.mk1_title {
    color: #222;
    text-align: center;
    margin-bottom: 38px;
}

.mkBox1 {
    padding: 100px 0 100px 0;
}

.mk1_txt {
    color: #555;
    margin-bottom: 40px;
    text-align: center;
    line-height: 1.6;
}

.item_t {
    color: #222;
    font-weight: bold;
}

.list_item img {
    width: 55px;
    height: 55px;
    margin-right: 20px;
}

.list_item {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    margin: 0 40px;
    border: 2px solid rgb(251, 252, 254);
    /* border-width: 2px;
    border-color: rgb(255, 255, 255);
    border-style: solid; */
    background-image: -moz-linear-gradient(180deg, rgb(255, 255, 255) 0%, rgb(245, 247, 250) 30%, rgb(235, 238, 245) 100%);
    background-image: -webkit-linear-gradient(180deg, rgb(255, 255, 255) 0%, rgb(245, 247, 250) 30%, rgb(235, 238, 245) 100%);
    background-image: -ms-linear-gradient(180deg, rgb(255, 255, 255) 0%, rgb(245, 247, 250) 30%, rgb(235, 238, 245) 100%);
    box-shadow: 0px 5px 15px 0px rgba(235, 241, 250, 0.004);
    padding: 11px 30px;
    border-radius: 40px;
    min-width: 256px;
}

.icon_list {
    display: flex;
    align-items: center;
    justify-content: space-around;
    margin-top: 75px;
    padding: 0 14.5%;
}

.li3_t {
    border-width: 2px;
    border-color: rgb(255, 255, 255);
    border-style: solid;
    border-radius: 50%;
    background-image: -moz-linear-gradient(45deg, rgb(223, 228, 243) 0%, rgb(252, 254, 255) 65%);
    background-image: -webkit-linear-gradient(45deg, rgb(223, 228, 243) 0%, rgb(252, 254, 255) 65%);
    background-image: -ms-linear-gradient(45deg, rgb(223, 228, 243) 0%, rgb(252, 254, 255) 65%);
    box-shadow: 0px 0px 20px 0px rgba(221, 229, 240, 0.004);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-right: 30px;
}

.li3_t span {
    width: 16px;
    height: 16px;
    border: 2px solid #1B62B3;
    border-radius: 50%;
}

.li3 {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.pro_title {
    margin-bottom: 25px;
    font-weight: bold;
}

.li3_txt {
    border-width: 1.5px;
    border-color: rgb(255, 255, 255);
    border-style: solid;
    background-image: -moz-linear-gradient(180deg, rgb(255, 255, 255) 0%, rgb(235, 238, 245) 100%);
    background-image: -webkit-linear-gradient(180deg, rgb(255, 255, 255) 0%, rgb(235, 238, 245) 100%);
    background-image: -ms-linear-gradient(180deg, rgb(255, 255, 255) 0%, rgb(235, 238, 245) 100%);
    box-shadow: 0px 5px 15px 0px rgba(235, 241, 250, 0.004);
    width: 220px;
    min-height: 40px;
    border-radius: 40px;
    display: flex;
    align-items: center;
    padding-left: 23px;
    padding-right: 20px;
    cursor: pointer;
}

.li3_txt:hover {
    color: #fff;
    background-image: -moz-linear-gradient(0deg, rgb(36, 89, 179) 0%, rgb(138, 171, 230) 100%);
    background-image: -webkit-linear-gradient(0deg, rgb(36, 89, 179) 0%, rgb(138, 171, 230) 100%);
    background-image: -ms-linear-gradient(0deg, rgb(36, 89, 179) 0%, rgb(138, 171, 230) 100%);
}

.li3:hover .li3_hover {
    display: block;
}


.ul1 {
    display: flex;
}

.ul1 .li1 {
    flex: 0 0 31%;
    padding: 0 80px;
    border-right: 4px solid #fff;
    box-shadow: 5px 0 5px -5px #DDD;
}

.ul1 .li1:last-child {
    box-shadow: none
}

.prduct_list {
    margin-top: 60px;
}

.li3 {
    position: relative;
}

#nyBan .p_summary1 {
    margin-top: 15px;
}


.li3_hover {
    position: relative;
    background-color: rgb(255, 255, 255);
    box-shadow: 7.071px 7.071px 40px 0px rgba(10, 36, 66, 0.2);
    position: absolute;
    z-index: 133;
    left: 110%;
    display: none;
    padding: 40px;
    color: #222;
    line-height: 32px;
    width: 100%;
    min-width: 470px;
    top: -130%;
}


.li1:nth-child(3) .li3_hover {
    position: relative;
    background-color: rgb(255, 255, 255);
    box-shadow: 7.071px 7.071px 40px 0px rgba(10, 36, 66, 0.2);
    position: absolute;
    z-index: 133;
    left: 0%;
    padding: 40px;
    color: #222;
    line-height: 32px;
    width: 100%;
    min-width: 470px;
    top: 150%;
}

.li3_hover::before {
    content: "";
    position: absolute;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 15px solid #fff;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    /* 三角形颜色 */
    bottom: -15px;
    /* 调整位置 */
    bottom: 50%;
    left: 0;
    transform: translateX(-100%);
    /* 居中三角形 */
}

.li1:nth-child(3) .li3_hover::before {
    content: "";
    position: absolute;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid transparent;
    border-bottom: 15px solid #fff;
    /* 三角形颜色 */
    bottom: -15px;
    /* 调整位置 */
    bottom: 100%;
    left: 50%;
    transform: translateX(-100%);
    /* 居中三角形 */
}

.mkBox2 {
    background-image: url(../img/jiance/bg_img2.webp);
    background-size: 100% 100%;
    padding: 68px 0 200px 0;
    background-repeat: no-repeat;
    overflow-x: clip; /* 裁掉轮播 slides 平铺溢出，消除横向滚动条（保留露边效果） */
}



.swiper_but {
    position: absolute;
    top: 47%;
    transform: translateY(-50%);
    width: 40px;
    cursor: pointer;
    z-index: 100;
    width: 50px;
    height: 50px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sh_prev {
    left: 20%;
    border-radius: 50%;
    background-color: rgba(255, 255, 255,.2);
    box-shadow: 5px 8.66px 10px 0px rgba(152, 152, 152, 0.2);
}



.sh_next {
    border-radius: 50%;
    background-color: rgba(255, 255, 255,.2);
    box-shadow: 5px 8.66px 10px 0px rgba(152, 152, 152, 0.2);
    right: 20%;
}


.sh_prev1 {
    left: -90px;
}

.sh_next1 {
    right: -90px;
}


.swiper {
    overflow: hidden;
}


/* .swiper_bg1 {
    position: relative;
} */



.swiper_but svg {
    margin: 0;
    width: 100%;
    height: auto;
    fill: #164F8F;
    width: 14px;
}

.swiper_but:hover svg {
    fill: #fff;
}

.swiper_but:hover {
    background-color: var(--yx_Color);
}




.mkBox2  .swiper_but svg {
    margin: 0;
    width: 100%;
    height: auto;
    fill: #fff;
    width: 14px;
}
.mkBox2  .swiper_but:hover svg {
    fill: #164F8F;
}

.mkBox2  .swiper_but:hover {
    background-color: #fff;
}


.baogao {
    position: relative;
}



.swiper-wrapper {
    position: relative;
}



.mkBox3 {
    background-image: url(../img/jiance/bg_img3.webp);
    background-size: 100% 115%;
    padding: 135px 0 180px 0;
    background-repeat: no-repeat;
    overflow-x: clip; /* 裁掉轮播 slides 平铺溢出，消除横向滚动条（保留露边效果） */
}

.mk3_title {
    color: #222;
    text-align: center;
    margin-bottom: 48px;
    font-weight: 100;
}



.box_item_t {
    color: #222;
    text-align: center;
    margin-top: 20px;
}

.box_item_m {
    color: rgb(170, 170, 170);
    text-align: center;
    margin-top: 2px;
    padding-bottom: 20px;
}

.swiper_bg2 .box_item {
    background-color: #fff;
    cursor: pointer;
}

.swiper_bg2 .box_image {
    overflow: hidden;
    transition: all .3s;
}

.swiper_bg2 .box_item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.swiper_bg2 .box_item:hover img {
    transform: scale(1.05);
}

.swiper_bg2 .box_item:hover .box_item_t {
    color: #164F8F;
}

























/* .mkBox2 .swiper-slide-active .box_text{
    display: block;
}

.box_text{
    display: none;
} */
.box_text .p1{
    color: #fff;
    text-align: center;
    margin-top: 35px;
}

.box_text .p2{
    color: rgba(255, 255, 255, .5);
    text-align: center;
    margin-top: 10px;
}


@media screen and (max-width: 1600px) {
    .ul1 .li1 {
        padding: 0 60px;
        box-shadow: none;
    }

    .list_item {
        margin: 0;
    }

}


@media screen and (max-width: 1440px) {
    .ul1 .li1{
        padding: 0 50px;
    }

}

@media screen and (max-width: 1024px) {
    .ul1 .li1{
        padding: 0 0px;
    }

    .li3_t{
        margin-right: 10px;
    }
    .sh_next1{
        right: -40px;
    }
    .sh_prev1{
        left: -40px;
    }
    .mkBox3{
        padding: 80px 0;
    }
    .mkBox2{
        padding: 80px 0
    }
    .icon_list{
        padding: 0;
    }
}





@media screen and (max-width: 768px) {
    .ul1 .li1 {
        padding: 0 ;
        box-shadow: none;
    }
    .li3{
        margin-bottom: 10px;
    }
    
    
    .sh_next{
        right:0;
    }

    .sh_prev{
        left: 0;
    }

    .swiper_but{
        top: 30%;
    }
    
    
    .mkBox2{
        padding: 50px 0;
    }
    .icon_list {
        flex-direction: column;
        margin-top: 40px;
    }

    .list_item {
        margin-top: 15px;
    }

    .ul1 {
        flex-direction: column;
    }

    .mkBox3 {
        padding: 70px 0 90px 0;
    }

    .mkBox1 {
        padding: 50px 0;
    }

    .sh_next1{
        right: -18px;
    }
    .sh_prev1{
        left: -18px;
    }

    .icon_list{
        /* padding:0; */
        flex-wrap: wrap;
        flex-direction: row;
        justify-content: start;

    }
    .li3_t{
        margin-right: 15px;
    }

    .list_item{
        padding: 10px 10px;
        min-width: 48%;
        margin-right: 5px;
    }
    .list_item img{
        width: 30px;
        height: 30px;
        margin-right: 10px;
    }

    .mk3_title{
        margin-bottom: 20px;
    }

    
}
/* ===== 技术优势卡片区 ===== */
.jk_col_headers{display:flex;justify-content:center;gap:45px;margin-top:50px;margin-bottom:40px}
.jk_col_hd{width:360px;height:70px;display:flex;align-items:center;justify-content:center;gap:12px;font-size:32px;color:#000;position:relative;background:linear-gradient(to right,rgba(220,234,248,0.98),rgba(229,234,255,0.2));border-radius:35px;overflow:hidden}
.jk_col_hd img{width:54px;height:47px}
.jk_rows{display:flex;flex-direction:column;gap:40px}
.jk_row{display:flex;justify-content:center;gap:45px;align-items:stretch}
.jk_card{width:450px;background:#EDF3FD;padding:20px 20px 16px;display:flex;flex-direction:column;box-shadow:0 2px 12px rgba(0,0,0,.06);border-radius:4px}
.jk_card_hd{display:flex;align-items:center;gap:10px;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid #e8e8e8}
.jk_card_hd img{width:27px;height:27px}
.jk_card_hd span{font-size:26px;color:#154E8E}
.jk_btns{display:flex;flex-direction:column;gap:6px;flex:1}
.jk_btn_wrap{position:relative}
.jk_btn{display:block;width:100%;height:42px;line-height:42px;padding:0 16px 0 40px;font-size:16px;color:#555;background:#D4E0F0 url(../img/jiance/jk_btn_icon.png) no-repeat 14px center;background-size:18px 18px;border-radius:4px;cursor:pointer;transition:all .3s;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.jk_btn:hover,.jk_btn_wrap:hover .jk_btn{background:#154E8E url(../img/jiance/jk_btn_icon.png) no-repeat 14px center;background-size:18px 18px;color:#fff}
@media screen and (max-width:1440px){.jk_col_hd{width:calc((100% - 90px)/3);font-size:24px}.jk_col_hd img{width:40px;height:35px}.jk_card{width:calc((100% - 90px)/3)}.jk_col_headers{gap:30px}.jk_row{gap:30px}}
@media screen and (max-width:768px){.jk_col_headers{flex-direction:column;align-items:center;gap:16px}.jk_col_hd{width:300px;height:56px;font-size:22px}.jk_col_hd img{width:36px;height:31px}.jk_row{flex-direction:column;align-items:center}.jk_card{width:100%;max-width:450px}.jk_btn{font-size:14px}}

/* =========================================================
   首页底部导航栏（footer）定制样式
	   说明：index.css 仅首页加载，以下规则用于覆盖 style.css 中
	        共享的 footer 默认样式，避免内联 style 散落在 HTML 中。
	   微调提示：带「微调」注释的属性可直接改值。
	   ========================================================= */

	/* 底部整体背景（深蓝） */
	.footer {
		background: #02192F !important;
	}

	/* 顶部纵向排列：Logo → 短横线 → 导航 */
	.footer .footer_top {
		display: flex;
		flex-direction: column;
		align-items: flex-start;
	}

	/* Logo 位置：向下 / 向右（微调改 margin-top / margin-left） */
	.footer_logo {
		margin-top: 40px;
		margin-left: 120px;
	}

	/* Logo 下方短横线：宽 90%，左右各留 5%（微调改 width / margin） */
	.footer_top > .footer_line {
		width: 90%;
		height: 1px;
		background: #33495e;
		opacity: 1;
		margin: 24px 5% 34px;
	}

	/* 导航 + 右侧图标整行：**不换行** —— 否则窄屏时右侧图标会掉到下一行 */
	.footer .footer_row {
		display: flex;
		flex-wrap: nowrap;
		justify-content: space-between;
		align-items: flex-start;
		width: 100%;
	}

	/* 左侧导航整列右移（微调改 margin-left）。
	   核心：width:auto + flex:1 1 auto —— 导航不再固定 75% 宽，而是占满
	   「整行 − 右侧图标区」的剩余空间；列间距由 space-between 分配余量得到，
	   因此**视口变窄时先压缩的是列间距，而不是把文字挤到折行**。 */
	.footer .footer_nav {
		margin-left: 40px;
		width: auto;
		flex: 1 1 auto;
		flex-wrap: nowrap;
	}

	/* 导航列：宽度 = 内容宽度，禁止被压缩（列被压窄就会导致文字折行） */
	.footer .footer_nav_col {
		flex: 0 0 auto;
	}

	/* 导航与右侧图标之间的旧分隔线：隐藏 */
	.footer .footer_row > .footer_line {
		display: none;
	}

	/* 右侧图标整体左移（微调改 margin-right） */
	.footer .footer_center {
		margin-right: 130px;
	}

	/* 导航文字：偏暗白、非加粗（微调改 color 透明度 0.78） */
	.footer .footer_nav_col a {
		color: rgba(255, 255, 255, 0.78) !important;
		font-weight: normal !important;
		white-space: nowrap;
	}

	/* 灰色版权条：整屏宽、去白线、与上方接壤（微调改 margin-top） */
	.footer .footer_btm {
		background: #1C3044 !important;
		position: static;
		border-top: none;
		width: 100%;
		padding: 22px 0 20px;
		margin-top: 60px;
	}

	/* 版权文字颜色 */
	.footer .footer_btm_left {
		color: rgb(170, 170, 170);
	}

/* ---------------------------------------------------------
   底部导航响应式：① 先压缩列间距 → ② 再收窄两侧留白 → ③ 极限时只留图标
   --------------------------------------------------------- */
@media only screen and (max-width: 1600px) {
	.footer .footer_nav {
		padding: 0 60px;
	}

	.footer .footer_nav_col a {
		padding: 0 14px;
	}

	.footer .footer_center {
		margin-right: 80px;
	}
}

@media only screen and (max-width: 1440px) {
	.footer .footer_nav {
		padding: 0 40px;
	}

	.footer .footer_nav_col a {
		padding: 0 10px;
	}

	.footer .footer_center {
		margin-right: 50px;
	}
}

@media only screen and (max-width: 1280px) {
	.footer .footer_nav {
		padding: 0 20px;
	}

	.footer .footer_nav_col a {
		padding: 0 6px;
	}

	.footer .footer_center {
		margin-right: 30px;
	}
}

/* 压到极限（列间距已收无可收）→ 隐藏导航文字，只保留图标；
   此时 Logo（上方大图标）与图标区一并**水平居中** */
@media only screen and (max-width: 1120px) {
	.footer .footer_nav {
		display: none;
	}

	/* 纵向排版方向上的水平居中（首页 footer_top 是 column） */
	.footer .footer_top {
		align-items: center;
	}

	/* 去掉 Logo 的左侧偏移与右侧内边距，使其真正居中 */
	.footer_logo {
		margin-left: 0;
		padding-right: 0;
	}

	/* 整行只剩图标区 → 居中（并清掉原本贴右/贴左的 margin / padding） */
	.footer .footer_row {
		justify-content: center;
	}

	.footer .footer_center {
		margin-left: 0;
		margin-right: 0;
		padding-left: 0;
	}
}