/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 移动端触摸优化 */
* {
    -webkit-tap-highlight-color: transparent;
}

a, button {
    touch-action: manipulation;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    position: relative;
}

/* 导航栏Logo样式 - 确保优先级 */
.navbar .logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    text-decoration: none;
    z-index: 1001;
    transition: opacity 0.2s ease;
    height: 100%;
    /* 确保logo容器无背景 */
    background: none !important;
    background-color: transparent !important;
}

.navbar .logo-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    /* 明确移除所有装饰 */
    background: none !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 0;
    margin: 0;
}

.navbar .logo-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.navbar .logo-text {
    font-size: 1.4rem;
    font-weight: 600;
    color: #1e293b;
    letter-spacing: 0.5px;
    transition: color 0.2s ease;
    font-family: 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1;
    margin: 0;
    padding: 0;
    /* 明确移除背景色 */
    background: none !important;
    background-color: transparent !important;
    -webkit-background-clip: unset !important;
    background-clip: unset !important;
}

/* 移除所有悬停效果 */

@media (max-width: 768px) {
    .navbar .logo-icon {
        width: 36px;
        height: 36px;
    }
    
    .navbar .logo-text {
        font-size: 1.25rem;
        letter-spacing: 0.4px;
    }
    
    .navbar .logo {
        gap: 0.6rem;
    }
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: #1e293b;
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        align-items: stretch;
        padding: 1rem 0;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        gap: 0;
    }

    .nav-menu.active {
        max-height: 600px;
    }

    .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid #f1f5f9;
    }

    .nav-menu > li:last-child {
        border-bottom: none;
    }

    .nav-menu a {
        display: block;
        padding: 1rem 20px;
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8fafc;
        margin: 0;
        padding: 0;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .dropdown-menu.active {
        max-height: 300px;
    }

    .dropdown-menu a {
        padding: 0.8rem 20px 0.8rem 40px;
    }
}

.nav-menu > li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.nav-menu a:hover {
    color: #2563eb;
}

/* 下拉菜单 */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-toggle .arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.dropdown:hover .arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 180px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    list-style: none;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu,
.dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.7rem 1.5rem;
    color: #333;
    transition: all 0.3s ease;
}

.dropdown-menu a:hover {
    background: #f8fafc;
    color: #2563eb;
    padding-left: 1.8rem;
}

/* 首页横幅 */
.hero {
    background: linear-gradient(180deg, #e0f2fe 0%, #f0f9ff 50%, #ffffff 100%);
    color: #1e293b;
    padding: 120px 0 100px;
    margin-top: 70px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(102, 126, 234, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* 轮播容器 */
.hero-carousel {
    position: relative;
    width: 100%;
    min-height: 500px;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
    z-index: 1;
}

.hero-slide.active {
    position: relative;
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

/* 不同横幅的背景样式 */
.hero-slide:nth-child(1) {
    background: linear-gradient(180deg, #e0f2fe 0%, #f0f9ff 50%, #ffffff 100%);
}

.hero-slide:nth-child(2) {
    background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 50%, #f5f3ff 100%);
}

.hero-slide:nth-child(2)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 30%, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.hero-slide:nth-child(3) {
    background: linear-gradient(180deg, #f0f9ff 0%, #fef3c7 30%, #ffffff 100%);
}

.hero-slide:nth-child(3)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 50%, rgba(37, 99, 235, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.hero-slide .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 600px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2563eb;
    margin-bottom: 1rem;
    line-height: 1.6;
    animation: fadeInUp 1s ease;
}

.hero-description {
    font-size: 1.1rem;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 2rem;
    animation: fadeInUp 1.2s ease;
}

.hero-button {
    display: inline-block;
    background: #2563eb;
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    animation: fadeInUp 1.4s ease;
}

.hero-button:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

/* 右侧视觉元素 */
.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 手机模拟器 */
.phone-mockup {
    position: relative;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
}

.phone-screen {
    width: 280px;
    height: 560px;
    background: #1e293b;
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-header {
    display: flex;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.phone-back {
    color: #60a5fa;
    font-size: 1.2rem;
    margin-right: 10px;
}

.phone-title {
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.phone-content {
    padding: 10px 0;
}

.phone-stat {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.stat-value {
    color: white;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-change {
    color: #34d399;
    font-size: 0.9rem;
    font-weight: 600;
}

.phone-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 120px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(180deg, #3b82f6 0%, #60a5fa 100%);
    border-radius: 4px 4px 0 0;
    min-height: 20px;
    animation: growUp 1s ease-out;
}

@keyframes growUp {
    from {
        height: 0;
    }
}

/* 浮动卡片 */
.floating-card {
    position: absolute;
    background: white;
    border-radius: 16px;
    padding: 1.2rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 1;
    animation: floatCard 4s ease-in-out infinite;
}

.card-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    right: 5%;
    animation-delay: 1s;
}

.card-3 {
    top: 50%;
    left: -10%;
    animation-delay: 2s;
}

.card-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 12px;
    flex-shrink: 0;
}

.card-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2;
    color: #2563eb;
}

.card-text {
    flex: 1;
}

.card-title {
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 4px;
}

.card-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1e293b;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-15px) translateX(5px);
    }
}

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


/* 轮播控制 - 扁平化指示器 */
.hero-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 10;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.hero-indicator {
    width: 40px;
    height: 4px;
    border-radius: 2px;
    border: none;
    background: #e2e8f0;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.hero-indicator:hover {
    background: #94a3b8;
}

.hero-indicator.active {
    background: #2563eb;
    width: 40px;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

/* 横幅2：技术创新可视化 */
.tech-visualization {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

.tech-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    z-index: 3;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.tech-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.tech-text {
    font-size: 0.9rem;
    font-weight: 600;
}

.tech-circle {
    position: absolute;
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-circle-1 {
    animation: rotate 20s linear infinite;
}

.tech-circle-2 {
    animation: rotate 20s linear infinite reverse;
    width: 280px;
    height: 280px;
}

.tech-circle-3 {
    animation: rotate 25s linear infinite;
    width: 360px;
    height: 360px;
}

.tech-ring {
    width: 100%;
    height: 100%;
    animation: spin 3s linear infinite;
}

.tech-label {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.9rem;
    font-weight: 600;
    color: #2563eb;
    background: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

@keyframes rotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* 横幅3：全流程服务 */
.process-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 2rem;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    flex: 1;
    max-width: 150px;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
}

.step-icon svg {
    width: 40px;
    height: 40px;
}

.process-step:hover .step-icon {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.4);
}

.step-label {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    text-align: center;
}

.process-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #2563eb 0%, #60a5fa 100%);
    border-radius: 2px;
    margin: 0 -10px;
    position: relative;
}

.process-line::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid #60a5fa;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
}

@media (max-width: 1024px) {
    .tech-visualization {
        width: 300px;
        height: 300px;
    }
    
    .tech-circle-2 {
        width: 220px;
        height: 220px;
    }
    
    .tech-circle-3 {
        width: 280px;
        height: 280px;
    }
    
    .process-flow {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .process-line {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 80px;
    }
    
    .tech-visualization {
        width: 250px;
        height: 250px;
    }
    
    .tech-center {
        width: 100px;
        height: 100px;
    }
    
    .tech-icon {
        font-size: 2rem;
    }
    
    .process-step {
        max-width: 120px;
    }
    
    .step-icon {
        width: 60px;
        height: 60px;
    }
    
    .step-icon svg {
        width: 30px;
        height: 30px;
    }
    
    .hero-indicators {
        bottom: 20px;
    }
}

/* 服务介绍 */
.services {
    padding: 80px 0;
    background: #f8fafc;
}

.services h2,
.support h2,
.solutions h2,
.advantages h2,
.partners h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.section-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    position: relative;
    transition: all 0.3s ease;
}

.service-icon svg {
    width: 48px;
    height: 48px;
    stroke-width: 2;
}

/* iOS App开发 */
.service-icon-ios {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.service-card:hover .service-icon-ios {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* Android App开发 */
.service-icon-android {
    background: linear-gradient(135deg, #3ddc84 0%, #2ecc71 100%);
    color: white;
}

.service-card:hover .service-icon-android {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(46, 204, 113, 0.4);
}

/* 跨平台开发 */
.service-icon-cross {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.service-card:hover .service-icon-cross {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(245, 87, 108, 0.4);
}

/* App维护与优化 */
.service-icon-maintain {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.service-card:hover .service-icon-maintain {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(79, 172, 254, 0.4);
}

/* UI/UX设计 */
.service-icon-design {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    color: white;
}

.service-card:hover .service-icon-design {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(250, 112, 154, 0.4);
}

/* 后端服务开发 */
.service-icon-backend {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    color: white;
}

.service-card:hover .service-icon-backend {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(48, 207, 208, 0.4);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.service-card p {
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.service-features {
    list-style: none;
    text-align: left;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.service-features li {
    color: #475569;
    font-size: 0.9rem;
    padding: 0.3rem 0;
    padding-left: 1.2rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
}

/* 关于我们 */
.about {
    padding: 80px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.about-intro {
    max-width: 900px;
    margin: 0 auto 3rem;
    text-align: center;
}

.about-lead {
    font-size: 1.25rem;
    color: #475569;
    line-height: 1.8;
    font-weight: 500;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}

.about-main {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.about-main h3 {
    font-size: 1.75rem;
    color: #1e293b;
    margin-bottom: 1.25rem;
    padding-bottom: 0.875rem;
    border-bottom: 2px solid #e2e8f0;
}

.about-main p {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.75;
    margin-bottom: 1.25rem;
}

.about-main p:last-child {
    margin-bottom: 0;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.highlight-item {
    background: white;
    padding: 1.25rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
}

.highlight-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.15);
}

.highlight-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2563eb;
    flex-shrink: 0;
}

.highlight-icon svg {
    width: 20px;
    height: 20px;
}

.highlight-item > div:last-child {
    flex: 1;
    min-width: 0;
}

.highlight-item h4 {
    font-size: 1rem;
    color: #1e293b;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.highlight-item p {
    font-size: 0.85rem;
    color: #64748b;
    line-height: 1.4;
    margin: 0;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .about-highlights {
        gap: 0.875rem;
    }
}

@media (max-width: 768px) {
    .about {
        padding: 60px 0;
    }
    
    .about-intro {
        margin-bottom: 2rem;
        padding: 0 1rem;
    }
    
    .about-lead {
        font-size: 1.1rem;
    }
    
    .about-main {
        padding: 1.5rem;
    }
    
    .about-main h3 {
        font-size: 1.5rem;
    }
    
    .about-highlights {
        gap: 0.75rem;
    }
    
    .highlight-item {
        padding: 1rem 1.25rem;
    }
    
    .highlight-icon {
        width: 36px;
        height: 36px;
    }
    
    .highlight-icon svg {
        width: 18px;
        height: 18px;
    }
    
    .highlight-item h4 {
        font-size: 0.95rem;
    }
    
    .highlight-item p {
        font-size: 0.8rem;
    }
    
    .highlight-item {
        padding: 1.5rem;
    }
}

/* 联系我们 */
.contact {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(102, 126, 234, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.contact .container {
    position: relative;
    z-index: 1;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
    font-weight: 700;
}

.contact .section-intro {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3.5rem;
    color: #64748b;
    font-size: 1.1rem;
    line-height: 1.7;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
    align-items: stretch;
}

@media (max-width: 768px) {
    .contact {
        padding: 80px 0;
    }
    
    .contact h2 {
        font-size: 2rem;
    }
    
    .contact .section-intro {
        font-size: 1rem;
        margin-bottom: 2.5rem;
        padding: 0 1rem;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
    }
    
    .contact-item {
        padding: 2rem 1.5rem;
        border-radius: 18px;
    }
    
    .contact-icon-wrapper {
        width: 70px;
        height: 70px;
        margin-bottom: 1.5rem;
    }
    
    .contact-icon {
        width: 70px;
        height: 70px;
        border-radius: 16px;
    }
    
    .contact-icon svg {
        width: 36px;
        height: 36px;
    }
    
    .contact-item h3 {
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }
    
    .contact-detail {
        font-size: 0.9rem;
        line-height: 1.75;
    }
    
    .contact-note {
        font-size: 0.85rem;
        padding: 0.65rem 1.1rem;
        margin-bottom: 1rem;
    }
    
    .email-item {
        padding: 0.875rem 1rem;
        gap: 0.75rem;
    }
    
    .email-icon {
        width: 36px;
        height: 36px;
    }
    
    .email-link {
        font-size: 0.875rem;
    }
}

.contact-item {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.04);
    text-align: center;
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(226, 232, 240, 0.8);
    position: relative;
    overflow: hidden;
    justify-content: flex-start;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, currentColor, transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.contact-item::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.contact-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.06);
    border-color: rgba(37, 99, 235, 0.15);
}

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

.contact-item:hover::after {
    opacity: 1;
}

.contact-item-location::before {
    color: #667eea;
}

.contact-item-email::before {
    color: #4facfe;
}

.contact-item h3 {
    font-size: 1.35rem;
    margin-bottom: 1.25rem;
    color: #1e293b;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.contact-detail {
    color: #475569;
    line-height: 1.8;
    margin: 0;
    font-size: 0.95rem;
    max-width: 100%;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 页脚 */
.footer {
    background: #ffffff;
    color: #1e293b;
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
    border-top: 1px solid #e2e8f0;
}

/* 页脚背景科技感效果 */
.footer-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(37, 99, 235, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(102, 126, 234, 0.03) 0%, transparent 50%);
    opacity: 1;
    pointer-events: none;
    overflow: hidden;
}

.footer-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(37, 99, 235, 0.02) 40px, rgba(37, 99, 235, 0.02) 80px),
        repeating-linear-gradient(-45deg, transparent, transparent 40px, rgba(37, 99, 235, 0.02) 40px, rgba(37, 99, 235, 0.02) 80px);
    opacity: 0.3;
}

.footer-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(37, 99, 235, 0.06) 1.5px, transparent 1.5px),
        radial-gradient(circle at 85% 75%, rgba(37, 99, 235, 0.05) 1px, transparent 1px),
        radial-gradient(circle at 50% 50%, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
    background-size: 100px 100px, 120px 120px, 140px 140px;
    background-position: 0 0, 60px 60px, 120px 120px;
    animation: float 25s ease-in-out infinite;
}

/* 添加顶部线条效果 */
.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(37, 99, 235, 0.15) 50%, transparent 100%);
    z-index: 1;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 1.5rem;
    min-height: 50px;
}

.footer-logo .logo-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    /* 与导航栏一致：无装饰 */
    background: none !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 0;
    margin: 0;
}

.footer-logo .logo-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.footer-logo .logo-text {
    font-size: 1.4rem;
    font-weight: 600;
    color: #1e293b;
    letter-spacing: 0.5px;
    line-height: 1;
    font-family: 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    /* 确保无背景 */
    background: none !important;
    background-color: transparent !important;
    transition: color 0.2s ease;
}

/* 移除所有悬停效果 */

.footer-slogan {
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1.5rem;
    margin-top: 0;
    position: relative;
    padding-bottom: 0.5rem;
    min-height: 50px;
    display: flex;
    align-items: center;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #2563eb 0%, transparent 100%);
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    padding-left: 0;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
    color: #2563eb;
}

.footer-links a:hover {
    color: #2563eb;
    padding-left: 15px;
    transform: translateX(5px);
}

.footer-links a:hover::before {
    opacity: 1;
    left: 0;
}

.footer-bottom {
    border-top: 1px solid #e2e8f0;
    padding-top: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
    margin-top: 2rem;
}

.footer-bottom p {
    margin: 0.5rem 0;
    color: #64748b;
    font-size: 0.9rem;
}

.footer-bottom a {
    color: #2563eb;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* 技术支持 */
.support {
    padding: 80px 0;
    background: white;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.support-item {
    text-align: center;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 12px;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.support-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    position: relative;
    transition: all 0.3s ease;
}

.support-icon svg {
    width: 48px;
    height: 48px;
    stroke-width: 2;
}

/* 7×24小时技术支持 */
.support-icon-shield {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.support-item:hover .support-icon-shield {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* 技术文档与培训 */
.support-icon-docs {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.support-item:hover .support-icon-docs {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(245, 87, 108, 0.4);
}

/* 定制化解决方案 */
.support-icon-custom {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.support-item:hover .support-icon-custom {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(79, 172, 254, 0.4);
}

/* 快速响应机制 */
.support-icon-fast {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    color: white;
}

.support-item:hover .support-icon-fast {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(67, 233, 123, 0.4);
}

.support-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.support-item p {
    color: #64748b;
    line-height: 1.8;
}

/* 解决方案 */
.solutions {
    padding: 80px 0;
    background: #f8fafc;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

@media (max-width: 1024px) {
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.solution-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 4px solid #2563eb;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.solution-card:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.solution-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.solution-card p {
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.solution-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.solution-features li {
    color: #475569;
    font-size: 0.9rem;
    padding: 0.5rem 0.75rem;
    background: #f8fafc;
    border-radius: 6px;
    position: relative;
    padding-left: 1.75rem;
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0.5rem;
    color: #2563eb;
    font-weight: bold;
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .solution-features {
        grid-template-columns: 1fr;
    }
}

/* 技术优势 */
.advantages {
    padding: 80px 0;
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

@media (max-width: 1024px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.advantage-item {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    color: white;
    transition: transform 0.3s ease;
}

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

.advantage-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.advantage-item h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.advantage-item p {
    font-size: 0.95rem;
    opacity: 0.9;
}

.tech-stack {
    margin-top: 3rem;
    text-align: center;
}

.tech-stack h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.tech-tag {
    background: #e0e7ff;
    color: #2563eb;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background: #2563eb;
    color: white;
    transform: translateY(-2px);
}

/* 生态伙伴 */
.partners {
    padding: 80px 0;
    background: #f8fafc;
}

.partner-category {
    margin-bottom: 3rem;
}

.partner-category h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #1e293b;
    text-align: center;
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

@media (max-width: 1024px) {
    .partner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.partner-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.partner-logo {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* 服务Logo样式 */
.service-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    position: relative;
    transition: all 0.3s ease;
}

.service-logo svg {
    width: 48px;
    height: 48px;
    stroke-width: 2;
}

.service-payment {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.service-payment:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.service-analytics {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.service-analytics:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(245, 87, 108, 0.4);
}

.service-push {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.service-push:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(79, 172, 254, 0.4);
}

.service-map {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    color: white;
}

.service-map:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(67, 233, 123, 0.4);
}

/* 文字Logo样式 - 仅用于合作伙伴部分 */
.partners .logo-text {
    font-size: 2.2rem;
    font-weight: bold;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    background: #f8fafc;
    color: #1e293b;
    gap: 0.75rem;
}

.logo-icon-apple {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.logo-icon-cloud {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
}

.logo-apple {
    color: #000000;
    background: #f5f5f7;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    letter-spacing: -0.02em;
}

.logo-apple span {
    font-size: 1.8rem;
}

.logo-google {
    background: linear-gradient(135deg, #e8f0fe 0%, #e6f4ea 25%, #fef7e0 50%, #fce8e6 75%);
    font-weight: 500;
    letter-spacing: -0.01em;
}

.logo-google span {
    display: block;
}

.logo-aliyun {
    color: #FF6A00;
    background: #fff5f0;
    font-weight: 600;
}

.logo-aliyun .logo-icon-cloud {
    color: #FF6A00;
}

.logo-aliyun span {
    font-size: 1.6rem;
}

.logo-tencent {
    color: #00A8E6;
    background: #f0f9ff;
    font-weight: 600;
}

.logo-tencent .logo-icon-cloud {
    color: #00A8E6;
}

.logo-tencent span {
    font-size: 1.6rem;
}

.partner-item p {
    color: #64748b;
    font-size: 0.9rem;
}

/* 联系我们增强 */
.contact-icon-wrapper {
    position: relative;
    margin: 0 auto 1.75rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
}

.contact-icon svg {
    width: 40px;
    height: 40px;
    stroke-width: 2;
    transition: transform 0.4s ease;
}

.contact-item:hover .contact-icon svg {
    transform: scale(1.05);
}

.contact-icon-location {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
}

.contact-item:hover .contact-icon-location {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(102, 126, 234, 0.3);
}

.contact-icon-email {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
    box-shadow: 0 8px 20px rgba(79, 172, 254, 0.2);
}

.contact-item:hover .contact-icon-email {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(79, 172, 254, 0.3);
}

.contact-note {
    margin: 0 auto 1.25rem;
    font-size: 0.9rem;
    color: #64748b;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 0.7rem 1.2rem;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid rgba(226, 232, 240, 0.8);
    transition: all 0.3s ease;
}

.contact-note svg {
    color: #64748b;
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

.contact-item:hover .contact-note {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-color: rgba(37, 99, 235, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.contact-email-list {
    text-align: left;
    width: 100%;
}

.email-item {
    margin-bottom: 0.875rem;
    padding: 1rem 1.125rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 0.875rem;
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.email-item:last-child {
    margin-bottom: 0;
}

.email-item:last-child {
    margin-bottom: 0;
}

.email-item:hover {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    transform: translateX(4px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    border-color: rgba(37, 99, 235, 0.2);
}

.email-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 10px;
    color: #2563eb;
    transition: all 0.3s ease;
}

.email-item:hover .email-icon {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    transform: scale(1.05);
}

.email-content {
    flex: 1;
    min-width: 0;
}

.email-label {
    display: block;
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.email-link {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    word-break: break-all;
    transition: all 0.3s ease;
    display: block;
    font-size: 1rem;
    line-height: 1.5;
}

.email-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-visual {
        height: 400px;
    }

    .phone-screen {
        width: 240px;
        height: 480px;
    }

    .floating-card {
        display: none;
    }
}

@media (max-width: 768px) {
    /* 导航栏 */
    .navbar .container {
        padding: 0.8rem 15px;
    }

    .logo {
        font-size: 1.2rem;
    }

    /* 首页横幅 */
    .hero {
        padding: 90px 0 50px;
        margin-top: 60px;
    }

    .hero h1 {
        font-size: 2rem;
        line-height: 1.3;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        line-height: 1.5;
    }

    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .hero-button {
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }

    .hero-visual {
        height: 300px;
    }

    .phone-screen {
        width: 180px;
        height: 360px;
        padding: 15px;
    }

    .phone-stat {
        padding: 15px;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .floating-card {
        display: none;
    }

    /* 服务介绍 */
    .services {
        padding: 60px 0;
    }

    .services h2,
    .support h2,
    .solutions h2,
    .advantages h2,
    .partners h2,
    .about h2,
    .contact h2 {
        font-size: 2rem;
    }

    .section-intro {
        font-size: 1rem;
        padding: 0 10px;
    }

    .services-grid,
    .support-grid,
    .solutions-grid,
    .advantages-grid,
    .partner-grid,
    .contact-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .service-card,
    .support-item,
    .solution-card,
    .contact-item {
        padding: 1.5rem;
    }

    .service-icon,
    .support-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1rem;
    }

    .service-icon svg,
    .support-icon svg {
        width: 40px;
        height: 40px;
    }

    /* 技术优势 */
    .advantages {
        padding: 60px 0;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .advantage-item {
        padding: 1.5rem 1rem;
    }

    .advantage-number {
        font-size: 2.5rem;
    }

    .advantage-item h3 {
        font-size: 1.1rem;
    }

    .advantage-item p {
        font-size: 0.85rem;
    }

    .tech-stack {
        margin-top: 2rem;
    }

    .tech-stack h3 {
        font-size: 1.5rem;
    }

    .tech-tags {
        gap: 0.5rem;
        padding: 0 10px;
    }

    .tech-tag {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    /* 生态伙伴 */
    .partners {
        padding: 60px 0;
    }

    .partner-category h3 {
        font-size: 1.5rem;
    }

    .partner-item {
        padding: 1.5rem;
    }

    /* 关于我们 - 移动端样式已在上面定义 */

    /* 联系我们 */
    .contact {
        padding: 60px 0;
    }

    .contact-item {
        padding: 2rem 1.5rem;
    }

    .contact-icon {
        width: 70px;
        height: 70px;
    }

    .contact-icon svg {
        width: 36px;
        height: 36px;
    }

    .email-item {
        padding: 0.8rem;
    }

    /* 容器内边距 */
    .container {
        padding: 0 15px;
    }

    /* 文字大小优化 */
    h2 {
        font-size: 1.8rem !important;
    }

    h3 {
        font-size: 1.3rem !important;
    }

    .service-card h3,
    .support-item h3,
    .solution-card h3 {
        font-size: 1.2rem;
    }

    /* 按钮和链接触摸优化 */
    .hero-button,
    .contact-link,
    .email-link {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    /* 卡片间距优化 */
    .service-features {
        margin-top: 0.8rem;
        padding-top: 0.8rem;
    }

    .service-features li {
        font-size: 0.85rem;
        padding: 0.25rem 0;
    }

    /* 页脚移动端优化 */
    .footer {
        padding: 3rem 0 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .footer-brand {
        max-width: 100%;
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
    }

    .footer-column h4 {
        text-align: center;
        margin-bottom: 1rem;
    }

    .footer-column h4::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-links {
        text-align: center;
    }

    .footer-links a:hover {
        padding-left: 0;
        transform: none;
    }

    .footer-links a::before {
        display: none;
    }

    .footer-bottom {
        padding-top: 1.5rem;
    }

    .footer-bottom p {
        font-size: 0.85rem;
    }
}