/* 主容器 */
        body {
            padding-top: 60px;
        }
        
        .main-content {
            min-height: calc(100vh - 60px);
        }
        
        /* Hero区 - 腾讯云风格 */
        .hero-section {
            background: linear-gradient(135deg, #0052d9 0%, #1677ff 100%);
            color: white;
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        
        .hero-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            opacity: 0.1;
        }
        
        .hero-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 1;
            text-align: center;
        }
        
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero-subtitle {
            font-size: 1.3rem;
            opacity: 0.95;
            max-width: 700px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }
        
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 600;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        /* 内容区 */
        .content-section {
            padding: 80px 0;
            background: white;
        }
        
        .content-section:nth-child(even) {
            background: var(--bg-light);
        }
        
        .section-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
        }
        
        .section-subtitle {
            font-size: 1.2rem;
            color: var(--text-light);
        }
        
        /* 提示卡片 */
        .info-card {
            background: linear-gradient(135deg, #e3f2fd, #bbdefb);
            border-left: 4px solid var(--primary-color);
            border-radius: 12px;
            padding: 24px 28px;
            margin-bottom: 50px;
            display: flex;
            align-items: start;
            gap: 16px;
            box-shadow: 0 4px 12px rgba(0, 82, 217, 0.1);
        }
        
        .info-card-icon {
            font-size: 24px;
            color: var(--primary-color);
            margin-top: 2px;
        }
        
        .info-card-content {
            flex: 1;
        }
        
        .info-card-text {
            font-size: 1rem;
            color: #0c4a6e;
            line-height: 1.8;
            margin: 0;
        }
        
        .info-card-text a {
            color: var(--primary-color);
            font-weight: 600;
            text-decoration: none;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
        }
        
        .info-card-text a:hover {
            border-bottom-color: var(--primary-color);
        }
        
        /* 步骤卡片 - 腾讯云风格 */
        .steps-grid {
            display: grid;
            gap: 32px;
        }
        
        .step-card {
            background: white;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 0;
            transition: all 0.3s ease;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        }
        
        .step-card:hover {
            border-color: var(--primary-color);
            box-shadow: 0 8px 24px rgba(0, 82, 217, 0.15);
            transform: translateY(-4px);
        }
        
        .step-header {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
            color: white;
            padding: 24px 32px;
            display: flex;
            align-items: center;
            gap: 20px;
        }
        
        .step-number {
            background: rgba(255, 255, 255, 0.2);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 700;
            backdrop-filter: blur(10px);
            border: 2px solid rgba(255, 255, 255, 0.3);
        }
        
        .step-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0;
        }
        
        .step-body {
            padding: 32px;
        }
        
        .step-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        
        .step-item {
            position: relative;
            padding-left: 40px;
        }
        
        .step-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            width: 24px;
            height: 24px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .step-item::after {
            content: '✓';
            position: absolute;
            left: 6px;
            top: 9px;
            color: white;
            font-weight: 700;
            font-size: 14px;
        }
        
        .step-content {
            font-size: 1rem;
            color: var(--text-dark);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        
        .step-highlight {
            background: linear-gradient(135deg, #fff3e0, #ffe0b2);
            border-left: 3px solid #ff9800;
            padding: 16px 20px;
            border-radius: 8px;
            margin-top: 12px;
            font-size: 0.95rem;
            color: #e65100;
            line-height: 1.7;
        }
        
        .step-highlight strong {
            color: #d84315;
        }
        
        /* 图片网格 */
        .step-images {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin-top: 20px;
        }
        
        .step-image {
            width: 100%;
            max-width: 400px;
            height: auto;
            border-radius: 8px;
            border: 2px solid var(--border-color);
            transition: all 0.3s ease;
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            margin: 0 auto;
        }
        
        .step-image:hover {
            transform: scale(1.05);
            border-color: var(--primary-color);
            box-shadow: 0 8px 20px rgba(0, 82, 217, 0.2);
        }
        
        /* 大图片样式 */
        .step-images-large {
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        }
        
        .inline-link {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
        }
        
        .inline-link:hover {
            border-bottom-color: var(--primary-color);
        }
        
        /* 图片查看器模态框 */
        .image-modal {
            display: none;
            position: fixed;
            z-index: 9999;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.95);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .image-modal.show {
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 1;
        }
        
        .image-modal-content {
            max-width: 90%;
            max-height: 90%;
            object-fit: contain;
            border-radius: 8px;
            box-shadow: 0 20px 60px rgba(0,0,0,.5);
            animation: zoomIn 0.3s ease;
        }
        
        @keyframes zoomIn {
            from {
                transform: scale(0.8);
                opacity: 0;
            }
            to {
                transform: scale(1);
                opacity: 1;
            }
        }
        
        .image-modal-close {
            position: absolute;
            top: 30px;
            right: 40px;
            color: white;
            font-size: 40px;
            font-weight: 300;
            cursor: pointer;
            transition: all 0.3s ease;
            z-index: 10000;
            background: rgba(255,255,255,.1);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .image-modal-close:hover {
            background: rgba(255,255,255,.2);
            transform: rotate(90deg);
        }
        
        .image-modal-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            color: white;
            font-size: 40px;
            cursor: pointer;
            background: rgba(255,255,255,.1);
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            user-select: none;
        }
        
        .image-modal-nav:hover {
            background: rgba(255,255,255,.2);
            transform: translateY(-50%) scale(1.1);
        }
        
        .image-modal-prev {
            left: 30px;
        }
        
        .image-modal-next {
            right: 30px;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0;
            }
            
            .hero-title {
                font-size: 2rem;
            }
            
            .hero-subtitle {
                font-size: 1.1rem;
            }
            
            .content-section {
                padding: 60px 0;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .section-subtitle {
                font-size: 1rem;
            }
            
            .step-header {
                padding: 20px 24px;
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }
            
            .step-title {
                font-size: 1.3rem;
            }
            
            .step-body {
                padding: 24px 20px;
            }
            
            .step-item {
                padding-left: 36px;
            }
            
            .step-images,
            .step-images-large {
                grid-template-columns: 1fr;
            }
            
            .info-card {
                flex-direction: column;
                padding: 20px;
            }
            
            .image-modal-close {
                top: 15px;
                right: 15px;
                font-size: 30px;
                width: 40px;
                height: 40px;
            }
            
            .image-modal-nav {
                width: 45px;
                height: 45px;
                font-size: 28px;
            }
            
            .image-modal-prev {
                left: 15px;
            }
            
            .image-modal-next {
                right: 15px;
            }
        }