/* ===== 河南四点零自动化设备有限公司 · 站点样式 ===== */
:root{
  --blue:#0A5FB4; --blue-lt:#3D8FDE; --blue-bg:#EAF3FC;
  --steel:#1B2A38; --steel-2:#2C3E50;
  --ink:#16202B; --gray:#7A8794; --gray-2:#4E5C6A; --line:#E3E8EE;
  --bg:#FFFFFF; --bg-2:#F6F8FA;
  --radius:12px;
  --shadow:0 4px 16px rgba(16,42,67,.07);
  --shadow-lg:0 16px 44px rgba(16,42,67,.13);
  --maxw:1160px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;
  -webkit-font-smoothing:antialiased;font-size:16px;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px;}
h1,h2,h3,h4,p,li,dd,dt,span,b{overflow-wrap:break-word;}

/* ---------- header ---------- */
header{
  position:sticky;top:0;z-index:200;background:rgba(255,255,255,.93);
  backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px;}
.logo{display:flex;align-items:center;gap:11px;flex:none;}
.logo-mark{
  width:36px;height:36px;border-radius:9px;flex:none;
  background:linear-gradient(140deg,var(--blue) 0%,var(--steel-2) 100%);
  display:flex;align-items:center;justify-content:center;color:#fff;
  font-size:15px;font-weight:800;letter-spacing:-.5px;
}
.logo-txt{font-weight:700;font-size:16.5px;letter-spacing:.2px;line-height:1.25;}
.logo-txt small{display:block;font-size:9.5px;font-weight:500;color:var(--gray);letter-spacing:1.1px;text-transform:uppercase;}
.nav-links{display:flex;gap:clamp(12px,1.5vw,20px);align-items:center;}
.nav-links a{font-size:13.5px;line-height:1.4;color:var(--gray-2);transition:color .2s;position:relative;padding:5px 0;white-space:nowrap;}
.nav-links a:hover,.nav-links a.on{color:var(--blue);}
.nav-links a.on::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--blue);border-radius:2px;}
.nav-tel{display:flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--blue);white-space:nowrap;}
.nav-tel svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.9;}
.nav-toggle{display:none;background:none;border:none;font-size:22px;color:var(--ink);cursor:pointer;padding:4px 8px;}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:8px;font-size:15px;font-weight:500;transition:all .2s;cursor:pointer;border:1px solid transparent;}
.btn-p{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(10,95,180,.24);}
.btn-p:hover{background:#084a8d;transform:translateY(-2px);box-shadow:0 10px 24px rgba(10,95,180,.3);}
.btn-s{background:#fff;color:var(--ink);border-color:#CFD8E2;}
.btn-s:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);}
.btn-gh{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}
.btn-gh:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);}
.btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(120deg,#0C2E4E 0%,#123C63 42%,#0A5FB4 100%);
  padding:96px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 80% 70% at 70% 40%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 70% 40%,#000 30%,transparent 78%);
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,143,222,.34) 0%,rgba(61,143,222,0) 70%);
}
.hero .wrap{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:4px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);
  font-size:12.5px;font-weight:500;letter-spacing:.4px;
}
.pill i{width:6px;height:6px;border-radius:50%;background:#4FC3F7;display:block;}
h1{font-size:clamp(30px,4.4vw,50px);line-height:1.2;font-weight:700;letter-spacing:-.8px;margin:20px 0 0;}
h1 .hl{color:#6FC3FF;}
.hero .sub{font-size:clamp(15px,1.6vw,17.5px);color:#CBDCEB;margin-top:18px;max-width:600px;line-height:1.8;}
.hero-en{font-size:11.5px;letter-spacing:1.9px;color:#8FB3D1;margin-top:16px;text-transform:uppercase;overflow-wrap:anywhere;}
.hero-btns{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap;}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:46px;background:rgba(255,255,255,.16);border-radius:8px;overflow:hidden;max-width:600px;}
.hero-stat{background:rgba(12,46,78,.5);padding:18px 16px;}
.hero-stat b{display:block;font-size:clamp(22px,2.8vw,32px);font-weight:700;line-height:1.1;color:#7FC8FF;}
.hero-stat b i{font-size:.52em;font-style:normal;font-weight:600;margin-left:2px;}
.hero-stat span{display:block;font-size:12.5px;color:#A8C4DA;margin-top:6px;}

/* hero line visual */
.line-vis{position:relative;padding:10px 0;}
.line-vis svg{width:100%;height:auto;display:block;}

/* ---------- section ---------- */
section{padding:84px 0;}
.alt{background:var(--bg-2);}
.sec-head{margin-bottom:42px;}
.sec-head .bar{width:42px;height:4px;border-radius:2px;background:var(--blue);margin-bottom:14px;}
.sec-head h2{font-size:clamp(24px,3.1vw,33px);font-weight:700;letter-spacing:-.4px;}
.sec-head h2 small{display:block;font-size:11.5px;font-weight:500;letter-spacing:1.6px;color:var(--gray);text-transform:uppercase;margin-top:7px;}
.sec-head p{color:var(--gray-2);margin-top:14px;max-width:720px;font-size:16px;}
.sec-head.center{text-align:center;}
.sec-head.center .bar{margin-left:auto;margin-right:auto;}
.sec-head.center p{margin-left:auto;margin-right:auto;}

/* ---------- about ---------- */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:start;}
.about p{font-size:15.8px;color:var(--gray-2);}
.about p+p{margin-top:15px;}
.about p strong{color:var(--ink);font-weight:700;}
.facts{background:#fff;border-radius:var(--radius);padding:6px 26px;box-shadow:var(--shadow);border:1px solid var(--line);}
.fact{display:flex;gap:14px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px;}
.fact:last-child{border-bottom:none;}
.fact dt{color:var(--gray);width:118px;flex:none;}
.fact dd{font-weight:600;flex:1;min-width:0;overflow-wrap:anywhere;}

/* ---------- line (造纸产线) feature ---------- */
.line-hero{background:#0F2C46;color:#fff;position:relative;overflow:hidden;}
.line-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:48px 48px;
}
.line-hero .wrap{position:relative;z-index:1;}
.line-hero .sec-head h2{color:#fff;}
.line-hero .sec-head p{color:#B9CEE0;}
.line-hero .sec-head .bar{background:#4FC3F7;}
.flow{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin:38px 0 12px;}
.flow-node{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:8px;
  padding:16px 12px;text-align:center;transition:all .22s;
}
.flow-node:hover{background:rgba(79,195,247,.14);border-color:rgba(79,195,247,.5);transform:translateY(-3px);}
.flow-node i{display:block;font-style:normal;font-size:11px;color:#4FC3F7;font-weight:700;letter-spacing:1px;}
.flow-node b{display:block;font-size:13.5px;margin-top:7px;color:#fff;line-height:1.4;}
.flow-node span{display:block;font-size:11.5px;color:#93AFC6;margin-top:5px;}
.line-caps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px;}
.cap{background:rgba(255,255,255,.055);border-left:3px solid #4FC3F7;border-radius:6px;padding:20px 18px;}
.cap b{display:block;font-size:15px;color:#fff;}
.cap span{display:block;font-size:13px;color:#A9C3D6;margin-top:7px;line-height:1.65;}

/* ---------- services ---------- */
.svcs{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.svc{background:#fff;border-radius:var(--radius);padding:26px 24px;border:1px solid var(--line);transition:all .22s;display:flex;flex-direction:column;}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#C3D8EC;}
.svc .ico{width:44px;height:44px;border-radius:10px;background:var(--blue-bg);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:15px;}
.svc .ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.svc b{font-size:17px;display:block;line-height:1.45;}
.svc span{display:block;margin-top:9px;font-size:14px;color:var(--gray-2);line-height:1.7;flex:1;}
.svc .more{margin-top:14px;font-size:13.5px;color:var(--blue);font-weight:500;}

/* ---------- cards / adv ---------- */
.advs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.adv{background:#fff;border-radius:var(--radius);padding:24px 20px;border:1px solid var(--line);transition:all .22s;}
.adv:hover{border-color:var(--blue);transform:translateY(-3px);}
.adv b{font-size:15.5px;display:block;}
.adv span{display:block;margin-top:8px;font-size:13.5px;color:var(--gray-2);line-height:1.65;}

/* ---------- industries ---------- */
.ind-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.ind{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px 16px;text-align:center;transition:all .2s;}
.ind:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-3px);}
.ind svg{width:26px;height:26px;stroke:var(--blue);fill:none;stroke-width:1.6;margin:0 auto 10px;stroke-linecap:round;stroke-linejoin:round;}
.ind b{display:block;font-size:14.5px;font-weight:600;}
.ind.on{background:var(--blue);border-color:var(--blue);}
.ind.on svg{stroke:#fff;}
.ind.on b{color:#fff;}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:s;}
.step{background:#fff;border-radius:var(--radius);padding:24px 18px;border:1px solid var(--line);position:relative;transition:all .22s;}
.step:hover{transform:translateY(-4px);border-color:var(--blue);box-shadow:var(--shadow);}
.step i{font-style:normal;font-size:12px;font-weight:700;color:#fff;background:var(--blue);border-radius:5px;padding:3px 9px;display:inline-block;}
.step b{display:block;margin-top:12px;font-size:15.5px;}
.step span{display:block;margin-top:7px;font-size:13px;color:var(--gray-2);line-height:1.65;}

/* ---------- contact ---------- */
.ct{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:stretch;}
.ct-list{background:#fff;border-radius:var(--radius);padding:8px 26px;box-shadow:var(--shadow);border:1px solid var(--line);}
.ct-list .fact dt{width:92px;}
.ct-list a:hover{color:var(--blue);}
.ct-card{border-radius:var(--radius);padding:38px 32px;color:#fff;background:linear-gradient(150deg,#0C2E4E 0%,#0A5FB4 100%);display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;}
.ct-card::after{content:"";position:absolute;right:-70px;bottom:-70px;width:230px;height:230px;border-radius:50%;background:radial-gradient(circle,rgba(79,195,247,.3),transparent 70%);}
.ct-card h3{font-size:clamp(22px,2.8vw,30px);line-height:1.32;font-weight:700;position:relative;}
.ct-card .ln{width:40px;height:3px;background:#4FC3F7;margin:18px 0;border-radius:2px;}
.ct-card p{color:#C7DBEB;font-size:14.5px;position:relative;}

/* ---------- page hero (subpages) ---------- */
.phero{background:linear-gradient(120deg,#0C2E4E 0%,#123C63 55%,#0A5FB4 100%);color:#fff;padding:64px 0 56px;position:relative;overflow:hidden;}
.phero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 90% 100% at 20% 0%,#000,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 90% 100% at 20% 0%,#000,transparent 75%);}
.phero .wrap{position:relative;z-index:1;}
.crumb{font-size:12.5px;color:#9DBBD4;letter-spacing:.3px;}
.crumb a:hover{color:#fff;}
.phero h1{font-size:clamp(26px,3.6vw,40px);margin:12px 0 0;}
.phero p{color:#BDD3E4;margin-top:12px;max-width:680px;font-size:15.5px;}

/* ---------- spec table ---------- */
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);font-size:14.5px;}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.tbl th,.tbl td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;}
.tbl th{background:#EFF4F9;font-weight:600;color:var(--steel);font-size:14px;}
.tbl tr:last-child td{border-bottom:none;}
.tbl td:first-child{font-weight:600;color:var(--steel);width:24%;}

/* ---------- misc ---------- */
.note{background:#FFF8E8;border-left:3px solid #E8A33D;border-radius:6px;padding:14px 18px;font-size:13.5px;color:#7A5B1E;margin-top:22px;}
.ph{color:#B0501E;font-weight:600;}

/* ---------- footer ---------- */
footer{background:#0F2130;color:#93A8BA;padding:52px 0 26px;}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;}
.foot .logo-txt{color:#fff;}
.foot .logo-txt small{color:#7E93A5;}
.foot h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:14px;}
.foot ul{list-style:none;display:grid;gap:9px;}
.foot li{font-size:13.5px;line-height:1.6;}
.foot a:hover{color:#6FC3FF;}
.foot .desc{font-size:13px;line-height:1.85;margin-top:14px;color:#8298AA;}
.copy{grid-column:1/-1;margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px;color:#6F8598;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease;}
.rv.in{opacity:1;transform:none;}
html.no-js .rv{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .line-vis{max-width:640px;}
  .flow{grid-template-columns:repeat(4,1fr);}
  .line-caps,.advs,.svcs,.ind-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(3,1fr);}
  .about{grid-template-columns:1fr;gap:28px;}
  .ct{grid-template-columns:1fr;}
  .foot{grid-template-columns:1fr 1fr;}
}
@media (max-width:1340px){
  .nav-links{
    position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 26px 18px;display:none;box-shadow:0 12px 24px rgba(0,0,0,.08);
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 0;width:100%;border-bottom:1px solid #F0F3F6;}
  .nav-toggle{display:block;}
  .nav-tel{display:none;}
}
@media (max-width:680px){
  section{padding:56px 0;}
  .hero{padding:60px 0 52px;}
  .phero{padding:44px 0 38px;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .line-caps,.advs,.svcs,.ind-grid,.steps{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr;gap:1px;}
  .hero-stat{padding:14px 16px;}
  .fact{flex-direction:column;gap:2px;}
  .fact dt{width:auto;}
  .foot{grid-template-columns:1fr;}
  .tbl th,.tbl td{padding:11px 13px;}
  .tbl td:first-child{width:auto;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .rv{opacity:1;transform:none;}
}

/* ---------- 新闻列表 ---------- */
.news-list{display:grid;gap:0;background:#fff;border-radius:var(--radius);border:1px solid var(--line);overflow:hidden;}
.news-item{
  display:flex;gap:22px;align-items:center;padding:24px 26px;
  border-bottom:1px solid var(--line);transition:background .18s;text-decoration:none;
}
.news-item:last-child{border-bottom:none;}
.news-item:hover{background:#FAFCFF;}
.news-item:hover h3{color:var(--blue);}
.news-date{
  flex:none;width:74px;text-align:center;border-right:1px solid var(--line);padding-right:20px;
}
.news-date b{display:block;font-size:26px;font-weight:700;color:var(--blue);line-height:1.15;letter-spacing:-.5px;}
.news-date span{display:block;font-size:12px;color:var(--gray);margin-top:2px;}
.news-body{flex:1;min-width:0;}
.news-body h3{font-size:16.5px;font-weight:600;line-height:1.5;transition:color .18s;word-break:break-word;}
.news-body p{
  font-size:14px;color:var(--gray-2);margin-top:7px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{display:inline-block;margin-top:9px;font-size:13px;color:var(--blue);font-weight:500;}
.news-cover{flex:none;width:170px;height:110px;border-radius:8px;overflow:hidden;background:var(--blue-bg);}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.news-item:hover .news-cover img{transform:scale(1.05);}
.news-empty{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:64px 24px;text-align:center;}
.news-empty b{display:block;font-size:16px;color:var(--gray-2);margin-bottom:7px;}
.news-empty span{font-size:14px;color:var(--gray);}

/* ---------- 新闻正文 ---------- */
.news-detail-meta{font-size:13.5px;color:#9DBBD4;}
.article{
  max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:44px 48px;
}
.article p{font-size:15.8px;line-height:1.95;color:#2C3E50;margin-bottom:18px;}
.article p:last-child{margin-bottom:0;}
.article-lead{
  font-size:16px !important;color:var(--gray-2) !important;background:#F7FAFD;
  border-left:3px solid var(--blue);padding:15px 18px;border-radius:0 6px 6px 0;
  line-height:1.85 !important;
}
.article-cover{width:100%;border-radius:10px;margin-bottom:26px;}
.article-back{max-width:820px;margin:24px auto 0;font-size:14px;}
.article-back a{color:var(--blue);}

@media (max-width:680px){
  .news-item{flex-wrap:wrap;padding:20px 18px;gap:14px;}
  .news-date{width:100%;border-right:none;border-bottom:1px solid var(--line);padding:0 0 10px;text-align:left;display:flex;align-items:baseline;gap:8px;}
  .news-date b{font-size:18px;}
  .news-date span{font-size:12px;margin-top:0;}
  .news-cover{width:100%;height:160px;order:-1;}
  .article{padding:28px 20px;}
  .article p{font-size:15.2px;}
}

/* ---------- 语言切换器 ---------- */
.lang-switch{position:relative;flex-shrink:0;}
.lang-btn{
  display:inline-flex;align-items:center;gap:5px;
  padding:5px 9px;border:1px solid var(--line);border-radius:8px;
  background:#fff;color:var(--gray-2);font-size:12.5px;font-weight:500;
  cursor:pointer;transition:all .2s;line-height:1;font-family:inherit;
}
.lang-btn:hover{border-color:#C3D8EC;color:var(--blue);}
.lang-btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.9;flex-shrink:0;}
.lang-btn .lang-caret{width:12px;height:12px;transition:transform .2s;}
.lang-switch.open .lang-caret{transform:rotate(180deg);}
.lang-menu{
  position:absolute;top:calc(100% + 8px);right:0;min-width:150px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:0 12px 32px rgba(16,42,67,.14);padding:6px;
  display:none;z-index:200;
}
.lang-switch.open .lang-menu{display:block;}
.lang-item{
  display:flex;align-items:center;gap:9px;width:100%;
  padding:9px 10px;border:none;background:none;border-radius:7px;
  cursor:pointer;text-align:left;font-family:inherit;transition:background .15s;
}
.lang-item:hover{background:var(--blue-bg);}
.lang-item.on{background:var(--blue-bg);}
.lang-item b{
  font-size:11px;font-weight:700;color:var(--blue);
  background:#fff;border:1px solid #C3D8EC;border-radius:5px;
  padding:2px 5px;letter-spacing:.3px;line-height:1.4;
}
.lang-item span{font-size:13.8px;color:var(--ink);}
.lang-item.on span{color:var(--blue);font-weight:500;}

@media (max-width:980px){
  .lang-switch{margin-left:auto;}
  .lang-menu{right:0;left:auto;}
}
@media (max-width:680px){
  .lang-btn{padding:5px 8px;font-size:12.5px;}
  .lang-menu{min-width:136px;}
}

/* ---- 小屏（<560px）语言切换器改为图标态，避免挤压 LOGO ---- */
@media (max-width:560px){
  .wrap{padding:0 16px;}
  .nav{gap:10px;}
  .logo{gap:8px;}
  .logo-txt{font-size:15px;}
  .logo-txt small{font-size:8.5px;letter-spacing:.6px;}
  .lang-btn{padding:6px 7px;gap:3px;}
  .lang-btn .lang-txt{display:none;}
  .lang-btn .lang-caret{display:none;}
  .lang-switch .lang-menu{right:-4px;min-width:132px;}
  .lang-item{padding:8px 9px;gap:7px;}
}

/* ---------- 企业文化 ---------- */
.culture{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cult{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .25s,box-shadow .25s;}
.cult:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(16,42,67,.12);}
.cult i{position:absolute;top:-14px;right:10px;font-size:88px;font-weight:800;font-style:normal;color:#EFF5FB;line-height:1;}
.cult b{display:block;font-size:18px;color:var(--blue);margin-bottom:6px;position:relative;}
.cult em{display:block;font-style:normal;font-size:13px;font-weight:600;color:var(--steel);margin-bottom:12px;position:relative;}
.cult span{display:block;font-size:14.5px;line-height:1.75;color:var(--gray-2);position:relative;}

/* ---------- 合作伙伴 ---------- */
.partners{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.pt{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:transform .2s,box-shadow .2s;}
.pt:hover{transform:translateY(-3px);box-shadow:0 10px 22px rgba(16,42,67,.12);}
.pt img{display:block;width:100%;height:auto;}
@media (max-width:980px){
  .culture{grid-template-columns:1fr;}
  .partners{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:560px){
  .partners{grid-template-columns:repeat(2,1fr);}
}