/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 性能优化 */
html {
    scroll-behavior: smooth;
    /* 启用硬件加速 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* 优化滚动性能 */
    scroll-behavior: smooth;
    /* 启用CSS containment */
    contain: layout style paint;
}

/* 平滑滚动到案例中心 */
#case-center {
    scroll-margin-top: 100px; /* 为固定导航栏留出空间 */
}

/* 平滑滚动到关于我们 */
#about {
    scroll-margin-top: 100px; /* 为固定导航栏留出空间 */
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #F5F8FD;
    /* 性能优化 */
    text-rendering: optimizeLegibility;
    -webkit-font-feature-settings: "kern" 1;
    font-feature-settings: "kern" 1;
    /* 启用硬件加速 */
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* 容器 */
.container {
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 9999;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid #e2e8f0;
    /* 性能优化 */
    will-change: transform;
    transform: translateZ(0);
}

.nav-container {
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    position: relative;
    min-width: 320px;
}

.logo img {
    width: 132px;
    height: 38px;
    border-radius: 0px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    min-width: 800px;
    justify-content: space-between;
    padding: 0 40px;
}

.nav-menu a {
    text-decoration: none;
    color: #000000;
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 20px;
    line-height: 28px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #165DFF;
}

.dropdown {
    position: relative;
}

.arrow {
    width: 12px;
    height: 12px;
    margin-left: 4px;
    transition: all 0.3s ease;
}

.up-arrow {
    display: inline-block;
}

.down-arrow {
    display: none;
}

.dropdown.active .up-arrow {
    display: none;
}

.dropdown.active .down-arrow {
    display: inline-block;
}

/* 下拉菜单样式 */
.dropdown-wrapper {
    position: fixed;
    top: 50px;
    left: 0;
    right: 0;
    width: 100vw;
    background: #F5F8FD;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 9999;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    /* 确保桌面端下拉菜单正常工作 */
    display: block;
    /* 移动端：使用max-height控制显示/隐藏 */
    max-height: 0;
    overflow: hidden;
}

.dropdown-menu {
    position: relative;
    padding: 30px 2px 30px 2px;
    min-width: 600px;
    margin: 0 auto;
    max-width: 720px;
    min-height: 120px;
    /* 确保桌面端菜单容器正常显示 */
    display: block;
}

.dropdown.active .dropdown-wrapper {
    opacity: 1 !important;
    visibility: visible !important;
    /* 确保激活状态下完全可见 */
    display: block !important;
    background: #F5F8FD !important;
}

/* 桌面端服务网格样式 */
.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 24px;
    min-height: 80px;
    /* 确保桌面端网格正常显示 */
    opacity: 1;
    visibility: visible;
}

/* 桌面端服务项样式 */
.service-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px;
    border-radius: 10px;
    transition: all 0.3s ease;
    cursor: pointer;
    /* 确保桌面端服务项正常显示 */
    opacity: 1;
    visibility: visible;
    background: transparent;
    border: none;
}

.service-item:hover {
    background-color: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.service-item .service-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-item .service-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.service-item span {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 16px;
    color: #000000;
    line-height: 22px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-contact {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #374151;
    font-weight: 500;
}

.weixin-icon {
    width: 28px;
    height: 28px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.phone-icon {
    width: 28px;
    height: 28px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.phone-number {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 20px;
    color: #165DFF;
    line-height: 28px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #374151;
    transition: all 0.3s ease;
}

/* 主要内容区域样式 */
main {
    min-height: calc(100vh - 70px);
    padding-top: 70px;
}

/* Banner样式 */
.banner {
    width: 100%;
    height: 500px;
    background: #F5F8FD;
    border-radius: 0px;
    overflow: hidden;
}

/* 服务区域样式 */
.service-section {
    width: 100%;
    padding: 0 0 80px 0;
    background: #F5F8FD;
}

.service-container {
    width: 1260px;
    max-width: 1260px;
    margin: 0 auto;
    background: transparent;
    border-radius: 10px;
    padding: 0;
    box-shadow: none;
    position: relative;
    top: -50px;
}

/* 报价表单样式 */
.quote-form {
    max-width: 1260px;
    margin: 0px auto ;
    display: flex;
    gap: 15px;
    padding: 20px;
    background: #FFFFFF;
    border-radius: 8px;
    position: relative;
    z-index: 100;
    margin-bottom: 30px;
}

.form-input {
    flex: 1;
    padding: 12px 16px;
    height: 65px;
    border: 1px solid #EEEEEE;
    border-radius: 10px;
    font-size: 14px;
    color: #374151;
    background: #F5F8FD;
}

.form-input::placeholder {
    color: #9ca3af;
}

.quote-btn {
    width: 200px;
    height: 65px;
    background: linear-gradient(135deg, #165DFF, #0F4CD1);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(22, 93, 255, 0.3);
    /* 性能优化 */
    will-change: transform, box-shadow;
    transform: translateZ(0);
}

.quote-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 24px rgba(22, 93, 255, 0.4);
    background: linear-gradient(135deg, #0F4CD1, #0A3BB8);
}

.quote-btn:active {
    transform: translateY(0) scale(0.98);
}

/* 行业分类选项卡样式 */
.industry-tabs {
    display: flex;
    gap: 8px;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.tab-item {
    flex: 1;
    padding: 12px 16px;
    background: #F8F9FA;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    color: #6B7280;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    user-select: none;
    text-align: center;
}

.tab-item:hover {
    background: #EBF4FF;
    border-color: #BFDBFE;
    color: #1D4ED8;
    transform: translateY(-1px);
}

.tab-item.active {
    background: linear-gradient(135deg, #165DFF, #0F4CD1);
    border-color: #165DFF;
    color: white;
    box-shadow: 0 4px 12px rgba(22, 93, 255, 0.3);
}

.tab-item.active:hover {
    background: linear-gradient(135deg, #0F4CD1, #0A3BB8);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(22, 93, 255, 0.4);
}

/* 行业选项卡响应式样式 */
@media (max-width: 768px) {
    .industry-tabs {
        gap: 6px;
        padding: 0 10px;
    }
    
    .tab-item {
        padding: 10px 12px;
        font-size: 13px;
        border-radius: 10px;
    }
}

@media (max-width: 480px) {
    .industry-tabs {
        gap: 4px;
        padding: 0 5px;
        flex-wrap: wrap;
    }
    
    .tab-item {
        padding: 8px 10px;
        font-size: 12px;
        border-radius: 8px;
        min-width: calc(50% - 2px);
        flex: 0 0 auto;
    }
}

/* 行业内容展示区域样式 */
.industry-content {
    margin-top: 40px;
    max-width: 1260px;

}

.content-panel {
    display: none;
    padding: 40px 20px;

    border-radius: 16px;
    margin-bottom: 20px;
}

.content-panel.active {
    display: flex;
    gap: 40px;
    align-items: stretch;
    min-height: 500px;
}

.content-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding: 20px;

}

/* 中间列：手机展示区域 */
.content-center {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;

}

/* 右列：文字和图标控制区域 */
.content-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding: 20px;
}

.right-content-wrapper {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* 手机展示区域 */
.phone-mockup {
    position: relative;
    width: 350px;
    height: 500px;
    z-index: 1;
}

/* 固定的手机背景图 */
.phone-background {
    width: 100%;
    height: 100%;
    object-fit: contain;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

/* 手机屏幕区域 */
.phone-screen {
    position: absolute;
    top: 12%;
    left: 10%;
    width: 80%;
    height: 76%;
    z-index: 2;
    border-radius: 30px;
    overflow: hidden;
}

/* 屏幕内容切换 */
.screen-content {
    position: absolute;
    top: -80px;
    left: -40px;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    box-sizing: border-box;
}

.screen-content.active {
    opacity: 1;
    transform: translateY(0);
}

/* 小屏幕适配 */
@media (max-width: 768px) {
    .screen-content {
        left: -30px;
    }
}

/* 应用界面样式 */
.app-interface {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #1f2937;
}

.app-header {
    margin-bottom: 20px;
}

.app-header h4 {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: #1f2937;
}

.app-subtitle {
    font-size: 14px;
    opacity: 0.8;
    display: block;
}

.app-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    width: 100%;
    max-width: 200px;
}

.feature-item {
    border-radius: 8px;
    padding: 10px 6px;
    font-size: 12px;
    text-align: center;
    transition: all 0.3s ease;
    color: #1f2937;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.feature-icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.feature-item:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

/* 不同应用的背景色 - 已移除背景色 */

/* 右列文字内容区域 */
.text-content-section {
    flex: 1;
    position: relative;
    min-height: 150px;
    margin-bottom: 30px;
}

.text-item {
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s ease;
}

.text-item.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.text-item h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 12px;
    margin-top: 0;
}

.text-item p {
    font-size: 16px;
    color: #6b7280;
    margin: 0;
    line-height: 1.6;
}

/* 右列图标控制区域 */
.app-icons-section {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    bottom: 40px;
}

.app-icons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 12px;
    width: 100%;

}

.content-title {
    font-size: 28px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 20px;
}

.content-description {
    margin-bottom: 30px;
}

.content-description p {
    font-size: 16px;
    line-height: 1.6;
    color: #6b7280;
    margin-bottom: 12px;
}

.content-features h4 {
    font-size: 20px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 20px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 16px;
}

.feature-icon img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.solution-image {
    width: 100%;
    max-width: 400px;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    margin-top: 20px;
}

/* 独立行业页面样式 */
.industry-page {
    padding: 80px 0;
    background: #f8fafc;
    margin-bottom: 0;
}

.industry-page-content {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 独立行业页面响应式样式 */
@media (max-width: 768px) {
    .industry-page {
        padding: 40px 0;
    }
    
    .industry-page-content {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .industry-page {
        padding: 30px 0;
    }
    
    .industry-page-content {
        padding: 0 10px;
    }
}

.feature-item span {
    font-size: 14px;
    color: #374151;
    font-weight: 500;
}

.consult-btn {
    background: linear-gradient(135deg, #165DFF, #0F4CD1);
    color: white;
    border: none;
    border-radius: 25px;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(22, 93, 255, 0.3);
}

.consult-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(22, 93, 255, 0.4);
    background: linear-gradient(135deg, #0F4CD1, #0A3BB8);
}

.phone-container {
    width: 280px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-image {
    width: 280px;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    border-radius: 20px;

}

.placeholder-phone {
    width: 200px;
    height: 350px;
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    font-size: 14px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.case-examples h4 {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
    margin-top: 0;
}

.case-examples p {
    font-size: 13px;
    color: #6b7280;
    margin-bottom: 15px;
    line-height: 1.4;
    margin-top: 0;
}

.app-icon {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    transform: scale(1);
    opacity: 0.8;
    border: 2px solid transparent;
    background: transparent !important;
}

.app-icon.active {
    transform: scale(1.1);
    opacity: 1;
    border: 2px solid rgba(59, 130, 246, 0.8);
}

.app-icon:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.app-icon span {
    display: block;
}

.app-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 行业内容响应式样式 */
@media (max-width: 768px) {
    .industry-content {
        margin-top: 30px;
        padding: 0 10px;
    }
    
    .content-panel.active {
        flex-direction: column;
        gap: 30px;
        padding: 30px 15px;
        min-height: auto;
    }
    
    .content-left,
    .content-center,
    .content-right {
        flex: none;
        width: 100%;
        margin-bottom: 20px;
    }
    
    .content-left {
        order: 1;
    }
    
    .content-center {
        order: 2;
    }
    
    .content-right {
        order: 3;
    }
    
    .phone-mockup {
        width: 300px;
        height: 420px;
    }
    
    .phone-screen {
        top: 11%;
        left: 9%;
        width: 82%;
        height: 78%;
        border-radius: 25px;
    }
    
    .app-header h4 {
        font-size: 16px;
    }
    
    .app-subtitle {
        font-size: 11px;
    }
    
    .app-preview {
        max-width: 140px;
        gap: 6px;
    }
    
    .feature-item {
        font-size: 9px;
        padding: 6px 3px;
    }
    
    .text-item h3 {
        font-size: 20px;
    }
    
    .text-item p {
        font-size: 14px;
    }
    
    .app-icons-grid {
        width: 100%;
        padding: 15px;
        gap: 10px;
    }
    
    .app-icon {
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
    
    .app-icon img {
        width: 32px;
        height: 32px;
    }
    
    .right-content-wrapper {
        gap: 20px;
    }
    
    .content-title {
        font-size: 24px;
    }
    
    .content-description p {
        font-size: 15px;
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .feature-icon {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .phone-mockup {
        width: 100%;
        justify-content: center;
    }
    
    .phone-image {
        width: 240px;
        max-height: 350px;
    }
    
    .app-icons {
        gap: 8px;
    }
    
    .app-icon {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .content-panel.active {
        padding: 20px 10px;
    }
    
    .content-title {
        font-size: 22px;
    }
    
    .content-description p {
        font-size: 14px;
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .feature-icon {
        width: 36px;
        height: 36px;
        font-size: 13px;
    }
    
    .feature-item span {
        font-size: 13px;
    }
    
    .phone-text-container {
        width: 260px;
        height: 350px;
    }
    
    .phone-mockup {
        width: 250px;
        height: 350px;
    }
    
    .phone-screen {
        top: 10%;
        left: 8%;
        width: 84%;
        height: 80%;
        border-radius: 20px;
    }
    
    .app-header {
        margin-bottom: 15px;
    }
    
    .app-header h4 {
        font-size: 14px;
    }
    
    .app-subtitle {
        font-size: 10px;
    }
    
    .app-preview {
        max-width: 120px;
        gap: 5px;
    }
    
    .feature-item {
        font-size: 8px;
        padding: 5px 2px;
        border-radius: 6px;
    }
    
    .text-item h3 {
        font-size: 18px;
    }
    
    .text-item p {
        font-size: 13px;
    }
    
    .app-icons-grid {
        width: 100%;
        padding: 12px;
        gap: 8px;
    }
    
    .app-icon {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .app-icon img {
        width: 28px;
        height: 28px;
    }
    
    .placeholder-phone {
        width: 180px;
        height: 280px;
    }
}



/* 服务标题样式 */
.service-header {
    text-align: center;
    margin-bottom: 30px ;
}

.service-title {
    font-size: 32px;
    font-weight: bold;
    color: #1f2937;
    margin-bottom: 12px;
    font-family: PingFang SC, PingFang SC;
}

.service-subtitle {
    font-size: 16px;
    color: #6b7280;
    font-family: PingFang SC, PingFang SC;
    line-height: 1.6;
}

/* 服务网格主样式 */
.service-grid-main {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    justify-items: center;
}

.service-card {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 1px solid transparent;
    /* 性能优化 */
    will-change: transform;
    transform: translateZ(0);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.05), rgba(22, 93, 255, 0.02));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-card a {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    height: 100%;
}

.service-card:hover,
.service-card:focus-within {
    transform: translateY(-8px) scale(1.02);
    background: linear-gradient(135deg, #165DFF, #0F4CD1);
    border-color: rgba(22, 93, 255, 0.2);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover span,
.service-card:focus-within span {
    color: #165DFF;
    transform: scale(1.05);
}

.service-card:hover .service-card-icon,
.service-card:focus-within .service-card-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, #E9F2FF, #D6E7FF);
}

.service-card:hover .card-consult-btn,
.service-card:focus-within .card-consult-btn {
    background: linear-gradient(135deg, #FFFFFF, #F8FAFC);
    transform: scale(1.05);
    color: #165DFF;
}

.service-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(138deg, #9992FF 0%, #4379FF 100%);
    border-radius: 10px;
    flex-shrink: 0;
}

.service-card-icon img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.service-card span {
    font-family: PingFang SC, PingFang SC;
    font-weight: 600;
    font-size: 16px;
    color: #1f2937;
    line-height: 1.4;
    text-align: center;
}

/* 选中状态下的文字颜色 */
.service-card:hover span,
.service-card:focus-within span {
    color: white;
}

/* 选中状态下的图标背景 */
.service-card:hover .service-card-icon,
.service-card:focus-within .service-card-icon {
    background: rgba(255, 255, 255, 0.2);
}

/* 卡片内咨询按钮样式 */
.card-consult-btn {
    line-height: 20px;
    width: 79px;
    height: 23px;
    background: #FFFFFF;
    border-radius: 24px;
    border: 1px solid #E5E7EB;
    font-family: PingFang SC, PingFang SC;
    font-size: 12px;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
}

.service-card:hover .card-consult-btn,
.service-card:focus-within .card-consult-btn {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.card-consult-btn:hover {
    background: #165DFF;
    color: white;
    border-color: #165DFF;
    transform: translateY(-1px);
}

.case-card-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
    z-index: -1;
}

.case-card-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

.case-card-desc {
    font-size: 14px;
    line-height: 1.6;
    color: #f0f0f0;
    margin-bottom: 30px;
    flex-shrink: 0;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 1;
}

.case-card-preview {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    position: relative;
    z-index: 1;
}

/* 收缩状态的内容隐藏 */
.case-card:not(:first-child):not(:hover) .case-card-desc,
.case-card:not(:first-child):not(:hover) .case-card-preview {
    opacity: 0;
    transform: scale(0.8);
}

.case-card:not(:first-child):not(:hover) .case-card-title {
    font-size: 18px;
    text-align: center;
    margin-bottom: 0;
}

/* 右下角圆形箭头按钮 */
.case-card-arrow {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 25px;
    height: 25px;
    background: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    transform: scale(0.8);
    z-index: 10;
}

.case-card-arrow::after {
    content: ">";
    font-size: 14px;
    font-weight: bold;
    color: #333;
}

/* 只在展开的卡片显示箭头 */
.case-card:first-child .case-card-arrow,
.case-card:hover .case-card-arrow {
    opacity: 1;
    transform: scale(1);
}

.case-card-arrow:hover {
    background: #F5F5F5;
    transform: scale(1.1);
}

/* 阅读类APP - 桌面应用界面 */
.app-interface {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    gap: 15px;
}

.sidebar {
    width: 80px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar-item {
    background: #F5F5F5;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    color: #666;
    text-align: center;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.content-section {
    background: #F0F0F0;
    padding: 10px;
    border-radius: 6px;
    font-size: 12px;
    color: #555;
}

.publish-panel {
    width: 100px;
    background: #E8F5E8;
    border-radius: 8px;
    padding: 12px;
}

.publish-title {
    font-size: 12px;
    font-weight: 600;
    color: #2E7D32;
    margin-bottom: 8px;
}

.publish-item {
    font-size: 11px;
    color: #4CAF50;
    background: #F1F8E9;
    padding: 6px 8px;
    border-radius: 4px;
    margin-bottom: 4px;
}

/* 手机界面通用样式 */
.phone-interface {
    width: 160px;
    height: 280px;
    background: #000;
    border-radius: 20px;
    padding: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.phone-status {
    color: #fff;
    font-size: 10px;
    text-align: center;
    margin-bottom: 8px;
    font-weight: 500;
}

.phone-screen {
    border-radius: 12px;
    height: calc(100% - 20px);
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* 区块链系统项目 */
.gradient-card {
    background: linear-gradient(135deg, #9C27B0 0%, #E91E63 100%);
    border-radius: 12px;
    padding: 15px;
    color: #fff;
    text-align: center;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.card-subtitle {
    font-size: 12px;
    opacity: 0.8;
}

.platform-info {
    font-size: 11px;
    color: #666;
    text-align: center;
}

.c2c-center {
    background: #F0F0F0;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 11px;
    color: #333;
    text-align: center;
    margin-top: auto;
}

/* 劳务系统 */
.work-banner {
    background: linear-gradient(135deg, #F48FB1 0%, #F8BBD9 100%);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    color: #fff;
}

.work-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.work-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.work-subtitle {
    font-size: 12px;
    color: #fff;
    margin-bottom: 8px;
}

.work-desc {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
    margin-bottom: 12px;
}

.welcome-text {
    font-size: 11px;
    color: #666;
    text-align: center;
    margin-bottom: 8px;
}

.signin-btn {
    background: #FF5722;
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 10px;
    text-align: center;
    margin-bottom: 12px;
}

.nav-bar {
    display: flex;
    justify-content: space-between;
    margin-top: auto;
}

.nav-item {
    font-size: 9px;
    color: #666;
    text-align: center;
    flex: 1;
}

/* 翻译APP */
.translation-input {
    background: #F5F5F5;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.language-selector {
    background: #fff;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    color: #333;
    margin-bottom: 12px;
    display: inline-block;
}

.swap-icon {
    font-size: 16px;
    color: #2196F3;
    margin-bottom: 12px;
}

.input-placeholder {
    color: #999;
    font-size: 11px;
}

.case-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* 轮播图样式 */
.banner-slider {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.slider-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.slider-wrapper {
    width: 400%; /* 4张图片的总宽度 */
    height: 100%;
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slider-slide {
    width: 25%; /* 每张图片占25%宽度 */
    height: 100%;
    flex-shrink: 0;
    position: relative;
}

.slider-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* 轮播指示器 */
.slider-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: #165DFF;
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* 轮播控制按钮 */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border: none;
    background: rgba(255, 255, 255, 0.8);
    color: #333;
    font-size: 24px;
    font-weight: bold;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-btn:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    left: 30px;
}

.next-btn {
    right: 30px;
}

.case-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}

/* 卡片叠层效果 */



.case-content {
    padding: 20px;
}

.case-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.4;
}

.case-card-desc {
    font-size: 14px;
    color: #fff;
    line-height: 1.6;
    margin: 0;
}

.case-more {
    text-align: center;
}

.case-more-btn {
    background: #0066FF;
    color: #fff;
    border: none;
    padding: 16px 40px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.case-more-btn:hover {
    background: #0052CC;
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .case-grid {
        flex-direction: column;
        height: auto;
        gap: 20px;
    }
    
    .case-card {
        height: 450px;
        flex: none;
    }
    
    .case-card:first-child,
    .case-card:hover {
        flex: none;
    }
}

@media (max-width: 768px) {
    .case-container {
        margin: 20px auto 0 auto;
        padding: 16px 10px;
    }
    
    .case-title {
        font-size: 24px;
        margin-bottom: 12px;
    }
    
    .case-subtitle {
        font-size: 12px;
        margin-bottom: 20px;
    }
    
    .case-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        height: auto;
        gap: 10px;
    }
    
    .case-card {
        height: 280px;
        flex: none;
    }
    
    .case-card-content {
        padding: 12px 10px;
    }
    
    .case-card-title {
        font-size: 14px;
        margin-bottom: 6px;
    }
    
    .case-card-desc {
        font-size: 11px;
        line-height: 1.3;
        margin-bottom: 8px;
    }
    
    .app-interface {
        width: 200px;
        height: 140px;
        padding: 12px;
    }
    
    .phone-interface {
        width: 120px;
        height: 200px;
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .nav-menu {
        gap: 1.5rem;
    }
    
    .nav-menu a {
        font-size: 18px;
    }
    
    .phone-number {
        font-size: 18px;
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        gap: 1rem;
        min-width: 500px;
    }
    
    .nav-menu a {
        font-size: 16px;
    }
    
    .phone-number {
        font-size: 16px;
    }
    
    .weixin-icon,
    .phone-icon {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 900px) {
    .nav-menu {
        min-width: 450px;
        gap: 0.8rem;
    }
    
    .nav-menu a {
        font-size: 15px;
    }
    
    .phone-number {
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-contact {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .logo img {
        width: 110px;
        height: 32px;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .header {
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
    }
    
    /* 移动端下拉菜单样式 - 完全覆盖桌面端样式 */
    .dropdown-wrapper {
        position: static !important;
        width: 100% !important;
        background: transparent !important;
        margin: 0 !important;
        padding: 0 !important;
        box-shadow: none !important;
        border-top: none !important;
        max-height: 0 !important;
        overflow: hidden !important;
        transition: max-height 0.4s ease !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        opacity: 1 !important;
        visibility: visible !important;
        /* 确保移动端样式不被桌面端覆盖 */
        display: block !important;
    }
    
    .dropdown.active .dropdown-wrapper {
        max-height: 500px !important;
        overflow: visible !important;
        animation: slideDown 0.4s ease-out !important;
    }
    
    /* 移动端下拉菜单展开动画 */
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
            max-height: 0;
        }
        to {
            opacity: 1;
            transform: translateY(0);
            max-height: 500px;
        }
    }
    
    /* 移动端下拉菜单容器样式 */
    .dropdown-menu {
        max-width: none !important;
        min-width: auto !important;
        padding: 12px 0 !important;
        border: none !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        min-height: auto !important;
        margin: 0 !important;
    }
    
    /* 移动端服务网格样式 - 完全覆盖桌面端样式 */
    .service-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
        padding: 12px 8px !important;
        min-height: auto !important;
    }
    
    /* 移动端服务项样式 - 完全覆盖桌面端样式 */
    .service-item {
        padding: 8px 6px !important;
        gap: 6px !important;
        border-radius: 8px !important;
        background: transparent !important;
        border: none !important;
        min-height: 46px !important;
        position: relative !important;
        overflow: hidden !important;
        width: 100% !important;
        max-width: 120px !important;
        margin: 0 auto !important;
        cursor: pointer !important;
        transition: all 0.2s ease !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
    }
    
    .service-item .service-icon {
        width: 28px !important;
        height: 28px !important;
        flex-shrink: 0 !important;
    }
    
    .service-item span {
        font-family: PingFang SC, PingFang SC !important;
        font-weight: bold !important;
        font-size: 12px !important;
        color: #000000 !important;
        line-height: 16px !important;
        text-align: left !important;
        font-style: normal !important;
        text-transform: none !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 70px !important;
        font-weight: 500 !important;
    }
    
    /* 移动端服务项触摸优化 */
    .service-item:active {
        transform: scale(0.95) !important;
        background-color: transparent !important;
        border-color: transparent !important;
    }
    
    .service-item:hover {
        background-color: transparent !important;
        border-color: transparent !important;
        transform: translateY(-1px) !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    }
    
    /* 移动端服务项链接样式 */
    .service-item a {
        display: flex !important;
        align-items: center !important;
        gap: 8px !important;
        width: 100% !important;
        height: 100% !important;
        text-decoration: none !important;
        color: inherit !important;
        padding: 6px !important;
        border-radius: 6px !important;
        transition: all 0.2s ease !important;
        justify-content: center !important;
    }
    
    .service-item a:hover {
        background-color: rgba(22, 93, 255, 0.05) !important;
    }
    
    /* 移动端服务网格动画 */
    .nav-menu.active .service-grid {
        animation: fadeInUp 0.5s ease-out 0.1s both;
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(15px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    /* 移动端导航链接样式优化 */
    .nav-menu.active .nav-link {
        padding: 1rem 2rem;
        border-bottom: 1px solid #f1f5f9;
        transition: all 0.3s ease;
        min-height: 52px;
        display: flex;
        align-items: center;
        /* 扩大点击区域 */
        cursor: pointer;
        position: relative;
    }
    
    .nav-menu.active .nav-link:hover {
        background-color: #f8fafc;
    }
    
    .nav-menu.active .dropdown .nav-link {
        justify-content: space-between;
        align-items: center;
        background-color: transparent !important;
        border-bottom: none !important;
        /* 确保整个区域可点击 */
        width: 100% !important;
        min-height: 60px !important;
        padding: 1rem !important;
    }
    
    /* 移动端下拉菜单包装器 - 扩大点击区域 */
    .nav-menu.active .dropdown-wrapper {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease;
        /* 确保点击区域足够大 */
        width: 100% !important;
        position: relative !important;
        padding: 0 !important;
    }
    
    .nav-menu.active .dropdown.active .dropdown-wrapper {
        max-height: 500px;
        overflow: visible;
        animation: slideDown 0.4s ease-out;
        /* 展开后的样式 */
        padding: 0 1rem !important;
    }
    
    /* 移动端箭头样式 */
    .nav-menu.active .arrow {
        width: 16px;
        height: 16px;
        transition: transform 0.3s ease;
        flex-shrink: 0;
    }
    
    .nav-menu.active .dropdown.active .up-arrow {
        transform: rotate(180deg);
    }
}



/* Banner响应式 */
@media (max-width: 1200px) {
    .banner {
        height: 800px;
    }
    
    .service-container {
        width: 90%;
        max-width: 1260px;
        padding: 25px 20px;
    }
    
    .quote-form {
        flex-direction: column;
        gap: 12px;
        max-width: 95%;
        margin: 20px auto 50px;
    }
    
    .service-grid-main {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .service-title {
        font-size: 28px;
    }
    
    /* 中等屏幕报价按钮优化 */
    .quote-btn {
        width: 150px;
        height: 50px;
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .banner {
        height: 600px;
    }
    
    /* 轮播图小屏优化 */
    .slider-indicators {
        bottom: 20px;
        gap: 8px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .prev-btn {
        left: 15px;
    }
    
    .next-btn {
        right: 15px;
    }
    
    .service-section {
        padding: 60px 0;
    }
    
    .service-container {
        width: 95%;
        padding: 20px 12px;
    }
    
    .service-grid-main {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .service-title {
        font-size: 24px;
    }
    
    .service-subtitle {
        font-size: 14px;
    }
    
    /* 移动端报价表单优化 */
    .quote-form {
        padding: 15px !important;
        gap: 10px !important;
    }
    
    .form-input {
        height: 45px !important;
        font-size: 14px !important;
        padding: 10px 12px !important;
    }
    
    .quote-btn {
        width: 120px !important;
        height: 45px !important;
        font-size: 14px !important;
        padding: 8px 16px !important;
        align-self: center;
    }
}



/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@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);
    }
}

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

.hero-content,
.service-card,
.about-text,
.contact-info {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 添加更多动画类 */
.animate-fade-in {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-left {
    animation: slideInLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-right {
    animation: slideInRight 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-scale-in {
    animation: scaleIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #cbd5e1, #94a3b8);
    border-radius: 4px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #94a3b8, #64748b);
}

::-webkit-scrollbar-corner {
    background: #f1f5f9;
}

/* Firefox滚动条样式 */
* {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 #f1f5f9;
}

/* 咨询按钮样式 */
.consult-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 79px;
    height: 23px;
    background: linear-gradient(135deg, #FFFFFF, #f8fafc);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    border: 1px solid #e2e8f0;
    /* 性能优化 */
    will-change: transform, box-shadow;
    transform: translateZ(0);
}

.consult-btn span {
    font-family: PingFang SC, PingFang SC;
    font-size: 12px;
    font-weight: 500;
    color: #374151;
    transition: color 0.3s ease;
}

.consult-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
}

.consult-btn:hover span {
    color: #1f2937;
}

.consult-btn.show {
    opacity: 1;
    visibility: visible;
    animation: scaleIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 关于我们部分样式 */
.about-container {
    width: 100%;
    padding: 60px 20px;

    display: block;
}

.about-header {
    text-align: center;
    margin-bottom: 50px;
}

.about-title {
    font-size: 36px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.about-subtitle {
    font-size: 18px;
    color: #6b7280;
    line-height: 1.6;
}

/* 服务流程图表 - 水平布局 */
.service-flow {
    position: relative;
    margin-bottom: 60px;
}

.flow-items {
    position: relative;
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    position: relative;
    top: -30px;
    z-index: 1000;
}

.flow-line {
    position: absolute;
    top: -10%;
    left: -35px;
    transform: translateY(-50%);
    width: 100vw;
    height: 2px;
    background: #1e40af;
    z-index: 1;
}

/* 确保flow-item的宽度计算与节点位置一致 */
.flow-item {
    flex: 1;
    text-align: center;
    position: relative;
    min-width: 0; /* 防止flex项目溢出 */
}

/* 确保节点与flow-item对齐 */

@media (max-width: 1260px) {
    .flow-line {
        width: 100vw;
        height: 2px;
    }
}

.flow-box {
    background: url('../images/bgmtu.png') no-repeat center center;
    background-size: contain;
    border: none;
    border-radius: 12px;
    padding: 20px 15px;
    text-align: center;
    transition: all 0.3s ease;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}



.flow-box h3 {
    font-size: 16px;
    font-weight: 600;
    color: #1e40af;
    margin-bottom: 12px;
    line-height: 1.3;
}

.flow-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.flow-box li {
    font-size: 13px;
    color: #374151;
    margin-bottom: 6px;
    line-height: 1.4;
}

/* 公司介绍和统计数据 */
.company-intro {
    background: url('../images/backndeimg.png') no-repeat center center;
    background-size: 100% 100%;
    border-radius: 0;
    padding: 40px;
    position: relative;
    overflow: visible;
    max-width: 1260px;
    margin-left: auto;
    margin-right: auto;
}

.company-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(59, 130, 246, 0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.intro-content {
    position: relative;
    z-index: 2;
    margin-bottom: 40px;
    text-align: center; 
}

.intro-content p {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 20px;
    color: rgba(0,0,0,0.9);
    line-height: 35px;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

.stats-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: relative;
    z-index: 2;
    flex-wrap: wrap;
    gap: 30px;
}

.stat-item {
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.stat-number {
    font-family: PingFang SC, PingFang SC;
font-weight: bold;
font-size: 40px;
color: #165DFF;
line-height: 56px;
text-align: center;
font-style: normal;
text-transform: none;
}

.stat-label {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 30px;
    color: #000000;
    line-height: 42px;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .flow-items {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .flow-item {
        flex: 1 1 calc(50% - 15px);
        min-width: 250px;
    }
    
    .flow-line {
        display: block;
        width: 100vw;
        height: 2px;
    }
    
    .stats-container {
        gap: 20px;
    }
    
    .stat-item {
        min-width: 120px;
    }
    
    .stat-number {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .about-container {
        padding: 40px 15px;
    }
    
    .about-title {
        font-size: 28px;
    }
    
    .about-subtitle {
        font-size: 16px;
    }
    
    /* 小屏情况下服务流程改为左右布局 */
    .flow-items {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 15px;
        justify-content: space-between;
    }
    
    .flow-item {
        flex: 1 1 calc(50% - 7.5px);
        width: calc(50% - 7.5px);
        min-width: 0;
    }
    
    .flow-box {
        padding: 15px 10px;
        min-height: auto;
    }
    
    .flow-box h3 {
        font-size: 15px;
    }
    
    .flow-box li {
        font-size: 12px;
    }
    
    /* 小屏情况下公司介绍改为左右布局 */
    .company-intro {
        padding: 30px 20px !important;
        display: flex !important;
        flex-direction: row !important;
        gap: 20px !important;
        align-items: flex-start !important;
    }
    
    .intro-content {
        flex: 1 !important;
        margin-bottom: 0 !important;
        text-align: left !important;
    }
    
    .intro-content p {
        font-size: 14px !important;
        text-align: left !important;
        margin-bottom: 10px !important;
    }
    
    .stats-container {
        flex: 1 !important;
        flex-direction: column !important;
        gap: 15px !important;
        justify-content: flex-start !important;
        align-items: flex-start !important;
    }
    
    .stat-item {
        min-width: auto !important;
        text-align: left !important;
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
    }
    
    .stat-number {
        font-size: 28px !important;
        line-height: 1.2 !important;
    }
    
    .stat-label {
        font-size: 14px !important;
        line-height: 1.2 !important;
    }
}

 

/* 底部内容样式 */
.bottom-section {
    background: #f8f9fa;
    padding: 60px 0;
}

.bottom-content {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 开发服务流程区域 */
.development-process-section {
    margin-bottom: 80px;
    padding: 0 20px;
    margin-top: 100px;
}

.development-process-header {
    text-align: center;
    margin-bottom: 50px;
}

.development-process-title {
    font-size: 36px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.development-process-subtitle {
    font-size: 18px;
    color: #6b7280;
    line-height: 1.6;
}

.development-process-container {
    max-width: 1260px;
    margin: 0 auto;
    position: relative;
}

.development-process-flow {
    position: relative;
    margin-bottom: 60px;
    width: 1260px;
    height: 400px;
    background: #FFFFFF;
    border-radius: 10px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.development-flow-items {
    position: relative;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    z-index: 1000;
}

.development-flow-line {
    position: absolute;
    top: 80px;
    left: 40px;
    right: 40px;
    height: 1px;
    background: #e5e7eb;
    z-index: 1;
}

.development-flow-item {
    flex: 1;
    text-align: center;
    position: relative;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 20px;
}

.development-flow-box {
    background: white;
    border: none;
    border-radius: 0;
    padding: 0;
    text-align: center;
    transition: all 0.3s ease;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: none;
    position: relative;
    z-index: 2;
    width: 100%;
}

.development-flow-box:hover {
    border-color: transparent;
    box-shadow: none;
    transform: none;
}

.development-flow-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 12px;
    background: #E9F2FF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #1f2937;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.development-flow-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 0;
}

.development-flow-item:nth-child(even) .development-flow-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(141deg, #EFEEFF 0%, #EFEEFF 100%);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.development-flow-box:hover .development-flow-icon {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.development-flow-item:nth-child(even) .development-flow-box:hover .development-flow-icon {
    box-shadow: 0 6px 20px rgba(240, 147, 251, 0.4);
}

.development-flow-box h3 {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 20px;
    color: #000000;
    line-height: 28px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    padding: 10px 0;
}

.development-flow-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 8px;
}

.development-flow-box li {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 12px;
    color: #000000;
    line-height: 18px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    margin-bottom: 6px;
    line-height: 0.4;
    padding-left: 0;
    position: relative;
}

.development-flow-box li::before {
    content: '';
    display: none;
}

/* 添加箭头 */
.development-flow-item:not(:last-child)::after {
    content: '>';
    position: absolute;
    top: 35px;
    right: -15px;
    font-size: 30px;
    color: #9ca3af;
    z-index: 3;
}

/* 联系我们区域 */
.contact-section {
    margin-bottom: 80px;
    padding: 0 20px;
}

.contact-header {
    text-align: center;
    margin-bottom: 50px;
}

.contact-header-title {
    font-size: 36px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.contact-header-subtitle {
    font-size: 18px;
    color: #6b7280;
    line-height: 1.6;
}

.contact-container {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    color: #333;
    position: relative;
}

.contact-title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.3s ease;
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-item:hover {
    background: #f8f9fa;
    padding-left: 10px;
    border-radius: 8px;
}

.contact-icon {
    font-size: 20px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    border-radius: 50%;
    flex-shrink: 0;
    color: #165DFF;
}

.contact-item span {
    font-size: 16px;
    color: #666;
    font-weight: 500;
    line-height: 1.4;
}

/* 服务分类 */
.service-categories {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    color: #333;
    position: relative;
}

.service-title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
}

.service-grid {
    display: grid;
    /* grid-template-columns: repeat(2, 1fr); */
    gap: 30px;
}

.service-category {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.service-category:hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-color: #165DFF;
}

.service-category h4 {
    font-size: 18px;
    font-weight: bold;
    color: #165DFF;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-category h4::before {
    content: '✦';
    font-size: 14px;
    color: #165DFF;
}

.service-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-category li {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
    padding-left: 15px;
    position: relative;
    line-height: 1.4;
    transition: all 0.3s ease;
}

.service-category li:hover {
    color: #165DFF;
    transform: translateX(3px);
}

.service-category li::before {
    content: '•';
    color: #165DFF;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.service-category li::before {
    content: "•";
    color: #165DFF;
    position: absolute;
    left: 0;
}

/* 技术优势 */
.tech-advantages {
    margin-bottom: 80px;
}

.advantages-container {
    background: white;
    padding: 60px 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.advantages-title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    text-align: center;
    margin-bottom: 50px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.advantage-item h4 {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.advantage-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 客户案例展示 */
.client-showcase {
    margin-bottom: 80px;
}

.showcase-container {
    background: white;
    padding: 60px 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.showcase-title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    text-align: center;
    margin-bottom: 50px;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.showcase-item {
    background: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.showcase-item:hover {
    transform: translateY(-5px);
}

.showcase-image {
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.showcase-placeholder {
    font-size: 60px;
    color: white;
}

.showcase-content {
    padding: 25px;
}

.showcase-content h4 {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.showcase-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 合作伙伴 */
.partners-section {
    margin-bottom: 80px;
}

.partners-container {
    padding: 60px 40px;
    border-radius: 12px;
}

.partners-title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    text-align: center;
    margin-bottom: 50px;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    align-items: center;
}

.partner-item {
    text-align: center;
    padding: 20px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

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

.partner-logo {
    width: 223px;
    height: 97px;
    background: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0px 0px 6px 1px rgba(22,93,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: PingFang SC, PingFang SC;
    font-weight: 500;
    font-size: 16px;
    color: #333333;
    line-height: 24px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    transition: all 0.3s ease;
    padding: 15px;
    overflow: hidden;
    position: relative;
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.partner-logo:hover img {
    transform: scale(1.05);
}

.partner-logo:hover {
    transform: translateY(-2px);
    box-shadow: 0px 4px 12px 2px rgba(22,93,255,0.2);
}

/* 页脚 */
.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 20px;
}

.footer-container {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #ecf0f1;
}

.footer-section p {
    font-size: 14px;
    color: #bdc3c7;
    line-height: 1.6;
    margin-bottom: 15px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #3498db;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3498db;
}

.footer-contact p {
    margin-bottom: 10px;
    font-size: 14px;
    color: #bdc3c7;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid #34495e;
}

.footer-copyright p {
    font-size: 14px;
    color: #bdc3c7;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: #3498db;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .bottom-section {
        padding: 40px 0;
    }
    
    .bottom-content {
        padding: 0 15px;
    }
    
    .development-process-header {
        margin-bottom: 40px;
    }
    
    .development-process-title {
        font-size: 28px;
    }
    
    .development-process-subtitle {
        font-size: 16px;
    }
    
    .development-process-flow {
        width: 100%;
        height: auto;
        min-height: 700px;
    }
    
    .development-flow-items {
        flex-wrap: wrap;
        gap: 30px;
        padding: 20px;
    }
    
    .development-flow-item {
        flex: 1 1 calc(50% - 15px);
        min-width: 280px;
    }
    
    .development-flow-box {
        text-align: center;
    }
    
    .development-flow-line {
        display: none;
    }
    
    .development-flow-item::after {
        display: none;
    }
    
    .development-flow-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .development-flow-box h3 {
        font-size: 16px;
    }
    
    .development-flow-box li {
        font-size: 12px;
    }
    
    .contact-header {
        margin-bottom: 40px;
    }
    
    .contact-header-title {
        font-size: 28px;
    }
    
    .contact-header-subtitle {
        font-size: 16px;
    }
    
    .contact-container {
        gap: 30px;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-info,
    .service-categories,
    .advantages-container,
    .showcase-container,
    .partners-container {
        padding: 30px 20px;
    }
    
    .contact-title,
    .service-title {
        font-size: 28px;
        margin-bottom: 25px;
    }
    
    .contact-item {
        padding: 15px;
        gap: 15px;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .contact-item span {
        font-size: 16px;
    }
    
    .service-category {
        padding: 20px;
    }
    
    .service-category h4 {
        font-size: 18px;
    }
    
    .service-category li {
        font-size: 14px;
    }
    
    .advantages-title,
    .showcase-title,
    .partners-title {
        font-size: 24px;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .showcase-grid {
        grid-template-columns: 1fr;
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-legal {
        justify-content: center;
    }
}

 

/* 交付清单部分 */
.delivery-checklist-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.delivery-checklist-header {
    text-align: center;
    margin-bottom: 60px;
}

.delivery-checklist-title {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 36px;
    color: #000000;
    line-height: 50px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    margin-bottom: 16px;
}

.delivery-checklist-subtitle {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 18px;
    color: #666666;
    line-height: 26px;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

.delivery-checklist-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

.delivery-checklist-grid {
    display: flex;
    flex-direction: column;
    gap: 60px;
    margin-bottom: 40px;
}

.delivery-checklist-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.delivery-checklist-row.first-row {
    justify-content: space-around;
}

.delivery-checklist-row.second-row {
    justify-content: space-between;
}

.delivery-checklist-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.3s ease;
}

.delivery-checklist-item:hover {
    transform: translateY(-5px);
}

.delivery-checklist-icon {
    width: 98px;
    height: 98px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.delivery-checklist-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 0;
}

.delivery-checklist-icon.blue {
    
    background: #2D5BE8;
}

.delivery-checklist-icon.orange {
    background: #FF8613;
}

.delivery-checklist-icon.green {
    background: #13B560;
}

.delivery-checklist-icon.red {
    background: #FF5B4C;
}

.delivery-checklist-icon.purple {
    background: #7E51FD;
}

.delivery-checklist-item:hover .delivery-checklist-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.delivery-checklist-label {
    font-family: PingFang SC, PingFang SC;
    font-weight: 500;
    font-size: 16px;
    color: #333333;
    line-height: 24px;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .delivery-checklist-section {
        padding: 40px 0 !important;
    }
    
    .delivery-checklist-header {
        margin-bottom: 30px !important;
    }
    
    .delivery-checklist-title {
        font-size: 24px !important;
        line-height: 32px !important;
        margin-bottom: 12px !important;
    }
    
    .delivery-checklist-subtitle {
        font-size: 14px !important;
        line-height: 20px !important;
    }
    
    .delivery-checklist-container {
        padding: 0 20px !important;
        max-width: 100% !important;
    }
    
    .delivery-checklist-grid {
        gap: 30px !important;
        margin-bottom: 20px !important;
    }
    
    .delivery-checklist-row {
        gap: 15px !important;
        flex-wrap: wrap !important;
        justify-content: center !important;
    }
    
    .delivery-checklist-row.first-row {
        justify-content: center !important;
    }
    
    .delivery-checklist-row.second-row {
        justify-content: center !important;
    }
    
    .delivery-checklist-item {
        flex: 0 0 calc(50% - 7.5px) !important;
        min-width: 120px !important;
        max-width: 140px !important;
    }
    
    .delivery-checklist-icon {
        width: 70px !important;
        height: 70px !important;
        font-size: 20px !important;
        margin-bottom: 10px !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    }
    
    .delivery-checklist-icon img {
        width: 32px !important;
        height: 32px !important;
    }
    
    .delivery-checklist-label {
        font-size: 13px !important;
        line-height: 18px !important;
        font-weight: 400 !important;
    }
}

 

/* 合作伙伴部分 */
.partners-section {
    padding: 80px 0;
}

.partners-header {
    text-align: center;
    margin-bottom: 60px;
}

.partners-title {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 36px;
    color: #000000;
    line-height: 50px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    margin-bottom: 16px;
}

.partners-subtitle {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 18px;
    color: #666666;
    line-height: 26px;
    text-align: center;
    font-style: normal;
    text-transform: none;
}

.partners-container {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.partner-item {
    display: flex;
    justify-content: center;
    align-items: center;
}

.partner-logo {
    width: 223px;
    height: 97px;
    background: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0px 0px 6px 1px rgba(22,93,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: PingFang SC, PingFang SC;
    font-weight: 500;
    font-size: 16px;
    color: #333333;
    line-height: 24px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    transition: all 0.3s ease;
    padding: 15px;
    overflow: hidden;
    position: relative;
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.partner-logo:hover img {
    transform: scale(1.05);
}

.partner-logo:hover {
    transform: translateY(-2px);
    box-shadow: 0px 4px 12px 2px rgba(22,93,255,0.2);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
    
    .partner-logo {
        width: 200px;
        height: 87px;
        padding: 12px;
    }
}

@media (max-width: 768px) {
    .partners-section {
        padding: 60px 0;
    }
    
    .partners-header {
        margin-bottom: 40px;
    }
    
    .partners-title {
        font-size: 28px;
        line-height: 40px;
    }
    
    .partners-subtitle {
        font-size: 16px;
        line-height: 24px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .partner-logo {
        width: 180px;
        height: 78px;
        padding: 10px;
    }
}

 

/* 底部栏 */
.footer-section {
    /*min-height: 461px;*/
    background: #272727;
    border-radius: 0px;
    width: 100%;
    overflow: visible;
}

.footer-container {
    max-width: 1260px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding: 40px 20px 20px;
    box-sizing: border-box;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex: 1;
    min-height: 0;
    overflow: visible;
    margin-bottom: 20px;
}

.footer-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    flex: 1;
    min-width: 0;
    overflow: visible;
}

.footer-logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    margin-bottom: 12px;
    gap: 12px;
}

.logo-image {
    width: 169px;
    height: 108px;
    border-radius: 0px 0px 0px 0px;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-chinese {
    color: #ffffff;
    font-size: 24px;
    font-weight: bold;
    line-height: 1.2;
}

.logo-english {
    color: #ffffff;
    font-size: 12px;
    font-weight: normal;
    line-height: 1.2;
}

.footer-slogan {
    color: #ffffff;
    font-size: 14px;
    margin-bottom: 20px;
    opacity: 0.8;
}

.footer-addresses {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    overflow: visible;
}

.address-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    min-width: 0;
    overflow: visible;
}

.address-label {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 30px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    min-width: 40px;
    flex-shrink: 0;
}

.address-text {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 30px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

.footer-right {
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    align-self: flex-end;
}

.qr-code {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    border: 1px solid #FFFFFF;
    padding: 10px;
    border-radius: 20px 20px 20px 20px;
}

.qr-code-box {
    width: 164px;
    height: 164px;
    background: #ffffff;
  
    border-radius: 20px 20px 20px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.qr-code-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 19px;
}



.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 4px solid #ffffff;
    padding-top: 20px;
}

.footer-contact {
    display: flex;
    align-items: center;
    gap: 8px;
}

.phone-icon {
    font-size: 16px;
    color: #ffffff;
}

.phone-number {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 42px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.footer-icp {
    display: flex;
    align-items: center;
}

.icp-text {
    font-family: PingFang SC, PingFang SC;
    font-weight: bold;
    font-size: 20px;
    color: #FFFFFF;
    line-height: 42px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .footer-container {
        padding: 40px 20px 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        align-items: center;
        text-align: center;
    }
    
    .footer-left {
        align-items: center;
        text-align: center;
    }
    
    .footer-addresses {
        gap: 10px;
    }
    
    .address-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    
    .footer-right {
        align-items: center;
    }
    
    .qr-code-box {
        width: 120px;
        height: 120px;
    }
    
    .qr-code-image {
        border-radius: 15px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .phone-number {
        font-size: 24px;
        line-height: 32px;
    }
    
    .icp-text {
        font-size: 24px;
        line-height: 32px;
    }
}

/* 移动端下拉菜单优化 - 确保移动端正常工作 */
.nav-menu.active .dropdown-wrapper {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.nav-menu.active .dropdown.active .dropdown-wrapper {
    max-height: 500px;
    overflow: visible;
    animation: slideDown 0.4s ease-out;
}

/* 移动端服务网格优化 - 确保移动端正常工作 */
.nav-menu.active .service-grid {
    animation: fadeInUp 0.5s ease-out 0.1s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 移动端服务项触摸优化 - 确保移动端正常工作 */
.service-item {
    cursor: pointer;
    transition: all 0.2s ease;
    /* 确保触摸区域足够大 */
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-item:active {
    transform: scale(0.95);
    background-color: transparent;
    border-color: transparent;
}

.service-item:hover {
    background-color: transparent;
    border-color: transparent;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* 移动端服务项链接样式 - 确保移动端正常工作 */
.service-item a {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
    padding: 6px;
    border-radius: 6px;
    transition: all 0.2s ease;
    justify-content: center;
}

.service-item a:hover {
    background-color: rgba(22, 93, 255, 0.05);
}

/* 移动端下拉菜单包装器优化 - 确保移动端正常工作 */
/* 删除重复定义，只保留移动端媒体查询中的样式 */

/* 确保桌面端下拉菜单完全正常工作 */
@media (min-width: 769px) {
    .dropdown-wrapper {
        position: fixed !important;
        top: 50px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100vw !important;
        background: #F5F8FD !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transition: all 0.3s ease !important;
        z-index: 9999 !important;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
        margin-left: calc(-50vw + 50%) !important;
        margin-right: calc(-50vw + 50%) !important;
        display: block !important;
        max-height: none !important;
        overflow: visible !important;
    }
    
    .dropdown.active .dropdown-wrapper {
        opacity: 1 !important;
        visibility: visible !important;
        display: block !important;
        background: #F5F8FD !important;
    }
    
    .dropdown-menu {
        position: relative !important;
        padding: 30px 2px 30px 2px !important;
        min-width: 600px !important;
        margin: 0 auto !important;
        max-width: 720px !important;
        min-height: 120px !important;
        display: block !important;
        border: none !important;
        box-shadow: none !important;
        border-radius: 0 !important;
    }
    
    .service-grid {
        display: grid !important;
        grid-template-columns: repeat(4, 1fr) !important;
        grid-template-rows: repeat(2, 1fr) !important;
        gap: 24px !important;
        min-height: 80px !important;
        opacity: 1 !important;
        visibility: visible !important;
        padding: 0 !important;
    }
    
    .service-item {
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
        padding: 5px !important;
        border-radius: 10px !important;
        transition: all 0.3s ease !important;
        cursor: pointer !important;
        opacity: 1 !important;
        visibility: visible !important;
        background: transparent !important;
        border: none !important;
        width: auto !important;
        max-width: none !important;
        margin: 0 !important;
        min-height: auto !important;
        position: static !important;
        overflow: visible !important;
    }
    
    .service-item .service-icon {
        width: 36px !important;
        height: 36px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }
    
    .service-item span {
        font-family: PingFang SC, PingFang SC !important;
        font-weight: bold !important;
        font-size: 16px !important;
        color: #000000 !important;
        line-height: 22px !important;
        text-align: left !important;
        font-style: normal !important;
        text-transform: none !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 70px !important;
        font-weight: 500 !important;
    }
    
    /* 大屏情况下 service-card 进一步放大样式 */
    .content-box {
        padding: 50px !important;
    }
    
    .service-grid-main {
        gap: 50px !important;
    }
    
    .service-card {
        padding: 40px !important;
        border-radius: 24px !important;
        min-height: 200px !important;
    }
    
    .service-card-icon {
        width: 80px !important;
        height: 80px !important;
        border-radius: 18px !important;
    }
    
    .service-card-icon img {
        width: 48px !important;
        height: 48px !important;
    }
    
    .service-card span {
        font-size: 22px !important;
        line-height: 1.6 !important;
        font-weight: 600 !important;
    }
    
    .service-card a {
        gap: 25px !important;
    }
    
    .card-consult-btn {
        width: 110px !important;
        height: 36px !important;
        font-size: 15px !important;
        border-radius: 36px !important;
        font-weight: 500 !important;
    }
    
    .service-item:hover {
        background-color: #f8fafc !important;
        transform: translateY(-2px) !important;
    }
}



/* 移动端下拉菜单点击区域优化 */
.nav-menu.active .dropdown {
    position: relative;
    /* 确保整个下拉菜单区域可点击 */
    cursor: pointer;
    transition: background-color 0.3s ease;
    /* 扩大点击区域 */
    width: 100% !important;
    min-height: 56px !important;
}

.nav-menu.active .dropdown:hover {
    background-color: rgba(22, 93, 255, 0.05);
}

.nav-menu.active .dropdown.active {
    background-color: rgba(22, 93, 255, 0.05);
}

/* 移动端下拉菜单链接点击区域优化 */
.nav-menu.active .dropdown .nav-link {
    justify-content: space-between;
    align-items: center;
    background-color: transparent !important;
    border-bottom: none !important;
    /* 确保整个区域可点击 */
    width: 100% !important;
    min-height: 56px !important;
    padding: 1.2rem 2rem !important;
    /* 扩大点击区域 */
    position: relative !important;
    cursor: pointer !important;
    /* 确保触摸友好 */
    touch-action: manipulation !important;
    -webkit-tap-highlight-color: rgba(22, 93, 255, 0.1) !important;
}

/* 移动端下拉菜单包装器点击区域优化 */
.nav-menu.active .dropdown-wrapper {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    /* 确保点击区域足够大 */
    width: 100% !important;
    position: relative !important;
    /* 确保不被其他元素覆盖 */
    z-index: 1001 !important;
    padding: 0 !important;
}

.nav-menu.active .dropdown.active .dropdown-wrapper {
    max-height: 500px !important;
    overflow: visible !important;
    animation: slideDown 0.4s ease-out !important;
    /* 展开后的样式 */
    padding: 0 1rem !important;
}

/* 移动端箭头样式 */
.nav-menu.active .arrow {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.nav-menu.active .dropdown.active .up-arrow {
    transform: rotate(180deg);
}

@media (max-width: 768px) {
    /* ... existing styles ... */

    /* 小屏情况下开发服务流程改为左右两列布局 */
    .development-process-section {
        margin-bottom: 40px !important;
        padding: 0 15px !important;
    }
    
    .development-process-header {
        margin-bottom: 30px !important;
    }
    
    .development-process-title {
        font-size: 28px !important;
        margin-bottom: 12px !important;
    }
    
    .development-process-subtitle {
        font-size: 16px !important;
    }
    
    .development-process-container {
        max-width: 100% !important;
        padding: 0 !important;
    }
    
    .development-process-flow {
        width: 100% !important;
        height: auto !important;
        margin-bottom: 30px !important;
        padding: 20px 15px !important;
        box-sizing: border-box !important;
    }
    
    .development-flow-items {
        flex-direction: column !important;
        gap: 20px !important;
        padding: 0 !important;
        height: auto !important;
    }
    
    .development-flow-line {
        display: none !important;
    }
    
    .development-flow-item {
        flex: none !important;
        width: 100% !important;
        padding-top: 0 !important;
        margin-bottom: 0 !important;
    }
    
    .development-flow-box {
        min-height: auto !important;
        padding: 20px 15px !important;
        border: 1px solid #e5e7eb !important;
        border-radius: 8px !important;
        background: #f9fafb !important;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05) !important;
    }
    
    .development-flow-icon {
        width: 60px !important;
        height: 60px !important;
        margin-bottom: 15px !important;
    }
    
    .development-flow-icon img {
        width: 30px !important;
        height: 30px !important;
    }
    
    .development-flow-box h3 {
        font-size: 18px !important;
        margin-bottom: 15px !important;
        padding: 0 !important;
    }
    
    .development-flow-box ul {
        gap: 10px !important;
    }
    
    .development-flow-box li {
        font-size: 14px !important;
        line-height: 1.4 !important;
        margin-bottom: 8px !important;
        padding: 0 !important;
    }

    /* 小屏情况下合作伙伴改为左右两列布局 */
    .partners-section {
        margin-bottom: 40px !important;
        padding: 0 15px !important;
    }
    
    .partners-header {
        margin-bottom: 30px !important;
    }
    
    .partners-title {
        font-size: 28px !important;
        margin-bottom: 20px !important;
    }
    
    .partners-subtitle {
        font-size: 16px !important;
        margin-bottom: 30px !important;
    }
    
    .partners-container {
        padding: 30px 20px !important;
        border-radius: 8px !important;
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 20px !important;
    }
    
    .partner-item {
        padding: 15px !important;
        border-radius: 6px !important;
    }
    
    .partner-logo {
        width: 100% !important;
        height: 80px !important;
        padding: 10px !important;
        border-radius: 8px !important;
    }
    
    .partner-logo img {
        max-width: 90% !important;
        max-height: 90% !important;
    }
}

@media (max-width: 768px) {
    /* ... existing styles ... */

    /* 小屏情况下footer-section美化优化 */
    .footer-section {
        min-height: auto !important;
        padding: 30px 0 20px !important;
    }
    
    .footer-container {
        padding: 30px 15px 20px !important;
        max-width: 100% !important;
    }
    
    .footer-content {
        flex-direction: column !important;
        gap: 30px !important;
        margin-bottom: 30px !important;
        align-items: center !important;
    }
    
    .footer-left {
        align-items: center !important;
        text-align: center !important;
        width: 100% !important;
    }
    
    .footer-logo {
        justify-content: center !important;
        margin-bottom: 20px !important;
    }
    
    .logo-image {
        width: 120px !important;
        height: 80px !important;
    }
    
    .footer-addresses {
        gap: 15px !important;
        width: 100% !important;
    }
    
    .address-item {
        flex-direction: column !important;
        align-items: center !important;
        text-align: center !important;
        gap: 5px !important;
        padding: 10px 15px !important;
        background: rgba(255, 255, 255, 0.05) !important;
        border-radius: 8px !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
    }
    
    .address-label {
        font-size: 16px !important;
        line-height: 1.4 !important;
        min-width: auto !important;
        color: #FFD700 !important;
        font-weight: 600 !important;
    }
    
    .address-text {
        font-size: 14px !important;
        line-height: 1.5 !important;
        color: #E0E0E0 !important;
    }
    
    .footer-right {
        align-self: center !important;
        justify-content: center !important;
    }
    
    .qr-code {
        border: 2px solid rgba(255, 255, 255, 0.2) !important;
        padding: 15px !important;
        border-radius: 15px !important;
        background: rgba(255, 255, 255, 0.05) !important;
    }
    
    .qr-code-box {
        width: 120px !important;
        height: 120px !important;
        border-radius: 12px !important;
    }
    
    .footer-bottom {
        flex-direction: column !important;
        gap: 20px !important;
        text-align: center !important;
        padding-top: 25px !important;
        border-top: 2px solid rgba(255, 255, 255, 0.2) !important;
    }
    
    .footer-contact {
        justify-content: center !important;
        gap: 10px !important;
        padding: 10px 20px !important;
        background: rgba(255, 255, 255, 0.05) !important;
        border-radius: 25px !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
    }
    
    .phone-icon {
        font-size: 18px !important;
        color: #FFD700 !important;
    }
    
    .phone-number {
        font-size: 18px !important;
        line-height: 1.4 !important;
        color: #FFFFFF !important;
        font-weight: 600 !important;
    }
    
    .footer-icp {
        padding: 8px 15px !important;
        background: rgba(255, 255, 255, 0.05) !important;
        border-radius: 20px !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
    }
    
    .icp-text {
        font-size: 14px !important;
        color: #B0B0B0 !important;
        line-height: 1.4 !important;
    }
}

@media (max-width: 768px) {
    /* ... existing styles ... */

    /* 小屏情况下content-box优化 */
    .content-box {
        padding: 20px 15px !important;
        margin: 0 10px !important;
        border-radius: 8px !important;
        box-sizing: border-box !important;
    }
    
    /* 服务标题小屏优化 */
    .service-header {
        margin-bottom: 25px !important;
    }
    
    .service-title {
        font-size: 28px !important;
        margin-bottom: 10px !important;
        line-height: 1.3 !important;
    }
    
    .service-subtitle {
        font-size: 14px !important;
        line-height: 1.5 !important;
        padding: 0 10px !important;
    }
    
    /* 服务网格小屏优化 */
    .service-grid-main {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 20px !important;
        padding: 0 5px !important;
    }
    
    .service-card {
        padding: 20px 15px !important;
        border-radius: 12px !important;
        min-height: 180px !important;
    }
    
    .service-card a {
        gap: 12px !important;
    }
    
    .service-card-icon {
        width: 40px !important;
        height: 40px !important;
        border-radius: 8px !important;
    }
    
    .service-card-icon img {
        width: 20px !important;
        height: 20px !important;
    }
    
    .service-card span {
        font-size: 14px !important;
        font-weight: 600 !important;
        line-height: 1.3 !important;
    }
    
    .card-consult-btn {
        padding: 8px 16px !important;
        font-size: 12px !important;
        border-radius: 20px !important;
        min-height: 32px !important;
    }
    
    /* 场景标题小屏优化 */
    .scenarios-header {
        margin-bottom: 25px !important;
    }
    
    .scenarios-title {
        font-size: 28px !important;
        margin-bottom: 10px !important;
        line-height: 1.3 !important;
    }
    
    .scenarios-subtitle {
        font-size: 14px !important;
        line-height: 1.5 !important;
        padding: 0 10px !important;
    }
    
    /* 场景网格小屏优化 */
    .scenarios-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        padding: 0 5px !important;
    }
    
    .scenario-card {
        padding: 20px 15px !important;
        border-radius: 12px !important;
        min-height: auto !important;
    }
    
    .scenario-content {
        gap: 15px !important;
    }
    
    .scenario-title {
        font-size: 20px !important;
        margin-bottom: 12px !important;
        line-height: 1.3 !important;
    }
    
    .scenario-features {
        gap: 8px !important;
        margin-bottom: 15px !important;
    }
    
    .scenario-features li {
        font-size: 14px !important;
        line-height: 1.4 !important;
    }
    
    .scenario-achievement {
        gap: 8px !important;
    }
    
    .scenario-achievement p {
        font-size: 13px !important;
        line-height: 1.4 !important;
    }
    
    .scenario-icon {
        width: 40px !important;
        height: 40px !important;
        border-radius: 8px !important;
    }
    
    .scenario-icon img {
        width: 24px !important;
        height: 24px !important;
    }
    
    /* 案例标题小屏优化 */
    .case-header {
        margin-bottom: 25px !important;
    }
    
    .case-title {
        font-size: 28px !important;
        margin-bottom: 10px !important;
        line-height: 1.3 !important;
    }
    
    .case-subtitle {
        font-size: 14px !important;
        line-height: 1.5 !important;
        padding: 0 10px !important;
    }
    
    /* 案例网格小屏优化 */
    .case-grid {
        flex-direction: column !important;
        height: auto !important;
        gap: 20px !important;
    }
    
    .case-card {
        width: 100% !important;
        height: 280px !important;
        flex: none !important;
    }
    
    .case-card-content {
        padding: 20px 15px !important;
    }
    
    .case-card-title {
        font-size: 20px !important;
        margin-bottom: 12px !important;
        line-height: 1.3 !important;
    }
    
    .case-card-desc {
        font-size: 14px !important;
        line-height: 1.4 !important;
        margin-bottom: 15px !important;
    }
    
    /* 行业标题小屏优化 */
    .industry-header {
        margin-bottom: 25px !important;
    }
    
    .industry-title {
        font-size: 28px !important;
        margin-bottom: 10px !important;
        line-height: 1.3 !important;
    }
    
    .industry-subtitle {
        font-size: 14px !important;
        line-height: 1.5 !important;
        padding: 0 10px !important;
    }
    
    /* 行业网格小屏优化 */
    .industry-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px !important;
        padding: 0 5px !important;
    }
    
    .industry-card {
        padding: 15px 12px !important;
        border-radius: 8px !important;
        min-height: 80px !important;
    }
    
    .industry-name {
        font-size: 14px !important;
        line-height: 1.3 !important;
    }
    
    .industry-icon {
        width: 28px !important;
        height: 28px !important;
        border-radius: 6px !important;
    }
    
    .industry-icon img {
        width: 18px !important;
        height: 18px !important;
    }
}

@media (max-width: 768px) {
    /* ... existing styles ... */

    /* 小屏情况下industry-section行业分类优化 */
    .industry-section {
        padding: 40px 0 !important;
        margin: 0 15px !important;
    }
    
    .industry-container {
        max-width: 100% !important;
        padding: 0 !important;
    }
    
    .industry-header {
        margin-bottom: 25px !important;
        text-align: center !important;
    }
    
    .industry-title {
        font-size: 28px !important;
        margin-bottom: 10px !important;
        line-height: 1.3 !important;
        color: #1f2937 !important;
        font-weight: bold !important;
    }
    
    .industry-subtitle {
        font-size: 14px !important;
        line-height: 1.5 !important;
        color: #6b7280 !important;
        padding: 0 10px !important;
    }
    
    .industry-grid {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px !important;
        padding: 0 5px !important;
        max-width: 100% !important;
    }
    
    .industry-card {
        padding: 15px 12px !important;
        border-radius: 8px !important;
        min-height: 80px !important;
        background: #FFFFFF !important;
        border: 1px solid #e5e7eb !important;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05) !important;
        display: flex !important;
        flex-direction: row !important;
        justify-content: space-between !important;
        align-items: center !important;
        transition: all 0.3s ease !important;
        cursor: pointer !important;
    }
    
    .industry-card:hover {
        transform: translateY(-2px) !important;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1) !important;
        border-color: #165DFF !important;
    }
    
    .industry-name {
        font-size: 14px !important;
        line-height: 1.3 !important;
        color: #1f2937 !important;
        font-weight: 500 !important;
        flex: 1 !important;
        text-align: left !important;
        margin-right: 10px !important;
    }
    
    .industry-icon {
        width: 28px !important;
        height: 28px !important;
        border-radius: 6px !important;
        background: #F3F4F6 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }
    
    .industry-icon img {
        width: 18px !important;
        height: 18px !important;
        object-fit: contain !important;
    }
    
    /* 特殊行业卡片样式 */
    .industry-card:nth-child(odd) {
        background: #F8FAFC !important;
    }
    
    .industry-card:nth-child(even) {
        background: #FFFFFF !important;
    }
    
    /* 长名称的行业卡片特殊处理 */
    .industry-card:has(.industry-name:contains("CRM管理系统")),
    .industry-card:has(.industry-name:contains("数字化平台")),
    .industry-card:has(.industry-name:contains("同城服务APP")),
    .industry-card:has(.industry-name:contains("家政服务APP")),
    .industry-card:has(.industry-name:contains("生鲜配送APP")),
    .industry-card:has(.industry-name:contains("物流货运APP")),
    .industry-card:has(.industry-name:contains("体育赛事APP")),
    .industry-card:has(.industry-name:contains("新闻资讯APP")),
    .industry-card:has(.industry-name:contains("微信小程序")) {
        grid-column: span 2 !important;
        min-height: 90px !important;
    }
}

@media (max-width: 768px) {
    /* ... existing styles ... */

    /* 小屏情况下advantages-section服务优势优化 */
    .advantages-section {
        padding: 40px 0 !important;
        margin: 0 15px !important;
    }
    
    .advantages-container {
        max-width: 100% !important;
        padding: 0 !important;
    }
    
    .advantages-header {
        margin-bottom: 25px !important;
        text-align: center !important;
    }
    
    .advantages-title {
        font-size: 28px !important;
        margin-bottom: 10px !important;
        line-height: 1.3 !important;
        color: #1f2937 !important;
        font-weight: bold !important;
    }
    
    .advantages-subtitle {
        font-size: 14px !important;
        line-height: 1.5 !important;
        color: #6b7280 !important;
        padding: 0 10px !important;
    }
    
    .advantages-grid {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        padding: 0 5px !important;
        max-width: 100% !important;
    }
    
    .advantage-card {
        padding: 25px 20px !important;
        border-radius: 12px !important;
        min-height: auto !important;
        background: #FFFFFF !important;
        border: 1px solid #e5e7eb !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        transition: all 0.3s ease !important;
        cursor: pointer !important;
        position: relative !important;
        overflow: hidden !important;
    }
    
    .advantage-card::before {
        content: '' !important;
        position: absolute !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        height: 3px !important;
        background: linear-gradient(90deg, #165DFF, #0F4CD1) !important;
        opacity: 0 !important;
        transition: opacity 0.3s ease !important;
    }
    
    .advantage-card:hover {
        transform: translateY(-4px) !important;
        box-shadow: 0 8px 20px rgba(22, 93, 255, 0.15) !important;
        border-color: #165DFF !important;
    }
    
    .advantage-card:hover::before {
        opacity: 1 !important;
    }
    
    .advantage-icon {
        margin-bottom: 20px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
    }
    
    .icon-clipboard,
    .icon-code,
    .icon-pyramid,
    .icon-wall {
        width: 48px !important;
        height: 48px !important;
        border-radius: 12px !important;
        background: linear-gradient(135deg, #E9F2FF, #D6E7FF) !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        transition: all 0.3s ease !important;
    }
    
    .advantage-card:hover .icon-clipboard,
    .advantage-card:hover .icon-code,
    .advantage-card:hover .icon-pyramid,
    .advantage-card:hover .icon-wall {
        transform: scale(1.1) !important;
        background: linear-gradient(135deg, #165DFF, #0F4CD1) !important;
    }
    
    .advantage-icon img {
        width: 24px !important;
        height: 24px !important;
        object-fit: contain !important;
        transition: all 0.3s ease !important;
    }
    
    .advantage-card:hover .advantage-icon img {
        filter: brightness(0) invert(1) !important;
    }
    
    .advantage-title {
        font-size: 20px !important;
        margin-bottom: 15px !important;
        line-height: 1.3 !important;
        color: #1f2937 !important;
        font-weight: 600 !important;
        width: 100% !important;
    }
    
    .advantage-features {
        list-style: none !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
    }
    
    .advantage-features li {
        font-size: 14px !important;
        line-height: 1.5 !important;
        color: #4b5563 !important;
        margin-bottom: 10px !important;
        padding-left: 0 !important;
        position: relative !important;
    }
    
    .advantage-features li::before {
        content: '✓' !important;
        display: inline-block !important;
        width: 16px !important;
        height: 16px !important;
        background: #10B981 !important;
        color: white !important;
        border-radius: 50% !important;
        text-align: center !important;
        line-height: 16px !important;
        font-size: 10px !important;
        margin-right: 8px !important;
        flex-shrink: 0 !important;
    }
    
    .advantage-features li:last-child {
        margin-bottom: 0 !important;
    }
    
    /* 特殊优势卡片样式 */
    .advantage-card:nth-child(1) {
        border-left: 4px solid #10B981 !important;
    }
    
    .advantage-card:nth-child(2) {
        border-left: 4px solid #3B82F6 !important;
    }
    
    .advantage-card:nth-child(3) {
        border-left: 4px solid #F59E0B !important;
    }
    
    .advantage-card:nth-child(4) {
        border-left: 4px solid #8B5CF6 !important;
    }
    
    /* 响应式图标背景 */
    .advantage-card:nth-child(1) .icon-clipboard {
        background: linear-gradient(135deg, #D1FAE5, #A7F3D0) !important;
    }
    
    .advantage-card:nth-child(2) .icon-code {
        background: linear-gradient(135deg, #DBEAFE, #BFDBFE) !important;
    }
    
    .advantage-card:nth-child(3) .icon-pyramid {
        background: linear-gradient(135deg, #FEF3C7, #FDE68A) !important;
    }
    
    .advantage-card:nth-child(4) .icon-wall {
        background: linear-gradient(135deg, #EDE9FE, #DDD6FE) !important;
    }
}

/* 内容盒子样式 */
.content-box {
    padding:  30px ;
    background-color: #fff;
}

/* 适用场景网格样式 - 大屏 */
.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1260px;
    margin: 0 auto;
    width: 100%;
}

.scenario-card {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 280px;
}

.scenario-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.scenario-content {
    flex: 1;
    margin-right: 20px;
}

.scenario-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 16px;
    line-height: 1.3;
}

.scenario-features {
    list-style: none;
    margin-bottom: 20px;
    gap: 8px;
}

.scenario-features li {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 8px;
}

.scenario-achievement {
    gap: 8px;
}

.scenario-achievement p {
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 6px;
}

.scenario-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: #F3F4F6;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.scenario-icon img {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

/* 行业分类样式 - 大屏 */
.industry-section {
    padding: 60px 0;
}

.industry-container {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}

.industry-header {
    text-align: center;
    margin-bottom: 50px;
}

.industry-title {
    font-size: 28px;
    font-weight: bold;
    color: #1f2937;
    margin-bottom: 16px;
}

.industry-subtitle {
    font-size: 15px;
    color: #6b7280;
    line-height: 1.6;
}

.industry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin: 0 auto;
}

.industry-card {
    padding: 18px 12px;
    height: 110px;
    background: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0px 0px 6px 1px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid transparent;
}

.industry-card:hover {
    transform: translateY(-2px);
    box-shadow: 0px 4px 12px 2px rgba(0,0,0,0.15);
    border-color: #165DFF;
}

.industry-name {
    font-size: 13px;
    font-weight: 500;
    color: #1f2937;
    text-align: left;
    line-height: 1.3;
    flex: 1;
}

.industry-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: #F3F4F6;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.industry-icon img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

/* 服务优势样式 - 大屏 */
.advantages-section {
    padding: 60px 0;
}

.advantages-container {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}

.advantages-header {
    text-align: center;
    margin-bottom: 50px;
}

.advantages-title {
    font-size: 32px;
    font-weight: bold;
    color: #1f2937;
    margin-bottom: 16px;
}

.advantages-subtitle {
    font-size: 18px;
    color: #6b7280;
    line-height: 1.6;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 100%;
}

.advantage-card {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-height: 280px;
    border: 1px solid #e5e7eb;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: #165DFF;
}

.advantage-icon {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-clipboard,
.icon-code,
.icon-pyramid,
.icon-wall {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, #E9F2FF, #D6E7FF);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.advantage-card:hover .icon-clipboard,
.advantage-card:hover .icon-code,
.advantage-card:hover .icon-pyramid,
.advantage-card:hover .icon-wall {
    transform: scale(1.1);
    background: linear-gradient(135deg, #165DFF, #0F4CD1);
}

.advantage-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon img {
    filter: brightness(0) invert(1);
}

.advantage-title {
    font-size: 24px;
    margin-bottom: 20px;
    line-height: 1.3;
    color: #1f2937;
    font-weight: 600;
    width: 100%;
}

.advantage-features {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.advantage-features li {
    font-size: 16px;
    line-height: 1.6;
    color: #4b5563;
    margin-bottom: 12px;
    padding-left: 0;
    position: relative;
}

.advantage-features li::before {
    content: '✓';
    display: inline-block;
    width: 20px;
    height: 20px;
    background: #10B981;
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 20px;
    font-size: 12px;
    margin-right: 12px;
    flex-shrink: 0;
}

.advantage-features li:last-child {
    margin-bottom: 0;
}

/* 480px 小屏优化 */
@media (max-width: 480px) {
    /* 轮播图超小屏优化 */
    .banner {
        height: auto;
    }
    
    .slider-indicators {
        bottom: 15px;
        gap: 6px;
    }
    
    .indicator {
        width: 8px;
        height: 8px;
    }
    
    .slider-btn {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }
    
    .prev-btn {
        left: 10px;
    }
    
    .next-btn {
        right: 10px;
    }
}