/* ============ 设计变量 ============ */
:root{
  /* 品牌蓝体系 */
  --brand:#1B4EE8;
  --brand-dark:#0E36B8;
  --brand-2:#4C77F5;
  --brand-link:#6E96FF;
  --brand-soft:rgba(27,78,232,.10);

  /* 深色区 */
  --bg-900:#070C18;
  --surface:#0D1526;
  --border:rgba(130,165,220,.14);
  --text:#EEF2FA;
  --muted:#9DAEC5;
  --dim:#7E90A8;

  /* 浅色区 */
  --light-bg:#F5F7FB;
  --light-card:#FFFFFF;
  --ink:#0B1220;
  --ink-muted:#59677A;
  --light-border:#E3E9F2;

  /* 尺寸体系 */
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --container:1260px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  margin:0;
  background:var(--bg-900);
  color:var(--text);
  font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:900;letter-spacing:-.022em;line-height:1.14}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:4px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}

/* ============ 通用组件 ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 15px 8px 13px;
  border:1px solid rgba(110,150,255,.34);
  background:rgba(27,78,232,.16);
  border-radius:999px;
  color:#A9C2FF;
  font-size:13.5px;font-weight:700;letter-spacing:.02em;
  line-height:1;
}
.eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--brand-2);box-shadow:0 0 10px 1px rgba(76,119,245,.85);
}
.eyebrow--light{
  border-color:#D9E2F3;background:#fff;color:#25407A;
}
.eyebrow--light::before{background:var(--brand);box-shadow:none}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 26px;
  border-radius:var(--r-sm);
  font-size:16px;font-weight:800;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .24s ease,background .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:none;transition:transform .2s ease}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 10px 26px -12px rgba(27,78,232,.6);
}
.btn--primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 16px 34px -14px rgba(27,78,232,.75)}
.btn--ghost{
  background:transparent;
  border-color:rgba(255,255,255,.42);
  color:#fff;
}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.10);transform:translateY(-2px)}
.btn--sm{padding:11px 18px;font-size:15.5px;border-radius:9px}

.section{padding:104px 0}
.section-head{max-width:760px;margin:0 auto 56px;text-align:center}
.section-head h2{
  font-size:clamp(28px,3.1vw,42px);
  margin:20px 0 16px;
  line-height:1.24;
  text-wrap:balance;
}
.section-head p{font-size:17.5px;color:var(--muted);line-height:1.72;margin:0 auto;text-wrap:balance}

/* ============ 顶部导航（白底） ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:#fff;
  border-bottom:1px solid rgba(10,30,70,.08);
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-color:rgba(10,30,70,.10);
  box-shadow:0 10px 30px -20px rgba(8,20,50,.28);
}
.nav{position:relative;display:flex;align-items:center;gap:34px;height:74px}
.brand{display:flex;align-items:center;flex:none}
.brand img{width:246px;height:auto;display:block}

/* 菜单相对容器绝对居中（不随左右两侧宽度变化而偏移） */
.nav__menu{
  display:flex;align-items:center;gap:4px;
  position:absolute;left:50%;transform:translateX(-50%);
}
.nav__item{position:relative}
.nav__link{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:9px;
  font-size:15.5px;font-weight:600;color:#2A3446;
  transition:color .18s ease,background .18s ease;
}
.nav__link:hover{color:#0B1220;background:rgba(27,78,232,.06)}
.nav__link.is-active{color:#0B1220;font-weight:800}
.nav__link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);
}

.nav__right{margin-left:auto;display:flex;align-items:center;gap:12px}
/* 导航右侧「索取样品」与「中文」等高同字号，避免一大一小 */
.nav__right .btn--sm{
  height:38px;padding:0 16px;
  font-size:13.5px;font-weight:700;letter-spacing:0;
  border-radius:9px;
  box-shadow:0 6px 16px -8px rgba(27,78,232,.55);
}
.lang{
  display:flex;align-items:center;gap:6px;
  height:38px;padding:0 12px;border-radius:9px;
  border:1px solid #DAE2EF;
  font-size:13.5px;font-weight:600;color:#2A3446;cursor:pointer;
  background:#fff;transition:border-color .2s ease,color .2s ease;
}
.lang:hover{border-color:#B9C7DE;color:#0B1220}
.lang svg{width:14px;height:14px;opacity:.7;stroke:currentColor;fill:none;stroke-width:1.6}
.nav__toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid #DAE2EF;background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav__toggle span{display:block;width:18px;height:2px;background:#2A3446;border-radius:2px;transition:.25s ease}

/* ============ Hero 全幅轮播 ============ */
.hero{
  position:relative;overflow:hidden;
  height:clamp(600px,80vh,860px);
  background:var(--bg-900);
}
.hero__slides{position:absolute;inset:0;z-index:0}
.hero__slide{
  position:absolute;inset:0;margin:0;overflow:hidden;
  opacity:0;
  transition:opacity .9s ease;
  will-change:opacity;
}
.hero__slide picture{display:block;width:100%;height:100%}
.hero__slide img{
  width:100%;height:100%;object-fit:cover;object-position:center;
  transform:scale(1.04);
  transition:transform 6.5s cubic-bezier(.2,.5,.3,1);
}
/* 首图为产品实拍合成稿，裁切时保住右侧产品 */
.hero__slide:first-child img{object-position:62% center}
.hero__slide.is-active{opacity:1}
.hero__slide.is-active img{transform:scale(1)}
.hero__veil{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,rgba(5,9,20,.94) 0%,rgba(5,9,20,.78) 45%,rgba(5,9,20,.42) 100%);
}
.hero__grid-lines{
  position:absolute;inset:0;z-index:2;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:76px 76px;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 20%,#000 20%,transparent 80%);
  mask-image:radial-gradient(120% 90% at 50% 20%,#000 20%,transparent 80%);
}
.hero__inner{
  position:relative;z-index:3;height:100%;
  display:flex;align-items:center;
}
.hero__copy{max-width:720px;width:100%}
.hero h1{
  font-size:clamp(36px,4.4vw,60px);
  margin:26px 0 22px;
  letter-spacing:-.03em;
  color:#fff;
}
.hero__dynamic{
  font-size:clamp(18.5px,1.55vw,20px);
  font-weight:800;
  color:#D6E2FF;
  letter-spacing:.01em;
  line-height:1.5;
  margin:0 0 18px;
  min-height:1.5em;
}
.hero__dynamic .dch{
  display:inline-block;
  opacity:0;
  transform:translateY(14px);
  transition:opacity .55s cubic-bezier(.22,.61,.36,1),transform .55s cubic-bezier(.22,.61,.36,1);
}
.hero__dynamic .dch.is-in{opacity:1;transform:none}
.hero__lead{
  font-size:17.5px;line-height:1.74;color:#C4D1E4;max-width:600px;
  text-wrap:pretty;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0 0}

.hero__arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:4;
  width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.28);
  color:#fff;cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.hero__arrow:hover{background:rgba(255,255,255,.22)}
.hero__arrow svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.hero__arrow--prev{left:20px}
.hero__arrow--next{right:20px}

.hero__dots{
  position:absolute;left:0;right:0;bottom:34px;z-index:4;
  display:flex;justify-content:center;align-items:center;gap:8px;
  /* 容器横跨整幅宽度，必须让点击穿透，否则会遮住两侧箭头中心的命中区 */
  pointer-events:none;
}
.hero__dot{
  position:relative;
  width:8px;height:8px;padding:0;border:0;border-radius:99px;
  background:rgba(255,255,255,.35);cursor:pointer;
  transition:width .3s ease,background .3s ease;
  pointer-events:auto;
}
/* 透明扩展命中区（不改视觉尺寸）：上下 12px、左右 4px，恰好填满 8px 间隙不重叠 */
.hero__dot::after{content:"";position:absolute;inset:-12px -4px}
.hero__dot[aria-current="true"]{width:26px;border-radius:4px;background:#fff}

/* Hero 数据带 */
.hero-stats{background:var(--bg-900);border-top:1px solid var(--border)}
.hero__stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
}
.stat{padding:34px 26px;border-right:1px solid var(--border);min-width:0}
.stat:last-child{border-right:0}
.stat__num{
  font-size:clamp(28px,3vw,40px);font-weight:900;letter-spacing:-.03em;
  color:var(--brand-2);line-height:1.1;
}
.stat__num span{font-size:.5em;font-weight:900;margin-left:3px;color:var(--brand-link)}
/* 标签单行不换行：字号按四列格宽反算（(100vw-264)/68），仅在放不下时才收缩 */
.stat__label{
  font-size:clamp(11px, calc((100vw - 264px) / 67), 15px);
  font-weight:800;color:#DCE5EF;margin-top:8px;
  white-space:nowrap;word-break:keep-all;
}
.stat__desc{font-size:13.5px;color:var(--dim);margin-top:4px;line-height:1.5}

/* ============ 产品系列（浅色区） ============ */
.section--light{background:var(--light-bg);color:var(--ink)}
.section--light .section-head h2{color:var(--ink)}
.section--light .section-head p{color:var(--ink-muted)}

.prod-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}
/* 产品系列超过 3 个时：单行排布 + 横向滚动，一屏固定显示 3 个（≤3 个仍平铺填满） */
.prod-grid:has(> :nth-child(4)),
.plist:has(> :nth-child(4)){
  grid-auto-flow:column;
  grid-template-columns:none;
  /* 每屏 3 张，右侧留 34px 露出下一张的一角，提示可横向滚动 */
  grid-auto-columns:calc((100% - 48px) / 3 - 12px);
  overflow-x:auto;
  overscroll-behavior-x:contain;
  scroll-snap-type:x proximity;
  padding-bottom:10px;
  scrollbar-width:thin;
  scrollbar-color:#C3CEE0 #EDF1F7;
}
.prod-grid:has(> :nth-child(4)) > *,
.plist:has(> :nth-child(4)) > *{scroll-snap-align:start}
/* 浅色区滚动条：细窄、低对比 */
.prod-grid:has(> :nth-child(4))::-webkit-scrollbar,
.plist:has(> :nth-child(4))::-webkit-scrollbar{height:6px}
.prod-grid:has(> :nth-child(4))::-webkit-scrollbar-track,
.plist:has(> :nth-child(4))::-webkit-scrollbar-track{background:#EDF1F7;border-radius:3px}
.prod-grid:has(> :nth-child(4))::-webkit-scrollbar-thumb,
.plist:has(> :nth-child(4))::-webkit-scrollbar-thumb{background:#C3CEE0;border-radius:3px}
.prod-grid:has(> :nth-child(4))::-webkit-scrollbar-thumb:hover,
.plist:has(> :nth-child(4))::-webkit-scrollbar-thumb:hover{background:#A9B8CE}
.pcard{
  background:var(--light-card);
  border:1px solid var(--light-border);
  border-radius:var(--r-lg);
  overflow:hidden;
  display:flex;flex-direction:column;
  min-width:0;
  transition:transform .25s ease,box-shadow .3s ease,border-color .25s ease;
}
.pcard:hover{transform:translateY(-4px);box-shadow:0 26px 54px -30px rgba(12,26,60,.42);border-color:rgba(27,78,232,.32)}
.pcard__media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:#FFFFFF;
}
.pcard__media img{
  width:100%;height:100%;object-fit:contain;
  transform:scale(1);
  transition:transform .5s ease;
}
.pcard:hover .pcard__media img{transform:scale(1.03)}
.pcard__badge{
  position:absolute;right:14px;top:14px;z-index:2;
  padding:6px 12px;border-radius:999px;
  background:rgba(11,18,32,.82);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.pcard__body{padding:24px 24px 24px;display:flex;flex-direction:column;flex:1}
.pcard__body h3{font-size:20px;color:var(--ink);line-height:1.4}
.pcard__sub{
  font-size:16px;font-weight:800;color:var(--brand);
  margin-top:10px;line-height:1.5;
}
.pcard__desc{font-size:15.5px;color:var(--ink-muted);line-height:1.7;margin-top:10px;text-wrap:pretty}
.pspec{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px 20px;margin-top:18px;padding-top:18px;
  border-top:1px solid var(--light-border);
}
.pspec>div{min-width:0}
.pspec dt{font-size:13px;color:#8390A3;font-weight:600;line-height:1.5;letter-spacing:.01em}
.pspec dd{
  margin:4px 0 0;font-size:15.5px;color:var(--ink);font-weight:800;
  line-height:1.5;font-variant-numeric:tabular-nums;
}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
.tag{
  padding:5px 11px;border-radius:999px;
  background:var(--brand-soft);color:#2A3E6B;
  font-size:12.8px;font-weight:700;line-height:1.5;
}
.pcard__link{
  display:inline-flex;align-items:center;gap:7px;
  margin-top:auto;padding-top:20px;
  font-size:15.5px;font-weight:800;color:var(--brand);
}
.pcard__link svg{width:15px;height:15px;transition:transform .2s ease}
.pcard:hover .pcard__link svg{transform:translateX(4px)}

/* ============ 展会信息（深色区） ============ */
.section--dark{
  background:
    radial-gradient(900px 520px at 50% 0%,rgba(27,78,232,.18),transparent 72%),
    var(--bg-900);
}
/* 3 条展会数据 → 3 列填满；若补到 4 条，把下面改成 repeat(4,minmax(0,1fr)) */
.expo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
/* 展会卡：缩略图在上、正文在下（恢复 v8 布局），无状态胶囊 */
.ecard{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  overflow:hidden;
  display:flex;flex-direction:column;
  min-width:0;
  transition:transform .25s ease,border-color .25s ease,box-shadow .3s ease;
}
.ecard:hover{transform:translateY(-4px);border-color:rgba(76,119,245,.42);box-shadow:0 30px 60px -35px rgba(0,0,0,.9)}
.ecard__thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;background:#0A1120;
  isolation:isolate;
}
.ecard__thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s cubic-bezier(.22,.61,.36,1);
}
.ecard:hover .ecard__thumb img{transform:scale(1.05)}
.ecard__thumb::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top,rgba(9,15,28,.94) 0%,rgba(9,15,28,.5) 32%,rgba(9,15,28,0) 66%);
}
/* 日期：中文写法「11月16日」，数字大、月/日 单位小，年份另起小字 */
.ecard__date{
  position:absolute;left:18px;bottom:13px;z-index:2;
  display:flex;align-items:baseline;gap:9px;
}
.ecard__date b{
  display:inline-flex;align-items:baseline;gap:1px;
  font-size:26px;font-weight:900;color:#fff;
  letter-spacing:-.02em;line-height:1;
  font-variant-numeric:tabular-nums;
  text-shadow:0 2px 12px rgba(0,0,0,.55);
}
.ecard__date b em{
  font-style:normal;font-size:.66em;font-weight:700;
  letter-spacing:0;margin:0 2px;
}
.ecard__date b em:first-child{margin-left:2px}
.ecard__date b em:last-child{margin-right:0}
.ecard__date span{
  font-size:13.5px;color:rgba(255,255,255,.76);
  letter-spacing:.02em;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;
  text-shadow:0 1px 8px rgba(0,0,0,.5);
}
.ecard__date span em{
  font-style:normal;font-size:.92em;font-weight:600;
  margin-left:1px;opacity:.85;
}
.ecard__body{padding:20px 24px 22px;display:flex;flex-direction:column;flex:1}
.ecard__kicker{
  font-size:12px;font-weight:800;color:var(--brand-link);
  letter-spacing:.1em;line-height:1.5;text-transform:uppercase;
}
.ecard h3{font-size:19px;color:#fff;line-height:1.45;letter-spacing:-.01em;text-wrap:balance;margin-top:8px}
/* 卡片正文简介：单段，最多两行，超出省略 */
.ecard__desc{
  margin-top:12px;
  font-size:15px;color:var(--muted);line-height:1.68;
  display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;
  overflow:hidden;text-wrap:pretty;
}
/* 卡片元信息：地点 / 展位 */
.ecard__meta{
  margin-top:14px;display:flex;flex-wrap:wrap;gap:8px 18px;
}
.ecard__meta li{
  display:flex;align-items:center;gap:7px;
  font-size:14px;color:var(--muted);line-height:1.5;min-width:0;
}
.ecard__meta li span{
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.ecard__meta svg{
  width:14px;height:14px;flex:none;
  stroke:var(--brand-link);fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round;
}
.ecard__link{
  margin-top:auto;padding-top:18px;
  display:inline-flex;align-items:center;gap:7px;
  font-size:15.5px;font-weight:800;color:var(--brand-link);
}
.ecard__link svg{width:14px;height:14px;transition:transform .2s ease}
.ecard:hover .ecard__link svg{transform:translateX(4px)}

/* ============ 关于我们（浅色区） ============ */
.about-layout{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;align-items:start;
}
.about-copy h2{
  font-size:clamp(26px,2.75vw,38px);color:var(--ink);
  margin:20px 0 20px;line-height:1.28;
  text-wrap:balance;
}
.about-copy p{font-size:16.5px;color:var(--ink-muted);line-height:1.82;margin-bottom:14px;text-wrap:pretty}
.about-copy p:last-child{margin-bottom:0}
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.fact{
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-md);padding:22px 20px;
  min-width:0;
  transition:border-color .25s ease,box-shadow .3s ease;
}
.fact:hover{border-color:rgba(27,78,232,.26);box-shadow:0 18px 38px -30px rgba(12,26,60,.4)}
.fact h3{
  font-size:13px;font-weight:800;color:var(--brand);
  letter-spacing:.08em;line-height:1.4;
}
.fact p{font-size:15.5px;color:var(--ink-muted);line-height:1.62;margin-top:9px}
.about-claim{
  margin-top:48px;padding-top:28px;
  border-top:1px solid var(--light-border);
  display:flex;align-items:center;gap:14px;
  font-size:17.5px;font-weight:800;color:var(--ink);line-height:1.6;
}
.about-claim::before{
  content:"";width:4px;align-self:stretch;min-height:24px;border-radius:2px;
  background:var(--brand);flex:none;
}

/* ============ 页脚（深色） ============ */
.site-footer{background:#050B16;padding:72px 0 10px;border-top:1px solid var(--border)}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.34fr) minmax(0,.72fr) minmax(0,1.36fr) minmax(0,1.02fr);
  gap:48px;padding-bottom:52px;
}
.footer-grid > *{min-width:0}
.footer-brand img{width:238px;height:auto}
.footer-brand__desc{font-size:15.5px;color:#8B9CB0;line-height:1.78;margin-top:22px;max-width:352px}
.footer-brand__desc strong{color:#DCE6F3;font-weight:700}
.footer-col h3{font-size:15.5px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:15.5px;color:#93A4B8;transition:color .18s ease}
.footer-col a:hover{color:var(--brand-link)}
.footer-contact li{display:flex;gap:10px;margin-bottom:14px;font-size:15.5px;color:#93A4B8;line-height:1.6}
.footer-contact svg{width:16px;height:16px;flex:none;margin-top:4px;stroke:var(--brand-link);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.footer-contact a{font-size:15.5px;color:#93A4B8}
.footer-contact a:hover{color:var(--brand-link)}
/* 底栏：左右两端与上方各列严格对齐容器边界，不再为悬浮按钮预留右侧空间 */
.footer-bottom{
  border-top:1px solid rgba(130,165,220,.12);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:#71839A;line-height:1.7;text-wrap:pretty;
}
.footer-bottom>div{min-width:0}
.footer-bottom__links{display:flex;gap:22px;flex-wrap:wrap}
.footer-bottom a{color:#71839A;transition:color .18s ease}
.footer-bottom a:hover{color:var(--brand-link)}

/* 入场动画 */
.js-reveal .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
.js-reveal .reveal.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1160px){
  .expo-grid{gap:16px}
  .footer-grid{grid-template-columns:minmax(0,1.38fr) minmax(0,1fr) minmax(0,1.22fr);gap:36px}
  .footer-col--products{grid-column:span 3}
  .about-layout{gap:40px}
}
/* 1161–1264px 四列布局偏窄，单独加宽联系方式列，保证地址单行不断词 */
@media (min-width:1161px) and (max-width:1264px){
  .footer-grid{grid-template-columns:minmax(0,1.34fr) minmax(0,.6fr) minmax(0,1.5fr) minmax(0,.9fr)}
}
@media (max-width:980px){
  .expo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .nav__menu{display:none}
  .nav__toggle{display:flex}
  .nav__right .btn{display:none}
  .section{padding:78px 0}
  .about-layout{grid-template-columns:minmax(0,1fr);gap:36px}
  .hero__inner{align-items:center}
  .hero__copy{max-width:none}
  /* 平板起数据带改两列：格宽足够让「四领域」标签保持单行 */
  .hero__stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric{padding:26px 22px}
}
@media (max-width:720px){
  body{font-size:16.5px}
  .container{padding:0 20px}
  .nav{gap:14px;height:66px}
  .brand img{width:186px}
  .nav__right{gap:10px}
  .lang{height:38px;padding:0 10px;font-size:12.5px}
  .nav__toggle{width:38px;height:38px}
  .prod-grid{grid-template-columns:minmax(0,1fr)}
  /* 超 3 个时窄屏也横向滚动，单卡占 86% 宽，露出一角提示可滑动 */
  .prod-grid:has(> :nth-child(4)),
  .plist:has(> :nth-child(4)){grid-auto-columns:86%}
  .expo-grid{grid-template-columns:minmax(0,1fr);gap:18px}
  .ecard__body{padding:18px 20px 20px}
  .ecard h3{font-size:18px}
  .stat{padding:24px 0 26px;padding-right:16px;border-right:0;border-bottom:1px solid var(--border)}
  .stat:nth-child(odd){border-right:1px solid var(--border)}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:34px}
  .footer-col--products{grid-column:auto}
  .hero{height:auto;min-height:0}
  .hero__inner{height:auto;min-height:620px;padding-top:96px;padding-bottom:150px}
  /* 移动端保留左右箭头：与底部圆点同一水平线（箭头中心 12+18=30px，圆点中心 26+4=30px） */
  .hero__arrow{display:grid;width:36px;height:36px;top:auto;bottom:12px;transform:none}
  .hero__arrow--prev{left:16px}
  .hero__arrow--next{right:16px}
  .hero__arrow svg{width:15px;height:15px}
  /* 移动端首图：产品压在下部，避免与标题/按钮重叠 */
  .hero__slide:first-child img{object-position:center bottom}
  .hero__dots{bottom:26px}
  .hero__actions .btn{flex:1 1 100%}
  .section-head{margin-bottom:40px}
  .facts{grid-template-columns:minmax(0,1fr)}
  .about-claim{font-size:16.5px}
  /* 窄屏底栏单列堆叠，右侧无需预留悬浮按钮宽度 */
  /* 窄屏两行堆叠：gap 收到 10px，两行更紧凑 */
  .footer-bottom{padding:18px 0 14px;gap:10px}
  .pcard__badge{right:12px;top:12px}
}
/* 移动端菜单面板（白底） */
@media (max-width:980px){
  .nav__menu{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    transform:none;                 /* 复位桌面端的居中位移 */
    flex-direction:column;align-items:stretch;gap:2px;
    padding:14px 20px 20px;
    background:#fff;
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(10,30,70,.1);
    box-shadow:0 24px 50px -26px rgba(8,20,50,.35);
  }
  body.nav-open .nav__menu{display:flex}
  body.nav-open .nav__toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.nav-open .nav__toggle span:nth-child(2){opacity:0}
  body.nav-open .nav__toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav__link{padding:13px 12px;font-size:16px;border-radius:8px;color:#2A3446}
  .nav__link.is-active::after{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .js-reveal .reveal{opacity:1;transform:none}
  .hero__slide img{transform:none!important}
}

/* ==========================================================================
   内页通用组件（产品列表 / 展会动态 / 关于我们 / 联系我们）
   ========================================================================== */

/* ---------- 内页头部 Banner ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(760px 460px at 78% 18%,rgba(27,78,232,.28),transparent 68%),
    radial-gradient(600px 400px at 12% 90%,rgba(15,42,110,.42),transparent 70%),
    linear-gradient(180deg,#070C18 0%,#0A1120 100%);
  border-bottom:1px solid var(--border);
  padding:96px 0 84px;
  isolation:isolate;
}
/* 背景配图：铺满整块 banner，右侧保留图像，左侧压深保证白字可读 */
.page-hero__bg{
  position:absolute;inset:0;z-index:0;
  pointer-events:none;overflow:hidden;
}
.page-hero__bg img{
  width:100%;height:100%;display:block;
  object-fit:cover;
  object-position:64% 50%;
  /* 底图轻微压暗，避免右侧过亮抢标题 */
  filter:saturate(1.03);
}
.page-hero__bg::after{
  content:"";position:absolute;inset:0;
  /* 图片本身已在左侧压暗（见 assets/hero-*.jpg），这里只补一层轻遮罩，
     避免叠加过重把图完全盖住 */
  background:
    linear-gradient(90deg,
      rgba(7,12,24,.84) 0%,
      rgba(7,12,24,.74) 28%,
      rgba(7,12,24,.44) 46%,
      rgba(7,12,24,.14) 66%,
      rgba(7,12,24,0) 88%),
    linear-gradient(180deg,
      rgba(7,12,24,.34) 0%,
      rgba(7,12,24,0) 34%,
      rgba(7,12,24,.30) 100%);
}
/* 叠一层细网格，与深色区质感统一 */
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background-image:
    linear-gradient(rgba(255,255,255,.030) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.030) 1px,transparent 1px);
  background-size:76px 76px;
  -webkit-mask-image:radial-gradient(115% 85% at 30% 30%,#000 15%,transparent 78%);
  mask-image:radial-gradient(115% 85% at 30% 30%,#000 15%,transparent 78%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{
  font-size:clamp(32px,4vw,52px);
  color:#fff;margin:22px 0 18px;
  letter-spacing:-.03em;
  text-shadow:0 2px 24px rgba(4,8,18,.55);
}
.page-hero p{
  font-size:18.5px;line-height:1.75;color:#C3D0E2;
  max-width:686px;text-wrap:pretty;
  text-shadow:0 1px 16px rgba(4,8,18,.5);
}
/* 产品详情页：只放面包屑的窄横幅 */
.page-hero--slim{padding:64px 0 56px}
.page-hero--slim .page-hero__bg img{filter:brightness(.86)}
.crumb{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:13.5px;color:#7F92AB;margin-bottom:6px;
}
.crumb a{color:#8FA3BD;transition:color .18s ease}
.crumb a:hover{color:#AFC6FF}
.crumb span{opacity:.5}
.crumb b{color:#C9D6E6;font-weight:600}

/* ---------- 内页通用：区块、筛选、卡片网格 ---------- */
.page-section{padding:88px 0}
.page-section--light{background:var(--light-bg);color:var(--ink)}
.page-section--light .section-head h2{color:var(--ink)}
.page-section--light .section-head p{color:var(--ink-muted)}

.filter-bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:36px;
  padding-bottom:22px;border-bottom:1px solid var(--light-border);
}
/* 系列型号页暂不展示筛选条（展会页已无筛选）：DOM 保留，删掉这行 display:none 即可恢复 */
.filter-bar{display:none}
.filter-tabs{display:flex;flex-wrap:wrap;gap:9px}
.filter-tab{
  padding:9px 18px;border-radius:999px;
  border:1px solid var(--light-border);background:#fff;
  font-size:15.5px;font-weight:700;color:#41506A;cursor:pointer;
  transition:all .18s ease;
}
.filter-tab:hover{border-color:rgba(27,78,232,.34);color:var(--brand)}
.filter-tab.is-active{
  background:var(--brand);border-color:var(--brand);color:#fff;
  box-shadow:0 8px 20px -10px rgba(27,78,232,.6);
}
.filter-count{font-size:14.5px;color:#7A879A}
.filter-count b{color:var(--brand);font-weight:800}

/* 产品列表卡 */
.plist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.pitem{
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;min-width:0;
  transition:transform .25s ease,box-shadow .3s ease,border-color .25s ease;
}
.pitem:hover{transform:translateY(-4px);box-shadow:0 26px 54px -30px rgba(12,26,60,.42);border-color:rgba(27,78,232,.32)}
.pitem__media{position:relative;aspect-ratio:16/10;background:#fff;overflow:hidden}
.pitem__media img{width:100%;height:100%;object-fit:contain;transition:transform .45s ease}
.pitem:hover .pitem__media img{transform:scale(1.04)}
.pitem__tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:999px;
  background:rgba(11,18,32,.82);color:#fff;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.pitem__body{padding:24px 24px 24px;display:flex;flex-direction:column;flex:1}
.pitem__body h3{font-size:20px;color:var(--ink);line-height:1.42}
.pitem__sub{font-size:15.5px;font-weight:800;color:var(--brand);margin-top:9px;line-height:1.5}
.pitem__desc{font-size:15.5px;color:var(--ink-muted);line-height:1.72;margin-top:10px;text-wrap:pretty}
.pitem__spec{
  margin-top:18px;padding-top:16px;
  border-top:1px solid var(--light-border);
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 18px;
}
.pitem__spec>div{min-width:0}
.pitem__spec dt{font-size:12.5px;color:#8390A3;font-weight:600;line-height:1.5}
.pitem__spec dd{
  margin:3px 0 0;font-size:15px;color:var(--ink);font-weight:800;line-height:1.5;
  font-variant-numeric:tabular-nums;
}
.pitem__link{
  margin-top:auto;padding-top:20px;
  display:inline-flex;align-items:center;gap:7px;
  font-size:15.5px;font-weight:800;color:var(--brand);
}
.pitem__link svg{width:15px;height:15px;transition:transform .2s ease}
.pitem:hover .pitem__link svg{transform:translateX(4px)}

/* ---------- 展会列表（时间线式） ---------- */
.expo-list{display:flex;flex-direction:column;gap:20px}
.expo-row{
  display:grid;
  grid-template-columns:186px minmax(0,1fr) 224px;
  gap:32px;align-items:center;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:22px;
  min-width:0;
  transition:transform .25s ease,border-color .25s ease,box-shadow .3s ease;
}
.expo-row:hover{transform:translateY(-3px);border-color:rgba(76,119,245,.42);box-shadow:0 28px 56px -34px rgba(0,0,0,.9)}
.expo-row__thumb{
  position:relative;aspect-ratio:16/10;border-radius:var(--r-md);
  overflow:hidden;background:#0A1120;
}
.expo-row__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.expo-row:hover .expo-row__thumb img{transform:scale(1.05)}
.expo-row__main{min-width:0}
.expo-row__meta{
  margin-top:12px;display:flex;flex-wrap:wrap;gap:10px 24px;
}
.expo-row__meta li{display:flex;align-items:center;gap:8px;font-size:15px;color:var(--muted);min-width:0}
.expo-row__meta svg{
  width:15px;height:15px;flex:none;
  stroke:var(--brand-link);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;
}
.expo-row__side{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.expo-row__side .btn{width:100%}

/* ---------- 关于我们（内页） ---------- */
.split-2{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:64px;align-items:start;
}
.split-2 h2{font-size:clamp(28px,3.1vw,42px);line-height:1.24;color:var(--ink);margin-bottom:0;text-wrap:balance}
.split-2 p{font-size:16.5px;color:var(--ink-muted);line-height:1.84;margin-bottom:16px;text-wrap:pretty}
.split-2 p:last-child{margin-bottom:0}

/* ---------- 关于我们：公司简介（左标题+配图 / 右正文） ---------- */
/* 标题区与全站 section-head 统一规格：同字号、同字重、同色 */
.split-2--about{
  align-items:center;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:56px;
}
/* 注：原 .about-head 已废弃——标题块上移，统一使用 .section-head 居中显示，
   与「核心能力」区块保持同一视觉语言。样式保留仅为兼容历史页面，勿再引用。 */
.about-figure{
  margin:0;border-radius:var(--r-md);overflow:hidden;
  background:#EEF2F8;position:relative;
}
.about-figure img{
  display:block;width:100%;height:auto;
  aspect-ratio:16/10;object-fit:cover;
  transition:transform .6s cubic-bezier(.22,.61,.36,1);
}
.about-figure:hover img{transform:scale(1.03)}
.about-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:38px 18px 14px;
  font-size:13.5px;font-weight:600;color:#fff;letter-spacing:.01em;
  background:linear-gradient(180deg,transparent,rgba(6,12,24,.74));
}
/* 右栏正文：段落间距加大，首段首字母不做处理，保持克制 */
.about-copy p{
  font-size:16.5px;color:var(--ink-muted);line-height:1.86;
  margin:0 0 20px;text-wrap:pretty;
}
.about-copy p:last-child{margin-bottom:0}
/* 首段稍加强调，形成阅读入口 */
.about-copy p:first-child{
  font-size:17px;color:#43536B;
}

/* 数据条（浅色版） */
.metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;border:1px solid var(--light-border);
  border-radius:var(--r-lg);overflow:hidden;background:#fff;
  margin-top:56px;
}
.metric{padding:32px 26px;border-right:1px solid var(--light-border);min-width:0}
.metric:last-child{border-right:0}
.metric b{
  display:block;font-size:clamp(26px,2.8vw,36px);font-weight:900;
  color:var(--brand);letter-spacing:-.03em;line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.metric b span{font-size:.52em;margin-left:2px;color:var(--brand-2)}
.metric p{
  font-size:clamp(11px, calc((100vw - 264px) / 67), 15px);
  font-weight:800;color:var(--ink);margin-top:8px;
  white-space:nowrap;word-break:keep-all;
}
.metric small{display:block;font-size:13.5px;color:var(--ink-muted);margin-top:4px;line-height:1.5}

/* 价值卡（三列） */
.value-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.vcard{
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-lg);padding:30px 28px;
  min-width:0;
  transition:transform .25s ease,box-shadow .3s ease,border-color .25s ease;
}
.vcard:hover{transform:translateY(-4px);box-shadow:0 24px 50px -32px rgba(12,26,60,.42);border-color:rgba(27,78,232,.28)}
.vcard__icon{
  width:46px;height:46px;border-radius:13px;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);
  margin-bottom:20px;
}
.vcard__icon svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.vcard h3{font-size:19px;color:var(--ink);line-height:1.4}
.vcard p{font-size:15.5px;color:var(--ink-muted);line-height:1.74;margin-top:10px;text-wrap:pretty}

/* ---------- 联系我们 ---------- */
.contact-layout{
  display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
  gap:48px;align-items:start;
}
.form-card{
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-lg);padding:38px 36px 34px;
}
.form-card h2{font-size:26px;color:var(--ink);line-height:1.35}
.form-card>p{font-size:15.5px;color:var(--ink-muted);line-height:1.7;margin-top:10px;margin-bottom:26px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{min-width:0}
.field--full{grid-column:1 / -1}
.field label{
  display:block;font-size:14.5px;font-weight:700;color:#3A4759;
  margin-bottom:8px;line-height:1.4;
}
.field label i{color:var(--brand);font-style:normal;margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;
  border:1px solid var(--light-border);border-radius:10px;
  background:#FBFCFE;color:var(--ink);
  font-size:16px;font-family:inherit;line-height:1.5;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:126px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 3px rgba(27,78,232,.10);
}
.field input::placeholder,.field textarea::placeholder{color:#9FABBB}
.field label .field__opt{
  margin-left:8px;font-size:12.5px;font-weight:600;color:#9AA7B8;
  background:#F1F4F9;border-radius:4px;padding:1px 7px;vertical-align:1px;
}
/* 手机号 +86 前缀 */
.field__tel{display:flex;align-items:stretch;min-width:0}
.field__tel .field__prefix{
  display:flex;align-items:center;justify-content:center;
  padding:0 13px;border:1px solid var(--light-border);border-right:0;
  border-radius:10px 0 0 10px;background:#F1F4F9;
  font-size:15.5px;font-weight:800;color:#5A6A80;
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.field__tel input{border-radius:0 10px 10px 0}
.field__tel input:focus{position:relative;z-index:1}
.field__err{
  margin:9px 0 0;font-size:13.5px;font-weight:600;color:#E05555;line-height:1.5;
}

/* 图片验证码 */
.vcode{display:flex;align-items:stretch;gap:10px;min-width:0}
.vcode input{
  flex:1 1 auto;min-width:0;
  padding:12px 14px;
  border:1px solid var(--light-border);border-radius:10px;
  background:#FBFCFE;color:var(--ink);
  font-size:16px;font-family:inherit;line-height:1.5;
  letter-spacing:.16em;text-transform:uppercase;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.vcode input:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 3px rgba(27,78,232,.10);
}
.vcode input::placeholder{color:#9FABBB;letter-spacing:0;text-transform:none}
.vcode__img{
  flex:none;display:block;padding:0;border:1px solid var(--light-border);
  border-radius:10px;background:#F4F7FC;cursor:pointer;overflow:hidden;
  line-height:0;transition:border-color .18s ease,box-shadow .18s ease;
}
.vcode__img:hover{border-color:rgba(27,78,232,.42);box-shadow:0 4px 14px -8px rgba(27,78,232,.5)}
.vcode__img canvas{display:block;width:160px;height:56px}
.vcode__img img{display:block;width:160px;height:56px;object-fit:fill}
.vcode__refresh{
  flex:none;display:inline-flex;align-items:center;gap:5px;
  padding:0 12px;border:1px solid var(--light-border);border-radius:10px;
  background:#fff;color:#54637A;font-size:14px;font-weight:700;
  font-family:inherit;cursor:pointer;white-space:nowrap;
  transition:all .18s ease;
}
.vcode__refresh:hover{border-color:var(--brand);color:var(--brand)}
.vcode__refresh svg{
  width:14px;height:14px;
  stroke:currentColor;fill:none;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round;
}

.form-actions{grid-column:1 / -1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:6px}
.form-note{font-size:13.5px;color:#8390A3;line-height:1.6}

.contact-side{display:flex;flex-direction:column;gap:18px}
.contact-card{
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-lg);padding:28px 26px;
}
.contact-card h3{font-size:17px;color:var(--ink);line-height:1.4;margin-bottom:18px}
.contact-list{display:flex;flex-direction:column;gap:18px}
.contact-list li{display:flex;gap:13px;min-width:0}
.contact-list svg{
  width:19px;height:19px;flex:none;margin-top:3px;
  stroke:var(--brand);fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;
}
.contact-list .k{font-size:13px;font-weight:700;color:#8390A3;letter-spacing:.04em;line-height:1.4}
.contact-list .v{font-size:16px;color:var(--ink);font-weight:600;line-height:1.62;margin-top:3px;word-break:break-word}
.contact-list .v a:hover{color:var(--brand)}
.contact-card--dark{
  background:linear-gradient(160deg,#0C1A33,#081020);
  border-color:rgba(130,165,220,.18);
}
.contact-card--dark h3{color:#fff}
.contact-card--dark .contact-list svg{stroke:var(--brand-link)}
.contact-card--dark .contact-list .k{color:#7F93AD}
.contact-card--dark .contact-list .v{color:#DCE6F3}
.contact-card--dark .contact-list .v a:hover{color:#AFC6FF}
.hours-row{display:flex;justify-content:space-between;gap:16px;font-size:15.5px;color:var(--ink-muted);padding:9px 0;border-bottom:1px dashed var(--light-border)}
.hours-row:last-child{border-bottom:0}
.hours-row b{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums}

/* 地图占位 */
.map-band{
  margin-top:0;height:340px;position:relative;overflow:hidden;
  background:#070C18;
  border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
}
/* 地图底图：铺满整条，焦点对准定位针 */
.map-band__bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.map-band__bg img{
  width:100%;height:100%;object-fit:cover;object-position:50% 50%;
  display:block;
}
/* 定位针（含呼吸光圈），整组与文字块水平对齐 */
.map-band__pin{
  flex:none;position:relative;z-index:3;
  width:44px;height:44px;display:grid;place-items:center;
}
.map-band__pin svg{
  position:relative;z-index:2;
  width:30px;height:30px;
  stroke:#fff;fill:var(--brand);stroke-width:1.6;
  filter:drop-shadow(0 4px 10px rgba(6,12,24,.9)) drop-shadow(0 0 10px rgba(76,119,245,.7));
}
.map-band__pulse{
  position:absolute;left:50%;top:50%;z-index:1;
  width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;
  background:rgba(76,119,245,.34);
  animation:mapPulse 2.6s ease-out infinite;
}
@keyframes mapPulse{
  0%{transform:scale(.35);opacity:.9}
  70%{transform:scale(2.1);opacity:0}
  100%{transform:scale(2.1);opacity:0}
}
@media (prefers-reduced-motion:reduce){
  .map-band__pulse{animation:none;opacity:0}
}
.map-band__inner{
  position:relative;z-index:2;
  display:flex;align-items:center;gap:20px;
  padding:0 24px;max-width:900px;
}
.map-band__text{min-width:0;text-align:left}
.map-band__text b{
  display:block;font-size:20px;color:#fff;line-height:1.4;font-weight:800;
  letter-spacing:-.01em;
  text-shadow:0 2px 16px rgba(4,8,18,.92);
}
.map-band__text p{
  font-size:16.5px;color:#DCE6F3;margin-top:6px;line-height:1.55;
  text-shadow:0 1px 12px rgba(4,8,18,.9);
}
.map-band__text small{
  display:block;font-size:14px;color:#98A8BE;margin-top:7px;line-height:1.6;
  text-shadow:0 1px 12px rgba(4,8,18,.9);
}

/* ---------- 底部 CTA 带 ---------- */
.cta-band{
  background:
    radial-gradient(700px 380px at 50% 0%,rgba(27,78,232,.24),transparent 70%),
    linear-gradient(180deg,#0A1120,#070C18);
  border-top:1px solid var(--border);
  padding:84px 0;
  text-align:center;
}
.cta-band h2{font-size:clamp(26px,3vw,40px);color:#fff;line-height:1.28;text-wrap:balance}
.cta-band p{font-size:17.5px;color:var(--muted);line-height:1.72;margin:16px auto 0;max-width:640px;text-wrap:pretty}
.cta-band__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:32px}

/* ---------- 内页响应式 ---------- */
/* 桌面端偏窄时（981–1120）压缩 logo 与菜单，避免绝对居中的菜单压到 logo */
@media (min-width:981px) and (max-width:1120px){
  .nav{gap:24px}
  .brand img{width:206px}
  .nav__link{padding:10px 10px;font-size:15px}
  .nav__right{gap:10px}
  .nav__right .btn--sm{padding:0 13px}
}
@media (max-width:1160px){
  .plist{gap:20px}
  /* 展会行仍保持三列，只把缩略图与按钮列收窄，避免按钮掉到下一行左侧 */
  .expo-row{grid-template-columns:150px minmax(0,1fr) 172px;gap:24px}
  .expo-row h3{font-size:18.5px}
  .split-2{gap:44px}
}
@media (max-width:980px){
  .page-hero{padding:78px 0 68px}
  .page-section{padding:72px 0}
  .plist{grid-template-columns:repeat(2,minmax(0,1fr))}
  .contact-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .split-2{grid-template-columns:minmax(0,1fr);gap:32px}
  .value-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric:nth-child(2n){border-right:0}
  .metric:nth-child(-n+2){border-bottom:1px solid var(--light-border)}
  .expo-row{grid-template-columns:150px minmax(0,1fr);gap:22px}
  .expo-row__side{grid-column:1 / -1;flex-direction:row;justify-content:flex-end}
  .expo-row__side .btn{width:auto;min-width:150px}
}
@media (max-width:720px){
  .plist{grid-template-columns:minmax(0,1fr)}
  .expo-row{grid-template-columns:minmax(0,1fr);gap:16px;padding:18px}
  .expo-row__thumb{aspect-ratio:16/9}
  .expo-row__side{flex-direction:column;align-items:stretch}
  .expo-row__side .btn{width:100%}
  .form-grid{grid-template-columns:minmax(0,1fr)}
  .form-card{padding:26px 22px 24px}
  /* 窄屏验证码：输入框独占一行，图 + 换一张并排 */
  .vcode{flex-wrap:wrap;gap:9px}
  .vcode input{flex:1 1 100%}
  .vcode__img{flex:1 1 auto}
  .vcode__img canvas{width:100%;height:auto;max-width:200px}
  .vcode__refresh{flex:none}
  .value-grid{grid-template-columns:minmax(0,1fr)}
  .metrics{grid-template-columns:minmax(0,1fr)}
  .metric{border-right:0;border-bottom:1px solid var(--light-border)}
  .metric:last-child{border-bottom:0}
  .page-hero p{font-size:17px}
  .map-band{height:300px}
  .map-band__inner{flex-direction:column;gap:12px;text-align:center;padding:0 22px}
  .map-band__pulse{
    width:38px;height:38px;margin:-19px 0 0 -19px;
  }
  .map-band__pin{width:38px;height:38px}
  .map-band__pin svg{width:26px;height:26px}
  .map-band__text{text-align:center}
  .map-band__text b{font-size:18px}
  .map-band__text p{font-size:15.5px}
  .map-band__text small{font-size:13.5px}
  .cta-band{padding:64px 0}
  .cta-band__actions .btn{flex:1 1 100%}
}

/* 深色背景上的次按钮 */
.btn--ghost-dark{
  background:transparent;
  border-color:rgba(150,180,220,.34);
  color:#D6E2F2;
}
.btn--ghost-dark:hover{
  border-color:rgba(150,180,220,.62);
  background:rgba(255,255,255,.06);
  transform:translateY(-2px);
}

/* 内页里的筛选按钮在深色区需要更亮的文字 */
.section--dark .filter-tab{
  background:rgba(255,255,255,.06);
  border-color:var(--border);
  color:#C6D3E4;
}
.section--dark .filter-tab:hover{
  border-color:rgba(120,155,255,.5);
  color:#fff;
}
.section--dark .filter-tab.is-active{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}

/* 产品卡规格值：只在顿号处断行，避免把词拆开或末字孤行 */
.pitem__spec dd{word-break:keep-all;overflow-wrap:break-word;text-wrap:balance}
.pspec dd{word-break:keep-all;overflow-wrap:break-word}

/* ==========================================================================
   展会页：行卡改为新版（品类标签 + 大日期 + 标题 + 描述）
   ========================================================================== */
.expo-row{
  grid-template-columns:236px minmax(0,1fr) 168px;
  gap:30px;
  align-items:center;
  padding:20px;
}
/* 缩略图随素材改为 16:9 横版 */
.expo-row__thumb{
  aspect-ratio:16/9;
  border-radius:12px;
}
.expo-row__top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.expo-row__date{
  font-size:14px;font-weight:700;color:rgba(255,255,255,.8);
  letter-spacing:0;line-height:1.4;
  font-variant-numeric:tabular-nums;
}
.expo-row h3{font-size:22px;color:#fff;line-height:1.32;letter-spacing:-.015em}
.expo-row__desc{
  font-size:15.5px;color:var(--muted);line-height:1.72;
  margin-top:10px;text-wrap:pretty;
}
/* 地点 / 展位一行：已恢复展示（原为 display:none） */

@media (max-width:1160px){
  .expo-row{grid-template-columns:200px minmax(0,1fr) 156px;gap:24px;padding:18px}
  .expo-row h3{font-size:19px}
}
@media (max-width:980px){
  .expo-row{grid-template-columns:190px minmax(0,1fr);gap:20px}
  .expo-row__side{grid-column:1 / -1;flex-direction:row;justify-content:flex-end}
  .expo-row__side .btn{width:auto;min-width:140px}
}
@media (max-width:720px){
  .expo-row{grid-template-columns:minmax(0,1fr);gap:14px;padding:16px}
  .expo-row__thumb{aspect-ratio:16/9}
  .expo-row__side{flex-direction:column;align-items:stretch}
  .expo-row__side .btn{width:100%}
  .expo-row h3{font-size:20px}
}

/* 窄桌面（981–1200px）：四列格宽只有 235–295px，收窄左右内边距 + 微收字距，
   让「实验室 · 医疗 · 半导体 · 工业自动化」在这段宽度也能一行排完 */
@media (min-width:981px) and (max-width:1200px){
  .stat{padding:32px 14px}
  .metric{padding:32px 14px}
  .hero__stats .stat__label,
  .metrics .metric p{font-size:clamp(11.5px, calc((100vw - 160px) / 68), 15.5px);letter-spacing:-.01em}
}

/* ==========================================================================
   数据带：让 stat__label / metric p 永远单行不换行
   —— 四列（≥1201px）：基础规则 (100vw-264)/67，上限 15px
   —— 四列（981–1200px）：内边距收到 14px，(100vw-160)/68，上限 15.5px
   —— 两列（521–980px）：格宽减半，(100vw-132)/32.4
   —— 单列（≤520px 首页 / ≤720px 关于页）：宽度充足，固定 15px
   ========================================================================== */
@media (max-width:980px){
  .hero__stats .stat__label,
  .metrics .metric p{font-size:clamp(11px, calc((100vw - 132px) / 32.4), 15px)}
  /* 两列：右列去右边框，上排补下边框，网格线才不残缺 */
  .hero__stats .stat:nth-child(2n){border-right:0}
  .hero__stats .stat:nth-child(-n+2){border-bottom:1px solid var(--border)}
}
/* 关于我们数据条在 ≤720px 就是单列（宽度充足），字号不必再按格宽压缩 */
@media (max-width:720px){
  .metrics .metric p{font-size:15px}
}
@media (max-width:520px){
  .hero__stats{grid-template-columns:minmax(0,1fr)}
  .metrics{grid-template-columns:minmax(0,1fr)}
  .stat{padding:20px 0 22px;border-right:0;border-bottom:1px solid var(--border)}
  .stat:last-child{border-bottom:0}
  .metric{border-right:0;border-bottom:1px solid var(--light-border);padding:24px 0}
  .metric:last-child{border-bottom:0}
  .hero__stats .stat__label,
  .metrics .metric p{font-size:15px}
}

/* ==========================================================================
   产品三级结构：系列分类页 → 系列型号列表页 → 产品详情页
   （类名前缀 ser- / pd-，卡片视觉复用首页 .pcard）
   ========================================================================== */

/* ---------- 一、系列分类页 ---------- */
/* 与首页 .prod-grid 同一套规则（auto-fit + minmax），但去掉「超 3 个横滚」的行为：
   容器 1260px 时一排 3 个，系列变多就往下换行，永远不出现横向滚动条；
   只有 2 个系列时两条轨道自动占满整行，与首页两卡状态一致。 */
.series-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(340px,1fr));
  gap:24px;
  align-items:stretch;
}

/* ---------- 二、系列型号列表页 ---------- */
/* 版式见文件末尾「系列型号页：图文卡列表」
   （.mgrid / .mcard） */

/* ---------- 三、产品详情页 ---------- */
.pd-top{
  display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:56px;align-items:start;
}
.pd-gallery{min-width:0}
.pd-hero{
  position:relative;background:#fff;
  border:1px solid var(--light-border);border-radius:var(--r-lg);
  overflow:hidden;aspect-ratio:6/5;
}
.pd-hero img{width:100%;height:100%;object-fit:contain;padding:18px}
.pd-thumbs{display:flex;gap:12px;margin-top:14px}
.pd-thumb{
  width:84px;aspect-ratio:1/1;flex:none;
  background:#fff;border:1px solid var(--light-border);
  border-radius:10px;overflow:hidden;cursor:pointer;padding:0;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.pd-thumb img{width:100%;height:100%;object-fit:contain;padding:6px}
.pd-thumb:hover{border-color:rgba(27,78,232,.36)}
.pd-thumb.is-active{
  border-color:var(--brand);
  box-shadow:0 0 0 2px rgba(27,78,232,.16);
}

.pd-info{min-width:0}
.pd-series{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 13px;border-radius:6px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:12.5px;font-weight:800;letter-spacing:.06em;
  line-height:1.6;text-transform:uppercase;
}
.pd-info h1{
  font-size:clamp(26px,3vw,38px);color:var(--ink);
  line-height:1.24;margin:16px 0 0;letter-spacing:-.025em;
  font-variant-numeric:tabular-nums;
}
.pd-code{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:12px;font-size:14px;color:#7A879A;
}
.pd-code b{
  font-size:15px;font-weight:800;color:var(--ink);
  letter-spacing:.02em;font-variant-numeric:tabular-nums;
}
.pd-lead{
  font-size:16.5px;color:var(--ink-muted);line-height:1.82;
  margin-top:18px;text-wrap:pretty;
}
.pd-keys{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;background:var(--light-border);
  border:1px solid var(--light-border);border-radius:var(--r-md);
  overflow:hidden;margin-top:26px;
}
.pd-key{background:#fff;padding:16px 18px;min-width:0}
.pd-key dt{font-size:12.5px;font-weight:700;color:#8390A3;line-height:1.5}
.pd-key dd{
  margin:6px 0 0;font-size:16.5px;font-weight:900;color:var(--ink);
  line-height:1.45;word-break:keep-all;
}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.pd-note{
  display:flex;gap:10px;align-items:flex-start;
  margin-top:20px;padding:14px 16px;
  background:#F6F9FE;border:1px solid #E1EAF9;border-radius:10px;
  font-size:13.5px;color:#5A6C87;line-height:1.68;
}
.pd-note svg{
  width:16px;height:16px;flex:none;margin-top:2px;
  stroke:var(--brand);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;
}

/* 参数表（分组） */
/* 参数表：单张表，用整行小标题分组 */
.pd-spec{
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-lg);overflow:hidden;
  max-width:960px;margin:0 auto;
}
.pd-spec table{width:100%;border-collapse:collapse}
.pd-spec th{
  text-align:left;padding:14px 24px;
  font-size:14.5px;font-weight:600;color:#7A879A;
  border-bottom:1px solid var(--light-border);
  background:#FCFDFF;white-space:nowrap;width:30%;
}
.pd-spec td{
  padding:14px 24px;font-size:15.5px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--light-border);
  font-variant-numeric:tabular-nums;line-height:1.6;
}
.pd-spec tr:last-child th,.pd-spec tr:last-child td{border-bottom:0}
/* 分组行 */
.pd-spec .pd-spec__group th{
  width:auto;padding:12px 24px;
  background:#F3F6FB;color:var(--brand-dark);
  font-size:13.5px;font-weight:800;letter-spacing:.05em;
  border-bottom:1px solid var(--light-border);
}
.pd-spec td:last-child{word-break:break-word}
/* 参数表下的说明行 */
.pd-note-line{
  max-width:960px;margin:16px auto 0;
  font-size:13.5px;color:#8390A3;line-height:1.72;
}

/* ---------- 响应式 ---------- */
@media (max-width:1160px){
  .series-grid{gap:20px}
  .pd-top{gap:40px}
}
@media (max-width:980px){
  .series-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pd-top{grid-template-columns:minmax(0,1fr);gap:32px}
}
@media (max-width:720px){
  .series-grid{grid-template-columns:minmax(0,1fr);gap:18px}
  .pd-hero{aspect-ratio:4/3}
  .pd-thumbs{gap:9px}
  .pd-thumb{width:66px}
  .pd-keys{grid-template-columns:minmax(0,1fr)}
  .pd-actions .btn{flex:1 1 100%}
}

/* 浅色区次按钮（白底上可读） */
.btn--outline{
  background:#fff;
  border-color:#D5DEEC;
  color:#2A3446;
}
.btn--outline:hover{
  border-color:var(--brand);
  color:var(--brand);
  transform:translateY(-2px);
  box-shadow:0 12px 26px -18px rgba(27,78,232,.5);
}

@media (max-width:980px){
  /* 窄屏横幅：图像焦点右移，遮罩改为自上而下压深，保证整行文字可读 */
  .page-hero__bg img{object-position:56% 50%}
  .page-hero__bg::after{
    background:
      linear-gradient(180deg,
        rgba(7,12,24,.93) 0%,
        rgba(7,12,24,.86) 34%,
        rgba(7,12,24,.72) 62%,
        rgba(7,12,24,.90) 100%);
  }
}

/* ==========================================================================
   展会页：浅色区版式（page-section--light 内的 expo-row）
   —— 深色区那套白字/深卡在浅底上不可读，这里整体改为浅色卡片
   ========================================================================== */
.page-section--light .expo-row{
  background:#fff;
  border-color:var(--light-border);
  box-shadow:0 1px 2px rgba(12,26,60,.04);
}
.page-section--light .expo-row:hover{
  border-color:rgba(27,78,232,.32);
  box-shadow:0 30px 58px -34px rgba(12,26,60,.42);
}
.page-section--light .expo-row__thumb{background:#F1F5FC}
.page-section--light .expo-row__date{color:#6E7C90}
.page-section--light .expo-row h3{color:var(--ink)}
.page-section--light .expo-row__desc{color:var(--ink-muted)}
.page-section--light .expo-row__meta li{color:#7A879A}
.page-section--light .expo-row__meta svg{stroke:var(--brand)}

/* ==========================================================================
   系列型号页：图文卡列表（与系列分类页 pcard 同一视觉语言）
   ========================================================================== */
.mgrid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.mcard{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-lg);overflow:hidden;
  min-width:0;
  transition:transform .28s cubic-bezier(.22,.61,.36,1),box-shadow .32s ease,border-color .28s ease;
}
.mcard:hover{
  transform:translateY(-6px);
  border-color:rgba(27,78,232,.34);
  box-shadow:0 34px 62px -34px rgba(12,26,60,.5);
}
.mcard__media{
  position:relative;aspect-ratio:4/3;background:#fff;overflow:hidden;
  border-bottom:1px solid var(--light-border);
}
.mcard__media img{width:100%;height:100%;object-fit:contain;transition:transform .5s ease}
.mcard:hover .mcard__media img{transform:scale(1.045)}
.mcard__tag{
  position:absolute;left:16px;top:16px;
  padding:5px 12px;border-radius:999px;
  background:rgba(11,18,32,.86);color:#fff;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  font-variant-numeric:tabular-nums;
  /* 通径角标暂不展示：DOM 保留，删掉这行 display:none 即可恢复 */
  display:none;
}
.mcard__body{padding:24px 24px 22px;display:flex;flex-direction:column;flex:1}
.mcard__kicker{
  font-size:12px;font-weight:800;color:var(--brand);
  letter-spacing:.09em;line-height:1.5;text-transform:uppercase;
}
.mcard__body h2{
  font-size:19px;color:var(--ink);line-height:1.4;
  margin-top:8px;letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;
}
.mcard__desc{
  font-size:15px;color:var(--ink-muted);line-height:1.72;
  margin-top:10px;text-wrap:pretty;
  display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;
  overflow:hidden;
}
.mcard__spec{
  margin-top:18px;padding-top:16px;
  border-top:1px solid var(--light-border);
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 16px;
}
.mcard__spec>div{min-width:0}
.mcard__spec dt{font-size:12.5px;font-weight:600;color:#8390A3;line-height:1.5}
.mcard__spec dd{
  margin:3px 0 0;font-size:15px;font-weight:800;color:var(--ink);
  line-height:1.5;word-break:keep-all;font-variant-numeric:tabular-nums;
}
.mcard__link{
  margin-top:auto;padding-top:20px;
  display:inline-flex;align-items:center;gap:7px;
  font-size:15.5px;font-weight:800;color:var(--brand);
}
.mcard__link svg{width:15px;height:15px;transition:transform .2s ease}
.mcard:hover .mcard__link svg{transform:translateX(4px)}
.mnote{
  font-size:13.5px;color:#8390A3;line-height:1.7;margin-top:22px;
}

/* 3 列一直保持到 981px（1160 时每卡仍有 ~340px，足够） */
@media (max-width:980px){
  .mgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
}
/* 系列只有 2 款型号时（当前 BMP 系列）改两列均分，避免第三列留空 */
@media (min-width:981px){
  .mgrid:has(> .mcard:nth-child(2):last-child){grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
  .mgrid{grid-template-columns:minmax(0,1fr);gap:18px}
  .mcard__body{padding:20px 20px 18px}
  .mcard__body h2{font-size:18px}
}

/* 参数表窄屏：缩小内边距，键值仍左右两列（值列允许换行） */
@media (max-width:720px){
  .pd-spec th{width:34%;white-space:normal;padding:12px 16px;font-size:14px}
  .pd-spec td{padding:12px 16px;font-size:15px}
  .pd-spec .pd-spec__group th{padding:11px 16px}
  .pd-note-line{font-size:13px;line-height:1.7}
}

/* ==========================================================================
   CMS 模板补充：单页正文 / 分页
   ========================================================================== */
.single-layout{max-width:900px;margin:0 auto}
.single-body{font-size:17px;line-height:1.9;color:var(--ink-muted)}
.single-body h2{
  font-size:clamp(24px,2.6vw,32px);line-height:1.3;font-weight:900;
  color:var(--ink);letter-spacing:-.02em;margin:0 0 20px;
}
.single-body h3{font-size:21px;font-weight:800;color:var(--ink);margin:32px 0 14px}
.single-body p{margin:0 0 18px;text-wrap:pretty}
.single-body p:last-child{margin-bottom:0}
.single-body img{max-width:100%;height:auto;border-radius:var(--r-md);margin:24px 0}

.page-flip{margin-top:44px;display:flex;justify-content:center}
.page-flip .pagination{gap:6px;display:flex;flex-wrap:wrap;list-style:none;padding:0;margin:0}
.page-flip .pagination li a,.page-flip .pagination li span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 12px;border-radius:9px;
  border:1px solid var(--light-border);background:#fff;
  font-size:14.5px;font-weight:700;color:var(--ink-muted);
  transition:border-color .18s ease,color .18s ease;
}
.page-flip .pagination li a:hover{border-color:rgba(27,78,232,.36);color:var(--brand)}
.page-flip .pagination li.active span{background:var(--brand);border-color:var(--brand);color:#fff}

/* 展会详情 */
.expo-detail{max-width:900px;margin:0 auto}
.expo-detail__meta{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:0;border:1px solid var(--light-border);border-radius:var(--r-md);
  overflow:hidden;background:#fff;margin-bottom:36px;
}
.expo-meta-item{padding:20px 22px;border-right:1px solid var(--light-border)}
.expo-meta-item:last-child{border-right:0}
.expo-meta-label{display:block;font-size:12.5px;font-weight:700;color:#8895A8;letter-spacing:.02em}
.expo-meta-value{display:block;margin-top:6px;font-size:16px;font-weight:800;color:var(--ink)}
@media (max-width:720px){
  .expo-detail__meta{grid-template-columns:minmax(0,1fr)}
  .expo-meta-item{border-right:0;border-bottom:1px solid var(--light-border)}
  .expo-meta-item:last-child{border-bottom:0}
}

/* 展会列表：分类标签（实验室分析仪器 / 半导体） */
.expo-row__kicker{
  display:inline-flex;align-items:center;
  margin-top:2px;padding:5px 12px;
  border-radius:999px;
  background:rgba(27,78,232,.08);
  color:var(--brand);
  font-size:12.5px;font-weight:800;letter-spacing:.02em;line-height:1;
}
.expo-row__kicker + h3{margin-top:12px}

/* 表单提交结果提示 */
.form-result{
  margin-top:18px;padding:13px 16px;border-radius:10px;
  font-size:14.5px;font-weight:600;line-height:1.65;
}
.form-result.is-ok{background:rgba(19,160,26,.08);border:1px solid rgba(19,160,26,.24);color:#0f7a15}
.form-result.is-err{background:rgba(224,85,85,.07);border:1px solid rgba(224,85,85,.24);color:#c23b3b}

/* ==========================================================================
   产品详情：自由编辑内容区 + 资料下载按钮
   ========================================================================== */
.pd-rich{
  margin-top:24px;padding:20px 22px;
  background:#fff;border:1px solid var(--light-border);
  border-radius:var(--r-md);
  font-size:16px;line-height:1.85;color:var(--ink-muted);
}
.pd-rich > :first-child{margin-top:0}
.pd-rich > :last-child{margin-bottom:0}
.pd-rich h2,.pd-rich h3{font-size:17.5px;font-weight:800;color:var(--ink);margin:0 0 10px}
.pd-rich p{margin:0 0 12px}
.pd-rich ul,.pd-rich ol{margin:0 0 12px;padding-left:20px}
.pd-rich li{margin-bottom:6px}
.pd-rich table{width:100%;border-collapse:collapse;font-size:14.5px}
.pd-rich table th,.pd-rich table td{
  padding:9px 12px;border:1px solid var(--light-border);text-align:left;
}
.pd-rich table th{background:#F6F9FE;font-weight:700;color:var(--ink)}

/* 资料下载 */
.pd-downloads{margin-top:26px}
.pd-downloads__label{
  display:block;font-size:12.5px;font-weight:800;
  color:#8895A8;letter-spacing:.04em;margin-bottom:10px;
}
.pd-downloads__list{display:flex;gap:10px;flex-wrap:wrap}
.dlbtn{
  flex:1 1 152px;min-width:0;
  display:flex;align-items:center;gap:11px;
  padding:12px 15px;
  background:#fff;border:1px solid var(--light-border);
  border-radius:11px;text-decoration:none;
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.dlbtn:hover{
  border-color:rgba(27,78,232,.42);
  box-shadow:0 8px 20px -12px rgba(27,78,232,.55);
  transform:translateY(-1px);
}
.dlbtn__icon{
  flex:none;display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:9px;
  background:var(--brand-soft);color:var(--brand);
}
.dlbtn__icon svg{width:19px;height:19px;display:block}
.dlbtn__text{min-width:0;display:flex;flex-direction:column;gap:2px}
.dlbtn__text b{
  font-size:14.5px;font-weight:800;color:var(--ink);
  line-height:1.3;white-space:nowrap;
}
.dlbtn__text small{
  font-size:11.5px;font-weight:800;letter-spacing:.06em;
  color:#93A0B3;line-height:1;
}
@media (max-width:560px){
  .dlbtn{flex:1 1 100%}
}