCard {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.content-card-title {
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 180px;
    letter-spacing: 0px;
    color: #333333;
    margin: 0 0 10px 0;
}

.detail-button {
    width: 93px;
    height: 25px;
    background-color: #0052d9;
    border-radius: 8px;
    border: none;
    color: #ffffff;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.detail-button:hover {
    background-color: #003db8;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 82, 217, 0.3);
}

.main-content-card {
    transition: all 0.3s ease;
}

.main-content-card:hover {
    box-shadow: 0 6px 24px rgba(0, 82, 217, 0.2);
    z-index: 1;
    transform: translateY(-5px);
}

.main-content-card:hover .detail-button {
    opacity: 0.9;
}

/* 副内容网格 - 6个266x220 */
.sub-content-grid {
    display: grid;
    grid-template-columns: repeat(3, 266px);
    grid-template-rows: repeat(2, 220px);
    gap: 0;
}

.sub-content-card {
    width: 266px;
    height: 220px;
    background-color: #ffffff;
    border-radius: 0;
    box-shadow: none;
    border: 1px solid #e5e5e5;
    padding: 23px;
    display: flex;
    flex-direction: column;
    position: relative;
    box-sizing: border-box;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUpCard 0.6s ease forwards;
}

/* 错落出现动画 - 为每个卡片添加不同的延迟 */
.sub-content-card:nth-child(1) {
    animation-delay: 0.1s;
}

.sub-content-card:nth-child(2) {
    animation-delay: 0.2s;
}

.sub-content-card:nth-child(3) {
    animation-delay: 0.3s;
}

.sub-content-card:nth-child(4) {
    animation-delay: 0.4s;
}

.sub-content-card:nth-child(5) {
    animation-delay: 0.5s;
}

.sub-content-card:nth-child(6) {
    animation-delay: 0.6s;
}

@keyframes fadeInUpCard {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sub-card-icon {
    width: 38px;
    height: 35px;
    object-fit: contain;
    margin-bottom: 12px;
}

.sub-card-title {
    font-family: Source Han Sans CN, sans-serif;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 20px;
    letter-spacing: 0px;
    color: #333333;
    margin: 0 0 8px 0;
}

.sub-card-desc {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 18px;
    letter-spacing: 0px;
    color: #999999;
    margin: 0;
    flex: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
}

.sub-card-button {
    padding: 4px 8px;
    height: auto;
    border-radius: 4px;
    border: solid 1px #e0e0e0;
    background-color: #ffffff;
    color: #666666;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: absolute;
    bottom: 19px;
    left: 23px;
    white-space: nowrap;
}

.sub-content-card:hover {
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.15);
    border-color: #0052d9;
    z-index: 1;
    transform: translateY(-5px);
}

.sub-content-card:hover .sub-card-button {
    border-color: #0052d9;
    background-color: transparent;
    color: #0052d9;
}

/* 视频分析区域特殊布局 - 2列4个 */
.video-grid {
    grid-template-columns: repeat(2, 399px);
    grid-template-rows: repeat(2, 220px);
}

.video-card {
    width: 399px;
}

/* ========== Footer底部区域 ========== */
.footer {
    width: 100%;
    background-color: #f5f7fa;
    padding: 60px 0 0 0;
    margin: 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    gap: 60px;
}

/* 左侧公司信息 */
.footer-company {
    flex: 0 0 300px;
}

.footer-logo {
    width: 123px;
    height: 33px;
    margin-bottom: 24px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-item {
    font-size: 14px;
    color: #666666;
    line-height: 24px;
    margin: 0;
    display: flex;
    align-items: flex-start;
}

.contact-icon {
    width: 13px;
    height: 14px;
    margin-right: 8px;
    margin-top: 5px;
    flex-shrink: 0;
}

/* 中间链接区域 */
.footer-links {
    flex: 1;
    display: flex;
    gap: 60px;
}

.footer-column {
    flex: 1;
}

.footer-title {
    font-size: 16px;
    font-weight: 500;
    color: #000000;
    margin: 0 0 16px 0;
}

.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-list li {
    margin-bottom: 12px;
}

.footer-list a {
    font-size: 14px;
    color: #666666;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-list a:hover {
    color: #0052d9;
    transform: translateX(5px);
}

/* 右侧二维码区域 */
.footer-qr {
    flex: 0 0 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-qr-title {
    font-size: 14px;
    color: #000000;
    margin: 0 0 16px 0;
}

.footer-qr-code {
    width: 120px;
    height: 120px;
    margin-bottom: 16px;
}

.footer-contact-button {
    width: 100%;
    padding: 8px 20px;
    background-color: #0052d9;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.footer-contact-button:hover {
    background-color: #003db8;
}

/* 版权信息 */
.footer-copyright {
    margin-top: 40px;
    padding: 20px 0;
    text-align: center;
    border-top: 1px solid #e5e5e5;
}

.footer-copyright p {
    font-size: 12px;
    color: #999999;
    margin: 0;
}

/* ========== 侧边工具栏 ========== */
.sidebar-tools {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    background-color: #ffffff;
    box-shadow: 0px 0px 6px 0px rgba(0, 0, 0, 0.1);
    border-radius: 13px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 25px 0;
    z-index: 1000;
}

.tool-item {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    padding: 10px 0;
}

.tool-item:hover {
    transform: scale(1.05);
}

.tool-icon-wrapper {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    margin-bottom: 8px;
}

.tool-icon {
    width: 20px;
    height: 20px;
    transition: all 0.3s ease;
}

.tool-icon-active {
    display: none;
}

.tool-label {
    font-size: 12px;
    color: #333333;
    text-align: center;
    transition: color 0.3s ease;
}

.tool-item:hover .tool-icon-normal {
    display: none;
}

.tool-item:hover .tool-icon-active {
    display: block;
}

#phone-tool:hover .tool-icon-wrapper,
#qr-tool:hover .tool-icon-wrapper {
    background-image: linear-gradient(0deg, #0052d9 0%, #4382ea 100%);
    box-shadow: 0px 3px 6px 0px rgba(0, 0, 0, 0.16);
}

#phone-tool:hover .tool-label,
#qr-tool:hover .tool-label {
    color: #0052d9;
}

#back-top {
    padding: 15px 0;
}

#back-top .tool-icon {
    margin-bottom: 0;
}

.tool-divider {
    width: 43px;
    height: 0px;
    border-top: solid 1px #e3e3e3;
    margin: 8px 0;
}

/* 弹框样式 */
.tool-popup {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translate(0, -50%);
    background-color: #ffffff;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    z-index: 1001;
}

.tool-item:hover .tool-popup {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(-5px, -50%);
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translate(10px, -50%);
    }
    to {
        opacity: 1;
        transform: translate(-5px, -50%);
    }
}

/* 电话弹框 */
.phone-popup {
    min-width: 160px;
}

.popup-title {
    font-size: 14px;
    color: #333333;
    margin: 0 0 10px 0;
    font-weight: 500;
}

.popup-phone {
    font-size: 16px;
    color: #0052d9;
    margin: 0;
    font-weight: bold;
}

/* 公众号二维码弹框 */
.qr-popup {
    padding: 15px !important;
    background-color: #ffffff !important;
    min-width: 150px;
}

.popup-qr {
    width: 120px !important;
    height: 120px !important;
    display: block !important;
    object-fit: contain;
    background-color: #f0f0f0;
}

/* 自定义动画 */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== 响应式适配 ========== */

/* 大屏幕 (1920px+) - 默认样式已设置 */

/* 中大屏幕 (1440px - 1920px) */
@media screen and (max-width: 1920px) {
    .header-container {
        padding: 0 60px;
    }
    
    .logo {
        margin-right: 60px;
    }
    
    .nav-menu {
        gap: 120px;
    }
    
    .header-actions {
        gap: 60px;
    }
    
    .banner-content {
        left: 350px;
    }
    
    .features-container {
        width: 380px;
    }
}

/* 中等屏幕 (1200px - 1440px) */
@media screen and (max-width: 1440px) {
    .header-container {
        padding: 0 40px;
    }
    
    .logo {
        margin-right: 40px;
    }
    
    .logo img {
        width: 110px;
        height: 30px;
    }
    
    .nav-menu {
        gap: 80px;
    }
    
    .nav-item {
        font-size: 15px;
    }
    
    .header-actions {
        gap: 40px;
    }
    
    .search-box {
        width: 180px;
        height: 32px;
    }
    
    .search-box input {
        font-size: 13px;
    }
    
    .phone-number {
        font-size: 19px;
    }
    
    .banner {
        height: 380px;
    }
    
    .banner-content {
        left: 280px;
        top: 60px;
    }
    
    .banner-title {
        font-size: 28px;
        line-height: 34px;
    }
    
    .banner-description {
        font-size: 17px;
        line-height: 26px;
        max-width: 550px;
    }
    
    .features-bar {
        height: 95px;
    }
    
    .features-container {
        width: 360px;
        height: 95px;
    }
    
    .feature-item {
        gap: 10px;
    }
    
    .feature-icon {
        height: 36px;
    }
    
    .feature-title {
        font-size: 17px;
    }
    
    .feature-desc {
        font-size: 13px;
    }
    
    .feature-divider {
        height: 95px;
    }
}

/* 小屏幕 (992px - 1200px) */
@media screen and (max-width: 1200px) {
    .header-container {
        padding: 0 30px;
    }
    
    .logo {
        margin-right: 30px;
    }
    
    .logo img {
        width: 98px;
        height: 26px;
    }
    
    .nav-menu {
        gap: 50px;
    }
    
    .nav-item {
        font-size: 14px;
    }
    
    .header-actions {
        gap: 30px;
    }
    
    .search-box {
        width: 160px;
        height: 30px;
    }
    
    .search-box input {
        font-size: 12px;
        padding: 0 30px 0 10px;
    }
    
    .search-icon {
        width: 14px;
        height: 14px;
    }
    
    .phone-icon {
        height: 18px;
    }
    
    .phone-number {
        font-size: 17px;
    }
    
    .demo-button {
        width: 68px;
        height: 22px;
        font-size: 13px;
    }
    
    .banner {
        height: 340px;
    }
    
    .banner-content {
        left: 180px;
        top: 50px;
    }
    
    .banner-title {
        font-size: 26px;
        line-height: 32px;
    }
    
    .banner-description {
        font-size: 16px;
        line-height: 24px;
        max-width: 500px;
    }
    
    .features-bar {
        height: 90px;
    }
    
    .features-container {
        width: 340px;
        height: 90px;
    }
    
    .feature-item {
        padding: 0 15px;
        gap: 10px;
    }
    
    .feature-icon {
        height: 34px;
    }
    
    .feature-title {
        font-size: 16px;
    }
    
    .feature-desc {
        font-size: 12px;
    }
    
    .feature-divider {
        height: 90px;
    }
}

/* 平板屏幕 (768px - 992px) */
@media screen and (max-width: 992px) {
    .header-container {
        padding: 0 20px;
    }
    
    .logo {
        margin-right: 20px;
    }
    
    .logo img {
        width: 86px;
        height: 23px;
    }
    
    .nav-menu {
        gap: 30px;
    }
    
    .nav-item {
        font-size: 13px;
    }
    
    .header-actions {
        gap: 20px;
    }
    
    .search-box {
        width: 140px;
        height: 28px;
    }
    
    .search-box input {
        font-size: 12px;
    }
    
    .phone-number {
        font-size: 16px;
    }
    
    .demo-button {
        width: 64px;
        height: 20px;
        font-size: 12px;
    }
    
    .banner {
        height: 300px;
    }
    
    .banner-content {
        left: 100px;
        top: 45px;
    }
    
    .banner-title {
        font-size: 24px;
        line-height: 30px;
    }
    
    .banner-description {
        font-size: 15px;
        line-height: 22px;
        max-width: 450px;
    }
    
    .features-bar {
        height: 85px;
    }
    
    .features-container {
        width: 300px;
        height: 85px;
    }
    
    .feature-item {
        padding: 0 12px;
        gap: 8px;
    }
    
    .feature-icon {
        height: 30px;
    }
    
    .feature-title {
        font-size: 15px;
    }
    
    .feature-desc {
        font-size: 11px;
    }
    
    .feature-divider {
        height: 85px;
    }
}

/* 手机屏幕 (小于768px) */
@media screen and (max-width: 768px) {
    .header {
        height: 60px;
    }
    
    .header-container {
        padding: 0 15px;
    }
    
    .logo {
        margin-right: 15px;
    }
    
    .logo img {
        width: 74px;
        height: 20px;
    }
    
    .nav-menu {
        gap: 20px;
    }
    
    .nav-item {
        font-size: 12px;
    }
    
    .nav-item span {
        display: none;
    }
    
    .nav-item::before {
        content: attr(data-short);
        font-size: 12px;
    }
    
    .header-actions {
        gap: 15px;
    }
    
    .search-box {
        width: 120px;
        height: 26px;
    }
    
    .search-box input {
        font-size: 11px;
    }
    
    .phone-icon {
        height: 16px;
    }
    
    .phone-number {
        font-size: 14px;
    }
    
    .demo-button {
        width: 60px;
        height: 20px;
        font-size: 11px;
    }
    
    main {
        margin-top: 60px;
    }
    
    .banner {
        height: 250px;
    }
    
    .banner-content {
        left: 30px;
        right: 30px;
        top: 40px;
    }
    
    .banner-title {
        font-size: 20px;
        line-height: 26px;
    }
    
    .banner-description {
        font-size: 14px;
        line-height: 20px;
        max-width: 100%;
    }
    
    .features-bar {
        height: 70px;
    }
    
    .features-container {
        width: 100%;
        max-width: 320px;
        height: 70px;
        padding: 0 15px;
    }
    
    .feature-item {
        padding: 0 8px;
    }
    
    .feature-icon {
        height: 20px;
        margin-bottom: 4px;
    }
    
    .feature-title {
        font-size: 13px;
    }
    
    .feature-desc {
        font-size: 10px;
    }
    
    .feature-divider {
        height: 70px;
    }
}

/* 超小屏幕 (小于576px) - 简化显示 */
@media screen and (max-width: 576px) {
    .header-container {
        padding: 0 10px;
    }
    
    .logo {
        margin-right: 10px;
    }
    
    .logo img {
        width: 62px;
        height: 17px;
    }
    
    .nav-menu {
        gap: 15px;
    }
    
    /* 隐藏部分导航项 */
    .nav-item:nth-child(2),
    .nav-item:nth-child(3) {
        display: none;
    }
    
    .header-actions {
        gap: 10px;
    }
    
    /* 隐藏搜索框 */
    .search-box {
        display: none;
    }
    
    .phone-number {
        font-size: 13px;
    }
    
    .demo-button {
        width: 56px;
        height: 18px;
        font-size: 10px;
    }
    
    .banner {
        height: 220px;
    }
    
    .banner-content {
        left: 20px;
        right: 20px;
        top: 35px;
    }
    
    .banner-title {
        font-size: 18px;
        line-height: 24px;
        margin-bottom: 12px;
    }
    
    .banner-description {
        font-size: 13px;
        line-height: 18px;
    }
    
    .features-bar {
        height: 65px;
    }
    
    .features-container {
        width: 100%;
        max-width: 280px;
        height: 65px;
        padding: 0 10px;
    }
    
    .feature-item {
        padding: 0 5px;
    }
    
    .feature-icon {
        height: 18px;
        margin-bottom: 3px;
    }
    
    .feature-title {
        font-size: 12px;
    }
    
    .feature-desc {
        font-size: 9px;
    }
    
    .feature-divider {
        height: 65px;
    }
}

/* ==================== 动态页面组件样式 ==================== */
#dynamic-pages-container {
    width: 100%;
}

/* 子页面内容背景 */
.subpage-content-wrapper {
    background-color: #fbfcff;
}

/* Tab 导航样式 */
.subpage-tabs {
    background-color: #fbfcff;
    padding: 40px 0 0;
}

.subpage-tabs-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 80px;
    position: relative;
}

.subpage-tab-item {
    font-size: 16px;
    color: #666666;
    cursor: pointer;
    padding: 12px 0;
    position: relative;
    transition: color 0.3s ease;
    user-select: none;
}

.subpage-tab-item:hover {
    color: #0052d9;
}

.subpage-tab-item.active {
    color: #0052d9;
    font-weight: 500;
}

.subpage-tab-item.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #0052d9;
    animation: slideInIndicator 0.3s ease;
}

@keyframes slideInIndicator {
    from {
        transform: scaleX(0);
        opacity: 0;
    }
    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

.subpage-tabs-divider {
    width: 940px;
    height: 0;
    border: solid 1px #dfecff;
    margin: 0 auto;
}

/* 页面主标题 */
.page-main-title {
    font-size: 32px;
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
}

.page-main-description {
    font-size: 18px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 40px;
}

/* 内容区块 */
.content-section {
    padding: 60px 0;
    scroll-margin-top: 180px; /* 为固定导航栏和 tab 留出空间 */
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpSection 0.8s ease forwards;
}

@keyframes fadeInUpSection {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-section:first-child {
    padding-top: 40px;
}

.section-title {
    position: relative;
    font-size: 24px;
    color: #000;
    margin-bottom: 60px;
    font-weight: bold;
    text-align: center;
    z-index: 2;
}

.section-title::before {
    content: 'ADVANTAGE';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 32px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
}

.section-items {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    margin: 44px auto 0;
}

.content-feature-item {
    width: 220px;
    height: 390px;
    background-color: #ffffff;
    border-radius: 8px;
    border: solid 1px #d5e5ff;
    padding: 27px 20px 0;
    box-sizing: border-box;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpFeature 0.6s ease forwards;
}

/* 为特性项添加错落动画 */
.content-feature-item:nth-child(1) {
    animation-delay: 0.1s;
}

.content-feature-item:nth-child(2) {
    animation-delay: 0.2s;
}

.content-feature-item:nth-child(3) {
    animation-delay: 0.3s;
}

.content-feature-item:nth-child(4) {
    animation-delay: 0.4s;
}

.content-feature-item:nth-child(5) {
    animation-delay: 0.5s;
}

.content-feature-item:nth-child(6) {
    animation-delay: 0.6s;
}

@keyframes fadeInUpFeature {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-feature-item:hover {
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.1);
    transform: translateY(-5px);
    border-color: #0052d9;
    transform: translateY(-4px);
}

.feature-item-icon {
    display: block;
    margin: 0 auto 29px;
    max-width: 100%;
    height: auto;
}

.feature-item-title {
    font-size: 14px;
    font-weight: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #3d485d;
    text-align: center;
    margin-bottom: 17px;
    white-space: pre-line;
}

.feature-item-description {
    font-size: 14px;
    font-weight: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #999999;
    text-align: left;
}

/* 应用场景卡片样式 */
.scenario-items {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    margin: 44px auto 0;
}

.scenario-card {
    width: 300px;
    height: 291px;
    background-color: #ffffff;
    border-radius: 8px;
    border: solid 1px #d5e5ff;
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpScenario 0.6s ease forwards;
}

/* 场景卡片错落动画 */
.scenario-card:nth-child(1) {
    animation-delay: 0.1s;
}

.scenario-card:nth-child(2) {
    animation-delay: 0.2s;
}

.scenario-card:nth-child(3) {
    animation-delay: 0.3s;
}

.scenario-card:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes fadeInUpScenario {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scenario-card:hover {
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.1);
    border-color: #0052d9;
    transform: translateY(-4px);
}

.scenario-card-image {
    width: 100%;
    height: 140px;
    overflow: hidden;
    position: relative;
}

.scenario-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.scenario-card-title {
    position: absolute;
    bottom: 10px;
    left: 16px;
    text-align: left;
    color: #ffffff;
    z-index: 10;
}

.scenario-title-cn {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 4px;
}

.scenario-title-en {
    font-size: 12px;
    font-weight: normal;
    line-height: 1.4;
    white-space: nowrap;
}

.scenario-card-content {
    padding: 20px;
}

.scenario-card-description {
    font-size: 14px;
    font-weight: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #999999;
    margin: 0;
}

/* FAQ 常见问题样式 */
.faq-items {
    display: grid;
    grid-template-columns: repeat(2, 450px);
    gap: 20px;
    justify-content: center;
    margin: 44px auto 0;
}

.faq-card {
    width: 450px;
    height: auto;
    min-height: 188px;
    background-color: #ffffff;
    border-radius: 8px;
    border: solid 1px #d5e5ff;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpFAQ 0.6s ease forwards;
    transition: all 0.3s ease;
}

/* FAQ卡片错落动画 */
.faq-card:nth-child(1) {
    animation-delay: 0.1s;
}

.faq-card:nth-child(2) {
    animation-delay: 0.2s;
}

.faq-card:nth-child(3) {
    animation-delay: 0.3s;
}

.faq-card:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes fadeInUpFAQ {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.faq-card:hover {
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.1);
    transform: translateY(-4px);
}

.faq-card-header {
    position: relative;
    width: 450px;
    height: 55px;
    background-color: #d9e8ff;
    border-radius: 8px 8px 0px 0px;
    display: flex;
    align-items: center;
    padding: 0 20px;
    box-sizing: border-box;
}

.faq-bg-icon {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    opacity: 0.5;
}

.faq-question-icon {
    width: 20px;
    height: 21px;
    margin-right: 10px;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.faq-question {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    position: relative;
    z-index: 2;
}

.faq-card-content {
    padding: 20px;
    position: relative;
}

.faq-answer-icon {
    position: absolute;
    left: 20px;
    top: 20px;
    width: 20px;
    height: 21px;
}

.faq-answer {
    font-size: 14px;
    font-weight: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #999999;
    margin: 0;
    padding-left: 30px;
}

/* 响应式布局 */
@media (max-width: 768px) {
    .page-main-title {
        font-size: 24px;
    }
    
    .page-main-description {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 16px;
        margin-bottom: 50px;
    }

    .section-title::before {
        font-size: 24px;
        top: -15px;
    }
    
    .section-items {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }
    
    .content-feature-item {
        width: 100%;
        height: auto;
        min-height: 350px;
        padding: 20px;
    }
    
    .feature-item-icon {
        margin-bottom: 20px;
    }

    .subpage-tabs-container {
        gap: 40px;
    }

    .subpage-tab-item {
        font-size: 14px;
    }

    .subpage-tabs-divider {
        width: 90%;
    }

    .scenario-items {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }

    .scenario-card {
        width: 100%;
        height: auto;
    }

    .scenario-card-content {
        padding: 15px;
    }

    .faq-items {
        grid-template-columns: 1fr;
        padding: 0 20px;
    }

    .faq-card {
        width: 100%;
        height: auto;
        min-height: 180px;
    }

    .faq-card-header {
        width: 100%;
        height: auto;
        min-height: 50px;
        padding: 12px 15px;
    }

    .faq-bg-icon {
        width: 30px;
        height: 30px;
        right: 15px;
    }

    .faq-answer {
        padding-left: 25px;
    }
}

/* ==============================================
   独立页面样式（服务支持、了解写逸、加入我们等）
   ============================================== */

/* 页面主容器 */
.page-main {
    min-height: calc(100vh - 76px - 400px); /* 视口高度 - header高度 - footer高度 */
}

/* 页面Banner样式 */
.page-banner,
.about-banner {
    height: 416px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: background-position 0.1s ease-out;
}

.page-banner-content {
    max-width: 1200px;
    width: 100%;
    padding: 0 40px;
    text-align: left;
}

.page-banner-title {
    font-size: 31px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 0px;
    color: #000000;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.page-banner-description {
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 28px;
    letter-spacing: 0px;
    color: #777777;
    max-width: 800px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

/* 页面标题区域 */
.page-title-section {
    padding-top: 77px;
    padding-bottom: 100px;
    background-color: #ffffff;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    position: relative;
}

.page-title-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.page-section-title {
    position: relative;
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0 auto 64px;
    z-index: 2;
    display: block;
    text-align: center;
}

.page-section-title::before {
    content: 'Services and Support';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%) scale(0.8);
    font-size: 48px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: 2px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-title-section.animate-in .page-section-title::before {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: translateX(-50%) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: translateX(-50%) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
}

/* 服务类型按钮 */
.service-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 0 auto 67px;
}

.service-tab-btn {
    width: 186px;
    height: 60px;
    background-color: #ffffff;
    box-shadow: 0px 3px 6px 0px rgba(41, 97, 188, 0.21);
    border-radius: 8px;
    border: none;
    font-size: 18px;
    color: #000000;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUpBtn 0.6s ease forwards;
}

.service-tab-btn:nth-child(1) {
    animation-delay: 0.1s;
}

.service-tab-btn:nth-child(2) {
    animation-delay: 0.2s;
}

.service-tab-btn:nth-child(3) {
    animation-delay: 0.3s;
}

.service-tab-btn:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes fadeInUpBtn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-tab-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0px 8px 16px 0px rgba(41, 97, 188, 0.35);
}

.service-tab-btn.active {
    background-image: linear-gradient(270deg, #0052d9 0%, #3b85ff 100%);
    color: #ffffff;
    box-shadow: 0px 3px 6px 0px rgba(41, 97, 188, 0.21);
    transform: scale(1.05);
}

/* 服务内容展示区域 */
.service-display-area {
    width: 1100px;
    margin: 0 auto;
    position: relative;
}

.service-display-content {
    display: none;
    width: 100%;
    max-width: 1100px;
    height: 300px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0px 3px 10px 0px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    margin: 0 auto;
}

.service-display-content.active {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: stretch;
    animation: fadeInUp 0.6s ease forwards;
}

.service-display-text {
    flex: 1;
    text-align: left;
    padding: 40px 40px 40px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
}

.service-display-subtitle {
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #3d485d;
    margin: 0 0 30px 0;
    text-align: left;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.5s ease;
}

.service-display-content.active .service-display-subtitle {
    animation: fadeInDown 0.6s ease 0.1s forwards;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-display-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.service-display-list li {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 18px;
    letter-spacing: 0px;
    color: #999999;
    margin-bottom: 12px;
    text-align: left;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.4s ease;
}

.service-display-content.active .service-display-list li {
    animation: slideInListItem 0.5s ease forwards;
}

.service-display-content.active .service-display-list li:nth-child(1) {
    animation-delay: 0.3s;
}

.service-display-content.active .service-display-list li:nth-child(2) {
    animation-delay: 0.4s;
}

.service-display-content.active .service-display-list li:nth-child(3) {
    animation-delay: 0.5s;
}

.service-display-content.active .service-display-list li:nth-child(4) {
    animation-delay: 0.6s;
}

.service-display-content.active .service-display-list li:nth-child(5) {
    animation-delay: 0.7s;
}

@keyframes slideInListItem {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.service-display-list li:last-child {
    margin-bottom: 0;
}

.service-display-list li:hover {
    color: #0052d9;
    transform: translateX(5px);
}

.service-display-image {
    width: auto;
    height: 300px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 0;
    opacity: 0;
    transform: translateX(30px) scale(0.95);
    transition: all 0.6s ease;
}

.service-display-content.active .service-display-image {
    animation: zoomInRight 0.8s ease 0.2s forwards;
}

@keyframes zoomInRight {
    from {
        opacity: 0;
        transform: translateX(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.service-display-image img {
    height: 100%;
    width: auto;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.service-display-content:hover .service-display-image img {
    transform: scale(1.05);
}

/* 产品功能区域 */
.product-functions-section {
    width: 100%;
    height: 605px;
    background-image: url('../img/banner/蒙版组 9.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    padding-top: 79px;
    box-sizing: border-box;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.product-functions-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.product-functions-title {
    position: relative;
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0 auto 60px;
    z-index: 2;
    display: inline-block;
}

.product-functions-title::before {
    content: 'Product functions';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: 2px;
    opacity: 0;
    animation: fadeInScale 1s ease 0.3s forwards;
}

.product-functions-cards {
    display: flex;
    justify-content: center;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-function-card {
    width: 387px;
    height: 387px;
    background-color: #ffffff;
    border-radius: 8px;
    border: solid 1px #d5e5ff;
    overflow: hidden;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpCard 0.8s ease forwards;
}

.product-function-card:nth-child(1) {
    animation-delay: 0.2s;
}

.product-function-card:nth-child(2) {
    animation-delay: 0.35s;
}

.product-function-card:nth-child(3) {
    animation-delay: 0.5s;
}

.product-function-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 82, 217, 0.2);
}

.function-card-image {
    width: 100%;
    height: 240px;
    position: relative;
    overflow: hidden;
}

.function-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.product-function-card:hover .function-card-image img {
    transform: scale(1.08);
}

.function-card-header {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.function-card-divider {
    width: 3px;
    height: 24px;
    background-color: #ffffff;
    flex-shrink: 0;
}

.function-card-title {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #ffffff;
    margin: 0;
}

.function-card-description {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #ffffff;
    margin: 0;
}

.function-card-content {
    padding: 20px;
}

.function-card-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.function-card-list li {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #999999;
    text-align: left;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.product-function-card:hover .function-card-list li {
    color: #666666;
}

.function-card-list li:last-child {
    margin-bottom: 0;
}

/* 如何成为写逸合伙人区域 */
.become-partner-section {
    width: 100%;
    padding: 80px 0;
    background-color: #ffffff;
    text-align: center;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.become-partner-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.become-partner-title {
    position: relative;
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0 auto 60px;
    z-index: 2;
    display: inline-block;
}

.become-partner-title::before {
    content: 'How to become a partner';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: 2px;
    opacity: 0;
    animation: fadeInScale 1s ease 0.3s forwards;
}

.partner-steps {
    display: flex;
    justify-content: center;
    gap: 80px;
    max-width: 1200px;
    margin: 0 auto;
}

.partner-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpStep 0.8s ease forwards;
}

.partner-step:nth-child(1) {
    animation-delay: 0.2s;
}

.partner-step:nth-child(2) {
    animation-delay: 0.35s;
}

.partner-step:nth-child(3) {
    animation-delay: 0.5s;
}

.partner-step:nth-child(4) {
    animation-delay: 0.65s;
}

@keyframes fadeInUpStep {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.partner-step:hover {
    transform: translateY(-8px);
}

.partner-step-icon {
    width: 59px;
    height: 53px;
    margin-bottom: 16px;
    transition: transform 0.4s ease;
}

.partner-step:hover .partner-step-icon {
    transform: scale(1.15) rotate(5deg);
}

.partner-step-text {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0;
    text-align: center;
}

/* 伙伴权益和要求区域 */
.partner-details-section {
    width: 100%;
    padding: 52px 0 80px;
    background-color: #ffffff;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.partner-details-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.partner-details-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.partner-detail-card {
    width: 590px;
    height: 500px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateX(-30px);
    animation: slideInLeft 0.8s ease forwards;
}

.partner-detail-card:nth-child(1) {
    animation-delay: 0.2s;
}

.partner-detail-card:nth-child(2) {
    animation-delay: 0.4s;
    transform: translateX(30px);
    animation-name: slideInRight;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.partner-detail-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 82, 217, 0.2);
}

.partner-detail-header {
    width: 100%;
    height: 100px;
    display: flex;
    align-items: center;
    padding-left: 32px;
    position: relative;
    overflow: hidden;
}

.partner-detail-header img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.partner-detail-title {
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #ffffff;
    margin: 0;
    position: relative;
    z-index: 1;
}

.partner-detail-content {
    height: 400px;
    background-image: url('../img/banner/组 2842.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 40px 32px;
    box-sizing: border-box;
}

.partner-benefit-item,
.partner-requirement-item {
    margin-bottom: 32px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUpItem 0.6s ease forwards;
}

.partner-benefit-item:nth-child(1),
.partner-requirement-item:nth-child(1) {
    animation-delay: 0.5s;
}

.partner-benefit-item:nth-child(2),
.partner-requirement-item:nth-child(2) {
    animation-delay: 0.65s;
}

.partner-benefit-item:nth-child(3),
.partner-requirement-item:nth-child(3) {
    animation-delay: 0.8s;
}

.partner-benefit-item:nth-child(4),
.partner-requirement-item:nth-child(4) {
    animation-delay: 0.95s;
}

@keyframes fadeInUpItem {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.partner-benefit-item:last-child,
.partner-requirement-item:last-child {
    margin-bottom: 0;
}

.benefit-item-title,
.requirement-item-title {
    font-size: 16px;
    font-weight: 500;
    line-height: 24px;
    letter-spacing: 0px;
    color: #333333;
    margin: 0 0 8px 0;
    transition: color 0.3s ease;
}

.partner-detail-card:hover .benefit-item-title,
.partner-detail-card:hover .requirement-item-title {
    color: #0052d9;
}

.benefit-item-desc,
.requirement-item-desc {
    font-size: 14px;
    font-weight: normal;
    line-height: 22px;
    letter-spacing: 0px;
    color: #666666;
    margin: 0;
    transition: color 0.3s ease;
}

.partner-detail-card:hover .benefit-item-desc,
.partner-detail-card:hover .requirement-item-desc {
    color: #333333;
}

/* 合作支持区域 */
.cooperation-support-section {
    width: 100%;
    height: 559px;
    background-image: url('../img/banner/蒙版组 10.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 79px;
    box-sizing: border-box;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.cooperation-support-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.cooperation-support-title {
    position: relative;
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0 auto 60px;
    z-index: 2;
    display: inline-block;
}

.cooperation-support-title::before {
    content: 'Cooperation Support';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: 2px;
    opacity: 0;
    animation: fadeInScale 1s ease 0.3s forwards;
}

.cooperation-support-cards {
    display: flex;
    justify-content: center;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.cooperation-support-card {
    width: 285px;
    height: 328px;
    background-color: #ffffff;
    border-radius: 8px;
    border: solid 1px #ffffff;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 31px 26px 26px;
    box-sizing: border-box;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    animation: zoomInCard 0.8s ease forwards;
}

.cooperation-support-card:nth-child(1) {
    animation-delay: 0.2s;
}

.cooperation-support-card:nth-child(2) {
    animation-delay: 0.35s;
}

.cooperation-support-card:nth-child(3) {
    animation-delay: 0.5s;
}

.cooperation-support-card:nth-child(4) {
    animation-delay: 0.65s;
}

.cooperation-support-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 12px 32px rgba(0, 82, 217, 0.25);
}

.support-card-title {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #3d485d;
    margin: 0 0 24px 0;
    transition: color 0.3s ease;
}

.cooperation-support-card:hover .support-card-title {
    color: #0052d9;
}

.support-card-description {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 24px;
    letter-spacing: 0px;
    color: #999999;
    margin: 0;
    transition: color 0.3s ease, transform 0.3s ease;
}

.cooperation-support-card:hover .support-card-description {
    color: #666666;
    transform: translateY(-2px);
}

/* 公司简介区域 */
.company-intro-section {
    width: 100%;
    height: 702px;
    background-image: url('../img/banner/组 2847.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 80px;
}

.company-intro-title {
    position: relative;
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 34px;
    letter-spacing: 0px;
    color: #000000;
    text-align: center;
    margin-bottom: 49px;
    z-index: 2;
}

.company-intro-title::before {
    content: 'Artificial Intelligence';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: 2px;
    pointer-events: none;
}

.company-intro-container {
    width: 1200px;
    height: 486px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    background-color: #ffffff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.company-intro-image {
    width: 598px;
    height: 466px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.company-intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.company-intro-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.intro-content-title {
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 34px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0;
}

.intro-content-text {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 28px;
    letter-spacing: 0px;
    color: #666666;
}

.intro-content-text p {
    margin: 0 0 15px 0;
}

.intro-content-text p:last-child {
    margin-bottom: 0;
}

/* 资质认证区域 */
.qualifications-section {
    width: 100%;
    height: 828px;
    background-image: url('../img/banner/组 2848.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 80px;
}

.qualifications-title {
    position: relative;
    font-size: 24px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 34px;
    letter-spacing: 0px;
    color: #000000;
    text-align: center;
    margin-bottom: 60px;
    z-index: 2;
}

.qualifications-title::before {
    content: 'Honorary Qualifications';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: bold;
    color: #ebf2ff;
    z-index: -1;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: 2px;
    pointer-events: none;
}

.qualifications-description {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 28px;
    letter-spacing: 0px;
    color: #666666;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto 41px;
    padding: 0 20px;
}

.qualifications-container {
    width: 1200px;
    height: 478px;
    background-color: #ffffff;
    border-radius: 8px;
    border: solid 1px #d5e5ff;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 20px;
    padding: 40px;
}

.qualification-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
}

.qualification-icon {
    width: 82px;
    height: 82px;
    object-fit: contain;
    margin-bottom: 10px;
}

.qualification-text {
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 26px;
    letter-spacing: 0px;
    color: #000000;
    margin: 0;
}

/* 特色展示区域 */
.features-highlight-section {
    width: 100%;
    height: 200px;
    background-image: url('../img/banner/蒙版组 11.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.features-highlight-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.features-highlight-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.highlight-text {
    font-size: 29px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 41px;
    letter-spacing: 0px;
    color: #ffffff;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInText 0.6s ease forwards;
}

.highlight-text:nth-child(1) {
    animation-delay: 0.2s;
}

.highlight-text:nth-child(3) {
    animation-delay: 0.4s;
}

.highlight-text:nth-child(5) {
    animation-delay: 0.6s;
}

.highlight-text:nth-child(7) {
    animation-delay: 0.8s;
}

@keyframes slideInText {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.highlight-divider {
    font-size: 29px;
    font-weight: normal;
    line-height: 41px;
    color: #ffffff;
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.highlight-divider:nth-child(2) {
    animation-delay: 0.3s;
}

.highlight-divider:nth-child(4) {
    animation-delay: 0.5s;
}

.highlight-divider:nth-child(6) {
    animation-delay: 0.7s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 0.6;
    }
}

/* 服务内容区域 */
.service-content {
    padding: 80px 0;
    background-color: #ffffff;
}

.service-content .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.service-placeholder {
    text-align: center;
    padding: 100px 20px;
    color: #666;
    font-size: 18px;
}

/* 服务区块 */
.service-section {
    margin-bottom: 100px;
}

.service-section:last-child {
    margin-bottom: 0;
}

.service-section-title {
    font-size: 28px;
    font-weight: 500;
    color: #000000;
    text-align: center;
    margin-bottom: 20px;
}

.service-intro-text {
    font-size: 16px;
    line-height: 28px;
    color: #666666;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 60px;
}

/* 服务团队特性卡片 */
.team-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.team-feature-card {
    background-color: #f8faff;
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.team-feature-card:hover {
    background-color: #ffffff;
    border-color: #d5e5ff;
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.1);
    transform: translateY(-5px);
}

.team-feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 24px;
    display: block;
}

.team-feature-title {
    font-size: 18px;
    font-weight: 500;
    color: #333333;
    margin-bottom: 16px;
}

.team-feature-desc {
    font-size: 14px;
    line-height: 24px;
    color: #999999;
    margin: 0;
}

/* 支持分类 */
.support-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.support-category {
    background-color: #ffffff;
    border-radius: 8px;
    border: 1px solid #e5e5e5;
    padding: 40px 30px;
    transition: all 0.3s ease;
}

.support-category:hover {
    border-color: #0052d9;
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.1);
    transform: translateY(-5px);
}

.support-category-header {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
    gap: 12px;
}

.support-icon {
    width: 32px;
    height: 32px;
}

.support-category-title {
    font-size: 20px;
    font-weight: 500;
    color: #333333;
    margin: 0;
}

.support-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.support-list li {
    margin-bottom: 16px;
}

.support-list li:last-child {
    margin-bottom: 0;
}

.support-list a {
    font-size: 14px;
    color: #666666;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.support-list a::before {
    content: '';
    width: 4px;
    height: 4px;
    background-color: #0052d9;
    border-radius: 50%;
    margin-right: 8px;
    transition: all 0.3s ease;
}

.support-list a:hover {
    color: #0052d9;
    padding-left: 8px;
}

.support-list a:hover::before {
    background-color: #0052d9;
    transform: scale(1.5);
}

/* 合作伙伴优势 */
.partner-intro {
    margin-bottom: 60px;
}

.partner-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.partner-benefit-card {
    background-color: #f8faff;
    border-radius: 8px;
    padding: 40px;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.partner-benefit-card:hover {
    background-color: #ffffff;
    border-color: #d5e5ff;
    box-shadow: 0 4px 20px rgba(0, 82, 217, 0.1);
    transform: translateY(-5px);
}

.benefit-number {
    font-size: 48px;
    font-weight: bold;
    color: #e8f0ff;
    position: absolute;
    top: 20px;
    right: 30px;
    line-height: 1;
}

.benefit-title {
    font-size: 20px;
    font-weight: 500;
    color: #333333;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.benefit-desc {
    font-size: 14px;
    line-height: 24px;
    color: #999999;
    margin: 0;
    position: relative;
    z-index: 1;
}

.partner-cta {
    text-align: center;
    margin-top: 60px;
}

.partner-contact-button {
    padding: 14px 48px;
    background-image: linear-gradient(270deg, #0052d9 0%, #3b85ff 100%);
    border-radius: 8px;
    border: none;
    color: #ffffff;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 82, 217, 0.2);
}

.partner-contact-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 82, 217, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-banner {
        height: 300px;
    }

    .page-banner-content {
        padding: 0 20px;
    }

    .page-banner-title {
        font-size: 24px;
        line-height: 30px;
    }

    .page-banner-description {
        font-size: 14px;
        line-height: 24px;
    }

    .service-content {
        padding: 40px 0;
    }

    .service-content .container {
        padding: 0 20px;
    }
}

/* ========================================
   关于逸页面过渡动画效果
   ======================================== */

/* 淡入动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 从下往上淡入 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 从左往右淡入 */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 从右往左淡入 */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 缩放淡入 */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Banner区域动画 */
.about-banner {
    animation: fadeIn 1s ease-out;
}

.page-banner-content {
    animation: fadeInUp 1s ease-out 0.3s both;
}

/* 公司简介区域动画 */
.company-intro-section {
    opacity: 0;
    transition: opacity 0.6s ease-out;
}

.company-intro-section.animate-in {
    opacity: 1;
}

.company-intro-title {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.company-intro-section.animate-in .company-intro-title {
    opacity: 1;
    transform: translateY(0);
}

.company-intro-image {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease-out 0.2s;
}

.company-intro-section.animate-in .company-intro-image {
    opacity: 1;
    transform: translateX(0);
}

.company-intro-content {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease-out 0.4s;
}

.company-intro-section.animate-in .company-intro-content {
    opacity: 1;
    transform: translateX(0);
}

.intro-content-text p {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

.company-intro-section.animate-in .intro-content-text p:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

.company-intro-section.animate-in .intro-content-text p:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.8s;
}

.company-intro-section.animate-in .intro-content-text p:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 1s;
}

/* 资质认证区域动画 */
.qualifications-section {
    opacity: 0;
    transition: opacity 0.6s ease-out;
}

.qualifications-section.animate-in {
    opacity: 1;
}

.qualifications-title {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.qualifications-section.animate-in .qualifications-title {
    opacity: 1;
    transform: translateY(0);
}

.qualifications-description {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-out 0.2s;
}

.qualifications-section.animate-in .qualifications-description {
    opacity: 1;
    transform: translateY(0);
}

.qualification-item {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    transition: all 0.5s ease-out;
}

/* 资质图标交错显示效果 */
.qualifications-section.animate-in .qualification-item:nth-child(1) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.4s;
}

.qualifications-section.animate-in .qualification-item:nth-child(2) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.5s;
}

.qualifications-section.animate-in .qualification-item:nth-child(3) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.6s;
}

.qualifications-section.animate-in .qualification-item:nth-child(4) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.7s;
}

.qualifications-section.animate-in .qualification-item:nth-child(5) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.8s;
}

.qualifications-section.animate-in .qualification-item:nth-child(6) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.5s;
}

.qualifications-section.animate-in .qualification-item:nth-child(7) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.6s;
}

.qualifications-section.animate-in .qualification-item:nth-child(8) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.7s;
}

.qualifications-section.animate-in .qualification-item:nth-child(9) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.8s;
}

.qualifications-section.animate-in .qualification-item:nth-child(10) {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-delay: 0.9s;
}

/* 增强资质图标的hover效果 */
.qualification-item {
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.qualification-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 82, 217, 0.05), rgba(0, 82, 217, 0.02));
    border-radius: 8px;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.qualification-item:hover::before {
    opacity: 1;
}

.qualification-item:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 12px 24px rgba(0, 82, 217, 0.15);
}

.qualification-item:hover .qualification-icon {
    transform: scale(1.1);
    filter: brightness(1.1);
}

.qualification-icon {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.qualification-text {
    transition: color 0.3s ease;
}

.qualification-item:hover .qualification-text {
    color: #0052d9;
}

.qualification-item:hover {
    transform: translateY(-10px) scale(1.05);
}

.qualification-item:hover .qualification-icon {
    filter: drop-shadow(0 10px 20px rgba(0, 82, 217, 0.2));
}

/* 特色展示区域动画 */
.features-highlight-section {
    opacity: 0;
    transition: opacity 0.6s ease-out;
}

.features-highlight-section.animate-in {
    opacity: 1;
}

.highlight-text {
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.6s ease-out;
}

.features-highlight-section.animate-in .highlight-text:nth-child(1) {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 0.2s;
}

.features-highlight-section.animate-in .highlight-text:nth-child(3) {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 0.4s;
}

.features-highlight-section.animate-in .highlight-text:nth-child(5) {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 0.6s;
}

.features-highlight-section.animate-in .highlight-text:nth-child(7) {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 0.8s;
}

.highlight-divider {
    opacity: 0;
    transition: opacity 0.4s ease-out;
}

.features-highlight-section.animate-in .highlight-divider {
    opacity: 1;
    transition-delay: 0.3s;
}

/* 添加平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* Banner视差效果 */
.about-banner {
    position: relative;
    overflow: hidden;
}

.about-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.1) 100%);
    z-index: 1;
    transition: opacity 0.3s ease;
}

.page-banner-content {
    position: relative;
    z-index: 2;
}

/* 公司简介容器悬停效果 */
.company-intro-container {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.company-intro-container:hover {
    box-shadow: 0 8px 32px rgba(0, 82, 217, 0.12);
    transform: translateY(-5px);
}

/* 公司简介图片悬停效果 */
.company-intro-image {
    position: relative;
    overflow: hidden;
}

.company-intro-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.company-intro-container:hover .company-intro-image::after {
    left: 100%;
}

.company-intro-image img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.company-intro-container:hover .company-intro-image img {
    transform: scale(1.05);
}

/* 段落文字渐入效果增强 */
.intro-content-text p {
    position: relative;
    padding-left: 0;
}

/* 资质描述文字动画 */
.qualifications-description {
    position: relative;
}

.qualifications-description::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #0052d9, transparent);
    transition: transform 0.8s ease 0.4s;
}

.qualifications-section.animate-in .qualifications-description::after {
    transform: translateX(-50%) scaleX(1);
}

/* 特色展示文字动画增强 */
.highlight-text {
    position: relative;
    display: inline-block;
    padding: 5px 10px;
}

.highlight-text::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #0052d9, #00a0e9);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.features-highlight-section.animate-in .highlight-text:nth-child(1)::after {
    transform: scaleX(1);
    transition-delay: 0.4s;
}

.features-highlight-section.animate-in .highlight-text:nth-child(3)::after {
    transform: scaleX(1);
    transition-delay: 0.6s;
}

.features-highlight-section.animate-in .highlight-text:nth-child(5)::after {
    transform: scaleX(1);
    transition-delay: 0.8s;
}

.features-highlight-section.animate-in .highlight-text:nth-child(7)::after {
    transform: scaleX(1);
    transition-delay: 1s;
}

/* 分隔符动画 */
.highlight-divider {
    display: inline-block;
    transform: scaleY(0);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.features-highlight-section.animate-in .highlight-divider {
    transform: scaleY(1);
}

/* 标题伪元素动画增强 */
.company-intro-title::before,
.qualifications-title::before {
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateX(-50%) scale(0.8);
}

.company-intro-section.animate-in .company-intro-title::before,
.qualifications-section.animate-in .qualifications-title::before {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}