.hero-section {
            background: var(--gradient-tech-5);
        }    
         .hero-section::before{

background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cdefs%3E%3Cpattern id='surface' width='20' height='20' patternUnits='userSpaceOnUse'%3E%3Crect width='20' height='20' fill='none' stroke='%23ffffff' stroke-width='0.3' stroke-opacity='0.03'/%3E%3Ccircle cx='5' cy='5' r='1' fill='%23ffffff' fill-opacity='0.08'/%3E%3Ccircle cx='15' cy='5' r='1.5' fill='%23ffffff' fill-opacity='0.06'/%3E%3Ccircle cx='5' cy='15' r='2' fill='%23ffffff' fill-opacity='0.03'/%3E%3Ccircle cx='15' cy='15' r='1' fill='%23ffffff' fill-opacity='0.08'/%3E%3Cpath d='M10,0 L10,20' stroke='%23ffffff' stroke-width='0.2' stroke-opacity='0.06'/%3E%3Cpath d='M0,10 L20,10' stroke='%23ffffff' stroke-width='0.2' stroke-opacity='0.06'/%3E%3C/pattern%3E%3C/defs%3E%3Crect width='80' height='80' fill='url(%23surface)'/%3E%3C/svg%3E");
}
     /* 桌面端横向布局样式 */
        .process-container {
            position: relative;
            padding-top: 40px;
        }
        
        .process-line {
            position: absolute;
            top: 120px;
            left: 10%;
            right: 10%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            z-index: 1;
            border-radius: 3px;
        }
        
        .process-step {
            position: relative;
            text-align: center;
            padding: 0 15px;
            z-index: 2;
            transition: var(--transition);
        }
        
        .step-circle {
            width: 100px;
            height: 100px;
            margin: 0 auto 25px;
            background: linear-gradient(135deg, var(--primary-color), var(--lbule-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            z-index: 3;
        }
        
        .step-circle::before {
            content: '';
            position: absolute;
            top: -5px;
            left: -5px;
            right: -5px;
            bottom: -5px;
            background: linear-gradient(135deg, var(--primary-color), var(--lbule-color));
            border-radius: 50%;
            z-index: -1;
            opacity: 0;
            transition: var(--transition);
        }
        
        .process-step:hover .step-circle::before {
            opacity: 0.3;
            top: -10px;
            left: -10px;
            right: -10px;
            bottom: -10px;
        }
        
        .step-icon {
            font-size: 2.2rem;
            color: white;
            transition: var(--transition);
        }
        
        .step-content {
            background-color: white;
            padding: 25px 20px;
            border-radius: 12px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 200px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .process-step:hover .step-content {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .step-title {
            font-weight: 600;
            font-size: 1.4rem;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            font-size: 0.9rem;
            margin-right: 10px;
            font-weight: 700;
        }
        
        .step-desc {
            color: #6b7280;
            line-height: 1.6;
            margin-bottom: 0;
            padding: 15px;
            background-color: #e5e7eb;
        }
        
        .step-arrow {
            position: absolute;
            top: 50px;
            height: 2px;
            background-color: #e5e7eb;
            z-index: 1;
        }
        
        .step-arrow::after {
            content: '';
            position: absolute;
            right: -8px;
            top: -6px;
            width: 0;
            height: 0;
            border-left: 10px solid #e5e7eb;
            border-top: 8px solid transparent;
            border-bottom: 8px solid transparent;
        }
        
        .step-arrow::before {
            content: '';
            position: absolute;
            right: -6px;
            top: -4px;
            width: 0;
            height: 0;
            border-left: 8px solid white;
            border-top: 6px solid transparent;
            border-bottom: 6px solid transparent;
            z-index: 2;
        }
        
        /* 移动端垂直布局样式 */
        .process-steps-vertical {
            max-width: 600px;
            margin: 0 auto;
        }
        
        .process-steps-vertical .process-step {
            margin-bottom: 30px;
            text-align: left;
        }
        
        .process-steps-vertical .step-circle {
            width: 80px;
            height: 80px;
            margin: 0 auto;
        }
        
        .process-steps-vertical .step-icon {
            font-size: 1.8rem;
        }
        
        .process-steps-vertical .step-content {
            height: auto;
            padding: 20px;
            margin-left: 15px;
        }
        
        .process-steps-vertical .step-title {
            justify-content: flex-start;
        }
        
        .step-arrow-vertical {
            width: 2px;
            height: 30px;
            background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
            margin: 0 auto 30px;
            position: relative;
            left: 40px;
            border-radius: 1px;
        }
        
        .step-arrow-vertical::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: -6px;
            width: 0;
            height: 0;
            border-top: 10px solid var(--secondary-color);
            border-left: 8px solid transparent;
            border-right: 8px solid transparent;
        }
        
        /* 动画效果 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .process-step {
            animation: fadeInUp 0.6s ease forwards;
        }
        
        .process-step:nth-child(1) { animation-delay: 0.1s; }
        .process-step:nth-child(2) { animation-delay: 0.2s; }
        .process-step:nth-child(3) { animation-delay: 0.3s; }
        .process-step:nth-child(4) { animation-delay: 0.4s; }
        
        /* 响应式调整 */
        @media (max-width: 992px) {
            .section-title {
                font-size: 2.2rem;
            }
            
            .step-circle {
                width: 85px;
                height: 85px;
            }
            
            .step-icon {
                font-size: 1.8rem;
            }
            
            .step-content {
                height: 180px;
                padding: 20px 15px;
            }
        }
        
        @media (max-width: 768px) {
            .process-section {
                padding: 50px 0;
            }
            
            .section-title {
                font-size: 1.8rem;
                margin-bottom: 50px;
            }
        }
        
        /* 背景装饰元素 */
        .bg-decoration {
            position: absolute;
            border-radius: 50%;
            z-index: 0;
            opacity: 0.05;
        }
        
        .bg-1 {
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, var(--primary-color), transparent);
            top: 10%;
            left: 5%;
        }
        
        .bg-2 {
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, var(--secondary-color), transparent);
            bottom: 10%;
            right: 5%;
        }