/* 服务内容样式 */
        .services-section {
            padding: 80px 0;
            background: white;
        }

        .section-title {
            text-align: center;
            margin-bottom: 4rem;
        }

        .section-title h2 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #1976d2;
            margin-bottom: 1rem;
            position: relative;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, #1976d2, #42a5f5);
            border-radius: 2px;
        }

        .section-title p {
            font-size: 1.1rem;
            color: #666;
            max-width: 600px;
            margin: 0 auto;
        }

        .service-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 2rem;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border: 1px solid #f0f0f0;
            /* height: 100%; */
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(25, 118, 210, 0.15);
            border-color: #1976d2;
        }

        .service-card .icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, #1976d2, #42a5f5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: white;
            font-size: 1.8rem;
        }

        .service-card h4 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 1rem;
        }

        .service-card p {
            color: #666;
            margin-bottom: 1.5rem;
            line-height: 1.6;
        }

        .service-card .features {
            list-style: none;
            padding: 0;
        }

        .service-card .features li {
            padding: 0.5rem 0;
            color: #555;
            position: relative;
            padding-left: 1.5rem;
        }

        .service-card .features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #1976d2;
            font-weight: bold;
        }

        .tech-stack {
            margin-top: 1rem;
        }

        .tech-stack .badge {
            background: linear-gradient(135deg, #e3f2fd, #bbdefb);
            color: #1976d2;
            margin: 0.2rem;
            padding: 0.4rem 0.8rem;
            border-radius: 15px;
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* 解决方案样式 */
        .solutions-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #f8f9fa, #e3f2fd);
        }

        .solution-card {
            background: white;
            border-radius: 12px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .solution-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #1976d2, #42a5f5);
        }

        .solution-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(25, 118, 210, 0.2);
        }

        .solution-card .icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #1976d2, #42a5f5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: white;
            font-size: 2rem;
        }

        .solution-card h4 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 1rem;
        }

        .solution-card p {
            color: #666;
            margin-bottom: 1.5rem;
            line-height: 1.7;
        }

        .solution-features {
            list-style: none;
            padding: 0;
        }

        .solution-features li {
            padding: 0.6rem 0;
            color: #555;
            position: relative;
            padding-left: 2rem;
            font-weight: 500;
        }

        .solution-features li::before {
            content: '●';
            position: absolute;
            left: 0;
            color: #1976d2;
            font-size: 1.2rem;
        }

        /* 服务流程样式 */
        .process-section {
            padding: 80px 0;
            background: white;
        }

        .process-step {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }

        .process-step .step-number {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #1976d2, #42a5f5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
            position: relative;
            z-index: 2;
        }

        .process-step h5 {
            font-size: 1.3rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 1rem;
        }

        .process-step p {
            color: #666;
            line-height: 1.6;
        }


        @media (min-width: 768px) {
            .process-step:not(:last-child) .step-number::after {
                content: '';
                position: absolute;
                top: 50%;
                left: 100%;
                width: 100px;
                height: 2px;
                background: linear-gradient(90deg, #1976d2, #42a5f5);
                transform: translateY(-50%);
                z-index: 1;
            }
        }

        /* 定价样式 */
        .pricing-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #f8f9fa, #e3f2fd);
        }

        .pricing-card {
            background: white;
            border-radius: 12px;
            padding: 2.5rem 2rem;
            margin-bottom: 2rem;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            position: relative;
            text-align: center;
            height: 100%;
        }

        .pricing-card.featured {
            transform: scale(1.05);
            border: 3px solid #1976d2;
        }

        .pricing-card.featured::before {
            content: '推荐';
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, #1976d2, #42a5f5);
            color: white;
            padding: 0.5rem 1.5rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
        }

        .pricing-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(25, 118, 210, 0.2);
        }

        .pricing-card.featured:hover {
            transform: scale(1.05) translateY(-8px);
        }

        .pricing-card h4 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 1rem;
        }

        .pricing-card .price {
            font-size: 2.5rem;
            font-weight: 700;
            color: #1976d2;
            margin-bottom: 0.5rem;
        }

        .pricing-card .price-unit {
            font-size: 1rem;
            color: #666;
            font-weight: normal;
        }

        .pricing-card .price-description {
            color: #666;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }

        .pricing-card .features {
            list-style: none;
            padding: 0;
            margin-bottom: 2rem;
            text-align: left;
        }

        .pricing-card .features li {
            padding: 0.6rem 0;
            color: #555;
            position: relative;
            padding-left: 1.8rem;
        }

        .pricing-card .features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #1976d2;
            font-weight: bold;
            font-size: 1.1rem;
        }

        .pricing-card .btn {
            background: linear-gradient(135deg, #1976d2, #42a5f5);
            border: none;
            color: white;
            padding: 0.8rem 2rem;
            border-radius: 25px;
            font-weight: 600;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .pricing-card .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(25, 118, 210, 0.3);
            color: white;
        }