.newsbox {
    width: 100%;
    padding: 120px 0;
}

.newtop {
    width: 1200px;
    margin: 0 auto;
}

.newsnav {
    width: 100%;
    line-height: 26px;
}

.newsnav text {
    font-family: Roboto;
    font-weight: 400;
    font-size: 16px;
    line-height: 100%;
    letter-spacing: 0%;
    text-decoration: underline;
    color: #000;
}

.newsnavtitle {
    font-weight: 600 !important;
    text-decoration: none !important;
}

.newsdetail {
    width: 1200px;
    margin: 30px auto;
    overflow: hidden;
}

/* 富文本内嵌视频自适应 */
.newsdetail iframe,
.newsdetail video,
.newsdetail embed,
.newsdetail object {
    max-width: 100%;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* 表格响应式 */
.newsdetail table {
    max-width: 100%;
    width: 100%;
    overflow-x: auto;
    display: block;
}

/* 图片响应式 */
.newsdetail img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* 视频样式 - 桌面端：宽度匹配富文本容器(1200px) */
.newsdetail video {
    width: 100%;
    height: auto;
    display: block;
    margin: 20px 0;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (max-width: 1200px) {
    .newsbox {
        padding: 20px;
    }

    .newtop {
        width: 100%;
        box-sizing: border-box;
        margin-top: 50px;
    }

    .newsnav {
        width: 100%;
    }

    .newsnav text {
        font-family: Source Han Sans SC;
        font-weight: 400;
        font-size: 16px;
        line-height: 28px;
        letter-spacing: 0%;
        text-decoration: underline;
        text-decoration-style: solid;
        text-decoration-offset: 0%;
        text-decoration-thickness: 0%;
    }


    .newsdetail {
        width: 100%;
        box-sizing: border-box;
        padding: 0 15px;
    }
    .newsdetail img,
    .newsdetail iframe,
    .newsdetail video,
    .newsdetail embed,
    .newsdetail object {
        width: 100%;
        max-width: 100%;
    }

    /* 视频样式 - 移动端：宽度匹配富文本容器(100%) */
    .newsdetail video {
        width: 100%;
        height: auto;
        display: block;
        margin: 20px 0;
        border-radius: 4px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
}