/* 1 */
        .bg {
            min-height: 550px;
            position: relative; /* 为伪元素提供定位上下文 */
            overflow: hidden; /* 隐藏可能溢出的内容 */
        }
        /* 使用伪元素作为背景 */
        .bg::before {
            content: '';
            position: absolute;
            /* top: 62px; */
            right: 0;
            bottom: 0;
            left: 0;
            background-image: url('/statics/banner.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            z-index: -1; /* 确保在内容下方 */
            /* 关键：让伪元素的高度与 .bg 的内容高度保持一致 */
            height: 100%;
            width: 100%;
        }
        /* 移动端调整 */
        @media only screen and (max-width: 768px) {
            .bg {
                min-height: 400px; /* 可以适当降低最小高度 */
                /* 移除 height: auto; min-height: auto; 因为我们希望它有最小高度 */
            }
            .bg::before {
                top: 0; /* 移动端可以去掉62px的偏移，让背景从顶部开始 */
            }
            .bg h2.til {
                font-size: 36px; /* 调整字体大小 */
                line-height: 44px;
            }
            .bg .banner-left p {
                font-size: 16px;
                margin: 20px 0;
            }
        }
        @media only screen and (max-width: 1280px) {
            .inner {
                width: 70%;
                margin: 0 auto;
            }
        }
        .bg {
            min-height: 550px;
        }
        .bg .bg-image {
            position: absolute;
            top: 62px;
            right: 0;
            bottom: 0;
            left: 0;
            transform: unset;
            max-height: 100%;
            overflow: hidden;
            display: block;
            z-index: -1;
            background-image: url('/statics/banner.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .bg .banner {
            display: grid;
            grid-template-columns: repeat(1, minmax(0, 1fr));
            align-items: center;
            padding: 10% 0;
        }
        .bg .banner-left {
            align-items: flex-start;
        }
        .bg h1 {
            display: block;
            font-size: 2em;
            margin-block-start: 0.67em;
            margin-block-end: 0.67em;
            margin-inline-start: 0px;
            margin-inline-end: 0px;
            font-weight: bold;
            unicode-bidi: isolate;
        }
        .bg h2.til {
            font-size: 54px;
            line-height: 64px;
            font-weight: 500;
            letter-spacing: -.5px;
        }
        .bg .banner-left p {
            color: #191919;
            font-size: 18px;
            margin: 40px 0;
            line-height: 140%;
            margin: 0;
            padding: 0;
        }
        .bg .button-con {
            display: flex;
            margin: 0;
            padding: 0;
        }
        .bg .button-con a {
            background-color: #5d5bd4;
            font-size: 16px;
            border-radius: 5px;
            padding: 10px 35px 10px 35px;
            color: #fff;
        }
        .bg a {
            text-decoration: none;
            -webkit-tap-highlight-color: transparent;
            color: #1a73e8;
            outline: 0;
        }
        /* 2 */
        * {
                margin: 0;
                padding: 0;
                box-sizing: border-box;
            }

            .t1 {
                background: url('/statics/t1.png') no-repeat center;
                background-size: cover;
                padding: 40px 0;
            }

            .inner {
                width: 70%;
                max-width: 1200px;
                margin: 0 auto;
            }

            .t1 h2.title {
                font-size: 40px;
                text-align: center;
                line-height: 50px;
                font-weight: 500;
                letter-spacing: -.5px;
                margin-bottom: 40px;
                padding-top: 80px;
            }

            .t1 p.desc {
                font-size: 18px;
                text-align: center;
                padding: 0 10%;
                line-height: 28px;
                font-weight: 400;
                margin-bottom: 50px;
            }

            .t1 .s2 {
                display: grid;
                grid-template-columns: repeat(4, 1fr);
                gap: 20px;
                padding-top: 30px;
                padding-bottom: 50px;
            }

            .t1 .s2 .one {
                background: #fff;
                padding: 20px;
                border-radius: 20px;
                box-shadow: 0 0 .125rem rgba(0, 0, 0, .12), 0 .125rem .25rem rgba(0, 0, 0, .14);
                min-height: 300px;
                display: flex;
                flex-direction: column;
            }

            .t1 .s2 .pic {
                max-width: 48px;
                margin-bottom: 20px;
                padding: 5px;
                border: 1px solid #e6f2fb;
                border-radius: 8px;
            }

            .t1 .one h3 {
                font-size: 20px;
                margin-bottom: 10px;
            }

            .t1 .one p {
                font-size: 15px;
                line-height: 28px;
                font-weight: 400;
                color: #555;
                flex-grow: 1;
            }

            /* 响应式：平板 */
            @media (max-width: 1024px) {
                .t1 .s2 {
                    grid-template-columns: repeat(2, 1fr);
                }
                .inner {
                    width: 85%;
                }
            }

            /* 响应式：手机 */
            @media (max-width: 768px) {
                .t1 .s2 {
                    grid-template-columns: 1fr;
                }
                .inner {
                    width: 90%;
                }
                .t1 h2.title {
                    font-size: 32px;
                    line-height: 42px;
                    padding-top: 60px;
                }
                .t1 p.desc {
                    padding: 0 5%;
                    font-size: 16px;
                }
            }

            /* 小屏下进一步优化 */
            @media (max-width: 480px) {
                .t1 .s2 {
                    grid-template-columns: 1fr;
                }
                .t1 h2.title {
                    font-size: 28px;
                    line-height: 38px;
                }
                .t1 .one {
                    padding: 16px;
                }
            }
            /* 3 */
            .two {
            text-align: center;
            padding: 100px 0;
        }
        .two h2 {
            font-size: 44px;
            line-height: 54px;
            font-weight: 500;
            color: #202124;
            text-align: center;
            margin-bottom: 15px;
        }
            .two p {
            font-size: 18px;
            line-height: 28px;
            font-weight: 400;
            text-align: center;
        }
        .two .pic {
            padding: 15px;
            margin: 25px 0 15px 0;
            background: #fff;
            border-radius: 20px;
        }
        .searchbox {
            float: right;
            padding: 19px 0;
            font-size:12px;
        }