:root{--ink:#0d2233;--steel:#2f5d7c;--mist:#e8f0f4;--white:#fbfcfd;--amber:#f2b232;--muted:#4b6272;--line:#cfdde5}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font:400 17px/1.7 Karla,system-ui,sans-serif;background:var(--white);color:var(--ink)}
h1,h2,h3{font-family:Archivo,Arial,sans-serif;line-height:1.08;letter-spacing:-.02em}
h1{font-size:clamp(2.4rem,5.4vw,4.4rem);font-weight:800}
h2{font-size:clamp(1.9rem,3.4vw,2.9rem);font-weight:800;margin-bottom:1.2rem}
h3{font-size:1.2rem;font-weight:700;margin-bottom:.5rem}
a{color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.wrap{max-width:1320px;margin:0 auto;padding:0 32px}
.section{padding:112px 0}
.section p+p{margin-top:1rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:56ch}

.btn{display:inline-block;background:var(--amber);color:var(--ink);font-weight:700;text-decoration:none;padding:15px 28px;border:2px solid var(--amber);border-radius:2px;cursor:pointer;font:700 1rem Karla,sans-serif;transition:background .2s,color .2s,transform .2s}
.btn:hover{background:var(--ink);color:var(--white);border-color:var(--ink);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--ink)}
.btn-sm{padding:9px 18px}

.site-header{position:sticky;top:0;z-index:20;background:var(--white);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font:800 1.25rem Archivo,sans-serif;text-decoration:none;letter-spacing:-.02em}
.nav{display:flex;align-items:center;gap:32px}
.nav a:not(.btn){text-decoration:none;font-weight:500;padding:4px 0;border-bottom:2px solid transparent;transition:border-color .2s}
.nav a:not(.btn):hover{border-color:var(--amber)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.burger span{position:absolute;left:10px;right:10px;height:2px;background:var(--ink);transition:transform .25s}
.burger span:first-child{top:17px}.burger span:last-child{top:25px}
.burger[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}

.hero{padding-top:72px;background:var(--mist)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:72px;align-items:center}
.hero-copy .lead{margin:1.6rem 0 2.2rem}
.actions{display:flex;flex-wrap:wrap;gap:14px}
.facade{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:18px;background:var(--ink);aspect-ratio:4/5;max-height:600px;border-radius:2px}
.pane{position:relative;overflow:hidden;background:#5d7686}
.pane::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,#e3f2fa,#93bcd3);transform-origin:top;animation:wipe .8s cubic-bezier(.3,.7,.3,1) both;animation-delay:calc(var(--i)*70ms + .2s)}
.pane.lit::after{background:linear-gradient(160deg,#ffe6a8,var(--amber))}
@keyframes wipe{from{transform:scaleY(0)}to{transform:scaleY(1)}}
.chip{position:absolute;left:-28px;bottom:36px;background:var(--white);padding:14px 20px;border-left:6px solid var(--amber);display:flex;flex-direction:column;line-height:1.35;box-shadow:0 10px 30px rgba(13,34,51,.18)}
.chip span{color:var(--muted);font-size:.9rem}
.trades{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:72px;padding-top:0;padding-bottom:64px}
.trades p{border-top:3px solid var(--steel);padding-top:18px;color:var(--muted);font-size:1rem}
.trades strong{display:block;color:var(--ink);font:700 1.15rem Archivo,sans-serif;margin-bottom:4px}

.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:88px}
.about-grid>div>p{max-width:62ch;color:#2a4152}
.facts{display:flex;flex-direction:column;gap:28px;align-self:start;padding-top:8px}
.facts>div{border-left:4px solid var(--amber);padding:6px 0 6px 24px;background:linear-gradient(90deg,var(--mist),transparent)}

.services{background:var(--mist)}
.services-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:88px;align-items:start}
.sticky{position:sticky;top:112px}
.sticky p{color:var(--muted);margin-bottom:2rem;max-width:44ch}
.acc details{border-bottom:1px solid #b9cbd6}
.acc details:first-child{border-top:1px solid #b9cbd6}
.acc summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:26px 0;font:700 1.35rem Archivo,sans-serif;letter-spacing:-.01em;transition:color .2s,padding .2s}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";font-size:1.8rem;font-weight:500;color:var(--steel);transition:transform .25s}
.acc details[open] summary::after{transform:rotate(45deg)}
.acc summary:hover{color:var(--steel);padding-left:8px}
.acc details p{padding:0 48px 28px 0;color:#2a4152;max-width:60ch}

.why{background:var(--ink);color:var(--white)}
.why h2{max-width:22ch;margin-bottom:56px}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 56px}
.why article{border-top:2px solid var(--steel);padding-top:24px}
.why article p{color:#b7c9d6}
.why .big{grid-column:span 2;border-top-color:var(--amber)}
.why .big h3{font-size:1.9rem}
.why .big p{font-size:1.15rem;max-width:56ch}

.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}
.details>p{color:var(--muted);margin-bottom:2rem;max-width:44ch}
dl{border-top:1px solid var(--line)}
dt{font-weight:700;font-size:.9rem;color:var(--steel);padding-top:16px}
dd{padding-bottom:16px;border-bottom:1px solid var(--line)}
dd a{text-decoration:underline;text-decoration-color:var(--amber);text-underline-offset:4px}
.form{background:var(--mist);padding:40px;display:grid;gap:20px}
.form label{display:grid;gap:6px;font-weight:700;font-size:.95rem}
.form input,.form select,.form textarea{font:400 1rem Karla,sans-serif;padding:13px 14px;border:1.5px solid #9db4c2;border-radius:2px;background:var(--white);color:var(--ink);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid var(--amber);border-color:var(--ink)}
.form .invalid{border-color:#b3261e}
.err{color:#b3261e;font-weight:500;font-size:.88rem;min-height:0}
.status{font-weight:700;color:var(--steel)}
.form .btn{justify-self:start}

.footer{background:var(--ink);color:#b7c9d6;padding:56px 0;font-size:.95rem}
.foot{display:grid;grid-template-columns:1.2fr 1fr auto;gap:40px;align-items:start}
.footer strong{color:var(--white);font:800 1.2rem Archivo,sans-serif}
.footer address{font-style:normal;line-height:1.8}
.footer a{color:var(--white)}

.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s,transform .6s}
.js .reveal.in{opacity:1;transform:none}

@media (max-width:960px){
  .section{padding:80px 0}
  .wrap{padding:0 22px}
  .burger{display:block}
  .nav{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--white);border-bottom:1px solid var(--line);padding:8px 22px 22px;display:none}
  .nav.open{display:flex}
  .nav a:not(.btn){padding:14px 0;border-bottom:1px solid var(--line)}
  .nav .btn{margin-top:16px;text-align:center}
  .hero-grid,.about-grid,.services-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .facade{max-width:420px;max-height:none;margin:0 auto 0 0}
  .chip{left:12px;bottom:-20px}
  .trades{grid-template-columns:1fr;gap:28px;margin-top:64px}
  .sticky{position:static}
  .why-grid{grid-template-columns:1fr}
  .why .big{grid-column:auto}
  .foot{grid-template-columns:1fr}
  .form{padding:28px 22px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .pane::after{animation:none}
  .js .reveal{opacity:1;transform:none;transition:none}
  *{transition:none!important}
}