        :root {
            --primary-color: #1a3a6d;
            --primary-light: #2a5a9d;
            --primary-dark: #0c2342;
            --secondary-color: #ff6b00;
            --accent-color: #00c1d4;
            --light-bg: #f8fafd;
            --card-bg: #ffffff;
            --text-dark: #333;
            --text-medium: #555;
            --text-light: #777;
            --border-radius: 16px;
            --box-shadow: 0 8px 30px rgba(0, 0, 0, 0.00);
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
        }

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

        /* 系统介绍部分 */
        .intro-section {
            padding: 120px 0 80px;
            background-color: var(--light-bg);
            position: relative;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 70px;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            display: inline-block;
            padding: 0 25px 15px;
            position: relative;
        }
        
        .section-title h2::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--secondary-color);
            border-radius: 2px;
        }
        
        .section-title p {
            max-width: 700px;
            margin: 20px auto 0;
            color: var(--text-medium);
            font-size: 1.1rem;
        }
        
        .intro-content {
            display: flex;
            gap: 40px;
            align-items: center;
            margin-bottom: 60px;
        }
        
        .intro-text {
            flex: 1;
            background-color: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--box-shadow);
            position: relative;
            z-index: 2;
        }
        
        .intro-text p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            color: var(--text-medium);
            line-height: 1.8;
        }
        
        .intro-features {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        
        .feature-card {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            border-left: 4px solid var(--primary-color);
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
        }
        
        .feature-card i {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        
        .feature-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--primary-dark);
        }
        
        /* 架构与优势部分 */
        .features-section {
            padding: 100px 0;
            background-color: var(--light-bg);
            position: relative;
            overflow: hidden;
        }
        
        .features-tabs {
            display: flex;
            justify-content: center;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .tab-btn {
            background: white;
            border: none;
            padding: 15px 30px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
            color: var(--text-medium);
            position: relative;
            overflow: hidden;
        }
        
        .tab-btn::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 0;
            background: var(--primary-color);
            transition: var(--transition);
            z-index: -1;
        }
        
        .tab-btn.active, .tab-btn:hover {
            color:white;
            background-color: var(--primary-color);
            box-shadow: 0 6px 20px rgba(26, 58, 109, 0.3);
        }
        
        .tab-btn.active::after, .tab-btn:hover::after {
            height: 100%;
        }
        
        .tab-content {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--box-shadow);
            min-height: 400px;
        }
        
        .tab-pane {
            display: none;
            animation: fadeIn 0.6s ease forwards;
        }
        
        .tab-pane.active {
            display: block;
        }
        
        .architecture-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
        }
        
        .arch-item {
            text-align: center;
            padding: 30px 20px;
            border-radius: var(--border-radius);
            background: rgba(26, 58, 109, 0.03);
            transition: var(--transition);
        }
        
        .arch-item:hover {
            background: rgba(26, 58, 109, 0.08);
            transform: translateY(-5px);
        }
        
        .arch-item i {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        
        /* 应用场景部分 - 使用Swiper轮播 */
        .applications-section {
            padding: 100px 0;
            background-color: white;
            position: relative;
            overflow: hidden;
        }


        .swiper {
            width: 100%;
            height: 60vh;
            margin: 40px 0;
			display:flex;
        }
        
        .swiper-slide {
            position: relative;
            overflow: hidden;
            border-radius: 10px;
			display:flex;
			background:none;
        }
        
        .slide-content {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
            padding: 40px;
            color: white;
            z-index: 10;
            width:100%;
            height:100%;
        }
        
        .slide-content h3 {
            font-size: 2.2rem;
            margin-bottom: 15px;
            color: white;
        }
        
        .slide-content ul {
            list-style: none;
            padding-left: 0;
            max-width: 700px;
        }
        
        .slide-content li {
            padding: 8px 0;
            padding-left: 25px;
            position: relative;
            font-size: 1.1rem;
        }
        
        .slide-content li::before {
            content: "•";
            color: var(--secondary-color);
            font-weight: bold;
            position: absolute;
            left: 0;
            font-size: 1.8rem;
            line-height: 1;
        }
        
        .swiper-button-prev, .swiper-button-next {
            color: white !important;
            background: rgba(0, 0, 0, 0.3);
            width: 60px;
            height: 60px;
            border-radius: 50%;
            backdrop-filter: blur(5px);
            transition: all 0.3s ease;
        }
        
        .swiper-button-prev:hover, .swiper-button-next:hover {
            background: rgba(26, 58, 109, 0.8);
            transform: scale(1.1);
        }
        
        .swiper-button-prev::after, .swiper-button-next::after {
            font-size: 24px;
            font-weight: bold;
        }
        
        .swiper-pagination-bullet {
            background: var(--primary-color) !important;
            opacity: 0.5 !important;
            width: 12px !important;
            height: 12px !important;
        }
        
        .swiper-pagination-bullet-active {
            background: var(--primary-color) !important;
            opacity: 1 !important;
        }
        
        .applications-section .swiper-pagination{
            
           bottom:50px; 
        }
        /* 底部CTA */
        .cta-section {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .cta-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }
        
        .cta-content h2 {
            font-size: 2.8rem;
            margin-bottom: 20px;
        }
        
        .cta-content p {
            margin-bottom: 40px;
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 40px;
        }
        
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .cta-button {
            display: inline-block;
            padding: 16px 45px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            box-shadow: 0 5px 20px rgba(0,0,0,0.2);
        }
        
        .btn-primary {
            background-color: var(--secondary-color);
            color: white;
        }
        
        .btn-secondary {
            background-color: transparent;
            color: white;
            border: 2px solid rgba(255,255,255,0.3);
        }
        
        .btn-primary:hover {
            background-color: #e55a00;
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(230, 90, 0, 0.35);
        }
        
        .btn-secondary:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateY(-5px);
            border-color: rgba(255,255,255,0.5);
        }
        
        
        /* 动画效果 */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        @keyframes gridMove {
            from { background-position: 0 0; }
            to { background-position: 80px 80px; }
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .intro-content {
                flex-direction: column;
            }
            
            .dispatch-container {
                flex-direction: column;
            }
            .swiper {
                height: 70vh;
            }
        }
        
        @media (max-width: 768px) {

            .section-title h2 {
                font-size: 2rem;
            }
            
            .intro-features {
                grid-template-columns: 1fr;
            }
            
            .dispatch-methods {
                grid-template-columns: 1fr;
            }
            
            .swiper {
                height: 60vh;
            }
            
            .slide-content {
                padding: 20px;
            }
            
            .slide-content h3 {
                font-size: 1.8rem;
            }
            
            .slide-content li {
                font-size: 1rem;
            }
        }