/* ============================================================
   镭艾特官网 · 设计系统 style.css
   ------------------------------------------------------------
   审美方向：「精密工业 × 云端」
   - 基座：墨蓝（沉稳、制造信任）
   - MES 业务线：工业蓝绿（自有产品）
   - WorkBuddy 业务线：紫 + 橙（代理产品，视觉隔离）
   - 字体气质：无衬线正文 + 等宽字体标签（精密感）
   - 母题：PCB 走线 / 节点 / 批次流
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink:#0B1520; --ink-2:#12202E; --ink-3:#1A2B3B;
  --paper:#FFFFFF; --paper-2:#F4F7F8; --paper-3:#EBF1F3;
  --line:#DFE6EA; --line-2:#C4D0D7;
  --text:#152230; --text-2:#55677A; --text-3:#8496A6;

  /* MES 线 · 品牌蓝（对齐 logo 蓝 #30BCEB） */
  --mes:#0E7FB0; --mes-deep:#0A5F85; --mes-bright:#30BCEB; --mes-ink:#063A52;
  --mes-soft:#E8F7FD; --mes-line:#BFE6F7;

  /* WorkBuddy 线 · 紫橙 */
  --wb:#0E7FB0; --wb-deep:#0A5F85; --wb-ink:#063A52;
  --wb-soft:#E8F7FD; --wb-line:#BFE6F7;
  --wb-accent:#0E7FB0; --wb-accent-deep:#0A5F85; --wb-accent-soft:#E8F7FD;

  /* 默认强调色 = MES 线（公共页使用） */
  --accent:var(--mes); --accent-deep:var(--mes-deep); --accent-ink:var(--mes-ink);
  --accent-soft:var(--mes-soft); --accent-line:var(--mes-line);

  --radius:14px; --radius-s:10px; --radius-xs:7px;
  --shadow-s:0 1px 2px rgba(11,21,32,.05);
  --shadow:0 1px 2px rgba(11,21,32,.04), 0 14px 34px -18px rgba(11,21,32,.22);
  --shadow-l:0 2px 6px rgba(11,21,32,.05), 0 30px 60px -26px rgba(11,21,32,.30);
  --shadow-brand:0 16px 40px -18px rgba(14,127,176,.5);

  --grad-mes:linear-gradient(135deg,#0E7FB0 0%,#0A5F85 100%);
  --grad-bright:linear-gradient(135deg,#30BCEB 0%,#0E7FB0 100%);
  --grad-ink:linear-gradient(135deg,#0B1520 0%,#12202E 100%);

  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  --mono:"JetBrains Mono","IBM Plex Mono","Cascadia Code",Consolas,"Courier New",monospace;

  --maxw:1180px;
  --nav-h:64px;
}

/* 业务线主题 */
.line-mes{ --accent:var(--mes); --accent-deep:var(--mes-deep); --accent-ink:var(--mes-ink); --accent-soft:var(--mes-soft); --accent-line:var(--mes-line); }
.line-wb{ --accent:var(--wb); --accent-deep:var(--wb-deep); --accent-ink:var(--wb-ink); --accent-soft:var(--wb-soft); --accent-line:var(--wb-line); }

/* ---------- 2. 基础 ---------- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  font-family:var(--font);
  font-size:16px; line-height:1.75; color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img,svg{ display:block; max-width:100%; }
a{ color:var(--accent-deep); text-decoration:none; transition:color .2s; }
a:hover{ color:var(--accent); }
ul,ol{ list-style:none; }
::selection{ background:var(--mes); color:#fff; }
:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; border-radius:3px; }

.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.section{ padding:88px 0; }
/* 首页：收敛区块纵向间距（仅作用于首页 <body class="home">，不影响其它页面） */
body.home .section{ padding:60px 0; }
body.home .section-head{ margin-bottom:38px; }
body.home .section-cta{ margin-top:26px; }
.section--tight{ padding:64px 0; }
.section--alt{ background:var(--paper-2); }
.section--dark{ background:var(--ink); color:#E8EEF2; }
.section--dark h2,.section--dark h3{ color:#fff; }

/* ---------- 3. 文字层级 ---------- */
h1,h2,h3,h4{ line-height:1.3; font-weight:700; letter-spacing:.01em; }
h1{ font-size:clamp(28px,4.2vw,46px); letter-spacing:.015em; }
h2{ font-size:clamp(23px,3vw,32px); }
h3{ font-size:clamp(17px,2vw,20px); }
p{ color:var(--text-2); }
.lead{ font-size:clamp(16px,1.6vw,18px); color:var(--text-2); line-height:1.9; }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font); font-size:12.5px; font-weight:600;
  letter-spacing:.06em; color:var(--accent-deep);
  background:var(--accent-soft); border:1px solid var(--accent-line);
  padding:6px 13px; border-radius:99px; margin-bottom:16px;
}
.eyebrow::before{ display:none; }
.section--dark .eyebrow{ color:#7FD6F2; background:rgba(48,188,235,.12); border-color:rgba(48,188,235,.3); }
.section--dark .eyebrow::before{ display:none; }
.section--dark .lead{ color:#B7C7D5; }
.section--dark .lead b{ color:var(--mes-bright); }

.section-head{ max-width:740px; margin-bottom:54px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head.center .eyebrow::before{ display:none; }
.section-head p{ margin-top:16px; font-size:clamp(15px,1.5vw,17px); }
/* 描述段加宽：连带父容器一起放宽，让较长文案控制在两行显示 */
.section-head--wide{ max-width:980px; }
.section-head--wide .lead{ max-width:980px; margin-left:auto; margin-right:auto; }

/* ---------- 4. 按钮 ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  height:46px; padding:0 22px; border-radius:var(--radius-s);
  font-size:15px; font-weight:600; letter-spacing:.02em;
  border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform .18s ease, box-shadow .18s ease, background .18s, color .18s, border-color .18s;
}
.btn:active{ transform:translateY(1px); }
.btn--primary{ background:var(--grad-mes); color:#fff; box-shadow:var(--shadow-brand); }
.btn--primary:hover{ background:var(--accent-deep); color:#fff; transform:translateY(-1px); box-shadow:0 18px 44px -16px rgba(14,127,176,.6); }
.btn--ghost{ border-color:var(--line-2); color:var(--text); background:#fff; }
.btn--ghost:hover{ border-color:var(--accent); color:var(--accent-deep); background:var(--accent-soft); }
.btn--dark{ background:var(--ink); color:#fff; }
.btn--dark:hover{ background:var(--ink-3); color:#fff; }
.btn--onhero{ background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.28); color:#fff; }
.btn--onhero:hover{ background:rgba(255,255,255,.16); color:#fff; }
.btn--lg{ height:52px; padding:0 28px; font-size:16px; }
.btn svg{ flex:none; }
.btn .arr{ transition:transform .18s; }
.btn:hover .arr{ transform:translateX(3px); }
.btn-row{ display:flex; flex-wrap:wrap; gap:14px; }

/* ---- 服务网络（远程交付） ---- */
.flow-pills{ display:flex; flex-wrap:wrap; align-items:center; justify-content:center; gap:10px; margin-top:4px; }
.flow-pills .pill{
  display:inline-flex; align-items:center; height:42px; padding:0 24px;
  border-radius:999px; background:var(--grad-mes); color:#fff;
  font-weight:600; font-size:15px; letter-spacing:.02em;
  box-shadow:0 12px 28px -14px rgba(14,127,176,.6);
}
.flow-pills .pill-arr{ color:var(--mes); font-weight:700; font-size:16px; }
.net-map{
  margin:40px auto 0; max-width:980px;
  border-radius:var(--radius); overflow:hidden;
  background:#fff; border:1px solid var(--line);
  box-shadow:0 24px 60px -32px rgba(11,21,32,.28);
}
.net-map img{ display:block; width:100%; height:auto; }
.net-map-fallback{
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:10px; min-height:340px; padding:36px; text-align:center;
  background:linear-gradient(180deg,#F6FAFC 0%,#EDF4F8 100%);
}
.net-map-fallback b{ color:var(--mes-deep); font-size:16px; }
.net-map-fallback span{ color:var(--text-2); font-size:14px; max-width:420px; line-height:1.7; }

/* ---------- 段落模块：背景图位标记 ---------- */
.section{ position:relative; }
.section > .wrap{ position:relative; z-index:1; }
.hero .wrap{ position:relative; z-index:2; }

/* 背景图位：缺图时显示虚线标签，将对应 jpg 放入 assets/img/ 后自动作为本区块背景覆盖 */
.bg-slot{ position:absolute; inset:0; z-index:0; overflow:hidden; pointer-events:none; }
.bg-slot img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:none; }
.bg-slot.has-img img{ display:block; }
.bg-slot-ph{
  position:absolute; top:18px; left:50%; transform:translateX(-50%);
  padding:7px 16px; border:2px dashed var(--line-2); border-radius:999px;
  color:var(--text-3); font-size:12.5px; white-space:nowrap; letter-spacing:.03em;
  background:rgba(255,255,255,.78); backdrop-filter:blur(2px);
  box-shadow:0 6px 18px -10px rgba(11,21,32,.25);
}
.bg-slot.has-img .bg-slot-ph{ display:none; }

/* ---------- 首屏：标题与描述居中 ---------- */
.hero--center .hero-center{ max-width:920px; margin:0 auto; text-align:center; }
.hero--center .hero-eyebrow{ margin-left:auto; margin-right:auto; }
.hero--center .hero-sub{ margin:18px auto 0; max-width:680px; }
.hero--center .hero-actions{ justify-content:center; }
.hero--center .hero-meta{ justify-content:center; }
.hero--center .hero-ui{ margin:48px auto 0; max-width:760px; }

/* ---------- 5. 导航 ---------- */
.nav{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,.9); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s;
}
.nav.is-scrolled{ box-shadow:0 4px 20px -8px rgba(11,21,32,.12); }
.nav-inner{ max-width:var(--maxw); margin:0 auto; padding:0 24px; height:var(--nav-h); display:flex; align-items:center; gap:28px; }
.brand{ display:flex; align-items:center; gap:10px; color:var(--ink); flex-shrink:0; }
.brand:hover{ color:var(--ink); }
.brand-logo{ height:32px; width:auto; display:block; }
.skip-link{
  position:absolute; left:16px; top:-48px; z-index:200;
  background:var(--ink); color:#fff; padding:10px 18px; border-radius:8px; font-size:14px;
  transition:top .2s;
}
.skip-link:focus{ top:12px; color:#fff; }
.nav-links{ display:flex; align-items:center; gap:4px; margin-left:auto; }
.nav-link{
  position:relative; display:inline-flex; align-items:center; gap:6px;
  padding:8px 13px; border-radius:var(--radius-xs);
  font-size:15px; font-weight:500; color:var(--text-2);
}
.nav-link:hover{ color:var(--text); background:var(--paper-2); }
.nav-link.active{ color:var(--ink); font-weight:600; }
/* 蓝条只在鼠标悬停时出现 */
.nav-link::after{
  content:""; position:absolute; left:13px; right:13px; bottom:2px;
  height:2px; border-radius:1px; background:var(--accent);
  transform:scaleX(0); transform-origin:center; transition:transform .18s;
}
.nav-link:hover::after{ transform:scaleX(1); }
.nav-link--wb:hover::after{ background:var(--wb); }
.nav-cta{ margin-left:10px; display:flex; align-items:center; gap:14px; }
/* 导航右侧咨询电话 */
.nav-tel{
  display:inline-flex; align-items:center; gap:7px;
  font-size:16px; font-weight:800; color:var(--ink); white-space:nowrap;
}
.nav-tel svg{ width:16px; height:16px; fill:var(--mes); }
.nav-tel:hover{ color:var(--mes-deep); }
.nav-toggle{
  display:none; margin-left:auto; width:42px; height:42px;
  border:1px solid var(--line); border-radius:var(--radius-xs);
  background:#fff; cursor:pointer; position:relative;
}
.nav-toggle span{ position:absolute; left:11px; right:11px; height:2px; background:var(--ink); transition:.25s; }
.nav-toggle span:nth-child(1){ top:13px; } .nav-toggle span:nth-child(2){ top:20px; } .nav-toggle span:nth-child(3){ top:27px; }
.nav-toggle.open span:nth-child(1){ top:20px; transform:rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ top:20px; transform:rotate(-45deg); }

/* 授权角标（仅 WorkBuddy 线） */
.badge-auth{
  display:inline-flex; align-items:center; gap:5px;
  font-family:var(--mono); font-size:10px; font-weight:600; letter-spacing:.08em;
  color:var(--wb-deep); background:var(--wb-soft);
  border:1px solid var(--wb-line); border-radius:99px; padding:2px 8px; line-height:1.5;
}
.badge-auth::before{ content:""; width:5px; height:5px; border-radius:50%; background:var(--wb-accent); }
.badge-auth--onhero{ color:#BFE6F7; background:rgba(14,127,176,.18); border-color:rgba(14,127,176,.45); }
.badge-auth--onhero::before{ background:var(--wb-accent); }

/* 导航 logo 旁的「腾讯授权代理」标识 */
.brand-auth{
  display:inline-flex; align-items:center; gap:5px; flex-shrink:0;
  font-family:var(--font); font-size:11px; font-weight:600; letter-spacing:.02em;
  color:var(--mes-deep); background:var(--mes-soft);
  border:1px solid var(--mes-line); border-radius:99px; padding:3px 9px; white-space:nowrap;
}
.brand-auth::before{ content:""; width:5px; height:5px; border-radius:50%; background:var(--mes-bright); }


/* ---------- 6. 面包屑 ---------- */
.crumb{ display:flex; flex-wrap:wrap; align-items:center; gap:8px; font-size:13px; color:var(--text-3); padding:20px 0 0; }
.crumb a{ color:var(--text-2); }
.crumb a:hover{ color:var(--accent-deep); }
.crumb .sep{ color:var(--line-2); font-family:var(--mono); }
.crumb .cur{ color:var(--text); font-weight:500; }

/* ---------- 7.5 频道页 Hero（Pillar/Cluster 通用） ---------- */
.page-hero{
  position:relative; overflow:hidden;
  background:linear-gradient(180deg, var(--accent-soft) 0%, var(--paper) 100%);
  border-bottom:1px solid var(--line);
  padding:56px 0 96px; min-height:380px;
}
/* 首屏背景图（浅色3D数字工厂）：左白→右透渐变 + 底部提亮，保证文案可读 */
.page-hero > .wrap{ position:relative; z-index:1; }
.page-hero .bg-slot img{ transform:scale(1.06) translateX(3%); transform-origin:center; }
.page-hero .bg-slot::after{
  content:""; position:absolute; inset:0;
  background:
    linear-gradient(90deg,
      rgba(255,255,255,.97) 0%, rgba(255,255,255,.90) 26%,
      rgba(255,255,255,.45) 56%, rgba(255,255,255,0) 78%),
    linear-gradient(180deg,
      rgba(255,255,255,0) 0%, rgba(255,255,255,.35) 55%, rgba(255,255,255,.80) 100%);
}

/* 关于页首屏：复用首页 banner 的数字工厂插画（右侧贴图 + 左缘渐隐，保持同一视觉语言） */
.page-hero--factory{
  background:linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 58%,#ECEAFD 100%);
  padding:92px 0 88px; min-height:430px;
  display:flex; align-items:center;
}
.page-hero--factory > .wrap{ width:100%; }
/* 文案控制在左侧，避免与右侧插画重叠影响可读性 */
.page-hero--factory h1{ max-width:15em; }
.page-hero--factory .lead{ max-width:640px; }
.page-hero--factory::before{
  content:""; position:absolute; right:0; top:0; height:100%; aspect-ratio:3 / 2; max-width:46%; z-index:0;
  background:url("/assets/img/hero-factory-clean.jpg") right center / cover no-repeat;
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.14) 9%, rgba(0,0,0,.55) 24%, #000 44%, #000 100%);
          mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.14) 9%, rgba(0,0,0,.55) 24%, #000 44%, #000 100%);
  pointer-events:none;
}
@media (max-width:900px){
  .page-hero--factory::before{ display:none; }
}
/* 插画内嵌立体品牌字：白字面 + 品牌蓝向斜下方挤出，模拟「立在地面上的立体字」 */
.hero-3d-brand{
  position:absolute; right:7%; bottom:13%; z-index:1; pointer-events:none;
  transform:perspective(800px) rotateY(-9deg) rotateX(3deg);
}
.hero-3d-brand span{
  display:inline-block;
  font-weight:900; font-size:clamp(34px,3.6vw,52px); letter-spacing:.04em;
  color:#FFFFFF;
  -webkit-text-stroke:1px rgba(14,127,176,.35);
  text-shadow:
    1px 2px 0 #2FA9D8, 2px 4px 0 #2AA0CF, 3px 6px 0 #2597C6,
    4px 8px 0 #208EBD, 5px 10px 0 #1C85B4, 6px 12px 0 #177CAB,
    7px 14px 0 #1273A2, 8px 16px 0 #0E7FB0,
    18px 28px 32px rgba(11,21,32,.32);
}
/* 接地阴影：字脚下方的椭圆投影，强化「站立在地面」 */
.hero-3d-brand::after{
  content:""; position:absolute; left:2%; right:-8%; bottom:-18px; height:16px;
  background:radial-gradient(50% 50% at 50% 50%, rgba(11,21,32,.26), transparent 72%);
  transform:skewX(-16deg); z-index:-1;
}
@media (max-width:900px){
  .hero-3d-brand{ display:none; }
}
.page-hero .ph-tag{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--mono); font-size:12px; letter-spacing:.16em; color:var(--accent-deep);
  background:#fff; border:1px solid var(--accent-line); border-radius:99px; padding:5px 14px; margin-bottom:20px;
}
.page-hero h1{ font-size:clamp(26px,3.6vw,40px); max-width:760px; }
.page-hero .lead{ margin-top:16px; max-width:720px; }
/* 知识库首屏：搜索词/问题清单 —— 字号沿用详情页 lead（16→18px），放宽行宽减少折行 */
.page-hero .lead--keys{ line-height:2.05; max-width:940px; }
/* 知识库首屏收窄：内容仅「标题 + 关键词行」，无需与其他内页同高 */
.page-hero--slim{ padding:42px 0 54px; min-height:0; }
/* 联系页首屏：写字楼实景作右侧背景，左缘渐隐 + 整体提亮，与 mes/cases/trial 同一浅色语言 */
.page-hero--contact{ padding:66px 0 92px; }
.page-hero--contact .bg-slot img{ transform:scale(1.04) translateX(4%); filter:saturate(.92) brightness(1.06); }
.page-hero--contact .bg-slot::after{
  background:
    linear-gradient(90deg,
      rgba(255,255,255,.98) 0%, rgba(255,255,255,.95) 30%,
      rgba(255,255,255,.62) 58%, rgba(255,255,255,.18) 82%),
    linear-gradient(180deg,
      rgba(255,255,255,.30) 0%, rgba(255,255,255,.55) 58%, rgba(255,255,255,.92) 100%);
}
@media (max-width:900px){
  .page-hero--contact{ padding:52px 0 64px; }
  .page-hero--contact .bg-slot{ opacity:.32; }
}
@media (max-width:720px){
  .page-hero--slim{ padding:32px 0 40px; }
  .page-hero .lead--keys{ line-height:1.95; }
}
.page-hero .ph-cta{ margin-top:28px; display:flex; flex-wrap:wrap; gap:14px; }
.page-hero .ph-meta{ margin-top:26px; display:flex; flex-wrap:wrap; gap:10px; }
.page-hero .ph-meta .tag{ background:#fff; }

/* ---------- WorkBuddy 详情页首屏：左文案 + 右侧「市场位置」数据卡 ---------- */
/* 背景：WorkBuddy 产品素材图（wb-hero.webp）淡色底纹，左淡右显 + 整体压暗到 12%，不抢文字 */
.hero-wb::before{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:url("/assets/img/wb/wb-hero.webp") right -40px top -20px / min(62%,760px) auto no-repeat;
  opacity:.12;
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.55) 34%, #000 68%);
          mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.55) 34%, #000 68%);
}
/* 详情页 WB 首屏背景统一为浅绿，与首页 WB banner 同色（消除蓝/绿割裂） */
.hero-wb{ background:linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 58%,#ECEAFD 100%); }
.hero-wb-grid{
  position:relative; z-index:1;
  display:grid; grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:52px; align-items:center;
}
.hero-wb .ph-tag{ margin-bottom:18px; }
.hero-wb h1{ font-size:clamp(28px,3.8vw,42px); line-height:1.28; max-width:640px; }
.hero-wb h1 .hl{ color:var(--wb); }
.hero-wb .lead{ max-width:620px; }
.hero-wb .ph-meta{ margin-top:24px; }
.hero-wb .ph-cta{ margin-top:30px; }
/* 右侧数据卡：白卡 + 细紫边 + 柔影 */
.hero-wb-card{
  background:#fff; border:1px solid var(--wb-line); border-radius:16px;
  box-shadow:0 22px 48px -20px rgba(50,32,110,.22);
  padding:26px 26px 18px;
}
.hero-wb-card h2{ font-size:17px; margin:0; }
.hero-wb-card-sub{ margin-top:4px; font-family:var(--mono); font-size:12px; color:var(--text-2); }
.hero-wb-card dl{ margin-top:10px; }
.hero-wb-card dl > div{
  display:flex; align-items:baseline; justify-content:space-between; gap:18px;
  padding:12px 0; border-bottom:1px solid var(--line);
}
.hero-wb-card dl > div:last-child{ border-bottom:none; }
.hero-wb-card dt{ font-size:13.5px; color:var(--text-2); }
.hero-wb-card dd{ margin:0; font-size:13px; color:var(--text-2); white-space:nowrap; }
.hero-wb-card dd b{ font-size:25px; font-weight:800; color:var(--wb); margin-right:3px; letter-spacing:-.01em; }
.hero-wb-card-note{
  margin-top:4px; padding-top:10px; border-top:1px solid var(--line);
  font-size:11.5px; line-height:1.7; color:var(--text-2);
}
@media (max-width:960px){
  .hero-wb-grid{ grid-template-columns:1fr; gap:36px; }
  .hero-wb-card{ max-width:560px; }
  .hero-wb::before{ opacity:.07; }
}

/* ---------- 7. Hero（首页·深色） ---------- */
.hero{
  position:relative; overflow:hidden;
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(48,188,235,.22), transparent 60%),
    radial-gradient(900px 480px at -10% 110%, rgba(14,127,176,.16), transparent 55%),
    var(--ink);
  color:#E8EEF2; padding:96px 0 88px;
}
.hero-circuit{ position:absolute; inset:0; width:100%; height:100%; pointer-events:none; }
.hero-grid{
  position:absolute; inset:0; pointer-events:none; opacity:.5;
  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:56px 56px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 30%, transparent 75%);
}
.hero .wrap{ position:relative; z-index:1; }
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono); font-size:12px; letter-spacing:.2em; text-transform:uppercase;
  color:#30BCEB; background:rgba(14,127,176,.1); border:1px solid rgba(14,127,176,.3);
  padding:6px 14px; border-radius:99px; margin-bottom:26px;
}
.hero h1{ color:#fff; max-width:820px; }
.hero h1 .hl-mes{ color:var(--mes-bright); }
.hero h1 .hl-wb{ color:#1F8AB8; }
.hero-sub{ margin-top:22px; max-width:640px; font-size:clamp(15px,1.6vw,17.5px); line-height:1.95; color:#A9BAC6; }
.hero-actions{ margin-top:36px; display:flex; flex-wrap:wrap; gap:14px; }
.hero-meta{
  margin-top:44px; display:flex; flex-wrap:wrap; gap:12px 36px;
  font-family:var(--mono); font-size:12.5px; letter-spacing:.06em; color:#7E93A3;
}
.hero-meta b{ color:#DDE7ED; font-weight:600; }
.hero-meta .dot{ color:#3E5462; margin-right:10px; }

/* ---------- 8. 双产品线分区 ---------- */
.duo{ display:grid; grid-template-columns:1fr 1fr; gap:26px; }
.duo-card{
  position:relative; display:flex; flex-direction:column;
  background:#fff; border:1px solid var(--line); border-top:4px solid var(--accent);
  border-radius:var(--radius); padding:34px 32px 30px; overflow:hidden;
  transition:transform .25s, box-shadow .25s, border-color .25s;
}
.duo-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-l); }
.duo-card::after{
  content:""; position:absolute; right:-40px; top:-40px; width:160px; height:160px; border-radius:50%;
  background:var(--accent-soft); opacity:.55; z-index:0;
}
.duo-card > *{ position:relative; z-index:1; }
.duo-card .duo-tag{
  font-family:var(--mono); font-size:11px; letter-spacing:.16em; color:var(--accent-deep);
  display:flex; align-items:center; gap:8px; margin-bottom:14px;
}
.duo-card h3{ font-size:22px; margin-bottom:6px; }
.duo-card .duo-pos{ font-size:14.5px; color:var(--text-2); margin-bottom:20px; }
.duo-list{ display:grid; gap:10px; margin-bottom:24px; }
.duo-list li{ display:flex; gap:10px; font-size:14.5px; color:var(--text); align-items:baseline; }
.duo-list li::before{
  content:""; width:6px; height:6px; border-radius:2px; background:var(--accent);
  flex-shrink:0; transform:translateY(-1px);
}
.duo-card .btn{ align-self:flex-start; margin-top:auto; }
.duo-foot{ margin-top:18px; font-size:12.5px; color:var(--text-3); }
.duo-foot a{ font-weight:600; }

/* ---------- 9. 能力卡片 ---------- */
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.f-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 26px; transition:transform .22s, box-shadow .22s, border-color .22s;
  position:relative; overflow:hidden;
}
.f-card::after{
  content:""; position:absolute; inset:0; border-radius:var(--radius);
  border:1px solid transparent; pointer-events:none; transition:border-color .25s;
}
.f-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-l); }
.f-card:hover::after{ border-color:var(--accent-line); }
.f-ico{
  width:46px; height:46px; border-radius:12px;
  background:var(--accent-soft); border:1px solid var(--accent-line);
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
  transition:background .25s, border-color .25s;
}
.f-card:hover .f-ico{ background:var(--accent-soft); }
.f-ico svg{ width:23px; height:23px; stroke:var(--accent-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.f-card h3{ font-size:18px; margin-bottom:8px; }
.f-card p{ font-size:14px; line-height:1.8; }
.f-card .f-more{
  display:inline-flex; align-items:center; gap:5px; margin-top:14px;
  font-size:13.5px; font-weight:600; color:var(--accent-deep);
}
.f-card .f-more .arr{ transition:transform .18s; }
.f-card:hover .f-more .arr{ transform:translateX(3px); }
.f-kicker{
  font-family:var(--mono); font-size:11px; letter-spacing:.14em; color:var(--text-3);
  display:block; margin-bottom:10px;
}
.f-card--rec{ border-color:var(--mes); box-shadow:0 12px 30px -16px rgba(14,127,176,.55); }
.f-card--rec .f-kicker{
  color:#fff; background:var(--mes); border-radius:6px; padding:4px 11px; width:fit-content;
  letter-spacing:.04em; font-family:var(--font);
}

/* ---------- 10. 数据条 ---------- */
.stat-band{ background:var(--ink); color:#E8EEF2; padding:56px 0; }
.stat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.stat-card{ flex:1 1 200px; min-width:180px; background:var(--card,#fff); border:1px solid var(--line,#E3EAF0); border-radius:16px; padding:22px 20px; text-align:center; }
.stat-card b{ display:block; font-size:1.45rem; color:#0E7FB0; line-height:1.25; margin-bottom:6px; }
.stat-card span{ color:var(--muted,#5E7484); font-size:.88rem; }
.trial-grid{ }
.trial-qr-wrap{ display:flex; justify-content:center; }
.qr-card{ background:#fff; border:1px solid var(--line); border-radius:18px; padding:22px; text-align:center; box-shadow:var(--shadow); width:260px; max-width:100%; }
.qr-img{ width:200px; height:200px; object-fit:contain; border-radius:10px; background:var(--paper-2); display:block; margin:0 auto; }
.qr-ph{ width:200px; height:200px; border:2px dashed var(--line-2); border-radius:10px; background:var(--paper-2); flex-direction:column; align-items:center; justify-content:center; gap:8px; color:var(--text-2); font-size:13px; margin:0 auto; }
.qr-ph-i{ font-family:var(--mono); font-size:22px; color:var(--mes-bright); font-weight:700; }
.qr-ph small{ color:var(--text-3); font-size:11.5px; line-height:1.5; }
.qr-cap{ margin-top:14px; font-size:14px; font-weight:600; color:var(--text); }
@media (max-width:720px){ .trial-grid{ gap:28px; } .qr-card{ width:100%; } }
.stat{ padding:6px 0; border-left:2px solid #0E7FB0; padding-left:20px; }
.stat .num{
  font-family:var(--mono); font-size:clamp(26px,3vw,36px); font-weight:700; color:#fff; line-height:1.15;
}
.stat .num small{ font-size:.5em; color:#30BCEB; font-weight:600; margin-left:2px; }
.stat .lbl{ font-size:13.5px; color:#93A7B5; margin-top:6px; }

/* ---------- 11. 步骤（快速上线） ---------- */
.steps{ display:grid; gap:0; counter-reset:step; }
.step{
  display:grid; grid-template-columns:64px 1fr; gap:22px; padding:26px 0;
  border-bottom:1px dashed var(--line-2);
}
.step:last-child{ border-bottom:none; }
.step-no{
  counter-increment:step; font-family:var(--mono); font-size:13px; font-weight:700;
  color:var(--accent-deep); background:var(--accent-soft); border:1px solid var(--accent-line);
  width:52px; height:52px; border-radius:12px; display:flex; align-items:center; justify-content:center;
}
.step-no::before{ content:"0" counter(step); }
.step h3{ font-size:18px; margin-bottom:6px; }
.step p{ font-size:14.5px; }
.step .step-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:12px; }
.tag{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.04em;
  background:var(--paper-2); border:1px solid var(--line); color:var(--text-2);
  padding:3px 10px; border-radius:99px;
}

/* ---------- 12. FAQ ---------- */
.faq{ display:grid; grid-template-columns:1fr 1fr; gap:14px 18px; max-width:960px; margin:0 auto; }
@media (max-width:720px){ .faq{ grid-template-columns:1fr; max-width:560px; } }
.faq-item{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-s);
  overflow:hidden; transition:border-color .2s;
}
.faq-item[open]{ border-color:var(--accent-line); }
.faq-item summary{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:17px 20px; cursor:pointer; list-style:none;
  font-weight:600; font-size:15.5px; color:var(--text);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:"+"; font-family:var(--mono); font-size:18px; color:var(--accent);
  flex-shrink:0; transition:transform .2s;
}
.faq-item[open] summary::after{ transform:rotate(45deg); }
.faq-item .faq-a{ padding:0 20px 18px; font-size:14.5px; color:var(--text-2); line-height:1.85; }

/* ---------- 13. CTA 带 ---------- */
.cta-band{ background:var(--ink); color:#fff; padding:72px 0; position:relative; overflow:hidden; }
.cta-band::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(700px 300px at 20% 0%, rgba(48,188,235,.25), transparent 60%),
             radial-gradient(600px 280px at 90% 100%, rgba(14,127,176,.22), transparent 55%);
}
.cta-band .wrap{ position:relative; z-index:1; }
.cta-band h2{ color:#fff; font-size:clamp(22px,2.6vw,30px); }
.cta-band p{ color:#A9BAC6; margin-top:12px; max-width:560px; }
.cta-actions{ margin-top:30px; display:flex; flex-wrap:wrap; gap:14px; }

/* ---------- 14. 表格 ---------- */
.tbl-wrap{ overflow-x:auto; border:1px solid var(--line); border-radius:var(--radius); background:#fff; }
table.tbl{ width:100%; border-collapse:collapse; font-size:14.5px; min-width:560px; }
.tbl th,.tbl td{ padding:14px 18px; text-align:left; border-bottom:1px solid var(--line); vertical-align:top; }
.tbl thead th{
  background:var(--paper-2); font-size:13px; letter-spacing:.04em; color:var(--text-2);
  font-weight:600; white-space:nowrap;
}
.tbl tbody tr:last-child td{ border-bottom:none; }
.tbl td:first-child{ font-weight:600; color:var(--text); white-space:nowrap; }
.tbl .yes{ color:var(--mes-deep); font-weight:700; font-family:var(--mono); }
.tbl .no{ color:var(--text-3); font-family:var(--mono); }

/* ---------- 15. 文章排版 ---------- */
.article{ max-width:760px; }
.article-meta{
  display:flex; flex-wrap:wrap; gap:8px 22px; font-family:var(--mono); font-size:12.5px;
  color:var(--text-3); margin:18px 0 30px; padding-bottom:22px; border-bottom:1px solid var(--line);
}
.article h2{ font-size:23px; margin:44px 0 14px; }
.article h3{ font-size:18px; margin:30px 0 10px; }
.article p{ font-size:15.5px; line-height:1.95; margin-bottom:16px; color:var(--text); }
.article ul.plain{ display:grid; gap:9px; margin:0 0 18px; }
.article ul.plain li{ display:flex; gap:10px; font-size:15px; color:var(--text); }
.article ul.plain li::before{ content:"—"; color:var(--accent); font-family:var(--mono); flex-shrink:0; }
.article ol.steps-list{ display:grid; gap:14px; margin:0 0 18px; counter-reset:ol; }
.article ol.steps-list li{ counter-increment:ol; display:grid; grid-template-columns:30px 1fr; gap:12px; font-size:15px; }
.article ol.steps-list li::before{
  content:counter(ol); font-family:var(--mono); font-weight:700; font-size:13px;
  color:var(--accent-deep); background:var(--accent-soft); border:1px solid var(--accent-line);
  width:28px; height:28px; border-radius:8px; display:flex; align-items:center; justify-content:center;
}
.note{
  border-left:3px solid var(--accent); background:var(--accent-soft);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  padding:16px 20px; margin:22px 0; font-size:14.5px; color:var(--text);
}
.note .note-t{ font-family:var(--mono); font-size:11.5px; letter-spacing:.14em; color:var(--accent-deep); display:block; margin-bottom:6px; }
.note--warn{ border-color:var(--wb-accent); background:var(--wb-accent-soft); }
.note--warn .note-t{ color:var(--wb-accent-deep); }

/* ---------- 16. 资源卡片 ---------- */
.res-card{
  display:flex; flex-direction:column; background:#fff; border:1px solid var(--line);
  border-radius:var(--radius); padding:24px 24px 20px; transition:transform .22s, box-shadow .22s, border-color .22s;
}
.res-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--accent-line); }
.res-card .res-tag{
  align-self:flex-start; font-family:var(--mono); font-size:11px; letter-spacing:.1em;
  padding:2px 9px; border-radius:99px; margin-bottom:14px;
  background:var(--accent-soft); color:var(--accent-deep); border:1px solid var(--accent-line);
}
.res-card h3{ font-size:16.5px; line-height:1.5; margin-bottom:8px; }
.res-card p{ font-size:13.5px; line-height:1.75; flex:1; }
.res-card .res-meta{ margin-top:16px; padding-top:14px; border-top:1px dashed var(--line); font-family:var(--mono); font-size:12px; color:var(--text-3); display:flex; justify-content:space-between; }
.res-card.is-soon{ opacity:.72; }
.res-card.is-soon h3{ color:var(--text-2); }

/* ============ 知识库：分类切换 + 列表 ============ */
.lib-tabs{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:24px; }
.lib-tab{ -webkit-appearance:none; appearance:none; border:1px solid var(--line); background:#fff; color:var(--text-2);
  font-family:inherit; font-size:14.5px; font-weight:600; padding:9px 20px; border-radius:999px; cursor:pointer; transition:.2s; }
.lib-tab:hover{ border-color:var(--accent-line); color:var(--mes); }
.lib-tab.is-active{ background:var(--mes); border-color:var(--mes); color:#fff; }
.lib-list{ list-style:none; margin:0; padding:0; border-top:1px solid var(--line); }
.lib-item{ border-bottom:1px dashed var(--line); }
.lib-row{ display:flex; align-items:center; gap:16px; padding:18px 8px; text-decoration:none; color:inherit; transition:background .2s; }
.lib-row:hover{ background:#F7FBFE; }
.lib-ic{ flex:0 0 auto; width:38px; height:38px; border-radius:10px; display:grid; place-items:center; background:var(--mes-soft); color:var(--mes); }
.lib-ic--q{ font-family:var(--mono); font-weight:700; font-size:15px; }
.lib-main{ flex:1 1 auto; min-width:0; display:block; }
.lib-title{ display:block; font-size:16px; font-weight:600; color:var(--ink); line-height:1.5; }
.lib-desc{ display:block; font-size:13.5px; color:var(--text-2); line-height:1.7; margin-top:4px; }
.lib-side{ flex:0 0 auto; }
.lib-tag{ font-family:var(--mono); font-size:12px; color:var(--mes-deep); background:var(--mes-soft);
  border:1px solid var(--accent-line); border-radius:999px; padding:4px 10px; white-space:nowrap; }
.lib-go{ flex:0 0 auto; width:18px; text-align:right; color:var(--text-3); font-size:15px; }
.lib-row:hover .lib-go{ color:var(--mes); }
/* FAQ 条目：原生 details 展开，答案文本常驻 DOM（利于收录与无障碍） */
.lib-qa summary{ cursor:pointer; list-style:none; }
.lib-qa summary::-webkit-details-marker{ display:none; }
.lib-qa .lib-go::after{ content:"+"; font-size:18px; line-height:1; }
.lib-qa[open] .lib-go::after{ content:"\2212"; }
.lib-a{ padding:2px 8px 18px 62px; font-size:14.5px; line-height:1.9; color:var(--text-2); }
/* 常见问题答案末尾的详情页指向：MES 类 → /mes/，AI 类 → /ai/ */
.lib-more{
  display:inline-flex; align-items:center; gap:5px; margin-top:8px;
  font-size:13.5px; font-weight:600; color:var(--mes);
}
.lib-more::after{ content:"\2192"; font-size:14px; transition:transform .2s; }
.lib-more:hover{ color:var(--mes-deep); text-decoration:underline; }
.lib-more:hover::after{ transform:translateX(3px); }
@media (max-width:720px){
  .lib-row{ gap:12px; padding:15px 2px; }
  .lib-ic{ width:34px; height:34px; }
  .lib-side{ display:none; }
  .lib-a{ padding-left:2px; }
}

/* ---------- 17. 表单 ---------- */
.form{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:32px; box-shadow:var(--shadow-s); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-field{ display:grid; gap:7px; margin-bottom:18px; }
.form-field label{ font-size:13.5px; font-weight:600; color:var(--text); }
.form-field label .req{ color:#D4573B; margin-left:2px; }
.form-field input,.form-field select,.form-field textarea{
  font-family:var(--font); font-size:15px; color:var(--text);
  border:1px solid var(--line-2); border-radius:var(--radius-s);
  padding:11px 14px; background:#fff; transition:border-color .2s, box-shadow .2s;
  width:100%;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft);
}
.form-field textarea{ resize:vertical; min-height:96px; }
.form .btn{ width:100%; margin-top:6px; }
.form-note{ font-size:12.5px; color:var(--text-3); margin-top:14px; line-height:1.7; }
.form-msg{
  display:none; margin-top:14px; padding:13px 16px; border-radius:var(--radius-s);
  font-size:14px; line-height:1.7;
}
.form-msg.ok{ display:block; background:var(--mes-soft); border:1px solid var(--mes-line); color:var(--mes-ink); }
.form-msg.err{ display:block; background:#FBEAE5; border:1px solid #F2C4B8; color:#8C2F1B; }
.form-msg.info{ display:block; background:var(--paper-2); border:1px solid var(--line-2); color:var(--text-2); }

/* ---------- 17.5 页脚上方「扫码」横带（config.footerQrs 注入，未配置时整块不显示） ---------- */
/* 页脚内扫码组：位于品牌列（LOGO + 公司简介）下方，深色底上紧凑排列 */
.qr-band{ display:none; }
.qr-band--ready{ display:block; margin-top:24px; }
.qr-band-title{
  font-size:12.5px; color:#fff; letter-spacing:.08em; margin-bottom:13px;
  font-family:var(--mono); font-weight:600;
}
.qr-band-desc{ display:none; }  /* 页脚空间有限，仅保留名称，说明在 config 中仍可维护 */
.qr-grid{ display:flex; flex-wrap:wrap; gap:14px 12px; margin-top:0; align-items:flex-start; }
.qr-cell{ margin:0; width:88px; }
/* 无白底卡片：二维码图片本身自带静默区，直接落在深色页脚上，左缘与 LOGO 对齐 */
.qr-box{
  display:block; width:88px; height:88px; box-sizing:border-box;
  background:none; border:none; border-radius:6px; padding:0; box-shadow:none;
}
.qr-box img{
  width:100%; height:100%; object-fit:contain; display:block;
  border-radius:6px; transition:opacity .2s;
}
.qr-cell:hover .qr-box img{ opacity:.88; }
.qr-cell figcaption{ margin-top:7px; }
.qr-cell figcaption b{ display:block; font-size:12px; font-weight:600; color:#93A7B5; line-height:1.4; text-align:center; white-space:nowrap; }
.qr-cell figcaption span{ display:none; }
@media (max-width:900px){
  .qr-grid{ gap:12px 10px; }
  .qr-cell{ width:84px; }
  .qr-box{ width:84px; height:84px; }
}
@media (max-width:480px){
  .qr-grid{ gap:12px 10px; }
  .qr-cell{ width:80px; }
  .qr-box{ width:80px; height:80px; }
}

/* ---------- 18. 页脚 ---------- */
.footer{ background:var(--ink); color:#93A7B5; padding:64px 0 0; }
/* 页脚栅格：全站统一 4 列（品牌列含二维码 / 快速导航 / 产品服务 / 联系我们），列宽不再靠内容乱撑 */
.footer-grid{
  display:grid; grid-template-columns:minmax(300px,1.2fr) max-content max-content max-content;
  gap:24px 44px; padding-bottom:44px; align-items:start;
}
.footer .brand-logo{ height:34px; }
.footer-about{ font-size:13.5px; line-height:1.85; margin-top:16px; max-width:300px; }
.footer h4{ font-size:13px; color:#fff; letter-spacing:.08em; margin-bottom:18px; font-family:var(--mono); font-weight:600; }
.footer-links{ display:grid; gap:12px; }
.footer-links a{ font-size:14px; color:#93A7B5; }
.footer-links a:hover{ color:#fff; }
/* 联系信息：标签与值基线对齐，行距统一（此前 flex 对齐导致地址换行行距不均） */
.footer-contact{ display:grid; gap:12px; font-size:13.5px; max-width:280px; }
.footer-contact .fc-row{ display:grid; grid-template-columns:44px 1fr; gap:10px; align-items:baseline; }
.footer-contact .fc-k{ font-family:var(--mono); font-size:11px; color:#5E7484; letter-spacing:.1em; }
.footer-bottom{
  border-top:1px solid #1D2E3E; padding:22px 0 26px;
  display:flex; flex-wrap:wrap; gap:10px 24px; align-items:center;
  font-size:12.5px; color:#5E7484;
}
.footer-bottom .fb-icp a{ color:#7E93A3; }
.footer-bottom .fb-partner a{ color:#7E93A3; }
.footer-bottom .fb-partner a:hover{ color:#B7C7D3; }

/* ---------- 19. 图示容器 ---------- */
.figure{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:28px; margin:30px 0; overflow-x:auto;
}
.figure .fig-cap{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.1em; color:var(--text-3);
  margin-top:16px; text-align:center;
}
.figure--dark{ background:var(--ink-2); border-color:#1D2E3E; }
.figure--dark .fig-cap{ color:#5E7484; }

/* logo 占位（信任背书·占位） */
.logo-ph{
  height:76px; border:1px dashed var(--line-2); border-radius:var(--radius-s);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:4px;
  color:var(--text-3); font-size:12px; background:var(--paper-2);
}
.logo-ph .mono{ font-family:var(--mono); font-size:10px; letter-spacing:.1em; }

/* ---------- 20. 滚动显现 ---------- */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .7s ease, transform .7s cubic-bezier(.22,.8,.32,1); }
.reveal.in{ opacity:1; transform:none; }
.reveal-d1{ transition-delay:.08s; } .reveal-d2{ transition-delay:.16s; }
.reveal-d3{ transition-delay:.24s; } .reveal-d4{ transition-delay:.32s; }

/* 首屏入场 */
.hero .anim{ opacity:0; transform:translateY(22px); animation:heroIn .8s cubic-bezier(.22,.8,.32,1) forwards; }
.hero .anim-1{ animation-delay:.1s; } .hero .anim-2{ animation-delay:.22s; }
.hero .anim-3{ animation-delay:.34s; } .hero .anim-4{ animation-delay:.46s; } .hero .anim-5{ animation-delay:.58s; }
@keyframes heroIn{ to{ opacity:1; transform:none; } }

/* PCB 走线电流脉冲 */
.trace-flow{ stroke-dasharray:5 7; animation:traceMove 2.6s linear infinite; }
@keyframes traceMove{ to{ stroke-dashoffset:-24; } }

/* 数据条标题 / 信任条 */
.stat-grid--6{ grid-template-columns:repeat(3,1fr); }
.stat--light{ border-left-color:var(--accent); }
.stat--light .num{ color:var(--accent-deep); }
.stat--light .num small{ color:var(--accent); }
.stat--light .lbl{ color:var(--text-2); }
.stat-band .sb-title{ text-align:center; max-width:680px; margin:0 auto 44px; }
.stat-band .sb-title .eyebrow{ color:#30BCEB; }
.stat-band .sb-title .eyebrow::before{ display:none; }
.stat-band .sb-title h2{ color:#fff; font-size:clamp(23px,2.6vw,30px); line-height:1.35; }
.stat-band .sb-title p{ color:#93A7B5; margin-top:12px; font-size:15px; }
.stat-band .v-cap{ text-align:center; font-size:12.5px; color:#8496A6; margin-top:26px; }

/* 模块快速跳转 */
.mod-nav{ display:flex; flex-wrap:wrap; gap:10px; margin-top:28px; }
.mod-nav a{
  font-size:13px; padding:7px 15px; border:1px solid var(--line); border-radius:99px;
  color:var(--text-2); background:var(--paper); transition:border-color .2s, color .2s;
}
.mod-nav a:hover{ border-color:var(--accent); color:var(--accent-deep); }

.trust-strip{ background:var(--paper-2); border-top:1px solid var(--line); padding:20px 0; }
.trust-strip .wrap{ display:flex; flex-wrap:wrap; gap:10px 34px; justify-content:center; }
.trust-strip span{ font-size:13px; color:var(--text-2); }
.trust-strip span::before{ content:"●"; color:var(--accent); font-size:8px; margin-right:8px; vertical-align:2px; }

/* ---------- 21. 响应式 ---------- */
@media (max-width:1020px){
  .grid-4{ grid-template-columns:1fr 1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .footer-grid > div:last-child{ display:block; }
  .stat-grid{ grid-template-columns:1fr 1fr; gap:28px; }
}
@media (max-width:860px){
  .nav-links{
    position:fixed; top:var(--nav-h); left:0; right:0; bottom:0;
    flex-direction:column; align-items:stretch; gap:4px;
    background:#fff; padding:20px 24px 40px; border-top:1px solid var(--line);
    transform:translateX(100%); transition:transform .3s; overflow-y:auto;
  }
  .nav-links.open{ transform:none; }
  .nav-link{ padding:13px 12px; font-size:16px; }
  .nav-link::after{ display:none; }
  .nav-cta{ margin:12px 0 0; }
  .nav-cta .btn{ width:100%; }
  .nav-tel{ width:100%; justify-content:center; padding:4px 0 2px; }
  .nav-toggle{ display:block; }
  .duo{ grid-template-columns:1fr; }
  .grid-3{ grid-template-columns:1fr; }
  .grid-2{ grid-template-columns:1fr; }
  .section{ padding:60px 0; }
  body.home .section{ padding:44px 0; }
  .hero{ padding:64px 0 60px; }
  .form-row{ grid-template-columns:1fr; }
  .step{ grid-template-columns:44px 1fr; gap:16px; }
  .step-no{ width:44px; height:44px; }
}
@media (max-width:520px){
  .grid-4{ grid-template-columns:1fr; }
  .stat-grid{ grid-template-columns:1fr 1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
}

/* ---------- 22. 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{ animation-duration:.01ms !important; transition-duration:.01ms !important; }
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; }
}

/* ============================================================
   23. 横幅 Banner（背景图由运营自行替换）
   - 默认显示品牌渐变兜底；放入同名 jpg 后自动覆盖
   - 路径：/assets/img/banner-mes.jpg · banner-trace.jpg · banner-wb.jpg
   ============================================================ */
.banner{
  position:relative; overflow:hidden;
  min-height:340px; display:flex; align-items:center;
  padding:66px 0; color:#EAF2F4;
  background:linear-gradient(120deg,#063A52 0%,#0A5F85 55%,#0E7FB0 100%);
}
.banner--wb{ background:linear-gradient(120deg,#063A52 0%,#0A5F85 55%,#0E7FB0 100%); }
.banner-photo{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:1; }
.banner::after{ /* 暗化蒙版，保证文字在任何图片上都清晰 */
  content:""; position:absolute; inset:0; z-index:2;
  background:linear-gradient(90deg, rgba(7,30,36,.84), rgba(7,30,36,.42) 72%, rgba(7,30,36,.24));
}
.banner--wb::after{ background:linear-gradient(90deg, rgba(6,58,82,.84), rgba(6,58,82,.42) 72%, rgba(6,58,82,.24)); }
.banner .wrap{ position:relative; z-index:3; width:100%; }
/* 实景图 banner：主体偏右，左侧留白处放文字；渐变只压暗左侧，右侧建筑尽量保留 */
.banner--photo{ min-height:380px; }
.banner--photo .banner-photo{ object-position:65% 45%; }
.banner--photo::after{
  background:linear-gradient(90deg,
    rgba(6,32,44,.88) 0%,
    rgba(6,32,44,.70) 38%,
    rgba(6,32,44,.28) 72%,
    rgba(6,32,44,.10) 100%);
}
.banner--photo .banner-title,
.banner--photo .banner-sub{ text-shadow:0 2px 12px rgba(3,18,26,.55); }
@media (max-width:720px){
  .banner--photo{ min-height:320px; }
  .banner--photo::after{
    background:linear-gradient(90deg, rgba(6,32,44,.86) 0%, rgba(6,32,44,.70) 55%, rgba(6,32,44,.55) 100%);
  }
}
.banner-eyebrow{ font-family:var(--mono); font-size:12.5px; letter-spacing:.2em; text-transform:uppercase; color:#BFE6F7; margin-bottom:16px; }
.banner--wb .banner-eyebrow{ color:#BFE6F7; }
.banner-title{ color:#fff; font-size:clamp(24px,3.4vw,38px); line-height:1.3; font-weight:700; max-width:780px; }
.banner-sub{ color:rgba(234,242,244,.88); font-size:clamp(15px,1.5vw,17px); line-height:1.8; max-width:640px; margin-top:16px; }
.banner-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:30px; }
.banner .btn--primary{ background:#fff; color:var(--mes-deep); box-shadow:0 10px 24px -12px rgba(0,0,0,.5); }
.banner .btn--primary:hover{ background:#EAF6F6; color:var(--mes-deep); }
.banner--wb .btn--primary{ color:var(--wb-deep); }
.banner--wb .btn--primary:hover{ background:#EAF6FB; color:var(--wb-deep); }

/* ===== 首页首屏 · 3张banner轮播 · 轻量浅色风 ===== */
.hero-carousel{ position:relative; overflow:hidden; }
.hero-track{ display:flex; transition:transform .55s cubic-bezier(.22,.8,.32,1); will-change:transform; }
.hero-slide{ flex:0 0 100%; }
.hero-carousel .banner{ margin:0; color:var(--ink);
  background:linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 58%,#ECEAFD 100%);
  padding:88px 0; }
/* .banner 是 flex 容器，其内 .wrap 作为 flex item 会按内容宽度收缩后再居中，
   导致文字整体比导航栏 Logo 偏右；这里强制撑满与导航栏同宽的容器再居中，使文字左边缘与 Logo 对齐 */
.hero-carousel .banner .wrap{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.hero-carousel .banner--wb{ background:linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 58%,#ECEAFD 100%); }
/* WorkBuddy 那张：右侧露出浅色 AI 智能体插画，处理方式与 MES 那张一致（满高贴右 + 左边缘渐隐融入浅紫背景） */
.hero-carousel .banner--wb::before{
  content:""; position:absolute; right:0; top:0; height:100%; aspect-ratio:3 / 2; max-width:46%; z-index:0;
  background:url("/assets/img/banner-wb-clean.jpg?v=20261027l") center / cover no-repeat;
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.14) 9%, rgba(0,0,0,.55) 24%, #000 44%, #000 100%);
          mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.14) 9%, rgba(0,0,0,.55) 24%, #000 44%, #000 100%);
}
@media (max-width:860px){ .hero-carousel .banner--wb::before{ display:none; } }
/* MES 那张：右侧露出最初那张浅色工厂模型图（按原比例不裁切），左侧留文字区，还原最初首屏观感 */
.hero-carousel .banner--mes{
  background:linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 58%,#ECEAFD 100%);
  min-height:540px;
}
/* 右侧工厂图：独立图层，满高贴右（上下右都顶到边缘，不产生额外边界），
   仅左边缘用 mask 渐隐融入浅色背景，消除"图+色块"的硬拼感 */
.hero-carousel .banner--mes::before{
  content:""; position:absolute; right:0; top:0; height:100%; aspect-ratio:3 / 2; max-width:46%; z-index:0;
  background:url("/assets/img/hero-factory-clean.jpg") center / cover no-repeat;
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.14) 9%, rgba(0,0,0,.55) 24%, #000 44%, #000 100%);
          mask-image:linear-gradient(90deg, transparent 0%, rgba(0,0,0,.14) 9%, rgba(0,0,0,.55) 24%, #000 44%, #000 100%);
}
@media (max-width:860px){
  /* 窄屏空间不足，去掉右侧图，只留纯浅色渐变 */
  .hero-carousel .banner--mes{
    background:linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 58%,#ECEAFD 100%);
    min-height:400px;
  }
  .hero-carousel .banner--mes::before{ display:none; }
}
.hero-carousel .banner::after{ display:none; }   /* 浅底无需暗化蒙版 */
.hero-carousel .banner-photo{ display:none; }    /* 轻量风不铺重图 */
/* 首页轮播 · 第3张 WorkBuddy 落地服务 banner（按设计稿重建为可编辑 HTML） */
.hero-carousel .banner--wbhero{
  background:url("/assets/img/wbhero-bg.svg?v=20261028b") center right / cover no-repeat,
             linear-gradient(120deg,#F3FAFE 0%,#E9F5FB 100%);
  padding:88px 0; color:var(--ink); display:flex; align-items:center;
}
.wbhero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:52px; align-items:center; }
.wbhero-tag{ display:inline-block; font-family:var(--mono); font-size:12.5px; letter-spacing:.1em; color:var(--wb); background:rgba(14,127,176,.1); border:1px solid rgba(14,127,176,.24); border-radius:999px; padding:6px 14px; margin-bottom:18px; }
.wbhero-title{ color:var(--ink); font-size:clamp(26px,3.2vw,40px); line-height:1.25; font-weight:800; max-width:560px; }
.wbhero-desc{ color:var(--text-2); font-size:clamp(14px,1.4vw,16px); line-height:1.85; max-width:520px; margin-top:16px; }
.wbhero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:28px; }
.hero-carousel .banner--wbhero .btn--primary{ background:var(--wb); color:#fff; box-shadow:0 10px 24px -12px rgba(14,127,176,.5); }
.hero-carousel .banner--wbhero .btn--primary:hover{ background:var(--wb-deep); color:#fff; }
.hero-carousel .banner--wbhero .btn--ghost{ background:#fff; border:1px solid rgba(14,127,176,.32); color:var(--wb); }
.hero-carousel .banner--wbhero .btn--ghost:hover{ border-color:var(--wb); background:rgba(14,127,176,.06); }
/* 右侧浅色卡片网格：3 个制造业高频场景 */
.wbhero-cards{ display:flex; flex-direction:column; gap:14px; }
.wbcard{ display:flex; gap:14px; align-items:flex-start; background:rgba(255,255,255,.78); border:1px solid rgba(14,127,176,.18); border-radius:16px; padding:16px 18px; box-shadow:0 8px 22px -16px rgba(11,21,32,.25); }
.wbcard-ic{ flex:0 0 auto; width:42px; height:42px; display:grid; place-items:center; border-radius:12px; background:linear-gradient(135deg,#E6F3FB,#D9EEFB); color:var(--wb); }
.wbcard-body{ display:flex; flex-direction:column; gap:4px; }
.wbcard-body b{ font-size:15.5px; font-weight:700; color:var(--ink); }
.wbcard-body span{ font-size:13px; line-height:1.6; color:var(--text-2); }
@media (max-width:860px){
  .hero-carousel .banner--wbhero{ padding:52px 0; }
  .wbhero-grid{ grid-template-columns:1fr; gap:28px; }
}
.hero-carousel .banner-eyebrow{ color:var(--mes-deep); margin-bottom:14px; }
.hero-carousel .banner--wb .banner-eyebrow{ color:var(--wb-deep); }
.hero-carousel .banner-title{ color:var(--ink); font-size:clamp(28px,4.2vw,46px); line-height:1.22; font-weight:800; max-width:820px; }
.hero-carousel .banner-sub{ color:var(--text-2); font-size:clamp(16px,1.7vw,19px); line-height:1.8; max-width:660px; }
.hero-carousel .banner-eyebrow{ font-size:14px; letter-spacing:.18em; }
.hero-carousel .wbhero-title{ font-size:clamp(28px,4.2vw,46px); line-height:1.22; }
.hero-carousel .wbhero-desc{ font-size:clamp(15px,1.5vw,17px); line-height:1.8; }
.hero-carousel .banner .btn--primary{ background:var(--mes); color:#fff; box-shadow:0 10px 24px -12px rgba(14,127,176,.5); }
.hero-carousel .banner .btn--primary:hover{ background:var(--mes-deep); color:#fff; }
.hero-carousel .banner--wb .btn--primary{ background:var(--wb); color:#fff; box-shadow:0 10px 24px -12px rgba(14,127,176,.5); }
.hero-carousel .banner--wb .btn--primary:hover{ background:var(--wb-deep); color:#fff; }
.hero-carousel .btn--ghost{ background:#fff; border:1px solid var(--line-2); color:var(--text); }
.hero-carousel .btn--ghost:hover{ border-color:var(--mes); color:var(--mes-deep); }
.hero-carousel .banner--wb .btn--ghost:hover{ border-color:var(--wb); color:var(--wb-deep); }
/* 锁定前两张 banner 按钮尺寸，与第 3 张(btn--lg)严格一致，排除任何上下文/缓存差异 */
.hero-carousel .banner--mes .banner-actions .btn,
.hero-carousel .banner--wb .banner-actions .btn{
  height:52px; padding:0 28px; font-size:16px; line-height:1.2;
}
/* banner 1/2 按钮下移，对齐 banner 3 的垂直位置（居中容器内净下移≈增量的一半） */
.hero-carousel .banner--mes .banner-actions{ margin-top:52px; }
.hero-carousel .banner--wb  .banner-actions{ margin-top:76px; }
.hero-nav{
  position:absolute; top:50%; transform:translateY(-50%); z-index:6;
  width:44px; height:44px; border-radius:50%;
  border:1px solid rgba(11,21,32,.16); background:rgba(255,255,255,.72); color:var(--ink);
  font-size:22px; line-height:1; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:background .2s, transform .2s;
}
.hero-nav:hover{ background:#fff; }
.hero-nav--prev{ left:20px; }
.hero-nav--next{ right:20px; }
.hero-dots{ position:absolute; left:0; right:0; bottom:16px; z-index:6; display:flex; justify-content:center; gap:10px; }
.hero-dot{ width:10px; height:10px; padding:0; border:none; border-radius:50%; background:rgba(11,21,32,.2); cursor:pointer; transition:all .25s; }
.hero-dot.is-active{ background:var(--mes); width:28px; border-radius:6px; }
@media (max-width:860px){ .hero-nav{ display:none; } }
/* 注意：用 :not(.banner--mes) 排除 MES 那张，否则会因同特异性且位置靠后，
   把 .banner--mes 的 min-height:490px（及窄屏 340px）反向覆盖掉 */
.hero-carousel .banner:not(.banner--mes){ min-height:540px; }
@media (max-width:860px){
  .hero-carousel .banner{ padding:52px 0; }
  .hero-carousel .banner:not(.banner--mes){ min-height:400px; }
}

@media (max-width:860px){
  .banner{ min-height:300px; padding:48px 0; }
  .banner::after{ background:linear-gradient(180deg, rgba(7,30,36,.78), rgba(7,30,36,.82)); }
  .banner--wb::after{ background:linear-gradient(180deg, rgba(6,58,82,.78), rgba(6,58,82,.82)); }
}

/* ============================================================
   24. 首页重构（参考黑湖小工单 · 浅色产品型落地）
   ============================================================ */

/* ---- 24.1 浅色 Hero + 产品界面 ---- */
.hero--light{
  background:var(--paper);
  color:var(--text);
  padding:80px 0 72px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero-bg{
  position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(760px 380px at 92% -12%, rgba(48,188,235,.08), transparent 62%),
    radial-gradient(680px 360px at -8% 112%, rgba(14,127,176,.05), transparent 60%),
    linear-gradient(180deg, #fff 0%, var(--paper-2) 100%);
}
.hero-2col{
  position:relative; z-index:1;
  display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center;
}
.hero-copy{ max-width:560px; }
.hero-eyebrow--light{
  color:var(--mes-deep); background:var(--mes-soft); border-color:var(--mes-line);
}
.hero--light h1{ color:var(--ink); }
.hero--light .hl-mes{ color:var(--mes-bright); }
.hero--light .hl-wb{ color:var(--wb-deep); }
.hero--light .hero-sub{ color:var(--text-2); }
.hero--light .hero-meta{ color:var(--text-3); }
.hero--light .hero-meta b{ color:var(--text); }
.hero--light .hero-meta .dot{ color:var(--mes); }
.hero--light .btn--ghost{ background:#fff; }

/* 产品界面 mockup（纯 CSS，无外部图；真实截图位 .hero-shot 自动覆盖） */
.hero-ui{ position:relative; }
.ui-win{
  background:#fff; border:1px solid var(--line-2); border-radius:16px;
  box-shadow:0 40px 80px -32px rgba(11,21,32,.5); overflow:hidden;
}
.ui-bar{
  display:flex; align-items:center; gap:7px; padding:12px 16px;
  background:linear-gradient(180deg,#F4F7F8,#EAF1F3); border-bottom:1px solid var(--line);
}
.ui-dot{ width:11px; height:11px; border-radius:50%; box-shadow:inset 0 0 0 1px rgba(0,0,0,.06); }
.ui-dot--r{ background:#F26D5B; } .ui-dot--y{ background:#F2B441; } .ui-dot--g{ background:#3FC06B; }
.ui-title{ margin-left:8px; font-family:var(--mono); font-size:12px; color:var(--text-2); }
.ui-body{ padding:18px; }
.ui-kpis{ display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin-bottom:16px; }
.ui-kpi{
  background:var(--paper-2); border:1px solid var(--line); border-radius:10px;
  padding:12px 10px; text-align:center;
}
.ui-kpi-num{ display:block; font-family:var(--mono); font-weight:700; font-size:20px; color:var(--mes-deep); line-height:1.1; }
.ui-kpi-num small{ font-size:.55em; }
.ui-kpi-lbl{ display:block; font-size:11px; color:var(--text-3); margin-top:4px; }
.ui-table{ border:1px solid var(--line); border-radius:10px; overflow:hidden; }
.ui-tr{ display:grid; grid-template-columns:1.1fr 1fr 1.4fr; align-items:center; gap:8px; padding:9px 12px; font-size:12.5px; }
.ui-tr--head{ background:var(--paper-2); color:var(--text-3); font-size:11px; letter-spacing:.05em; }
.ui-tr + .ui-tr{ border-top:1px solid var(--line); }
.ui-code{ font-family:var(--mono); color:var(--text); }
.ui-prog{ height:7px; border-radius:99px; background:var(--paper-3); overflow:hidden; }
.ui-prog i{ display:block; height:100%; background:linear-gradient(90deg,var(--mes),var(--mes-deep)); border-radius:99px; }
.ui-trace{ display:flex; flex-wrap:wrap; gap:7px; margin-top:14px; }
.ui-chip{
  font-family:var(--mono); font-size:11px; padding:4px 10px; border-radius:99px;
  background:var(--mes-soft); color:var(--mes-deep); border:1px solid var(--mes-line);
}
.ui-chip--wb{ background:var(--wb-soft); color:var(--wb-deep); border-color:var(--wb-line); }
.ui-badge{
  position:absolute; right:-12px; bottom:-16px;
  font-family:var(--mono); font-size:11.5px; font-weight:600; letter-spacing:.05em;
  padding:8px 14px; border-radius:99px; color:#fff;
  background:linear-gradient(120deg,#0A5F85,#0E7FB0); box-shadow:0 12px 26px -12px rgba(14,127,176,.6);
}
.ui-badge--mes{ }
/* 产品展示组合：笔记本外壳装大屏 + 手机端立右侧（参考 MacBook 摆放） */
.device-row{ display:flex; align-items:flex-end; justify-content:center; }
.laptop{ flex:1; min-width:0; }
.laptop-screen{
  background:#101B26; border-radius:16px 16px 0 0;
  padding:10px 10px 12px; border:1px solid #2A3644; border-bottom:none;
  box-shadow:0 40px 80px -32px rgba(11,21,32,.5);
}
.laptop-screen .hero-shot{ border:none; border-radius:8px; box-shadow:none; background:#fff; animation:none; }
.laptop-screen .ui-win{ border:none; border-radius:8px; box-shadow:none; }
.laptop-base{
  height:14px; background:linear-gradient(180deg,#E8EDF2,#C2CDD8);
  border-radius:2px 2px 14px 14px; margin:0 -3.5%;
  position:relative; box-shadow:0 18px 36px -18px rgba(11,21,32,.45);
}
.laptop-base::before{
  content:""; position:absolute; left:50%; top:0; transform:translateX(-50%);
  width:11%; height:5px; background:#A9B8C6; border-radius:0 0 8px 8px;
}
.hero-phone{
  /* 手机高度约为大屏的 70%+（大屏 16:9，手机 183:328） */
  width:clamp(150px,20vw,244px); height:auto; z-index:2;
  margin-left:-54px; flex:0 0 auto;
  filter:drop-shadow(0 30px 48px rgba(11,21,32,.34));
}

/* ---- 24.2 数据条备注 ---- */
.stat-section{ padding:48px 0; }
.stat-note{ margin-top:18px; font-size:12.5px; color:var(--text-3); text-align:center; }

/* ---- 24.3 勾选清单 ---- */
.chk-list{ display:grid; gap:9px; margin-top:14px; }
.chk-list li{
  display:flex; gap:9px; align-items:flex-start; font-size:14px; color:var(--text);
  line-height:1.65;
}
.chk-list li::before{
  content:""; flex-shrink:0; width:18px; height:18px; margin-top:2px; border-radius:6px;
  background:var(--accent-soft); border:1px solid var(--accent-line);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%230A5F85' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M5 12l5 5 9-11'/></svg>");
  background-repeat:no-repeat; background-position:center;
}

/* ---- 24.4 行业方案卡 ---- */
.ind-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.ind-card{
  display:flex; flex-direction:column; background:#fff; border:1px solid var(--line);
  border-top:3px solid var(--accent); border-radius:var(--radius);
  padding:26px 22px; transition:transform .22s, box-shadow .22s, border-color .22s;
}
.ind-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:var(--accent-line); }
.ind-ico{
  width:42px; height:42px; border-radius:10px; background:var(--accent-soft);
  border:1px solid var(--accent-line); display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.ind-ico svg{ width:22px; height:22px; stroke:var(--accent-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.ind-card h3{ font-size:17px; margin-bottom:8px; }
.ind-card p{ font-size:13.5px; line-height:1.75; flex:1; }
.ind-go{ margin-top:14px; font-size:13px; font-weight:600; color:var(--accent-deep); }

/* ---- 24.5 客户证言卡 ---- */
.quote-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.quote-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:26px 24px; display:flex; flex-direction:column; gap:18px;
  transition:transform .22s, box-shadow .22s;
}
.quote-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); }
.quote-card blockquote{ font-size:15.5px; line-height:1.85; color:var(--text); flex:1; }
.quote-card blockquote::before{ content:"“"; font-family:Georgia,serif; font-size:30px; color:var(--accent); line-height:0; vertical-align:-8px; margin-right:2px; }
.quote-card figcaption{ display:flex; align-items:center; gap:12px; padding-top:16px; border-top:1px dashed var(--line); }
.qc-avatar{
  width:40px; height:40px; border-radius:50%; flex-shrink:0;
  background:var(--accent-soft); color:var(--accent-deep); border:1px solid var(--accent-line);
  display:flex; align-items:center; justify-content:center; font-size:15px; font-weight:600;
}
.qc-meta{ display:flex; flex-direction:column; }
.qc-meta b{ font-size:14px; color:var(--text); }
.qc-meta small{ font-size:12px; color:var(--text-3); }

/* ---- 24.6 资质荣誉墙 ---- */
.cred-wall{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.cred{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:24px 20px; text-align:center; display:flex; flex-direction:column; align-items:center; gap:8px;
}
.cred b{ font-size:15px; color:var(--text); }
.cred small{ font-size:12.5px; color:var(--text-3); }
.cred--auth{ border-color:var(--wb-line); background:linear-gradient(180deg,var(--wb-soft),#fff); }
.cred-badge{
  width:46px; height:46px; border-radius:12px; background:var(--wb); color:#fff;
  display:flex; align-items:center; justify-content:center; box-shadow:0 10px 22px -10px var(--wb); }
.cred-badge svg{ width:24px; height:24px; fill:#fff; }
.cred-ph{
  width:100%; height:64px; border:1px dashed var(--line-2); border-radius:10px;
  display:flex; align-items:center; justify-content:center; font-family:var(--mono);
  font-size:11px; letter-spacing:.1em; color:var(--text-3); background:var(--paper-2);
}

/* ---- 24.7 落地流程 ---- */
.landing{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; counter-reset:land; }
.land-step{
  position:relative; background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:26px 22px 24px; transition:transform .22s, box-shadow .22s, border-color .22s;
}
.land-step:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--accent-line); }
.land-no{
  display:inline-flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-weight:700; font-size:14px; color:var(--accent-deep);
  background:var(--accent-soft); border:1px solid var(--accent-line);
  width:42px; height:42px; border-radius:11px; margin-bottom:14px;
}
.land-step h3{ font-size:17px; margin-bottom:6px; }
.land-step p{ font-size:13.5px; line-height:1.7; }

/* ---- 24.8 区内嵌 Banner（去除上下大间距） ---- */
.banner--inline{ margin:40px 0 0; min-height:260px; border-radius:var(--radius); }

/* ---- 24.9 响应式 ---- */
@media (max-width:1020px){
  .ind-grid{ grid-template-columns:1fr 1fr; }
  .quote-grid{ grid-template-columns:1fr 1fr; }
  .cred-wall{ grid-template-columns:1fr 1fr; }
  .landing{ grid-template-columns:1fr 1fr; }
}
@media (max-width:860px){
  .hero-2col{ grid-template-columns:1fr; gap:36px; }
  .hero--light{ padding:56px 0 48px; }
  .hero-ui{ max-width:480px; }
  .ind-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:520px){
  .ind-grid{ grid-template-columns:1fr; }
  .quote-grid{ grid-template-columns:1fr; }
  .cred-wall{ grid-template-columns:1fr; }
  .landing{ grid-template-columns:1fr; }
  .hero-phone{ margin-left:-28px; width:132px; }
  .laptop-screen{ padding:6px 6px 8px; border-radius:10px 10px 0 0; }
  .laptop-base{ height:9px; margin:0 -2.5%; }
}

/* ============================================================
   25. MES 产品实力 · 可量化价值 区块（参考 B 端 SaaS 卡片样式）
   ============================================================ */
/* 定价：仅企业版 */
.price-single{ max-width:460px; margin:0 auto; }

/* 产品实力 指标卡（白卡 + 图标 + 大数字） */
.stats-card{ background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow); padding:34px 30px 28px; }
.stats-title{ text-align:center; font-size:20px; font-weight:700; color:var(--ink); margin-bottom:26px; }
.stat--icon{ display:flex; align-items:center; gap:14px; border-left:none; padding-left:0; text-align:left; }
.stat--icon .stat-ico{ flex:0 0 auto; width:48px; height:48px; border-radius:12px; background:var(--mes-soft); border:1px solid var(--mes-line); display:flex; align-items:center; justify-content:center; }
.stat--icon .stat-ico svg{ width:24px; height:24px; stroke:var(--mes-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.stat--icon .num{ font-family:var(--font); font-size:clamp(22px,2.4vw,28px); color:var(--mes-deep); line-height:1.2; }
.stat--icon .lbl{ font-size:13px; color:var(--text-2); margin-top:2px; }

/* 可量化价值：左品牌卡 + 右圆形徽章 */
.value-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:22px; align-items:stretch; }
.value-video{ position:relative; overflow:hidden; border-radius:var(--radius); background:linear-gradient(135deg,#0B3D4A 0%,#0A5F85 58%,#0E7FB0 100%); color:#fff; padding:34px 30px; display:flex; flex-direction:column; min-height:320px; }
.vv-wave{ position:absolute; right:-30px; bottom:-20px; width:74%; height:auto; opacity:.32; }
.vv-wave path{ fill:#30BCEB; }
.vv-brand{ display:flex; align-items:center; gap:9px; font-size:14px; font-weight:600; }
.vv-logo{ height:26px; width:auto; }
.vv-title{ font-size:clamp(24px,2.6vw,32px); line-height:1.32; margin-top:16px; font-weight:700; }
.vv-play{ position:absolute; top:34px; right:30px; width:50px; height:50px; border-radius:50%; background:#fff; color:var(--mes-deep); display:flex; align-items:center; justify-content:center; box-shadow:0 10px 24px -10px rgba(0,0,0,.45); transition:transform .2s; }
.vv-play:hover{ transform:scale(1.06); }
.vv-play svg{ width:22px; height:22px; fill:currentColor; margin-left:2px; }
.vv-tag{ margin-top:auto; align-self:flex-start; background:rgba(255,255,255,.94); color:var(--mes-deep); font-size:13px; font-weight:600; padding:8px 14px; border-radius:9px; }
.value-panel{ background:var(--mes-soft); border:1px solid var(--mes-line); border-radius:var(--radius); padding:30px; display:flex; flex-direction:column; }
.vp-cap{ text-align:center; color:var(--mes-deep); font-weight:600; letter-spacing:.04em; margin-bottom:22px; }
.v-badges{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px 14px; align-content:center; flex:1; }
.v-badge{ display:flex; flex-direction:column; align-items:center; text-align:center; gap:9px; }
.vb-num{ width:92px; height:92px; border-radius:50%; background:radial-gradient(circle at 30% 25%, #5FCDEF, #0E7FB0); color:#fff; display:flex; flex-direction:column; align-items:center; justify-content:center; box-shadow:0 12px 24px -12px rgba(14,127,176,.6); }
.vb-arr{ font-size:12px; margin-top:2px; opacity:.92; font-style:normal; }
.v-badge--down .vb-num{ background:radial-gradient(circle at 30% 25%, #74D2F2, #0A5F85); }
.vb-lbl{ font-size:12.5px; color:var(--text-2); max-width:112px; line-height:1.4; }

@media (max-width:860px){
  .value-grid{ grid-template-columns:1fr; }
  .stats-card .stat-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:520px){
  .v-badges{ grid-template-columns:repeat(2,1fr); }
  .vb-num{ width:80px; height:80px; font-size:17px; }
}

/* ===== Hero 真实截图位（自动兜底） ===== */
/* 把系统主界面截图保存为 assets/img/ui-main.jpg 即自动替换 CSS 演示窗口；
   未放图时自动显示 CSS 演示窗口，页面不破版 */
.hero-shot{
  display:block; width:100%; height:auto; border-radius:16px;
  border:1px solid var(--line-2); box-shadow:0 40px 80px -32px rgba(11,21,32,.5);
  background:#fff; animation:heroFloat 6s ease-in-out infinite;
}
@keyframes heroFloat{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } }
@media (prefers-reduced-motion:reduce){ .hero-shot{ animation:none; } }

/* ============================================================
   26. 首页增强 · 7大功能模块网格 + 实施保障体系（参考会众云产品矩阵 / 顾问式服务）
   ============================================================ */

/* ---- 26.1 7 大功能模块网格（产品矩阵式） ---- */
.mod-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.mod-card{
  position:relative; display:flex; flex-direction:column; gap:10px;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:24px 22px; transition:transform .22s, box-shadow .22s, border-color .22s;
  min-height:148px;
}
.mod-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-l); border-color:var(--accent-line); }
.mod-ico{
  width:44px; height:44px; border-radius:12px; flex-shrink:0;
  background:var(--grad-mes); display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 22px -12px rgba(14,127,176,.6);
}
.mod-ico svg{ width:22px; height:22px; stroke:#fff; fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.mod-card h3{ font-size:16.5px; margin-bottom:0; }
.mod-card p{ font-size:13px; line-height:1.65; color:var(--text-2); flex:1; }
.mod-card .mod-go{ font-size:12.5px; font-weight:600; color:var(--accent-deep); margin-top:2px; }
/* 末位「全部模块」引导卡 */
.mod-card--more{ background:var(--accent-soft); border-style:dashed; border-color:var(--accent-line); justify-content:center; align-items:center; text-align:center; }
.mod-card--more:hover{ border-style:solid; }
.mod-card--more .mod-more-t{ font-size:15px; font-weight:600; color:var(--accent-deep); }
.mod-card--more .mod-more-s{ font-size:12px; color:var(--text-2); margin-top:4px; }

/* ---- 26.2 实施保障体系（顾问式服务） ---- */
.service-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.service-card{
  position:relative; background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 24px 26px; overflow:hidden; transition:transform .22s, box-shadow .22s, border-color .22s;
}
.service-card::before{
  content:""; position:absolute; left:0; top:0; height:3px; width:100%;
  background:var(--grad-mes); transform:scaleX(0); transform-origin:left; transition:transform .3s;
}
.service-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-l); }
.service-card:hover::before{ transform:scaleX(1); }
.service-no{
  font-family:var(--mono); font-size:13px; font-weight:700; color:var(--accent);
  letter-spacing:.05em; margin-bottom:14px;
}
.service-ico{
  width:46px; height:46px; border-radius:12px; background:var(--accent-soft);
  border:1px solid var(--accent-line); display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.service-ico svg{ width:23px; height:23px; stroke:var(--accent-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.service-card h3{ font-size:17px; margin-bottom:8px; }
.service-card p{ font-size:13.5px; line-height:1.75; }

@media (max-width:1020px){
  .mod-grid{ grid-template-columns:repeat(3,1fr); }
  .service-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:640px){
  .mod-grid{ grid-template-columns:repeat(2,1fr); }
  .service-grid{ grid-template-columns:1fr; }
}

/* ============ 首页 10 段规划专用组件 ============ */

/* 导航橙色高亮按钮 */
.btn--accent{ background:#EE8A3D; color:#fff; }
.btn--accent:hover{ background:#D9742A; color:#fff; }

/* 第2段 Hero：左文案 + 右二维码 */
.hero-split{ display:grid; grid-template-columns:1.5fr 1fr; gap:48px; align-items:center; }
.hero-note{ margin:12px 0 0; font-size:14px; font-weight:700; color:#2B5C7A; display:inline-flex; align-items:center; gap:8px; text-shadow:0 1px 2px rgba(255,255,255,.6); }
.hero-note::before{ content:"✓"; display:inline-flex; align-items:center; justify-content:center; width:18px; height:18px; border-radius:50%; background:var(--mes); color:#fff; font-size:11px; font-weight:800; }
.hero-price{ font-size:17px; color:var(--text-2); margin:18px 0 26px; }
.hero-price b{ color:var(--mes-deep); font-size:19px; }
.hero-price i{ font-style:normal; color:var(--line-2); margin:0 12px; }
.trust-tags{ display:flex; flex-wrap:wrap; gap:10px 26px; list-style:none; margin:26px 0 0; padding:0; }
.trust-tags li{ font-size:14px; color:var(--text-2); font-weight:600; }
.trust-tags li::before{ content:"●"; color:var(--mes-bright); font-size:8px; margin-right:8px; vertical-align:2px; }
.hero-qr{ display:flex; flex-direction:column; align-items:center; gap:14px; }
/* 首屏数字工厂模型图平铺：左侧加白色渐变保证文案可读 */
.hero .bg-slot::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(90deg,
    rgba(255,255,255,.94) 0%, rgba(255,255,255,.78) 30%,
    rgba(255,255,255,.35) 55%, rgba(255,255,255,0) 76%);
}
.hero .hero-copy{ max-width:620px; }
/* 工厂模型图整体靠右一点（先放大避免裁切露白，再右移） */
.hero .bg-slot img{ transform:scale(1.12) translateX(6%); transform-origin:center; }
/* 平铺图上文案加深，避免发浅看不清 */
.hero--light .hero-sub{ color:var(--text); font-weight:500; text-shadow:0 1px 2px rgba(255,255,255,.55); }
.hero--light .hero-price{ color:#33465A; }
.hero--light .trust-tags li{ color:#33465A; }
.qr-card--hero{ width:min(240px,100%); box-shadow:var(--shadow,0 10px 30px rgba(11,21,32,.10)); }
.qr-card--hero .qr-cap{ font-weight:700; }
.hero-qr-note{ font-size:14px; color:var(--text-2); }
.hero-qr-note b{ color:var(--mes-deep); }

/* 第4段 底部文字链接 */
.section-cta{ text-align:center; margin-top:34px; }
.link-more{ display:inline-flex; align-items:center; gap:6px; font-weight:700; color:var(--mes-deep); }
.link-more:hover{ color:var(--mes); }
.link-more .arr{ transition:transform .2s; }
.link-more:hover .arr{ transform:translateX(4px); }

/* 第5段 痛点卡：✗问题 → ✓解法 */
.pain-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.pain-card{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:20px 22px; box-shadow:0 4px 14px rgba(11,21,32,.05); display:flex; flex-direction:column; }
.pain-no{ display:flex; align-items:baseline; gap:10px; color:var(--text); font-weight:700; font-size:16.5px; margin:0; }
.pain-desc{ margin:8px 0 18px; padding-left:32px; font-size:14px; line-height:1.8; color:var(--text-3); }
.pain-yes{ display:flex; align-items:baseline; gap:10px; color:var(--text); font-weight:700; font-size:15.5px; margin:auto 0 0; padding-top:12px; border-top:1px dashed var(--line); }
.pain-no i, .pain-yes i{ font-style:normal; flex:none; width:22px; height:22px; border-radius:50%; display:inline-flex; align-items:center; justify-content:center; font-size:12px; color:#fff; transform:translateY(3px); }
.pain-no i{ background:#D64545; }
.pain-yes i{ background:#2BA84A; }

/* 第6段 8大核心功能 */
.feat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.feat-card{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:24px 20px; text-align:center; box-shadow:0 4px 14px rgba(11,21,32,.05); transition:transform .2s, box-shadow .2s; }
.feat-card:hover{ transform:translateY(-4px); box-shadow:0 12px 26px rgba(11,21,32,.10); }
.feat-ico{ width:52px; height:52px; margin:0 auto 14px; border-radius:14px; background:var(--mes-soft); border:1px solid var(--mes-line); display:flex; align-items:center; justify-content:center; }
.feat-ico svg{ width:26px; height:26px; stroke:var(--mes-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.feat-card h3{ font-size:16.5px; margin:0 0 6px; }
.feat-card p{ font-size:13.5px; color:var(--text-2); margin:0; line-height:1.7; }

/* 第7段 4优势卡 */
.adv-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.adv-card{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:28px 22px; text-align:center; box-shadow:0 4px 14px rgba(11,21,32,.05); }
.adv-emoji{ font-size:34px; display:block; margin-bottom:12px; }
.adv-card h3{ font-size:17px; margin:0 0 8px; }
.adv-card p{ font-size:14px; color:var(--text-2); margin:0; line-height:1.7; }
.adv-card b{ color:var(--mes-deep); }

/* 第8段 客户背书：深色底 数字+Logo滚动+案例卡 */
.stats-row{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; text-align:center; margin-bottom:40px; }
.statx b{ display:block; font-size:clamp(34px,4vw,46px); color:#fff; line-height:1.15; }
.statx b span{ color:var(--mes-bright); font-size:.6em; margin-left:2px; }
.statx-lbl{ font-size:14px; color:#93A7B5; }
.logo-strip{ overflow:hidden; border:1px dashed rgba(255,255,255,.25); border-radius:14px; padding:16px 0; margin-bottom:36px; }
.logo-track{ display:flex; gap:20px; width:max-content; animation:logo-scroll 28s linear infinite; }
.logo-strip:hover .logo-track{ animation-play-state:paused; }
@keyframes logo-scroll{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
.logo-slot{ position:relative; flex:none; width:170px; height:64px; border-radius:10px; background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14); display:flex; align-items:center; justify-content:center; overflow:hidden; }
.logo-slot img{ max-width:80%; max-height:70%; object-fit:contain; filter:brightness(0) invert(1); opacity:.85; }
.logo-slot.is-empty img{ display:none; }
.logo-ph{ font-size:12px; color:rgba(255,255,255,.4); letter-spacing:.05em; }
.logo-slot:not(.is-empty) .logo-ph{ display:none; }
/* 客户背书段 · 浅色数字工厂背景 */
.section--factory{ position:relative; overflow:hidden; background:#F4FAFD; color:var(--text); }
.section--factory::before{
  content:""; position:absolute; inset:0;
  background:url("/assets/img/bg-cases-factory.jpg") center/cover no-repeat;
  opacity:1;
}
.section--factory::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(255,255,255,.74) 0%, rgba(255,255,255,.36) 46%, rgba(255,255,255,.72) 100%);
}
.section--factory > .wrap{ position:relative; z-index:1; }
.section--factory h2,.section--factory h3{ color:var(--ink); }
.section--factory .lead{ color:var(--text-2); }
.section--factory .lead b{ color:var(--mes); }
.section--factory .statx b{ color:var(--ink); }
.section--factory .statx b span{ color:var(--mes); }
.section--factory .statx-lbl{ color:var(--text-2); }

/* 价值段背景：用新的等距「数字化工厂 / 车间」插画替换原工厂照；仅作用于 #value */
#value.section--factory::before{
  background:url("/assets/img/bg-value.png") center bottom / contain no-repeat;
  opacity:.42;
  filter:blur(7px);
}
#value.section--factory::after{
  background:linear-gradient(180deg, rgba(255,255,255,.5) 0%, rgba(255,255,255,0) 50%, rgba(255,255,255,.35) 100%);
}

/* 首页 #mes-what 模块：与 MES 页 #value 同款「数字工厂」插画背景 */
#mes-what{ position:relative; overflow:hidden; background:#F4FAFD; }
#mes-what::before{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:url("/assets/img/bg-value2.png") center bottom / contain no-repeat;
  opacity:.42; filter:blur(7px);
}
#mes-what::after{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:linear-gradient(180deg, rgba(255,255,255,.5) 0%, rgba(255,255,255,0) 50%, rgba(255,255,255,.35) 100%);
}
#mes-what > .wrap{ position:relative; z-index:1; }

/* 首页案例模块：纯色背景（参考镭立官网），仅作用于 #trust，不波及其他 section--factory 页面 */
#trust.section--factory::before{ display:none; }
#trust.section--factory::after{ display:none; }
#trust.section--factory{ background:#F5F7FA; }
#trust .section-head{ margin-bottom:26px; }

/* 镭电云MES 详情页 · 「什么是镭电云MES」内部展开块（给谁用 / 解决什么 / 怎么用） */
#what-is-mes .mes-what-inner{ max-width:940px; margin:36px auto 0; }
#what-is-mes .mes-what-sum{ font-size:16px; line-height:1.95; color:var(--text); text-align:center; margin:0 0 28px; }
#what-is-mes .mes-what-sum b{ color:var(--mes-deep); }
#what-is-mes .mes-qa{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
#what-is-mes .mes-qa-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:22px 22px 24px; box-shadow:var(--shadow-s); }
#what-is-mes .mes-qa-card h3{ font-size:16px; color:var(--mes-deep); margin:0 0 10px; display:flex; align-items:center; gap:9px; }
#what-is-mes .mes-qa-card h3::before{ content:""; width:6px; height:18px; border-radius:3px; background:var(--mes-bright); display:inline-block; flex:none; }
#what-is-mes .mes-qa-card p{ font-size:14px; line-height:1.9; color:var(--text-2); margin:0; }
@media (max-width:860px){
  #what-is-mes .mes-qa{ grid-template-columns:1fr; gap:12px; }
  #what-is-mes .mes-what-sum{ text-align:left; }
}

/* 案例段数据统计卡片：白卡 + 列间竖线 + 品牌蓝数字（参考用户截图样式） */
#trust .stats-row{
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:0 8px 24px rgba(11,21,32,.06);
  padding:20px 16px;
  gap:0;
  margin-bottom:22px;
}
#trust .statx{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding:6px 26px;
}
#trust .statx + .statx{ border-left:1px solid #E9ECF0; }
#trust .statx b{ color:var(--mes); }
#trust .statx b span{ color:var(--mes-bright); }
#trust .statx-lbl{ color:var(--text-2); }
@media (max-width:640px){
  #trust .stats-row{ grid-template-columns:1fr; gap:14px; padding:22px 16px; }
  #trust .statx + .statx{ border-left:none; border-top:1px solid #E9ECF0; padding-top:14px; }
}

/* 客户Logo墙平铺：去掉白卡外框与阴影，直接铺平显示 */
#trust .logo-wall{ background:transparent; border-radius:0; box-shadow:none; overflow:visible; width:min(1400px,96vw); margin:0 0 24px; margin-left:50%; transform:translateX(-50%); }

/* 客户Logo墙（合作案例展示） */
.logo-wall{ margin:0 0 36px; border-radius:16px; overflow:hidden; background:#fff; box-shadow:0 14px 34px rgba(0,0,0,.28); }
.logo-wall img{ display:block; width:100%; height:auto; }
/* Logo 墙来源说明：小字居中，说明图示归属，避免被误读为本方独立案例 */
.logo-wall figcaption{ margin-top:14px; text-align:center; font-size:12.5px; line-height:1.8; color:var(--text-3); }
.case-mini-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.case-mini{ display:block; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.14); border-radius:16px; padding:24px 26px; color:#E8EEF2; transition:border-color .2s, transform .2s; }
.case-mini:hover{ border-color:var(--mes-bright); transform:translateY(-3px); color:#fff; }

/* ===== 案例页 A 段 · MES 行业案例块 ===== */
.case-list{ display:grid; gap:22px; margin-top:36px; }
.case-item{
  background:#fff; border:1px solid var(--line); border-radius:18px;
  padding:26px 26px 24px; box-shadow:0 4px 14px rgba(11,21,32,.04);
}
.case-head{ display:flex; align-items:center; gap:12px; margin-bottom:18px; }
.case-ind{
  flex:0 0 auto; font-size:13px; font-weight:700; color:var(--mes-deep);
  background:var(--mes-soft); border:1px solid var(--mes-line); border-radius:999px; padding:5px 14px;
}
.case-head h3{ font-size:18px; margin:0; line-height:1.5; }
.case-grid{ display:grid; grid-template-columns:1.1fr 1.1fr .95fr; gap:26px; }
.case-lbl{ font-size:13px; font-weight:700; color:var(--mes-deep); letter-spacing:.02em; margin:0 0 10px; }
.case-ul,.case-ol,.case-metrics{ margin:0; padding:0; list-style:none; display:grid; gap:9px; }
.case-ul li,.case-ol li{ font-size:14.5px; line-height:1.8; color:var(--text-2); position:relative; padding-left:18px; }
.case-ul li::before{ content:""; position:absolute; left:2px; top:10px; width:6px; height:6px; border-radius:50%; background:var(--mes-line); }
.case-ol{ counter-reset:casestep; }
.case-ol li{ counter-increment:casestep; padding-left:26px; }
.case-ol li::before{
  content:counter(casestep); position:absolute; left:0; top:5px;
  width:18px; height:18px; border-radius:50%; background:var(--mes-soft); color:var(--mes-deep);
  font-size:11px; font-weight:700; display:flex; align-items:center; justify-content:center;
}
.case-metrics{ gap:8px; }
.case-metrics li{
  font-size:14px; color:var(--text-2); background:var(--paper);
  border:1px solid var(--line); border-radius:9px; padding:8px 12px; line-height:1.6;
}
@media (max-width:1000px){ .case-grid{ grid-template-columns:1fr; gap:20px; } }
@media (max-width:520px){ .case-item{ padding:20px 18px; } .case-head{ flex-wrap:wrap; } }

/* ===== 案例页 B 段 · WorkBuddy 制造业场景库（岗位 + 任务卡） ===== */
.scene-list{ display:grid; gap:24px; margin-top:36px; }
.scene-group{
  display:grid; grid-template-columns:132px 1fr; gap:22px; align-items:start;
  background:#fff; border:1px solid var(--line); border-radius:18px; padding:24px 24px 22px;
  box-shadow:0 4px 14px rgba(11,21,32,.04);
}
.sg-head{ position:sticky; top:92px; }
.sg-role{
  display:inline-block; font-size:14px; font-weight:700; color:var(--mes-deep);
  background:var(--mes-soft); border:1px solid var(--mes-line); border-radius:999px; padding:6px 14px;
}
.sg-who{ margin:10px 0 0; font-size:12.5px; color:var(--text-3); line-height:1.7; }
.sg-tasks{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.sg-card{ border:1px solid var(--line); border-radius:14px; padding:18px 18px 16px; background:var(--paper); }
.sg-card h4{ font-size:16px; margin:0 0 12px; line-height:1.5; }
.sg-row{ display:grid; grid-template-columns:58px 1fr; gap:10px; align-items:start; margin-bottom:8px; }
.sg-k{ font-size:12.5px; color:var(--text-3); padding-top:2px; }
.sg-row p{ margin:0; font-size:14px; line-height:1.75; color:var(--text-2); }
.sg-row--ai .sg-k{ color:var(--mes-deep); font-weight:700; }
.sg-row--ai p{ color:var(--text); }
.sg-out{ margin:10px 0 0; padding-top:10px; border-top:1px dashed var(--line); font-size:13px; color:var(--text-2); line-height:1.8; }
.sg-out b{ color:var(--text); font-weight:600; }
@media (max-width:1000px){
  .scene-group{ grid-template-columns:1fr; padding:20px; }
  .sg-head{ position:static; display:flex; align-items:center; gap:12px; flex-wrap:wrap; }
  .sg-who{ margin:0; }
  .sg-tasks{ grid-template-columns:1fr; }
}
.cm-tag{ display:inline-block; font-size:12px; color:var(--mes-bright); border:1px solid rgba(48,188,235,.5); border-radius:99px; padding:2px 12px; margin-bottom:12px; }
.case-mini h3{ font-size:16.5px; margin:0 0 8px; color:#fff; }
.case-mini p{ font-size:14px; color:#93A7B5; margin:0 0 12px; line-height:1.7; }
.case-mini .link-more{ color:var(--mes-bright); }

/* 第9段 底部转化：大二维码 */
.final-cta{ display:flex; align-items:center; justify-content:center; gap:48px; flex-wrap:wrap; }
.qr-card--big{ width:min(280px,100%); box-shadow:var(--shadow,0 10px 30px rgba(11,21,32,.10)); }
.final-cta-info{ max-width:380px; }
.fc-note{ font-size:16px; color:var(--text-2); margin:0 0 20px; }
.fc-note b{ color:var(--mes-deep); font-size:18px; }
.final-cta-info .btn-row{ display:flex; flex-wrap:wrap; gap:14px; }

/* 首页底部试用段：收紧间距与尺寸，向小工单看齐（仅作用于本段，不影响详情页） */
#trial-bottom{ padding:56px 0; }
#trial-bottom .section-head{ margin-bottom:20px; }
#trial-bottom .final-cta{ gap:30px; }
#trial-bottom .qr-card--big{ width:min(214px,100%); padding:16px; }
#trial-bottom .qr-img{ width:112px; height:112px; }
#trial-bottom .qr-ph{ width:112px; height:112px; }
#trial-bottom .final-cta-info{ max-width:340px; }
#trial-bottom .fc-note{ font-size:15px; margin:0 0 14px; }
#trial-bottom .btn--lg{ height:46px; padding:0 22px; font-size:15px; }
#trial-bottom .btn-row{ gap:12px; }
/* 去掉白卡：二维码直接落在浅灰区块上，自带白底保证可扫描 */
#trial-bottom .qr-card--big{ width:auto; background:none; border:none; box-shadow:none; padding:0; }
#trial-bottom .qr-img{ background:transparent; border-radius:0; }
/* 蓝底上的可读性蒙版（保留浅蓝、保证文字清晰） */
#trial-bottom .bg-slot::after{ content:""; position:absolute; inset:0; background:rgba(255,255,255,.55); }

/* 响应式 */
@media (max-width:960px){
  .hero-split{ grid-template-columns:1fr; gap:36px; }
  .hero .bg-slot::after,
  .page-hero .bg-slot::after{
    background:linear-gradient(180deg,
      rgba(255,255,255,.92) 0%, rgba(255,255,255,.8) 55%, rgba(255,255,255,.6) 100%);
  }
  .pain-grid{ grid-template-columns:repeat(2,1fr); }
  .feat-grid{ grid-template-columns:repeat(2,1fr); }
  .adv-grid{ grid-template-columns:repeat(2,1fr); }
  .case-mini-grid{ grid-template-columns:1fr; }
}
@media (max-width:560px){
  .pain-grid{ grid-template-columns:1fr; }
  .feat-grid{ grid-template-columns:1fr; }
  .adv-grid{ grid-template-columns:1fr; }
  .stats-row{ grid-template-columns:1fr; gap:18px; }
}

/* ============ MES 详情页（模块A-F）专用组件 ============ */

/* 通用图片位：虚线框 + 占位说明，图片放入后自动显示 */
.img-slot{ position:relative; margin:0; background:#fff; border:1.5px dashed var(--line-2); border-radius:14px; min-height:150px; display:flex; align-items:center; justify-content:center; overflow:hidden; }
.img-slot img{ display:block; width:100%; height:auto; }
.img-slot-ph{ display:flex; flex-direction:column; gap:6px; align-items:center; padding:26px 16px; text-align:center; }
.img-slot-ph b{ color:var(--mes-deep); font-size:13.5px; }
.img-slot-ph span{ color:var(--text-3); font-size:12.5px; font-family:Consolas,monospace; }
.img-slot--wide{ min-height:280px; margin-top:36px; }
.page-hero .img-slot--wide img{ border-radius:14px; }

/* 模块B · 8大核心功能详解 */
.fd-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px 22px; }
.fd-card{
  background:#fff; border:1px solid var(--line); border-radius:16px;
  padding:20px 22px; box-shadow:0 4px 14px rgba(11,21,32,.05);
  display:grid; grid-template-columns:auto 1fr; grid-template-rows:auto auto; column-gap:16px; row-gap:4px; align-items:start;
  transition:transform .25s, box-shadow .25s, border-color .25s;
}
.fd-card:hover{
  transform:translateY(-3px); border-color:var(--mes-line);
  box-shadow:0 12px 28px rgba(14,127,176,.12);
}
.fd-card .f-ico{
  grid-column:1; grid-row:1 / span 2; align-self:start;
  width:46px; height:46px; margin:0; border-radius:13px;
  background:var(--mes-soft); border:1px solid var(--mes-line);
  display:flex; align-items:center; justify-content:center; flex:none;
  transition:background .25s, border-color .25s;
}
.fd-card:hover .f-ico{ background:#D7F0FB; }
.fd-card .f-ico svg{ width:24px; height:24px; stroke:var(--mes-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.fd-card h3{ grid-column:2; grid-row:1; font-size:16.5px; margin:0; }
.fd-card > p{ grid-column:2; grid-row:2; margin:0; font-size:13.5px; color:var(--text-2); line-height:1.7; }
/* 横向排列的功能头（/ai/ 页在用；MES 详情页已改为图标居上） */
.fd-head{ display:flex; align-items:center; gap:14px; }
.fd-num{ font-family:Consolas,monospace; font-size:15px; font-weight:700; color:var(--mes-bright); }
.fd-head h3{ font-size:18px; margin:0; }
/* /ai/ 页的功能卡用 .fd-head 包裹「序号+图标+标题」，它们不是 .fd-card 的直接 grid 子项，
   上面「图标居左+文字居右」的 grid 定位规则会失效并导致排布错乱 → 显式回退为纵向流式布局 */
.fd-grid--stack .fd-card{ display:block; padding:22px 24px; }
.fd-grid--stack .fd-card .f-ico{ display:inline-flex; width:42px; height:42px; border-radius:12px; }
.fd-grid--stack .fd-card > p{ margin:12px 0 0; font-size:13.5px; line-height:1.75; }
.fd-grid--stack .fd-demo{ margin-top:12px; }
.fd-grid--stack .img-slot{ margin-top:14px; }
/* 服务流程「三步开通」步骤序号：沿用 .fd-num 等宽字形，按 WorkBuddy 线品牌色着色 */
.line-wb .f-card .fd-num{ display:block; margin-bottom:10px; font-size:19px; color:var(--wb); }
/* /ai/ 页：6 项服务的序号徽章（与流程段的 .fd-num 序号区分，这里是带底色的标签） */
.line-wb .f-card .f-kicker{
  color:var(--accent-deep); background:var(--accent-soft);
  border-radius:6px; padding:4px 10px; width:fit-content;
  letter-spacing:.04em; font-family:var(--font);
}

/* 模块A++ · 能为工厂带来什么（场景卡 + 效益数据） */
.gain-grid{ display:grid; grid-template-columns:repeat(5,1fr); gap:18px; }
.gain-card{
  background:#fff; border:1px solid var(--line); border-radius:16px;
  border-top:3px solid var(--mes-bright);
  padding:24px 20px 22px; box-shadow:0 4px 14px rgba(11,21,32,.06);
  display:flex; flex-direction:column; gap:8px;
  transition:transform .25s, box-shadow .25s, border-color .25s;
}
.gain-card:hover{ transform:translateY(-4px); box-shadow:0 14px 30px rgba(14,127,176,.14); }
.gain-card b{ font-size:16.5px; color:var(--ink); line-height:1.4; }
.gain-card span{ font-size:13.5px; color:var(--text-2); line-height:1.75; }
.gain-stats{ margin-top:34px; display:grid; grid-template-columns:repeat(5,1fr); gap:14px; }
.gain-stat{
  background:rgba(255,255,255,.88); border:1px solid var(--line);
  border-radius:14px; padding:20px 12px; text-align:center;
}
.gain-stat b{ display:block; font-size:clamp(20px,2.2vw,26px); color:var(--mes-deep); line-height:1.2; font-family:var(--font); }
.gain-stat span{ font-size:13px; color:var(--text-2); }

/* 模块C · 多端支持展示（5端并列） */
.term-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.term-card{ margin:0; display:flex; flex-direction:column; gap:12px; }
.term-card .img-slot{ min-height:200px; }
.term-card figcaption{ text-align:center; font-weight:700; font-size:15px; color:var(--text); }

/* 模块E · 定价卡：按钮底对齐 */
#pricing .f-card{ display:flex; flex-direction:column; }
#pricing .f-card > p{ margin:0; color:var(--text-2); }
#pricing .f-card .f-more{ margin-top:auto; padding-top:24px; }
/* 模块D · 技术架构 */
.arch-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.arch-grid .f-card p{ line-height:1.8; }

/* 响应式 */
@media (max-width:960px){
  .fd-grid{ grid-template-columns:1fr; }
  .term-grid{ grid-template-columns:repeat(2,1fr); }
  .arch-grid{ grid-template-columns:1fr; }
  .gain-grid{ grid-template-columns:repeat(3,1fr); }
  .gain-stats{ grid-template-columns:repeat(3,1fr); }
}
@media (max-width:560px){
  .term-grid{ grid-template-columns:repeat(2,1fr); }
  .gain-grid{ grid-template-columns:1fr; }
  .gain-stats{ grid-template-columns:repeat(2,1fr); }
}

/* ============ AI 详情页（模块A-E）专用组件 ============ */

/* 模块B · 场景卡内的"使用示例"框 */
.fd-demo{ display:flex; gap:10px; align-items:baseline; background:rgba(14,127,176,.07); border:1px solid rgba(14,127,176,.22); border-radius:10px; padding:10px 14px; }
.fd-demo b{ flex:none; font-size:12px; color:var(--wb); letter-spacing:.05em; }
.fd-demo span{ font-size:13px; color:var(--text-2); line-height:1.6; }

/* 模块E · 底部转化：左要点 + 右表单 */
.lead-grid{ display:grid; grid-template-columns:1fr 1.2fr; gap:36px; align-items:start; background:#fff; border:1px solid var(--line); border-radius:20px; padding:34px; box-shadow:0 8px 26px rgba(11,21,32,.06); }
.lead-points{ list-style:none; margin:0 0 22px; padding:0; display:grid; gap:12px; }
.lead-points li{ font-size:15px; color:var(--text); font-weight:600; padding-left:26px; position:relative; }
.lead-points li::before{ content:"✓"; position:absolute; left:0; top:0; width:18px; height:18px; border-radius:50%; background:var(--wb); color:#fff; font-size:11px; display:flex; align-items:center; justify-content:center; }
.lead-contact{ border-top:1px dashed var(--line); padding-top:16px; font-size:14px; color:var(--text-2); display:grid; gap:6px; }
.lead-contact p{ margin:0; }
.lead-contact [data-cfg="tel"]{ font-weight:700; color:var(--wb); }

/* 联系卡（表单左侧）：电话/邮箱/地址全页只此一处，二维码与来访提示收在同一张卡 */
.ct-card{
  background:linear-gradient(180deg,var(--mes-soft) 0%,#fff 62%);
  border:1px solid var(--mes-line); border-radius:16px; padding:26px 24px;
}
.ct-card h3{ font-size:17px; margin:0 0 16px; }
.ct-lines{ list-style:none; margin:0; padding:0; display:grid; gap:13px; }
.ct-lines li{ display:grid; grid-template-columns:72px 1fr; gap:10px; align-items:baseline; }
.ct-k{ font-size:13px; color:var(--text-3); }
.ct-v{ font-size:15px; font-weight:600; color:var(--mes-deep); text-decoration:none; word-break:break-all; line-height:1.6; }
a.ct-v:hover{ text-decoration:underline; }
.ct-v--plain{ font-weight:500; color:var(--text-2); font-size:14.5px; }
.ct-qr{
  display:flex; align-items:center; gap:14px; margin-top:18px; padding-top:16px;
  border-top:1px dashed var(--mes-line);
}
.ct-qr img{ width:88px; height:88px; border-radius:8px; flex:0 0 auto; }
.ct-qr span{ font-size:13.5px; color:var(--text-2); line-height:1.7; }
.ct-note{ margin:14px 0 0; font-size:13px; color:var(--text-3); line-height:1.8; }
@media (max-width:520px){
  .ct-lines li{ grid-template-columns:64px 1fr; gap:8px; }
  .ct-card{ padding:22px 18px; }
}

@media (max-width:960px){
  .lead-grid{ grid-template-columns:1fr; padding:24px; }
}

/* 真实图片：去除占位虚线，自然显示 */
.img-slot--real{ border:none; background:none; border-radius:12px; }
.img-slot--real img{ border-radius:12px; }
/* 腾讯生态 logo 墙 */
.eco-strip{ display:flex; flex-wrap:wrap; justify-content:center; align-items:center; gap:18px 36px; margin:6px 0 38px; padding:22px; background:#fff; border:1px solid var(--line); border-radius:16px; }
.eco-strip img{ height:30px; width:auto; opacity:.95; transition:opacity .2s; }
.eco-strip img:hover{ opacity:1; }

/* MES 详情页：功能卡"应用示例"框适配蓝色主题（基础样式与 /ai/ 共用 .fd-demo） */
.line-mes .fd-demo{ background:rgba(14,127,176,.07); border-color:rgba(14,127,176,.24); }
.line-mes .fd-demo b{ color:var(--mes-deep); }

/* /ai/ 详情页：HERO 下方的「WorkBuddy 是什么」介绍段 */
#intro{ position:relative; padding:72px 0 84px; overflow:hidden; background:linear-gradient(180deg,#FFFFFF 0%,#F1F9FD 100%); }
#intro::before{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(60% 55% at 16% 18%, rgba(14,127,176,.07), transparent 72%),
    radial-gradient(55% 55% at 86% 78%, rgba(10,95,133,.06), transparent 74%);
}
#intro .intro-sub{ font-family:var(--mono); font-size:14.5px; color:var(--accent-deep); letter-spacing:.01em; }
#intro .f-card--plain{ padding:30px 30px 28px; }
#intro .f-card--plain h3{ font-size:19px; margin-bottom:12px; }
#intro .f-card--plain > p{ font-size:14.5px; color:var(--text-2); }
#intro .f-kicker{
  display:inline-flex; align-items:center; margin-bottom:14px;
  padding:5px 12px; border-radius:999px;
  color:var(--accent-deep); background:var(--accent-soft); border:1px solid var(--accent-line);
  font-family:var(--font); font-size:12.5px; font-weight:600; letter-spacing:.02em;
}
/* 「网页版 AI vs WorkBuddy」对比条 */
.vs-box{ display:grid; gap:8px; margin:16px 0 18px; }
.vs-row{
  display:flex; align-items:baseline; gap:12px;
  padding:11px 14px; border-radius:var(--radius-s);
  font-size:13.5px; line-height:1.7;
}
.vs-row b{ flex:none; font-family:var(--mono); font-size:11.5px; letter-spacing:.06em; font-weight:700; }
.vs-row span{ color:var(--text-2); }
.vs-row--before{ background:var(--paper-2); border:1px solid var(--line); color:var(--text-3); }
.vs-row--after{
  background:var(--accent-soft); border:1px solid var(--accent-line);
}
.vs-row--after b{ color:var(--accent-deep); }
.vs-row--after span{ color:var(--accent-ink); }
/* 右卡要点列表：标题加粗 + 说明换行 */
.intro-list{ gap:12px; margin-bottom:0; margin-top:16px; }
.intro-list li{ display:grid; gap:2px; align-items:start; font-size:14px; }
.intro-list li::before{ margin-top:8px; }
.intro-list b{ font-size:14.5px; color:var(--text); font-weight:600; }
.intro-list li > *:last-child{ color:var(--text-2); font-size:13.5px; line-height:1.7; }
/* /ai/ 详情页：制造业高频场景卡（等高 + 「这样说」示例句贴底） */
.scene-grid{ gap:20px; }
.scene-grid .f-card{ display:flex; flex-direction:column; padding:26px 24px; }
.scene-grid .f-ico{ width:44px; height:44px; border-radius:12px; margin-bottom:16px; }
.scene-grid .f-card h3{ font-size:17.5px; }
.scene-grid .f-card > p{ font-size:14px; line-height:1.8; }
@media (max-width:1020px){ .scene-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:860px){ .scene-grid{ grid-template-columns:1fr; } }

@media (max-width:720px){
  #intro{ padding:56px 0 64px; }
  #intro .f-card--plain{ padding:24px 22px; }
  .vs-row{ flex-direction:column; gap:2px; }
}

/* ============ 右侧悬浮指引条 ============ */
.side-rail{
  position:fixed; right:14px; bottom:64px;
  z-index:90; display:flex; flex-direction:column; gap:10px;
  opacity:0; transform:translateY(12px); pointer-events:none;
  transition:opacity .45s ease, transform .45s ease;
}
.side-rail.show{ opacity:1; transform:none; pointer-events:auto; }
/* 滚到页脚时悬浮条淡出避让，避免压住「联系我们」列造成视觉杂乱 */
.side-rail.show.over-footer{ opacity:0; transform:translateY(14px); pointer-events:none; }
/* 无 JS 时兜底常显 */
.no-js .side-rail{ opacity:1; transform:none; pointer-events:auto; }
.sr-item{
  position:relative; width:60px; padding:9px 0 7px;
  background:#fff; border:1px solid var(--line); border-radius:8px;
  box-shadow:0 6px 18px rgba(11,21,32,.10);
  display:flex; flex-direction:column; align-items:center; gap:3px;
  color:var(--text-2); font-size:11.5px; line-height:1.3;
  cursor:pointer; text-decoration:none;
  transition:color .2s, border-color .2s, transform .2s;
}
.sr-item:hover{ color:var(--mes-deep); border-color:var(--mes); transform:translateX(-2px); }
.sr-ico{ width:24px; height:24px; display:flex; align-items:center; justify-content:center; }
.sr-ico svg{ width:21px; height:21px; fill:var(--mes); }
.sr-txt{ letter-spacing:.02em; }

/* 电话咨询浮层 */
.sr-panel{
  position:absolute; right:70px; top:50%;
  transform:translateY(-50%) scale(.96);
  width:216px; padding:16px 18px;
  background:#fff; border:1px solid var(--line); border-radius:12px;
  box-shadow:0 16px 40px rgba(11,21,32,.16);
  opacity:0; visibility:hidden; pointer-events:none;
  transition:opacity .2s, transform .2s, visibility .2s;
}
.sr-item.open .sr-panel{ opacity:1; visibility:visible; pointer-events:auto; transform:translateY(-50%) scale(1); }
.sr-p-t{ margin:0 0 2px; font-size:12.5px; color:var(--text-3); }
.sr-p-num{ display:block; font-size:21px; font-weight:800; color:var(--mes-deep); margin:0 0 12px; }
.sr-p-num:last-child{ margin-bottom:0; }
.sr-p-num:hover{ color:var(--mes); }
/* 下载体验面板：二维码 + 两行说明 */
.sr-p-qr{
  display:block; width:150px; height:150px; margin:0 auto 10px;
  object-fit:contain; border-radius:8px;
}
.sr-p-cap{
  margin:0; text-align:center; font-size:13.5px; line-height:1.5;
  color:var(--text-2);
}
.sr-p-cap br{ display:block; content:""; }

@media (max-width:860px){
  .side-rail{ right:8px; gap:8px; bottom:48px; }
  .sr-item{ width:50px; padding:7px 0 5px; font-size:10.5px; }
  .sr-ico svg{ width:18px; height:18px; }
  .sr-panel{ right:58px; width:190px; }
  .sr-p-num{ font-size:18px; }
  .sr-p-qr{ width:124px; height:124px; }
}

/* ============ 全局留资弹窗（预约演示 / 咨询） ============ */
.lead-modal{ position:fixed; inset:0; z-index:9999; display:none; align-items:center; justify-content:center; padding:20px; background:rgba(11,21,32,.55); backdrop-filter:blur(3px); }
.lead-modal.open{ display:flex; }
.lead-modal__box{ position:relative; width:100%; max-width:430px; max-height:calc(100vh - 40px); overflow:auto; background:#fff; border-radius:10px; padding:30px 28px 26px; box-shadow:0 24px 60px rgba(11,21,32,.28); animation:lm-in .22s ease; }
@keyframes lm-in{ from{ opacity:0; transform:translateY(14px) scale(.97); } to{ opacity:1; transform:none; } }
.lead-modal__close{ position:absolute; top:10px; right:12px; width:34px; height:34px; border:none; background:none; font-size:26px; line-height:1; color:#9AA7B2; cursor:pointer; }
.lead-modal__close:hover{ color:var(--ink); }
.lead-modal__title{ text-align:center; font-size:20px; margin:0 0 22px; }
.lead-modal__form{ display:grid; gap:14px; }
.lm-field{ display:grid; gap:6px; font-size:14px; color:var(--text); font-weight:600; }
.lm-field input, .lm-field textarea{ width:100%; box-sizing:border-box; border:1px solid #E3E9EF; background:#F7F9FB; border-radius:6px; padding:11px 12px; font-size:14px; font-weight:400; font-family:inherit; color:var(--text); }
.lm-field input::placeholder, .lm-field textarea::placeholder{ color:#A9B6C1; }
.lm-field input:focus, .lm-field textarea:focus{ outline:none; border-color:var(--mes-bright); background:#fff; box-shadow:0 0 0 3px rgba(48,188,235,.15); }
.lm-field textarea{ resize:vertical; min-height:88px; }
.lm-req{ color:#E23B3B; font-style:normal; margin-right:4px; }
.lead-modal__msg{ margin:0; padding:9px 12px; border-radius:6px; font-size:13px; line-height:1.6; }
.lead-modal__msg.ok{ background:#E9F8EE; color:#1E7F3C; }
.lead-modal__msg.err{ background:#FDECEC; color:#C0392B; }
.lead-modal__msg.info{ background:#FFF6E8; color:#8A6116; }
.lead-modal__submit{ width:100%; border:none; border-radius:6px; background:#2B54D4; color:#fff; font-size:16px; font-weight:700; padding:13px; cursor:pointer; letter-spacing:.12em; transition:background .2s; }
.lead-modal__submit:hover{ background:#2140AD; }
.lead-modal__submit:disabled{ opacity:.6; cursor:default; }

/* ============ 导航下拉：关于我们（公司介绍/联系我们） ============ */
.nav-drop{ position:relative; }
.nav-drop__btn{ cursor:pointer; border:none; background:none; font-family:inherit; }
/* 「关于我们」与其他导航项保持一致（不因当前页加粗变深） */
.nav-drop__btn.active{ color:var(--text-2); font-weight:500; }
.nav-drop__btn:hover{ color:var(--text); }
/* 去掉下拉箭头 */
.nav-drop__caret{ display:none; }
.nav-drop__menu{
  position:absolute; top:100%; left:0; min-width:150px;
  display:none; flex-direction:column; gap:2px;
  background:#fff; border:1px solid var(--line); border-radius:10px;
  box-shadow:0 12px 30px rgba(11,21,32,.14); padding:8px; z-index:300;
}
.nav-drop.open .nav-drop__menu{ display:flex; }
.nav-drop__menu a{ padding:9px 12px; border-radius:8px; font-size:14.5px; color:var(--text-2); white-space:nowrap; }
.nav-drop__menu a:hover{ background:var(--paper-2); color:var(--text); }
@media (hover:hover) and (min-width:861px){
  .nav-drop:hover .nav-drop__menu{ display:flex; }
  .nav-drop:hover .nav-drop__caret{ transform:rotate(180deg); }
}
@media (max-width:860px){
  .nav-drop{ width:100%; }
  .nav-drop__btn{ width:100%; justify-content:space-between; font-size:16px; padding:13px 12px; border-radius:var(--radius-xs); }
  .nav-drop__btn:hover{ background:var(--paper-2); }
  .nav-drop__menu{ position:static; box-shadow:none; border:none; padding:0 0 4px 16px; min-width:0; }
  .nav-drop__menu a{ font-size:15px; padding:11px 12px; color:var(--text-2); }
}

/* ============ 联系页（参考镭立官网版式） ============ */
.banner--center{ text-align:center; }
.banner--center .banner-sub{ margin-left:auto; margin-right:auto; }
.banner--center .banner-actions{ justify-content:center; }

.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:36px; align-items:stretch; }
.contact-info-list{ background:#fff; border:1px solid var(--line); border-radius:18px; padding:30px 32px; box-shadow:0 4px 14px rgba(11,21,32,.05); }
.contact-branch{ font-size:20px; color:var(--ink); margin-bottom:8px; }
.contact-lines{ display:grid; gap:0; margin-top:8px; }
.contact-lines li{ display:flex; align-items:center; gap:14px; padding:15px 0; border-bottom:1px solid var(--line); }
.contact-lines li:last-child{ border-bottom:none; }
.ci-icon{ flex:none; width:42px; height:42px; border-radius:11px; background:var(--accent-soft); border:1px solid var(--accent-line); display:flex; align-items:center; justify-content:center; }
.ci-icon svg{ width:20px; height:20px; stroke:var(--accent-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.ci-label{ font-family:var(--mono); font-size:12px; letter-spacing:.08em; color:var(--text-3); width:48px; flex:none; }
.ci-value{ font-size:15.5px; color:var(--text); font-weight:600; }

.contact-map{ position:relative; border:1.5px dashed var(--line-2); border-radius:18px; min-height:320px; overflow:hidden; display:flex; align-items:center; justify-content:center; background:var(--paper-2); }
.contact-map img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:none; }
.contact-map.has-img img{ display:block; }
.contact-map-ph{ display:flex; flex-direction:column; align-items:center; gap:8px; padding:24px; text-align:center; color:var(--text-2); }
.contact-map-ph b{ color:var(--mes-deep); font-size:15px; }
.contact-map-ph span{ font-size:13px; color:var(--text-3); max-width:300px; line-height:1.7; }

/* 联系页右栏：来访与位置卡片（不再用地图占位图） */
.contact-map--card{ border:1px solid var(--line); background:#fff; box-shadow:0 4px 14px rgba(11,21,32,.05); }
.cm-card{ padding:30px 32px; width:100%; }
.cm-card h4{ font-size:18px; margin-bottom:10px; }
.cm-addr{ font-size:15.5px; font-weight:600; color:var(--text); margin-bottom:16px; }
.cm-lines{ display:grid; gap:10px; }
.cm-lines li{ font-size:14.5px; line-height:1.7; color:var(--text-2); }
.cm-lines b{ color:var(--text); font-weight:600; }
.cm-note{ margin-top:16px; padding-top:14px; border-top:1px solid var(--line); font-size:13px; color:var(--text-3); line-height:1.7; }

/* 咨询分流卡片 */
.route-card{
  display:flex; flex-direction:column; gap:8px;
  background:#fff; border:1px solid var(--line); border-radius:16px; padding:24px 22px;
  box-shadow:0 4px 14px rgba(11,21,32,.04); transition:transform .2s, box-shadow .2s, border-color .2s;
}
.route-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--mes-line); }
.route-tag{
  align-self:flex-start; font-family:var(--mono); font-size:11px; letter-spacing:.1em;
  color:var(--mes-deep); background:var(--mes-soft); border:1px solid var(--mes-line);
  border-radius:999px; padding:3px 10px;
}
.route-card h4{ font-size:17px; margin:2px 0 0; }
.route-card p{ font-size:14px; line-height:1.75; color:var(--text-2); margin:0; flex:1; }
.route-go{ font-size:13px; font-weight:600; color:var(--mes); margin-top:6px; }
.route-card:hover .route-go{ color:var(--mes-deep); }

/* 表单下拉：与输入框同一套视觉 */
.form-field select{
  width:100%; padding:12px 14px; font-size:15px; color:var(--text);
  background:#fff; border:1px solid var(--line-2); border-radius:10px;
  font-family:inherit; appearance:none; cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' fill='none' stroke='%230B1520' stroke-opacity='.45' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 14px center;
}
.form-field select:focus{ outline:none; border-color:var(--mes); box-shadow:0 0 0 3px rgba(14,127,176,.12); }

.contact-channels{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:40px; }
.channel-card{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:28px 24px; text-align:center; box-shadow:0 4px 14px rgba(11,21,32,.05); transition:transform .2s, box-shadow .2s; }
.channel-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); }
.channel-icon{ width:48px; height:48px; margin:0 auto 14px; border-radius:12px; background:var(--accent-soft); border:1px solid var(--accent-line); display:flex; align-items:center; justify-content:center; }
.channel-icon svg{ width:24px; height:24px; stroke:var(--accent-deep); fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.channel-card h4{ font-size:17px; margin-bottom:12px; }
.channel-mail{ font-size:15px; font-weight:600; color:var(--text); margin:0 0 4px; }
.channel-tel{ font-size:14px; color:var(--text-2); font-family:var(--mono); margin:0; }
.channel-card .footer-qr-item{ margin:2px auto 0; }
.channel-card .footer-qr-item img{ width:108px; height:108px; margin:0 auto; }
.channel-card .footer-qr-item figcaption{ text-align:center; }

.form-tip{ text-align:center; font-size:14.5px; color:var(--text-2); margin-bottom:24px; }
.contact-form .form-field{ margin-bottom:16px; }
.contact-form .btn--primary{ margin-top:8px; }

@media (max-width:860px){
  .contact-grid{ grid-template-columns:1fr; }
  .contact-map{ min-height:260px; }
  .contact-channels{ grid-template-columns:1fr; }
}

/* ============ 关于页 · 合作伙伴展示 ============ */
.partner-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.partner-card{
  position:relative; min-height:118px; display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:8px; text-align:center;
  background:#fff; border:1.5px dashed var(--line-2); border-radius:14px; padding:18px 16px;
  overflow:hidden;
}
.partner-card img{ max-height:54px; max-width:80%; width:auto; object-fit:contain; }
.partner-card b{ font-size:15.5px; color:var(--text); }
.partner-card span{ font-size:12.5px; color:var(--text-3); line-height:1.6; }
.partner-card--named{ border-style:solid; border-color:var(--mes-line); background:var(--mes-soft); }
.partner-ph{ font-family:Consolas,monospace; font-size:11.5px; }
@media (max-width:960px){ .partner-grid{ grid-template-columns:1fr 1fr; } }

/* ============ 首页 · 第二条业务线：腾讯 WorkBuddy 授权（浅蓝淡底，与 MES 蓝同源品牌色） ============ */
.section--wb-band{ background:linear-gradient(180deg,#F2FAFE 0%,#F8FCFD 58%,#fff 100%); }
.section--wb-band .eyebrow{ color:var(--wb-deep); background:#E8F5FB; border-color:#BFE3F2; }
.section--wb-band .fd-card{ border-color:#D6EAF6; }
.section--wb-band .fd-card:hover{ border-color:#A9D5EC; box-shadow:0 16px 34px -20px rgba(14,127,176,.38); }
.section--wb-band .fd-card .f-ico{ background:#E8F5FB; }
.section--wb-band .fd-card .f-ico svg{ stroke:#0E7FB0; }
.section--wb-band .fd-card:hover .f-ico{ background:#D6EAF6; }
.section--wb-band .fd-card h3{ color:#063A52; }
.section--wb-band .link-more{ color:#0E7FB0; }
.section--wb-band .link-more:hover{ color:var(--wb-deep); }

/* eyebrow 放进 .section-head 时不被 .section-head p 的字号/上边距覆盖 */
.section-head .eyebrow{ margin-top:0; margin-bottom:16px; font-size:12.5px; line-height:1.5; }

/* ============ 首页 · 从车间到办公室：一条数字化路径 ============ */
#path{ padding:64px 0 72px; }
#path .section-head{ margin-bottom:36px; }
#path h2{ font-size:clamp(22px,2.8vw,30px); }
.path-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; max-width:980px; margin:0 auto; }
.path-card{
  background:#fff; border:1px solid var(--line); border-radius:16px;
  padding:26px 28px 24px; box-shadow:0 4px 14px rgba(11,21,32,.05);
  border-top:3px solid var(--mes);
}
.path-card h3{ font-size:17.5px; margin:10px 0 8px; color:var(--ink); }
.path-card p{ margin:0; font-size:14px; color:var(--text-2); line-height:1.75; }
.path-kicker{
  display:inline-block; font-size:12px; font-weight:700; letter-spacing:.08em;
  padding:3px 12px; border-radius:99px;
}
.path-kicker--mes{ color:var(--mes-deep); background:var(--mes-soft); }
.path-kicker--wb{ color:#0E7FB0; background:#E8F5FB; }
.path-card:nth-child(2){ border-top-color:#0E7FB0; }
.path-note{
  text-align:center; margin:26px auto 0; max-width:820px;
  font-size:14.5px; color:var(--text-2);
}
.path-note b{ color:var(--ink); }
@media (max-width:860px){
  .path-grid{ grid-template-columns:1fr; }
}

/* MES 页 · 四步上线段底部售后服务说明 */
.land-note{
  max-width:760px; margin:26px auto 0; text-align:center;
  font-size:14px; color:var(--text-2); line-height:1.8;
}