/* Three deliberately different page systems. The selected colour theme only
   adjusts each system's accent; layout controls the visual language. */
.site{overflow-x:hidden}
.site a,.site button{transition:background-color .2s,color .2s,border-color .2s,transform .2s}
.site a:focus-visible,.site button:focus-visible,.site input:focus-visible,.site textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

/* Classic: engineering drawing. Graphite ink on a cool ground, one inspection-red
   accent, and a gear drawing as the only loud element on the page.
   All content sits on ONE left/right baseline (.cl-wrap) — no nested offsets. */
.layout-classic{--accent:#b32b22;--accent-ink:#e88b7c;--dark:#262f2c;--paper:#e9ebe6;--surface:#fff;--classic-line:#c6ccc5;
  --cl-ink:#1d2523;--cl-band:#262f2c;--cl-paper:#e9ebe6;--cl-surface:#fff;--cl-line:#c6ccc5;--cl-muted:#5c6763;--cl-mark:#b32b22;--cl-mark-ink:#e88b7c;
  --cl-mark-soft:#f07a6a;--cl-wrap:1196px;--cl-gut:clamp(18px,4vw,44px);--cl-step:clamp(52px,6.5vw,92px);
  color:var(--cl-ink);background:var(--cl-paper)}
.layout-classic.theme-precision{--accent:#8a5a24;--dark:#2b2823;--paper:#efede6;--cl-mark:#8a5a24;--cl-paper:#efede6;--cl-band:#2b2823;--cl-line:#cbc6ba;--cl-muted:#615c52;--cl-mark-ink:#d99a5b}
.layout-classic.theme-catalog{--accent:#26557a;--accent-ink:#469de1;--dark:#22303c;--paper:#e8eef0;--cl-mark:#26557a;--cl-paper:#e8eef0;--cl-band:#22303c;--cl-line:#c2ced4;--cl-muted:#556a76;--cl-mark-ink:#7fb4e8}

/* 唯一版心：横向留白只在这里出现；区块只声明上下内边距 */
.layout-classic .cl-wrap{width:min(var(--cl-wrap),calc(100% - 2*var(--cl-gut)));margin-inline:auto}
.layout-classic .cl-sec{padding-block:var(--cl-step)}
.layout-classic .cl-empty{margin-top:24px;padding:22px;border:1px solid var(--cl-line);background:var(--cl-surface);color:var(--cl-muted)}
.layout-classic .cl-more{font-size:14px;font-weight:700;border-bottom:1px solid currentColor;padding-bottom:2px;white-space:nowrap}

/* ── 顶栏 ───────────────────────────────────────────────────────────── */
.layout-classic .site-nav{display:block;height:auto;padding:0;position:sticky;top:0;z-index:20;
  background:var(--cl-paper);color:var(--cl-ink);border-bottom:1px solid var(--cl-line)}
.layout-classic .cl-nav-in{display:flex;align-items:center;gap:clamp(14px,2.2vw,34px);min-height:74px;flex-wrap:wrap}
.layout-classic .site-brand{font-size:21px;font-weight:700;letter-spacing:.02em;margin-right:auto;color:var(--cl-ink)}
.layout-classic .cl-nav-in .cl-nav{display:flex;gap:clamp(14px,2.2vw,30px);font-size:15px;font-weight:400;text-transform:none;letter-spacing:0}
.layout-classic .cl-nav-in .cl-nav a{padding-block:6px;border-bottom:2px solid transparent;color:var(--cl-ink)}
.layout-classic .cl-nav-in .cl-nav a:hover{color:var(--cl-ink);border-bottom-color:var(--cl-mark)}
.layout-classic .cl-nav-in .cl-nav a[aria-current=page]{font-weight:700;border-bottom-color:var(--cl-ink)}
.layout-classic .cl-nav-cta{min-height:44px;padding:0 20px;border-radius:0;background:var(--cl-mark);color:#fff;font-size:15px;font-weight:700}
.layout-classic .cl-nav-cta:hover{background:#8f1f18;transform:none}
.layout-classic .visitor-language-slot{display:flex}

/* ── 按钮 ───────────────────────────────────────────────────────────── */
.layout-classic .button,.layout-classic button{border-radius:0;background:var(--cl-mark);color:#fff;
  font-size:15px;font-weight:700;letter-spacing:0;min-height:46px;padding:0 24px}
.layout-classic .button:hover,.layout-classic button:hover{opacity:1;background:#8f1f18}
.layout-classic .button.secondary{background:transparent;color:var(--cl-ink);box-shadow:inset 0 0 0 1px var(--cl-ink)}
.layout-classic .button.secondary:hover{background:var(--cl-ink);color:#fff}
.layout-classic input,.layout-classic textarea,.layout-classic select{border-radius:0;border-color:var(--cl-line);color:var(--cl-ink)}

/* ── 首屏 ───────────────────────────────────────────────────────────── */
.layout-classic .cl-hero{padding-block:clamp(40px,5.4vw,76px) clamp(44px,5.6vw,74px)}
.layout-classic .cl-hero-in{display:grid;grid-template-columns:minmax(0,0.95fr) minmax(0,1.05fr);gap:clamp(26px,4.2vw,64px);align-items:center}
.layout-classic .cl-hero h1{font-size:clamp(30px,4.1vw,56px);line-height:1.12;letter-spacing:-.02em;font-weight:700;max-width:none;margin:0}
.layout-classic .cl-lede{margin:20px 0 0;font-size:17px;line-height:1.85;color:var(--cl-muted);max-width:34em}
.layout-classic .cl-actions{margin-top:32px;display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.layout-classic .cl-tel{display:flex;flex-direction:column;line-height:1.3}
.layout-classic .cl-tel span{font-size:12px;color:var(--cl-muted)}
.layout-classic .cl-tel strong{font-size:19px;font-weight:700}

/* ── 齿形图纸 ───────────────────────────────────────────────────────── */
.layout-classic .cl-drawing{margin:0;background:var(--cl-surface);border:1px solid var(--cl-line)}
.layout-classic .cl-drawing svg{width:100%;height:auto;padding:clamp(10px,2vw,22px)}
.layout-classic .cl-goutline{fill:none;stroke:var(--cl-ink);stroke-width:1.4;stroke-linejoin:round}
.layout-classic .cl-gpitch{fill:none;stroke:var(--cl-ink);stroke-width:1;stroke-dasharray:7 4 1.5 4}
.layout-classic .cl-gbore{fill:none;stroke:var(--cl-ink);stroke-width:1.2}
.layout-classic .cl-gcenter{stroke:var(--cl-ink);stroke-width:.7;stroke-dasharray:14 3 2 3;opacity:.75}
.layout-classic .cl-gdraw{stroke:var(--cl-mark);stroke-width:.9;fill:none}
.layout-classic .cl-drawing marker path{fill:var(--cl-mark)}
.layout-classic .cl-gnote{fill:var(--cl-ink);font-size:11px;font-family:Bahnschrift,"DIN Alternate","Arial Narrow",Arial,sans-serif;
  paint-order:stroke;stroke:#fff;stroke-width:3.5px;stroke-linejoin:round}
.layout-classic .cl-gnote.cl-hi{fill:var(--cl-mark);font-weight:700}
.layout-classic .cl-gnote.cl-mid{text-anchor:middle}
.layout-classic .cl-gnote.cl-end{text-anchor:end}
@media (prefers-reduced-motion:no-preference){
  .layout-classic .cl-goutline{stroke-dasharray:1000;stroke-dashoffset:1000;animation:cl-draw .9s cubic-bezier(.2,.7,.2,1) .15s forwards}
  .layout-classic .cl-gdraw{opacity:0;animation:cl-fade .4s ease-out .8s forwards}
  .layout-classic .cl-gfade{opacity:0;animation:cl-fade .45s ease-out 1.05s forwards}
  @keyframes cl-draw{to{stroke-dashoffset:0}}
  @keyframes cl-fade{to{opacity:1}}
}
.layout-classic .cl-titleblock{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0;font-size:12px}
.layout-classic .cl-titleblock div{padding:10px 12px;border-top:1px solid var(--cl-line);border-right:1px solid var(--cl-line)}
.layout-classic .cl-titleblock div:nth-child(3n){border-right:0}
.layout-classic .cl-titleblock dt{color:var(--cl-muted);font-size:12px;line-height:1.5}
.layout-classic .cl-titleblock dd{margin:0;font-size:13px}

/* ── 参数条：把形容词式大数字换成带标签的工程参数 ───────────────────── */
.layout-classic .cl-specs{border-top:1px solid var(--cl-line);border-bottom:3px double var(--cl-line);background:var(--cl-surface)}
.layout-classic .cl-specs-in{padding-block:26px 24px}
.layout-classic .cl-specs ul{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));margin:0;padding:0;list-style:none}
.layout-classic .cl-specs li{padding:22px 20px 22px 0;border-left:1px solid var(--cl-line)}
.layout-classic .cl-specs li:first-child{border-left:0;padding-left:0}
.layout-classic .cl-specs li+li{padding-left:20px}
.layout-classic .cl-specs b{display:block;font-size:clamp(18px,1.75vw,24px);line-height:1.15;letter-spacing:-.01em}
.layout-classic .cl-specs small{display:block;margin-top:6px;font-size:13px;color:var(--cl-muted)}

/* ── 制造能力：真序列，编号在这里才成立 ─────────────────────────────── */
.layout-classic .cl-cap{background:var(--cl-band);color:#e7eae5}
.layout-classic .cl-cap .cl-sec{padding-bottom:calc(var(--cl-step) - 8px)}
.layout-classic .cl-cap h2{color:#e7eae5}
.layout-classic .cl-spine{margin:clamp(30px,4vw,50px) 0 0;padding:0;list-style:none;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
.layout-classic .cl-spine li{position:relative;padding:30px 12px 0 0}
.layout-classic .cl-spine li::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:#58635e}
.layout-classic .cl-spine li:first-child::after{content:"";position:absolute;top:-4px;left:0;width:9px;height:9px;background:var(--cl-mark)}
.layout-classic .cl-spine .cl-no{display:block;margin-bottom:5px;font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--cl-mark-soft)}
.layout-classic .cl-spine b{display:block;font-size:clamp(14px,1.25vw,17px);font-weight:700;line-height:1.45}

/* ── 区块标题（左对齐、无眉标） ─────────────────────────────────────── */
.layout-classic .cl-sechead{display:flex;align-items:baseline;justify-content:space-between;gap:24px;flex-wrap:wrap}
.layout-classic .cl-sechead h2{margin:0;font-size:clamp(24px,3vw,38px);line-height:1.2;letter-spacing:-.02em}
/* capabilitySection 是三套版式共用的，眉标在 classic 里不显示 */
.layout-classic .eyebrow,.layout-classic .section-heading>span,.layout-classic .page-title>span{display:none}

/* ── 产品：参数行，1 件和 12 件都不会露出空宫格 ─────────────────────── */
.layout-classic .cl-plist{margin-top:clamp(24px,3.2vw,38px);border-top:2px solid var(--cl-ink)}
.layout-classic .cl-plist-head{display:grid;grid-template-columns:1.3fr 1fr 2.2fr auto;gap:20px;padding:11px 0;
  border-bottom:1px solid var(--cl-line);font-size:12.5px;color:var(--cl-muted)}
.layout-classic .cl-row{display:grid;grid-template-columns:1.3fr 1fr 2.2fr auto;gap:20px;align-items:center;
  padding:18px 0;border-bottom:1px solid var(--cl-line);color:inherit}
.layout-classic .cl-row:hover{background:#dfe3dd}
/* 行是「查看详情」、最后一格是「询价」——两件事两个入口。前三个单元格包在 .cl-row-main 里，
   display:contents 让它们继续当网格项，布局一格不变，而「询价」可以单独做一个链接。 */
.layout-classic .cl-row-main{display:contents}
.layout-classic .cl-name{font-size:19px;font-weight:700;letter-spacing:-.01em}
.layout-classic .cl-name span{display:block;margin-top:3px;font-size:12.5px;font-weight:400;letter-spacing:0;color:var(--cl-muted)}
.layout-classic .cl-cat{font-size:14px;color:var(--cl-muted)}
.layout-classic .cl-par{font-size:14.5px;line-height:1.9;display:flex;flex-wrap:wrap;gap:0 22px}
.layout-classic .cl-par>span{white-space:nowrap}
.layout-classic .cl-par i{font-style:normal;margin-right:6px;color:var(--cl-muted)}
.layout-classic .cl-go{font-size:13.5px;font-weight:700;color:var(--cl-mark);border-bottom:1px solid currentColor;padding-bottom:2px;white-space:nowrap}
.layout-classic .cl-allrow{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:16px 0;font-size:14px}
.layout-classic .cl-allrow span{color:var(--cl-muted)}
.layout-classic .cl-allrow a{font-weight:700;border-bottom:1px solid currentColor;padding-bottom:2px}

/* ── 应用行业 / 质量资质 ────────────────────────────────────────────── */
.layout-classic .cl-tags{margin:clamp(22px,3vw,34px) 0 0;padding:0;list-style:none;border-top:2px solid var(--cl-ink);
  display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.layout-classic .cl-tags li{padding:18px 16px 18px 0;border-bottom:1px solid var(--cl-line);font-size:16px;font-weight:700}
.layout-classic .cl-tags li::before{content:"";display:inline-block;width:9px;height:3px;margin-right:10px;vertical-align:middle;background:var(--cl-mark)}
.layout-classic .cl-qb{margin-top:clamp(22px,3vw,34px);padding:clamp(20px,2.6vw,32px);background:var(--cl-surface);border:1px solid var(--cl-line)}
.layout-classic .cl-certlist{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.layout-classic .cl-certlist li{padding:10px 20px 10px 0;font-size:16px;font-weight:700}
.layout-classic .cl-certlist li::before{content:"";display:inline-block;width:9px;height:3px;margin-right:10px;vertical-align:middle;background:var(--cl-mark)}

/* ── 新闻：期刊式目录行 ─────────────────────────────────────────────── */
.layout-classic .cl-newslist{margin-top:clamp(22px,3vw,34px);border-top:2px solid var(--cl-ink)}
.layout-classic .cl-newslist a{display:grid;grid-template-columns:130px minmax(0,1.5fr) minmax(0,2.4fr);gap:clamp(16px,3vw,44px);
  padding:19px 0;border-bottom:1px solid var(--cl-line);align-items:baseline;color:inherit}
.layout-classic .cl-newslist a:hover{background:#dfe3dd}
.layout-classic .cl-newslist time{font-size:13px;color:var(--cl-muted);letter-spacing:.06em}
.layout-classic .cl-newslist h3{margin:0;font-size:18px;font-weight:700}
.layout-classic .cl-newslist span{font-size:14.5px;color:var(--cl-muted)}

/* ── 询盘 / 页脚 ────────────────────────────────────────────────────── */
.layout-classic .cl-ask{background:var(--cl-band);color:#e7eae5;border-top:4px solid var(--cl-mark)}
.layout-classic .cl-ask h2{margin:0;font-size:clamp(25px,3.3vw,42px);line-height:1.2;letter-spacing:-.02em;max-width:20em}
.layout-classic .cl-ask p{margin:15px 0 0;font-size:16px;color:#a9b5af;max-width:44em}
.layout-classic .cl-ask-act{margin-top:32px;display:flex;gap:clamp(20px,3.4vw,50px);flex-wrap:wrap;align-items:center}
/* CTA 里的电话是「行动句」而不是「信息条目」—— 和页脚的 .cl-foot-kv 明确拉开：
   首页底部这两个区块上下相邻，若都写成「标签 + 值」，同一屏里就是同一句话读两遍。 */
.layout-classic .cl-ask-tel{font-size:15px;color:#a9b5af;border-bottom:1px solid #ffffff33;padding-bottom:3px;transition:border-color .2s,color .2s}
.layout-classic .cl-ask-tel strong{font-size:17px;font-weight:700;color:#e7eae5;letter-spacing:.01em;font-variant-numeric:tabular-nums}
.layout-classic .cl-ask-tel:hover{color:#fff;border-bottom-color:var(--cl-mark)}
.layout-classic .site-footer{display:block;padding:0;background:#1b2321;color:#a9b5af;font-size:13px}
.layout-classic .site-footer span{color:#a9b5af}
.layout-classic .cl-foot-in{display:flex;gap:20px 42px;justify-content:space-between;flex-wrap:wrap;align-items:baseline;padding-block:32px}
.layout-classic .cl-foot-in strong{color:#e7eae5;font-size:15px}
.layout-classic .cl-foot-kv i{font-style:normal;margin-right:8px;color:#8b9691}

/* ── 内页页头：四个内页统一「图号 + 内容自己当主标题」 ────────────────
   产品中心 / 新闻动态 / 关于我们 / 联系我们 共用一套：
   页面名降为 12.5px 图号（chrome），页面里真正的主角当唯一 h1。
   图纸语言里的图号母题：12.5px 标签 + 9px 检验红索引方块 + 延伸细线。 */
.layout-classic .cl-page-intro{padding-block:clamp(38px,4.6vw,64px) clamp(34px,4.2vw,58px)}
.layout-classic .cl-page-mark{display:flex;align-items:center;gap:12px;margin:0 0 clamp(18px,2.4vw,30px);
  font-size:12.5px;letter-spacing:.12em;color:var(--cl-muted)}
.layout-classic .cl-page-mark::before{content:"";flex:0 0 auto;width:9px;height:9px;background:var(--cl-mark)}
.layout-classic .cl-page-mark::after{content:"";flex:1 1 auto;height:1px;background:var(--cl-line)}
.layout-classic .cl-page-intro h1{margin:0;font-size:clamp(30px,4.1vw,56px);line-height:1.08;letter-spacing:-.02em;font-weight:700}
.layout-classic .cl-about-in{display:grid;grid-template-columns:minmax(0,1.42fr) minmax(0,0.58fr);
  gap:clamp(28px,4.4vw,68px);align-items:start}
.layout-classic .cl-about-in-solo{grid-template-columns:minmax(0,1fr)}
.layout-classic .cl-about-copy .cl-lede{margin-top:clamp(15px,1.7vw,21px);max-width:30em}
.layout-classic .cl-record{margin:0;border-top:2px solid var(--cl-ink)}
.layout-classic .cl-record>div{padding:12px 0;border-bottom:1px solid var(--cl-line)}
.layout-classic .cl-record>div:last-child{padding-bottom:0;border-bottom:0}
.layout-classic .cl-record dt{font-size:12.5px;letter-spacing:.06em;color:var(--cl-muted)}
.layout-classic .cl-record dd{margin:5px 0 0;font-size:15.5px;font-weight:700;color:var(--cl-ink);overflow-wrap:anywhere}
.layout-classic .cl-detail-in{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,0.95fr);gap:clamp(26px,4vw,58px);align-items:start}
.layout-classic .cl-detail-media img{width:100%;height:auto;background:var(--cl-surface);border:1px solid var(--cl-line)}
.layout-classic .product-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}
.layout-classic .product-gallery img{aspect-ratio:1;object-fit:contain;padding:10px}
.layout-classic .product-gallery img:first-child{grid-column:1/-1;aspect-ratio:4/3;padding:14px}
.layout-classic .cl-cat{margin:0;font-size:14px;font-weight:700;color:var(--cl-mark)}
.layout-classic .cl-detail-copy h1{margin:8px 0 0;font-size:clamp(28px,3.4vw,46px);letter-spacing:-.02em}
.layout-classic .cl-detail-copy>.cl-lede{margin-top:16px}
.layout-classic .cl-detail-copy>.button{margin-top:26px}
.layout-classic .cl-spec-list{margin:26px 0 0;border-top:2px solid var(--cl-ink)}
.layout-classic .cl-spec-list div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:16px;padding:11px 0;border-bottom:1px solid var(--cl-line)}
.layout-classic .cl-spec-list dt{font-size:14px;color:var(--cl-muted)}
.layout-classic .cl-spec-list dd{margin:0;font-size:15px}
.layout-classic .cl-contact-in{display:grid;grid-template-columns:minmax(0,0.85fr) minmax(0,1.15fr);gap:clamp(26px,4vw,60px);align-items:start}
.layout-classic .cl-contact-copy h1{margin-bottom:clamp(16px,1.8vw,22px)}
.layout-classic .cl-contact-in p{margin:0 0 12px;font-size:16px}
.layout-classic .cl-kv-label{display:inline-block;min-width:56px;font-size:14px;color:var(--cl-muted)}
.layout-classic .cl-form{display:flex;flex-direction:column;gap:16px;padding:clamp(20px,2.6vw,30px);background:var(--cl-surface);border:1px solid var(--cl-line)}
.layout-classic .cl-form label{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:700;color:var(--cl-ink)}
.layout-classic .cl-form .privacy{flex-direction:row;align-items:center;gap:9px;font-weight:400;color:var(--cl-muted)}
.layout-classic .cl-form input[type=checkbox]{width:auto;flex:0 0 auto}
.layout-classic .cl-form .button{margin-top:6px}
/* 询盘表单顶部先回答「我在问哪一款」：产品名 + 关键参数。配色只用表单自己的 tokens，三套主题都安全。 */
.layout-classic .inquiry-target{display:flex;flex-direction:column;gap:5px;padding:13px 16px;border:1px solid var(--cl-line);border-left:3px solid var(--cl-mark)}
.layout-classic .inquiry-target span{font-size:11.5px;letter-spacing:.12em;color:var(--cl-muted)}
.layout-classic .inquiry-target strong{font-size:17px}
.layout-classic .inquiry-target small{font-size:12.5px;color:var(--cl-muted)}
.layout-classic .cl-ask-note{font-size:14px}
/* 这条在 .cl-ask（背景 = --cl-band 深色带）上，用 --cl-mark 原色只有 2.15:1 ⇒ 换 ink 版。
   其余 5 处 color:var(--cl-mark) 都在浅底上（cl-go / cl-cat / capability-grid / nav hover），别动。 */
.layout-classic .cl-ask-note a{color:var(--cl-mark-ink);border-bottom:1px solid currentColor}

/* ── capabilitySection（三套版式共用，classic 里跟着新 tokens 走） ──── */
.layout-classic .section{padding-block:var(--cl-step)}
.layout-classic .section-heading{display:block;margin-bottom:clamp(22px,3vw,34px)}
.layout-classic .section-heading h2{margin:0;font-size:clamp(24px,3vw,38px);letter-spacing:-.02em}
.layout-classic .capability-presentation>p{max-width:46em;font-size:17px;line-height:1.85;color:var(--cl-muted)}
.layout-classic .capability-grid{margin-top:clamp(24px,3.2vw,38px);display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:1px;background:var(--cl-line);border:1px solid var(--cl-line)}
.layout-classic .capability-grid article{padding:24px;background:var(--cl-surface)}
.layout-classic .capability-grid article span{display:block;margin-bottom:8px;font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--cl-mark)}
.layout-classic .capability-grid article h3{margin:0;font-size:16px;line-height:1.5}
.layout-classic .capability-presentation>h3{margin:34px 0 10px;font-size:20px}
.layout-classic .capability-presentation .button{margin-top:30px}

/* ── 响应式 ─────────────────────────────────────────────────────────── */
@media(max-width:1080px){
  .layout-classic .cl-specs ul{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
  .layout-classic .cl-spine{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));row-gap:26px}
}
@media(max-width:900px){
  .layout-classic .cl-hero-in{grid-template-columns:1fr;gap:34px}
  .layout-classic .cl-plist-head{display:none}
  .layout-classic .cl-row{grid-template-columns:1fr;gap:9px;padding:19px 0}
  .layout-classic .cl-newslist a{grid-template-columns:1fr;gap:7px}
  .layout-classic .cl-detail-in,.layout-classic .cl-contact-in{grid-template-columns:1fr;gap:30px}
  .layout-classic .cl-about-in{grid-template-columns:1fr;gap:30px}
}
@media(max-width:640px){
  .layout-classic .site-nav{position:static}
  .layout-classic .cl-nav-in{gap:12px 14px;padding-block:14px;min-height:0}
  .layout-classic .site-brand{order:1;flex:0 1 auto;margin-right:auto;font-size:19px}
  .layout-classic .cl-nav-cta{order:2;min-height:44px;padding:0 18px}
  .layout-classic .cl-nav-in .cl-nav{order:3;flex:1 1 auto;gap:13px;font-size:14px}
  .layout-classic .cl-nav-in .cl-nav a{padding-block:9px}
  .layout-classic .visitor-language-slot{order:4;margin-left:auto}
  .layout-classic .cl-hero h1{font-size:clamp(28px,8vw,40px)}
  .layout-classic .cl-page-intro h1{font-size:clamp(28px,8vw,40px)}
  .layout-classic .cl-sec,.layout-classic .section{padding-block:clamp(42px,10vw,58px)}
  .layout-classic .cl-specs ul{grid-template-columns:repeat(2,minmax(0,1fr))}
  .layout-classic .cl-specs li:nth-child(odd){border-left:0;padding-left:0}
  .layout-classic .cl-specs li:nth-child(even){border-left:1px solid var(--cl-line);padding-left:16px}
  .layout-classic .cl-specs li:nth-child(n+3){border-top:1px solid var(--cl-line)}
  .layout-classic .cl-spine{grid-template-columns:repeat(2,minmax(0,1fr))}
  .layout-classic .cl-titleblock{grid-template-columns:repeat(2,minmax(0,1fr))}
  .layout-classic .cl-titleblock div:nth-child(3n){border-right:1px solid var(--cl-line)}
  .layout-classic .cl-titleblock div:nth-child(2n){border-right:0}
  .layout-classic .cl-ask-act{gap:18px}
}

/* Editorial: ivory magazine, burgundy ink, generous space and offset imagery. */
.layout-editorial{--accent:#9e4631;--accent-ink:#fb6f4e;--dark:#44292a;--template-paper:#f5f0e8;--template-line:#d8c9b9;--surface:#fffaf2;background:var(--template-paper);color:#382b29;font-family:Georgia,'Noto Serif SC',serif}
.layout-editorial.theme-precision{--accent:#987047;--accent-ink:#c9975f;--dark:#3f3028;--template-paper:#f4eee2;--template-line:#d8c8ad}
.layout-editorial.theme-catalog{--accent:#6b718e;--accent-ink:#9ba2c8;--dark:#2c3547;--template-paper:#f0f0ed;--template-line:#cbcdd1}
.layout-editorial .story-nav{max-width:none;padding-block:29px;padding-inline:calc(max((100% - 1440px)/2,0px) + clamp(24px,5vw,76px));position:sticky;top:0;z-index:20;border-bottom:1px solid var(--template-line);background:var(--template-paper)}
.layout-editorial .story-brand{flex-direction:row;align-items:center;gap:17px}
.layout-editorial .story-brand span{font:700 10px/1.2 Arial,sans-serif;letter-spacing:.2em;color:var(--accent);max-width:54px}
.layout-editorial .story-brand strong{font-size:22px;color:var(--dark);font-weight:600}
.layout-editorial .story-nav .story-menu{font:600 12px/1.2 Arial,sans-serif;letter-spacing:.04em}
.layout-editorial .story-nav .story-menu a:last-child{border-bottom:1px solid var(--accent);padding-bottom:7px}
.layout-editorial .story-hero{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:0;padding-top:70px;padding-bottom:100px;min-height:690px}
.layout-editorial .story-hero-copy{position:relative;z-index:2;padding-right:clamp(15px,3vw,55px)}
.layout-editorial .story-kicker{font:700 10px/1.4 Arial,sans-serif;letter-spacing:.28em}
.layout-editorial .story-hero h1{font-size:clamp(54px,6vw,94px);line-height:1.02;letter-spacing:-.06em;font-weight:500;margin:30px -7vw 30px 0;color:var(--dark)}
.layout-editorial .story-hero p{font-family:Arial,'Noto Sans SC',sans-serif;max-width:470px;color:#695952;font-size:16px;line-height:2}
.layout-editorial .story-hero-copy>a,.layout-editorial .story-text-link{font:700 12px/1.5 Arial,sans-serif;text-transform:uppercase;letter-spacing:.08em;border-color:var(--accent);color:var(--dark)}
.layout-editorial .story-hero-visual{min-height:550px;margin-top:20px;background-image:linear-gradient(145deg,#432a26b8,#7655468c),var(--story-image,linear-gradient(135deg,#6a5148,#c7ab8e));box-shadow:24px 25px 0 #e4d8c9}
/* 照片上的白字（ENGINEERING / 01）：照片亮度不可控，浅色照片上白字只有 1.13:1 ≈ 隐形。
   这层蒙版被 full-templates.css 的 #132b35b8(72%) 覆盖成了 4d(30%)，压不住浅照片 ⇒ 补回不透明度。
   文字阴影是第二道保险：即便上传更亮的照片也不会读不出来。 */
.layout-editorial .story-hero-visual>span,.layout-editorial .story-about-visual>span{text-shadow:0 1px 3px #000000a6,0 0 14px #00000059}
.layout-editorial .story-about-visual{background-image:linear-gradient(145deg,#432a264d,#76554630),var(--story-image,linear-gradient(135deg,#6a5148,#c7ab8e))}
.layout-editorial .story-hero-visual:after,.layout-editorial .story-about-visual:after{content:'01';right:16px;bottom:-20px;font:400 180px/1 Georgia,serif;color:#ffffff42}
.layout-editorial .story-index{font:600 11px/1.5 Arial,sans-serif;color:#806657;letter-spacing:.06em}
.layout-editorial .story-chapter{grid-template-columns:34% 1fr;gap:12%;padding-block:125px}
.layout-editorial .story-chapter-label h2,.layout-editorial .story-section-head h2,.layout-editorial .story-industries h2,.layout-editorial .story-page-intro h1{font-weight:500;color:var(--dark)}
.layout-editorial .story-chapter-label h2{font-size:clamp(38px,4.2vw,60px)}
.layout-editorial .story-chapter-content>p{font-family:Arial,'Noto Sans SC',sans-serif;color:#675c56}
.layout-editorial .story-facts strong{color:var(--dark);font-weight:500}
.layout-editorial .story-advantages{gap:30px}
.layout-editorial .story-advantages article{border-color:var(--template-line)}
.layout-editorial .story-advantages h3{font-weight:500}
.layout-editorial .story-products{background:#ebe2d5}
.layout-editorial .story-product{grid-template-columns:49% 1fr;gap:8%;border-color:#d1bfae;padding-block:45px}
.layout-editorial .story-product-image{height:390px;background:#d8cab8}
.layout-editorial .story-product:nth-child(even) .story-product-image{order:2}
.layout-editorial .story-product h3{font-weight:500;color:var(--dark)}
.layout-editorial .story-product p,.layout-editorial .story-product-specs{font-family:Arial,'Noto Sans SC',sans-serif}
.layout-editorial .story-product-specs span{background:#f6efe7;border-color:#d9c6b4}
.layout-editorial .story-industries>div span,.layout-editorial .story-certificates strong{background:#fff9f1;border-color:var(--template-line);font-family:Arial,'Noto Sans SC',sans-serif;border-radius:0}
.layout-editorial .story-news article{border-color:var(--template-line)}
.layout-editorial .story-news h3{font-weight:500}
.layout-editorial .story-contact-banner{background:var(--dark)}
.layout-editorial .story-contact-banner h2{font-weight:500}
.layout-editorial .story-page-intro{background:#e9ded0;padding-top:115px;padding-bottom:115px}
.layout-editorial .story-page-intro h1{font-size:clamp(54px,6.6vw,99px)}
.layout-editorial .story-detail-image{background:#e0d4c5}
.layout-editorial .story-contact-page .layout-inquiry-form,.layout-editorial .layout-inquiry-form{border-radius:0;background:#fff9f1;border-color:var(--template-line)}
.layout-editorial .button,.layout-editorial button{background:var(--accent);border-radius:0;color:#fff}
.layout-editorial .story-footer{background:#2f2424}

/* Showroom: bright technical catalogue with a vertical orange rail. */
.layout-showcase{--accent:#aa5630;--accent-ink:#fd704e;--dark:#16344a;--showroom-paper:#eef4f7;--showroom-soft:#dcebf1;--surface:#fff;--showroom-line:#c9dce5;background:var(--showroom-paper);color:#16344a;font-family:Arial,'Noto Sans SC',sans-serif}
.layout-showcase.theme-precision{--accent:#bc7650;--accent-ink:#dda887;--dark:#334044;--showroom-paper:#f1f1ec;--showroom-soft:#e4e7dc;--showroom-line:#d2d8cd}
.layout-showcase.theme-catalog{--accent:#ff964c;--accent-ink:#ffb37a;--dark:#1b3255;--showroom-paper:#edf2fa;--showroom-soft:#dce7f6;--showroom-line:#cdd9eb}
.layout-showcase .showroom-nav{max-width:none;padding-inline:max(clamp(24px,5vw,76px),calc((100% - 1288px)/2));position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--showroom-line)}
.layout-showcase .showroom-nav .showroom-brand{border-left:5px solid var(--accent);padding-left:15px}
.layout-showcase .showroom-brand strong{font-size:19px;color:var(--dark)}
.layout-showcase .showroom-brand span{color:#b75932}
.layout-showcase .showroom-nav .showroom-menu{font-size:12px;text-transform:uppercase;letter-spacing:.07em}
.layout-showcase .showroom-nav .showroom-menu a:last-child{background:var(--dark);color:#fff;padding:12px 16px}
.layout-showcase .showroom-main{background:var(--showroom-paper)}
.layout-showcase .showroom-hero{max-width:1440px;grid-template-columns:minmax(0,1.45fr) minmax(310px,.55fr);padding-top:46px;padding-bottom:46px}
.layout-showcase .showroom-hero>div:first-child{background:var(--dark);min-height:470px;position:relative;overflow:hidden;border-left:9px solid var(--accent)}
.layout-showcase .showroom-hero>div:first-child:after{content:'+';position:absolute;right:-28px;bottom:-172px;color:#ffffff12;font:400 550px/1 Arial,sans-serif;pointer-events:none}
.layout-showcase .showroom-hero>div:first-child>span{color:#ffad80}
.layout-showcase .showroom-hero h1{font-size:clamp(43px,5vw,70px);max-width:750px;line-height:1.07}
.layout-showcase .showroom-hero p{color:#d7e7ef;max-width:620px}
.layout-showcase .showroom-hero-panel{background:var(--showroom-soft);border:1px solid var(--showroom-line);border-left:0}
.layout-showcase .showroom-hero-panel>span{color:#4e6a7e}
.layout-showcase .showroom-hero-panel h2{font-size:28px;color:var(--dark)}
.layout-showcase .showroom-hero-panel>a:not(.showroom-hero-contact){border-color:var(--showroom-line)}
.layout-showcase .showroom-hero-contact{color:#a84a28}
/* 橙底上的深蓝字只有 2.76:1 ⇒ 换白字（同一橙底 5.14:1），比加深底色更贴近原设计 */
.layout-showcase .button,.layout-showcase button{border-radius:3px;background:var(--accent);color:#fff}
.layout-showcase .showroom-main>.showcase-section{padding-top:60px;padding-bottom:95px}
.layout-showcase .showcase-heading{border-bottom:2px solid var(--dark);padding-bottom:20px}
.layout-showcase .showcase-heading h2{font-size:clamp(34px,3.6vw,50px);letter-spacing:-.04em}
.layout-showcase .showcase-heading .eyebrow,.layout-showcase .showroom-section-heading>span,.layout-showcase .showroom-page-head span{color:#af5230}
.layout-showcase .showcase-filters{border:1px solid var(--showroom-line);border-radius:0;box-shadow:none;padding:20px;background:#fff}
.layout-showcase .showcase-filters input{border-radius:3px;border-color:var(--showroom-line)}
.layout-showcase .showcase-categories button{border-radius:3px;background:#e7f0f4;color:#28465a}
.layout-showcase .showcase-categories button.active{background:var(--dark);color:#fff}
.layout-showcase .showcase-grid{gap:14px}
.layout-showcase .showcase-card{border-radius:0;border-color:var(--showroom-line);box-shadow:none;border-top:4px solid var(--accent)}
.layout-showcase .showcase-card:hover{transform:translateY(-4px);box-shadow:0 14px 28px #16344a12}
.layout-showcase .showcase-card-image img,.layout-showcase .showcase-card-image .image-placeholder{height:245px}
.layout-showcase .showcase-category{color:#b95936;text-transform:uppercase;letter-spacing:.1em}
.layout-showcase .showcase-card h3{font-size:21px}
.layout-showcase .showcase-card-actions .showcase-inquiry{border-radius:2px;background:var(--dark);color:#fff}
.layout-showcase .showcase-assist{border-radius:0;background:var(--dark)}
.layout-showcase .showroom-metrics{background:#dce9ed;border-color:var(--showroom-line)}
.layout-showcase .showroom-metrics article{border-color:var(--accent)}
.layout-showcase .showroom-metrics strong{color:var(--dark)}
.layout-showcase .showroom-capabilities article,.layout-showcase .showroom-certificates strong,.layout-showcase .showroom-news article,.layout-showcase .showroom-detail-info{border:1px solid var(--showroom-line);border-radius:0;box-shadow:none}
.layout-showcase .showroom-capabilities article{border-top:4px solid var(--accent)}
.layout-showcase .showroom-capabilities article span{color:#b75934}
.layout-showcase .showroom-page-head{background:#fff;border-bottom:1px solid var(--showroom-line)}
.layout-showcase .showroom-page-head h1{font-size:clamp(52px,5vw,78px);letter-spacing:-.05em}
.layout-showcase .showroom-detail-media{background:#dce9ed}
.layout-showcase .showroom-cta{background:var(--dark);border-left:9px solid var(--accent)}
.layout-showcase .showroom-footer{background:#102738}
.layout-showcase .layout-inquiry-form{border-radius:0;border-color:var(--showroom-line)}

@media(max-width:900px){
  .layout-editorial .story-hero{grid-template-columns:1fr;gap:35px}
  .layout-editorial .story-hero h1{margin-right:0}
  .layout-editorial .story-hero-visual{min-height:420px;margin-right:24px}
  .layout-editorial .story-chapter{grid-template-columns:1fr;gap:25px}
  .layout-showcase .showroom-hero{grid-template-columns:1fr}
  .layout-showcase .showroom-hero-panel{border-left:1px solid var(--showroom-line)}
}
@media(max-width:700px){
  .layout-editorial .story-nav{padding:20px;position:static}
  .layout-editorial .story-brand{gap:10px}
  .layout-editorial .story-hero{padding:55px 20px 80px}
  .layout-editorial .story-hero h1{font-size:clamp(46px,11vw,66px)}
  .layout-editorial .story-hero-visual{min-height:330px;box-shadow:15px 16px 0 #e4d8c9}
  .layout-editorial .story-chapter{padding-block:75px}
  .layout-editorial .story-product{grid-template-columns:1fr}
  .layout-editorial .story-product:nth-child(even) .story-product-image{order:0}
  .layout-editorial .story-product-image{height:280px}
  .layout-editorial .story-page-intro{padding:75px 20px}
  .layout-showcase .showroom-nav{padding:18px 20px;position:static}
  .layout-showcase .showroom-hero{padding:20px}
  .layout-showcase .showroom-hero>div:first-child{min-height:410px;border-left-width:5px}
  .layout-showcase .showroom-hero h1{font-size:clamp(39px,9vw,55px)}
  .layout-showcase .showcase-card-image img,.layout-showcase .showcase-card-image .image-placeholder{height:230px}
}


/* ── P2 批次：联系页的可操作联系方式 + 询盘失败提示 ─────────────────────
   电话/邮箱以前是纯文本：手机上既不能点拨号也不能点发信。这三条不加 .layout-* 前缀，
   因为三套版式都要用同一个形态，各写一遍只会漂移。 */
.site .contact-action{border-bottom:1px solid currentColor;padding-bottom:1px}
.site .copy-field{background:transparent;color:inherit;box-shadow:inset 0 0 0 1px currentColor;border-radius:0;
  font-size:11px;font-weight:600;letter-spacing:.02em;padding:2px 8px;min-height:24px;width:auto;margin-left:10px;opacity:.62}
.site .copy-field:hover,.site .copy-field:focus-visible{opacity:1;background:transparent;transform:none}
.site .inquiry-error{border-left:3px solid #b32b22;background:#fdf2f0;padding:13px 16px;margin:0 0 16px}
.site .inquiry-error strong{display:block;font-size:13.5px;margin-bottom:5px;color:#8f1f18}
.site .inquiry-error p{margin:0;font-size:13px;line-height:1.7;color:#5b403c}

/* ── P2 批次：产品筛选复用到技术目录与品牌叙事 ─────────────────────────
   同一个脚本、同一批 data-* 钩子，这里只负责让外观属于各自的版式。
   [hidden] 必须显式写 display:none：.cl-row 与 .story-product 都是 grid，
   类选择器的优先级压得住 UA 的 [hidden]。 */
.layout-classic .cl-row[hidden],.layout-editorial .story-product[hidden]{display:none}
.layout-classic .showcase-filters{border:1px solid var(--cl-line);background:var(--cl-surface);padding:18px;margin:0 0 24px}
.layout-classic .showcase-filter-top{display:flex;align-items:end;justify-content:space-between;gap:20px}
.layout-classic .showcase-filter-top label{display:flex;flex-direction:column;gap:7px;width:min(100%,460px);font-size:12px;font-weight:600;color:var(--cl-muted)}
.layout-classic .showcase-filter-top>span{font-size:12px;color:var(--cl-muted);white-space:nowrap;padding-bottom:12px}
.layout-classic .showcase-categories{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.layout-classic .showcase-categories button{min-height:0;padding:7px 13px;font-size:12px;font-weight:600;
  background:transparent;color:var(--cl-ink);box-shadow:inset 0 0 0 1px var(--cl-line)}
.layout-classic .showcase-categories button.active{background:var(--cl-ink);color:#fff;box-shadow:none}
.layout-classic .showcase-no-results{margin:18px 0 0;font-size:14px;color:var(--cl-muted)}
.layout-classic .showcase-no-results[hidden]{display:none}
.layout-editorial .showcase-filters{border:1px solid var(--template-line);border-radius:0;background:var(--surface);padding:20px;margin-bottom:30px}
.layout-editorial .showcase-filter-top label,.layout-editorial .showcase-filter-top>span{font-family:Arial,'Noto Sans SC',sans-serif;font-size:12px;color:#8c7f75}
.layout-editorial .showcase-categories button{border-radius:0;background:transparent;color:var(--dark);
  box-shadow:inset 0 0 0 1px var(--template-line);font:600 12px/1 Arial,sans-serif;padding:8px 13px}
.layout-editorial .showcase-categories button.active{background:var(--dark);color:#fff;box-shadow:none}
.layout-editorial .showcase-no-results[hidden]{display:none}
@media(max-width:640px){
  .layout-classic .showcase-filter-top{display:block}
  .layout-classic .showcase-filter-top>span{display:block;padding:8px 0 0}
}

/* ── P2 批次：手机上压缩 classic 页头 ───────────────────────────────────
   390px 实测页头原来占 169px（品牌 / CTA / 导航 / 语言各占一行），联系页要往下滚
   才看得到提交按钮。改成两行：品牌 + 语言 + CTA，导航整行可横向滑动。 */
@media(max-width:640px){
  .layout-classic .cl-nav-in{gap:6px 12px;padding-block:9px;min-height:0}
  .layout-classic .site-brand{order:1;flex:0 1 auto;margin-right:auto;font-size:17px}
  .layout-classic .visitor-language-slot{order:2;margin-left:auto}
  .layout-classic .cl-nav-cta{order:3;min-height:36px;padding:0 14px;font-size:13px}
  .layout-classic .cl-nav-in .cl-nav{order:4;flex:1 1 100%;flex-wrap:nowrap;overflow-x:auto;gap:0 16px;
    font-size:13px;scrollbar-width:none;-ms-overflow-style:none}
  .layout-classic .cl-nav-in .cl-nav::-webkit-scrollbar{display:none}
  .layout-classic .cl-nav-in .cl-nav a{padding-block:7px;white-space:nowrap}
}