@charset "UTF-8";
/* ==========================================================================
   HHCMS Mobile · 手机版样式表（全新编写）
   配色沿用企业标准色：深蓝 #002978 / 青绿 #00CC99 / 链接蓝 #01479D
   命名前缀 m-，与电脑版样式（index.css）完全隔离，互不影响。
   ========================================================================== */

:root{
	--navy:#002978;
	--teal:#00CC99;
	--blue:#01479D;
	--line:#e8edf4;
	--txt:#333333;
	--grey:#8a94a6;
	--bg:#f5f7fa;
	--hd:50px;
}

*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{
	margin:0;background:var(--bg);color:var(--txt);
	font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
	font-size:1rem;line-height:1.6;overflow-x:hidden;
}
img{border:0;max-width:100%;vertical-align:middle}
a{color:inherit;text-decoration:none}
ul,li,ol{list-style:none}
button{font-family:inherit;border:0;background:none;cursor:pointer}
.m-clear{clear:both;height:0;overflow:hidden}
.m-nodata{color:var(--grey);text-align:center;padding:2.4rem 0;font-size:.95rem}

/* 宽屏（平板/桌面预览）居中显示，与参考站一致的 640px 版心 */
@media (min-width:641px){
	.m-body{width:640px;margin:0 auto;background:#fff;box-shadow:0 0 18px rgba(0,0,0,.10);min-height:100vh}
	.m-hd{width:640px;left:50%;right:auto;transform:translateX(-50%)}
	.m-drawer{right:calc(50% - 320px)}
	.m-mask{width:640px;left:50%;right:auto;transform:translateX(-50%)}
	.m-top{right:calc(50% - 306px)}
}

/* ---------------------------------------------------------------- 顶部 */
.m-hd{
	position:fixed;top:0;left:0;right:0;z-index:60;height:var(--hd);
	display:flex;align-items:center;background:#fff;
	border-bottom:1px solid var(--line);box-shadow:0 1px 6px rgba(0,41,120,.06);
}
.m-hd .m-logo{flex:1;display:block;padding-left:.65rem;min-width:0}
.m-hd .m-logo img{display:block;height:31px;width:auto;max-width:66%}
.m-hd .m-tel{
	flex:none;height:30px;line-height:30px;padding:0 .8rem;margin-right:.5rem;
	border:1px solid var(--teal);border-radius:15px;color:var(--teal);font-size:.8rem;
}
.m-hd .m-burger{flex:none;width:44px;height:var(--hd);position:relative}
.m-hd .m-burger i{
	position:absolute;left:11px;right:11px;height:2px;background:var(--navy);border-radius:2px;
	transition:.25s;
}
.m-hd .m-burger i:nth-child(1){top:16px}
.m-hd .m-burger i:nth-child(2){top:23px}
.m-hd .m-burger i:nth-child(3){top:30px}
.m-hd .m-burger.is-on i:nth-child(1){top:23px;transform:rotate(45deg)}
.m-hd .m-burger.is-on i:nth-child(2){opacity:0}
.m-hd .m-burger.is-on i:nth-child(3){top:23px;transform:rotate(-45deg)}

.m-main{padding-top:var(--hd)}

/* ---------------------------------------------------------------- 抽屉菜单 */
.m-drawer{
	position:fixed;top:0;bottom:0;right:0;z-index:80;width:76%;max-width:320px;
	background:var(--navy);color:#fff;overflow-y:auto;-webkit-overflow-scrolling:touch;
	transform:translateX(102%);transition:transform .28s ease;
}
.m-drawer.is-on{transform:translateX(0)}
.m-drawer-hd{display:flex;align-items:center;justify-content:space-between;height:var(--hd);padding:0 1rem;border-bottom:1px solid rgba(255,255,255,.16)}
.m-drawer-hd b{font-size:1rem;font-weight:500;letter-spacing:1px}
.m-drawer-hd button{color:#fff;font-size:1.6rem;line-height:1;padding:0 .2rem}
.m-menu>li{border-bottom:1px solid rgba(255,255,255,.10)}
.m-menu>li>a{display:block;padding:.85rem 1rem;font-size:.98rem;position:relative}
.m-menu>li.has-sub>a::after{
	content:"";position:absolute;right:1.1rem;top:1.28rem;width:7px;height:7px;
	border-right:2px solid var(--teal);border-bottom:2px solid var(--teal);
	transform:rotate(45deg);transition:.25s;
}
.m-menu>li.has-sub.is-open>a::after{transform:rotate(-135deg);top:1.5rem}
.m-sub{display:none;background:rgba(0,0,0,.18)}
.m-menu>li.is-open>.m-sub{display:block}
.m-sub li a{display:block;padding:.62rem 1rem .62rem 1.9rem;font-size:.9rem;color:rgba(255,255,255,.86)}
.m-sub li a:active{color:var(--teal)}
.m-sub:empty{display:none!important}
.m-drawer-ft{padding:1.1rem 1rem 2rem;font-size:.82rem;line-height:1.9;color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.10);margin-top:.6rem}
.m-drawer-ft a{color:var(--teal)}
.m-mask{
	position:fixed;inset:0;z-index:70;background:rgba(0,0,0,.5);opacity:0;visibility:hidden;
	transition:.28s;
}
.m-mask.is-on{opacity:1;visibility:visible}
.m-body.is-lock{overflow:hidden}

/* ---------------------------------------------------------------- 轮播 */
.m-banner{position:relative;overflow:hidden;background:#dbe3ee}
.m-banner-tr{
	display:flex;overflow-x:auto;overflow-y:hidden;
	scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
	scrollbar-width:none;
}
.m-banner-tr::-webkit-scrollbar{display:none}
.m-banner-it{flex:0 0 100%;width:100%;scroll-snap-align:start}
.m-banner-it img{display:block;width:100%;height:auto}
.m-dots{position:absolute;left:0;right:0;bottom:.5rem;display:flex;justify-content:center;gap:6px}
.m-dots i{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.6);box-shadow:0 0 2px rgba(0,0,0,.35);transition:.2s}
.m-dots i.is-on{background:var(--navy);width:16px;border-radius:4px}

/* ---------------------------------------------------------------- 首页：关于 */
.m-about{width:90%;margin:0 auto;padding-top:2rem;text-align:center}
.m-about-t{font-size:1.35rem;line-height:2rem;color:var(--navy);font-weight:700}
.m-about-t em{display:block;font-style:normal;font-size:1.05rem;font-weight:400;margin-top:.2rem}
.m-about-line{margin:.9rem 0 .2rem;text-align:center}
.m-about-line img{width:70%;height:auto}
.m-about-x{color:var(--txt);font-size:.95rem;line-height:1.85;text-align:left;margin-top:.6rem}
.m-btn{
	display:block;width:8rem;height:2rem;line-height:2rem;margin:1.6rem auto;
	background:var(--teal);color:#fff;font-size:.9rem;text-align:center;
}
.m-btn:active{background:#00b288}

/* ---------------------------------------------------------------- 首页：标语条 */
.m-slogan{
	background:url(../images/bg.jpg) center/cover no-repeat;color:#fff;text-align:center;
	padding:2rem 1rem 1rem;
}
.m-slogan p{font-size:1rem;line-height:1.5;margin-bottom:1.4rem}
.m-slogan p.en{font-size:.85rem;line-height:1.5}

/* ---------------------------------------------------------------- 首页：灰条 */
.m-bar{display:block;height:3rem;line-height:3rem;text-align:center;background:#F0F0F0;color:var(--txt);font-size:1rem}

/* ---------------------------------------------------------------- 首页：产品九宫格 */
.m-grid{padding:1.6rem .5rem .8rem}
.m-grid ul{display:flex;flex-wrap:wrap}
.m-grid li{width:46%;margin:0 2% 1.1rem}
.m-grid li a{display:block;position:relative;overflow:hidden}
.m-grid li img{display:block;width:100%;height:auto;background:#eaeef5}
.m-grid-ov{
	position:absolute;top:0;left:0;right:0;z-index:2;color:#fff;text-align:left;
	background:linear-gradient(180deg,rgba(0,0,0,.72) 0%,rgba(0,0,0,.42) 62%,rgba(0,0,0,0) 100%);
	padding:.55rem .5rem 1.7rem;
}
.m-grid-ov b{display:block;font-size:1.15rem;line-height:1.3;font-weight:700}
.m-grid-ov i{display:block;font-style:normal;font-size:.85rem;line-height:1.4;margin-top:.1rem}
.m-grid-ov em{display:block;font-style:normal;font-size:.7rem;line-height:1.35;margin-top:.15rem;color:rgba(255,255,255,.82)}

/* ---------------------------------------------------------------- 页脚 */
.m-ft{
	border-top:3px solid var(--navy);background:var(--teal);color:#fff;text-align:center;
	padding:1.1rem 1rem 1.4rem;font-size:.85rem;line-height:1.6;
}
.m-ft-logo{width:20%;height:auto;margin-bottom:.5rem}
.m-ft a{color:#fff;text-decoration:underline}
.m-ft-sw{margin-top:.6rem}
.m-ft-sw a{text-decoration:none;padding:0 .5rem}
.m-ft-sw i{font-style:normal;opacity:.6}

/* ---------------------------------------------------------------- 返回顶部 */
.m-top{
	position:fixed;right:14px;bottom:18px;z-index:55;width:40px;height:40px;border-radius:50%;
	background:rgba(0,41,120,.72);color:#fff;font-size:1.1rem;line-height:40px;text-align:center;
	opacity:0;visibility:hidden;transition:.25s;
}
.m-top.is-on{opacity:1;visibility:visible}

/* ---------------------------------------------------------------- 内页骨架 */
.m-page{width:94%;margin:0 auto;padding:1.6rem 0 2.2rem}
.m-page-t{border-top:1px solid var(--navy);margin-bottom:.7rem;font-size:1rem;font-weight:400}
.m-page-t span{
	display:inline-block;border-top:3px solid var(--navy);padding:.5rem 0;
	font-size:1.1rem;font-weight:700;color:var(--navy);
}
.m-crumb{font-size:.78rem;color:var(--grey);line-height:1.8;margin-bottom:1rem;word-break:break-all}
.m-crumb a{color:var(--grey)}
.m-crumb i{font-style:normal;padding:0 .3rem}
.m-crumb b{color:var(--blue);font-weight:400}

/* ---------------------------------------------------------------- 正文排版 */
.m-txt{font-size:.95rem;line-height:1.9;color:var(--txt);word-wrap:break-word;overflow-wrap:break-word}
.m-txt p{margin:.5rem 0}
.m-txt img{max-width:100%!important;height:auto!important}
.m-txt table{width:100%!important;max-width:100%;border-collapse:collapse;font-size:.86rem;display:block;overflow-x:auto}
.m-txt td,.m-txt th{border:1px solid #87acd6;padding:4px 6px;background:#e9f6fe;height:auto}
.m-tbl{margin-top:.6rem}

/* ---------------------------------------------------------------- 详情页 */
.m-dt-t{font-size:1.05rem;line-height:1.6;color:#333;font-weight:700;text-align:center;margin-bottom:.4rem}
.m-dt-d{font-size:.78rem;color:#b3bac6;text-align:center;line-height:1.8;margin-bottom:1rem}
.m-dt-d i{font-style:normal;margin-left:.8rem}
.m-pd-t{display:block;height:2.4rem;line-height:2.4rem;padding-left:.7rem;margin:.4rem 0 1.1rem;border-radius:.3rem;background:var(--teal);color:#fff;font-size:1rem;font-weight:700;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.m-pd-img{display:block;width:100%;height:auto;margin:0 auto 1rem;background:#f2f5f9}
.m-pd-d{font-size:.9rem;line-height:1.85;color:#555;margin-bottom:.8rem}
.m-pn{border-top:1px solid #F0F0F0;margin-top:1.4rem;padding-top:.7rem;font-size:.85rem;line-height:1.9;color:#666}
.m-pn a{color:var(--blue)}
.m-btn2{
	display:block;width:74%;height:2.2rem;line-height:2.2rem;margin:1.4rem auto 0;text-align:center;
	border:2px solid var(--teal);color:var(--teal);font-size:.9rem;border-radius:.2rem;
}
.m-btn2:active{background:var(--teal);color:#fff}

/* ---------------------------------------------------------------- 新闻列表 */
.m-news li{border-bottom:1px dotted #9dc4e8}
.m-news li a{display:flex;align-items:center;gap:.6rem;padding:.75rem 0;font-size:.95rem;color:var(--blue)}
.m-news-t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.m-news time{flex:none;font-size:.75rem;color:#b3bac6}

/* ---------------------------------------------------------------- 资料类列表 */
.m-data li{border-bottom:1px dotted #9dc4e8;line-height:2.6rem;font-size:.93rem}
.m-data li a{display:block;color:var(--blue);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------------------------------------------------------------- 产品中心（分类） */
.m-pro{display:flex;flex-wrap:wrap}
.m-pro li{width:46%;margin:0 2% 1rem}
.m-pro li a{display:block}
.m-pro li img{display:block;width:100%;height:auto;background:#f2f5f9}
.m-pro li p{height:2.4rem;line-height:2.4rem;padding-left:.4rem;background:var(--blue);color:#fff;font-size:.85rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------------------------------------------------------------- 产品尺寸（内容） */
.m-size{display:flex;flex-wrap:wrap}
.m-size li{width:46%;margin:0 2% .9rem}
.m-size li a{display:block}
.m-size li img{display:block;width:100%;height:auto;border:1px solid var(--navy);background:#fff}
.m-size li p{height:2.2rem;line-height:2.2rem;color:var(--teal);font-size:.85rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------------------------------------------------------------- 下载 */
ul.m-dl{display:block;padding:0}
.m-dl-card{
	display:flex;align-items:center;gap:.9rem;padding:.9rem;background:#fff;
	border:1px solid var(--line);border-radius:.35rem;margin-bottom:1rem;
}
.m-dl-ico{flex:none;width:46px;height:auto}
.m-dl-in{flex:1;min-width:0}
.m-dl-t{font-size:.95rem;font-weight:700;color:var(--blue);margin-bottom:.2rem}
.m-dl-m{font-size:.78rem;color:var(--grey);line-height:1.7}
.m-dl-b{
	display:inline-block;margin-top:.5rem;padding:0 .9rem;height:1.9rem;line-height:1.9rem;
	background:#D02B2B;color:#fff;font-size:.82rem;border-radius:.25rem;
}

/* ---------------------------------------------------------------- 分页 */
.m-pager{display:flex;align-items:center;justify-content:center;gap:.7rem;padding:1.8rem 0 .4rem}
.m-pg{
	min-width:5rem;height:2.2rem;line-height:2.2rem;text-align:center;padding:0 .6rem;
	border:1px solid var(--teal);color:var(--teal);font-size:.88rem;border-radius:.2rem;
}
.m-pg.is-off{border-color:#d7dde6;color:#b3bac6}
.m-pg-info{font-size:.82rem;color:var(--grey)}

/* ---------------------------------------------------------------- 联系我们 */
.m-map{position:relative;width:100%;background:#e8eef6;overflow:hidden;border:1px solid var(--line)}
.m-map-img{display:block}
.m-map-img img{display:block;width:100%;height:auto}
.m-ct{border-top:1px solid #85A5CE;border-bottom:1px solid #85A5CE;padding:1rem 0;margin-top:1.4rem}
.m-ct-h{font-size:1.15rem;color:var(--blue);line-height:1.9;margin-bottom:.5rem}
.m-ct-n{font-size:1.05rem;font-weight:700;line-height:2.1;margin-bottom:.4rem}
.m-ct ul li{display:flex;gap:.5rem;line-height:1.95;font-size:.9rem;color:#444}
.m-ct ul li span{flex:none;width:2.6rem;color:var(--grey)}
.m-ct ul li a{color:var(--blue)}

/* ---------------------------------------------------------------- 小屏微调 */
@media (max-width:414px){
	html{font-size:15px}
	.m-page{width:92%}
	.m-about{padding-top:1.5rem}
	.m-pd-t{height:2.2rem;line-height:2.2rem;font-size:.95rem;border-radius:.2rem}
}
@media (max-width:375px){
	html{font-size:14.5px}
	.m-ft{font-size:.8rem}
	.m-grid-ov b{font-size:1.05rem}
	.m-pg{min-width:4.4rem}
}
@media (max-width:360px){
	html{font-size:14px}
	.m-grid li{margin-bottom:.9rem}
	.m-slogan{padding-top:1.4rem}
}
@media (max-width:320px){
	html{font-size:13px}
	.m-hd .m-tel{display:none}
	.m-ft{font-size:.72rem}
	.m-pg{min-width:4rem;font-size:.8rem}
}