:root{--fog:#edf1f3;--ink:#12202b;--petrol:#14465a;--deep:#0c2a37;--amber:#e8b64c;--line:#cdd7dc;--muted:#4f5f69;--w:min(1280px,100% - 3rem)}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{font:400 1.0625rem/1.65 "Public Sans",system-ui,sans-serif;color:var(--ink);background:var(--fog)}
h1,h2,h3,.brand{font-family:"Familjen Grotesk",system-ui,sans-serif;line-height:1.1;letter-spacing:-.02em}
a{color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.wrap{width:var(--w);margin-inline:auto}
.section{padding:6.5rem 0}
h2{font-size:clamp(2rem,3.6vw,3rem);margin-bottom:1.25rem}
h2.wide{max-width:24ch;margin-bottom:3rem}
h3{font-size:1.3rem;margin-bottom:.6rem}
.small{font-size:.95rem;color:var(--muted)}

/* buttons */
.btn{display:inline-block;background:var(--petrol);color:#fff;padding:.85rem 1.6rem;border:2px solid var(--petrol);border-radius:4px;font:600 1rem "Public Sans",sans-serif;text-decoration:none;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.btn:hover{background:var(--amber);border-color:var(--amber);color:var(--ink)}
.btn-line{background:transparent;color:var(--petrol)}
.btn-sm{padding:.55rem 1.1rem;font-size:.95rem}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:var(--fog);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:4.5rem}
.brand{display:flex;align-items:center;gap:.8rem;font-weight:700;font-size:1.2rem;text-decoration:none}
.mark{display:grid;grid-template-columns:1fr 1fr;gap:3px;width:26px}
.mark i{aspect-ratio:1;background:var(--petrol)}
.mark i.on{background:var(--amber)}
#nav{display:flex;align-items:center;gap:2rem}
#nav a:not(.btn){text-decoration:none;font-weight:500}
#nav a:not(.btn):hover{text-decoration:underline;text-underline-offset:6px;text-decoration-color:var(--amber);text-decoration-thickness:2px}
#nav .btn{color:#fff}
#nav .btn:hover{color:var(--ink)}
.nav-toggle{display:none;background:none;border:2px solid var(--petrol);border-radius:4px;padding:.4rem .9rem;font:600 .95rem "Public Sans",sans-serif;color:var(--petrol)}

/* hero */
.hero{padding:4.5rem 0 5rem}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:5rem;align-items:center}
h1{font-size:clamp(2.7rem,5.6vw,4.8rem);margin-bottom:1.5rem}
.lead{font-size:1.25rem;max-width:52ch;color:var(--muted);margin-bottom:2rem}
.actions{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:3rem}
.hero-notes{list-style:none;padding:0;display:grid;gap:.9rem;border-top:1px solid var(--line);padding-top:1.5rem}
.hero-notes li{padding-left:1.1rem;border-left:3px solid var(--amber);line-height:1.45}
.hero-notes strong{display:block}
.facade{position:relative;min-height:600px;background:var(--deep);border-radius:6px 6px 6px 90px;padding:2.2rem 2.2rem 6.5rem;overflow:hidden}
.windows{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.win{aspect-ratio:3/4;background:#1d5469;border-radius:2px}
.win.lit{animation:glow 1.1s ease forwards;animation-delay:var(--d)}
@keyframes glow{to{background:var(--amber)}}
.facade-card{position:absolute;left:2.2rem;bottom:2.2rem;background:var(--fog);padding:1rem 1.4rem;border-radius:4px;display:grid;line-height:1.4}
.facade-card span{color:var(--muted);font-size:.95rem}

/* about */
.about-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:5rem;align-items:start}
.about-text{columns:2;column-gap:3rem}
.about-text p{margin-bottom:1.2rem;break-inside:avoid-column}
.facts{background:var(--petrol);color:#fff;padding:2.2rem;border-radius:4px}
.facts h3{margin-bottom:1.2rem}
.facts div{padding:.8rem 0;border-top:1px solid rgba(255,255,255,.25)}
.facts dt{font-size:.9rem;opacity:.75}
.facts dd{font-weight:500;overflow-wrap:anywhere}
.trio{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:3rem;margin-top:5rem}
.trio>div{border-top:3px solid var(--petrol);padding-top:1.3rem}
.trio p{color:var(--muted)}

/* services */
.band{background:#fff}
.split{display:grid;grid-template-columns:1fr 1.5fr;gap:6rem;align-items:start}
.intro{position:sticky;top:7rem}
.intro p{margin-bottom:1.2rem;max-width:42ch}
.acc details{border-bottom:1px solid var(--line)}
.acc details:first-child{border-top:1px solid var(--line)}
.acc summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:1rem;padding:1.5rem 0;font:700 1.4rem "Familjen Grotesk",sans-serif;letter-spacing:-.01em}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";font-weight:500;color:var(--petrol);transition:transform .25s}
.acc details[open] summary::after{transform:rotate(45deg)}
.acc summary:hover{color:var(--petrol)}
.acc details p{padding:0 3rem 1.7rem 0;color:var(--muted);max-width:62ch}

/* benefits */
.dark{background:var(--deep);color:#fff}
.benefits{display:grid;grid-template-columns:repeat(6,1fr);gap:3rem 3.5rem}
.benefit{grid-column:span 2;border-left:3px solid var(--amber);padding-left:1.4rem}
.benefit.b-lg{grid-column:span 3}
.benefit.b-lg h3{font-size:1.6rem}
.benefit p{color:#c3d3da}

/* contact */
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:0;border-radius:4px;overflow:hidden;box-shadow:0 0 0 1px var(--line)}
.details{background:var(--petrol);color:#fff;padding:3rem}
.details p,.details address{margin-bottom:1.6rem;font-style:normal}
.details a{text-decoration-color:var(--amber);text-underline-offset:4px}
.form{background:#fff;padding:3rem}
.field{margin-bottom:1.3rem}
label{display:block;font-weight:600;margin-bottom:.35rem}
input,select,textarea{width:100%;padding:.8rem .9rem;border:1px solid #92a5ae;border-radius:4px;font:inherit;background:#fff;color:var(--ink)}
input[aria-invalid=true],textarea[aria-invalid=true]{border-color:#a3281e}
.err{display:block;color:#a3281e;font-size:.9rem;min-height:1.2rem;margin-top:.25rem}
#status{margin-top:1rem;color:var(--petrol);font-weight:500}

/* footer */
.site-footer{background:var(--ink);color:#d5dfe4;padding:3.5rem 0 2.5rem}
.foot{display:grid;grid-template-columns:1.5fr 1fr;gap:2rem}
.foot strong{color:#fff;font:700 1.2rem "Familjen Grotesk",sans-serif}
.foot p{margin-top:.6rem;line-height:1.7}
.foot nav{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:flex-end;align-items:flex-start}
.foot nav a{text-decoration:none}
.foot nav a:hover{color:var(--amber)}
.foot .copy{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.18);padding-top:1.5rem;font-size:.9rem}

/* scroll reveal (JS adds .js) */
.js .reveal{opacity:0;transform:translateY(10px);transition:opacity .7s,transform .7s}
.js .reveal.in{opacity:1;transform:none}

@media (max-width:960px){
  .section{padding:4.5rem 0}
  .hero-grid,.about-grid,.split,.contact-grid,.foot{grid-template-columns:1fr;gap:3rem}
  .facade{min-height:420px}
  .about-text{columns:1}
  .trio{grid-template-columns:1fr;gap:2rem;margin-top:3.5rem}
  .intro{position:static}
  .benefits{grid-template-columns:1fr}
  .benefit,.benefit.b-lg{grid-column:auto}
  .details,.form{padding:2rem}
  .foot nav{justify-content:flex-start}
  .nav-toggle{display:block}
  #nav{display:none;position:absolute;top:4.5rem;left:0;right:0;flex-direction:column;align-items:flex-start;gap:1.2rem;padding:1.5rem;background:var(--fog);border-bottom:1px solid var(--line)}
  #nav.open{display:flex}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .win.lit{animation:none;background:var(--amber)}
  .js .reveal{opacity:1;transform:none;transition:none}
}