/* e访无忧官网共享样式 —— 由 index.html 内联 <style> 抽出,供 index/about/solutions/jobs 多页复用。
   ⚠️ 生产 nginx 对 .css/.js 下发 Cache-Control: max-age=43200(12 小时强缓存),而 .html 不带
   Cache-Control、每次回源校验。所以**改本文件后必须同步 bump 各页 <link href="site.css?v=">
   的版本号并一起部署**,否则访客浏览器会在 12 小时内继续用旧样式,且 curl 验证还显示已生效。*/
/* ========== 设计令牌 ========== */
:root{
  --brand:#0052D9;
  --brand-deep:#003CAB;
  --brand-hover:#0045BE;
  --brand-tint:#EBF2FF;
  --brand-tint-2:#F3F7FF;
  --logo-red:#D5281F;
  --text-1:#1F2329;
  --text-2:#51565F;
  --text-3:#646A73;
  --border:#E5E8EF;
  --border-strong:#D5DBE5;
  --bg-alt:#F7F9FC;
  --footer-bg:#1A2233;
  --shadow-card:0 6px 20px rgba(31,42,68,.06);
  --radius:8px;
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--text-1);
  background:#fff;
  font-size:16px;
  line-height:1.6;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:2px}
/* 自适应满宽:容器始终占满视口,仅保留随屏幕缩放的安全边距,不再居中留白 */
.container{width:100%;margin:0 auto;padding:0 clamp(20px, 3.2vw, 64px)}
.skip-link{position:absolute;left:16px;top:-48px;z-index:1000;background:var(--brand);color:#fff;padding:8px 16px;border-radius:0 0 4px 4px;font-size:14px;transition:top .2s}
.skip-link:focus{top:0}

/* ========== 按钮体系 ========== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:4px;font-size:15px;font-weight:500;line-height:1;padding:12px 28px;border:1px solid transparent;transition:background-color .2s,border-color .2s,color .2s;white-space:nowrap}
.btn svg{flex:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-hover)}
.btn-primary:active{background:var(--brand-deep)}
.btn-outline{border-color:var(--border-strong);color:var(--text-1);background:#fff}
.btn-outline:hover{border-color:var(--brand);color:var(--brand)}
.btn-ghost-blue{border-color:var(--brand);color:var(--brand);background:#fff}
.btn-ghost-blue:hover{background:var(--brand-tint-2)}
/* 中性次级按钮(留资成功页的「关闭」等)。四页的留资弹层都在用它,漏定义会让按钮掉回浏览器默认灰底 */
.btn-ghost{border-color:var(--border-strong);color:var(--text-2);background:#fff}
.btn-ghost:hover{border-color:var(--text-3);color:var(--text-1)}
.btn-white{background:#fff;color:var(--brand);font-weight:600}
.btn-white:hover{background:#E9F0FF}
.btn-sm{padding:8px 18px;font-size:14px}

/* ========== 顶部导航 ========== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  border-bottom:1px solid var(--border);
}
.nav-bar{height:64px;display:flex;align-items:center;gap:40px}
.brand{display:flex;align-items:center;flex:none}
.brand img{height:38px;width:auto}
.nav-menu{display:flex;align-items:center;gap:8px;flex:1}
.nav-item{position:relative}
.nav-item>.nav-link{
  display:inline-flex;align-items:center;gap:5px;
  background:none;border:0;
  padding:10px 14px;font-size:15px;color:var(--text-1);border-radius:4px;
  transition:color .2s,background-color .2s;
}
.nav-item>.nav-link .chev{transition:transform .2s;color:#9AA3B2}
.nav-item:hover>.nav-link,.nav-item:focus-within>.nav-link,.nav-item.open>.nav-link{color:var(--brand)}
.nav-item:hover>.nav-link .chev,.nav-item:focus-within>.nav-link .chev,.nav-item.open>.nav-link .chev{transform:rotate(180deg);color:var(--brand)}
.dropdown{
  position:absolute;top:calc(100% + 6px);left:6px;min-width:184px;
  background:#fff;border:1px solid var(--border);border-radius:6px;
  box-shadow:0 10px 30px rgba(31,42,68,.10);
  padding:8px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s,transform .2s,visibility .2s;
}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown,.nav-item.open .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:9px 12px;font-size:14px;color:var(--text-2);border-radius:4px}
.dropdown a:hover{background:var(--brand-tint-2);color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.nav-toggle{
  display:none;width:40px;height:40px;border:none;background:none;color:var(--text-1);
  align-items:center;justify-content:center;border-radius:4px;
}
.nav-toggle:hover{background:var(--bg-alt)}
.nav-toggle .icon-close{display:none}
.site-header.open .nav-toggle .icon-menu{display:none}
.site-header.open .nav-toggle .icon-close{display:block}
/* 移动端抽屉 */
.nav-drawer{display:none;border-top:1px solid var(--border);background:#fff}
.nav-drawer .drawer-group{padding:14px 0;border-bottom:1px solid var(--border)}
.nav-drawer .drawer-group:last-of-type{border-bottom:none}
.nav-drawer .drawer-title{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:.05em;margin-bottom:4px}
.nav-drawer .drawer-links{display:flex;flex-wrap:wrap}
.nav-drawer .drawer-links a{padding:8px 16px 8px 0;font-size:15px;color:var(--text-1)}
.nav-drawer .drawer-links a:hover{color:var(--brand)}
.drawer-cta{display:flex;gap:12px;padding:16px 0 20px}
.drawer-cta .btn{flex:1}

/* ========== Hero ========== */
.hero{
  position:relative;
  background:linear-gradient(180deg,#F2F6FE 0%,#FBFCFF 72%,#FFFFFF 100%);
  padding:88px 0 148px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(0,82,217,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,82,217,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 62%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 62%);
}
.hero .container{position:relative;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:56px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--brand);font-weight:500;
  background:#fff;border:1px solid #C9DAF8;border-radius:4px;
  padding:6px 12px;margin-bottom:22px;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--logo-red);flex:none}
.hero h1{font-size:48px;line-height:1.25;font-weight:600;letter-spacing:.01em}
.hero h1 .accent{color:var(--brand)}
.accent-dot{color:var(--logo-red)}
.hero-sub{margin-top:16px;font-size:20px;color:var(--text-2);font-weight:500}
.hero-desc{margin-top:14px;font-size:16px;color:var(--text-3);max-width:520px}
.trust-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.trust-tags li{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--text-2);
  background:#fff;border:1px solid var(--border);border-radius:4px;
  padding:7px 12px;
}
.trust-tags li svg{color:var(--brand)}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-visual{position:relative;min-width:0}
.hero-visual svg{width:100%;height:auto;display:block}
.visual-note{margin-top:12px;font-size:12px;color:var(--text-3);text-align:center}

/* ========== 数据带 ========== */
.stats-section{background:#fff;padding:0 0 96px}
.stats-card{
  margin-top:-72px;position:relative;z-index:2;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  display:grid;grid-template-columns:repeat(5,1fr);
  padding:40px 8px;
}
.stat{padding:4px 24px;border-left:1px solid var(--border)}
.stat:first-child{border-left:none}
.stat-num{font-size:40px;font-weight:700;line-height:1.15;color:var(--text-1);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.stat-label{margin-top:8px;font-size:14px;color:var(--text-3)}

/* ========== 通用分区 ========== */
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);letter-spacing:.06em;
  margin-bottom:14px;
}
.section-label::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--logo-red);flex:none}
.section-head h2{font-size:32px;font-weight:600;line-height:1.4}
.section-head p{margin-top:12px;font-size:16px;color:var(--text-3)}
section[id]{scroll-margin-top:80px}

/* ========== 痛点 vs 解法(四栏对照表) ========== */
.ps-head{display:grid;grid-template-columns:88px 1fr 64px 1fr;padding-bottom:16px;font-size:13px;font-weight:600;color:var(--text-3);letter-spacing:.1em}
.ps-list{border-bottom:1px solid var(--border)}
.ps-row{display:grid;grid-template-columns:88px 1fr 64px 1fr;border-top:1px solid var(--border);padding:46px 0}
.ps-num{font-size:26px;font-weight:600;color:#C6CFDF;line-height:1.3;font-variant-numeric:tabular-nums}
.ps-pain{padding-right:40px}
.ps-pain h3,.ps-sol h3{font-size:19px;font-weight:600;line-height:1.5}
.ps-sol h3{color:var(--brand)}
.ps-pain p,.ps-sol p{margin-top:10px;font-size:15px;color:var(--text-3);line-height:1.8;max-width:420px}
.ps-arrow{display:flex;align-items:flex-start;padding-top:7px;color:#9AA3B2}

/* ========== 标准作业链路 ========== */
.flow{display:grid;grid-template-columns:repeat(5,1fr);position:relative}
.flow::before{content:"";position:absolute;top:27px;left:10%;right:10%;height:1px;background:var(--border-strong)}
.flow-node{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center}
.flow-node + .flow-node::before{
  content:"";position:absolute;left:0;top:23px;width:8px;height:8px;
  border-top:1.5px solid #9AA3B2;border-right:1.5px solid #9AA3B2;
  transform:translateX(-60%) rotate(45deg);z-index:1;
}
.flow-icon{
  width:56px;height:56px;border-radius:50%;background:#fff;border:1px solid var(--border-strong);
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  position:relative;z-index:2;box-shadow:0 1px 3px rgba(31,42,68,.05);
}
.flow-step{margin-top:16px;font-size:12px;font-weight:600;color:var(--text-3);letter-spacing:.12em;font-variant-numeric:tabular-nums}
.flow-title{margin-top:4px;font-size:16px;font-weight:600;color:var(--text-1)}
.flow-desc{margin-top:6px;font-size:13px;color:var(--text-3);line-height:1.7;max-width:168px}

/* ========== 九大核心能力(共享边框网格) ========== */
.cap-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:1px;background:var(--border);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;
}
.cap-card{background:#fff;padding:32px 30px;transition:background-color .2s}
.cap-card:hover{background:#FAFCFF}
.cap-icon{
  width:44px;height:44px;border-radius:8px;background:var(--brand-tint);
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  margin-bottom:18px;
}
.cap-card h3{font-size:17px;font-weight:600}
.cap-card p{margin-top:8px;font-size:14px;color:var(--text-3);line-height:1.75}

/* ========== CTA ========== */
.cta-section{
  background:linear-gradient(135deg,#0052D9 0%,#0A3FA8 100%);
  padding:88px 0;position:relative;overflow:hidden;
}
.cta-section::before{
  content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;
  border:1px solid rgba(255,255,255,.14);border-radius:50%;pointer-events:none;
}
.cta-section::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border:1px solid rgba(255,255,255,.10);border-radius:50%;pointer-events:none;
}
.cta-inner{position:relative;text-align:center;color:#fff}
.cta-eyebrow{font-size:14px;letter-spacing:.2em;opacity:.85;font-weight:500}
.cta-inner h2{margin-top:14px;font-size:36px;font-weight:600;line-height:1.4}
.cta-features{display:flex;justify-content:center;gap:36px;margin-top:24px;flex-wrap:wrap}
.cta-features li{display:inline-flex;align-items:center;gap:8px;font-size:16px;opacity:.94}
.cta-features svg{color:#8FD4B4}
.cta-inner .btn{margin-top:36px;padding:15px 44px;font-size:16px}
.cta-note{margin-top:18px;font-size:13px;opacity:.92}

/* ========== 页脚 ========== */
.site-footer{background:var(--footer-bg);color:#98A2B3}
.footer-main{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.4fr;gap:40px;
  padding:64px 0 48px;
}
.footer-brand img{height:44px;width:auto;mix-blend-mode:screen}
.footer-brand .f-name{margin-top:16px;font-size:16px;color:#fff;font-weight:600}
.footer-brand .f-slogan{margin-top:8px;font-size:13px;line-height:1.8}
.footer-entries{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap}
.footer-entries a{
  font-size:13px;color:#C3CBD9;border:1px solid rgba(255,255,255,.18);
  border-radius:4px;padding:7px 14px;transition:border-color .2s,color .2s;
}
.footer-entries a:hover{border-color:#fff;color:#fff}
.footer-col h3{font-size:15px;color:#fff;font-weight:600;margin-bottom:18px}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:#98A2B3;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:14px}
.footer-contact svg{flex:none;margin-top:3px;color:#6B7A94}
.footer-contact a{color:#C3CBD9}
.footer-contact a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;font-size:13px;color:#98A2B3;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.footer-bottom a{color:#98A2B3}
.footer-bottom a:hover{color:#fff}

/* ========== 滚动淡入(仅 JS 启用时) ========== */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.js .reveal.in{opacity:1;transform:none}
.js .reveal.d1{transition-delay:.08s}
.js .reveal.d2{transition-delay:.16s}
.js .reveal.d3{transition-delay:.24s}
.js .reveal.d4{transition-delay:.32s}

/* ========== 降低动态效果 ========== */
/* ================= 留资弹层 ================= */
.lead-mask{position:fixed;inset:0;z-index:2000;background:rgba(15,22,38,.55);display:flex;align-items:center;justify-content:center;padding:20px;overflow-y:auto}
.lead-mask[hidden]{display:none}
.lead-dialog{position:relative;background:#fff;border-radius:12px;box-shadow:0 20px 60px rgba(15,22,38,.28);width:100%;max-width:440px;padding:32px 28px 24px;max-height:calc(100vh - 40px);overflow-y:auto}
.lead-close{position:absolute;top:12px;right:14px;border:0;background:transparent;font-size:26px;line-height:1;color:var(--text-3);cursor:pointer;padding:4px 8px;border-radius:4px}
.lead-close:hover{background:var(--bg-alt);color:var(--text-1)}
.lead-dialog h3{font-size:22px;color:var(--text-1);margin:0 0 6px}
.lead-sub{font-size:13px;color:var(--text-3);line-height:1.6;margin:0 0 18px}
.lead-field{display:block;margin-bottom:14px}
.lead-field>span{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px}
.lead-field>span i{color:var(--logo-red);font-style:normal}
.lead-field input,.lead-field textarea{width:100%;box-sizing:border-box;border:1px solid var(--border-strong);border-radius:var(--radius);padding:10px 12px;font-size:14px;font-family:var(--font);color:var(--text-1);background:#fff;transition:border-color .15s}
.lead-field input:focus,.lead-field textarea:focus{border-color:var(--brand);outline:none}
.lead-field textarea{resize:vertical;min-height:64px}
/* 蜜罐:必须让真人完全看不见也 tab 不到,又不能用 display:none(部分机器人会跳过隐藏字段) */
.lead-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.lead-err{background:#FFF1F0;border:1px solid #FFCCC7;color:#CF1322;font-size:13px;border-radius:6px;padding:8px 10px;margin:0 0 12px}
.lead-submit{width:100%;justify-content:center;margin-top:4px}
.lead-submit[disabled]{opacity:.6;cursor:not-allowed}
.lead-privacy{font-size:12px;color:var(--text-3);line-height:1.6;margin:12px 0 0}
.lead-alt{font-size:12px;color:var(--text-3);margin:8px 0 0}
.lead-alt a{color:var(--brand)}
.lead-done{text-align:center;padding:20px 0 8px}
.lead-done h4{font-size:19px;color:var(--text-1);margin:14px 0 8px}
.lead-done p{font-size:13px;color:var(--text-3);line-height:1.7;margin:0 0 20px}
.lead-done a{color:var(--brand)}
@media (max-width:480px){.lead-dialog{padding:28px 20px 20px}}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
}

/* ========== 响应式 ========== */
@media (max-width:1080px){
  .hero h1{font-size:42px}
  .stat-num{font-size:34px}
}
@media (max-width:960px){
  .hero{padding:64px 0 120px}
  .hero .container{grid-template-columns:1fr;gap:48px}
  .hero-desc{max-width:none}
  .hero-visual{max-width:600px;margin:0 auto;width:100%}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .cap-card:last-child{grid-column:1 / -1}
  .stats-card{grid-template-columns:repeat(3,1fr);row-gap:28px}
  .stat:nth-child(4){border-left:none}
  .footer-main{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .site-header.open .nav-drawer{display:block;max-height:calc(100vh - 64px);overflow-y:auto;-webkit-overflow-scrolling:touch}
  .nav-bar{gap:16px;justify-content:space-between}
}
@media (max-width:860px){
  .ps-head{display:none}
  .ps-row{display:block;padding:36px 0}
  .ps-num{margin-bottom:14px}
  .ps-pain{padding-right:0}
  .ps-arrow{display:none}
  .ps-sol{margin-top:20px;padding-left:18px;border-left:2px solid var(--brand)}
}
@media (max-width:768px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .section-head{margin-bottom:40px}
  .section-head h2{font-size:26px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:17px}
  .cta-inner h2{font-size:27px}
  .cta-features{gap:20px}
  .stats-section{padding-bottom:64px}
}
@media (max-width:700px){
  .flow{grid-template-columns:1fr}
  .flow::before{left:27px;top:28px;bottom:28px;right:auto;width:1px;height:auto}
  .flow-node{display:grid;grid-template-columns:56px 1fr;column-gap:20px;text-align:left;padding:16px 0;align-items:start}
  .flow-node + .flow-node::before{display:none}
  .flow-icon{grid-row:1 / 4}
  .flow-step,.flow-title,.flow-desc{grid-column:2;margin-top:0}
  .flow-title{margin-top:2px}
  .flow-desc{margin-top:4px;max-width:none}
}
@media (max-width:560px){
  .container{padding:0 20px}
  .brand img{height:30px}
  .nav-actions .btn{padding:7px 12px;font-size:13px;min-height:34px}
  .nav-actions{gap:8px}
  .stats-card{grid-template-columns:repeat(2,1fr);padding:28px 4px}
  .stat{border-left:none;padding:6px 20px}
  .stat:last-child{grid-column:1 / -1}
  .stat-num{font-size:30px}
  .cap-grid{grid-template-columns:1fr}
  .cap-card{padding:28px 24px}
  .hero-actions .btn{flex:1;min-width:150px}
  .footer-main{grid-template-columns:1fr;gap:32px;padding:48px 0 32px}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:400px){
  .brand img{height:26px}
  .nav-actions .btn{padding:6px 9px;font-size:12px;min-height:32px}
  .hero h1{font-size:30px}
}