:root{
  --ink:#0f172a;
  --muted:#64748b;
  --brand:#0ea5e9;
  --paper:#ffffff;
  --accent:#06b6d4;
  --bg-dark:#0f172a;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif;color:var(--ink);background:#fff}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* TOPBAR */
.topbar{background:var(--bg-dark);color:#fff}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;padding:10px 0;gap:20px;flex-wrap:wrap}
.logo img{display:block;height:60px}
.contact-links{display:flex;align-items:center;gap:28px}
.contact-links a{color:#fff;font-weight:600;white-space:nowrap}

/* responsive topbar */
@media (max-width:640px){
  .logo img{height:48px}
  .topbar-inner{justify-content:center;text-align:center}
  .contact-links{width:100%;justify-content:center;gap:16px}
}

/* HERO */
.hero{background:#0b132b;color:#fff;text-align:center;padding-bottom:28px}
.hero-banner{
  width:100%;
  max-width:900px;           /* begrenser oppskalering (bilde er 750px bredt) */
  aspect-ratio: 850 / 352;   /* gi samme forhold som bildet (tilnærmet) */
  margin:18px auto 0;
  background: url('bilder/vannogenergilast.jpg') center/contain no-repeat;
  background-color: transparent;
  border-radius:6px;
}
.hero-content{padding:18px 0 36px}
.pill{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.06);padding:8px 12px;border-radius:999px;font-weight:600;color:#fff;margin-bottom:10px}
.hero h1{font-size:clamp(28px,4vw,44px);margin:8px 0}
.lead{font-size:clamp(16px,2vw,18px);color:#e6eef6;max-width:68ch;margin:0 auto 18px}

/* CTA */
.cta{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-block;border:0;background:var(--accent);color:#002231;padding:12px 18px;border-radius:12px;font-weight:700}
.btn.secondary{background:#ffffff;color:#0b132b}

/* SEKSJONER */
.section{padding:56px 0}
h2{font-size:clamp(22px,3vw,32px);margin:0 0 12px}
.muted{color:var(--muted)}
.grid{display:grid;gap:16px}
@media (min-width:800px){.grid{grid-template-columns:repeat(3,1fr)}}

/* KORT */
.card{background:var(--paper);border:1px solid #e5e7eb;border-radius:16px;padding:22px;box-shadow:0 8px 28px rgba(2,8,23,.06)}
.card h3{margin:0 0 6px;font-size:20px}
.card p{margin:0}

/* KONTAKTGRID */
.contact-grid{display:grid;gap:22px}
@media (min-width:900px){.contact-grid{grid-template-columns:1.2fr .8fr}}
.info{background:#f8fafc;border:1px solid #e5e7eb;border-radius:16px;padding:22px}
.list{list-style:none;padding:0;margin:0}
.list li{margin:10px 0}

/* FOOTER */
.site-footer{background:var(--bg-dark);color:#cbd5e1;padding:22px 0}
.foot{text-align:center}

/* Små justeringer */
@media (max-width:420px){
  .hero h1{font-size:22px}
  .pill{padding:6px 10px}
  .btn{padding:10px 14px}
}