:root{
  --cxs-navy:#0d2c6c;
  --cxs-blue:#0c7ee9;
  --cxs-blue2:#1696ee;
  --cxs-green:#08a74b;
  --cxs-ink:#0d1f3e;
  --cxs-muted:#60708b;
  --cxs-line:#d9e7f2;
  --cxs-soft:#f5faff;
  --cxs-panel:#ffffff;
  --cxs-shadow:0 8px 24px rgba(27,69,117,.08);
  --cxs-max:1460px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#f7fbff;color:var(--cxs-ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:#0876df;text-decoration:none}
a:hover{text-decoration:underline}
.cxs-shell{max-width:var(--cxs-max);margin:0 auto;padding:0 28px}

/* Header */
.cxs-sitehead{height:68px;background:rgba(255,255,255,.98);border-bottom:1px solid #dfe9f2;position:sticky;top:0;z-index:80}
.cxs-headrow{height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.cxs-brand{display:flex;align-items:center;gap:10px;color:var(--cxs-navy);font-size:1.14rem;font-weight:850;white-space:nowrap}
.cxs-brand small{display:block;font-size:.66rem;color:#61728b;font-weight:650}
.cxs-logo{width:46px;height:34px;flex:none}
.cxs-nav{display:flex;align-items:center;gap:21px;font-size:.89rem;font-weight:720}
.cxs-nav a{color:#10264f;white-space:nowrap}
.cxs-contact{background:var(--cxs-blue);color:white!important;padding:9px 17px;border-radius:999px}
.cxs-contact:hover{text-decoration:none}
.cxs-lang details{position:relative}
.cxs-lang summary{cursor:pointer;list-style:none;font-weight:820;color:#18375f;white-space:nowrap}
.cxs-langbox{position:absolute;right:0;top:31px;width:260px;background:white;border:1px solid var(--cxs-line);border-radius:13px;padding:10px;box-shadow:var(--cxs-shadow);display:grid;grid-template-columns:1fr 1fr;gap:5px}
.cxs-langbox a{padding:7px 8px;border-radius:8px;color:#17375e;font-size:.82rem}
.cxs-langbox a:hover{background:#eef7ff;text-decoration:none}

/* Light network + city + water hero */
.cxs-hero,.hero,.hero-bg{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(ellipse at 18% 8%,rgba(255,255,255,.95),transparent 33%),
    linear-gradient(180deg,#dff3ff 0%,#f9fcff 52%,#e5f7ff 100%);
  border-bottom:1px solid #cfe4f3;
}
.cxs-hero:before,.hero:before,.hero-bg:before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;opacity:.42;
  background:
    linear-gradient(28deg,transparent 48.7%,rgba(52,145,221,.18) 49%,rgba(52,145,221,.18) 50%,transparent 50.3%),
    linear-gradient(-28deg,transparent 48.7%,rgba(52,145,221,.13) 49%,rgba(52,145,221,.13) 50%,transparent 50.3%);
  background-size:165px 105px;
}
.cxs-hero:after,.hero:after,.hero-bg:after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:145px;pointer-events:none;z-index:0;opacity:.52;
  background:
    linear-gradient(to top,rgba(92,180,232,.19) 0 35%,transparent 36%),
    repeating-radial-gradient(ellipse at 50% 110%,rgba(90,180,231,.20) 0 8px,rgba(231,249,255,.12) 9px 19px,transparent 20px 31px);
  transform:scaleY(.55);transform-origin:bottom;
}
.cxs-hero-inner{position:relative;z-index:2;padding:40px 0 24px}
.cxs-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center}
.cxs-eyebrow{display:inline-block;padding:5px 9px;border:1px solid #abd1f6;border-radius:9px;background:rgba(255,255,255,.72);font-size:.69rem;font-weight:900;letter-spacing:.04em;color:#0769c9;text-transform:uppercase}
.cxs-hero h1,.cxs-pagehero h1{margin:12px 0 10px;font-size:clamp(2.3rem,4.35vw,4.25rem);line-height:1;letter-spacing:-.04em;color:var(--cxs-navy)}
.cxs-hero h1 .cxs-sub{display:block;color:#4a5e7d;font-size:.74em;margin-top:4px}
.cxs-lead{font-size:1.04rem;line-height:1.58;color:#40526d;max-width:860px}
.cxs-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:18px}
.cxs-btn{display:inline-flex;align-items:center;gap:7px;padding:10px 15px;border-radius:8px;border:1px solid #bad5ee;background:#fff;color:#12528c;font-weight:800;font-size:.9rem}
.cxs-btn.primary{background:var(--cxs-blue);color:#fff;border-color:var(--cxs-blue)}
.cxs-btn.green{background:var(--cxs-green);color:#fff;border-color:var(--cxs-green)}
.cxs-proofrow{display:flex;gap:23px;flex-wrap:wrap;margin-top:20px}
.cxs-proof{font-size:.79rem;font-weight:780;color:#17355e}
.cxs-proof strong{display:block;color:#04943e;font-size:.72rem;margin-top:2px}
.cxs-evidence-hero{background:rgba(255,255,255,.90);border:1px solid #d3e4f2;border-radius:14px;padding:14px;box-shadow:0 10px 28px rgba(20,70,120,.07)}
.cxs-evidence-hero h3{text-align:center;font-size:1rem;margin:0 0 4px;color:#0d2d6b}
.cxs-evidence-hero>p{text-align:center;color:#60718c;font-size:.83rem;margin:0 0 10px}
.cxs-evidence-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cxs-evidence-pair img{width:100%;display:block;border-radius:7px;border:1px solid #dbe6ef}
.cxs-evidence-hero .more{display:block;text-align:center;font-size:.78rem;font-weight:800;margin-top:8px}

/* Main content */
.cxs-main{padding:18px 0 34px}
.cxs-zone{display:grid;grid-template-columns:1.13fr .87fr;gap:14px;margin-bottom:14px}
.cxs-block,.panel{background:#fff;border:1px solid var(--cxs-line);border-radius:15px;padding:16px;box-shadow:var(--cxs-shadow)}
.cxs-block h2{text-align:center;font-size:1.05rem;margin:0 0 12px;color:var(--cxs-navy)}
.cxs-grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}
.cxs-grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.cxs-grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.cxs-card,.callout{background:#fff;border:1px solid #dce7f1;border-radius:10px;padding:14px;min-width:0}
.cxs-card h3{color:#122d65;line-height:1.16;margin:0 0 8px;font-size:1.03rem}
.cxs-card p{color:#5c6d87;font-size:.83rem;line-height:1.48;margin:5px 0 10px}
.cxs-card a{font-size:.79rem;font-weight:800}
.cxs-icon{width:38px;height:38px;border-radius:9px;background:#eaf5ff;display:grid;place-items:center;color:#0b7ce6;margin-bottom:8px}
.cxs-icon svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8}
.cxs-badge{font-size:.67rem;font-weight:900;color:#079441;margin:2px 0 7px}
.cxs-badge.blue{color:#126bca}
.cxs-mode{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid #dce7f1;border-radius:10px;padding:12px;margin-bottom:8px}
.cxs-mode .symbol{width:38px;height:38px;border-radius:9px;background:#e9f4ff;display:grid;place-items:center;font-size:1.35rem}
.cxs-mode p{font-size:.82rem;line-height:1.42;color:#5e7088;margin:3px 0}
.cxs-usecases{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
.cxs-usecase{background:#fff;border:1px solid var(--cxs-line);border-radius:10px;padding:12px}
.cxs-usecase h3{font-size:.87rem;color:#112c63;margin:5px 0}
.cxs-usecase p{font-size:.75rem;line-height:1.4;color:#62738c}
.cxs-usecase .ico{font-size:1.55rem}
.cxs-bottomgrid{display:grid;grid-template-columns:1.1fr 1.05fr 1fr .7fr 1.2fr;gap:10px}
.cxs-mini{background:#fff;border:1px solid var(--cxs-line);border-radius:11px;padding:13px}
.cxs-mini h3{font-size:.9rem;color:#112c63;margin:0 0 7px}
.cxs-mini p,.cxs-mini li{font-size:.74rem;line-height:1.45;color:#60708a}
.cxs-mini ul{padding-left:17px;margin:6px 0}
.cxs-price{font-size:1.6rem;font-weight:900;color:var(--cxs-navy)}

/* Secondary page shell */
.cxs-pagehero{position:relative;overflow:hidden;background:linear-gradient(180deg,#dff3ff,#f8fcff 70%,#e6f7ff);border-bottom:1px solid #d0e4f2}
.cxs-pagehero:before{content:"";position:absolute;inset:0;opacity:.30;background:
  linear-gradient(25deg,transparent 49%,rgba(64,150,224,.18) 49.4%,rgba(64,150,224,.18) 50%,transparent 50.4%),
  linear-gradient(-25deg,transparent 49%,rgba(64,150,224,.12) 49.4%,rgba(64,150,224,.12) 50%,transparent 50.4%);background-size:160px 105px}
.cxs-pagehero .cxs-shell{position:relative;z-index:1;padding-top:28px;padding-bottom:25px}
.cxs-pagehero h1{font-size:clamp(2.05rem,3.7vw,3.45rem)}
.cxs-section{padding:24px 0}
.cxs-panel{background:#fff;border:1px solid var(--cxs-line);border-radius:15px;padding:20px;box-shadow:var(--cxs-shadow)}
.cxs-panel h2{color:var(--cxs-navy);margin:0 0 10px}
.cxs-panel p{color:#5e7089;line-height:1.58}
.cxs-linkgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.cxs-linkcard{display:block;background:#fff;border:1px solid var(--cxs-line);border-radius:10px;padding:13px;color:#183962}
.cxs-linkcard b{display:block;margin-bottom:5px}
.cxs-linkcard span{font-size:.78rem;color:#63748d;line-height:1.38}
.cxs-evidence-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.cxs-figure{margin:0;background:#fff;border:1px solid var(--cxs-line);border-radius:11px;padding:10px}
.cxs-figure img{width:100%;display:block;border-radius:7px}
.cxs-figure figcaption{font-size:.79rem;color:#60718b;line-height:1.45;margin-top:8px}
.cxs-note{border-left:4px solid var(--cxs-blue);background:#f1f8ff;border-radius:8px;padding:12px 14px;color:#51647e;font-size:.84rem}
.cxs-checks{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.cxs-check{display:flex;gap:8px;align-items:flex-start;border:1px solid var(--cxs-line);border-radius:10px;padding:11px;background:#fff;font-size:.82rem}
.cxs-check .yes{color:#09a347;font-weight:900;font-size:1.1rem}
.cxs-warning{border-left:4px solid #ef5656;background:#fff5f5;padding:12px 14px;border-radius:8px}
.cxs-money{font-size:1.25rem}
.cxs-table{width:100%;border-collapse:collapse}
.cxs-table th,.cxs-table td{padding:9px;border-bottom:1px solid #dce7f1;text-align:left;vertical-align:top;font-size:.84rem}

/* Footer */
.cxs-footer{background:#fff;border-top:1px solid #dce7f1;padding:18px 0 22px}
.cxs-footrow{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.75rem;color:#65748b}
.cxs-stores{display:flex;gap:10px;flex-wrap:wrap}
.cxs-stores a{font-weight:760}

/* Existing English articles: theme without replacing content */
body.cxs-article-restyle{background:#f7fbff}
body.cxs-article-restyle .wrap{max-width:1180px!important;margin:0 auto!important;padding-left:26px!important;padding-right:26px!important}
body.cxs-article-restyle .topbar{background:white;border-bottom:1px solid var(--cxs-line);box-shadow:0 4px 14px rgba(30,70,115,.04)}
body.cxs-article-restyle .hero{padding:32px 24px!important;border-radius:0 0 18px 18px}
body.cxs-article-restyle .panel{border-radius:15px!important;box-shadow:var(--cxs-shadow)!important;margin-top:14px!important}
body.cxs-article-restyle h1,body.cxs-article-restyle h2,body.cxs-article-restyle h3{color:var(--cxs-navy)}

@media(max-width:1150px){
  .cxs-nav{gap:11px;font-size:.81rem}
  .cxs-hero-grid,.cxs-zone{grid-template-columns:1fr}
  .cxs-usecases{grid-template-columns:repeat(3,1fr)}
  .cxs-bottomgrid{grid-template-columns:repeat(2,1fr)}
  .cxs-checks{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .cxs-nav{display:none}
  .cxs-grid4,.cxs-grid3,.cxs-grid2,.cxs-usecases,.cxs-bottomgrid,.cxs-linkgrid,.cxs-evidence-grid,.cxs-checks{grid-template-columns:1fr}
  .cxs-langbox{right:-20px}
  .cxs-hero-grid{grid-template-columns:1fr}
  .cxs-evidence-pair{grid-template-columns:1fr}
}


/* v1.1: small page margins and footer cleanup */
body{
  padding-left:10px;
  padding-right:10px;
}
@media(max-width:760px){
  body{padding-left:5px;padding-right:5px}
}

/* Do not show legacy X/Twitter/LinkedIn social links on English pages. */
a[href*="x.com"],
a[href*="twitter.com"],
a[href*="linkedin.com"]{
  display:none !important;
}

/* Bottom distribution/video links only. */
.cxs-bottom-links{
  margin:14px auto 0;
  max-width:1460px;
  padding:12px 18px;
  border-top:1px solid #dce7f1;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  font-size:.78rem;
}
.cxs-bottom-links a{
  display:inline-flex;
  align-items:center;
  padding:7px 10px;
  border:1px solid #d9e7f2;
  border-radius:8px;
  background:#fff;
  color:#18446f;
  font-weight:750;
}