:root{
  --navy:#0a4a84;
  --navy-deep:#07345e;
  --cyan:#18b9dd;
  --ink:#172532;
  --muted:#607080;
  --paper:#ffffff;
  --mist:#f3f7f9;
  --line:#dfe8ed;
  --shadow:0 18px 50px rgba(7,52,94,.12);
  --radius:18px;
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}
img{
  max-width:100%;
  height:auto;
  display:block;
}
a{color:inherit;text-decoration:none}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.eyebrow{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--cyan)}
h1,h2,h3{line-height:1.08;margin:0 0 .8rem;color:var(--navy-deep)}
h1{font-size:clamp(2.7rem,6vw,5.4rem);letter-spacing:-.045em}
h2{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.035em}
h3{font-size:1.35rem}
p{margin:.2rem 0 1rem}
.lead{font-size:clamp(1.08rem,2vw,1.32rem);color:#445767;max-width:760px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.95rem 1.25rem;border-radius:999px;font-weight:800;border:2px solid transparent;transition:.2s ease;cursor:pointer}
.btn-primary{background:var(--cyan);color:#06304e}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(24,185,221,.32)}
.btn-secondary{border-color:rgba(255,255,255,.75);color:white}
.btn-secondary:hover{background:white;color:var(--navy-deep)}
.btn-outline{border-color:var(--navy);color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:white}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(9,72,129,.08)}
.header-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy);letter-spacing:.02em}
.brand img{width:64px;height:52px;object-fit:contain}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-text span:first-child{font-size:1rem}
.brand-text span:last-child{font-size:.72rem;color:var(--cyan);letter-spacing:.08em;margin-top:4px}
.nav{display:flex;align-items:center;gap:24px;font-weight:700;font-size:.95rem}
.nav a:hover{color:var(--cyan)}
.menu-btn{display:none;border:0;background:none;font-size:1.5rem}
.hero{min-height:760px;display:grid;align-items:end;position:relative;color:white;background:
linear-gradient(90deg,rgba(5,34,62,.92) 0%,rgba(5,34,62,.78) 42%,rgba(5,34,62,.28) 70%,rgba(5,34,62,.15) 100%),
url("../images/hero.jpg") center/cover no-repeat}
.hero-content{padding:140px 0 110px;max-width:820px}
.hero h1,.hero h2{color:white}
.hero p{font-size:clamp(1.12rem,2vw,1.35rem);max-width:760px;color:#ecf6fb}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.trust-strip{background:var(--navy-deep);color:white}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12)}
.trust-item{padding:22px 18px;text-align:center;background:var(--navy-deep);font-weight:800}
.section{padding:100px 0}
.section-sm{padding:64px 0}
.bg-mist{background:var(--mist)}
.center{text-align:center}
.center .lead{margin-inline:auto}
.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:44px}
.card{background:white;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 30px rgba(7,52,94,.06)}
.card-image{
  width:100%;
  background:var(--mist);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.card-image img{
  width:100%;
  height:auto;
  max-height:none;
  object-fit:contain;
  transition:.4s;
}
.card:hover .card-image img{transform:scale(1.012)}
.card-body{padding:26px}
.card-body p{color:var(--muted)}
.text-link{font-weight:900;color:var(--navy)}
.text-link:after{content:" →"}
.two-col{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:28px}
.feature{padding:22px;border-left:4px solid var(--cyan);background:white;border-radius:0 14px 14px 0;box-shadow:0 8px 25px rgba(7,52,94,.06)}
.feature p{color:var(--muted);margin:0}
.image-panel{border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
.image-panel img{
  width:100%;
  height:auto;
  min-height:0;
  object-fit:contain;
  background:var(--mist);
}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:42px}
.step{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:white}
.step-num{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--cyan);color:#07345e;font-weight:900;margin-bottom:18px}
.projects{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:18px;margin-top:42px}
.project-card{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  color:white;
  background:var(--mist);
}
.project-card:first-child{grid-row:span 2}
.project-card img{
  width:100%;
  height:auto;
  object-fit:contain;
  background:var(--mist);
}
.project-overlay{position:absolute;inset:0;background:linear-gradient(transparent 35%,rgba(4,29,52,.9));display:flex;align-items:flex-end;padding:26px}
.project-overlay h3{color:white;margin:0}
.cta{background:linear-gradient(135deg,var(--navy-deep),var(--navy));color:white;border-radius:28px;padding:58px}
.cta h2{color:white}
.quote{font-size:clamp(1.5rem,3vw,2.5rem);line-height:1.3;color:var(--navy-deep);font-weight:800}
.page-hero{padding:125px 0 90px;background:linear-gradient(135deg,var(--navy-deep),var(--navy));color:white}
.page-hero h1{color:white;font-size:clamp(2.6rem,5vw,4.8rem)}
.page-hero p{color:#e8f4fa}
.content-narrow{max-width:820px}
.detail-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:start}
.sidebar{position:sticky;top:110px;background:var(--mist);padding:28px;border-radius:18px}
.sidebar ul{padding-left:1.1rem}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px}
form{display:grid;gap:15px}
label{font-weight:800;color:var(--navy-deep)}
input,select,textarea{width:100%;padding:14px 15px;border:1px solid #cbd8df;border-radius:10px;font:inherit;background:white}
textarea{min-height:150px;resize:vertical}
.form-note{font-size:.88rem;color:var(--muted)}
footer{background:#062b4d;color:#dcebf4;padding:60px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px}
footer h3{color:white}
footer a{display:block;margin:.45rem 0;color:#dcebf4}
.footer-logo{width:230px;background:white;border-radius:10px;padding:8px;margin-bottom:18px}
.copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:22px;font-size:.88rem;color:#a9c1d1}
@media (max-width:900px){
 .nav{display:none;position:absolute;top:78px;left:0;right:0;background:white;padding:22px 20px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}
 .nav.open{display:flex}
 .menu-btn{display:block}
 .service-grid,.two-col,.detail-grid,.contact-grid{grid-template-columns:1fr}
 .process{grid-template-columns:repeat(2,1fr)}
 .projects{grid-template-columns:1fr 1fr}
 .project-card:first-child{grid-column:1/-1}
 .trust-grid{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr}
 .sidebar{position:static}
}
@media (max-width:600px){
 .container{width:min(100% - 26px,var(--max))}
 .brand-text{display:none}
 .hero{min-height:690px;background-position:62% center}
 .hero-content{padding:115px 0 75px}
 .section{padding:72px 0}
 .service-grid,.process,.projects,.feature-list{grid-template-columns:1fr}
 .project-card:first-child,.project-card{min-height:0}
 .trust-grid{grid-template-columns:1fr 1fr}
 .cta{padding:34px 24px}
}