:root{
  --navy:#0A2540; --navy-deep:#071A2E; --paper:#E8F1FA;
  --aqua:#38BDF8; --orange:#F97316; --orange-dark:#EA6A0A;
  --ink:#16304D; --muted:#4A6076; --bg:#F5F8FC; --line:#C9DCEF;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:Inter,Roboto,"Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.7}
img{max-width:100%;height:auto}
a{color:#0B5CAD}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px;min-width:0}
/* header */
.site-header{background:var(--navy);color:var(--paper)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px;min-width:0}
.brand{display:flex;align-items:center;gap:12px;color:var(--paper);text-decoration:none;min-width:0}
.brand-mark{display:inline-block;width:44px;height:44px;flex:0 0 44px}
.brand-mark .rings{width:44px;height:44px;display:block}
.brand-text{font-size:22px;font-weight:800;letter-spacing:.5px;line-height:1.2}
.brand-text small{display:block;font-size:12px;font-weight:400;color:var(--aqua);letter-spacing:.2px}
.main-nav ul{display:flex;gap:2px;list-style:none;margin:0;padding:0 0 8px;overflow-x:auto;white-space:nowrap}
.main-nav a{display:block;color:var(--paper);text-decoration:none;font-size:14px;font-weight:600;padding:12px 10px;border-bottom:3px solid transparent}
.main-nav a.active{border-bottom-color:var(--orange);color:#fff}
.main-nav,.main-nav ul,.main-nav li{min-width:0}
.header-inner>label{display:none}
#nav-toggle{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
/* hero */
.hero{background:var(--navy);color:var(--paper);position:relative;overflow:hidden}
.hero-rings{position:absolute;right:-140px;top:50%;transform:translateY(-50%);width:560px;height:560px;pointer-events:none}
.hero-rings .rings{width:100%;height:100%;display:block}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;padding-top:48px;padding-bottom:48px}
.hero-grid>*,.hero-copy,.hero-media{min-width:0}
.hero h1{font-size:38px;line-height:1.25;margin:0 0 16px;color:#fff;letter-spacing:.3px}
.hero p{color:#C7D8EA;margin:0 0 12px}
.badges{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:18px 0 0;padding:0}
.badges li{border:1px solid var(--aqua);border-radius:999px;padding:8px 14px;font-size:13px;color:var(--paper);background:rgba(56,189,248,.08)}
.badges-primary li{font-weight:700;border-width:2px}
.badges-secondary{margin-top:10px}
.badges-secondary li{border-color:rgba(232,241,250,.45);color:#C7D8EA;background:transparent;font-size:12px;padding:6px 12px}
.hero-cta{margin:22px 0 0}
.hero-media img{border:2px solid rgba(232,241,250,.35);border-radius:12px;background:#fff;width:100%;max-height:420px;object-fit:cover}
/* article */
.crumbs{font-size:13px;color:var(--muted);padding-top:18px}
.crumbs a{color:#0B5CAD}
.article{max-width:880px;margin:0 auto;padding:36px 20px 8px;min-width:0}
.article h2{font-size:25px;color:var(--navy);border-left:5px solid var(--orange);padding:4px 0 4px 14px;margin:38px 0 16px;line-height:1.35}
.article h3{font-size:20px;color:var(--navy);margin:30px 0 12px}
.article p{margin:0 0 16px;overflow-wrap:break-word}
.article ul,.article ol{margin:0 0 18px;padding-left:24px}
.article li{margin-bottom:8px}
.article strong{color:var(--navy)}
.rings-divider{display:flex;justify-content:center;margin:30px 0}
.rings-divider .rings{width:120px;height:120px;display:block}
.figures{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin:34px 0}
.figures>*,.figures figure{min-width:0}
.figures figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.figures img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}
.figures figcaption{font-size:13px;color:var(--muted);padding:10px 14px;margin-top:auto}
/* spec tables (blueprint line-frame) */
table.spec{width:100%;border-collapse:collapse;margin:22px 0;background:#fff;font-size:14px}
table.spec caption{font-weight:700;color:var(--navy);text-align:left;padding:0 0 10px;font-size:16px}
table.spec th,table.spec td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
table.spec thead th{background:var(--navy);color:#fff;font-weight:700}
table.spec tbody td:first-child{font-weight:700;color:var(--navy);white-space:nowrap}
table.spec td.num{font-variant-numeric:tabular-nums}
/* CTA band */
.cta-band{background:var(--navy-deep);color:var(--paper);position:relative;overflow:hidden;margin-top:44px}
.cta-rings{position:absolute;left:-120px;top:50%;transform:translateY(-50%);width:440px;height:440px;pointer-events:none}
.cta-rings .rings{width:100%;height:100%;display:block}
.cta-band .wrap{position:relative;padding-top:52px;padding-bottom:52px;text-align:center}
.cta-band h2{color:#fff;font-size:28px;margin:0 0 12px}
.cta-band p{color:#C7D8EA;margin:0 0 22px}
.cta-band a{color:var(--aqua)}
.btn{display:inline-block;background:var(--orange);color:#fff;font-weight:700;font-size:16px;
  padding:14px 30px;border-radius:9px;text-decoration:none;border:0;cursor:pointer}
.btn:active{transform:scale(.97)}
/* inquiry form */
.inquiry{max-width:880px;margin:40px auto 0;padding:30px 24px;background:#fff;border:1px solid var(--line);border-radius:14px}
.inquiry h2{font-size:24px;color:var(--navy);margin:0 0 8px}
.inquiry p{color:var(--muted);margin:0 0 20px}
.inquiry label{display:block;font-size:14px;font-weight:600;color:var(--navy);margin:0 0 6px}
.inquiry .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.inquiry .form-row>*,.inquiry>form>div{min-width:0}
.inquiry input,.inquiry textarea{width:100%;padding:12px 14px;font-size:15px;border:1px solid #B9CCE0;border-radius:8px;margin-bottom:16px;font-family:inherit}
.inquiry textarea{resize:vertical}
/* footer */
.site-footer{background:var(--navy-deep);color:#B9CCE0;position:relative;overflow:hidden;margin-top:0}
.footer-rings{position:absolute;left:-70px;bottom:-70px;width:220px;height:220px;pointer-events:none}
.footer-rings .rings{width:100%;height:100%;display:block}
.footer-grid{position:relative;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px;padding-top:48px;padding-bottom:36px}
.footer-grid>*,.footer-col{min-width:0}
.footer-brand{font-size:20px;font-weight:800;color:#fff;margin:0 0 12px}
.footer-heading{font-size:14px;font-weight:700;color:var(--aqua);text-transform:uppercase;letter-spacing:1px;margin:0 0 12px}
.site-footer p{font-size:14px;line-height:1.8;margin:0 0 12px}
.site-footer ul{list-style:none;margin:0 0 18px;padding:0}
.site-footer li{margin-bottom:8px}
.site-footer a{color:#D6E6F7;text-decoration:none;font-size:14px}
.footer-bottom{border-top:1px solid rgba(232,241,250,.15);position:relative}
.footer-bottom p{font-size:13px;color:#8FA6BC;margin:0;padding:18px 0}
/* hover gated for touch */
@media (hover:hover){
  .main-nav a:hover{color:#fff;border-bottom-color:var(--aqua)}
  .btn:hover{background:var(--orange-dark);color:#fff}
  .site-footer a:hover{color:var(--aqua)}
  .article a:hover{color:var(--orange-dark)}
}
@media (max-width:820px){
  .header-inner>label.nav-toggle-label{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;cursor:pointer;flex:0 0 auto}
  .nav-toggle-label span{display:block;height:3px;background:#fff;border-radius:2px}
  .main-nav ul{display:none;overflow:visible;white-space:normal;margin:0 -16px;padding:8px 16px 16px;background:#0d2233}
  #nav-toggle:checked ~ .nav-row .main-nav ul{display:block}
  #nav-toggle:checked ~ .nav-row .main-nav li{margin:0}
  #nav-toggle:checked ~ .nav-row .main-nav a{font-size:16px;padding:14px 4px;border-bottom:1px solid rgba(232,241,250,.12)}
  #nav-toggle:checked ~ .nav-row .main-nav a.active{border-bottom:1px solid var(--orange)}
  .hero-grid{grid-template-columns:1fr;gap:24px;padding-top:36px;padding-bottom:36px}
  .hero-media img{max-height:300px}
  .hero h1{font-size:29px}
  .hero-rings{width:380px;height:380px;right:-120px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .inquiry .form-row{grid-template-columns:1fr}
  .article h2{font-size:22px}
}
/* language switcher */
.lang-sw{display:flex;gap:6px;align-items:center;padding:8px 0 10px;font-size:13px}
.lang-sw a{color:#B9CCE0;text-decoration:none;padding:4px 8px;border:1px solid rgba(232,241,250,.35);border-radius:6px;font-weight:700}
.lang-sw a.cur{color:#fff;background:var(--orange);border-color:var(--orange)}
.lang-sw .sw-label{color:#8FA6BC;margin-right:4px}