/* ============================================================
   布局：海一商务版（lay-heyi）
   复刻 www.lchaiyi.com 聊城海一复合材料官网：
   顶通品牌横幅 + 黑底白字导航 + 系列产品网格 + 深蓝"为什么选择我们" +
   左图右文公司简介 + 新闻双栏 + 深色底部版权行
   主色：#000 导航 / #a5271e hover / #53b9bb 青 / #ef0a29 红 / #ff9537 橙
   ============================================================ */

/* ---- 全局：正文底色与字体（复刻原站淡青底 + 微软雅黑 13px） ---- */
.lay-heyi{background:#fafdf8}
.lay-heyi body{background:#fafdf8}
.lay-heyi .wrap{max-width:1100px;padding:0}
.lay-heyi .muted{color:#999}
.lay-heyi .clear{clear:both}
.lay-heyi .blank_20{height:20px}

/* ============================================================
   头部：顶通品牌横幅 + 黑底导航
   ============================================================ */
.lay-heyi .hd-heyi{background:#000}
.lay-heyi .heyi-brand{display:block;width:100%;background:#fff;line-height:0;text-align:center}
.lay-heyi .heyi-brand img{display:block;width:100%;max-width:1920px;height:auto;margin:0 auto}
/* 裁切显示模式（后台可调左右裁切%与限高）：窗口按可视区比例自适应高，图片放大并左移，裁掉图片自带的空白边 */
.lay-heyi .heyi-brand.hb-crop{display:flex;align-items:center;justify-content:flex-start;overflow:hidden;aspect-ratio:var(--hb-ratio,16.7);max-height:var(--hb-maxh,none);line-height:normal}
.lay-heyi .heyi-brand.hb-crop img{flex:0 0 auto;width:calc(100% / var(--hb-span));max-width:none;height:auto;margin:0;transform:translateX(calc(var(--hb-cutl) * -1%))}
/* 顶通横幅关闭（后台开关）：标准 LOGO 头部在桌面端补位，白底深色字 */
.lay-heyi .hb-off .heyi-hd-main{display:flex;background:#fff}
.lay-heyi .hb-off .heyi-hd-main .logo-text{color:#1F2D3D}
.lay-heyi .hb-off .heyi-hd-main .nav-burger span{background:#333}
/* 移动端头部默认隐藏（桌面仅横幅+导航） */
.lay-heyi .heyi-hd-main{display:none}
/* 黑底导航：白字 + 悬停红块，当前项红底 */
.lay-heyi .heyi-nav{background:#000;box-shadow:none;border-top:1px solid #2a2a2a}
.lay-heyi .heyi-nav .wrap{display:flex;justify-content:center}
.lay-heyi .heyi-nav .nav-items{display:flex;flex-wrap:nowrap;min-width:0}
.lay-heyi .heyi-nav .nav-item{position:relative;flex:0 0 auto;width:110px}
.lay-heyi .heyi-nav .nav-item + .nav-item{border-left:1px dotted #555}
.lay-heyi .heyi-nav .nav-item>a{display:flex;align-items:center;justify-content:center;height:64px;padding:0 8px;color:#fff;font-size:16px;font-weight:400;letter-spacing:1px;transition:background .15s,color .15s;white-space:nowrap}
.lay-heyi .heyi-nav .nav-item>a:hover,.lay-heyi .heyi-nav .nav-item>a.on{background:#a5271e;color:#fff}
.lay-heyi .heyi-nav .nav-item>a .arr{border-color:rgba(255,255,255,.85)}
.lay-heyi .heyi-nav .sub{background:#fff;border-radius:0 0 4px 4px;box-shadow:0 12px 30px rgba(0,0,0,.22);min-width:180px;padding:6px 0;left:0;top:64px}
.lay-heyi .heyi-nav .sub a{color:#555}
.lay-heyi .heyi-nav .sub a:hover{background:#a5271e;color:#fff}

/* 顶部工具条（桌面）：白底细条，右侧中英切换；不占导航空间、永不与菜单重叠 */
.lay-heyi .heyi-util{background:#fff;border-bottom:1px solid #ececec}
.lay-heyi .heyi-util-in{display:flex;align-items:center;justify-content:space-between;height:36px}
.lay-heyi .heyi-util-welcome{font-size:12.5px;color:#8a94a3;letter-spacing:.5px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.lay-heyi .heyi-lang{display:inline-flex;align-items:stretch;border:1px solid #e0e5ec;border-radius:3px;overflow:hidden;flex:0 0 auto}
.lay-heyi .heyi-lang a{display:block;padding:6px 14px;font-size:12.5px;line-height:1;color:#8a94a3;letter-spacing:.5px;text-decoration:none;transition:background .15s,color .15s;white-space:nowrap}
.lay-heyi .heyi-lang a + a{border-left:1px solid #e0e5ec}
.lay-heyi .heyi-lang a:hover{background:#a5271e;color:#fff;text-decoration:none}
.lay-heyi .heyi-lang a.on{background:#a5271e;color:#fff;font-weight:600}
/* 顶通横幅关闭（hb-off）时桌面端显示标准白色头部行，语言切换用头部内 hd-lang，避免重复 */
.lay-heyi .hb-off .heyi-util{display:none}
/* 英文模式下导航文字更长：菜单项自适应宽度，根治固定宽导致的重叠 */
.lay-heyi.lang-en .heyi-nav .nav-item{width:auto;min-width:96px}
.lay-heyi.lang-en .heyi-nav .nav-item>a{padding:0 16px}

/* ============================================================
   轮播（原站 432px 高、居中白底、小圆点）
   ============================================================ */
.lay-heyi .hy-carousel{background:#fff}
/* 轮播全幅自适应：随宽度等比缩放不裁切（原 432px 定高 + cover 在非 1660 宽度下会把图内文字切掉） */
.lay-heyi .hy-carousel .car-item img{width:100%;height:auto;max-height:600px;object-fit:contain;background:#000}
.lay-heyi .hy-carousel .car-dots{bottom:16px}
.lay-heyi .hy-carousel .car-dots i{width:12px;height:12px;border-radius:50%;background:rgba(0,0,0,.25)}
.lay-heyi .hy-carousel .car-dots i.on{background:#ef0a29;width:12px}
.lay-heyi .hy-carousel .car-btn{opacity:0;background:rgba(0,0,0,.35)}
.lay-heyi .hy-carousel:hover .car-btn{opacity:1}

/* ============================================================
   首页 · 系列产品区（in_kh 风格）
   ============================================================ */
.lay-heyi .hy-kh{padding:0 0 80px}
.lay-heyi .hy-sec-t{text-align:center;margin:0 auto;padding:48px 0 6px}
.lay-heyi .hy-sec-t img{max-width:420px;height:auto}
/* 系列标签行：左侧"分类"图标 + 虚线青框标签 */
.lay-heyi .hy-kh-tags{margin:0 0 20px}
.lay-heyi .hy-kh-tags-in{width:1000px;margin:0 auto;padding-left:100px;background:url(/public/assets/images/lchaiyi/fenlei1.png) no-repeat 0 0;overflow:hidden;box-sizing:border-box}
.lay-heyi .hy-kh-tags a{display:block;float:left;width:150px;height:38px;border:1px dotted #53b9bb;margin:0 0 10px 10px;text-align:center;line-height:38px;font-size:15px;font-weight:600;color:#363639;background:#fff;transition:all .15s}
.lay-heyi .hy-kh-tags a:hover{color:#fff;background:#ef0a29;text-decoration:none}
.lay-heyi .hy-kh-tags a.more{width:90px;color:#fff;background:#53b9bb;border-color:#53b9bb}
.lay-heyi .hy-kh-tags a.more:hover{background:#ef0a29}
/* 产品卡片网格 */
.lay-heyi .hy-kh-grid{margin:0 auto;overflow:hidden}
.lay-heyi .hy-kh-grid .hy-kh-box{width:254px;height:300px;float:left;margin:20px 28px 0 0;background:#f6f6f6;overflow:hidden}
.lay-heyi .hy-kh-grid .hy-kh-box:nth-child(4n){margin-right:0}
.lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-pic{width:100%;height:165px;overflow:hidden;margin:0 0 8px}
.lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-pic img{width:100%;height:165px;object-fit:cover;transition:transform .3s}
.lay-heyi .hy-kh-grid .hy-kh-box:hover .hy-kh-pic img{transform:scale(1.06)}
.lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-txt{width:100%;padding:0 10px;font-size:13px;line-height:20px;color:#333;text-align:left;box-sizing:border-box;overflow:hidden;display:block}
.lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-txt b{display:block;font-weight:400;line-height:20px;overflow:hidden}
.lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-txt span{display:block;line-height:20px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.lay-heyi .hy-kh-grid .hy-kh-box:hover{box-shadow:0 6px 18px rgba(0,0,0,.08)}

/* ============================================================
   "为什么选择我们"（in_us 深蓝底）
   ============================================================ */
.lay-heyi .hy-us{width:100%;padding:60px 0;background:url(/public/assets/images/lchaiyi/in_gy2.jpg) repeat-y 50% 0 #13457d;background-size:cover}
.lay-heyi .hy-us-grid{position:relative}
.lay-heyi .hy-us-l{width:402px;float:left}
.lay-heyi .hy-us-pic{width:398px;height:228px;margin:0 0 10px;border:2px solid #fff;overflow:hidden}
.lay-heyi .hy-us-pic img{width:100%;height:100%;object-fit:cover}
.lay-heyi .hy-us-l h3{text-align:center;line-height:60px;font-size:28px;color:#ef0a29;font-weight:400}
.lay-heyi .hy-us-l p{font-size:16px;color:#fff;line-height:1.7;text-align:center}
.lay-heyi .hy-us-r{width:600px;float:right}
.lay-heyi .hy-us-r .hy-us-box{width:100%;height:auto;margin:0 0 34px;overflow:hidden}
.lay-heyi .hy-us-r .hy-us-ico{width:75px;height:75px;float:left;border:1px solid #ff9537;border-radius:50%;overflow:hidden;background:#fff}
.lay-heyi .hy-us-r .hy-us-ico img{width:100%;height:100%;object-fit:cover}
.lay-heyi .hy-us-r .hy-us-txt{width:505px;height:75px;float:right}
.lay-heyi .hy-us-r .hy-us-txt span{display:block;line-height:30px;font-size:17px;color:#ff9537;font-weight:600}
.lay-heyi .hy-us-r .hy-us-txt p{line-height:20px;color:#e3e3e3;font-size:13px}

/* ============================================================
   公司简介（in_com 灰底左图右文）
   ============================================================ */
.lay-heyi .hy-com{background:#f2f2f2;padding:0 0 60px}
.lay-heyi .hy-com-grid{margin:0 auto;overflow:hidden}
.lay-heyi .hy-com-box{width:330px;float:left;margin:0 20px 0 0;background:#fff;border:1px solid #efefef;padding:6px;box-sizing:border-box}
.lay-heyi .hy-com-pic{width:100%;height:300px;overflow:hidden}
.lay-heyi .hy-com-pic img{width:100%;height:100%;object-fit:cover}
.lay-heyi .hy-com-box2{float:left;width:710px;background:#fff;border:1px solid #efefef;padding:22px 24px;box-sizing:border-box;min-height:320px}
.lay-heyi .hy-com-txt{font-size:14px;color:#666;line-height:28px;max-height:250px;overflow:hidden}
.lay-heyi .hy-com-txt p{margin:0 0 10px}
.lay-heyi .hy-more-btn{display:inline-block;margin-top:14px;padding:7px 20px;background:#c5271e;color:#fff;font-size:14px;border-radius:3px}
.lay-heyi .hy-more-btn:hover{background:#ef0a29;color:#fff;text-decoration:none}

/* ============================================================
   新闻双栏（in_xw）
   ============================================================ */
.lay-heyi .hy-xw{margin:60px auto 40px}
.lay-heyi .hy-xw-t{width:100%;margin:0 auto;text-align:center}
.lay-heyi .hy-xw-t h3{display:inline-block;font-size:40px;font-weight:400;color:#666;line-height:1.3;border-bottom:1px solid #999;padding-bottom:8px}
.lay-heyi .hy-xw-t p{padding:14px 20px 0;font-size:18px;color:#999}
.lay-heyi .hy-xw-col{width:520px;margin-top:30px}
.lay-heyi .hy-xw-col.l{float:left}
.lay-heyi .hy-xw-col.r{float:right}
.lay-heyi .hy-xw-col ul{width:100%}
.lay-heyi .hy-xw-col li{height:56px;line-height:56px;font-size:16px;border-bottom:1px dotted #dfdfdf;overflow:hidden}
.lay-heyi .hy-xw-col li span{float:right;color:#BBB;font-size:14px}
.lay-heyi .hy-xw-col li a{color:#555}
.lay-heyi .hy-xw-col li a:hover{color:#53b9bb;text-decoration:underline}
/* 底部「更多标签类」区块（原站首页尾部） */
.lay-heyi .hy-bq{margin:0 auto 40px}
.lay-heyi .hy-bq .wrap{max-width:1100px}
.lay-heyi .hy-bq-t{font-size:20px;font-weight:700;color:#333;line-height:1.4;border-bottom:2px solid #333;padding-bottom:10px;margin-bottom:24px}
.lay-heyi .hy-bq-list{overflow:hidden}
.lay-heyi .hy-bq-list a{display:block;float:left;min-width:128px;padding:0 18px;height:38px;line-height:38px;text-align:center;font-size:14px;color:#333;background:#fff;border:1px solid #d5d5d5;border-radius:4px;margin:0 12px 12px 0;transition:all .15s}
.lay-heyi .hy-bq-list a:hover{color:#fff;background:#a5271e;border-color:#a5271e;text-decoration:none}

/* ============================================================
   数据条 / CTA
   ============================================================ */
.lay-heyi .hy-stats{background:#000}
.lay-heyi .hy-stats-in{display:flex;justify-content:space-around;padding:34px 0;gap:20px}
.lay-heyi .hy-stat{text-align:center}
.lay-heyi .hy-stat b{display:block;font-size:30px;color:#ff9537;font-family:Arial;font-weight:700}
.lay-heyi .hy-stat span{display:block;margin-top:6px;font-size:14px;color:#ddd}
.lay-heyi .hy-cta{background:linear-gradient(90deg,#a5271e,#d63b24);padding:46px 0}
.lay-heyi .hy-cta-in{display:flex;align-items:center;justify-content:space-between;gap:20px}
.lay-heyi .hy-cta-txt b{display:block;font-size:26px;color:#fff}
.lay-heyi .hy-cta-txt span{display:block;margin-top:6px;color:#ffe8e4;font-size:14px}
.lay-heyi .hy-cta-ops{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.lay-heyi .hy-cta-tel{font-size:24px;font-weight:700;color:#fff;border:1px solid rgba(255,255,255,.6);padding:8px 18px;border-radius:4px}
.lay-heyi .hy-cta-tel:hover{background:rgba(255,255,255,.12);color:#fff;text-decoration:none}
.lay-heyi .hy-cta-btn{background:#fff;color:#c22a1f;font-size:16px;font-weight:600;padding:12px 28px;border-radius:4px}
.lay-heyi .hy-cta-btn:hover{background:#ffe9e5;text-decoration:none}

/* ============================================================
   底部（原站深灰 + 版权）
   ============================================================ */
.lay-heyi .heyi-ft{background:#323232;padding:0}
.lay-heyi .heyi-ft .wrap{max-width:1100px}
.lay-heyi .heyi-links{background:#f7f7f7;padding:14px 0;border-bottom:1px solid #e8e8e8}
.lay-heyi .heyi-links .wrap{overflow:hidden}
.lay-heyi .heyi-links b{float:left;font-size:13px;color:#999;font-weight:400;line-height:26px;margin-right:8px}
.lay-heyi .heyi-links a{float:left;font-size:13px;color:#999;line-height:26px;margin-right:14px}
.lay-heyi .heyi-links a:hover{color:#53b9bb}
.lay-heyi .heyi-foot-top{width:100%;height:0;padding-bottom:27.27%;background:url("/public/assets/images/lchaiyi/foot_t.jpg") no-repeat 50% 0;background-size:100% 100%}
.lay-heyi .heyi-foot-copy{padding:24px 0 34px}
.lay-heyi .heyi-foot-copy .wrap{text-align:center}
.lay-heyi .heyi-foot-copy p{font-size:13px;color:#CCC;line-height:1.9}
.lay-heyi .heyi-foot-copy a{color:#CCC;font-size:13px}
.lay-heyi .heyi-foot-copy a:hover{color:#fff}
/* 浮动客服（右侧，白底） */
.lay-heyi .heyi-svc{background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.14)}
.lay-heyi .heyi-svc .svc-item{color:#333}
.lay-heyi .heyi-svc .svc-item:hover{background:#a5271e;color:#fff}

/* ============================================================
   内页：面包屑 tab
   ============================================================ */
.lay-heyi .hy-tab{border-bottom:1px dotted #efefef;margin-top:20px}
.lay-heyi .hy-tab .wrap{padding:8px 0;font-size:13px;color:#999;overflow:hidden}
.lay-heyi .hy-tab span{display:block;float:left;line-height:26px;margin-right:10px}
.lay-heyi .hy-tab a{color:#555}
.lay-heyi .hy-tab a:hover{color:#53b9bb}
.lay-heyi .hy-cont{margin:30px auto 50px}
/* 分类行 */
.lay-heyi .hy-fenlei{width:100%;margin:0 0 26px;overflow:hidden}
.lay-heyi .hy-fenlei-in{width:100%;padding-left:0;overflow:hidden}
.lay-heyi .hy-fenlei-in a{display:block;float:left;width:168px;height:38px;border:1px dotted #53b9bb;margin:0 10px 10px 0;text-align:center;line-height:38px;font-size:15px;font-weight:600;color:#424242;background:#fff}
.lay-heyi .hy-fenlei-in a:hover,.lay-heyi .hy-fenlei-in a.on{color:#fff;background:#ef0a29;text-decoration:none}

/* ============================================================
   内页：产品网格（khal 风格）
   ============================================================ */
.lay-heyi .hy-khal{width:100%;overflow:hidden}
.lay-heyi .hy-khal .hy-kh-box{width:254px;height:320px;float:left;margin:20px 28px 0 0;background:#f6f6f6;overflow:hidden}
.lay-heyi .hy-khal .hy-kh-box:nth-child(4n){margin-right:0}
.lay-heyi .hy-khal .hy-kh-box .hy-kh-pic{width:100%;height:165px;overflow:hidden;margin:0 0 6px}
.lay-heyi .hy-khal .hy-kh-box .hy-kh-pic img{width:100%;height:165px;object-fit:cover}
.lay-heyi .hy-khal .hy-kh-box .hy-kh-txt{display:block;padding:0 12px;font-size:13px;line-height:21px;color:#333;overflow:hidden}
.lay-heyi .hy-khal .hy-kh-box .hy-kh-txt b{font-weight:400;display:block}

/* ============================================================
   内页：新闻列表（lista 左图右文）
   ============================================================ */
.lay-heyi .hy-lista{width:100%;overflow:hidden}
.lay-heyi .hy-lista-box{width:100%;padding:0 0 22px;margin:0 0 22px;border-bottom:1px dotted #dfdfdf;overflow:hidden}
.lay-heyi .hy-lista-pic{width:148px;height:100px;float:left;border:1px solid #efefef;background:#fff}
.lay-heyi .hy-lista-img{width:144px;height:96px;margin:2px auto;overflow:hidden}
.lay-heyi .hy-lista-img img{width:100%;height:100%;object-fit:cover}
.lay-heyi .hy-lista-txt{width:600px;height:100px;float:right;overflow:hidden}
.lay-heyi .hy-lista-txt h3{font-size:22px;font-weight:400;line-height:30px}
.lay-heyi .hy-lista-txt h3 a{color:#333}
.lay-heyi .hy-lista-txt h3 a:hover{color:#53b9bb}
.lay-heyi .hy-lista-txt p{padding:8px 0 0;line-height:20px;font-size:15px;color:#999;overflow:hidden;height:40px}
.lay-heyi .hy-lista-txt span{font-size:13px;color:#aaa}

/* ============================================================
   详情页 info
   ============================================================ */
.lay-heyi .hy-main{overflow:hidden}
.lay-heyi .hy-main-l{width:820px;float:left;min-height:400px;padding-right:30px;border-right:1px dotted #dfdfdf}
.lay-heyi .hy-main-r{width:230px;float:right}
.lay-heyi .hy-info-top{overflow:hidden;margin-bottom:20px}
.lay-heyi .hy-info-pic{width:300px;float:left;border:1px solid #efefef;background:#fff;padding:8px;box-sizing:border-box;margin-right:22px}
.lay-heyi .hy-info-pic img{width:100%}
.lay-heyi .hy-info-head{float:left;width:470px}
.lay-heyi .hy-info-head h1{font-size:24px;font-weight:400;color:#333;line-height:1.4;margin-bottom:12px}
.lay-heyi .hy-info-meta{font-size:13px;color:#888;line-height:26px;margin-bottom:12px}
.lay-heyi .hy-info-meta span{margin-right:12px}
.lay-heyi .hy-info-params{border:1px dashed #d4be84;background:#fffbef;padding:10px 14px;font-size:14px;line-height:24px;color:#996633}
.lay-heyi .hy-rich{font-size:15px;line-height:28px;color:#333;overflow:hidden}
.lay-heyi .hy-rich img{max-width:100%;height:auto}
.lay-heyi .hy-tags{margin:24px 0 10px;font-size:14px;color:#888}
.lay-heyi .hy-tags a{color:#888;padding:0 10px;text-decoration:underline}
.lay-heyi .hy-tags a:hover{color:#ef0a29}
.lay-heyi .hy-before-after{margin:20px 0;padding:14px 0;border-top:1px dotted #ccc;border-bottom:1px dotted #ccc;font-size:14px;color:#666}
.lay-heyi .hy-before-after span{display:block;line-height:28px}
.lay-heyi .hy-before-after a{color:#53b9bb}
.lay-heyi .hy-before-after a:hover{color:#ef0a29}
/* 相关产品 */
.lay-heyi .hy-xg{margin-top:30px}
.lay-heyi .hy-xg-t{width:100%;height:44px;border-bottom:1px dotted #53b9bb;margin-bottom:22px}
.lay-heyi .hy-xg-t span{display:inline-block;line-height:42px;font-size:18px;color:#53b9bb;border-bottom:2px solid #53b9bb;padding:0 6px}
.lay-heyi .hy-xg-grid{overflow:hidden}
.lay-heyi .hy-xg-box{width:246px;height:180px;float:left;margin:0 21px 20px 0;background:#f6f6f6;overflow:hidden}
.lay-heyi .hy-xg-box:nth-child(3n){margin-right:0}
.lay-heyi .hy-xg-box .hy-xg-pic{width:100%;height:148px;overflow:hidden}
.lay-heyi .hy-xg-box .hy-xg-pic img{width:100%;height:148px;object-fit:cover}
.lay-heyi .hy-xg-box span{display:block;text-align:center;font-size:13px;line-height:30px;color:#333;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;padding:0 8px}
.lay-heyi .hy-xg-box a:hover span{color:#53b9bb}

/* ============================================================
   侧边栏
   ============================================================ */
.lay-heyi .hy-side{width:100%;margin:0 0 40px;overflow:hidden}
.lay-heyi .hy-side-t{width:100%;height:40px;margin:0 0 12px;border-bottom:1px solid #efefef}
.lay-heyi .hy-side-t h3{width:auto;float:left;height:38px;line-height:38px;font-size:16px;font-weight:500;color:#064b64;border-bottom:1px solid #53b9bb;padding:0 4px}
.lay-heyi .hy-side-hot{width:100%;padding:12px 0;border-bottom:1px dotted #d9d9d9;overflow:hidden}
.lay-heyi .hy-side-pic{width:88px;height:70px;float:left;border:1px solid #dfdfdf;overflow:hidden}
.lay-heyi .hy-side-pic img{width:100%;height:70px;object-fit:cover}
.lay-heyi .hy-side-txt{width:126px;height:70px;float:right}
.lay-heyi .hy-side-txt h6{margin:0 0 10px 5px;line-height:20px;font-size:14px;font-weight:400;overflow:hidden;height:40px}
.lay-heyi .hy-side-txt h6 a{color:#333}
.lay-heyi .hy-side-txt h6 a:hover{color:#53b9bb}
.lay-heyi .hy-side-txt span{display:block;padding-left:5px;line-height:16px;font-size:13px;color:#53b9bb}
.lay-heyi .hy-sq{margin-top:20px}
.lay-heyi .hy-lx-img{width:100%}
.lay-heyi .hy-lx-img img{width:100%;height:auto;display:block;margin-bottom:6px}
.lay-heyi .hy-lx-txt{width:100%;padding:14px 0;text-align:center;line-height:28px;font-size:13px;color:#555;background:#f8f8f8;border:1px solid #efefef;box-sizing:border-box}

/* ============================================================
   搜索页 / 单页
   ============================================================ */
.lay-heyi .hy-search-bar{display:flex;width:620px;margin:0 auto;border:2px solid #53b9bb;border-radius:3px;overflow:hidden}
.lay-heyi .hy-search-bar input{flex:1;border:0;padding:0 14px;height:42px;font-size:14px}
.lay-heyi .hy-search-bar button{width:92px;border:0;background:#53b9bb;color:#fff;font-size:15px;cursor:pointer}
.lay-heyi .hy-search-bar button:hover{background:#ef0a29}
.lay-heyi .hy-search-result{margin:26px 0 10px;padding:10px 14px;background:#f6f6f6;border-left:4px solid #53b9bb;font-size:15px;color:#555}
.lay-heyi .hy-page{background:#fff;border:1px solid #efefef;padding:34px 36px}
.lay-heyi .hy-page h1{font-size:24px;font-weight:400;color:#333;border-bottom:1px dotted #efefef;padding-bottom:14px;margin-bottom:20px}

/* ============================================================
   平板区间（821–1099px）：桌面固定宽度布局流式收紧，杜绝溢出与裁切
   （须置于移动端断点之前，≤820 的规则随后覆盖）
   ============================================================ */
@media (max-width:1099px){
  .lay-heyi .hy-kh-tags-in{width:100%;padding-left:0;background:none}
  .lay-heyi .hy-kh-grid .hy-kh-box,
  .lay-heyi .hy-khal .hy-kh-box{width:calc(50% - 14px);height:auto;min-height:260px}
  .lay-heyi .hy-kh-grid .hy-kh-box:nth-child(4n),
  .lay-heyi .hy-khal .hy-kh-box:nth-child(4n){margin-right:28px}
  .lay-heyi .hy-kh-grid .hy-kh-box:nth-child(2n),
  .lay-heyi .hy-khal .hy-kh-box:nth-child(2n){margin-right:0}
  .lay-heyi .hy-us-r{width:calc(100% - 432px)}
  .lay-heyi .hy-us-r .hy-us-txt{width:calc(100% - 90px)}
  .lay-heyi .hy-com-box{width:calc(32% - 14px)}
  .lay-heyi .hy-com-box2{width:calc(68% - 14px)}
  .lay-heyi .hy-xw-col{width:calc(50% - 20px)}
  .lay-heyi .hy-lista-txt{width:calc(100% - 168px)}
  .lay-heyi .hy-main-l{width:calc(100% - 270px)}
  .lay-heyi .hy-info-head{width:calc(100% - 322px)}
  .lay-heyi .hy-xg-box{width:calc(33.33% - 14px)}
  /* 平板区间：顶条与切换器收紧，英文导航项自适应 */
  .lay-heyi .heyi-util-in{height:32px}
  .lay-heyi .heyi-util-welcome{max-width:55%}
  .lay-heyi .heyi-lang a{padding:5px 10px;font-size:12px}
}

/* ============================================================
   移动端适配（≤820px）
   ============================================================ */
@media (max-width:820px){
  /* 横幅隐藏，恢复标准头部（hb-crop 特异度更高，需一并压掉） */
  .lay-heyi .heyi-brand,
  .lay-heyi .heyi-brand.hb-crop{display:none}
  .lay-heyi .heyi-hd-main{display:flex;background:#000}
  .lay-heyi .heyi-hd-main .logo{min-width:0;overflow:hidden}
  .lay-heyi .heyi-hd-main .logo img{height:auto;max-height:40px;max-width:100%;object-fit:contain;object-position:left center}
  .lay-heyi .heyi-hd-main .hd-side{flex:0 0 auto}
  .lay-heyi .heyi-hd-main .nav-burger{flex:0 0 auto}
  .lay-heyi .heyi-hd-main .logo-text{color:#fff;font-size:20px;max-width:200px}
  .lay-heyi .heyi-hd-main .nav-burger span{background:#fff}
  /* 移动端：顶条隐藏，语言切换在顶部头部行内（黑底白字胶囊），导航抽屉内不重复显示 */
  .lay-heyi .heyi-util{display:none}
  .lay-heyi .heyi-lang{display:none}
  .lay-heyi .heyi-hd-main .hd-lang{display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.4);border-radius:16px;overflow:hidden;background:transparent;box-shadow:none}
  .lay-heyi .heyi-hd-main .hd-lang a{margin:0;padding:6px 12px;font-size:12px;line-height:1;color:rgba(255,255,255,.85);transition:background .15s,color .15s}
  .lay-heyi .heyi-hd-main .hd-lang a + a{border-left:1px solid rgba(255,255,255,.4)}
  .lay-heyi .heyi-hd-main .hd-lang a.on{background:#a5271e;color:#fff;font-weight:600}
  .lay-heyi .heyi-nav{position:fixed;right:-300px;top:0;bottom:0;width:280px;background:#141414;box-shadow:-6px 0 24px rgba(0,0,0,.3);transition:right .24s;z-index:1160}
  .lay-heyi .heyi-nav.open{right:0}
  .lay-heyi .heyi-nav .wrap{display:block;padding:0 12px}
  .lay-heyi .heyi-nav .nav-items{display:block}
  .lay-heyi .heyi-nav .nav-item{display:block;border:0;width:auto}
  .lay-heyi .heyi-nav .nav-item + .nav-item{border-left:0;border-top:1px dotted #333}
  .lay-heyi .heyi-nav .nav-item>a{height:48px;padding:0 22px;justify-content:flex-start;font-size:15px}
  .lay-heyi .heyi-nav .nav-item>a:hover,.lay-heyi .heyi-nav .nav-item>a.on{background:#a5271e}
  .lay-heyi .heyi-nav .sub{position:static;box-shadow:none;background:#111;padding:0}
  .lay-heyi .heyi-nav .sub a{color:#ccc;padding:10px 30px}
  .lay-heyi .hy-carousel .car-item img{height:auto}
  /* 小屏轮播高度变矮，圆点改为图片下方白底行内展示，避免压住图内底部文字 */
  .lay-heyi .hy-carousel .car-dots{position:static;background:#fff;padding:9px 0 3px}
  .lay-heyi .hy-carousel .car-dots i{background:rgba(0,0,0,.18)}
  .lay-heyi .hy-carousel .car-dots i.on{background:#ef0a29}
  .lay-heyi .hy-sec-t{padding:24px 0 20px}
  .lay-heyi .hy-sec-t img{max-width:280px}
  .lay-heyi .hy-kh{padding-bottom:40px}
  .lay-heyi .hy-kh-tags-in{width:100%;padding-left:0;background:none}
  .lay-heyi .hy-kh-tags a{width:calc(33.33% - 10px);margin-left:0;margin-right:10px}
  .lay-heyi .hy-kh-tags a.more{width:calc(33.33% - 10px)}
  .lay-heyi .hy-kh-grid .hy-kh-box{width:48.5%;height:auto;min-height:240px;margin:14px 0 0 0}
  .lay-heyi .hy-kh-grid .hy-kh-box:nth-child(odd){margin-right:3%}
  .lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-pic{height:120px}
  .lay-heyi .hy-kh-grid .hy-kh-box .hy-kh-pic img{height:120px}
  .lay-heyi .hy-us{padding:36px 0}
  .lay-heyi .hy-us-l{width:100%;float:none}
  .lay-heyi .hy-us-pic{width:100%;height:auto;max-height:210px;border:0}
  .lay-heyi .hy-us-l h3{font-size:24px}
  .lay-heyi .hy-us-r{width:100%;float:none;margin-top:26px}
  .lay-heyi .hy-us-r .hy-us-box{width:100%;margin-bottom:22px}
  .lay-heyi .hy-us-r .hy-us-ico{width:56px;height:56px}
  .lay-heyi .hy-us-r .hy-us-txt{width:calc(100% - 70px)}
  .lay-heyi .hy-com-grid{overflow:hidden}
  .lay-heyi .hy-com-box{width:100%;height:auto;margin:0 0 14px}
  .lay-heyi .hy-com-pic{height:200px}
  .lay-heyi .hy-com-box2{width:100%;min-height:auto}
  .lay-heyi .hy-xw-t h3{font-size:26px}
  .lay-heyi .hy-xw-t p{font-size:15px}
  .lay-heyi .hy-xw-col{width:100%;float:none;margin-top:20px}
  .lay-heyi .hy-xw-col li{font-size:14px}
  .lay-heyi .hy-bq{margin-bottom:30px}
  .lay-heyi .hy-bq-t{font-size:18px}
  .lay-heyi .hy-bq-list a{min-width:calc(33.33% - 10px);box-sizing:border-box;padding:0 10px;font-size:13px;margin-right:8px}
  .lay-heyi .heyi-foot-top{height:0;padding-bottom:27.27%;background-size:100% 100%}
  .lay-heyi .hy-tab .wrap{padding:10px 16px}
  .lay-heyi .hy-cont{margin:16px 0 36px}
  .lay-heyi .hy-fenlei-in{padding-left:0}
  .lay-heyi .hy-fenlei-in a{width:calc(33.33% - 10px);box-sizing:border-box;margin-right:10px}
  .lay-heyi .hy-khal .hy-kh-box{width:48%;height:auto;min-height:250px;margin:16px 0 0 0}
  .lay-heyi .hy-khal .hy-kh-box:nth-child(odd){margin-right:4%}
  .lay-heyi .hy-khal .hy-kh-box .hy-kh-pic{height:120px}
  .lay-heyi .hy-khal .hy-kh-box .hy-kh-pic img{height:120px}
  .lay-heyi .hy-lista-pic{width:120px;height:88px}
  .lay-heyi .hy-lista-img{width:116px;height:84px}
  .lay-heyi .hy-lista-txt{width:calc(100% - 132px);height:auto}
  .lay-heyi .hy-lista-txt h3{font-size:18px;line-height:24px}
  .lay-heyi .hy-lista-txt p{font-size:12px;height:36px}
  .lay-heyi .hy-main-l{width:100%;float:none;padding-right:0;border-right:0}
  .lay-heyi .hy-main-r{width:100%;float:none;margin-top:30px}
  .lay-heyi .hy-info-pic{width:100%;float:none;margin:0 0 16px}
  .lay-heyi .hy-info-head{width:100%;float:none}
  .lay-heyi .hy-xg-box{width:31.5%;height:auto;margin:0 2% 16px 0}
  .lay-heyi .hy-xg-box:nth-child(3n){margin-right:0}
  .lay-heyi .hy-xg-box .hy-xg-pic{height:100px}
  .lay-heyi .hy-xg-box .hy-xg-pic img{height:100px}
  .lay-heyi .hy-search-bar{width:100%}
  .lay-heyi .hy-search-bar input{height:38px}
  .lay-heyi .hy-search-bar button{width:76px}
  .lay-heyi .hy-page{padding:18px 16px}
  .lay-heyi .hy-cta-in{flex-direction:column;text-align:center}
  .lay-heyi .hy-cta-ops{justify-content:center}
  .lay-heyi .hy-stats-in{flex-wrap:wrap;gap:14px}
  .lay-heyi .hy-stat b{font-size:22px}
  /* 底部给浮动客服留白，避免遮挡内容 */
  .lay-heyi .heyi-ft{padding-bottom:56px}
}