/* ============================================================
   速易特ERP 官网 v3 全站样式 · 品牌蓝
   取自 Logo 深藏青 #1C2C67 与 ERP 后台主题蓝,官网与产品视觉保持一致:
   浅底用产品蓝做主按钮,深底用白色按钮,琥珀只留给 NEW 标记。
   ============================================================ */
:root{
  --teal:#1C2C67;      /* 品牌深藏青:实心按钮、选中态、统计数字 */
  --teal-d:#16234F;    /* 深一档:渐变过渡 */
  --teal-dd:#101A3B;   /* 最深:页脚、底部 CTA、深色区块 */
  --seafoam:#1663E8;   /* 产品主题蓝:AI 相关强调、链接态(白底对比度 5.3:1) */
  --mint:#F8B300;      /* 琥珀:仅用于 NEW 标记与实时指示点 */
  --ink:#1B2233;
  --slate:#5A6478;
  --slate-l:#8B93A5;
  --cloud:#F5F7FB;
  --line:#E3E8F0;
  --white:#FFFFFF;
  --shadow:0 10px 30px -12px rgba(16,26,59,.20);
  --shadow-sm:0 4px 16px -8px rgba(16,26,59,.16);
  --header-h:72px;
  /* 全站唯一字体栈:正文与标题统一用黑体。
     不要给标题挂宋体/衬线栈 —— Songti SC、STSong 只有 macOS 有，Georgia 与
     Times New Roman 不含汉字，Windows 上会一路兜底到 SimSun，
     大字号下笔画细、粗体靠浏览器合成，发虚发旧。 */
  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",
              "Hiragino Sans GB","Microsoft YaHei","微软雅黑",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{
  font-family:var(--font-sans);
  line-height:1.25;
}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 28px}
.eyebrow{
  font-family:var(--font-sans);
  font-size:13px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--teal);
}

/* ---------- buttons ---------- */
.btn{
  font-family:inherit;font-size:15px;font-weight:600;line-height:1.2;
  padding:13px 28px;border-radius:999px;text-decoration:none;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  transition:transform .16s,box-shadow .16s,background .16s;
  border:none;cursor:pointer;
}
/* 主 CTA:产品蓝实心,与 ERP 后台的蓝色主按钮一致 */
.btn-primary{background:var(--seafoam);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 24px -10px rgba(22,99,232,.5)}
/* 深色区块(底部 CTA)上改用白底按钮,蓝底压蓝会糊成一片 */
.closing .btn-primary{background:#fff;color:var(--teal)}
.closing .btn-primary:hover{box-shadow:0 12px 26px -10px rgba(0,0,0,.45)}
.btn-solid{background:var(--teal);color:#fff}
.btn-solid:hover{transform:translateY(-2px);box-shadow:0 12px 24px -10px rgba(28,44,103,.45)}
.btn-ghost{background:transparent;color:var(--teal);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--cloud)}
.btn-outline{background:transparent;color:var(--teal);border:1.5px solid var(--teal)}
.btn-outline:hover{background:var(--teal);color:#fff}
/* 导航常驻 CTA:产品蓝描边款,与首屏蓝色实心 CTA 形成主次 */
.btn-cta{background:transparent;color:var(--seafoam);border:1.5px solid var(--seafoam)}
.btn-cta:hover{background:var(--seafoam);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:9px 20px;font-size:14px;border-radius:999px}

/* ============================================================
   header
   ============================================================ */
.site-top{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s,box-shadow .2s;
}
.site-top.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(16,26,59,.30)}
.nav-bar{display:flex;align-items:center;height:var(--header-h);gap:34px}
.brand{display:flex;align-items:center;flex:none}
.brand img{height:44px;width:auto;image-rendering:-webkit-optimize-contrast}
.nav{flex:1}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-list>li{position:relative}
.nav-list>li>a{
  display:flex;align-items:center;gap:5px;
  padding:10px 15px;font-size:15.5px;font-weight:500;color:var(--ink);
  border-radius:9px;transition:color .15s,background .15s;white-space:nowrap;
}
.nav-list>li>a:hover{color:var(--teal);background:rgba(28,44,103,.06)}
.nav-list>li>a.active{color:var(--teal);font-weight:700}
.new-badge{
  font-size:10px;font-weight:800;letter-spacing:.06em;line-height:1;
  background:var(--mint);color:var(--teal-dd);
  padding:3px 6px;border-radius:8px;transform:translateY(-7px);margin-left:-2px;
}
.caret{width:9px;height:9px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .18s}
.has-sub:hover .caret,.has-sub.open .caret{transform:rotate(225deg) translateY(-3px)}
/* 下拉面板:选择器限定在 .has-sub 内,避免正文里的 .sub 被误伤 */
.has-sub>.sub{
  position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:212px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);padding:10px;
  opacity:0;visibility:hidden;transition:opacity .18s,transform .18s,visibility .18s;
}
.has-sub>.sub::before{content:"";position:absolute;top:-9px;left:0;right:0;height:10px}
.has-sub:hover>.sub,.has-sub.open>.sub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.has-sub .sub a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:9px;font-size:14.5px;color:var(--ink);
}
.has-sub .sub a:hover{background:var(--cloud);color:var(--teal)}
/* 菜单功能图标:默认灰,悬停跟随品牌蓝 */
.mi{flex:none;color:var(--slate-l);transition:color .16s}
.has-sub .sub a:hover .mi,.mobile-menu>a:hover .mi{color:var(--seafoam)}
.has-sub .sub a.hot{font-weight:600}
.has-sub .sub a.hot .new-badge{transform:none}
.has-sub .sub .sub-sep{height:1px;background:var(--line);margin:8px 10px}
.nav-cta{display:flex;align-items:center;gap:16px;flex:none}
.nav-cta .lang,.nav-cta .login{font-size:14.5px;font-weight:500;color:var(--slate)}
.nav-cta .lang:hover,.nav-cta .login:hover{color:var(--teal)}

/* mobile nav */
.nav-toggle{
  display:none;flex:none;width:42px;height:42px;border:none;background:none;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:6px;border-radius:9px;
}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
/* 抽屉是 .site-top 的子元素,而 .site-top 有 backdrop-filter,
   会成为 fixed 定位的包含块 —— 所以这里必须用 absolute + 显式高度,
   否则抽屉会被压成一条(只露出第一项)。 */
.mobile-menu{
  display:none;position:absolute;top:100%;left:0;right:0;z-index:999;
  height:calc(100vh - var(--header-h));height:calc(100dvh - var(--header-h));
  background:#fff;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:18px 24px 40px;
}
.mobile-menu.open{display:block}
.mobile-menu>a{display:flex;align-items:center;gap:11px;padding:13px 6px;font-size:16px;border-bottom:1px solid var(--line)}
.mobile-menu .m-group{font-size:13px;font-weight:700;color:var(--slate);letter-spacing:.1em;padding:20px 6px 6px}
.mobile-menu .m-cta{display:flex;gap:12px;margin-top:24px}
.mobile-menu .m-cta a{flex:1;border-bottom:none;text-align:center}

/* ============================================================
   page hero (inner pages)
   ============================================================ */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--cloud);color:var(--ink);
  padding:96px 0 72px;margin-top:var(--header-h);
  border-bottom:1px solid var(--line);
}
.page-hero .blob{position:absolute;border-radius:50%;pointer-events:none}
.page-hero .b1{width:480px;height:480px;background:var(--seafoam);top:-200px;right:-140px;opacity:.05}
.page-hero .b2{width:300px;height:300px;background:var(--seafoam);bottom:-160px;right:180px;opacity:.04}
.page-hero .wrap{position:relative}
.page-hero .eyebrow{color:var(--slate)}
.page-hero h1{font-size:44px;font-weight:700;color:var(--ink);margin:12px 0 16px}
.page-hero p.lead{font-size:18px;color:var(--slate);max-width:38em}
.page-hero .cta-row{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
/* 带实物配图的内页 hero(如 FBA 发货的 PDA 手持终端) */
.page-hero.has-visual .wrap{
  display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
}
.page-hero.has-visual p.lead{max-width:34em}
.hero-visual{display:flex;justify-content:center;align-items:center}
.hero-visual img{
  /* 按高度约束,竖图(PDA 实拍)和横图(场景插画)都不会把首屏撑高 */
  max-height:330px;width:auto;max-width:100%;
  border-radius:16px;
  filter:drop-shadow(0 26px 44px rgba(16,26,59,.22));
}

/* 产品子导航:当前项用下划线标记,不做成实心药丸——否则会被误认成按钮 */
.prod-nav{background:#fff;border-bottom:1px solid var(--line)}
.prod-nav ul{display:flex;flex-wrap:wrap;gap:2px;padding:0}
.prod-nav a{
  display:block;padding:15px 16px;font-size:14.5px;color:var(--slate);
  border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color .15s,border-color .15s;white-space:nowrap;
}
.prod-nav a:hover{color:var(--teal)}
.prod-nav a.active{color:var(--teal);font-weight:700;border-bottom-color:var(--teal)}
html[lang="en"] .prod-nav a{padding-left:13px;padding-right:13px}

/* ============================================================
   sections & cards
   ============================================================ */
section{padding:88px 0}
.sec-head{max-width:46em;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:36px;font-weight:700;margin:14px 0 0}
.sec-head p{color:var(--slate);font-size:17px;margin-top:14px}
.bg-cloud{background:var(--cloud)}

/* alternating feature rows (product pages) */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:44px 0;
}
.feature-row .shot{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  box-shadow:var(--shadow);padding:10px;
}
.feature-row .shot img{display:block;width:100%;border-radius:10px}
/* 概念图(替代真实截图):随容器缩放 */
.feature-row .shot svg{display:block;width:100%;height:auto;border-radius:10px}
.feature-row.flip .shot{order:2}
.feature-row h3{font-size:26px;font-weight:700;margin-bottom:14px}
.feature-row h3::after{content:"";display:block;width:44px;height:4px;border-radius:2px;background:var(--seafoam);margin-top:12px}
.feature-row p{color:var(--slate);font-size:15.5px}
/* 特性行的行动点降级为文字链接:一页有 4-5 个,做成实心按钮会和主 CTA 抢焦点 */
.feature-row .try-link{
  display:inline-flex;align-items:center;gap:7px;margin-top:22px;
  color:var(--seafoam);font-size:15px;font-weight:600;
}
.feature-row .try-link::after{content:"→";transition:transform .16s}
.feature-row .try-link:hover::after{transform:translateX(4px)}
.feature-row{scroll-margin-top:calc(var(--header-h) + 16px)}
.feature-row p a{color:var(--seafoam);font-weight:600;text-decoration:none}
.feature-row p a:hover{text-decoration:underline}
.feature-row ul.dots{margin:10px 0 0;padding:0;list-style:none}
.feature-row ul.dots li{position:relative;padding-left:16px;color:var(--slate);font-size:15px;line-height:1.65;margin-top:6px}
.feature-row ul.dots li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--seafoam)}
.feature-row ul.dots b{color:var(--ink);font-weight:600}

/* 业务流程条:6 步横排，箭头用 ::after 画在格子间隙里 */
.flow-steps{list-style:none;margin:0 0 40px;padding:0;display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.flow-steps li{position:relative}
.flow-steps li:not(:last-child)::after{content:"";position:absolute;right:-12px;top:50%;width:7px;height:7px;
  border-top:2px solid var(--seafoam);border-right:2px solid var(--seafoam);transform:translateY(-50%) rotate(45deg)}
.flow-steps a{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:16px 14px;color:inherit;text-decoration:none;box-shadow:var(--shadow-sm);transition:transform .15s,border-color .15s,box-shadow .15s}
.flow-steps a:hover{transform:translateY(-2px);border-color:var(--seafoam);box-shadow:var(--shadow)}
.flow-steps .n{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(22,99,232,.1);
  color:var(--seafoam);font-weight:700;font-size:13px}
.flow-steps h4{font-size:16px;font-weight:700;color:var(--ink);margin:10px 0 4px}
.flow-steps p{font-size:13px;line-height:1.55;color:var(--slate);margin:0;flex:1}
.flow-steps .who{align-self:flex-start;margin-top:10px;font-size:12px;color:var(--teal);background:var(--cloud);border-radius:6px;padding:2px 8px}

/* 预约参观:功能介绍末尾的一条轻提示 */
.visit-note{margin:24px auto 0;max-width:760px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 24px;box-shadow:var(--shadow-sm)}
.visit-note p{margin:0;color:var(--slate);font-size:15px}
.visit-note p b{color:var(--ink);font-weight:600}
.visit-note .btn{flex:none}
@media (max-width:1180px){
  .flow-steps{grid-template-columns:repeat(3,1fr)}
  .flow-steps li:nth-child(3n)::after{display:none}
}

/* generic card grid */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card-grid.cols4{grid-template-columns:repeat(4,1fr)}
.card-grid.cols2{grid-template-columns:1fr 1fr}
.card-grid.cols6{grid-template-columns:repeat(6,1fr);gap:14px}
.g-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px;
  box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s;
}
.g-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.g-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.g-card p{color:var(--slate);font-size:14.5px}
.ic{
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;box-shadow:var(--shadow-sm);margin-bottom:16px;
}
.ic img{width:25px;height:25px}
.ic.teal{background:var(--teal)} .ic.sea{background:var(--seafoam)}
.ic.mint{background:#3B82F6} .ic.teald{background:var(--teal-d)}

/* module grid (qbgn / index overview) */
.mod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.mod-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 20px;
  box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s;
}
.mod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.mod-card .mod-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.mod-card .mod-top img{width:42px;height:42px;object-fit:contain}
.mod-card h3{font-size:17px;font-weight:700}
.mod-card p{color:var(--slate);font-size:13.5px;line-height:1.6}

/* stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats .num{
  font-family:var(--font-sans);
  font-size:58px;font-weight:300;color:var(--teal);
  font-variant-numeric:tabular-nums;line-height:1.05;letter-spacing:-.01em;
}
.stats .num i{font-style:normal;font-size:21px;font-weight:600;color:var(--seafoam);margin-left:2px}
.stats .lbl{color:var(--slate);font-size:14.5px;margin-top:10px}

/* 服务商认证:官方标识按原色展示,不做重着色 */
.cert-row{display:flex;justify-content:center;align-items:stretch;gap:20px;flex-wrap:wrap}
.cert-row .cert-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:24px 30px;text-align:center;min-width:210px;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;justify-content:center;
  transition:transform .18s,box-shadow .18s;
}
.cert-row .cert-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cert-row img{height:46px;width:auto;object-fit:contain;display:block;margin:0 auto 14px}
.cert-row .cert-item span{font-size:13px;color:var(--slate);font-weight:600}
/* 通用文字链接 */
.text-link{
  display:inline-flex;align-items:center;gap:7px;
  color:var(--seafoam);font-size:15px;font-weight:600;
}
.text-link::after{content:"→";transition:transform .16s}
.text-link:hover::after{transform:translateX(4px)}

/* 案例卡:配图 + 客户原话 */
.case-card{display:flex;flex-direction:column;overflow:hidden;padding:0}
.case-card img{width:100%;height:180px;object-fit:cover;display:block}
.case-card .case-body{padding:22px 26px 26px;display:flex;flex-direction:column;flex:1}
.case-card .case-body h3{font-size:18px;font-weight:700;margin-bottom:3px}
.case-card .case-tag{font-size:12.5px;color:var(--slate);margin-bottom:12px}
.case-card .case-body p{
  color:var(--slate);font-size:14.5px;
  display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;
}

/* pricing */
.price-grid{display:flex;justify-content:center;gap:28px;flex-wrap:wrap}
.price-card{
  width:330px;background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:36px 32px;box-shadow:var(--shadow-sm);text-align:center;
  transition:transform .18s,box-shadow .18s;position:relative;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.price-card .p-name{display:flex;align-items:center;justify-content:center;gap:10px;font-size:21px;font-weight:700;font-family:var(--font-sans)}
.price-card .p-name img{width:34px;height:34px;object-fit:contain}
.price-card ul{margin:24px 0;text-align:left}
.price-card li{
  position:relative;padding:8px 0 8px 26px;color:var(--slate);font-size:15px;
  border-bottom:1px dashed var(--line);
}
.price-card li::before{
  content:"";position:absolute;left:2px;top:15px;width:8px;height:8px;border-radius:50%;background:var(--seafoam);
}
.price-card .price{font-family:var(--font-sans);font-size:34px;font-weight:700;color:var(--teal);margin:10px 0 22px}
.price-card .price small{font-size:16px;color:var(--slate)}

/* closing CTA */
.closing{
  background:var(--teal-dd);color:#fff;text-align:center;
  position:relative;overflow:hidden;padding:96px 0;
}
.closing .blob{position:absolute;border-radius:50%}
.closing .cb1{width:480px;height:480px;background:var(--seafoam);bottom:-220px;left:-140px;opacity:.28}
.closing .cb2{width:300px;height:300px;background:var(--seafoam);top:-130px;right:-80px;opacity:.10}
.closing .wrap{position:relative}
.closing h2{font-size:38px;font-weight:700;color:#fff;max-width:20em;margin:0 auto;line-height:1.3}
.closing h2 em{color:#7FA9FF;font-style:normal}
.closing .eyebrow{color:#8FB4FF;display:block;margin-bottom:14px}
.closing p{margin-top:16px;color:#A7B1D0;font-size:17px}
.closing .btn{margin-top:34px;font-size:17px;padding:15px 38px}

/* ============================================================
   footer
   ============================================================ */
.site-footer{background:var(--teal-dd);color:#A7B1D0;padding:64px 0 0;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1.2fr auto;gap:40px;padding-bottom:44px}
.foot-grid dt{font-size:15.5px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-grid dd{margin-bottom:10px}
.foot-grid dd a{color:#A7B1D0;transition:color .15s}
.foot-grid dd a:hover{color:#7FA9FF}
.foot-qr{display:flex;gap:22px}
.foot-qr figure{text-align:center}
.foot-qr img{width:96px;height:96px;border-radius:8px;display:block;margin:0 auto 8px}
.foot-qr figcaption{font-size:12.5px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  font-size:12.5px;color:#7C87A8;display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;
}
.foot-bottom a{color:#7C87A8}
.foot-bottom a:hover{color:#7FA9FF}
.foot-bottom img{vertical-align:-3px;margin-left:4px}

/* ============================================================
   suspension (side float)
   ============================================================ */
.float-bar{position:fixed;right:18px;bottom:120px;z-index:900;display:flex;flex-direction:column;gap:10px}
/* 悬浮条照搬老官网:电话 / 微信二维码(售前+售后)/ 回顶部。
   电话按钮是 tel: 链接 —— 手机上点一下直接拨号，桌面上悬停显示号码。 */
.float-bar .fb{
  position:relative;width:50px;height:50px;border-radius:12px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);color:var(--teal);text-decoration:none;
  display:grid;place-items:center;cursor:pointer;
  transition:transform .15s,box-shadow .15s,color .15s;
}
.float-bar .fb .mi{color:inherit}
.float-bar .fb:hover,.float-bar .fb:focus-visible{transform:translateY(-2px);box-shadow:var(--shadow);color:var(--seafoam);outline:none}
.float-bar .panel{
  position:absolute;right:60px;top:50%;transform:translateY(-50%);
  background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);
  padding:16px 18px;white-space:nowrap;display:none;text-align:center;cursor:default;
}
/* 面板与按钮之间留一条透明「桥」，鼠标从按钮移到二维码时面板不会闪退 */
.float-bar .panel::after{content:"";position:absolute;top:0;bottom:0;right:-12px;width:12px}
.float-bar .fb:hover .panel,.float-bar .fb:focus .panel,.float-bar .fb:focus-within .panel{display:block}
.float-bar .panel .tel{font-size:19px;font-weight:700;color:var(--teal);font-variant-numeric:tabular-nums;margin-top:2px}
.float-bar .panel .qr-pair{display:flex;gap:18px}
/* 面板是绝对定位在 50px 宽按钮旁边的，浏览器会按最窄内容去压缩它；
   不加 flex:none 和 max-width:none，二维码会被全站 img{max-width:100%} 压成 87x110 的扁方块 */
.float-bar .panel .qr-pair>div{flex:none}
.float-bar .panel img{width:110px;height:110px;max-width:none;display:block;margin:0 auto 6px;object-fit:contain}
.float-bar .panel p{font-size:12.5px;color:var(--slate)}
.float-bar #backTop{display:none}

/* ============================================================
   light hero + AI 实时动作日志组件(首页 / ai-ads 共用)
   ============================================================ */
.hero{
  position:relative;overflow:hidden;
  background:var(--cloud);color:var(--ink);
  padding:100px 0 88px;margin-top:var(--header-h);
  border-bottom:1px solid var(--line);
}
.hero .blob{position:absolute;border-radius:50%;pointer-events:none}
.hero .b1{width:520px;height:520px;background:var(--seafoam);top:-180px;right:-120px;opacity:.05}
.hero .b2{width:340px;height:340px;background:var(--seafoam);bottom:-150px;right:160px;opacity:.04}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero .eyebrow{color:var(--slate)}
.product-name{
  display:inline-flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);
  border-radius:40px;padding:7px 18px 7px 12px;
  font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.04em;
  margin-bottom:20px;box-shadow:var(--shadow-sm);
}
.product-name img{width:22px;height:22px}
.hero h1{font-size:42px;font-weight:700;margin:16px 0 20px;color:var(--ink)}
.hero p.lead{font-size:19px;color:var(--slate);max-width:30em}
.hero p.lead b{color:var(--ink);font-weight:600}
.hero .cta-row{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
/* 首屏概念图(浅色,与 hero 同色系) */
.hero-figure{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow);padding:20px 18px;
}
.hero-figure svg{display:block;width:100%;height:auto}
.flow-dash{stroke-dasharray:4 7;animation:flowdash 1.5s linear infinite}
@keyframes flowdash{to{stroke-dashoffset:-22}}
.pulse-dot{animation:pulsedot 1.9s ease-in-out infinite}
@keyframes pulsedot{0%,100%{opacity:1}50%{opacity:.3}}

/* 动作日志组件(浅色皮肤,用于 AI 广告页) */
.console{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.console-bar{
  display:flex;align-items:center;gap:9px;
  background:var(--cloud);
  padding:13px 16px;border-bottom:1px solid var(--line);
  font-size:13px;color:var(--slate);font-weight:600;letter-spacing:.04em;
}
.dot{width:9px;height:9px;border-radius:50%}
.dot.live{background:var(--mint);box-shadow:0 0 0 0 rgba(248,179,0,.7);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(248,179,0,.55)}70%{box-shadow:0 0 0 8px rgba(248,179,0,0)}100%{box-shadow:0 0 0 0 rgba(248,179,0,0)}}
.console-bar .ttl{margin-left:2px}
.console-bar .meta{margin-left:auto;color:var(--slate);font-weight:500;font-variant-numeric:tabular-nums}
.log{height:268px;overflow:hidden;position:relative;padding:6px 0}
.log-track{display:flex;flex-direction:column}
.log-line{
  display:grid;grid-template-columns:62px 84px 1fr auto;
  gap:12px;align-items:center;
  padding:9px 18px;font-size:13px;
  border-bottom:1px solid var(--line);
}
.log-line .t{color:var(--slate);font-variant-numeric:tabular-nums;font-size:12px}
.tag{
  font-size:11px;font-weight:700;text-align:center;
  padding:3px 0;border-radius:6px;letter-spacing:.02em;
}
.tag.bid,.tag.bud,.tag.plc,.tag.neg{background:var(--cloud);color:var(--slate);border:1px solid var(--line)}
.log-line .desc{color:var(--slate)}
.log-line .desc b{color:var(--ink);font-weight:600}
.log-line .delta{font-variant-numeric:tabular-nums;font-weight:700;font-size:12.5px}
.delta.up{color:var(--seafoam)}
.delta.down{color:var(--slate)}
.delta.flat{color:var(--slate)}
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:36px}
}
@media (max-width:600px){
  .hero{padding:64px 0}
  .hero h1{font-size:29px}
  .log-line{grid-template-columns:54px 70px 1fr}
  .log-line .delta{display:none}
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   responsive
   ============================================================ */
@media (max-width:1250px){
  html[lang="en"] .nav,html[lang="en"] .nav-cta .lang,html[lang="en"] .nav-cta .login{display:none}
  html[lang="en"] .nav-bar{gap:16px;justify-content:space-between}
  html[lang="en"] .nav-toggle{display:flex}
}
@media (max-width:1100px){
  html[lang="en"] .prod-nav ul{flex-wrap:nowrap;overflow-x:auto}
  html[lang="en"] .prod-nav li{flex:none}
}
@media (max-width:1023px){
  .nav,.nav-cta .lang,.nav-cta .login{display:none}
  .nav-bar{gap:16px;justify-content:space-between}
  .nav-toggle{display:flex}
  .card-grid,.card-grid.cols4{grid-template-columns:1fr 1fr}
  .card-grid.cols6{grid-template-columns:repeat(3,1fr)}
  .mod-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr;gap:32px 20px}
  .feature-row{grid-template-columns:1fr;gap:28px;padding:34px 0}
  .feature-row.flip .shot{order:0}
  .page-hero.has-visual .wrap{grid-template-columns:1fr;gap:30px}
  .hero-visual img{max-height:230px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:600px){
  .wrap{padding:0 20px}
  section{padding:60px 0}
  .sec-head h2{font-size:27px}
  .flow-steps{grid-template-columns:1fr 1fr;gap:12px}
  .flow-steps li::after{right:-9px}
  .flow-steps li:nth-child(3n)::after{display:block}
  .flow-steps li:nth-child(2n)::after,.flow-steps li:last-child::after{display:none}
  .visit-note{flex-direction:column;align-items:flex-start;padding:16px 18px}
  .page-hero{padding:64px 0 52px}
  .page-hero h1{font-size:32px}
  .card-grid,.card-grid.cols4,.card-grid.cols2,.mod-grid{grid-template-columns:1fr}
  .card-grid.cols6{grid-template-columns:1fr 1fr}
  .closing h2{font-size:27px}
  .float-bar{right:10px;bottom:76px;gap:8px}
  .float-bar .fb{width:42px;height:42px;border-radius:11px}
  .float-bar .panel{right:52px;padding:12px 14px}
  .float-bar .panel .qr-pair{gap:12px}
  .float-bar .panel img{width:96px;height:96px}
  .price-card{width:100%}

  /* 产品子导航:手机上收成一行,横向滑动,不再折成 4 行 */
  .prod-nav .wrap{padding:0}
  .prod-nav ul{
    flex-wrap:nowrap;overflow-x:auto;gap:0;
    scrollbar-width:none;-webkit-overflow-scrolling:touch;
    padding:0 12px;
  }
  .prod-nav ul::-webkit-scrollbar{display:none}
  .prod-nav li{flex:none}
  .prod-nav a{white-space:nowrap;padding:14px 12px;font-size:14.5px}

  /* 示意图:等比缩到 335px 后字号只剩 5.6px,改为容器内横向滑动(左右满宽,少截一点) */
  .feature-row .shot{
    overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;
    margin-left:-20px;margin-right:-20px;padding:0 20px;
  }
  .feature-row .shot::-webkit-scrollbar{display:none}
  .feature-row .shot svg{min-width:480px}

  /* 触控目标:页脚与文字链加大点击区 */
  .foot-grid dd{margin-bottom:2px}
  .foot-grid dd a{display:inline-block;padding:7px 0}
  .feature-row .try-link{padding:8px 0}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}