/* 仅初次触发的滚动进场动画 */
        .fade-in-once {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-in-once.animated {
            opacity: 1;
            transform: translateY(0);
        }

        /* 头部样式 */
        .policy-header {
            padding: 12rem 0 2rem;
            border-bottom: 1px solid #eee;
        }
        .policy-tag {
            color: #ff3b20;
            font-size: 0.9rem;
            font-weight: 600;
        }
        .policy-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .policy-meta {
            font-size: 0.85rem;
            color: #999;
            margin-bottom: 3rem;
        }

        /* 文章内容 */
        .policy-content {
            padding: 3rem 0;
        }
        .policy-content h2 {
            font-size: 1.5rem;
            font-weight: 500;
            margin: 2.5rem 0 1.25rem;
        }
        .policy-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 2rem 0 1rem;
        }
        .policy-content p {
            margin-bottom: 1rem;
            font-size: 0.95rem;
            color: #0D0D0D;
        }
        .policy-content ul {
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .policy-title {
                font-size: 2rem;
            }
            .policy-content h2 {
                font-size: 1.3rem;
            }
            .policy-content h3 {
                font-size: 1.1rem;
            }
            .policy-header{
                padding:7rem 0 1rem;
            }
            .policy-content{
                padding: 2rem 0;
            }
        }