:root{
  --petrol:#0e3a43; --petrol-2:#164f5b; --mist:#e9eef0; --paper:#f7f9fa;
  --ink:#16252a; --muted:#52656b; --amber:#e3a63c; --sage:#9cbdb2; --line:#cfd9dc;
  --font:"Avenir Next","Segoe UI","Helvetica Neue",Arial,sans-serif;
  --max:1280px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:inherit}
ul{list-style:none}
.wrap{width:min(var(--max),100% - 48px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--amber);padding:8px 14px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}

h1,h2,h3{font-weight:500;letter-spacing:-.02em;line-height:1.1}
h1{font-size:clamp(2.6rem,5.6vw,4.9rem)}
h2{font-size:clamp(1.9rem,3.4vw,3rem)}
h3{font-size:1.25rem;letter-spacing:-.01em}
p{max-width:64ch}

/* buttons */
.btn{display:inline-block;background:var(--amber);color:#1b1405;font-weight:600;text-decoration:none;padding:15px 28px;border:2px solid var(--amber);border-radius:4px;cursor:pointer;font:inherit;font-weight:600;transition:background .2s,color .2s,border-color .2s}
.btn:hover{background:var(--petrol);border-color:var(--petrol);color:#fff}
.btn.ghost{background:transparent;border-color:var(--petrol);color:var(--petrol)}
.btn.ghost:hover{background:var(--petrol);color:#fff}
.btn.small{padding:9px 18px;font-size:.95rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,249,250,.96);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:600;font-size:1.2rem;letter-spacing:-.01em}
.brand small{font-weight:400;color:var(--muted);font-size:.8em;margin-left:-6px}
.mark{width:26px;height:26px;border-radius:50% 50% 50% 4px;background:var(--petrol);position:relative}
.mark::after{content:"";position:absolute;inset:7px;border-radius:50%;background:var(--amber)}
.nav{display:flex;align-items:center;gap:34px}
.nav a{text-decoration:none;font-size:.98rem;position:relative}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;background:var(--amber);transition:width .25s}
.nav a:not(.btn):hover::after{width:100%}
.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,top .25s}
.burger span:first-child{top:17px}.burger span:last-child{top:25px}
.burger[aria-expanded="true"] span:first-child{top:21px;transform:rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{top:21px;transform:rotate(-45deg)}

/* hero */
.hero{background:var(--mist);padding-top:72px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center;padding-bottom:72px}
.place{font-weight:600;color:var(--petrol-2);margin-bottom:22px;padding-left:34px;position:relative}
.place::before{content:"";position:absolute;left:0;top:.8em;width:24px;height:2px;background:var(--amber)}
.lead{font-size:1.18rem;color:var(--muted);margin:26px 0 36px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px}
.hero-text>*{animation:rise .8s both}
.hero-text>:nth-child(2){animation-delay:.08s}.hero-text>:nth-child(3){animation-delay:.16s}.hero-text>:nth-child(4){animation-delay:.24s}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero-visual{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:200px 200px 150px;gap:14px}
.tile{border-radius:6px;position:relative;overflow:hidden;display:flex;align-items:flex-end;padding:18px;color:#fff;font-weight:600;transition:transform .4s}
.tile:hover{transform:translateY(-4px)}
.tile span{position:relative;z-index:1;background:rgba(14,58,67,.82);padding:4px 12px;border-radius:3px;font-size:.95rem}
.t1{grid-row:1/3;background:linear-gradient(160deg,#164f5b,#0e3a43);}
.t1::before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 50% 38%,transparent 0 46px,rgba(156,189,178,.5) 47px 49px,transparent 50px),
  radial-gradient(circle at 28% 70%,transparent 0 30px,rgba(156,189,178,.4) 31px 33px,transparent 34px),
  radial-gradient(circle at 74% 72%,transparent 0 30px,rgba(156,189,178,.4) 31px 33px,transparent 34px)}
.t2{background:var(--amber)}
.t2::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 22px,rgba(14,58,67,.18) 22px 24px)}
.t3{grid-row:3;background:var(--sage)}
.t3::before{content:"";position:absolute;width:110px;height:110px;border-radius:50%;right:-20px;top:-30px;border:14px solid rgba(14,58,67,.25)}
.t4{grid-row:2/4;grid-column:2;background:var(--petrol-2)}
.t4::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0 48%,rgba(227,166,60,.55) 48% 52%,transparent 52%),linear-gradient(135deg,transparent 0 68%,rgba(156,189,178,.35) 68% 70%,transparent 70%)}
.t2{grid-row:1;grid-column:2}
.strip{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding-block:30px;gap:32px}
.strip p{font-size:.98rem;color:var(--muted)}
.strip strong{display:block;color:var(--ink);font-size:1.1rem;margin-bottom:2px}

/* about */
.about{padding:120px 0;background:var(--paper)}
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:start}
.about-head{position:sticky;top:110px}
.about-head h2{margin-bottom:36px}
.photo{aspect-ratio:4/3;border-radius:6px;background:
  linear-gradient(120deg,rgba(14,58,67,.0) 40%,rgba(14,58,67,.25)),
  repeating-linear-gradient(45deg,#d9e3e5 0 14px,#e6edef 14px 28px);display:flex;align-items:flex-end;padding:16px;color:var(--muted);font-size:.85rem}
.photo.dark{background:repeating-linear-gradient(45deg,#164f5b 0 14px,#1b5966 14px 28px);color:#cfe0e3}
.about-body p{margin-bottom:20px;color:var(--muted)}
.about-body .big{font-size:1.5rem;line-height:1.4;color:var(--ink);letter-spacing:-.01em;margin-bottom:28px;max-width:none}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:44px;border-top:2px solid var(--petrol)}
.facts div{padding:22px 22px 0 0}
.facts h3{font-size:1.05rem;margin-bottom:8px}
.facts p{font-size:.95rem;margin:0}

/* services */
.services{background:var(--petrol);color:#fff;padding:120px 0}
.sec-head{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:end;margin-bottom:56px}
.sec-head p{color:#b9cdd1}
.svc{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;padding:38px 0;border-top:1px solid rgba(255,255,255,.2);transition:background .3s,padding .3s}
.svc:last-child{border-bottom:1px solid rgba(255,255,255,.2)}
.svc:hover{background:rgba(255,255,255,.04);padding-inline:18px}
.svc h3{font-size:1.7rem}
.svc p{color:#cfdee1;margin-bottom:18px}
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tags li{border:1px solid rgba(227,166,60,.7);color:var(--amber);padding:4px 14px;border-radius:30px;font-size:.88rem}

/* why */
.why{padding:120px 0;background:var(--mist)}
.why-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}
.why-head{position:sticky;top:110px}
.why-head p{color:var(--muted);margin:18px 0 32px}
.why-list li{display:grid;grid-template-columns:14px 1fr;column-gap:26px;padding:26px 0;border-bottom:1px solid var(--line)}
.why-list li::before{content:"";width:14px;height:14px;border-radius:50%;background:var(--amber);margin-top:8px;grid-row:1/3}
.why-list h3{margin-bottom:6px}
.why-list p{color:var(--muted)}

/* contact */
.contact{padding:120px 0;background:var(--paper)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start}
.contact-info p{color:var(--muted);margin:20px 0 36px}
dl{display:grid;grid-template-columns:100px 1fr;gap:16px 20px;border-top:2px solid var(--petrol);padding-top:24px}
dt{font-weight:600}
dd a{text-decoration:underline;text-decoration-color:var(--amber);text-underline-offset:4px}
.form{background:#fff;border:1px solid var(--line);border-radius:8px;padding:40px}
.field{margin-bottom:20px}
label{display:block;font-weight:600;margin-bottom:6px;font-size:.95rem}
input,select,textarea{width:100%;font:inherit;padding:13px 14px;border:1px solid #aebcc0;border-radius:4px;background:var(--paper);color:var(--ink);transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--petrol);box-shadow:0 0 0 3px rgba(227,166,60,.45)}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#b3261e}
.err{display:block;color:#b3261e;font-size:.88rem;min-height:1.2em;margin-top:4px}
.status{margin-top:16px;font-weight:600;color:var(--petrol-2)}

/* footer */
.site-footer{background:#0a2a31;color:#b9cdd1;padding-top:64px;font-size:.96rem}
.foot{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:48px;padding-bottom:48px}
.foot strong{color:#fff;font-size:1.2rem;display:block;margin-bottom:8px}
.foot p{margin-bottom:12px}
.foot nav{display:flex;flex-direction:column;gap:8px}
.foot a{text-decoration:none}.foot a:hover{color:var(--amber)}
.legal{border-top:1px solid rgba(255,255,255,.15);padding-block:22px;font-size:.88rem}

/* reveal */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s,transform .7s}
.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:980px){
  .hero-grid,.about-grid,.sec-head,.svc,.why-grid,.contact-grid{grid-template-columns:1fr;gap:36px}
  .about-head,.why-head{position:static}
  .about,.services,.why,.contact{padding:80px 0}
  .svc:hover{padding-inline:0;background:none}
  .foot{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .wrap{width:calc(100% - 32px)}
  .burger{display:block}
  .nav{position:absolute;top:76px;left:0;right:0;background:var(--paper);flex-direction:column;align-items:flex-start;gap:0;padding:8px 16px 20px;border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .nav a{padding:14px 0;width:100%}
  .nav .btn{width:auto;margin-top:8px}
  .hero{padding-top:44px}
  .hero-visual{grid-template-rows:150px 150px 120px}
  .strip,.facts,.foot{grid-template-columns:1fr}
  .facts div{padding-bottom:16px}
  .form{padding:26px 20px}
  dl{grid-template-columns:84px 1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}