/* 主容器 */
        .article-container {
            max-width: 800px;
            margin: 0 auto;
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .article-container:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
        }

        /* 头部样式 */
        .article-header {
            background: linear-gradient(135deg, #1a365d 0%, #2d3748 100%);
            color: white;
            padding: 40px 30px;
            text-align: center;
        }

        .article-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 15px;
            line-height: 1.3;
        }

        .article-subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            font-weight: 300;
            max-width: 600px;
            margin: 0 auto;
        }

        /* 内容区域 */
        .article-content {
            padding: 40px 30px;
        }

        .section-title {
            color: #1a365d;
            font-size: 1.5rem;
            font-weight: 600;
            margin: 30px 0 20px 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #e2e8f0;
        }

        .section-title:first-child {
            margin-top: 0;
        }

        /* 特性列表 */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 30px 0;
        }

        .feature-card {
            background: #f7fafc;
            padding: 25px;
            border-radius: 8px;
            border-left: 4px solid #2b6cb0;
            transition: all 0.3s ease;
            position: relative;
        }

        .feature-card.premium {
            border-left: 4px solid #e53e3e;
            background: linear-gradient(135deg, #fff5f5 0%, #fed7d7 100%);
        }

        .premium-badge {
            position: absolute;
            top: -10px;
            right: 15px;
            background: #e53e3e;
            color: white;
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .feature-card:hover {
            background: #edf2f7;
            transform: translateX(5px);
        }

        .feature-card.premium:hover {
            background: linear-gradient(135deg, #fed7d7 0%, #feb2b2 100%);
        }

        .feature-title {
            color: #2d3748;
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .feature-desc {
            color: #4a5568;
            font-size: 0.95rem;
        }

        /* 行程路线 */
        .journey-steps {
            position: relative;
            padding-left: 30px;
            margin: 25px 0;
        }

        .journey-step {
            position: relative;
            padding: 20px 0;
            border-left: 2px solid #cbd5e0;
        }

        .journey-step:last-child {
            border-left: 2px solid transparent;
        }

        .step-number {
            position: absolute;
            left: -40px;
            top: 20px;
            width: 28px;
            height: 28px;
            background: #2b6cb0;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 600;
        }

        .step-content {
            padding-left: 20px;
        }

        /* 行动号召 */
        .cta-section {
            background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
            padding: 40px;
            text-align: center;
            border-radius: 8px;
            margin: 40px 0 20px 0;
        }

        .cta-quote {
            font-style: italic;
            color: #4a5568;
            font-size: 1.1rem;
            margin-bottom: 25px;
            line-height: 1.6;
        }

        .cta-button {
            display: inline-block;
            background: linear-gradient(135deg, #2b6cb0 0%, #1a365d 100%);
            color: white;
            padding: 14px 35px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(43, 108, 176, 0.3);
        }



        /* 响应式设计 */
        @media (max-width: 768px) {
            body {
                padding: 10px;
            }
            
            .article-header {
                padding: 30px 20px;
            }
            
            .article-title {
                font-size: 1.8rem;
            }
            
            .article-content {
                padding: 30px 20px;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .cta-section {
                padding: 30px 20px;
            }
            
            .journey-steps {
                padding-left: 20px;
            }
            
            .step-number {
                left: -30px;
                width: 24px;
                height: 24px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 480px) {
            .article-title {
                font-size: 1.5rem;
            }
            
            .article-subtitle {
                font-size: 1rem;
            }
            
            .section-title {
                font-size: 1.3rem;
            }
            
            .feature-card {
                padding: 20px;
            }
            
            .cta-button {
                padding: 12px 25px;
                font-size: 1rem;
                width: 100%;
            }
        }

        /* 动画效果 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .article-container {
            animation: fadeInUp 0.6s ease-out;
        }

        .feature-card, .journey-step {
            animation: fadeInUp 0.6s ease-out both;
        }

        .feature-card:nth-child(1) { animation-delay: 0.1s; }
        .feature-card:nth-child(2) { animation-delay: 0.2s; }
        .feature-card:nth-child(3) { animation-delay: 0.3s; }
        .feature-card:nth-child(4) { animation-delay: 0.4s; }