.track_header {
    position: relative;
    width: 100%;
    height: 2000px;
    background-color: #F8F8F8;
}
.header_banner_container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    /* 缩小 3D 视距，让倾斜的近大远小效果更加剧烈显著 */
    perspective: 650px;
    clip-path: inset(26% 22% 26% 22% round 50vh);
    will-change: clip-path;
}

.header_bg_img {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
    /* 2. 微放大 1.08 倍，为反向视差提供移动余量 */
    transform: scale(1.1);
    will-change: transform;
}

.page_title {
    position: absolute;
    z-index: 2;
    font-weight: bold;
    font-size: 3.75vw;
    color: #FFFFFF;
    background-image: -webkit-linear-gradient(top, #FFFFFF 15%, rgba(255, 255, 255, 0.8) 55%, rgba(255, 255, 255, 0.1) 100%);
    background-image: linear-gradient(180deg, #FFFFFF 15%, rgba(255, 255, 255, 0.8) 55%, rgba(255, 255, 255, 0.1) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    user-select: none;
    pointer-events: none;

    /* 3. 开启文字 3D 渲染与硬件加速 */
    transform-style: preserve-3d;
    backface-visibility: hidden;
    will-change: transform;
}

/* 修改或替换对应的部分 */
.track_main {
    position: relative;
    width: 100%;
    height: 4000px; /* 滚动的总轨道长度 */
    background-color: #F8F8F8;
    overflow: hidden;
}

.horizontal_container {
    display: flex;
    flex-wrap: nowrap;
    width: max-content;
    height: 100vh;
    will-change: transform;
    align-items: center;
}

.horizontal_container .item {
    position: relative;
    width: 100vw;
    height: 67%;
    margin-right: 250px;
    flex-shrink: 0;
}
.horizontal_container .item:last-child {
    margin-right: 0 !important;
}
.horizontal_container .item .width_limit {
    position: relative;
    width: 92%;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.horizontal_container .item .width_limit .text {
    position: relative;
    width: 30%;
    height: 100%;
    /* 建议开启 flex 纵向居中，让文字在大幅滚动时视觉重心更稳定 */
    display: flex;
    flex-direction: column;
    will-change: transform;
}

/* 为文字层开启硬件加速，确保视差运动丝滑无抖动 */
.horizontal_container .item .width_limit .text .p_1,
.horizontal_container .item .width_limit .text .p_2,
.horizontal_container .item .width_limit .text .p_3 {
    will-change: transform, opacity;
}
.horizontal_container .item .width_limit .img {
    position: relative;
    width: 65%;
    height: 100%;
    overflow: hidden; /* 保证超出容器的放大及位移部分被精准裁切 */
    border-radius: 1vw;
}

.horizontal_container .item .width_limit .img .text_img {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: cover;
    will-change: transform;
}
.horizontal_container .item .width_limit .text .p_1{
    font-size: 0.94vw;
    color: #4D4D4D;
}
.horizontal_container .item .width_limit .text .p_2{
    font-weight: bold;
    font-size: 1.359vw;
    color: #1A1A1A;
    margin: 1.416vw 0;
}
.horizontal_container .item .width_limit .text .p_3{
    /* font-weight: bold; */
    font-size: 0.94vw;
    color: #4D4D4D;
    line-height: 1.7;
}

/* ============================================================
 * 📱 社会责任主体内容响应式适配（排除导航与页脚）
 * ============================================================ */

/* 平板端适配 (max-width: 1024px) */
@media (max-width: 1024px) {
    .track_header {
        height: 1600px;
    }
    .page_title {
        font-size: 6vw;
    }
    .track_main {
        height: 3200px;
    }
    .horizontal_container .item {
        margin-right: 120px;
    }
    .horizontal_container .item .width_limit .text {
        width: 38%;
    }
    .horizontal_container .item .width_limit .img {
        width: 58%;
    }
    .horizontal_container .item .width_limit .text .p_1 {
        font-size: 1.6vw;
    }
    .horizontal_container .item .width_limit .text .p_2 {
        font-size: 2.4vw;
        margin: 1.8vw 0;
    }
    .horizontal_container .item .width_limit .text .p_3 {
        font-size: 1.6vw;
        line-height: 1.7;
    }
}

/* 手机端适配 (max-width: 768px) */
@media (max-width: 768px) {
    /* 1. 顶部 Hero Banner 胶囊展开模块 */
    .track_header {
        height: 1300px; /* 适当缩减触屏滚动阻尼，避免手机滑屏过累 */
    }
    .header_banner_container {
        clip-path: inset(28% 12% 28% 12% round 30vh); /* 竖屏最佳初始胶囊形态 */
    }
    .page_title {
        font-size: 8.5vw;
        letter-spacing: 0.05em;
    }

    /* 2. 横向滚动案例区 */
    .track_main {
        height: 2400px; /* 3 个卡片的最佳滚动行程 */
    }
    .horizontal_container {
        height: 100vh;
    }
    .horizontal_container .item {
        width: 100vw;
        height: 100vh;
        margin-right: 6vw; /* 缩小卡片间距，避免滑屏时大段空白 */
        display: flex;
        align-items: center;
        box-sizing: border-box;
        padding: 0 5vw;
    }

    /* 竖屏核心：左右横向分栏转为上下优雅错叠布局 */
    .horizontal_container .item .width_limit {
        width: 100%;
        height: auto;
        max-height: 85vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 2.8vh;
        margin: 0;
    }

    /* 文字排版区 */
    .horizontal_container .item .width_limit .text {
        width: 100%;
        height: auto;
        order: 1; /* 文字在上，图片在下 */
    }
    .horizontal_container .item .width_limit .text .p_1 {
        font-size: 3.4vw;
        color: #777777;
        margin-bottom: 1.2vw;
        letter-spacing: 0.08em;
    }
    .horizontal_container .item .width_limit .text .p_2 {
        font-size: 5.2vw;
        font-weight: 700;
        color: #111111;
        margin: 0 0 2.2vw 0;
        line-height: 1.35;
    }
    .horizontal_container .item .width_limit .text .p_3 {
        font-size: 3.5vw;
        color: #4D4D4D;
        line-height: 1.75;
        text-align: justify;
    }

    /* 图片展示区 */
    .horizontal_container .item .width_limit .img {
        width: 100%;
        height: 36vh;
        border-radius: 3.2vw;
        order: 2;
    }
}