:root{--ice:#eaf1f3;--marine:#0b2f4a;--deep:#071e30;--teal:#0a6f6d;--aqua:#2bb3ae;--amber:#f0b429;--ink:#12283a;--muted:#4a6272;--line:rgba(11,47,74,.18);--w:min(1320px,92vw)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font:17px/1.65 "Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:var(--ice)}
svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{line-height:1.08;letter-spacing:-.025em;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(2.6rem,6vw,5.3rem)}
h2{font-size:clamp(2rem,3.8vw,3.3rem)}
h3{font-size:1.2rem;letter-spacing:-.01em}
p{margin:0 0 1em;max-width:68ch}
.wrap{width:var(--w);margin-inline:auto}
section{padding:clamp(4.5rem,9vw,8rem) 0}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}

.btn{display:inline-block;padding:.9rem 1.5rem;font-weight:700;text-decoration:none;border:2px solid transparent;border-radius:2px;cursor:pointer;font:inherit;font-weight:700;transition:transform .2s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn-amber{background:var(--amber);color:var(--deep)}
.btn-amber:hover{background:#ffc94d}
.btn-line{border-color:rgba(255,255,255,.55);color:#fff}
.btn-line:hover{background:#fff;color:var(--marine)}
.btn-dark{background:var(--marine);color:#fff}
.btn-dark:hover{background:var(--teal)}

.site-header{position:sticky;top:0;z-index:20;background:var(--ice);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 1px 0 var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;font-weight:800;font-size:1.25rem;letter-spacing:-.02em}
#nav{display:flex;align-items:center;gap:2rem}
#nav a:not(.btn){text-decoration:none;font-weight:600;position:relative}
#nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:2px;background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .25s}
#nav a:not(.btn):hover::after{transform:scaleX(1)}
#nav .btn{padding:.6rem 1.1rem;background:var(--marine);color:#fff}
.menu-btn{display:none;background:none;border:0;padding:.6rem;cursor:pointer}
.menu-btn span{display:block;width:26px;height:2px;background:var(--marine);margin:6px 0}

.hero{background:var(--marine);color:#fff;padding:clamp(3rem,6vw,5.5rem) 0 0;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center}
.lead{font-size:1.3rem;line-height:1.55;color:#d3e3ea;max-width:52ch}
.cta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}
.art{width:100%;height:auto}
.layer{animation:slide 1s cubic-bezier(.2,.7,.2,1) both;animation-delay:var(--d)}
@keyframes slide{from{opacity:0;transform:translateX(70px)}}
.facts{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(3rem,6vw,5rem);border-top:1px solid rgba(255,255,255,.22)}
.facts dl{margin:0;padding:1.6rem 1.5rem 1.8rem 0}
.facts dl+dl{padding-left:1.5rem;border-left:1px solid rgba(255,255,255,.22)}
.facts dt{font-size:.9rem;color:var(--aqua);font-weight:700}
.facts dd{margin:.2rem 0 0;font-weight:600;overflow-wrap:anywhere}

.about-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(2rem,6vw,6rem);align-items:start}
.panel{background:#fff;border-top:6px solid var(--amber);padding:1.8rem;margin-top:2rem}
.panel p{margin:0 0 1rem;font-size:.97rem;color:var(--muted)}
.panel strong{color:var(--ink)}
.big{font-size:clamp(1.4rem,2.2vw,1.9rem);line-height:1.35;font-weight:600;letter-spacing:-.01em;color:var(--marine)}
.blocks{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:2.5rem}
.blocks>div{border-left:3px solid var(--aqua);padding-left:1.2rem}
.blocks p{font-size:.97rem}

.services{background:#fff}
.svc-grid{display:grid;grid-template-columns:4fr 7fr;gap:clamp(2rem,6vw,6rem);align-items:start}
.svc-head{position:sticky;top:110px}
details{border-top:1px solid var(--line)}
details:last-child{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.4rem 0}
summary::-webkit-details-marker{display:none}
summary h3{margin:0;font-size:clamp(1.2rem,2vw,1.6rem);transition:color .2s,transform .25s}
summary:hover h3{color:var(--teal);transform:translateX(6px)}
summary::after{content:"+";font-size:1.8rem;line-height:1;color:var(--teal);transition:transform .25s}
details[open] summary::after{transform:rotate(45deg)}
details>p{color:var(--muted)}
details .uses{color:var(--teal);font-weight:600;padding-bottom:1.2rem}

.benefits{background:#d6e4ea}
.b-title{max-width:20ch;margin-bottom:2rem}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:1.2rem}
.b{padding:clamp(1.5rem,2.5vw,2.4rem);transition:transform .25s}
.b:hover{transform:translateY(-5px)}
.b p{margin:0}
.b1{grid-column:span 4;background:var(--marine);color:#fff;min-height:260px}
.b1 h3{font-size:clamp(1.6rem,2.6vw,2.3rem)}
.b2{grid-column:span 2;background:#fff}
.b3{grid-column:span 2;background:var(--teal);color:#fff}
.b4{grid-column:span 2;background:var(--amber);color:var(--deep)}
.b5{grid-column:span 2;border:2px solid var(--marine)}

.contact-grid{display:grid;grid-template-columns:7fr 5fr;gap:0;align-items:stretch}
.form{background:#fff;padding:clamp(1.8rem,4vw,3.5rem)}
.form>p{color:var(--muted)}
.field{margin-bottom:1.2rem}
label{display:block;font-weight:700;margin-bottom:.35rem;font-size:.95rem}
input,textarea{width:100%;font:inherit;padding:.8rem .9rem;border:1.5px solid #9db3bf;border-radius:2px;background:var(--ice);color:var(--ink)}
input:focus,textarea:focus{outline:3px solid var(--aqua);border-color:var(--teal)}
[aria-invalid="true"]{border-color:#b3261e}
.err{display:block;color:#b3261e;font-size:.9rem;min-height:1.2em;margin-top:.2rem}
.status{margin:1rem 0 0;color:var(--teal);font-weight:600}
.details{background:var(--marine);color:#d3e3ea;padding:clamp(1.8rem,4vw,3.5rem);border-left:8px solid var(--amber)}
.details h3{color:#fff;font-size:1.6rem;margin-bottom:1.5rem}
.details strong{color:#fff;font-size:1.1rem}
.details a{color:var(--amber);font-weight:600;overflow-wrap:anywhere}

.site-footer{background:var(--deep);color:#a9c0cc;padding:3.5rem 0 1.5rem}
.foot{display:grid;grid-template-columns:2fr 1.5fr 1fr;gap:2rem}
.foot strong{color:#fff;font-size:1.3rem}
.foot p{margin:.5rem 0 0}
.flinks{display:flex;flex-direction:column;gap:.4rem}
.flinks a,.foot a{text-decoration:none}
.flinks a:hover,.foot a:hover{color:var(--amber)}
.copy{margin-top:2.5rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.15);font-size:.9rem}

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

@media(max-width:960px){
  .menu-btn{display:block}
  #nav{position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:1rem;background:var(--ice);padding:1.2rem 4vw 1.6rem;border-bottom:1px solid var(--line);display:none}
  #nav.open{display:flex}
  .hero-grid,.about-grid,.svc-grid,.contact-grid{grid-template-columns:1fr}
  .art{max-width:480px}
  .svc-head{position:static}
  .facts{grid-template-columns:1fr 1fr}
  .facts dl:nth-child(3){padding-left:0;border-left:0}
  .blocks{grid-template-columns:1fr}
  .b1{grid-column:span 6}.b2,.b3,.b4,.b5{grid-column:span 3}
  .foot{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  body{font-size:16px}
  .facts{grid-template-columns:1fr}
  .facts dl,.facts dl+dl{padding-left:0;border-left:0}
  .facts dl+dl{border-top:1px solid rgba(255,255,255,.15)}
  .b2,.b3,.b4,.b5{grid-column:span 6}
  .foot{grid-template-columns:1fr}
  .btn{width:100%;text-align:center}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}