:root{
  --navy:#082b49; --blue:#0b6bcb; --sky:#eaf5ff; --ink:#152536;
  --muted:#607080; --white:#fff; --line:#dce7f0; --gold:#d99b32;
  --shadow:0 18px 50px rgba(8,43,73,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.7}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1160px,92%);margin:auto}
.topbar{background:var(--navy);color:#dcefff;font-size:14px}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}
.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:21px;color:var(--navy)}
.logo-mark{width:44px;height:44px;border-radius:12px;background:linear-gradient(145deg,#0b83e8,#084a9d);display:grid;place-items:center;color:#fff;box-shadow:0 8px 20px rgba(11,107,203,.25)}
.logo-mark:before{content:"⌂";font-size:25px}
.menu{display:flex;align-items:center;gap:28px;font-weight:650;font-size:15px}
.menu a{color:#2a3b4c;position:relative;padding:27px 0}
.menu a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--blue);transition:.25s}
.menu a:hover,.menu a.active{color:var(--blue)}
.menu a:hover:after,.menu a.active:after{right:0}
.menu-toggle{display:none;border:0;background:var(--sky);color:var(--navy);font-size:25px;width:44px;height:44px;border-radius:10px}
.hero{min-height:650px;display:flex;align-items:center;position:relative;background:linear-gradient(90deg,rgba(4,30,51,.86),rgba(4,30,51,.45)),url('assets/hero.jpg') center/cover}
.hero-content{color:#fff;max-width:700px;padding:90px 0}
.eyebrow{text-transform:uppercase;letter-spacing:2.2px;font-size:13px;font-weight:800;color:#b9ddff;margin-bottom:16px}
h1{font-size:clamp(42px,6vw,72px);line-height:1.06;letter-spacing:-2px;margin-bottom:22px}
.hero p{font-size:19px;line-height:1.75;color:#eaf5ff;max-width:650px}
.btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:10px;font-weight:750;border:1px solid transparent;transition:.25s}
.btn-primary{background:#fff;color:var(--navy)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(0,0,0,.16)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:#0958a6;transform:translateY(-2px)}
.btn-outline{border-color:#fff;color:#fff}
.section{padding:88px 0}
.section.alt{background:#f6faff}
.section-head{max-width:700px;margin-bottom:38px}
.kicker{color:var(--blue);font-size:13px;text-transform:uppercase;letter-spacing:1.8px;font-weight:800}
h2{font-size:clamp(32px,4vw,48px);line-height:1.15;color:var(--navy);margin:9px 0 15px;letter-spacing:-1px}
.lead{font-size:18px;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:.3s}
.card:hover{transform:translateY(-6px)}
.card-body{padding:25px}
.card h3{font-size:21px;color:var(--navy);margin-bottom:8px}
.card p{color:var(--muted)}
.card img{aspect-ratio:16/10;object-fit:cover}
.icon-card{padding:28px;border:1px solid var(--line);border-radius:18px;background:#fff}
.icon{width:48px;height:48px;border-radius:14px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-size:22px;margin-bottom:18px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.round-img{border-radius:24px;box-shadow:var(--shadow)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}
.stat{padding:20px;border-radius:14px;background:var(--sky)}
.stat strong{display:block;font-size:27px;color:var(--navy)}
.stat span{font-size:13px;color:var(--muted)}
.page-hero{padding:105px 0;background:linear-gradient(100deg,#062f50,#0b6bcb);color:#fff}
.page-hero h1{font-size:54px;margin-bottom:12px}
.page-hero p{max-width:700px;color:#dcefff;font-size:18px}
.project-card .tag{display:inline-block;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:1px;color:var(--blue);margin-bottom:8px}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery a{overflow:hidden;border-radius:18px;display:block;position:relative;background:#ddd}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:.35s}
.gallery a:hover img{transform:scale(1.06)}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px}
.contact-box{padding:30px;background:#f6faff;border:1px solid var(--line);border-radius:20px}
.contact-item{display:flex;gap:15px;padding:17px 0;border-bottom:1px solid var(--line)}
.contact-item:last-child{border:0}
.contact-item b{display:block;color:var(--navy)}
form{display:grid;gap:16px}
label{font-weight:700;font-size:14px;color:var(--navy)}
input,textarea{width:100%;margin-top:7px;border:1px solid #cbd9e4;border-radius:10px;padding:13px 14px;font:inherit;outline:none}
input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(11,107,203,.1)}
textarea{min-height:150px;resize:vertical}
.footer{background:#061f35;color:#cfe2f2;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.footer h3{color:#fff;margin-bottom:12px}
.footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;font-size:13px;display:flex;justify-content:space-between;gap:20px}
.notice{padding:16px 18px;background:#fff8e9;border:1px solid #f0d79f;border-radius:12px;color:#6d531d;margin-top:25px;font-size:14px}
.breadcrumb{font-size:14px;color:#bfe0fb;margin-bottom:12px}
@media(max-width:900px){
  .menu-toggle{display:block}
  .menu{display:none;position:absolute;left:4%;right:4%;top:70px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
  .menu.open{display:flex}
  .menu a{padding:13px 15px}
  .menu a:after{display:none}
  .grid-3,.grid-2,.split,.contact-grid,.footer-grid{grid-template-columns:1fr}
  .split{gap:30px}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .topbar .container{flex-direction:column;gap:2px}
}
@media(max-width:560px){
  .nav{height:70px}
  .hero{min-height:610px}
  .hero-content{padding:70px 0}
  h1{letter-spacing:-1.5px}
  .section{padding:65px 0}
  .gallery{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}