/* ==========================================================================
   苏州禾木纸制品厂 · 官网设计系统 v1.0
   仅重构视觉层，内容沿用原站
   ========================================================================== */

:root{
  --ink:#08161F; --ink-2:#0E2130; --ink-3:#16303F;
  --kraft:#C8792A; --kraft-l:#E39A4C; --kraft-d:#9C5A18;
  --paper:#F3EFE8; --paper-2:#E7E1D6; --tile:#FAF9F6;
  --line:rgba(8,22,31,.13); --line-d:rgba(255,255,255,.14);
  --gray:#5F6C79; --gray-l:#93A0AC;
  --max:1280px; --ease:cubic-bezier(.22,1,.36,1);
  --nav-h:84px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  background:var(--paper);color:var(--ink);line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
li{list-style:none}
img{display:block;max-width:100%}
table{border-collapse:collapse}
::selection{background:var(--kraft);color:#fff}
.wrap{max-width:var(--max);margin:0 auto;padding:0 40px}
.wrap-n{max-width:1080px;margin:0 auto;padding:0 40px}

/* ---------- 通用文字 ---------- */
.eyebrow{font-size:11px;letter-spacing:.24em;text-transform:uppercase;font-weight:700;
  color:var(--kraft);display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--kraft);display:block}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:60px}
.sec-head h2{font-size:clamp(28px,3.2vw,46px);line-height:1.14;font-weight:800;letter-spacing:-.02em;margin-top:18px}
.sec-index{font-size:12.5px;font-weight:700;letter-spacing:.18em;color:var(--gray-l);
  font-variant-numeric:tabular-nums;white-space:nowrap;padding-bottom:6px}
.lead{color:var(--gray);font-size:15px;line-height:1.95;max-width:54ch}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 32px;border-radius:2px;font-size:14px;font-weight:700;letter-spacing:.04em;
  border:1px solid transparent;cursor:pointer;transition:.38s var(--ease);font-family:inherit}
.btn svg{transition:transform .38s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-p{background:var(--kraft);color:#fff}
.btn-p:hover{background:var(--kraft-l);box-shadow:0 14px 34px rgba(200,121,42,.34);transform:translateY(-2px)}
.btn-d{background:var(--ink);color:#fff}
.btn-d:hover{background:var(--ink-3);transform:translateY(-2px)}
.btn-g{border-color:rgba(255,255,255,.3);color:#fff}
.btn-g:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-o{border-color:var(--line);color:var(--ink)}
.btn-o:hover{border-color:var(--ink);background:rgba(8,22,31,.04)}

/* ============ 头部 ============ */
.hd{position:fixed;top:0;left:0;right:0;z-index:900;padding:20px 0;
  transition:background .4s var(--ease),padding .4s var(--ease),box-shadow .4s}
.hd-in{max-width:var(--max);width:100%;margin:0 auto;padding:0 40px;display:flex;align-items:center;gap:36px}
.hd.solid{background:rgba(8,22,31,.94);backdrop-filter:blur(16px) saturate(150%);
  padding:12px 0;box-shadow:0 1px 0 rgba(255,255,255,.07)}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex:0 1 auto;min-width:0}
.brand-mark{width:38px;height:38px;flex:0 0 38px;border:1.5px solid var(--kraft);border-radius:2px;
  display:grid;place-items:center;font-weight:800;font-size:15px;color:var(--kraft);position:relative}
.brand-mark::after{content:"";position:absolute;inset:4px;border:1px solid rgba(200,121,42,.3)}
.brand-txt strong{display:block;font-size:15px;font-weight:700;letter-spacing:.05em;line-height:1.3}
.brand-txt span{display:block;font-size:9px;letter-spacing:.2em;color:rgba(255,255,255,.48);margin-top:3px}
.menu{display:flex;align-items:center;gap:30px;margin-left:auto}
.menu>li{position:relative}
.menu>li>a{color:rgba(255,255,255,.78);font-size:14px;font-weight:500;padding:8px 0;
  display:block;position:relative;transition:color .3s}
.menu>li>a::after{content:"";position:absolute;left:0;bottom:2px;height:1.5px;width:0;
  background:var(--kraft);transition:width .35s var(--ease)}
.menu>li>a:hover,.menu>li>a.on{color:#fff}
.menu>li>a:hover::after,.menu>li>a.on::after{width:100%}
.sub{position:absolute;top:100%;left:-18px;min-width:210px;background:#fff;border-radius:3px;
  padding:10px 0;box-shadow:0 24px 60px rgba(8,22,31,.22);opacity:0;visibility:hidden;
  transform:translateY(8px);transition:.32s var(--ease)}
.menu>li:hover .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:10px 22px;font-size:13.5px;color:var(--gray);transition:.24s}
.sub a:hover{background:var(--paper);color:var(--kraft);padding-left:26px}
.hd-tel{color:rgba(255,255,255,.55);font-size:12.5px;letter-spacing:.05em;
  font-variant-numeric:tabular-nums;white-space:nowrap}
.hd-cta{background:var(--kraft);color:#fff;padding:11px 22px;border-radius:2px;font-size:13px;
  font-weight:700;letter-spacing:.04em;display:flex;align-items:center;gap:8px;transition:.34s var(--ease)}
.hd-cta:hover{background:var(--kraft-l);transform:translateY(-1px)}
.burger{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.22);
  border-radius:2px;background:none;cursor:pointer;position:relative;margin-left:auto}
.burger i{position:absolute;left:12px;right:12px;height:1.5px;background:#fff;transition:.3s}
.burger i:nth-child(1){top:16px}.burger i:nth-child(2){top:21px}.burger i:nth-child(3){top:26px}
.mnav{position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:var(--ink);z-index:950;
  transform:translateX(102%);transition:transform .45s var(--ease);padding:80px 28px 40px;overflow-y:auto}
.mnav.open{transform:none}
.mnav a{display:block;color:rgba(255,255,255,.8);font-size:16px;padding:15px 0;
  border-bottom:1px solid rgba(255,255,255,.08)}
.mnav a.s{font-size:14px;padding-left:16px;color:rgba(255,255,255,.55)}
.mnav .close{position:absolute;top:22px;right:24px;background:none;border:1px solid rgba(255,255,255,.25);
  color:#fff;width:38px;height:38px;border-radius:50%;font-size:16px;cursor:pointer}

/* ============ 首屏 ============ */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:flex-end;
  background:var(--ink);overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:56% 45%;
  animation:kb 24s var(--ease) infinite alternate}
@keyframes kb{from{transform:scale(1.03)}to{transform:scale(1.11) translate(-1.4%,-1%)}}
.hero-media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,22,31,.96) 0%,rgba(8,22,31,.8) 38%,rgba(8,22,31,.26) 68%,rgba(8,22,31,.55) 100%),
  linear-gradient(0deg,rgba(8,22,31,.95) 0%,rgba(8,22,31,.08) 46%,rgba(8,22,31,.42) 100%)}
.hero-body{position:relative;z-index:3;max-width:var(--max);margin:0 auto;width:100%;
  padding:0 40px 64px;flex:1;display:flex;flex-direction:column;justify-content:center}
.hero-tag{display:inline-flex;align-items:center;gap:10px;color:var(--kraft-l);font-size:11px;
  letter-spacing:.26em;font-weight:600;text-transform:uppercase;margin-bottom:26px}
.hero-tag i{width:6px;height:6px;background:var(--kraft);border-radius:50%;display:block;
  animation:pulse 2.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(200,121,42,.6)}70%{box-shadow:0 0 0 12px rgba(200,121,42,0)}100%{box-shadow:0 0 0 0 rgba(200,121,42,0)}}
.hero h1{color:#fff;font-size:clamp(40px,6vw,86px);line-height:1.04;font-weight:800;letter-spacing:-.035em}
.hero h1 em{font-style:normal;color:transparent;-webkit-text-stroke:1.5px var(--kraft-l);display:inline-block}
.hero-sub{color:rgba(255,255,255,.72);font-size:clamp(14px,1.2vw,16.5px);line-height:1.95;
  margin-top:28px;letter-spacing:.01em}
.hero-sub span{display:block}
.hero-sub b{color:#fff;font-weight:600}
.hero-actions{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap}
.hero-rail{position:absolute;right:40px;bottom:250px;z-index:4;display:flex;flex-direction:column;
  align-items:center;gap:16px}
.hero-rail .l{width:1px;height:64px;background:linear-gradient(to bottom,rgba(255,255,255,.42),transparent)}
.hero-rail span{writing-mode:vertical-rl;font-size:10px;letter-spacing:.3em;color:rgba(255,255,255,.4)}
.hero-stats{position:relative;z-index:5;border-top:1px solid rgba(255,255,255,.13)}
.hero-stats .wrap{display:grid;grid-template-columns:repeat(5,1fr);padding:0 40px}
.stat{padding:26px 24px 28px;border-left:1px solid rgba(255,255,255,.1);min-width:0}
.stat:first-child{border-left:none;padding-left:0}
.stat b{display:block;font-size:clamp(24px,2.4vw,34px);color:#fff;font-weight:800;
  letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.stat b small{font-size:.44em;font-weight:600;color:var(--kraft-l);margin-left:4px}
.stat span{display:block;font-size:11px;color:rgba(255,255,255,.45);letter-spacing:.14em;margin-top:10px}

/* ============ 内页头 ============ */
.phero{background:var(--ink);color:#fff;padding:calc(var(--nav-h) + 80px) 0 72px;position:relative;overflow:hidden}
.phero::after{content:"";position:absolute;right:-8%;top:-40%;width:52%;height:180%;
  background:radial-gradient(ellipse at center,rgba(200,121,42,.14),transparent 62%)}
.phero .wrap{position:relative;z-index:2}
.crumb{font-size:12px;color:rgba(255,255,255,.42);letter-spacing:.08em;margin-bottom:22px;
  display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.crumb a:hover{color:var(--kraft-l)}
.crumb i{font-style:normal;opacity:.4}
.phero h1{font-size:clamp(30px,4vw,54px);font-weight:800;letter-spacing:-.03em;line-height:1.15}
.phero p{color:rgba(255,255,255,.55);font-size:15px;margin-top:18px;max-width:60ch;line-height:1.9}

/* ============ 跑马灯 ============ */
.ticker{background:var(--kraft);overflow:hidden;padding:14px 0}
.ticker-in{display:flex;gap:52px;width:max-content;animation:roll 46s linear infinite}
@keyframes roll{to{transform:translateX(-50%)}}
.ticker span{color:#fff;font-size:12px;font-weight:600;letter-spacing:.2em;white-space:nowrap;
  display:flex;align-items:center;gap:52px}
.ticker span::after{content:"◆";font-size:6px;opacity:.55}

/* ============ 首页产品 ============ */
.sec-products{padding:clamp(70px,9vw,124px) 0;position:relative;background:var(--paper)}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.cat{display:flex;flex-direction:column;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:18px 18px 22px;position:relative;overflow:hidden;background:var(--paper);transition:background .45s var(--ease)}
.cat .thumb{background:#fff;aspect-ratio:1/1;display:grid;place-items:center;overflow:hidden;margin-bottom:18px}
.cat .thumb img{width:100%;height:100%;object-fit:contain;transition:transform .7s var(--ease)}
.cat:hover .thumb img{transform:scale(1.05)}
.cat .num{font-size:10px;letter-spacing:.2em;color:var(--gray-l);font-weight:700}
.cat h3{font-size:16.5px;font-weight:700;margin-top:8px;letter-spacing:-.01em;display:flex;
  align-items:center;justify-content:space-between;gap:8px}
.cat h3 svg{opacity:0;transform:translateX(-6px);transition:.4s var(--ease);color:var(--kraft)}
.cat:hover h3 svg{opacity:1;transform:none}
.cat:hover{background:#fff}
.cat.all{background:var(--ink);flex-direction:row;justify-content:space-between;align-items:center;
  padding:26px 30px;grid-column:span 3;gap:24px}
.cat.all p{max-width:34ch}
.cat.all .num{color:var(--kraft-l)}
.cat.all h3{color:#fff;margin-top:14px;font-size:20px}
.cat.all p{color:rgba(255,255,255,.45);font-size:12.5px;margin:0;line-height:1.7}

/* ============ 三大优势 ============ */
.sec-adv{background:var(--ink);color:#fff;padding:clamp(70px,9vw,118px) 0;position:relative;overflow:hidden}
.sec-adv::after{content:"";position:absolute;left:46%;top:-24%;width:62%;height:150%;
  background:radial-gradient(ellipse at center,rgba(200,121,42,.13),transparent 62%);pointer-events:none}
.sec-adv .sec-head h2{color:#fff}
.sec-adv .sec-index{color:rgba(255,255,255,.28)}
.adv-list{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line-d);position:relative;z-index:2}
.adv{padding:48px 38px 44px;border-right:1px solid var(--line-d);position:relative;transition:background .5s var(--ease)}
.adv:last-child{border-right:none}
.adv:hover{background:rgba(255,255,255,.035)}
.adv .bn{position:absolute;right:32px;top:40px;font-size:60px;font-weight:800;
  color:rgba(255,255,255,.045);line-height:1;letter-spacing:-.05em}
.adv .ico{width:50px;height:50px;color:var(--kraft-l);margin-bottom:28px}
.adv .ico svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.1}
.adv .k{font-size:10.5px;letter-spacing:.24em;color:rgba(255,255,255,.35);font-weight:700;margin-bottom:12px}
.adv h3{font-size:25px;font-weight:800;letter-spacing:-.02em;margin-bottom:16px}
.adv p{font-size:13.8px;line-height:2;color:rgba(255,255,255,.55)}
.adv p b{color:#fff;font-weight:600}

/* ============ 关于 ============ */
.sec-about{padding:clamp(70px,9vw,124px) 0;background:var(--paper)}
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:78px;align-items:center}
.about-vis{position:relative}
.about-vis .main{width:100%;aspect-ratio:4/3.3;object-fit:cover;box-shadow:0 40px 90px -34px rgba(8,22,31,.4)}
.about-vis .subimg{position:absolute;right:-30px;bottom:-44px;width:42%;aspect-ratio:1/1;object-fit:cover;
  border:8px solid var(--paper);box-shadow:0 28px 56px -22px rgba(8,22,31,.32)}
.about-badge{position:absolute;left:-26px;top:30px;background:var(--ink);color:#fff;padding:18px 22px;
  box-shadow:0 22px 46px -18px rgba(8,22,31,.5)}
.about-badge b{display:block;font-size:30px;font-weight:800;line-height:1;color:var(--kraft-l);letter-spacing:-.03em}
.about-badge span{display:block;font-size:9.5px;letter-spacing:.2em;color:rgba(255,255,255,.55);margin-top:8px}
.about-txt h2{font-size:clamp(26px,2.9vw,40px);line-height:1.2;font-weight:800;letter-spacing:-.025em;margin:18px 0 24px}
.about-txt p{font-size:14.5px;line-height:2.1;color:var(--gray);margin-bottom:16px}
.about-txt p b{color:var(--ink);font-weight:600}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:0 36px;margin:32px 0 36px;border-top:1px solid var(--line)}
.fact{display:flex;justify-content:space-between;align-items:baseline;padding:14px 0;border-bottom:1px solid var(--line)}
.fact span{font-size:12.5px;color:var(--gray)}
.fact b{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.more-link{display:inline-flex;align-items:center;gap:10px;font-size:13.5px;font-weight:700;
  padding-bottom:7px;border-bottom:1.5px solid var(--ink);transition:.36s var(--ease)}
.more-link:hover{gap:18px;color:var(--kraft);border-color:var(--kraft)}

/* ============ 应用领域 ============ */
.sec-apps{background:var(--ink-2);color:#fff;padding:clamp(60px,7vw,96px) 0}
.sec-apps h2{color:#fff;font-size:clamp(26px,3vw,42px);font-weight:800;letter-spacing:-.025em;margin-top:16px}
.sec-apps h2 span{color:var(--kraft-l)}
.tags{display:flex;flex-wrap:wrap;gap:11px;margin-top:36px}
.tag{border:1px solid rgba(255,255,255,.16);padding:13px 24px;border-radius:100px;font-size:13px;
  color:rgba(255,255,255,.8);transition:.36s var(--ease);display:flex;align-items:center;gap:11px}
.tag i{width:5px;height:5px;background:var(--kraft);border-radius:50%;display:block}
.tag:hover{background:var(--kraft);border-color:var(--kraft);color:#fff;transform:translateY(-3px)}
.apps-bt{margin-top:52px;padding-top:36px;border-top:1px solid var(--line-d);
  display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap}
.apps-bt p{font-size:13.5px;color:rgba(255,255,255,.45);line-height:1.9;max-width:54ch}

/* ============ 新闻 ============ */
.sec-news{padding:clamp(70px,9vw,124px) 0;background:var(--paper)}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 68px}
.n-feat{display:block;border-top:2px solid var(--ink);padding:30px 0 0}
.n-date{font-size:11px;letter-spacing:.16em;color:var(--kraft);font-weight:700;font-variant-numeric:tabular-nums}
.n-feat h3{font-size:22px;font-weight:800;line-height:1.45;letter-spacing:-.015em;margin:14px 0 12px;transition:color .3s}
.n-feat:hover h3{color:var(--kraft)}
.n-feat p{font-size:13.5px;line-height:1.95;color:var(--gray)}
.n-row{display:grid;grid-template-columns:62px 1fr 20px;gap:20px;align-items:center;
  padding:24px 0;border-bottom:1px solid var(--line);transition:.36s var(--ease)}
.n-row:first-child{border-top:1px solid var(--line)}
.n-row .d{font-size:19px;font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.n-row .d small{display:block;font-size:9.5px;font-weight:600;color:var(--gray-l);letter-spacing:.1em;margin-top:2px}
.n-row h4{font-size:14.5px;font-weight:600;line-height:1.55;transition:color .3s}
.n-row .arw{color:var(--gray-l);transition:.36s var(--ease);display:flex}
.n-row:hover{background:rgba(8,22,31,.028);padding-left:8px}
.n-row:hover h4{color:var(--kraft)}
.n-row:hover .arw{color:var(--kraft);transform:translateX(4px)}

/* ============ CTA ============ */
.cta{position:relative;background:var(--ink);overflow:hidden;padding:clamp(60px,8vw,110px) 0}
.cta .bg{position:absolute;inset:0;opacity:.28}
.cta .bg img{width:100%;height:100%;object-fit:cover;object-position:50% 42%}
.cta::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(8,22,31,.96),rgba(8,22,31,.6))}
.cta-in{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;
  gap:56px;flex-wrap:wrap}
.cta h2{color:#fff;font-size:clamp(28px,3.4vw,46px);font-weight:800;letter-spacing:-.03em;line-height:1.2;max-width:20ch}
.cta h2 span{color:var(--kraft-l)}
.cta p{color:rgba(255,255,255,.55);font-size:14.5px;line-height:1.9;margin-top:18px;max-width:46ch}
.cta-box{display:flex;flex-direction:column;gap:14px;min-width:290px}
.cta-tel{display:flex;flex-direction:column;gap:5px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.16)}
.cta-tel span{font-size:10.5px;letter-spacing:.2em;color:rgba(255,255,255,.4)}
.cta-tel b{font-size:30px;color:#fff;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.01em}

/* ============ 页脚 ============ */
.ft{background:var(--ink);color:rgba(255,255,255,.55);padding:72px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.ft-grid{display:grid;grid-template-columns:1.55fr .85fr .85fr 1.25fr;gap:48px;padding-bottom:56px}
.ft-brand .brand{margin-bottom:20px}
.ft-brand p{font-size:12.5px;line-height:2;max-width:34ch;color:rgba(255,255,255,.42)}
.ft-cert{display:flex;gap:9px;margin-top:22px;flex-wrap:wrap}
.ft-cert span{font-size:10px;letter-spacing:.1em;border:1px solid rgba(255,255,255,.16);
  padding:6px 11px;border-radius:2px;color:rgba(255,255,255,.55)}
.ft h5{color:#fff;font-size:11px;letter-spacing:.2em;font-weight:700;margin-bottom:20px}
.ft li{margin-bottom:11px}
.ft li a{font-size:13px;color:rgba(255,255,255,.5);transition:color .3s}
.ft li a:hover{color:var(--kraft-l)}
.ft-c p{font-size:13px;line-height:2.1;color:rgba(255,255,255,.5)}
.ft-c b{color:#fff;font-weight:600;font-variant-numeric:tabular-nums}
.ft-qr{display:flex;gap:14px;align-items:center;margin-top:18px}
.ft-qr img{width:78px;height:78px;background:#fff;padding:4px;border-radius:2px}
.ft-qr span{font-size:11px;color:rgba(255,255,255,.4);line-height:1.7}
.ft-bt{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;
  gap:20px;flex-wrap:wrap;font-size:11.5px;color:rgba(255,255,255,.35)}
.ft-bt a{color:rgba(255,255,255,.35)}
.ft-bt a:hover{color:rgba(255,255,255,.6)}

/* ============ 产品中心 ============ */
.sec-list{padding:56px 0 100px;background:var(--paper)}
.tabs{display:flex;flex-wrap:wrap;gap:8px;padding:26px 0;border-bottom:1px solid var(--line);margin-bottom:14px}
.tab{padding:9px 18px;border:1px solid var(--line);border-radius:2px;font-size:13px;
  color:var(--gray);transition:.3s var(--ease);background:#fff}
.tab:hover{border-color:var(--ink);color:var(--ink)}
.tab.on{background:var(--ink);border-color:var(--ink);color:#fff}
.list-bar{display:flex;justify-content:space-between;align-items:center;padding:14px 0 30px;
  font-size:12.5px;color:var(--gray-l);letter-spacing:.04em}
.list-bar b{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pcard{background:#fff;border:1px solid rgba(8,22,31,.07);display:block;
  transition:.4s var(--ease);position:relative;overflow:hidden}
.pcard img{width:100%;aspect-ratio:1/1;object-fit:contain;transition:transform .7s var(--ease)}
.pcard:hover{box-shadow:0 20px 44px -22px rgba(8,22,31,.35);transform:translateY(-3px)}
.pcard:hover img{transform:scale(1.05)}
.pcard .cap{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;background:linear-gradient(to top,rgba(8,22,31,.86),transparent);
  color:#fff;font-size:12.5px;font-weight:600;letter-spacing:.02em;opacity:0;transform:translateY(8px);transition:.4s var(--ease)}
.pcard:hover .cap{opacity:1;transform:none}
.pager{display:flex;gap:8px;justify-content:center;margin-top:52px;flex-wrap:wrap}
.pager a,.pager span{min-width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line);
  font-size:13px;color:var(--gray);transition:.3s;border-radius:2px;padding:0 12px}
.pager a:hover{border-color:var(--ink);color:var(--ink)}
.pager .on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ============ 文章 ============ */
.art-wrap{padding:56px 0 96px;background:#fff}
.art-head{border-bottom:1px solid var(--line);padding-bottom:28px;margin-bottom:38px}
.art-head h1{font-size:clamp(24px,2.8vw,36px);font-weight:800;line-height:1.4;letter-spacing:-.02em}
.art-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px;font-size:12.5px;color:var(--gray-l)}
.art-meta span{display:flex;align-items:center;gap:7px}
.prose{font-size:15.5px;line-height:2.05;color:#2A3B47;max-width:820px}
.prose p{margin:0 0 22px}
.prose h2,.prose h3{font-weight:800;letter-spacing:-.015em;color:var(--ink);margin:38px 0 16px;
  padding-left:14px;border-left:3px solid var(--kraft);line-height:1.4}
.prose h2{font-size:23px}.prose h3{font-size:18.5px;border-left-width:2px}
.prose img{max-width:100%;height:auto;margin:22px 0;border-radius:2px}
.prose ul,.prose ol{margin:0 0 22px 22px}
.prose li{margin-bottom:9px;list-style:disc}
.prose ol li{list-style:decimal}
.prose strong,.prose b{color:var(--ink);font-weight:700}
.prose table{width:100%;margin:26px 0;font-size:13.5px;border:1px solid var(--line);
  border-left:none;border-top:none}
.prose th{background:var(--paper);font-weight:700;text-align:left;color:var(--ink);font-size:13px}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;line-height:1.7}
.prose tr:nth-child(even) td{background:#FBFAF7}
.prose a{color:var(--kraft-d);border-bottom:1px solid rgba(200,121,42,.3)}
.prose blockquote{margin:24px 0;padding:18px 24px;background:var(--paper);border-left:3px solid var(--kraft);
  font-size:14.5px;color:var(--gray)}
.art-foot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;
  margin-top:52px;padding-top:26px;border-top:1px solid var(--line);font-size:13px;color:var(--gray)}
.art-foot a{display:flex;align-items:center;gap:8px;max-width:46%;transition:color .3s}
.art-foot a:hover{color:var(--kraft)}
.rel{margin-top:64px;padding-top:44px;border-top:1px solid var(--line)}
.rel h3{font-size:15px;font-weight:800;letter-spacing:.02em;margin-bottom:24px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.rel-grid a{border-top:2px solid var(--ink);padding-top:14px;display:block}
.rel-grid span{font-size:11px;color:var(--kraft);font-weight:700;letter-spacing:.1em}
.rel-grid h4{font-size:14.5px;font-weight:600;line-height:1.6;margin-top:10px;transition:color .3s}
.rel-grid a:hover h4{color:var(--kraft)}

/* ============ 内容页通用块 ============ */
.blk{padding:clamp(56px,7vw,96px) 0}
.blk-white{background:#fff}
.blk-paper{background:var(--paper)}
.txt-cols{columns:2;column-gap:56px;font-size:15px;line-height:2.05;color:var(--gray)}
.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mini{border:1px solid var(--line);padding:30px 28px 28px;background:#fff;transition:.4s var(--ease)}
.mini:hover{border-color:rgba(8,22,31,.3);transform:translateY(-3px);box-shadow:0 18px 40px -24px rgba(8,22,31,.3)}
.mini .k{font-size:10.5px;letter-spacing:.2em;color:var(--kraft);font-weight:700;margin-bottom:12px}
.mini h4{font-size:18px;font-weight:800;letter-spacing:-.01em;margin-bottom:10px}
.mini p{font-size:13.5px;line-height:1.9;color:var(--gray)}
.mini ul li{font-size:13.5px;color:var(--gray);line-height:1.95;padding-left:16px;position:relative}
.mini ul li::before{content:"";position:absolute;left:0;top:12px;width:5px;height:1px;background:var(--kraft)}
.eq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.eq-grid a{display:block;overflow:hidden;background:var(--ink);position:relative}
.eq-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .8s var(--ease);opacity:.94}
.eq-grid a:hover img{transform:scale(1.05);opacity:1}
.quote{background:var(--ink);color:#fff;padding:clamp(50px,7vw,88px) 0;text-align:center;position:relative;overflow:hidden}
.quote::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 120%,rgba(200,121,42,.18),transparent 60%)}
.quote blockquote{position:relative;z-index:2;font-size:clamp(20px,2.6vw,32px);font-weight:800;
  line-height:1.6;letter-spacing:-.02em;max-width:22ch;margin:0 auto}
.quote cite{position:relative;z-index:2;display:block;margin-top:22px;font-style:normal;
  font-size:11.5px;letter-spacing:.24em;color:var(--kraft-l);font-weight:700}
.cert{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cert .c{border:1px solid var(--line);padding:28px;background:#fff;display:flex;gap:20px;align-items:flex-start}
.cert .ico{width:44px;height:44px;flex:0 0 44px;border:1px solid var(--kraft);border-radius:50%;
  display:grid;place-items:center;color:var(--kraft)}
.cert b{display:block;font-size:15px;font-weight:800;margin-bottom:6px}
.cert span{font-size:12.5px;color:var(--gray);line-height:1.8;display:block}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.cinfo li{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.cinfo .k{font-size:11px;letter-spacing:.14em;color:var(--gray-l);min-width:64px;padding-top:3px;font-weight:600}
.cinfo .v{font-size:15px;font-weight:600;color:var(--ink);line-height:1.7;font-variant-numeric:tabular-nums}
.cinfo .v small{display:block;font-size:12px;font-weight:400;color:var(--gray-l);margin-top:2px}
.form{background:#fff;border:1px solid var(--line);padding:34px 32px 32px}
.form h3{font-size:17px;font-weight:800;margin-bottom:6px}
.form p.fh{font-size:12.5px;color:var(--gray-l);margin-bottom:24px}
.form input,.form textarea{width:100%;border:1px solid var(--line);background:var(--tile);
  padding:14px 16px;font-size:14px;font-family:inherit;color:var(--ink);margin-bottom:14px;
  border-radius:2px;transition:.3s}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--kraft);background:#fff;
  box-shadow:0 0 0 3px rgba(200,121,42,.1)}
.form textarea{min-height:120px;resize:vertical}
.form .btn{width:100%;margin-top:6px}
.form .note{font-size:11.5px;color:var(--gray-l);margin-top:14px;line-height:1.7}

/* ---------- 地图/到厂 ---------- */
.route{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
.route .c{background:#fff;border:1px solid var(--line);padding:26px 28px}
.route b{display:block;font-size:14px;font-weight:800;margin-bottom:10px}
.route p{font-size:13px;color:var(--gray);line-height:1.95}

/* ---------- 出现动画 ---------- */
.rv{opacity:0;transform:translateY(28px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.08s}.rv[data-d="2"]{transition-delay:.16s}
.rv[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}
  .hero-media img,.ticker-in{animation:none}}

/* ---------- 灯箱 ---------- */
.lb{position:fixed;inset:0;z-index:1200;background:rgba(6,16,24,.94);display:none;
  align-items:center;justify-content:center;padding:5vw}
.lb.on{display:flex}
.lb img{max-width:100%;max-height:88vh;object-fit:contain;background:#fff}
.lb .x{position:absolute;top:24px;right:28px;background:none;border:1px solid rgba(255,255,255,.3);
  color:#fff;width:42px;height:42px;border-radius:50%;font-size:18px;cursor:pointer}
.lb .cap{position:absolute;bottom:26px;left:0;right:0;text-align:center;color:rgba(255,255,255,.7);font-size:13px}

/* ---------- 移动端底部操作条 ---------- */
.mbar{display:none}
.mwx{position:fixed;inset:0;z-index:1300;background:rgba(6,16,24,.72);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:center;padding:24px;
  opacity:0;pointer-events:none;transition:opacity .26s var(--ease)}
.mwx.on{opacity:1;pointer-events:auto}
.mwx-in{position:relative;background:#fff;padding:30px 26px 24px;width:min(100%,320px);text-align:center;
  transform:translateY(14px);transition:transform .3s var(--ease)}
.mwx.on .mwx-in{transform:none}
.mwx-x{position:absolute;top:8px;right:10px;background:none;border:0;padding:8px;cursor:pointer;
  font-size:15px;line-height:1;color:var(--gray-l)}
.mwx-h{font-size:12.5px;letter-spacing:.12em;font-weight:600;color:var(--ink)}
.mwx-qr{margin:16px auto 14px;width:196px;height:196px;padding:8px;border:1px solid var(--line);background:#fff}
.mwx-qr img{width:100%;height:100%;object-fit:contain;display:block}
.mwx p{font-size:12.5px;line-height:1.9;color:var(--gray);margin:0}
.mwx p b{color:var(--ink);font-size:14px;letter-spacing:.02em}
.mwx p span{display:inline-block;margin-top:4px;font-size:11px;color:var(--gray-l);letter-spacing:.04em}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .menu{gap:22px}
  .hd-tel{display:none}
}
@media (max-width:1080px){
  .wrap,.wrap-n,.hd-in,.hero-body,.hero-stats .wrap{padding-left:22px;padding-right:22px}
  .menu,.hd-cta{display:none}
  .burger{display:block}
  .hero{min-height:92vh}
  .hero-stats .wrap{grid-template-columns:repeat(3,1fr)}
  .stat{padding:20px 14px 22px}
  .stat:nth-child(4){border-left:none;padding-left:0}
  .cat-grid,.pgrid{grid-template-columns:repeat(2,1fr)}
  .cat.all{grid-column:span 2;flex-direction:column;align-items:flex-start}
  .adv-list{grid-template-columns:1fr}
  .adv{border-right:none;border-bottom:1px solid var(--line-d)}
  .about-grid{grid-template-columns:1fr;gap:80px}
  .about-vis .subimg{right:0;width:38%}
  .news-grid{grid-template-columns:1fr;gap:44px}
  .ft-grid{grid-template-columns:1fr 1fr;gap:38px}
  .mini-grid,.eq-grid,.rel-grid{grid-template-columns:1fr 1fr}
  .contact-grid,.route,.cert{grid-template-columns:1fr}
  .txt-cols{columns:1}
  .hero-rail{display:none}
  .phero{padding:calc(var(--nav-h) + 54px) 0 54px}
  .mbar{display:grid;grid-template-columns:1fr 1fr 1.18fr;
    position:fixed;left:0;right:0;bottom:0;z-index:940;
    background:rgba(8,22,31,.97);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-top:1px solid rgba(255,255,255,.09);box-shadow:0 -10px 30px rgba(6,16,24,.2);
    padding-bottom:env(safe-area-inset-bottom);transition:transform .3s var(--ease)}
  .mbar.hide{transform:translateY(110%)}
  .mbar .mb{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
    height:56px;border:0;background:none;color:rgba(255,255,255,.82);font-family:inherit;
    font-size:11px;letter-spacing:.06em;text-decoration:none;cursor:pointer;-webkit-tap-highlight-color:transparent}
  .mbar .mb svg{width:19px;height:19px;opacity:.88}
  .mbar .mb:active{background:rgba(255,255,255,.07)}
  .mbar .mb-cta{background:var(--kraft);color:#fff;font-weight:600}
  .mbar .mb-cta svg{opacity:1}
  .mbar .mb-cta:active{background:var(--kraft-d)}
  /* 用页脚内边距让出操作条的高度，避免底部出现浅色空条 */
  .ft{padding-bottom:calc(56px + env(safe-area-inset-bottom))}
}
@media (max-width:640px){
  .hero-stats .wrap{grid-template-columns:1fr 1fr;padding-left:16px;padding-right:16px}
  .stat{padding:16px 12px 18px}
  .stat:nth-child(3){border-left:none;padding-left:0}
  .stat b{font-size:22px}
  .stat span{font-size:10px;letter-spacing:.08em}
  .hero-tag{font-size:9.5px;letter-spacing:.18em;line-height:1.9}
  .list-bar{flex-direction:column;align-items:flex-start;gap:6px}
  .brand-txt span{font-size:8px;letter-spacing:.14em}
  .cat-grid,.pgrid{grid-template-columns:1fr 1fr;gap:10px}
  .cat{padding:12px 12px 16px}
  .cat h3{font-size:13.5px}
  .mini-grid,.eq-grid,.rel-grid{grid-template-columns:1fr}
  .ft-grid{grid-template-columns:1fr}
  .art-foot a{max-width:100%}
  .hero h1{font-size:clamp(32px,9vw,44px)}
  .hero-sub span{white-space:normal}
  .prose{font-size:15px}
  .prose table{font-size:12.5px}
  .prose th,.prose td{padding:8px 10px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .sec-index{display:none}
}