/* 服务介绍 */
        .service-intro {
            background: #f9f9f9;
            padding: 80px 0;
        }

        .intro-content h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .intro-content p {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text-light);
        }

        /* 特点卡片 */
        .feature-card {
            background: white;
            border-radius: 15px;
            padding: 35px 25px;
            text-align: center;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            transition: all 0.3s ease;
            height: 100%;
        }

        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }

        .feature-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, rgba(222, 41, 16, 0.1), rgba(222, 41, 16, 0.05));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: var(--primary-red);
            font-size: 1.8rem;
        }

        .feature-card h4 {
            font-weight: 600;
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        /* 流程步骤 */
        .process-step {
            position: relative;
            text-align: center;
            padding: 30px 20px;
        }

        .process-step .step-number {
            width: 60px;
            height: 60px;
            background: var(--primary-red);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 auto 20px;
        }

        .process-step h4 {
            font-weight: 600;
            margin-bottom: 10px;
        }

        .process-step p {
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        /* 案例卡片 */
        .case-card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            transition: all 0.3s ease;
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }

        .case-card img {
            width: 100%;
            height: 250px;
            object-fit: cover;
        }

        .case-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0,0,0,0.85));
            padding: 25px 20px 15px;
            color: white;
        }

        .case-overlay h5 {
            font-weight: 600;
            margin-bottom: 5px;
        }

        .case-overlay p {
            font-size: 0.85rem;
            opacity: 0.8;
            margin: 0;
        }

        /* 问答 */
        .faq-item {
            border: 1px solid #eee;
            border-radius: 10px;
            margin-bottom: 15px;
            overflow: hidden;
        }

        .faq-question {
            background: #f9f9f9;
            padding: 20px 25px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 500;
        }

        .faq-question:hover { background: #f5f5f5; }

        .faq-answer {
            padding: 20px 25px;
            display: none;
        }

        .faq-item.active .faq-answer { display: block; }
        .faq-item.active .faq-question { background: var(--primary-red); color: white; }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-red) 0%, #c41e0a 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
        }

        .cta-section h2 { font-weight: 700; margin-bottom: 15px; }
        .cta-section p { opacity: 0.9; margin-bottom: 25px; }