/* ============================================================
   泰昌食品机械有限公司 · 企业官网(演示案例)
   企业蓝绿 + 深墨青 + 麦黄点缀 · 标准大气官网范式
   签名元素:首屏悬浮入口卡片带 / 卡片顶部渐变色条
   ============================================================ */
:root{
  --zhu:#0F8B7E;        /* 主色:企业蓝绿 */
  --zhu-shen:#0A6157;   /* 主色加深(hover) */
  --mo:#0B3C38;         /* 深墨青(标题/深色区) */
  --mo-shen:#07302C;    /* 页脚深底 */
  --mai:#E8A33D;        /* 麦黄点缀 */
  --di:#F4F9F8;         /* 浅色区底 */
  --tint:#E3F1EE;       /* 蓝绿浅晕 */
  --zi:#3A4A47;         /* 正文 */
  --zi-qian:#71827E;    /* 次要文字 */
  --xian:#DCE9E6;       /* 分隔线 */
  --bai:#FFFFFF;
  --jianbian:linear-gradient(90deg,var(--zhu),var(--mai));
  --han:"Microsoft YaHei","PingFang SC",sans-serif;
  --yin:0 6px 24px rgba(11,60,56,.08);
  --yin-fu:0 12px 32px rgba(11,60,56,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--han);color:var(--zi);background:var(--bai);
  font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--mai);outline-offset:2px}

/* 字阶(5 级):40 首屏主题 / 26 区块标题 / 18 卡片标题 / 15 正文 / 13 标注 */
h1{font-size:40px;line-height:1.3;font-weight:700}
h2{font-size:26px;line-height:1.4;color:var(--mo);font-weight:700}
h3{font-size:18px;line-height:1.5;color:var(--mo);font-weight:700}
.zhu13{font-size:13px;color:var(--zi-qian)}

.wai{max-width:1160px;margin:0 auto;padding:0 28px}

/* ---------- 按钮体系(胶囊) ---------- */
.niu{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 30px;border-radius:999px;font-size:15px;font-weight:700;
  border:none;transition:background .2s,color .2s,box-shadow .2s,transform .2s}
.niu-shi{background:var(--zhu);color:#fff}
.niu-shi:hover{background:var(--zhu-shen);box-shadow:0 6px 16px rgba(15,139,126,.35)}
.niu-kong{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.75)}
.niu-kong:hover{background:rgba(255,255,255,.12);border-color:#fff}
.niu-mai{background:var(--mai);color:#5A3E0C}
.niu-mai:hover{background:#D99327;box-shadow:0 6px 16px rgba(232,163,61,.4)}
.niu-xi{min-height:40px;padding:0 22px;font-size:14px;background:var(--tint);color:var(--zhu-shen)}
.niu-xi:hover{background:var(--zhu);color:#fff}

/* ---------- 主导航 ---------- */
.dh{background:var(--bai);position:sticky;top:0;z-index:50;
  box-shadow:0 1px 0 var(--xian)}
.dh::after{content:"";display:block;height:3px;background:var(--jianbian)}
.dh-nei{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:12px}
.logo svg{width:46px;height:46px;flex:none}
.logo-ming{font-size:20px;font-weight:700;color:var(--mo);line-height:1.25;display:block}
.logo-fu{font-size:11px;color:var(--zi-qian);letter-spacing:2px;display:block}
.dh-cai{display:flex;align-items:center;gap:30px}
.dh-cai>a{font-size:15px;color:var(--mo);padding:6px 2px;position:relative;transition:color .2s}
.dh-cai>a:not(.niu)::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--zhu);transform:scaleX(0);transition:transform .2s;border-radius:2px}
.dh-cai>a:not(.niu):hover{color:var(--zhu)}
.dh-cai>a:not(.niu):hover::after{transform:scaleX(1)}
.dh-cai>a.dangqian{color:var(--zhu);font-weight:700}
.dh-cai>a.dangqian::after{transform:scaleX(1)}
.dh-cai .niu{min-height:42px;padding:0 24px;font-size:14px}
.hanbao{display:none;width:46px;height:46px;border:none;background:none;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:8px}
.hanbao span{display:block;width:22px;height:2.5px;background:var(--mo);border-radius:2px;transition:transform .25s,opacity .25s}
.hanbao[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.hanbao[aria-expanded="true"] span:nth-child(2){opacity:0}
.hanbao[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- 首屏(index) ---------- */
.shouping{position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,#0B3C38 0%,#0E6A5F 55%,#0F8B7E 100%)}
.shouping-hua{position:absolute;left:0;right:0;bottom:-6px;opacity:.6;pointer-events:none}
.shouping-nei{position:relative;text-align:center;padding:88px 0 150px}
.shouping .biaoqian{display:inline-flex;align-items:center;gap:8px;font-size:13px;
  letter-spacing:3px;color:#CBE6DF;border:1px solid rgba(255,255,255,.35);
  border-radius:999px;padding:6px 18px;margin-bottom:26px}
.shouping h1{max-width:760px;margin:0 auto 20px}
.shouping .dao{max-width:640px;margin:0 auto 36px;color:#D6EAE5;font-size:15px}
.shouping .anzu{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* 签名元素:悬浮跨区入口卡片带 */
.rukou-dai{position:relative;z-index:5;margin-top:-84px}
.rukou-wang{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.rukou-ka{background:var(--bai);border-radius:12px;box-shadow:var(--yin);
  padding:26px 22px 22px;position:relative;overflow:hidden;
  transition:transform .2s,box-shadow .2s;display:block}
.rukou-ka::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.rukou-ka:hover{transform:translateY(-4px);box-shadow:var(--yin-fu)}
.rukou-ka svg{width:52px;height:52px;margin-bottom:14px}
.rukou-ka h3{margin-bottom:6px}
.rukou-ka p{font-size:13px;color:var(--zi-qian);line-height:1.7}
.rukou-ka .jiantou{margin-top:12px;font-size:13px;color:var(--zhu);font-weight:700}

/* ---------- 区块通用 ---------- */
.duan{padding:76px 0}
.duan--di{background:var(--di)}
.duan-tou{text-align:center;max-width:640px;margin:0 auto 44px}
.duan-tou .qian{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--zhu);background:var(--tint);border-radius:999px;padding:4px 16px;margin-bottom:14px}
.duan-tou h2{margin-bottom:12px}
.duan-tou h2::after{content:"";display:block;width:56px;height:3px;border-radius:3px;
  background:var(--jianbian);margin:14px auto 0}
.duan-tou p{color:var(--zi-qian);font-size:15px}

/* ---------- 数字事实条 ---------- */
.shuzi-dai{margin-top:56px;border-top:1px solid var(--xian);padding-top:36px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.shuzi-dai b{display:block;font-size:32px;color:var(--zhu);font-weight:700;line-height:1.3}
.shuzi-dai span{font-size:13px;color:var(--zi-qian)}

/* ---------- 解决方案两例(index) ---------- */
.fangan-wang{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.fangan-ka{background:var(--bai);border-radius:12px;box-shadow:var(--yin);overflow:hidden;
  position:relative;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.fangan-ka::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian);z-index:2}
.fangan-ka:hover{transform:translateY(-4px);box-shadow:var(--yin-fu)}
.fangan-tu{background:var(--tint);padding:22px 26px 10px}
.fangan-nei{padding:22px 26px 26px;display:flex;flex-direction:column;flex:1}
.fangan-nei h3{margin-bottom:8px}
.fangan-nei p{font-size:14px;color:var(--zi-qian);margin-bottom:16px;flex:1}
.fangan-nei .jiantou{font-size:14px;color:var(--zhu);font-weight:700}

/* ---------- 新闻卡(index / news) ---------- */
.xinwen-wang{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.xinwen-ka{background:var(--bai);border-radius:12px;box-shadow:var(--yin);padding:26px;
  position:relative;overflow:hidden;display:flex;flex-direction:column;gap:10px;
  transition:transform .2s,box-shadow .2s;cursor:pointer;text-align:left;border:none;font-size:15px}
.xinwen-ka::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.xinwen-ka:hover{transform:translateY(-4px);box-shadow:var(--yin-fu)}
.xinwen-ka time{font-size:13px;color:var(--zhu);font-weight:700}
.xinwen-ka h3{font-size:16px;line-height:1.6}
.xinwen-ka p{font-size:13px;color:var(--zi-qian);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* 新闻列表页 */
.xw-lie{display:flex;flex-direction:column;gap:18px;max-width:860px;margin:0 auto}
.xw-tiao{background:var(--bai);border-radius:12px;box-shadow:var(--yin);padding:24px 28px;
  display:flex;gap:24px;align-items:flex-start;border:none;text-align:left;cursor:pointer;
  font-family:inherit;font-size:15px;width:100%;transition:transform .2s,box-shadow .2s;
  position:relative;overflow:hidden}
.xw-tiao::before{content:"";position:absolute;top:0;left:0;bottom:0;width:3px;background:var(--jianbian)}
.xw-tiao:hover{transform:translateX(4px);box-shadow:var(--yin-fu)}
.xw-riqi{flex:none;width:74px;text-align:center;background:var(--tint);border-radius:10px;padding:10px 0}
.xw-riqi b{display:block;font-size:24px;color:var(--zhu);line-height:1.2}
.xw-riqi span{font-size:13px;color:var(--zi-qian)}
.xw-tiao h3{font-size:17px;margin-bottom:6px}
.xw-tiao p{font-size:14px;color:var(--zi-qian)}
.xw-xiang{max-width:860px;margin:0 auto;background:var(--bai);border-radius:12px;
  box-shadow:var(--yin);padding:44px 48px;position:relative;overflow:hidden}
.xw-xiang::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.xw-xiang time{font-size:13px;color:var(--zhu);font-weight:700}
.xw-xiang h2{margin:10px 0 22px;padding-bottom:20px;border-bottom:1px solid var(--xian)}
.xw-xiang .zhengwen p{margin-bottom:16px;font-size:15px}
.fanhui{margin-bottom:22px}

/* ---------- 产品页 ---------- */
.cp-zu{padding:56px 0 8px}
.cp-zu-tou{display:flex;align-items:baseline;gap:14px;margin-bottom:26px}
.cp-zu-tou h2{font-size:22px}
.cp-zu-tou span{font-size:13px;color:var(--zi-qian);letter-spacing:2px}
.cp-wang{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:40px}
.cp-ka{background:var(--bai);border-radius:12px;box-shadow:var(--yin);overflow:hidden;
  position:relative;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.cp-ka::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian);z-index:2}
.cp-ka:hover{transform:translateY(-4px);box-shadow:var(--yin-fu)}
.cp-tu{background:var(--di);padding:18px 18px 8px}
.cp-nei{padding:18px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.cp-nei .hang1{display:flex;align-items:center;justify-content:space-between;gap:10px}
.cp-nei h3{font-size:17px}
.xinghao{flex:none;font-size:13px;font-weight:700;color:var(--zhu-shen);
  background:var(--tint);border-radius:6px;padding:2px 10px}
.cp-can{font-size:14px;color:var(--zi);display:flex;gap:8px;align-items:flex-start}
.cp-can svg{flex:none;margin-top:5px}
.cp-chang{font-size:13px;color:var(--zi-qian)}
.cp-nei .niu-xi{margin-top:auto;align-self:flex-start}

/* 产品分类锚点导航条 */
.cp-mao{position:sticky;top:79px;z-index:40;background:var(--bai);
  border-bottom:1px solid var(--xian);box-shadow:0 4px 12px rgba(11,60,56,.04)}
.cp-mao .wai{display:flex;gap:8px;overflow-x:auto;padding-top:10px;padding-bottom:10px}
.cp-mao a{flex:none;font-size:14px;color:var(--zi);border-radius:999px;padding:10px 20px;
  min-height:44px;display:inline-flex;align-items:center;transition:background .2s,color .2s}
.cp-mao a:hover,.cp-mao a.huo{background:var(--tint);color:var(--zhu-shen);font-weight:700}

/* ---------- 弹层(产品详情) ---------- */
.zhe{position:fixed;inset:0;background:rgba(7,48,44,.55);z-index:90;
  display:none;align-items:center;justify-content:center;padding:20px}
.zhe.kai{display:flex}
.tanchuang{background:var(--bai);border-radius:14px;max-width:720px;width:100%;
  max-height:86vh;overflow-y:auto;position:relative;padding:36px 40px;box-shadow:var(--yin-fu)}
.tanchuang::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian);border-radius:14px 14px 0 0}
.tc-guan{position:absolute;top:14px;right:14px;width:44px;height:44px;border:none;
  background:var(--di);border-radius:50%;font-size:20px;color:var(--mo);line-height:1}
.tc-guan:hover{background:var(--tint);color:var(--zhu)}
.tanchuang .tc-tu{background:var(--di);border-radius:10px;padding:16px;margin:18px 0}
.tanchuang h3{font-size:20px;padding-right:44px}
.tanchuang .tc-jie{font-size:14px;color:var(--zi-qian);margin-top:6px}
.can-biao{width:100%;border-collapse:collapse;margin-top:8px}
.can-biao th,.can-biao td{font-size:14px;text-align:left;padding:10px 14px;border-bottom:1px solid var(--xian)}
.can-biao th{color:var(--zi-qian);font-weight:400;width:38%;background:var(--di)}
.can-biao td{color:var(--mo);font-weight:700}
.tanchuang .anzu{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 子页页头带 ---------- */
.yetou{color:#fff;background:linear-gradient(120deg,var(--mo) 0%,#0D5A50 70%,var(--zhu) 100%);
  padding:56px 0 48px;position:relative;overflow:hidden}
.yetou::after{content:"";position:absolute;right:-60px;top:-70px;width:300px;height:300px;
  border-radius:50%;border:44px solid rgba(255,255,255,.06)}
.yetou h1{font-size:32px;margin-bottom:8px}
.yetou p{color:#CBE6DF;font-size:14px}
.mianbao{font-size:13px;color:#9FC9C0;margin-bottom:14px}
.mianbao a:hover{color:#fff;text-decoration:underline}

/* ---------- 解决方案页 ---------- */
.fa-kuai{background:var(--bai);border-radius:14px;box-shadow:var(--yin);
  padding:44px 48px;margin-bottom:44px;position:relative;overflow:hidden}
.fa-kuai::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.fa-kuai .fa-bq{display:inline-block;font-size:13px;font-weight:700;color:var(--zhu);
  background:var(--tint);border-radius:999px;padding:4px 16px;margin-bottom:12px;letter-spacing:1px}
.fa-kuai h2{margin-bottom:10px}
.fa-kuai>p{max-width:760px;color:var(--zi-qian);font-size:14px;margin-bottom:26px}
.fa-liucheng{background:var(--di);border-radius:12px;padding:22px;margin-bottom:26px}
.lc-shou{display:none;max-width:360px;margin:0 auto}
@media (max-width:640px){
  .lc-zhuo{display:none}
  .lc-shou{display:block}
}
.fa-lie{display:grid;grid-template-columns:1fr 1fr;gap:10px 28px}
.fa-lie li{font-size:14px;display:flex;gap:10px;align-items:flex-start}
.fa-lie svg{flex:none;margin-top:6px}
.fa-lie b{color:var(--mo)}
.fa-jiao{margin-top:26px;padding-top:22px;border-top:1px dashed var(--xian);
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.fa-jiao p{font-size:14px;color:var(--zi-qian)}
.fa-jiao b{color:var(--zhu)}

/* ---------- 关于页 ---------- */
.guanyu-wang{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:start}
.guanyu-wen p{margin-bottom:16px;font-size:15px}
.guanyu-wen .tese{margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.guanyu-wen .tese li{background:var(--di);border-radius:10px;padding:14px 16px;font-size:14px;
  display:flex;gap:10px;align-items:flex-start}
.guanyu-wen .tese svg{flex:none;margin-top:5px}
.guanyu-tu{background:var(--bai);border-radius:12px;box-shadow:var(--yin);padding:22px;
  position:relative;overflow:hidden}
.guanyu-tu::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.guanyu-tu figcaption{font-size:13px;color:var(--zi-qian);text-align:center;margin-top:10px}

/* 发展节点(时间轴) */
.jiedian{max-width:820px;margin:0 auto;position:relative;padding-left:34px}
.jiedian::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--zhu),var(--mai))}
.jiedian li{position:relative;padding:0 0 30px 22px}
.jiedian li:last-child{padding-bottom:0}
.jiedian li::before{content:"";position:absolute;left:-32px;top:7px;width:14px;height:14px;
  border-radius:50%;background:var(--bai);border:3.5px solid var(--zhu)}
.jiedian li:nth-child(even)::before{border-color:var(--mai)}
.jiedian b{display:block;font-size:18px;color:var(--zhu);line-height:1.4}
.jiedian h3{font-size:16px;margin:2px 0 4px}
.jiedian p{font-size:14px;color:var(--zi-qian)}

/* ---------- 联系页 ---------- */
.lianxi-wang{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:start}
.lx-ka{background:var(--bai);border-radius:12px;box-shadow:var(--yin);padding:30px;
  position:relative;overflow:hidden;margin-bottom:22px}
.lx-ka::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.lx-hang{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--xian)}
.lx-hang:last-child{border-bottom:none;padding-bottom:0}
.lx-hang:first-of-type{padding-top:6px}
.lx-hang svg{flex:none;margin-top:3px}
.lx-hang .zhu13{display:block}
.lx-hang b{font-size:16px;color:var(--mo)}

/* 表单 */
.biaodan{background:var(--bai);border-radius:12px;box-shadow:var(--yin);padding:34px 36px;
  position:relative;overflow:hidden}
.biaodan::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--jianbian)}
.biaodan h3{margin-bottom:6px}
.biaodan .fu{font-size:13px;color:var(--zi-qian);margin-bottom:22px}
.bd-hang{margin-bottom:18px}
.bd-shuang{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.bd-hang label{display:block;font-size:14px;font-weight:700;color:var(--mo);margin-bottom:7px}
.bd-hang label .bi{color:#C0392B}
.bd-hang input,.bd-hang select,.bd-hang textarea{width:100%;border:1.5px solid var(--xian);
  border-radius:8px;padding:11px 14px;font-size:15px;font-family:inherit;color:var(--zi);
  background:var(--bai);transition:border-color .2s,box-shadow .2s;min-height:46px}
.bd-hang textarea{min-height:110px;resize:vertical}
.bd-hang input:focus,.bd-hang select:focus,.bd-hang textarea:focus{outline:none;
  border-color:var(--zhu);box-shadow:0 0 0 3px rgba(15,139,126,.15)}
.bd-hang input.cuo-kuang{border-color:#C0392B}
.cuo{display:none;font-size:13px;color:#C0392B;margin-top:5px}
.cuo.xian{display:block}
.cheng{display:none;text-align:center;padding:34px 10px}
.cheng.xian{display:block}
.cheng svg{margin:0 auto 16px}
.cheng h3{font-size:20px;margin-bottom:8px}
.cheng p{font-size:14px;color:var(--zi-qian)}

/* ---------- 询价引导带 ---------- */
.xunjia{color:#fff;background:linear-gradient(120deg,var(--mo) 0%,#0D5A50 60%,var(--zhu) 100%);
  position:relative;overflow:hidden}
.xunjia::before{content:"";position:absolute;left:-70px;bottom:-90px;width:280px;height:280px;
  border-radius:50%;border:40px solid rgba(255,255,255,.06)}
.xunjia .wai{position:relative;display:flex;align-items:center;justify-content:space-between;
  gap:26px;padding-top:56px;padding-bottom:56px;flex-wrap:wrap}
.xunjia h2{color:#fff;margin-bottom:8px}
.xunjia p{color:#CBE6DF;font-size:14px}
.xunjia .dianhua{font-size:26px;font-weight:700;color:var(--mai);letter-spacing:1px}
.xunjia .anzu{display:flex;align-items:center;gap:22px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.jiao{background:var(--mo-shen);color:#9DBBB5;font-size:14px}
.jiao a:hover{color:#fff}
.jiao-wang{display:grid;grid-template-columns:4fr 2.5fr 2.5fr 3fr;gap:36px;padding:56px 0 44px}
.jiao h3{color:#fff;font-size:15px;margin-bottom:16px}
.jiao .logo{margin-bottom:14px}
.jiao .logo-ming{color:#fff}
.jiao .logo-fu{color:#7FA39D}
.jiao-jie{font-size:13px;line-height:1.9}
.jiao-lie li{margin-bottom:10px}
.jiao-lian li{display:flex;gap:10px;margin-bottom:12px;align-items:flex-start}
.jiao-lian svg{flex:none;margin-top:5px}
.jiao-di{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;text-align:center;
  font-size:13px;color:#6E8F89}
.jiao-di p+p{margin-top:4px}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
  h1{font-size:32px}
  .rukou-wang{grid-template-columns:1fr 1fr}
  .cp-wang{grid-template-columns:1fr 1fr}
  .jiao-wang{grid-template-columns:1fr 1fr}
  .guanyu-wang,.lianxi-wang{grid-template-columns:1fr}
}
@media (max-width:960px){
  .hanbao{display:flex}
  .dh-cai{display:none;position:absolute;top:79px;left:0;right:0;background:var(--bai);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 20px 20px;
    box-shadow:0 16px 24px rgba(11,60,56,.12);border-top:1px solid var(--xian)}
  .dh-cai.kai{display:flex}
  .dh-cai>a{padding:13px 8px;border-bottom:1px solid var(--xian);font-size:16px;min-height:48px;
    display:flex;align-items:center}
  .dh-cai>a:not(.niu)::after{display:none}
  .dh-cai .niu{margin-top:16px;justify-content:center}
}
@media (max-width:640px){
  h1{font-size:28px}
  h2{font-size:22px}
  .wai{padding:0 20px}
  .duan{padding:56px 0}
  .shouping-nei{padding:64px 0 130px}
  .rukou-dai{margin-top:-72px}
  .rukou-wang{grid-template-columns:1fr;gap:14px}
  .shuzi-dai{grid-template-columns:1fr 1fr;gap:26px 14px}
  .fangan-wang{grid-template-columns:1fr}
  .xinwen-wang{grid-template-columns:1fr}
  .cp-wang{grid-template-columns:1fr}
  .cp-mao{top:0}
  .bd-shuang{grid-template-columns:1fr}
  .biaodan{padding:26px 22px}
  .fa-kuai{padding:28px 22px}
  .fa-lie{grid-template-columns:1fr}
  .xw-tiao{padding:18px 20px;gap:16px}
  .xw-xiang{padding:28px 22px}
  .xunjia .wai{flex-direction:column;align-items:flex-start}
  .jiao-wang{grid-template-columns:1fr;gap:28px;padding:44px 0 32px}
  .tanchuang{padding:28px 22px}
  .lianxi-wang{gap:22px}
}