/* ============ 基础 ============ */
:root{
  --ink:#0C1424; --ink2:#243149; --muted:#63708A; --line:#E4E9F2;
  --bg:#FFFFFF; --soft:#F6F8FC; --dark:#0B1220; --dark2:#121C31;
  --brand:#2F66FF; --brand-d:#1D4FE0; --mint:#00BFA5;
  --r:16px; --r-lg:22px;
  --sh:0 6px 24px rgba(16,32,64,.07); --sh-lg:0 18px 48px rgba(12,24,48,.13);
  --wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
img{max-width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.wrap-narrow{max-width:880px}
::selection{background:rgba(47,102,255,.18)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:12px;padding:11px 20px;font-weight:600;
  font-size:15px;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn .arr{font-size:17px;transition:transform .18s}
.btn:hover .arr{transform:translateX(3px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 22px rgba(47,102,255,.28)}
.btn-primary:hover{background:var(--brand-d);box-shadow:0 12px 28px rgba(47,102,255,.36)}
.btn-ghost{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.26)}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-lg{padding:15px 26px;font-size:16px;border-radius:13px}
.btn-block{width:100%}
.text-link{color:var(--brand);font-weight:600;font-size:15px;white-space:nowrap}
.text-link:hover{text-decoration:underline}

/* ============ 导航 ============ */
.nav{position:sticky;top:0;z-index:50;height:72px;background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
  transition:box-shadow .2s}
.nav.scrolled{box-shadow:0 6px 24px rgba(12,24,48,.08)}
.nav-in{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--brand),#00C2B2);
  color:#fff;font-weight:800;font-size:20px;display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(47,102,255,.3);font-family:Georgia,serif}
.brand-mark.sm{width:28px;height:28px;border-radius:8px;font-size:15px}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:17px;letter-spacing:.5px}
.brand-txt em{font-style:normal;font-size:10px;letter-spacing:2.2px;color:var(--muted);font-weight:600}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-links a{font-size:15px;color:var(--ink2);font-weight:500;position:relative;padding:6px 0}
.nav-links a:hover,.nav-links a.active{color:var(--brand)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--brand);border-radius:2px}
.nav-right{display:flex;align-items:center;gap:12px}
.menu-btn{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;padding:0}
.menu-btn span{width:17px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.menu-btn.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-btn.open span:nth-child(2){opacity:0}
.menu-btn.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 首屏 ============ */
.hero{position:relative;background:var(--dark);color:#fff;overflow:hidden;padding:76px 0 0}
.hero::before{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 78%)}
.hero-glow{position:absolute;top:-260px;right:-160px;width:760px;height:760px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,102,255,.34),rgba(0,191,165,.10) 45%,transparent 70%);filter:blur(20px);pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;padding-bottom:78px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.6px;
  color:#B9C9E8;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);
  padding:7px 15px;border-radius:999px;margin-bottom:26px}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(0,191,165,.2)}
.hero h1{font-size:clamp(31px,3.6vw,48px);line-height:1.3;letter-spacing:-1.2px;margin:0 0 22px;font-weight:800}
.hero h1 > span,.hero h1 > em{display:block;white-space:nowrap}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,#7FA8FF 0%,#59E0CE 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:17px;line-height:1.85;color:#B8C6DE;max-width:540px;margin:0 0 34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin:22px 0 0;font-size:13px;color:#7E90AE;letter-spacing:.2px}

/* 终端装饰 */
.hero-visual{position:relative;padding:20px 0}
.term{background:#101A2E;border:1px solid rgba(255,255,255,.13);border-radius:18px;overflow:hidden;
  box-shadow:0 30px 70px rgba(0,0,0,.45);transform:rotate(-1.2deg)}
.term-bar{height:42px;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.09);
  display:flex;align-items:center;gap:7px;padding:0 16px}
.term-bar i{width:9px;height:9px;border-radius:50%;background:#FF6B6B}
.term-bar i:nth-child(2){background:#FFC857}
.term-bar i:nth-child(3){background:#4ADE9B}
.term-bar span{margin-left:auto;font-size:11px;color:#6E81A0;letter-spacing:.8px;font-family:ui-monospace,Consolas,monospace}
.term-body{padding:22px 22px 26px;font-family:ui-monospace,"SFMono-Regular",Consolas,"Microsoft YaHei",monospace;font-size:13.5px}
.term-cmd{color:#C6D6F0;margin-bottom:18px;padding-bottom:16px;border-bottom:1px dashed rgba(255,255,255,.1)}
.dim{color:#5D7195;margin-right:8px}
.cursor{display:inline-block;width:7px;height:15px;background:var(--mint);vertical-align:-3px;margin-left:5px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.term-item{display:flex;align-items:center;gap:12px;padding:9px 12px;margin-bottom:8px;border-radius:9px;
  background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.055);color:#C8D5EA}
.term-item .ok{color:var(--mint);font-weight:700}
.term-item b{margin-left:auto;color:#7FA8FF;font-weight:600;font-size:12px}
.term-foot{margin-top:18px;color:#6E81A0;font-size:12px}
.float-card{position:absolute;background:#fff;color:var(--ink);border-radius:12px;padding:11px 16px;font-size:13px;
  font-weight:600;box-shadow:var(--sh-lg);display:flex;align-items:center;gap:8px;z-index:2}
.float-a{top:-10px;left:-38px;animation:float 4s ease-in-out infinite}
.float-b{bottom:0;right:-18px;animation:float 4s ease-in-out infinite 1.2s}
@keyframes float{50%{transform:translateY(-9px)}}
.fc-dot{width:8px;height:8px;border-radius:50%;background:var(--mint)}
.fc-check{color:var(--mint);font-weight:800}

/* 数字条 */
.stats{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.11);border-radius:16px 16px 0 0;
  overflow:hidden;margin-bottom:0}
.stat{background:var(--dark);padding:24px 28px}
.stat b{font-size:30px;font-weight:800;letter-spacing:-1px;color:#fff}
.stat b i{font-style:normal;font-size:14px;font-weight:600;color:#8FA4C6;margin-left:4px}
.stat span{display:block;color:#8497B8;font-size:13px;margin-top:4px}

/* ============ 通用区块 ============ */
.section{padding:96px 0}
.section-soft{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:42px}
.kicker{font-size:12px;letter-spacing:2.6px;font-weight:700;color:var(--brand);margin-bottom:12px}
.sec-head h2{font-size:clamp(27px,3vw,38px);line-height:1.3;letter-spacing:-.8px;margin:0 0 12px;font-weight:800}
.sec-sub{color:var(--muted);font-size:16px;margin:0;max-width:660px}
.section-dark{background:var(--dark);color:#fff}
.section-dark .kicker{color:#7FA8FF}
.section-dark .sec-sub{color:#96A8C4}
.sec-head.dark h2{color:#fff}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

/* 服务卡 */
.svc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 24px 26px;
  box-shadow:var(--sh);transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column}
.svc:hover{transform:translateY(-5px);box-shadow:var(--sh-lg);border-color:rgba(47,102,255,.35)}
.svc-icon{width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,#EAF0FF,#E3F8F4);
  display:grid;place-items:center;margin-bottom:20px;color:var(--brand)}
.svc-icon svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.svc h3{margin:0 0 10px;font-size:19px;font-weight:700}
.svc p{margin:0 0 18px;color:var(--muted);font-size:14.5px;line-height:1.75;flex:1}
.svc-tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:18px}
.svc-tags span{font-size:12px;color:var(--brand);background:#F0F4FF;border-radius:6px;padding:4px 9px;font-weight:600}
.svc-link{font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.svc-link:hover{gap:10px}

/* ============ 目录 ============ */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.tab{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 20px;font-size:14.5px;
  font-weight:600;color:var(--ink2);cursor:pointer;transition:.18s}
.tab:hover{border-color:var(--brand);color:var(--brand)}
.tab.on{background:var(--ink);border-color:var(--ink);color:#fff}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 24px 24px;
  display:flex;flex-direction:column;box-shadow:var(--sh);transition:transform .2s,box-shadow .2s;
  position:relative;overflow:hidden}
.prod:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.prod::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--mint));opacity:0;transition:opacity .2s}
.prod:hover::before{opacity:1}
.prod-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.cat-badge{font-size:12px;font-weight:700;letter-spacing:.4px;color:var(--brand);background:#EDF2FF;
  border-radius:6px;padding:5px 10px}
.hot{font-size:12px;font-weight:700;color:#D2410B;background:#FFF0E6;border-radius:6px;padding:5px 10px}
.prod h3{margin:0 0 10px;font-size:18px;font-weight:700;line-height:1.45}
.prod p{margin:0 0 16px;color:var(--muted);font-size:14px;line-height:1.72;flex:1}
.prod-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:20px}
.prod-tags span{font-size:12px;color:#5A6884;background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:3px 9px}
.prod-foot{border-top:1px dashed var(--line);padding-top:18px;display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.prod-price b{display:block;font-size:23px;font-weight:800;letter-spacing:-.6px;color:var(--ink);line-height:1.2}
.prod-price span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.prod .btn{padding:9px 15px;font-size:13.5px;border-radius:10px}
.custom-card{margin-top:28px;background:linear-gradient(110deg,#101A2E,#1B2C4C);color:#fff;border-radius:var(--r-lg);
  padding:30px 34px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  box-shadow:var(--sh-lg)}
.custom-card h3{margin:0 0 8px;font-size:21px}
.custom-card p{margin:0;color:#A9BAD6;font-size:14.5px}
.custom-card .btn-dark{background:#fff;color:var(--ink)}
.custom-card .btn-dark:hover{background:#E9EFFF}

/* ============ 流程 ============ */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.process::before{content:"";position:absolute;top:32px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--mint));opacity:.28}
.pstep{text-align:center;padding:0 18px;position:relative}
.pnum{width:64px;height:64px;border-radius:50%;margin:0 auto 22px;background:#fff;border:2px solid var(--brand);
  color:var(--brand);display:grid;place-items:center;font-weight:800;font-size:19px;
  box-shadow:0 0 0 8px #F2F6FF;position:relative;z-index:1}
.pstep:nth-child(3) .pnum{border-color:var(--mint);color:#009E89;box-shadow:0 0 0 8px #EAFBF7}
.pstep:nth-child(4) .pnum{border-color:var(--mint);color:#009E89;box-shadow:0 0 0 8px #EAFBF7}
.pstep h3{margin:0 0 10px;font-size:18px;font-weight:700}
.pstep p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}

/* ============ 保障 ============ */
.guar{background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.11);border-radius:var(--r);
  padding:26px 24px;transition:background .2s,transform .2s}
.guar:hover{background:rgba(255,255,255,.08);transform:translateY(-4px)}
.guar-n{font-size:12px;letter-spacing:2px;color:#7FA8FF;font-weight:700;margin-bottom:16px}
.guar h3{margin:0 0 10px;font-size:17.5px;font-weight:700;color:#fff}
.guar p{margin:0;color:#9AAECC;font-size:14px;line-height:1.75}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:none;border:0;padding:22px 4px;display:flex;align-items:center;
  justify-content:space-between;gap:20px;text-align:left;cursor:pointer;font-size:16.5px;font-weight:650;color:var(--ink)}
.faq-q:hover{color:var(--brand)}
.faq-q .plus{flex-shrink:0;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--muted);font-size:17px;transition:.2s;line-height:1}
.faq-item.open .faq-q{color:var(--brand)}
.faq-item.open .plus{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{margin:0;padding:0 50px 24px 4px;color:var(--muted);font-size:15px;line-height:1.85}

/* ============ 联系 ============ */
.section-cta{background:linear-gradient(160deg,#F4F7FF 0%,#EAF7F4 100%);border-top:1px solid var(--line)}
.cta-in{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.cta-copy h2{font-size:clamp(28px,3.2vw,40px);line-height:1.3;letter-spacing:-.8px;margin:0 0 18px;font-weight:800}
.cta-copy>p{color:var(--ink2);font-size:16px;line-height:1.8;margin:0 0 30px;max-width:480px}
.contact-ways{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:8px 20px;box-shadow:var(--sh);max-width:480px}
.contact-row{display:flex;align-items:center;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line)}
.contact-row:last-child{border-bottom:0}
.c-label{font-size:13px;color:var(--muted);width:38px;flex-shrink:0}
.contact-row code{font-family:ui-monospace,Consolas,"Microsoft YaHei",monospace;font-size:15px;font-weight:600;color:var(--ink);flex:1;word-break:break-all}
.copy-btn{border:1px solid var(--line);background:var(--soft);border-radius:8px;padding:5px 12px;
  font-size:12.5px;font-weight:600;color:var(--brand);cursor:pointer}
.copy-btn:hover{background:#E7EEFF}
.cta-note{font-size:13px;color:var(--muted);margin:16px 0 0}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;
  box-shadow:var(--sh-lg)}
.form-card h3{margin:0 0 8px;font-size:21px}
.form-hint{margin:0 0 24px;color:var(--muted);font-size:13.5px;line-height:1.7}
.form-card label{display:block;font-size:14px;font-weight:600;color:var(--ink2);margin-bottom:16px}
.form-card input,.form-card select,.form-card textarea{display:block;width:100%;margin-top:8px;
  border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-size:14.5px;color:var(--ink);
  background:#FBFCFE;outline:none;transition:border-color .18s,box-shadow .18s;font-weight:400}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,102,255,.12);background:#fff}
.form-card textarea{resize:vertical;line-height:1.6}
.form-card input.err,.form-card textarea.err{border-color:#E5533D;box-shadow:0 0 0 3px rgba(229,83,61,.1)}
.form-status{min-height:20px;margin:12px 0 0;font-size:13.5px;font-weight:600}
.form-status.ok{color:#008F77}
.form-status.bad{color:#D2410B}
.form-fine{margin:6px 0 0;font-size:12px;color:#8B97AC;line-height:1.6}

/* ============ 页脚 ============ */
.footer{background:var(--dark);color:#93A5C2;padding:38px 0}
.foot-in{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff}
.foot-brand b{font-size:16px}
.foot-brand span:last-child{font-size:12.5px;color:#7185A5;margin-left:6px}
.foot-links{display:flex;gap:24px;font-size:13.5px}
.foot-links a:hover{color:#fff}
.foot-copy{font-size:12.5px;color:#62769A}

/* ============ 出现动画 ============
   SEO 站不做「默认隐藏」：正文必须在不执行 JS 的情况下完整可见，
   否则爬虫/无头浏览器/JS 报错时整块内容都是空的 */
.reveal{opacity:1;transform:none}
.reveal.in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media(max-width:1060px){
  .nav-links{gap:18px}
  .hero-in{gap:34px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .cta-in{gap:34px}
}
@media(max-width:860px){
  .nav-links{position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;gap:0;padding:10px 28px 18px;display:none;box-shadow:var(--sh-lg)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav-links a.active::after{display:none}
  .menu-btn{display:flex}
  .hero-in{grid-template-columns:1fr;padding-bottom:56px}
  .hero-visual{max-width:520px;margin:0 auto;width:100%}
  .process{grid-template-columns:repeat(2,1fr);gap:36px 0}
  .process::before{display:none}
  .cta-in{grid-template-columns:1fr}
  .section{padding:72px 0}
}
@media(max-width:620px){
  .wrap{padding:0 18px}
  .hero{padding-top:52px}
  .hero h1{font-size:28px;letter-spacing:-.6px}
  .hero h1 > span,.hero h1 > em{white-space:normal}
  .hero-actions .btn{width:100%}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{padding:18px 20px}
  .stat b{font-size:25px}
  .grid-4,.grid-3{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .float-a{left:0}
  .float-b{right:0}
  .form-card{padding:24px 20px}
  .custom-card{flex-direction:column;align-items:flex-start}
  .foot-in{flex-direction:column;align-items:flex-start;gap:18px}
  .foot-links{flex-wrap:wrap;gap:16px}
}

/* ============ 产品页 / 分类页（SEO 落地页） ============ */
.crumbs{border-bottom:1px solid var(--line);background:var(--soft);padding-top:76px}
.crumbs ol{list-style:none;margin:0;padding:14px 0;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs a{color:var(--brand);font-weight:600}
.crumbs a:hover{text-decoration:underline}
.crumbs .sep{color:#B7C1D2}
.crumbs li span[aria-current],.crumbs li>span:not(.sep){color:var(--ink2)}
.detail{padding:64px 0 90px}
.detail-in{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}
.detail-main{min-width:0}
.detail-main h1{font-size:clamp(28px,3.2vw,40px);line-height:1.3;letter-spacing:-.8px;margin:6px 0 16px;font-weight:800}
.detail-main h2{font-size:22px;line-height:1.4;margin:42px 0 14px;font-weight:750;letter-spacing:-.3px}
.detail-main p{color:var(--ink2);font-size:16px;line-height:1.9;margin:0 0 16px}
.detail-lead{font-size:17.5px!important;color:var(--muted)!important;max-width:760px}
.detail-tags{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 8px}
.detail-tags span{font-size:13px;color:var(--brand);background:#EDF2FF;border-radius:7px;padding:5px 11px;font-weight:600}
.detail-price{display:flex;align-items:baseline;gap:12px;background:var(--soft);border:1px solid var(--line);
  border-radius:var(--r);padding:20px 24px;margin:0 0 20px}
.detail-price b{font-size:32px;font-weight:800;letter-spacing:-1px;color:var(--ink)}
.detail-price span{font-size:14px;color:var(--muted)}
.detail-list{list-style:none;margin:0 0 8px;padding:0}
.detail-list li{position:relative;padding:10px 0 10px 26px;border-bottom:1px dashed var(--line);
  color:var(--ink2);font-size:15.5px;line-height:1.75}
.detail-list li:last-child{border-bottom:0}
.detail-list li::before{content:"✓";position:absolute;left:0;top:10px;color:var(--mint);font-weight:800}
.detail-main .faq-list{margin-top:8px}
.detail-cta{margin-top:52px;background:linear-gradient(110deg,#101A2E,#1B2C4C);color:#fff;
  border-radius:var(--r-lg);padding:34px 36px;display:flex;flex-direction:column;align-items:flex-start;gap:0}
.detail-cta h2{margin:0 0 10px!important;color:#fff;font-size:24px!important}
.detail-cta p{color:#A9BAD6!important;font-size:15px!important;margin:0 0 22px!important}
.detail-cta .btn-ghost-dark{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.26)}
.detail-cta .btn-ghost-dark:hover{background:rgba(255,255,255,.14)}
.detail-cta .btn-lg{width:auto}
.detail-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh)}
.side-card h3{margin:0 0 16px;font-size:17px;font-weight:700}
.side-card ul{list-style:none;margin:0 0 16px;padding:0}
.side-card li{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px}
.side-card li:last-child{border-bottom:0}
.side-card li a{color:var(--ink2);font-weight:600;line-height:1.5}
.side-card li a:hover{color:var(--brand)}
.side-card li span{color:var(--brand);font-weight:700;white-space:nowrap;font-size:13px}
.side-contact{background:var(--soft)}
.side-contact p{margin:0 0 10px;color:var(--muted);font-size:14px}
.side-contact code{font-family:ui-monospace,Consolas,"Microsoft YaHei",monospace;color:var(--ink);font-weight:700;font-size:15px}
.side-contact .btn{margin-top:12px}
.cat-count{font-size:15px!important;color:var(--muted)!important;margin:6px 0 30px!important}
.cat-nav{margin-top:48px;border-top:1px solid var(--line);padding-top:28px}
.cat-nav h2{font-size:19px;margin:0 0 14px!important}
.cat-nav ul{list-style:none;display:flex;gap:12px;flex-wrap:wrap;margin:0;padding:0}
.cat-nav a{display:inline-block;border:1px solid var(--line);border-radius:10px;padding:9px 16px;
  font-size:14px;font-weight:600;color:var(--ink2);background:#fff}
.cat-nav a:hover{border-color:var(--brand);color:var(--brand)}
.prod h3 a{color:inherit}
.prod h3 a:hover{color:var(--brand)}
.prod h3 a::after{content:"";display:block}
@media(max-width:1060px){.detail-in{grid-template-columns:1fr;gap:32px}.detail-side{position:static;flex-direction:row;flex-wrap:wrap}.side-card{flex:1;min-width:260px}}
@media(max-width:620px){.crumbs{padding-top:72px}.detail{padding:44px 0 64px}.detail-cta{padding:26px 22px}.detail-side{flex-direction:column}.side-card{min-width:0}}

/* ============ GEO：实体定义条 / 文章 / 答案块 ============ */
.entity-strip{background:#fff;border-bottom:1px solid var(--line)}
.entity-in{display:flex;gap:28px;align-items:flex-start;padding-top:26px;padding-bottom:26px}
.entity-label{flex-shrink:0;font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--brand);
  background:#EDF2FF;border-radius:7px;padding:6px 11px;margin-top:3px}
.entity-in p{margin:0;color:var(--ink2);font-size:15.5px;line-height:1.85;max-width:960px}
.entity-in strong{color:var(--ink)}

.art-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;
  box-shadow:var(--sh);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.art-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:rgba(47,102,255,.35)}
.art-card>a{display:block;flex:1}
.art-q{display:inline-block;font-size:12px;font-weight:700;color:var(--brand);background:#EDF2FF;
  border-radius:6px;padding:4px 10px;margin-bottom:14px}
.art-card h3{margin:0 0 10px;font-size:18px;line-height:1.5;font-weight:700;color:var(--ink)}
.art-card:hover h3{color:var(--brand)}
.art-card p{margin:0 0 18px;color:var(--muted);font-size:14px;line-height:1.78;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.art-meta{display:flex;justify-content:space-between;gap:12px;border-top:1px dashed var(--line);
  padding-top:14px;font-size:12.5px;color:#8B97AC}
.art-meta span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-page{padding:60px 0 90px}
.article-in{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:56px;align-items:start}
.article-main{min-width:0;max-width:800px}
.article-main h1{font-size:clamp(28px,3.2vw,40px);line-height:1.32;letter-spacing:-.8px;margin:6px 0 14px;font-weight:800}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:var(--muted);margin-bottom:24px}
.answer-box{background:linear-gradient(120deg,#F0F5FF,#EAF9F5);border:1px solid #CFE0FF;
  border-left:4px solid var(--brand);border-radius:12px;padding:20px 24px;margin:0 0 34px}
.answer-label{display:block;font-size:12px;font-weight:800;letter-spacing:1.2px;color:var(--brand);margin-bottom:9px}
.answer-box p{margin:0;font-size:16.5px;line-height:1.85;color:var(--ink);font-weight:600}
.article-main h2{font-size:22px;line-height:1.45;margin:40px 0 14px;font-weight:750;letter-spacing:-.3px;
  scroll-margin-top:100px}
.geo-section{margin-bottom:6px}
.geo-section p{color:var(--ink2);font-size:16px;line-height:1.9;margin:0 0 16px}
.geo-list{list-style:none;margin:0 0 20px;padding:0}
.geo-list li{position:relative;padding:9px 0 9px 26px;border-bottom:1px dashed var(--line);
  color:var(--ink2);font-size:15.5px;line-height:1.75}
.geo-list li:last-child{border-bottom:0}
.geo-list li::before{content:"→";position:absolute;left:0;top:9px;color:var(--brand);font-weight:800}
.geo-callout{margin:20px 0 26px;padding:16px 20px;border-left:3px solid var(--mint);background:#F2FBF9;
  border-radius:0 10px 10px 0;color:#0A6A5C;font-size:15.5px;line-height:1.8;font-weight:600}
.geo-table-wrap{overflow-x:auto;margin:0 0 24px;border:1px solid var(--line);border-radius:12px}
.geo-table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px}
.geo-table th{background:#F2F6FF;color:var(--ink);font-weight:700;text-align:left;padding:12px 16px;
  border-bottom:1px solid var(--line);white-space:nowrap}
.geo-table td{padding:12px 16px;border-bottom:1px solid var(--line);color:var(--ink2);line-height:1.7;vertical-align:top}
.geo-table tr:last-child td{border-bottom:0}
.geo-table td:first-child{font-weight:650;color:var(--ink);white-space:nowrap}
.article-main .faq-list{margin-top:6px}
.related-prod{margin-top:44px}
.related-prod h2{font-size:19px!important;margin:0 0 14px!important}
.related-prod ul{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.related-prod li{display:flex;justify-content:space-between;gap:14px;padding:13px 18px;border-bottom:1px solid var(--line);font-size:15px}
.related-prod li:last-child{border-bottom:0}
.related-prod li a{color:var(--ink2);font-weight:600}
.related-prod li a:hover{color:var(--brand)}
.related-prod li span{color:var(--brand);font-weight:700;white-space:nowrap}
.article-src{margin:32px 0 0;font-size:13px!important;color:#8B97AC!important;line-height:1.8}
.article-src a{color:var(--brand)}
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.geo-toc{list-style:none;margin:0;padding:0;counter-reset:toc}
.geo-toc li{counter-increment:toc;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13.5px;line-height:1.6}
.geo-toc li:last-child{border-bottom:0}
.geo-toc li::before{content:counter(toc,decimal-leading-zero);color:var(--brand);font-weight:700;margin-right:9px;font-size:12px}
.geo-toc a{color:var(--ink2)}
.geo-toc a:hover{color:var(--brand)}
@media(max-width:1060px){.article-in{grid-template-columns:1fr;gap:32px}.article-side{position:static;flex-direction:row;flex-wrap:wrap}.article-side .side-card{flex:1;min-width:250px}}
@media(max-width:620px){.entity-in{flex-direction:column;gap:12px}.article-page{padding:44px 0 64px}.answer-box{padding:18px}.article-side{flex-direction:column}.article-side .side-card{min-width:0}}

/* 企业微信二维码联系块（2026-11-05） */
.contact-qr{display:flex;align-items:center;gap:16px;margin:18px 0 4px;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--soft)}
.contact-qr .qr-img{flex:0 0 auto;line-height:0}
.contact-qr img{width:132px;height:132px;border-radius:8px;background:#fff}
.contact-qr .qr-copy strong{display:block;font-size:16px;color:var(--ink);margin-bottom:6px}
.contact-qr .qr-copy p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}