:root{
    --navy:#0B2239;
    --navy-2:#0E2B47;
    --brand:#0F4C81;
    --brand-2:#0C3D68;
    --accent:#00A3E0;
    --ink:#101828;
    --muted:#5A6B7B;
    --line:#E4E9F0;
    --bg:#F7F9FC;
    --white:#fff;
    --container:1200px;
    --font:"Inter","Segoe UI",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{margin:0;background:var(--white);color:var(--ink);font:400 16px/1.6 var(--font);-webkit-font-smoothing:antialiased}
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  h1,h2,h3,p,ul{margin:0}
  ul{padding:0;list-style:none}
  .wrap{max-width:var(--container);margin:0 auto;padding:0 32px}

  /* ---------- header ---------- */
  header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(8px)}
  .nav{display:flex;align-items:center;gap:40px;height:76px}
  .nav img{height:48px;width:auto}
  .nav-links{display:flex;gap:32px;margin-left:auto}
  .nav-links a{font-size:14px;font-weight:500;color:#243447;letter-spacing:.01em}
  .nav-links a:hover{color:var(--brand)}
  .nav-cta{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;background:var(--brand);color:#fff;font-size:14px;font-weight:600;border-radius:3px;letter-spacing:.01em}
  .nav-cta:hover{background:var(--brand-2)}
  .nav-cta svg{width:14px;height:14px}
  .lang{font-size:12.5px;letter-spacing:.06em;color:#5A6B7B;border:1px solid var(--line);border-radius:3px;padding:7px 11px;line-height:1;white-space:nowrap}
  .lang:hover{color:var(--brand);border-color:var(--brand)}

  /* ---------- hero ---------- */
  .hero{position:relative;min-height:min(86svh,760px);display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--navy)}
  .hero::before{content:"";position:absolute;inset:0;background:url("hero_ship.webp") center/cover no-repeat;transform:scale(1.02)}
  .hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,20,34,.94) 0%,rgba(6,20,34,.82) 42%,rgba(6,20,34,.38) 100%)}
  .hero-inner{position:relative;z-index:2;width:100%;padding:96px 32px 0}
  .eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:#9FD8F2}
  .eyebrow::before{content:"";width:28px;height:1px;background:#9FD8F2;opacity:.7}
  .hero h1{margin-top:22px;font-size:clamp(40px,5.4vw,68px);line-height:1.03;font-weight:600;letter-spacing:-.03em;max-width:15ch}
  .hero p.lead{margin-top:24px;font-size:clamp(16px,1.35vw,18px);line-height:1.65;color:rgba(255,255,255,.82);max-width:56ch;font-weight:300}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
  .btn{display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 26px;font-size:15px;font-weight:600;border-radius:3px;letter-spacing:.01em;transition:background .18s,border-color .18s}
  .btn-primary{background:var(--accent);color:#04202F}
  .btn-primary:hover{background:#22b4ea}
  .btn-ghost{border:1px solid rgba(255,255,255,.32);color:#fff}
  .btn-ghost:hover{border-color:rgba(255,255,255,.7)}
  .btn svg{width:16px;height:16px}

  .hero-proof{position:relative;z-index:2;margin-top:auto;border-top:1px solid rgba(255,255,255,.14);background:rgba(6,20,34,.35);backdrop-filter:blur(2px)}
  .proof{display:grid;grid-template-columns:repeat(3,1fr);padding:26px 32px 30px}
  .proof div + div{border-left:1px solid rgba(255,255,255,.14);padding-left:44px}
  .proof b{display:block;font-size:34px;line-height:1.1;font-weight:600;letter-spacing:-.02em}
  .proof span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.62);letter-spacing:.02em}
  .hero-flex{display:flex;flex-direction:column;width:100%;min-height:inherit}
  .hero-flex .hero-inner{flex:1;display:flex;flex-direction:column;justify-content:center}

  /* ---------- sections ---------- */
  section{padding:104px 0}
  .sec-head{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:end;margin-bottom:64px}
  .sec-head .eyebrow{color:var(--brand)}
  .sec-head .eyebrow::before{background:var(--brand);opacity:.5}
  .sec-head h2{margin-top:16px;font-size:clamp(30px,3.4vw,44px);line-height:1.08;letter-spacing:-.025em;font-weight:600;max-width:18ch}
  .sec-head p{color:var(--muted);font-size:17px;line-height:1.65;max-width:44ch;font-weight:300}

  /* services: editorial rows, no cards */
  .services{display:grid;grid-template-columns:1fr 1fr;column-gap:80px}
  .service{padding:36px 0 40px;border-top:1px solid var(--line);display:grid;grid-template-columns:56px 1fr;gap:20px}
  .service .num{font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--accent);padding-top:6px}
  .service h3{font-size:23px;line-height:1.25;font-weight:600;letter-spacing:-.01em}
  .service p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.65;max-width:46ch}
  .service ul{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px 10px}
  .service li{font-size:12.5px;color:#33475B;background:#F1F5F9;border:1px solid var(--line);padding:5px 10px;border-radius:2px;letter-spacing:.01em}

  /* why band */
  .band{background:var(--navy);color:#fff;padding:104px 0}
  .band-grid{display:grid;grid-template-columns:1fr 1fr;gap:88px}
  .band h2{font-size:clamp(30px,3.4vw,46px);line-height:1.05;letter-spacing:-.03em;font-weight:600;max-width:34ch}
  .band .sub{margin-top:20px;color:rgba(255,255,255,.68);font-size:16px;line-height:1.7;max-width:40ch;font-weight:300}
  .proof-list{display:grid;gap:0}
  .band-note{margin-top:32px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.42)}
  .proof-item{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.12)}
  .proof-item:first-child{border-top:1px solid rgba(255,255,255,.12)}
  .proof-item b{font-size:26px;font-weight:600;letter-spacing:-.01em;color:#fff}
  .proof-item b em{font-style:normal;font-size:12px;font-weight:500;color:#8FD3F2;display:block;letter-spacing:.1em;margin-top:4px}
  .proof-item p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.6;font-weight:300}

  /* cta */
  .cta{background:var(--bg);padding:104px 0}
  .cta-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:64px;align-items:center}
  .cta h2{font-size:clamp(30px,3.6vw,46px);line-height:1.06;letter-spacing:-.03em;font-weight:600;max-width:22ch}
  .cta p{margin-top:18px;color:var(--muted);font-size:17px;line-height:1.65;max-width:44ch;font-weight:300}
  .cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
  .cta .btn-primary{background:var(--brand);color:#fff;height:56px;padding:0 28px}
  .cta .btn-primary:hover{background:var(--brand-2)}
  .cta .mail{font-size:14px;color:var(--muted)}
  .cta .mail a{color:var(--brand);border-bottom:1px solid rgba(15,76,129,.3);padding-bottom:2px}

  /* footer */
  footer{background:var(--navy);color:rgba(255,255,255,.66);padding:72px 0 28px}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px}
  .foot-brand img{height:48px;width:auto;margin-bottom:20px}
  .foot-brand p{font-size:13.5px;line-height:1.7;max-width:30ch}
  .foot-brand .tagline{font-size:15px;letter-spacing:.01em;color:rgba(255,255,255,.6)}
  .foot-col h4{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:600;margin:0 0 18px}
  .foot-col li{margin-bottom:10px;font-size:14px}
  .foot-col a:hover{color:#fff}
  .foot-bottom{display:flex;justify-content:space-between;gap:24px;margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:rgba(255,255,255,.4)}

  /* ---------- responsive ---------- */
  @media (max-width:980px){
    .sec-head,.band-grid,.cta-grid{grid-template-columns:1fr;gap:28px}
    .services{grid-template-columns:1fr;column-gap:0}
    .foot-grid{grid-template-columns:1fr 1fr}
    .nav-links{display:none}
    .nav-cta{margin-left:auto}
  }
  @media (max-width:640px){
    .wrap{padding:0 20px}
    section{padding:64px 0}
    .hero{min-height:auto}
    .hero-inner{padding:64px 20px 48px}
    .hero-flex{min-height:0}
    .hero h1{max-width:100%}
    .proof{grid-template-columns:1fr;padding:0 20px}
    .proof div{padding:18px 0!important;border-left:0!important;border-top:1px solid rgba(255,255,255,.14)}
    .proof div:first-child{border-top:0}
    .proof b{font-size:28px}
    .service{grid-template-columns:40px 1fr;gap:14px;padding:28px 0 30px}
    .band{padding:64px 0}
    .proof-item{grid-template-columns:1fr;gap:6px;padding:18px 0}
    .cta{padding:64px 0}
    .foot-grid{grid-template-columns:1fr;gap:36px}
    .foot-bottom{flex-direction:column;gap:8px}
    .nav{height:64px;gap:16px}
    .nav img{height:36px}
  }

/* ---------- 子页通用 ---------- */
.nav-links a.active{color:var(--brand)}
.page-hero{background:var(--navy);color:#fff;padding:84px 0 72px}
.page-hero h1{margin-top:18px;font-size:clamp(36px,4.6vw,56px);line-height:1.05;letter-spacing:-.03em;font-weight:600;max-width:34ch}
.page-hero p{margin-top:18px;color:rgba(255,255,255,.68);font-size:17px;line-height:1.65;max-width:56ch;font-weight:300}
.crumb{display:flex;gap:10px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.45)}
.crumb a:hover{color:#fff}
.crumb span{opacity:.5}

.prose{max-width:66ch;font-size:17px;line-height:1.75;color:#31445A;font-weight:300}
.prose p + p{margin-top:18px}
.prose strong{font-weight:600;color:var(--ink)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.split .txt{max-width:52ch}

.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:40px}
.value{padding-top:22px;border-top:1px solid var(--line)}
.value h3{font-size:18px;font-weight:600;letter-spacing:-.01em}
.value p{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.65;font-weight:300}

.svc-row{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center;padding:72px 0;border-top:1px solid var(--line)}
.svc-row.rev .media{order:2}
.svc-row .media img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.svc-row h2{font-size:clamp(26px,3vw,34px);letter-spacing:-.02em;line-height:1.15;font-weight:600}
.svc-row p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.7;font-weight:300;max-width:46ch}
.svc-row ul{margin-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.svc-row li{position:relative;padding-left:18px;font-size:14px;color:#33475B}
.svc-row li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:1px;background:var(--brand)}

.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.mini{background:#fff;padding:28px}
.mini h3{font-size:16px;font-weight:600}
.mini p{margin-top:8px;font-size:13.5px;color:var(--muted);font-weight:300;line-height:1.6}

.form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#5A6B7B;margin-bottom:8px;font-weight:600}
.form input,.form select,.form textarea{width:100%;height:50px;border:1px solid var(--line);background:#fff;padding:0 14px;font:400 15px/1.4 var(--font);color:var(--ink);border-radius:2px;outline:none}
.form textarea{height:132px;padding:12px 14px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,76,129,.1)}
.form button{grid-column:1/-1;justify-self:start;height:52px;padding:0 26px;background:var(--brand);color:#fff;border:0;border-radius:2px;font-weight:600;font-size:15px;cursor:pointer}
.form button:hover{background:var(--brand-2)}

.offices{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.office{padding-top:18px;border-top:1px solid var(--line)}
.office h3{font-size:15px;font-weight:600}
.office p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.65}

.track-card{max-width:520px;background:#fff;border:1px solid var(--line);padding:36px;box-shadow:0 24px 48px rgba(11,34,57,.06)}
.track-card .row{margin-bottom:18px}
.track-card .row:last-of-type{margin-bottom:24px}
.track-card button{width:100%;height:50px;background:var(--brand);color:#fff;border:0;border-radius:2px;font-weight:600;font-size:15px;cursor:pointer}
.track-card button:hover{background:var(--brand-2)}
.note{font-size:13px;color:var(--muted);line-height:1.7;max-width:44ch}

.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:start}
.contact-list{display:grid;gap:26px}
.contact-list h3{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#5A6B7B;font-weight:600;margin-bottom:8px}
.contact-list p{font-size:15.5px;line-height:1.6;color:var(--ink);font-weight:300}
.contact-list a{color:var(--brand)}

@media (max-width:980px){
  .split,.svc-row,.contact-grid{grid-template-columns:1fr;gap:32px}
  .svc-row.rev .media{order:0}
  .grid-4{grid-template-columns:1fr 1fr}
  .offices{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .page-hero{padding:56px 0 48px}
  .grid-4,.mini-grid,.offices,.form{grid-template-columns:1fr}
  .svc-row ul{grid-template-columns:1fr}
  .svc-row{padding:48px 0}
}

.adv{display:grid;grid-template-columns:1fr 1fr;column-gap:72px}
.adv-item{padding:30px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:48px 1fr;gap:14px}
.adv-item span{font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--accent);padding-top:4px}
.adv-item h3{font-size:19px;font-weight:600;letter-spacing:-.01em}
.adv-item p{margin-top:8px;color:var(--muted);font-size:14.5px;line-height:1.65;font-weight:300}
@media (max-width:780px){.adv{grid-template-columns:1fr}}

.track-card label{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#5A6B7B;margin-bottom:8px;font-weight:600}
.track-card input{width:100%;height:50px;border:1px solid var(--line);background:#fff;padding:0 14px;font:400 15px/1.4 var(--font);color:var(--ink);border-radius:2px;outline:none}
.track-card input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,76,129,.1)}
.contact-note{margin-top:34px;padding-top:22px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted);line-height:1.7;max-width:38ch}

/* ---------- mobile navigation ---------- */
header.is-scrolled{box-shadow:0 1px 0 rgba(11,34,57,.04),0 8px 24px rgba(11,34,57,.06)}
.nav > a.brand{display:flex;align-items:center}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;padding:0;border:1px solid var(--line);background:#fff;border-radius:3px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);transition:transform .18s,opacity .18s}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.nav-panel{display:none;border-top:1px solid var(--line);background:#fff}
body.nav-open .nav-panel{display:block}
.nav-panel a{display:block;padding:15px 20px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:#243447}
.nav-panel a.active{color:var(--brand)}
.nav-panel .nav-cta-m{display:block;margin:16px 20px 20px;padding:14px 20px;text-align:center;background:var(--brand);color:#fff;border:0;border-radius:3px;font-weight:600}

/* ---------- form feedback ---------- */
.form-status{grid-column:1/-1;display:none;padding:12px 14px;font-size:14px;line-height:1.55;border-radius:2px}
.form-status.ok{display:block;background:#EAF6EC;border:1px solid #BFE3C6;color:#1D6B2F}
.form-status.bad{display:block;background:#FDECEC;border:1px solid #F5C2C2;color:#A52222}

/* ---------- customer portal (track page) ---------- */
.portal{max-width:1080px}
.portal-panel{background:#fff;border:1px solid var(--line);border-radius:4px;padding:32px;margin-bottom:24px}
.portal-panel h2{font-size:22px;font-weight:600;letter-spacing:-.01em;margin:0}
.portal-panel .hint{margin-top:8px;margin-bottom:22px;font-size:14px;color:var(--muted);line-height:1.6;max-width:62ch;font-weight:300}
.portal-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.portal-field label{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#5A6B7B;font-weight:600;margin-bottom:8px}
.portal-field input{width:100%;height:50px;border:1px solid var(--line);background:#fff;padding:0 14px;font:400 15px/1.4 var(--font);color:var(--ink);border-radius:2px;outline:none}
.portal-field input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,76,129,.1)}
.portal .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 26px;background:var(--brand);color:#fff;border:0;border-radius:2px;font:600 15px/1 var(--font);cursor:pointer}
.portal .btn:hover{background:var(--brand-2)}
.portal .btn-ghost{background:#F1F5F9;color:var(--ink);border:1px solid var(--line)}
.portal .btn-ghost:hover{background:#E8EEF6}
.portal .btn:disabled{opacity:.6;cursor:not-allowed}
.portal .msg{display:none;padding:12px 14px;border-radius:2px;font-size:14px;margin-bottom:18px;line-height:1.55}
.portal .msg.error{display:block;background:#FDECEC;border:1px solid #F5C2C2;color:#A52222}
.portal .msg.ok{display:block;background:#EAF6EC;border:1px solid #BFE3C6;color:#1D6B2F}
.portal .who{font-size:13.5px;color:var(--muted)}
.portal .mini{margin-top:16px;font-size:13px;color:var(--muted)}
.portal .mini a{color:var(--brand)}
.portal .toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:20px 0 16px}
.portal .toolbar input{flex:1 1 260px;height:46px;border:1px solid var(--line);background:#fff;padding:0 14px;font:400 14.5px/1.4 var(--font);color:var(--ink);border-radius:2px;outline:none}
.portal .toolbar input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,76,129,.1)}
.portal .chips{display:flex;gap:8px;flex-wrap:wrap}
.portal .chip{padding:8px 15px;border-radius:2px;font-size:13px;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer}
.portal .chip.on{background:var(--brand);border-color:var(--brand);color:#fff}
.portal .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin:22px 0 0}
.portal .stat{background:#fff;padding:18px;text-align:center}
.portal .stat .n{font-size:24px;font-weight:600;letter-spacing:-.02em;color:var(--ink)}
.portal .stat .l{font-size:12px;color:var(--muted);margin-top:4px}
.portal .stat.green .n{color:#1D7A42}
.portal .stat.blue .n{color:var(--brand)}
.portal .cards{display:grid;gap:12px}
.portal .card{background:#fff;border:1px solid var(--line);border-left:3px solid #CBD5E1;padding:16px 18px}
.portal .card.in_stock{border-left-color:#E9A227}
.portal .card.partial{border-left-color:#7C5CD6}
.portal .card.shipped{border-left-color:#35A05C}
.portal .card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.portal .rc{font-size:15px;font-weight:600;color:var(--ink)}
.portal .rc small{display:block;font-weight:400;font-size:12px;color:var(--muted);margin-top:3px}
.portal .badge{padding:5px 11px;border-radius:2px;font-size:12px;font-weight:600;white-space:nowrap}
.portal .badge.in_stock{background:#FDF3E0;color:#8A5A0E}
.portal .badge.partial{background:#F0EBFD;color:#5638AD}
.portal .badge.shipped{background:#E8F6ED;color:#1D7A42}
.portal .kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px 16px}
.portal .empty{padding:28px 0;text-align:center;color:var(--muted);font-size:14px}
.portal .spinner{width:22px;height:22px;border:2px solid var(--line);border-top-color:var(--brand);border-radius:50%;animation:pspin .8s linear infinite}
@keyframes pspin{to{transform:rotate(360deg)}}
@media (max-width:980px){
  .nav-toggle{display:flex}
  .nav .nav-cta{display:none}
  .portal .stat-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .portal-panel{padding:22px}
  .portal-row{grid-template-columns:1fr}
  .portal .stat-grid{grid-template-columns:1fr 1fr}
}

/* ---------- Chinese typography (cn/ pages) ---------- */
html[lang="zh-CN"] body{letter-spacing:.01em}
html[lang="zh-CN"] .hero h1{max-width:15em;line-height:1.18;letter-spacing:0}
html[lang="zh-CN"] .page-hero h1{max-width:15em;line-height:1.24;letter-spacing:0}
html[lang="zh-CN"] .sec-head h2{max-width:14em;line-height:1.28;letter-spacing:0}
html[lang="zh-CN"] .band h2{max-width:13em;line-height:1.28;letter-spacing:0}
html[lang="zh-CN"] .cta h2{max-width:15em;line-height:1.3;letter-spacing:0}
html[lang="zh-CN"] .prose{line-height:1.95;font-size:16.5px}
html[lang="zh-CN"] .service p,html[lang="zh-CN"] .value p,html[lang="zh-CN"] .adv-item p{line-height:1.8}
html[lang="zh-CN"] .proof b{letter-spacing:0}
html[lang="zh-CN"] .proof-item b em{letter-spacing:.06em}
html[lang="zh-CN"] .hero p.lead{line-height:1.8}

@media (max-width:980px){
  .lang{margin-left:auto}
  .nav-toggle{margin-left:12px}
}

/* ---------- shared page frame ---------- */
.lined{border-top:1px solid var(--line)}

/* ---------- consistent accents on light backgrounds ---------- */
.svc-row .eyebrow{color:var(--brand)}
.svc-row .eyebrow::before{background:var(--brand);opacity:.45}
.service .num{color:var(--brand)}
.adv-item span{color:var(--brand)}

/* eyebrows on light sections use brand blue, not the pale hero blue */
.split .eyebrow{color:var(--brand)}
.split .eyebrow::before{background:var(--brand);opacity:.45}