/* ==========================================================================
   鲁班（山东）工业装备有限公司 — 全站样式
   Design tokens
   --red        #E31922   品牌主红，取自LUBAN IND实际logo，用于CTA / hover / 关键数据 / 分割线
   --red-dark   #B81018   红色深色态
   --blue       #01619E   备用蓝（logo辅助色），当前未在主色中使用，保留供局部点缀
   --blue-dark  #014D7D   蓝色深色态
   --ink        #3B4048   工业灰（深），大面积背景 / 页头页脚 —— 浅于纯黑，更显高级而非压抑
   --graphite   #565C64   次级中灰
   --steel      #5B6472   正文灰
   --line       #E4E1DA   分隔线 / 卡片描边
   --paper      #F5F6FA   区块底色（取自参考截图的浅灰，偏冷调）
   --white      #FFFFFF
   Type: Oswald（数字/标签/英文大写，工业感）+ Noto Sans SC（中文标题/正文）
   Signature: 12° 斜切分割条 —— 呼应锯切/下料的品牌语汇
   ========================================================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --blue:#01619E;
  --blue-dark:#014D7D;
  --red:#E31922;
  --red-dark:#B81018;
  --ink:#3B4048;
  --graphite:#565C64;
  --steel:#5B6472;
  --line:#E4E1DA;
  --paper:#F5F6FA;
  --white:#FFFFFF;
  --radius:2px;
}

html{ scroll-behavior:smooth; }

body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

:where(html:not([lang="zh-CN"]):not([lang="zh"])) body{
  font-family:"Noto Sans","Noto Sans SC",Arial,sans-serif;
}
html[lang="th"] body{ font-family:"Noto Sans Thai","Noto Sans",Tahoma,sans-serif; }
html[lang="ar"] body{ font-family:"Noto Sans Arabic","Noto Sans",Arial,sans-serif; }
html[dir="rtl"] body{ direction:rtl; text-align:right; }
html[dir="rtl"] .tb-left,
html[dir="rtl"] .tb-right,
html[dir="rtl"] .main-nav > ul,
html[dir="rtl"] .brand,
html[dir="rtl"] .section-head,
html[dir="rtl"] .hero-actions,
html[dir="rtl"] .footer-bottom{ flex-direction:row-reverse; }
html[dir="rtl"] .lang-dropdown{ right:auto; left:0; text-align:right; }
html[dir="rtl"] .nav-cta{ margin-left:0; margin-right:10px; }
html[dir="rtl"] .param-notice{ border-left:0; border-right:3px solid var(--red); }
html[dir="rtl"] .model,
html[dir="rtl"] .num,
html[dir="rtl"] .clock,
html[dir="rtl"] .quick-specs .v,
html[dir="rtl"] .spec-table td:last-child{ direction:ltr; text-align:left; }

a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
img{ max-width:100%; display:block; }
button{ font-family:inherit; border:none; background:none; cursor:pointer; }

.eyebrow{
  font-family:"Oswald",sans-serif;
  font-size:13px;
  font-weight:500;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--red);
}

.site-container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- Top bar ---------- */
.top-bar{
  background:var(--ink);
  color:#B8BCC2;
  font-size:13px;
}
.top-bar .site-container{
  height:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.tb-left{ display:flex; gap:22px; }
.tb-right{ display:flex; align-items:center; gap:18px; }
.tb-right a:hover{ color:#fff; }
.lang-switch{ display:flex; gap:6px; align-items:center; color:#7C8390; }
.lang-switch span{ cursor:pointer; }
.lang-switch span.active{ color:#fff; font-weight:600; }

/* ---------- Header / nav ---------- */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky; top:0; z-index:500;
}
.site-header .site-container{
  height:96px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-logo{ height:44px; width:auto; display:block; }
.brand-mark{
  width:50px; height:50px;
  background:var(--red);
  color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:24px; font-weight:700;
  flex-shrink:0;
}
.brand-text .name{ font-size:19.5px; font-weight:700; letter-spacing:.02em; }
.brand-text .slogan{
  font-family:"Oswald",sans-serif;
  font-size:11.5px; letter-spacing:.14em; color:var(--steel);
}

.main-nav{ height:100%; }
.main-nav > ul{ display:flex; align-items:center; height:100%; gap:2px; }
.main-nav > ul > li{ height:100%; position:relative; }
.main-nav > ul > li > a{
  display:flex; align-items:center; height:100%;
  padding:0 21px;
  font-size:16.5px; font-weight:500;
  border-bottom:2px solid transparent;
}
.main-nav > ul > li:hover > a,
.main-nav > ul > li.has-mega:hover > a{
  color:var(--red);
  border-bottom-color:var(--red);
}
.nav-cta{
  margin-left:10px;
  min-width:230px;
  background:var(--red);
  color:#fff !important;
  padding:11px 26px !important;
  font-weight:600 !important;
  border-bottom:none !important;
  height:auto !important;
  align-self:center;
  display:flex !important;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  line-height:1.34;
  text-align:center;
}
.nav-cta .cta-l1{ font-size:11.5px; font-weight:500; letter-spacing:.06em; color:rgba(255,255,255,.85); }
.nav-cta .cta-phone{ font-family:"Oswald",sans-serif; font-size:19px; font-weight:600; letter-spacing:.01em; }
.nav-cta .cta-email{ font-size:14.5px; }
.nav-cta .cta-l3{ font-size:10.5px; font-weight:400; color:rgba(255,255,255,.7); letter-spacing:.04em; }
.nav-cta:hover{ background:var(--red-dark); border-bottom-color:transparent !important; }

.tb-left{ display:flex; gap:0; align-items:center; overflow:hidden; }
.svc-region{ position:relative; padding-right:16px; margin-right:16px; white-space:nowrap; }
.svc-region::after{ content:""; position:absolute; right:0; top:50%; transform:translateY(-50%); width:1px; height:11px; background:#3A3F46; }
.svc-region:last-child{ padding-right:0; margin-right:0; }
.svc-region:last-child::after{ display:none; }
@media (max-width:1180px){ .svc-region:nth-child(4){ display:none; } }
@media (max-width:980px){ .svc-region:nth-child(3){ display:none; } }
@media (max-width:820px){ .svc-region:nth-child(2){ display:none; } }

.lang-switch{ display:inline-flex; align-items:center; gap:4px; cursor:pointer; color:#B8BCC2; font-size:inherit; padding:0; }
.lang-switch:hover{ color:#fff; }
.lang-switch .caret{ font-size:9px; }

.lang-drop{ position:relative; }
.lang-dropdown{ left:auto; right:0; min-width:170px; }
.lang-dropdown a.active{ color:var(--red); font-weight:600; }
.lang-dropdown a[href="#"]::after{ content:"· 即将上线"; font-size:11px; color:#B8BCC2; margin-left:6px; }
.lang-dropdown a[href="#"]:hover::after{ color:var(--red); }

/* ---------- 关于我们 下拉（轻量版，纯静态链接，不依赖数据） ---------- */
.has-drop{ position:relative; }
.dropdown{
  position:absolute; top:100%; left:0;
  min-width:172px;
  background:#fff; border:1px solid var(--line); border-top:3px solid var(--red);
  box-shadow:0 20px 40px rgba(20,23,26,.14);
  padding:8px 0; display:none; z-index:550;
}
.has-drop:hover .dropdown, .has-drop.mega-open .dropdown{ display:block; }
.dropdown a{ display:block; padding:10px 20px; font-size:13.5px; color:var(--steel); }
.dropdown a:hover{ background:var(--paper); color:var(--red); }
.has-mega{ }
.megamenu{
  position:absolute; top:100%; left:50%;
  transform:translateX(-50%);
  width:1120px; max-width:calc(100vw - 40px);
  background:#fff;
  border:1px solid var(--line);
  border-top:3px solid var(--red);
  box-shadow:0 24px 48px rgba(20,23,26,.14);
  padding:20px 28px 28px;
  display:none;
  z-index:250;
}
.has-mega:hover .megamenu,
.has-mega.mega-open .megamenu{ display:block; }

.megamenu-layout{
  display:grid;
  grid-template-columns:230px 1fr;
  gap:28px;
}
.megamenu-groups{ display:flex; flex-direction:column; gap:14px; }
.mm-group{
  position:relative;
  height:150px;
  overflow:hidden;
  display:flex; align-items:flex-end;
  padding:16px;
  color:#fff;
  background-size:cover;
  background-position:center;
}
.mm-group::before{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(20,23,26,.12) 0%, rgba(20,23,26,.8) 100%);
}
.mm-group::after{
  content:"";
  position:absolute; right:-30px; top:-30px;
  width:120px; height:120px;
  border:1px solid rgba(255,255,255,.22);
  transform:rotate(12deg);
}
.mm-group-body{ position:relative; z-index:2; }
.mm-group-body .en{
  font-family:"Oswald",sans-serif; font-size:11px; letter-spacing:.16em;
  color:rgba(255,255,255,.75);
}
.mm-group-body .zh{ font-size:18px; font-weight:700; margin-top:2px; }
.mm-group-body .d{ font-size:12px; color:rgba(255,255,255,.8); margin-top:4px; }

.megamenu-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0 28px;
}
.mm-col{
  padding:14px 0;
  border-bottom:1px solid var(--line);
}
.mm-col-head{
  display:flex; align-items:center; justify-content:space-between;
  font-size:15px; font-weight:700; margin-bottom:10px;
}
.mm-col-head .arrow{ color:var(--red); font-family:"Oswald",sans-serif; }
.mm-col ul li{ margin-bottom:7px; }
.mm-col ul li a{ font-size:13px; color:var(--steel); }
.mm-col ul li a:hover{ color:var(--red); }

/* ---------- 微信二维码点击弹出组件 ---------- */
.wechat-trigger{ cursor:pointer; }
.wechat-popover{
  position:absolute; z-index:400;
  background:#fff; border:1px solid var(--line);
  box-shadow:0 20px 44px rgba(20,23,26,.18);
  padding:18px; width:196px; text-align:center;
}
.wechat-popover img{ width:100%; height:auto; display:block; }
.wechat-popover .cap{ font-size:12.5px; color:var(--steel); margin-top:10px; }
.wechat-popover[hidden]{ display:none; }

/* ---------- 选型咨询悬浮卡片（电话 + 微信二维码） ---------- */
.consult-float{
  position:fixed; right:24px; bottom:88px; z-index:300;
  width:230px;
  background:#fff; border:1px solid var(--line);
  box-shadow:0 20px 50px rgba(20,23,26,.16);
  overflow:hidden;
  transition:transform .25s ease, opacity .25s ease;
}
.consult-float.collapsed{ transform:translateY(calc(100% - 46px)); }
.consult-top{ padding:22px 18px 16px; text-align:center; position:relative; }
.consult-close{
  position:absolute; top:10px; right:10px; z-index:5;
  width:24px; height:24px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:12px; color:var(--steel); line-height:1; cursor:pointer;
  background:var(--paper); border:1px solid var(--line);
  transition:background .2s, color .2s;
}
.consult-close:hover{ background:var(--red); color:#fff; border-color:var(--red); }
.consult-top h5{ font-size:14.5px; font-weight:700; margin-bottom:8px; }
.consult-top p{ font-size:12px; color:var(--steel); line-height:1.6; margin-bottom:14px; }
.consult-phone{
  display:flex; flex-direction:column; align-items:center; gap:2px;
  padding:10px 0; border-top:1px dashed var(--line);
}
.consult-phone .icon{ font-size:17px; color:var(--red); }
.consult-phone .lbl{ font-size:12px; color:var(--steel); margin-top:2px; }
.consult-phone .num{
  font-family:"Oswald",sans-serif; font-size:23px; font-weight:700; color:var(--red); margin-top:4px;
  animation:phone-breathe 2.4s ease-in-out infinite;
}
@keyframes phone-breathe{
  0%,100%{ opacity:1; text-shadow:0 0 0 rgba(227,25,34,0); }
  50%{ opacity:.82; text-shadow:0 0 14px rgba(227,25,34,.35); }
}
.consult-wechat{ background:var(--ink); color:#fff; padding:14px 18px 16px; text-align:center; }
.consult-wechat-head{ font-size:12.5px; font-weight:600; margin-bottom:10px; display:flex; align-items:center; justify-content:center; gap:7px; }
.consult-wechat-head img{ width:18px; height:18px; display:block; }
.contact-app-badge{
  min-width:24px; height:22px; padding:0 5px; border:1px solid currentColor;
  border-radius:4px; display:inline-flex; align-items:center; justify-content:center;
  font-size:9px; line-height:1; font-weight:800;
}
.contact-channel-fallback{
  min-height:112px; padding:16px 12px; color:#fff; display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:8px; text-align:center;
}
.contact-channel-fallback strong{ font-size:14px; }
.contact-channel-fallback small{ font-size:11px; line-height:1.5; opacity:.82; }
.consult-wechat-qr{ width:120px; height:120px; display:block; margin:0 auto; background:#fff; padding:6px; }
.consult-wechat-foot{ font-size:11px; color:rgba(255,255,255,.6); margin-top:8px; }
@media (max-width:640px){ .consult-float{ right:14px; width:200px; } }

/* ---------------------------------------------------------
   reg-mark   四角对位十字标记（借用制版/精密仪器的对位符号）
   dim-rule   尺寸标注线（两端短牙 + 横线，呼应机械图纸标注）
   blueprint-grid  淡网格纹理，暗示图纸底纹
--------------------------------------------------------- */
.reg-mark{ position:relative; }
.reg-mark::before, .reg-mark::after{
  content:""; position:absolute; width:16px; height:16px; pointer-events:none; z-index:5;
}
.reg-mark::before{ top:-1px; left:-1px; border-top:2px solid var(--red); border-left:2px solid var(--red); }
.reg-mark::after{ bottom:-1px; right:-1px; border-bottom:2px solid var(--red); border-right:2px solid var(--red); }

.dim-rule{ display:flex; align-items:center; gap:0; margin:18px 0 34px; }
.dim-rule .tick{ width:1px; height:9px; background:var(--steel); flex-shrink:0; }
.dim-rule .ln{ flex:1; height:1px; background:var(--line); position:relative; }
.dim-rule .lbl{
  font-family:"Oswald",sans-serif; font-size:11px; letter-spacing:.14em; color:var(--steel);
  padding:0 12px; white-space:nowrap;
}

.blueprint-grid{
  background-image:
    linear-gradient(rgba(20,23,26,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,23,26,.05) 1px, transparent 1px);
  background-size:26px 26px;
}
.blueprint-grid-dark{
  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:26px 26px;
}

.ruler-strip{
  height:18px;
  background-image:repeating-linear-gradient(90deg, rgba(255,255,255,.22) 0, rgba(255,255,255,.22) 1px, transparent 1px, transparent 40px),
                    repeating-linear-gradient(90deg, rgba(255,255,255,.1) 0, rgba(255,255,255,.1) 1px, transparent 1px, transparent 8px);
  border-bottom:1px solid rgba(255,255,255,.12);
  position:relative; z-index:3;
}
.hero{
  position:relative;
  background:#383E46;
  color:#fff;
  overflow:hidden;
  min-height:660px;
}
.hero-aerial{ position:absolute; inset:0; z-index:0; }
.hero-aerial img{ width:100%; height:100%; object-fit:cover; object-position:center 35%; display:block; }
.hero-overlay{
  position:absolute; inset:0; z-index:1;
  background:linear-gradient(100deg, rgba(51,56,64,.86) 0%, rgba(51,56,64,.68) 32%, rgba(59,64,72,.44) 62%, rgba(59,64,72,.2) 100%);
}
.hero::before{
  content:"";
  position:absolute; inset:0; z-index:1;
  background-image:repeating-linear-gradient(100deg, rgba(255,255,255,.03) 0px, rgba(255,255,255,.03) 1px, transparent 1px, transparent 34px);
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute; right:-10%; top:-20%;
  width:62%; height:140%;
  background:linear-gradient(100deg,transparent 0%,transparent 47%,rgba(227,25,34,.55) 47%,rgba(227,25,34,.55) 48.6%,transparent 48.6%);
  opacity:.9; z-index:1;
}
.hero-illustration{
  position:absolute; right:3%; top:6%;
  width:360px; height:378px;
  pointer-events:none; z-index:2;
}
.hero-illustration svg{ width:100%; height:100%; }
.hero-inner{
  position:relative; z-index:3;
  padding:64px 32px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
  width:100%;
}
.hero h1{
  font-size:52px; line-height:1.16; font-weight:800;
  margin:16px 0 22px;
  letter-spacing:-.01em;
}
.hero h1 em{ color:var(--red); font-style:normal; }
.hero p{ font-size:16px; color:#C7CBD1; max-width:520px; margin-bottom:32px; }
.hero-actions{ display:flex; gap:14px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 28px;
  font-size:14px; font-weight:600; letter-spacing:.02em;
  border:1px solid transparent;
}
.btn-primary{ background:var(--red); color:#fff; }
.btn-primary:hover{ background:var(--red-dark); }
.btn-ghost{ border-color:rgba(255,255,255,.35); color:#fff; }
.btn-ghost:hover{ border-color:#fff; }

.hero-panel{
  position:relative; z-index:3;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.14);
  padding:26px;
}
.hero-panel .cat{
  font-family:"Oswald",sans-serif; font-size:12px; letter-spacing:.14em;
  color:rgba(255,255,255,.55); margin-bottom:14px;
}
.hero-panel-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:rgba(255,255,255,.14); }
.hero-panel-grid a{
  background:var(--ink);
  padding:16px 14px;
  font-size:13px; font-weight:600; color:#fff;
  display:flex; align-items:center; justify-content:space-between;
}
.hero-panel-grid a:hover{ background:#1D2024; color:var(--red); }

/* ---------- Trust strip ---------- */
.trust-strip{
  background-color:var(--paper);
  border-bottom:1px solid var(--line);
}
.trust-strip .site-container{
  display:grid; grid-template-columns:repeat(4,1fr);
  padding:26px 32px;
}
.trust-item{
  text-align:center;
  border-left:1px solid var(--line);
}
.trust-item:first-child{ border-left:none; }
.trust-item .num{
  font-family:"Oswald",sans-serif; font-size:32px; font-weight:600; color:var(--ink);
}
.trust-item .num span{ color:var(--red); }
.trust-item .label{ font-size:13px; color:var(--steel); margin-top:4px; }

/* ---------- Section shell ---------- */
.section{ padding:88px 0; }
.section.bg-paper{ background:var(--paper); }
.section-head{
  display:flex; align-items:flex-end; justify-content:space-between;
  margin-bottom:40px;
}
.section-head h2{ font-size:30px; font-weight:800; margin-top:8px; }
.section-head .sub{ color:var(--steel); font-size:14px; margin-top:6px; max-width:520px; }
.section-more{ font-size:14px; font-weight:600; color:var(--red); white-space:nowrap; }
.section-more:hover{ text-decoration:underline; }

/* ---------- Category grid (九大品类) ---------- */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.cat-grid-core, .cat-grid-mixed{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.cat-card{
  background:#fff;
  display:flex; align-items:stretch;
  min-height:220px;
  position:relative; overflow:hidden;
  transition:background .3s ease;
  outline:none;
}
.cat-card:focus{ outline:none; }
.cat-card:focus-visible{ outline:2px solid var(--red); outline-offset:-2px; }
.cat-card:hover{ background:linear-gradient(120deg, #fff 0%, var(--paper) 78%); }
.cat-card:hover .cat-card-idx{ color:var(--red); }
.cat-card:hover .cat-card-more{ color:var(--red); }
.cat-card:hover .cat-card-more .arrow-x{ transform:translateX(4px); }
.cat-card:hover .cat-card-thumb{ background:#fff; border-left-color:var(--red); }
.cat-card:hover .cat-card-thumb svg{ color:var(--red); transform:scale(1.1); }

.cat-card-main{
  flex:1; min-width:0;
  padding:30px 26px;
  display:flex; flex-direction:column;
}
.cat-card-idx{
  font-family:"Oswald",sans-serif; font-size:13px; color:var(--steel); letter-spacing:.08em;
  transition:color .3s;
}
.cat-card h3{ font-size:19px; font-weight:700; margin:10px 0 8px; }
.cat-card-sub{ margin-bottom:auto; }
.cat-card-sub li{
  font-size:12px; color:var(--steel); position:relative; padding-left:12px; margin-bottom:4px;
}
.cat-card-sub li::before{ content:"·"; position:absolute; left:0; color:var(--red); }
.cat-card-more{
  margin-top:18px; font-size:13px; font-weight:600; color:var(--ink);
  display:flex; align-items:center; gap:6px; transition:color .3s;
}
.cat-card-more .arrow-x{ display:inline-block; transition:transform .25s; }

.cat-card-thumb{
  flex-shrink:0; width:132px;
  background:var(--paper);
  border-left:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  transition:background .3s, border-color .3s;
  overflow:hidden;
}
.cat-card-thumb svg{
  width:64px; height:64px;
  fill:none; stroke:var(--steel); stroke-width:2.3; stroke-linecap:round; stroke-linejoin:round;
  transition:color .3s, transform .35s; color:var(--steel);
}
.cat-card-thumb img{
  width:100%; height:100%;
  object-fit:contain;
  transition:transform .35s;
}
.cat-card:hover .cat-card-thumb img{ transform:scale(1.06); }

/* 核心自产：两张大卡，等重展示 */
.cat-card-core{ min-height:280px; }
.cat-card-core .cat-card-main{ padding:36px 32px; }
.cat-card-core h3{ font-size:25px; margin:8px 0 10px; }
.cat-card-core .cat-card-sub{ columns:2; column-gap:20px; }
.cat-card-core .cat-card-thumb{ width:220px; }
.cat-card-core .cat-card-thumb svg{ width:92px; height:92px; }

/* 部分自产：两张中等卡 */
.cat-card-mixed{ min-height:230px; }
.cat-card-mixed .cat-card-thumb{ width:180px; }
.cat-card-mixed .cat-card-thumb svg{ width:72px; height:72px; }


.flagship-badge{
  display:inline-flex; align-items:center; gap:6px;
  font-family:"Oswald",sans-serif; font-size:11px; letter-spacing:.12em; color:var(--red);
  margin-bottom:6px;
}
.flagship-badge::before{ content:""; width:14px; height:1px; background:var(--red); }
.flagship-badge.badge-mixed{ color:var(--steel); }
.flagship-badge.badge-mixed::before{ background:var(--steel); }

/* 分层小标题 */
.tier-head{ margin:48px 0 22px; padding-top:26px; border-top:1px solid var(--line); }
.tier-head h3{ font-size:19px; font-weight:800; margin:6px 0 6px; }
.tier-head .sub{ font-size:13px; color:var(--steel); max-width:560px; }

/* 更多配套机床：弱化的标签列表 */
.ext-tags{ display:flex; flex-wrap:wrap; gap:10px; }
.ext-tag{
  display:inline-flex; align-items:center; gap:8px;
  padding:11px 18px; border:1px solid transparent; border-radius:4px;
  font-size:13.5px; color:var(--steel); background:var(--paper);
  transition:background .2s, color .2s;
}
.ext-tag .n{ font-family:"Oswald",sans-serif; font-size:12px; }
.ext-tag:hover{ background:#FBEAEA; color:var(--red); }

@media (max-width:860px){
  .cat-grid-core, .cat-grid-mixed{ grid-template-columns:1fr; }
}
@media (max-width:640px){
  .cat-card-thumb{ width:96px; }
  .cat-card-thumb svg{ width:48px; height:48px; }
  .cat-card-core .cat-card-thumb{ width:96px; }
  .cat-card-core .cat-card-thumb svg{ width:52px; height:52px; }
}

/* ---------- Applications ---------- */
.app-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:18px;
}
.app-card{
  position:relative;
  height:220px;
  background-size:cover;
  background-position:center;
  overflow:hidden;
  display:flex; align-items:flex-end;
  padding:20px;
  transition:transform .3s;
}
.app-card::before{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(20,23,26,.05) 0%, rgba(20,23,26,.82) 100%);
  z-index:1;
}
.app-card:hover{ transform:translateY(-3px); }
.app-card span{ position:relative; z-index:2; color:#fff; font-size:15px; font-weight:700; }

/* ---------- Global service network（隐性传递规模感：实时时区状态） ---------- */
.net-section{ position:relative; overflow:hidden; padding-top:44px; }
.globe-bg{
  position:absolute; right:-8%; top:50%; transform:translateY(-46%);
  width:900px; max-width:70vw; opacity:.55; pointer-events:none; z-index:0;
}
.globe-bg img{ width:100%; height:auto; display:block; }
.net-section .site-container{ position:relative; z-index:1; }
.net-grid{
  display:grid; grid-template-columns:repeat(5,1fr); gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.net-card{ background:#fff; padding:26px 22px; position:relative; transition:box-shadow .3s; }
.net-card.is-active{ box-shadow:inset 0 0 0 1px rgba(46,158,91,.35); }
.net-card .region{ font-size:15px; font-weight:700; margin-bottom:2px; }
.net-card .win{ font-size:11px; color:var(--steel); margin-bottom:16px; }
.net-card .clock{
  font-family:"Oswald",sans-serif; font-size:28px; font-weight:600; color:var(--ink);
  letter-spacing:.02em;
}
.net-card .clock .colon{ animation:blink 2s steps(1) infinite; }
@keyframes blink{ 0%,49%{opacity:1;} 50%,100%{opacity:.15;} }
.net-card-other .clock{ color:var(--steel); }
.net-card .status{
  display:flex; align-items:center; gap:7px; margin-top:10px; font-size:11.5px; color:var(--steel);
}
.net-card.is-active .status{ color:#237A45; font-weight:600; }
.net-card .dot{ width:7px; height:7px; border-radius:50%; background:var(--steel); flex-shrink:0; position:relative; }
.net-card .dot.on{ background:#2E9E5B; }
.net-card .dot.on::after{
  content:""; position:absolute; inset:-5px; border-radius:50%;
  border:1.5px solid #2E9E5B; animation:pulse-ring 1.8s ease-out infinite;
}
@keyframes pulse-ring{
  0%{ transform:scale(.6); opacity:.9; }
  100%{ transform:scale(1.9); opacity:0; }
}
.team-strip{
  margin-top:1px;
  background:var(--ink); color:#C7CBD1;
  padding:20px 28px;
  display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap;
  font-size:13.5px;
}
.team-strip a{ color:#fff; font-weight:600; white-space:nowrap; }
.team-strip a:hover{ color:var(--red); }
.dealer-strip{ background:var(--red); border-top:1px solid rgba(255,255,255,.12); }
.dealer-strip a:hover{ color:var(--ink); }
@media (max-width:980px){ .net-grid{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:640px){ .net-grid{ grid-template-columns:repeat(2,1fr); } .globe-bg{ display:none; } }
/* ---------- About teaser（左图右文） ---------- */
.about-teaser{ display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.about-teaser-img{
  position:relative;
  height:360px;
  background:var(--ink);
  overflow:hidden;
}
.about-teaser-img img{ width:100%; height:100%; object-fit:cover; display:block; }
.about-teaser-body h2{ font-size:28px; font-weight:800; margin:8px 0 16px; }
.about-teaser-body p{ font-size:14px; color:var(--steel); line-height:1.9; margin-bottom:22px; }
.about-more{ font-size:14px; font-weight:600; color:var(--red); }
.about-more:hover{ text-decoration:underline; }

/* Product specification disclaimer */
.param-notice{
  margin-top:18px; padding:14px 16px;
  background:#FFF8E8; border-left:3px solid var(--red);
  color:var(--steel); font-size:13px; line-height:1.75;
}
.param-notice strong{ color:var(--ink); }

@media (max-width:960px){ .about-teaser{ grid-template-columns:1fr; } .about-teaser-img{ height:260px; } }

.why-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.why-item{ background:#fff; padding:30px 26px; }
.why-item .n{ font-family:"Oswald",sans-serif; font-size:22px; color:var(--red); font-weight:600; }
.why-item h4{ font-size:16px; font-weight:700; margin:10px 0 8px; }
.why-item p{ font-size:13px; color:var(--steel); }

/* ---------- Process (选型-下单-发货-服务 是真流程，用编号合理) ---------- */
.process{ display:flex; }
.process-step{ flex:1; position:relative; padding-right:24px; }
.process-step:not(:last-child)::after{
  content:"→"; position:absolute; right:-2px; top:6px; color:var(--line); font-family:"Oswald",sans-serif;
}
.process-step .n{ font-family:"Oswald",sans-serif; color:var(--red); font-size:26px; font-weight:600; }
.process-step h5{ font-size:15px; font-weight:700; margin:8px 0 6px; }
.process-step p{ font-size:12.5px; color:var(--steel); }

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--ink); color:#fff;
  padding:64px 0;
}
.cta-band .site-container{
  display:flex; align-items:center; justify-content:space-between;
}
.cta-band h3{ font-size:26px; font-weight:800; }
.cta-band p{ color:#B8BCC2; margin-top:8px; font-size:14px; }

/* ---------- Footer ---------- */
.site-footer{ background:#33383F; color:#A7ACB3; padding:64px 0 0; }
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr 1fr; gap:32px;
  padding-bottom:40px; border-bottom:1px solid #464C54;
}
.footer-col h5{ color:#fff; font-size:15.5px; margin-bottom:18px; }
.footer-col li{ margin-bottom:11px; font-size:14.5px; }
.footer-col a:hover{ color:#fff; }
.footer-brand .brand-mark-icon{ width:42px; height:auto; display:block; }
.footer-brand p{ font-size:14.5px; margin-top:14px; line-height:1.85; max-width:300px; }
.footer-bottom{
  display:flex; justify-content:space-between;
  padding:20px 0; font-size:13px;
}
.site-footer .site-container{ }

/* ---------- Utility / reveal ---------- */
.reveal{ opacity:0; transform:translateY(16px); transition:opacity .5s ease, transform .5s ease; }
.reveal.in{ opacity:1; transform:none; }

.to-top{
  position:fixed; right:24px; bottom:24px;
  width:44px; height:44px;
  background:var(--ink); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:18px; z-index:300;
  opacity:0; pointer-events:none; transition:opacity .2s;
}
.to-top.show{ opacity:1; pointer-events:auto; }

.wa-float{
  position:fixed; right:24px; bottom:80px;
  width:44px; height:44px;
  background:#25D366; color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:20px; z-index:300; border-radius:50%;
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px){
  .hero-inner{ grid-template-columns:1fr; }
  .app-grid{ grid-template-columns:repeat(2,1fr); }
  .why-grid, .cat-grid{ grid-template-columns:repeat(2,1fr); }
  .trust-strip .site-container{ grid-template-columns:repeat(2,1fr); row-gap:20px; }
  .footer-grid{ grid-template-columns:repeat(2,1fr); }
  .process{ flex-wrap:wrap; }
  .process-step{ flex:0 0 50%; margin-bottom:24px; }
}
@media (max-width: 860px){
  html[dir="rtl"] .main-nav{ right:auto; left:0; transform:translateX(-100%); }
  html[dir="rtl"] .main-nav.nav-open{ transform:translateX(0); }
  .main-nav{
    position:fixed; top:0; right:0; height:100vh; width:min(84vw,320px);
    background:#fff; z-index:400; overflow-y:auto;
    transform:translateX(100%); transition:transform .28s ease;
    box-shadow:-10px 0 30px rgba(20,23,26,.18);
    padding-top:96px;
  }
  .main-nav.nav-open{ transform:translateX(0); }
  .main-nav > ul{ display:flex; flex-direction:column; align-items:stretch; height:auto; gap:0; }
  .main-nav > ul > li{ height:auto; border-bottom:1px solid var(--line); }
  .main-nav > ul > li > a{ height:auto; padding:16px 22px; border-bottom:none; }
  .main-nav .dropdown{
    position:static; display:none; box-shadow:none; border:none; width:auto;
    background:var(--paper); padding:0;
  }
  .main-nav .has-drop.mega-open .dropdown{ display:block; }
  .main-nav .dropdown a{ padding:12px 32px; font-size:14.5px; }
  .main-nav .megamenu{ position:static; display:none; box-shadow:none; border:none; width:auto; padding:16px 22px; }
  .main-nav .has-mega.mega-open .megamenu{ display:block; }
  .megamenu-layout{ grid-template-columns:1fr; }
  .nav-toggle{
    display:flex; flex-direction:column; justify-content:center; align-items:center; gap:5px;
    width:40px; height:40px; background:none; border:none; cursor:pointer; z-index:410;
  }
  .nav-toggle span{ display:block; width:22px; height:2px; background:var(--ink); transition:transform .2s, opacity .2s; }
  .nav-toggle.active span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2){ opacity:0; }
  .nav-toggle.active span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
  .nav-backdrop{
    position:fixed; inset:0; background:rgba(20,23,26,.4); z-index:390;
    opacity:0; pointer-events:none; transition:opacity .25s ease;
  }
  .nav-backdrop.show{ opacity:1; pointer-events:auto; }
  .consult-float{ display:none !important; }
  .to-top{ bottom:80px; }
  .wa-float{ bottom:136px; }
  .mobile-call-bar{
    display:flex; position:fixed; left:0; right:0; bottom:0; z-index:350;
    background:var(--red); color:#fff;
    align-items:center; justify-content:center; gap:10px;
    height:56px; font-size:16px; font-weight:700;
    box-shadow:0 -4px 16px rgba(0,0,0,.15);
  }
  .mobile-call-bar .ico{ font-size:19px; }
  .mobile-call-bar-split{ padding:0; gap:0; }
  .mobile-call-bar-split .mcb-btn{
    flex:1; height:100%; display:flex; align-items:center; justify-content:center; gap:8px;
    color:#fff; font-size:14.5px; font-weight:700;
  }
  .mobile-call-bar-split .mcb-primary{ flex:1.18; }
  .mobile-call-bar-split .mcb-secondary{ flex:.82; background:var(--red); }
  .mobile-call-bar-split .mcb-whatsapp{ background:#25D366; }
  .mobile-call-bar-split .mcb-zalo{ background:#0068FF; }
  .mobile-call-bar-split .mcb-line{ background:#06C755; }
  .mobile-call-bar-split .mcb-email{ background:var(--red); }
  .mobile-call-bar-split .mcb-phone{ background:#01619E; }
  .mobile-call-bar-single .mcb-primary{ flex:1; }
  .mobile-call-bar-split .mcb-app-badge{
    min-width:22px; height:22px; padding:0 4px; border:1px solid rgba(255,255,255,.8);
    border-radius:5px; display:inline-flex; align-items:center; justify-content:center;
    font-size:10px; line-height:1; font-weight:800;
  }
  .mobile-call-bar-split .ico{ font-size:18px; }
  body{ padding-bottom:56px; }
}
@media (min-width: 861px){
  .nav-toggle, .nav-backdrop, .mobile-call-bar{ display:none; }
}
@media (max-width: 640px){
  .top-bar .site-container{ padding:0 20px; }
  .top-bar .tb-left{ display:none; }
  .top-bar .tb-right{ width:100%; justify-content:space-between; gap:12px; }
  .lang-switch{ white-space:nowrap; }
  .hero{ min-height:auto; }
  .hero-inner{ padding:40px 24px 36px; gap:28px; }
  .hero h1{ font-size:28px; }
  .hero p{ font-size:14.5px; margin-bottom:24px; }
  .hero-actions{ flex-direction:column; gap:10px; }
  .hero-actions .btn{ width:100%; }
  .hero::after{ opacity:.5; width:80%; }
  .hero-panel{ padding:20px; }
  .app-grid, .why-grid, .cat-grid{ grid-template-columns:1fr; }
  .cta-band .site-container{ flex-direction:column; align-items:flex-start; gap:18px; }
  .section{ padding:56px 0; }
  .cat-card-thumb{ width:96px; }
  .cat-card-thumb svg{ width:48px; height:48px; }
}