/* Hero Section - Service Packages */
        .hero {
            background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%);
            padding: 60px 20px;
        }

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

        .hero-title {
            text-align: center;
            font-size: 36px;
            color: var(--text-dark);
            margin-bottom: 50px;
        }

        .packages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin-bottom: 30px;
        }

        .package-card {
            background: var(--white);
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.08);
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .package-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.12);
            border-color: var(--primary-blue);
        }

        .package-title {
            font-size: 22px;
            color: var(--text-dark);
            margin-bottom: 15px;
            font-weight: 600;
        }

        .package-price {
            font-size: 32px;
            color: var(--orange);
            font-weight: bold;
            margin-bottom: 10px;
        }

        .package-desc {
            color: var(--dark-gray);
            margin-bottom: 20px;
            font-size: 14px;
            line-height: 1.8;
        }

        .package-urgent {
            color: var(--primary-blue);
            font-size: 13px;
            margin-bottom: 20px;
        }

        .guarantee-box {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            border-radius: 12px;
            padding: 30px;
            color: var(--white);
            margin-top: 24px;
        }

        .guarantee-title {
            font-size: 22px;
            margin-bottom: 20px;
            font-weight: 600;
        }

        .guarantee-item {
            margin-bottom: 15px;
            font-size: 15px;
            line-height: 1.8;
        }

        /* Industry Solutions */
        .section {
            padding: 80px 20px;
        }

        .section-title {
            text-align: center;
            font-size: 32px;
            color: var(--text-dark);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .section-subtitle {
            text-align: center;
            color: var(--dark-gray);
            font-size: 16px;
            margin-bottom: 50px;
        }

        .industry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .industry-card {
            background: var(--gray);
            padding: 30px 20px;
            border-radius: 8px;
            text-align: center;
            transition: all 0.3s;
            cursor: pointer;
        }

        .industry-card:hover {
            background: var(--primary-blue);
            color: var(--white);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(24, 144, 255, 0.3);
        }

        /* Technical Process */
        .process-section {
            background: var(--gray);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .process-card {
            background: var(--white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
        }

        .process-card-title {
            font-size: 20px;
            color: var(--primary-blue);
            margin-bottom: 15px;
            font-weight: 600;
        }

        .process-card-subtitle {
            color: var(--dark-gray);
            font-size: 14px;
            margin-bottom: 20px;
            font-style: italic;
        }

        .process-item {
            padding: 12px 0;
            border-bottom: 1px solid #f0f0f0;
            color: var(--text-dark);
        }

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

        .more-link {
            text-align: center;
            margin-top: 40px;
        }

        .more-link a {
            color: var(--primary-blue);
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
        }

        .more-link a:hover {
            text-decoration: underline;
        }

        /* Comparison Section */
        .comparison-section {
            background: var(--white);
        }

        .comparison-container {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 30px;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
        }

        .comparison-card {
            background: var(--white);
            border: 2px solid var(--gray);
            border-radius: 12px;
            padding: 40px 30px;
            transition: all 0.3s;
        }

        .comparison-card:hover {
            border-color: var(--primary-blue);
            box-shadow: 0 4px 16px rgba(0,0,0,0.1);
        }

        .comparison-title {
            font-size: 24px;
            color: var(--text-dark);
            margin-bottom: 25px;
            text-align: center;
            font-weight: 600;
        }

        .comparison-item {
            margin-bottom: 20px;
        }

        .comparison-label {
            font-weight: 600;
            color: var(--primary-blue);
            margin-bottom: 8px;
            font-size: 15px;
        }

        .comparison-value {
            color: var(--text-dark);
            font-size: 14px;
            line-height: 1.6;
        }

        .or-divider {
            font-size: 24px;
            font-weight: bold;
            color: var(--dark-gray);
            padding: 0 20px;
        }

        /* Knowledge Base */
        .knowledge-section {
            background: var(--gray);
        }

        .knowledge-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .knowledge-card {
            background: var(--white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
        }

        .knowledge-title {
            font-size: 20px;
            color: var(--primary-blue);
            margin-bottom: 20px;
            font-weight: 600;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--light-blue);
        }

        .knowledge-list {
            list-style: none;
        }

        .knowledge-item {
            padding: 12px 0;
            border-bottom: 1px solid #f0f0f0;
            color: var(--text-dark);
            cursor: pointer;
            transition: color 0.3s;
        }

        .knowledge-item:hover {
            color: var(--primary-blue);
        }

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

        .knowledge-item::before {
            content: "• ";
            color: var(--primary-blue);
            font-weight: bold;
            margin-right: 8px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            padding: 64px 20px;
            text-align: center;
        }

        .cta-content {
            max-width: 1200px;
            margin: 0 auto;
        }

        .cta-title {
            font-size: 32px;
            color: var(--white);
            margin-bottom: 16px;
            font-weight: 600;
        }

        .cta-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 32px;
        }

        .btn-large {
            padding: 14px 32px;
            font-size: 16px;
        }

        /* Footer */
        .footer {
            background: rgb(30, 41, 59);
            color: var(--white);
            padding: 64px 20px 24px;
        }

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

        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 32px;
            justify-content: center;
            padding: 32px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-nav a {
            color: var(--white);
            text-decoration: none;
            opacity: 0.9;
            transition: opacity 0.3s;
            font-size: 15px;
        }

        .footer-nav a:hover {
            opacity: 1;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            padding-top: 24px;
            gap: 40px;
            flex-wrap: wrap;
        }

        .footer-copyright {
            flex: 1;
            min-width: 300px;
        }

        .footer-copyright p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .footer-copyright p:last-child {
            margin-bottom: 0;
        }

        .footer-slogan {
            flex: 0 0 auto;
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            font-weight: 500;
            align-self: center;
        }

        .footer-qrcodes {
            display: flex;
            gap: 16px;
            flex: 0 0 auto;
        }

        .qrcode-item {
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .qrcode-item:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                gap: 15px;
            }

            .logo {
                height: 40px;
            }

            .logo img {
                height: 40px;
                max-width: 180px;
            }

            .nav {
                flex-wrap: wrap;
                justify-content: center;
                gap: 15px;
            }

            .dropdown {
                position: static;
                transform: none;
                margin-top: 8px;
                width: 100%;
                max-width: 100%;
                box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            }

            .dropdown::before {
                display: none;
            }

            .nav > li:hover .dropdown {
                transform: none;
            }

            .hero-title {
                font-size: 28px;
            }

            .section-title {
                font-size: 26px;
            }

            .packages-grid {
                grid-template-columns: 1fr;
            }

            .comparison-container {
                grid-template-columns: 1fr;
            }

            .or-divider {
                display: none;
            }

            .process-grid,
            .knowledge-grid {
                grid-template-columns: 1fr;
            }

            .cta-title {
                font-size: 24px;
            }

            .cta-subtitle {
                font-size: 14px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 24px;
            }

            .footer-slogan {
                align-self: flex-start;
            }

            .footer-qrcodes {
                align-self: flex-start;
            }

            .footer-nav {
                gap: 20px;
                padding: 24px 0;
            }
        }

        /* Smooth Scroll */
        html {
            scroll-behavior: smooth;
        }

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

        .fade-in {
            animation: fadeInUp 0.6s ease-out;
        }

        /* Electronic Copyright Page Specific Styles - 全新布局 */
        .electronic-hero {
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            padding: 120px 20px 100px;
            text-align: center;
            color: var(--text-dark);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(24, 144, 255, 0.1);
        }

        .electronic-hero::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            top: -250px;
            right: -250px;
            border-radius: 50%;
        }

        .electronic-hero::after {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
            bottom: -200px;
            left: -200px;
            border-radius: 50%;
        }

        .electronic-hero .container {
            position: relative;
            z-index: 1;
            max-width: 900px;
            margin: 0 auto;
        }

        .electronic-hero h1 {
            font-size: 56px;
            margin-bottom: 24px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .electronic-hero .hero-subtitle {
            font-size: 20px;
            color: var(--dark-gray);
            margin-bottom: 40px;
            line-height: 1.8;
        }

        .hero-badges {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 40px;
        }

        .hero-badge {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
            padding: 12px 24px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            box-shadow: 0 4px 12px rgba(24, 144, 255, 0.2);
        }

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

        /* 对比卡片样式 - 全新设计 */
        .comparison-wrapper {
            margin-top: -60px;
            position: relative;
            z-index: 2;
            padding-bottom: 80px;
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 40px;
            align-items: center;
            background: var(--white);
            border-radius: 20px;
            padding: 60px 40px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        }

        .comparison-card-new {
            background: linear-gradient(135deg, #f8fafc 0%, var(--white) 100%);
            border-radius: 16px;
            padding: 40px;
            border: 2px solid var(--light-blue);
            transition: all 0.3s;
        }

        .comparison-card-new:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0,0,0,0.1);
            border-color: var(--primary-blue);
        }

        .comparison-card-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 30px;
            text-align: center;
            padding-bottom: 20px;
            border-bottom: 2px solid var(--light-blue);
        }

        .comparison-item-new {
            margin-bottom: 24px;
            padding: 20px;
            background: var(--white);
            border-radius: 12px;
            border-left: 4px solid var(--primary-blue);
        }

        .comparison-label-new {
            font-size: 13px;
            color: var(--dark-gray);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .comparison-value-new {
            font-size: 15px;
            color: var(--text-dark);
            line-height: 1.6;
            font-weight: 500;
        }

        .vs-divider {
            font-size: 32px;
            font-weight: bold;
            color: var(--primary-blue);
            text-align: center;
            padding: 20px;
            background: linear-gradient(135deg, var(--light-blue) 0%, rgba(24, 144, 255, 0.1) 100%);
            border-radius: 50%;
            width: 80px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* 优势特色卡片 */
        .advantages-showcase {
            padding: 80px 0;
            background: linear-gradient(180deg, var(--white) 0%, #f8fafc 100%);
        }

        .advantages-showcase .electronic-container {
            max-width: 1200px;
        }

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

        .section-header h2 {
            font-size: 40px;
            color: var(--text-dark);
            margin-bottom: 16px;
            font-weight: 700;
        }

        .section-header p {
            font-size: 18px;
            color: var(--dark-gray);
            max-width: 700px;
            margin: 0 auto;
        }

        .advantages-grid-new {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .advantage-card-new {
            background: var(--white);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .advantage-card-new::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-blue) 0%, #764ba2 100%);
        }

        .advantage-card-new:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.12);
        }

        .advantage-icon-wrapper {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            position: relative;
        }

        /* 扁平化图标 - 重新设计，更符合电子软著主题 */
        /* 极速图标 - 速度线 */
        .icon-fast::before {
            content: '';
            width: 24px;
            height: 24px;
            border: 2.5px solid var(--white);
            border-radius: 50%;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-fast::after {
            content: '';
            width: 0;
            height: 0;
            border-left: 8px solid var(--white);
            border-top: 5px solid transparent;
            border-bottom: 5px solid transparent;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-20%, -50%);
            box-shadow: 6px 0 0 var(--white);
        }

        /* 区块链锁图标 - 更现代的锁设计 */
        .icon-lock::before {
            content: '';
            width: 18px;
            height: 18px;
            border: 2.5px solid var(--white);
            border-radius: 3px;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-lock::after {
            content: '';
            width: 10px;
            height: 8px;
            border: 2.5px solid var(--white);
            border-bottom: none;
            border-radius: 8px 8px 0 0;
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
        }

        /* APP/手机图标 */
        .icon-phone::before {
            content: '';
            width: 18px;
            height: 28px;
            border: 2.5px solid var(--white);
            border-radius: 4px;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-phone::after {
            content: '';
            width: 6px;
            height: 2px;
            background: var(--white);
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 1px;
        }

        /* 文档/证书图标 */
        .icon-file::before {
            content: '';
            width: 16px;
            height: 22px;
            background: var(--white);
            border-radius: 2px 2px 0 0;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-file::after {
            content: '';
            width: 0;
            height: 0;
            border-left: 4px solid var(--white);
            border-top: 3px solid transparent;
            border-bottom: 3px solid transparent;
            position: absolute;
            top: 3px;
            right: -4px;
        }

        /* 完成/对勾图标 */
        .icon-check-circle::before {
            content: '';
            width: 22px;
            height: 22px;
            border: 2.5px solid var(--white);
            border-radius: 50%;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-check-circle::after {
            content: '';
            width: 6px;
            height: 3px;
            border-left: 2.5px solid var(--white);
            border-bottom: 2.5px solid var(--white);
            position: absolute;
            top: 6px;
            left: 5px;
            transform: rotate(-45deg);
        }

        /* 消息/小程序图标 */
        .icon-message::before {
            content: '';
            width: 22px;
            height: 16px;
            border: 2.5px solid var(--white);
            border-radius: 3px;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-message::after {
            content: '';
            width: 0;
            height: 0;
            border-left: 4px solid transparent;
            border-right: 4px solid transparent;
            border-top: 4px solid var(--white);
            position: absolute;
            bottom: -6px;
            left: 3px;
        }

        /* 企业/建筑图标 */
        .icon-building::before {
            content: '';
            width: 18px;
            height: 18px;
            border: 2.5px solid var(--white);
            border-radius: 2px;
            position: relative;
            display: block;
            margin: 0 auto;
        }
        .icon-building::after {
            content: '';
            width: 3px;
            height: 5px;
            background: var(--white);
            position: absolute;
            bottom: -7px;
            left: 2px;
            box-shadow: 4px 0 var(--white), 8px 0 var(--white);
        }

        /* Q1 Q2 Q3 图标样式 */
        .icon-q {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 20px;
            font-weight: bold;
            margin-bottom: 24px;
        }

        .advantage-card-new h3 {
            font-size: 22px;
            color: var(--text-dark);
            margin-bottom: 16px;
            font-weight: 600;
        }

        .advantage-card-new p {
            color: var(--dark-gray);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .advantage-list-new {
            list-style: none;
            padding: 0;
        }

        .advantage-list-new li {
            padding: 10px 0;
            color: var(--text-dark);
            font-size: 14px;
            position: relative;
            padding-left: 24px;
        }

        .advantage-list-new li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary-blue);
            font-weight: bold;
            font-size: 16px;
        }

        /* 扁平化图标样式 - 使用SVG路径绘制 */
        .icon-search {
            position: relative;
        }

        .icon-search::before {
            content: '';
            width: 36px;
            height: 36px;
            border: 2.5px solid var(--white);
            border-radius: 50%;
            position: relative;
            display: block;
        }

        .icon-search::after {
            content: '';
            width: 10px;
            height: 2.5px;
            background: var(--white);
            position: absolute;
            bottom: 6px;
            right: 4px;
            transform: rotate(45deg);
            border-radius: 1px;
        }

        .icon-file {
            position: relative;
        }

        .icon-file::before {
            content: '';
            width: 20px;
            height: 26px;
            background: var(--white);
            border-radius: 2px 2px 0 0;
            position: relative;
            display: block;
            box-shadow: 0 2px 0 rgba(255,255,255,0.4);
        }

        .icon-file::after {
            content: '';
            width: 0;
            height: 0;
            border-left: 6px solid var(--white);
            border-top: 4px solid transparent;
            border-bottom: 4px solid transparent;
            position: absolute;
            top: 4px;
            right: -6px;
        }

        .icon-process {
            position: relative;
        }

        .icon-process::before {
            content: '';
            width: 32px;
            height: 32px;
            border: 2.5px solid var(--white);
            border-radius: 50%;
            position: relative;
            display: block;
        }

        .icon-process::after {
            content: '';
            width: 0;
            height: 0;
            border-left: 8px solid var(--white);
            border-top: 5px solid transparent;
            border-bottom: 5px solid transparent;
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-30%, -50%);
        }

        .icon-ai {
            position: relative;
        }

        .icon-ai::before {
            content: '';
            width: 24px;
            height: 24px;
            background: var(--primary-blue);
            border-radius: 4px;
            position: relative;
            display: block;
            transform: rotate(45deg);
        }

        .icon-ai::after {
            content: '';
            width: 16px;
            height: 16px;
            border: 2px solid var(--white);
            border-radius: 50%;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) rotate(-45deg);
        }

        .icon-diamond {
            position: relative;
        }

        .icon-diamond::before {
            content: '';
            width: 20px;
            height: 20px;
            background: var(--primary-blue);
            transform: rotate(45deg);
            position: relative;
            display: block;
        }

        .icon-diamond::after {
            content: '';
            width: 10px;
            height: 10px;
            background: var(--white);
            transform: rotate(45deg);
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) rotate(45deg);
        }

        .icon-check {
            position: relative;
        }

        .icon-check::before {
            content: '';
            width: 24px;
            height: 24px;
            border: 2.5px solid var(--primary-blue);
            border-radius: 5px;
            position: relative;
            display: block;
        }

        .icon-check::after {
            content: '';
            width: 8px;
            height: 4px;
            border-left: 2.5px solid var(--primary-blue);
            border-bottom: 2.5px solid var(--primary-blue);
            position: absolute;
            top: 7px;
            left: 5px;
            transform: rotate(-45deg);
        }

        .block-title {
            font-size: 32px;
            color: var(--text-dark);
            margin-bottom: 12px;
            font-weight: 600;
        }

        .block-subtitle {
            font-size: 16px;
            color: var(--dark-gray);
            line-height: 1.6;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .feature-card {
            background: var(--white);
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.12);
            border-color: var(--primary-blue);
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--light-blue) 0%, rgba(24, 144, 255, 0.15) 100%);
            border-radius: 16px;
            position: relative;
        }

        /* 功能卡片中的图标使用蓝色 */
        .feature-icon.icon-ai::before {
            background: var(--primary-blue);
        }

        .feature-icon.icon-ai::after {
            border-color: var(--white);
        }

        .feature-icon.icon-diamond::before {
            background: var(--primary-blue);
        }

        .feature-icon.icon-diamond::after {
            background: var(--white);
        }

        .feature-icon.icon-check::before {
            border-color: var(--primary-blue);
        }

        .feature-icon.icon-check::after {
            border-color: var(--primary-blue);
        }

        .feature-card h3 {
            font-size: 20px;
            color: var(--text-dark);
            margin-bottom: 12px;
            font-weight: 600;
        }

        .feature-card p {
            color: var(--dark-gray);
            font-size: 14px;
            line-height: 1.8;
        }

        .materials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .material-card {
            background: var(--white);
            border-radius: 12px;
            padding: 35px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
            transition: all 0.3s;
            border-left: 4px solid var(--primary-blue);
            position: relative;
        }

        .material-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.12);
        }

        .material-number {
            position: absolute;
            top: 20px;
            right: 20px;
            min-width: 50px;
            height: 50px;
            padding: 0 12px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
            border-radius: 25px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: bold;
            white-space: nowrap;
        }

        .material-card h3 {
            font-size: 22px;
            color: var(--text-dark);
            margin-bottom: 15px;
            font-weight: 600;
            padding-right: 60px;
        }

        .material-card > p {
            color: var(--dark-gray);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .material-list {
            list-style: none;
            padding: 0;
        }

        .material-list li {
            padding: 10px 0;
            color: var(--text-dark);
            font-size: 14px;
            position: relative;
            padding-left: 24px;
        }

        .material-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary-blue);
            font-weight: bold;
        }

        .flow-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin-top: 40px;
            position: relative;
        }

        .flow-step-card {
            background: var(--white);
            border-radius: 12px;
            padding: 35px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-left-color 0.3s ease;
            border: 2px solid transparent;
            border-left: 4px solid var(--light-blue);
            position: relative;
        }

        .flow-step-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(24, 144, 255, 0.12);
            border-left-color: var(--primary-blue);
        }

        .flow-step-header {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 20px;
        }

        .flow-step-number {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: bold;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(24, 144, 255, 0.25);
        }

        .flow-step-title {
            font-size: 20px;
            color: var(--text-dark);
            font-weight: 600;
            flex: 1;
        }

        .flow-step-desc {
            color: var(--dark-gray);
            font-size: 14px;
            line-height: 1.8;
            margin-top: 12px;
        }

        .advantages-section {
            background: var(--white);
            padding: 60px 20px;
            margin: 60px 0;
            border-radius: 12px;
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
            max-width: 1200px;
            margin: 40px auto 0;
        }

        .advantage-item {
            background: linear-gradient(135deg, var(--light-blue) 0%, rgba(24, 144, 255, 0.05) 100%);
            border-radius: 12px;
            padding: 35px 25px;
            text-align: center;
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .advantage-item:hover {
            transform: translateY(-3px);
            border-color: var(--primary-blue);
            box-shadow: 0 6px 20px rgba(24, 144, 255, 0.15);
        }

        .advantage-number {
            font-size: 42px;
            font-weight: bold;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 12px;
            line-height: 1.2;
        }

        .advantage-label {
            font-size: 15px;
            color: var(--text-dark);
            font-weight: 500;
        }

        /* 专业实力模块 - 全新设计 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-top: 50px;
        }

        .stat-item {
            text-align: center;
            padding: 40px 20px;
            background: linear-gradient(135deg, #f8fafc 0%, var(--white) 100%);
            border-radius: 16px;
            border: 2px solid var(--light-blue);
            transition: all 0.3s;
        }

        .stat-item:hover {
            transform: translateY(-5px);
            border-color: var(--primary-blue);
            box-shadow: 0 8px 24px rgba(24, 144, 255, 0.15);
        }

        .stat-number {
            font-size: 32px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 4px;
            word-break: keep-all;
            white-space: nowrap;
        }

        .stat-unit {
            font-size: 16px;
            color: var(--dark-gray);
            font-weight: 500;
            margin-top: 0;
            margin-bottom: 12px;
            display: inline-block;
        }

        .stat-label {
            font-size: 15px;
            color: var(--text-dark);
            font-weight: 500;
            margin-top: 12px;
        }

        .guarantee-section {
            background: linear-gradient(180deg, #f8fafc 0%, var(--white) 100%);
            padding: 100px 20px;
            margin: 0;
            position: relative;
            border-top: 1px solid rgba(24, 144, 255, 0.1);
            border-bottom: 1px solid rgba(24, 144, 255, 0.1);
        }

        .guarantee-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent 0%, rgba(24, 144, 255, 0.2) 50%, transparent 100%);
        }

        .guarantee-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent 0%, rgba(24, 144, 255, 0.2) 50%, transparent 100%);
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            max-width: 1200px;
            margin: 50px auto 0;
        }

        .guarantee-card {
            background: var(--white);
            padding: 40px 30px;
            border-radius: 16px;
            border: 2px solid var(--light-blue);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            position: relative;
            overflow: hidden;
        }

        .guarantee-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            border-radius: 16px 0 0 16px;
        }

        .guarantee-card:hover {
            border-color: var(--primary-blue);
            box-shadow: 0 4px 16px rgba(24, 144, 255, 0.12);
        }

        .guarantee-card h3 {
            font-size: 20px;
            color: var(--text-dark);
            margin-bottom: 15px;
            font-weight: 600;
            position: relative;
            z-index: 1;
        }

        .guarantee-card p {
            font-size: 14px;
            color: var(--dark-gray);
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        @media (max-width: 768px) {
            .electronic-hero {
                padding: 80px 20px 60px;
            }

            .electronic-hero h1 {
                font-size: 36px;
            }

            .electronic-hero .hero-subtitle {
                font-size: 16px;
            }

            .hero-badges {
                gap: 12px;
            }

            .hero-badge {
                padding: 10px 18px;
                font-size: 12px;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 30px;
                padding: 40px 20px;
            }

            .vs-divider {
                width: 60px;
                height: 60px;
                font-size: 24px;
                margin: 0 auto;
            }

            .section-header h2 {
                font-size: 28px;
            }

            .section-header p {
                font-size: 16px;
            }

            .advantages-grid-new {
                grid-template-columns: 1fr !important;
            }

            .advantage-card-new {
                padding: 30px 24px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr) !important;
                gap: 20px;
            }

            .stat-item {
                padding: 30px 15px;
            }

            .stat-number {
                font-size: 28px;
            }

            .stat-unit {
                font-size: 16px;
            }

            .stat-label {
                font-size: 14px;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 30px;
                padding: 40px 20px;
            }

            .vs-divider {
                width: 60px;
                height: 60px;
                font-size: 24px;
                margin: 0 auto;
            }

            .block-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
                padding-bottom: 20px;
            }

            .block-number {
                width: 50px;
                height: 50px;
                font-size: 24px;
            }

            .block-header-content {
                text-align: left;
            }

            .block-title {
                font-size: 26px;
            }

            .block-subtitle {
                font-size: 14px;
            }

            .feature-icon {
                width: 56px;
                height: 56px;
            }

            .features-grid,
            .materials-grid,
            .flow-steps {
                grid-template-columns: 1fr;
            }

            .flow-step-card {
                padding: 28px;
            }

            .flow-step-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .flow-step-number {
                width: 40px;
                height: 40px;
                font-size: 18px;
            }

            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 15px;
            }

            .guarantee-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .guarantee-section {
                padding: 60px 20px;
            }

            .guarantee-card {
                padding: 30px 24px;
            }

            .guarantee-card h3 {
                font-size: 18px;
            }

            .guarantee-card p {
                font-size: 13px;
            }
        }