* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        /* 顶部导航栏 */
        .navbar {
            background-color: white;
            color: #165DFF;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
			box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
			position: sticky;
			top: 0;
			z-index: 100;
        }
        .navbar .logo {
            font-size: 1.5rem;
            font-weight: 700;
			margin-left: 71px;
        }
        .navbar .nav-links {
            display: flex;
            gap: 2rem;
			margin-right: 71px;
        }
        .navbar .nav-links a {
            color: #000000;
            text-decoration: none;
            font-size: 1rem;
        }
        .navbar .nav-links a.active {
            border-bottom: 2px solid #165DFF;
			color: #165DFF;
        }
        .navbar .contact {
            font-size: 1rem;
            font-weight: 500;
        }
		
		.navbar1 {
		    background-color: #165DFF;
		    color: white;
		    padding: 1rem 2rem;
		    display: flex;
		    justify-content: space-between;
		    align-items: center;
		}
		.navbar1 .logo1 {
		    font-size: 1.5rem;
		    font-weight: 700;
			margin-left: 71px;
		}
		.navbar1 .nav-links {
		    display: flex;
		    gap: 2rem;
			margin-right: 71px;
		}
		.navbar1 .nav-links a {
		    color: white;
		    text-decoration: none;
		    font-size: 1rem;
		}
		.navbar1 .nav-links a.active {
		    border-bottom: 2px solid white;
		}
		.navbar1 .contact1 {
		    font-size: 1.5rem;
		    font-weight: 500;
		}

        /* Hero 区 */
        .hero {
            min-height: 80vh;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%), 
                        url('https://images.unsplash.com/photo-1620712943543-bcc4688e7485?q=80&w=2070&auto=format&fit=crop') center/cover no-repeat;
            color: white;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            /*padding: 2rem;*/
            position: relative;
        }
		.hero img{
			width: 100%;
			height: 100%;
		}

        /* 通用区块样式 */
        .section {
            padding: 4rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 3rem;
            color: #1e293b;
        }
        .cards-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .card {
            background: white;
            border-radius: 8px;
            padding: 2rem;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
            transition: transform 0.2s ease;
        }
        .card:hover {
            transform: translateY(-5px);
        }
        .card h3 {
            font-size: 1.5rem;
            color: #165DFF;
            margin-bottom: 1rem;
            text-align: center;
        }
        .card p {
            font-size: 1rem;
            line-height: 1.6;
            color: #475569;
            text-align: center;
        }
		
		/* 适用场景区 */
		.section1 {
		    padding: 4rem 2rem;
		    max-width: 1200px;
		    margin: 0 auto;
		}
		.section-title1 {
		    font-size: 2rem;
		    font-weight: 700;
		    text-align: center;
		    margin-bottom: 3rem;
		    color: #1e293b;
		}
		.cards-container1 {
		    display: grid;
		    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
		    gap: 2rem;
		}
		.card1 {
		    background: white;
		    border-radius: 8px;
		    padding: 2rem;
		    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
		    transition: transform 0.2s ease;
		}
		.card1:hover {
		    transform: translateY(-5px);
		}
		.card1 h3 {
		    font-size: 1.5rem;
		    color: #165DFF;
		    margin-bottom: 1rem;
		    text-align: center;
		}
		.card1 p {
		    font-size: 1rem;
		    line-height: 1.6;
		    color: #475569;
		    text-align: center;
		}

        /* 行动召唤区 */
        .cta {
            background: #f0f7ff;
            padding: 4rem 2rem;
            text-align: center;
        }
        .cta h2 {
            font-size: 2rem;
            color: #1e293b;
            margin-bottom: 1rem;
        }
        .cta p {
            font-size: 1.25rem;
            color: #475569;
            margin-bottom: 2rem;
        }
        .cta .btn {
            background: #165DFF;
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        .cta .btn:hover {
            background: #0d47a1;
        }

        /* 页脚 */
        .footer {
            background: #1e293b;
            color: white;
            text-align: center;
            padding: 2rem;
            font-size: 0.9rem;
        }