/* v1.0.5 — white corporate theme with strict layout */
:root{--bg:#fff;--ink:#0f1720;--muted:#5b6773;--line:#e6eaef;--brand:#1ea7fd;--brand2:#5bd0ff;--surface:#f8fafc}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial}
a{color:#0b79b2;text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px;top:auto} .skip:focus{left:8px;top:8px;background:#000;color:#fff;padding:8px;border-radius:6px}

.topbar{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none}
.brand-logo{height:28px;width:auto;display:block}
.brand-name{font-weight:700}
.mainnav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-item{position:relative}
.nav-link,.nav-btn{padding:10px 12px;border:0;background:none;font:inherit;color:var(--ink);cursor:pointer;border-radius:8px}
.nav-link:hover,.nav-btn:hover{background:var(--surface)}
.nav-cta{display:flex;gap:8px;margin-left:8px}
.btn{display:inline-block;border:1px solid var(--line);padding:10px 14px;border-radius:10px}
.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn.secondary{background:#fff}
.btn.ghost{background:#fff}

.has-mega .mega{position:absolute;left:-300px;top:48px;width:920px;background:var(--bg);border:1px solid var(--line);border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.08);display:none;padding:18px}
.has-mega[aria-expanded="true"] .mega,.has-mega:focus-within .mega{display:block}
.mega{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:18px}
.mega .intro{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px}
.mega h4{margin:0 0 8px}.mega h5{margin:4px 0 8px;font-size:16px}.mega ul{list-style:none;margin:0;padding:0}.mega li{margin:8px 0}
.link{color:#0b79b2}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;padding:56px 0}
.hero h1{font-size:clamp(30px,5vw,48px);line-height:1.15;margin:0 0 10px}
.hero .lede{color:var(--muted);font-size:18px;margin:0 0 16px}
.hero-art{display:flex;align-items:center;justify-content:center}
.hero-art img{max-width:420px;width:100%;height:auto;display:block;object-fit:contain}

.section{padding:56px 0}.section.alt{background:var(--surface)}
.muted{color:var(--muted)}
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.product-card{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff;display:flex;flex-direction:column;gap:8px}
.product-card h3{margin:4px 0 0}.product-card ul{margin:6px 0 0 18px;color:var(--muted)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.card{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff}
.card ul{margin:6px 0 0 18px;color:var(--muted)}

.contact-form{display:grid;gap:12px;max-width:600px}
.contact-form input,.contact-form textarea{border:1px solid var(--line);border-radius:10px;padding:10px}

.site-footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted)}

@media (max-width: 900px){
  .hero{grid-template-columns:1fr}
  .nav-cta{display:none}
  .has-mega .mega{left:0;width:min(92vw,920px)}
}