:root{
  --blue:#0785d9;
  --blue-2:#006bc7;
  --blue-3:#e9f5ff;
  --dark:#102033;
  --muted:#64748b;
  --light:#f7fbff;
  --line:#dbe7f3;
  --card:#ffffff;
  --shadow:0 18px 45px rgba(16,32,51,.10);
  --radius:22px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--dark);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  background:#fff;
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.topbar{
  position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);border-bottom:1px solid rgba(219,231,243,.8)
}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{width:190px}
.navlinks{display:flex;gap:28px;align-items:center;font-weight:700;font-size:14px;color:#526173}
.navlinks a{padding:27px 0;position:relative}
.navlinks a.active,.navlinks a:hover{color:var(--blue)}
.navlinks a.active:after,.navlinks a:hover:after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;background:var(--blue);border-radius:99px
}
.cta{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 20px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--blue-2));
  color:white;font-weight:800;border:0;box-shadow:0 10px 24px rgba(0,123,215,.25);cursor:pointer
}
.cta.secondary{background:white;color:var(--blue);border:1px solid #b9daf7;box-shadow:none}
.mobile-toggle{display:none;background:white;border:1px solid var(--line);border-radius:12px;padding:10px}
.hero{
  position:relative;overflow:hidden;background:
  radial-gradient(circle at 80% 15%,rgba(0,132,217,.13),transparent 30%),
  linear-gradient(180deg,#f8fbff 0%,#fff 88%);
}
.hero:before{
  content:"";position:absolute;inset:0;opacity:.36;background-image:
  linear-gradient(rgba(7,133,217,.08) 1px, transparent 1px),
  linear-gradient(90deg, rgba(7,133,217,.08) 1px, transparent 1px);
  background-size:42px 42px;mask-image:linear-gradient(90deg,transparent 0%,#000 38%,#000 100%)
}
.hero-wrap{position:relative;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:40px;padding:76px 0 64px}
.eyebrow{color:var(--blue);font-size:13px;text-transform:uppercase;letter-spacing:.13em;font-weight:900}
h1,h2,h3{line-height:1.12;margin:0 0 16px}
h1{font-size:clamp(42px,5.8vw,76px);letter-spacing:-.045em}
h2{font-size:clamp(30px,3.5vw,46px);letter-spacing:-.03em}
h3{font-size:22px}
.lead{font-size:18px;color:#4a5870;max-width:620px;margin:0 0 28px}
.blue{color:var(--blue)}
.actions{display:flex;gap:16px;flex-wrap:wrap}
.engineering-visual{
  min-height:480px;border-radius:34px;position:relative;overflow:hidden;background:
    linear-gradient(145deg,#fff,#eaf5ff);
  box-shadow:var(--shadow);border:1px solid #d9e8f5
}
.engineering-visual:before{
  content:"";position:absolute;inset:0;background-image:
  linear-gradient(30deg,rgba(16,32,51,.055) 1px,transparent 1px),
  linear-gradient(150deg,rgba(16,32,51,.055) 1px,transparent 1px);
  background-size:36px 36px;opacity:.75
}
.building{
  position:absolute;left:8%;right:5%;bottom:9%;height:70%;
  transform:skewY(-6deg) rotate(-1deg);
}
.floor{position:absolute;left:0;right:0;height:18%;border:2px solid rgba(16,32,51,.22);background:rgba(255,255,255,.78);box-shadow:0 12px 20px rgba(16,32,51,.08)}
.floor:nth-child(1){bottom:0}.floor:nth-child(2){bottom:18%}.floor:nth-child(3){bottom:36%}.floor:nth-child(4){bottom:54%}
.floor:after{content:"";position:absolute;inset:18% 8%;background:repeating-linear-gradient(90deg,rgba(16,32,51,.16) 0 2px,transparent 2px 48px)}
.pipe{position:absolute;height:9px;border-radius:99px;background:var(--blue);box-shadow:0 0 0 4px rgba(7,133,217,.09)}
.pipe.p1{width:74%;left:15%;top:32%}.pipe.p2{width:56%;left:22%;top:52%;background:#ef5b44}.pipe.p3{width:65%;left:8%;top:70%}
.pipe.v{width:9px;height:72%;right:18%;top:16%;background:var(--blue)}
.triangle{position:absolute;right:-78px;bottom:38px;border-left:190px solid var(--blue);border-top:125px solid transparent;border-bottom:125px solid transparent;opacity:.92}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;transform:translateY(-34px);
  background:white;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden
}
.stat{padding:28px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:32px;color:var(--blue);line-height:1}.stat span{color:var(--muted);font-size:13px;font-weight:700}
.section{padding:68px 0}
.section.alt{background:linear-gradient(180deg,#f8fbff,#fff)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
.section-head.center{text-align:center;display:block}
.small-line{width:54px;height:4px;background:var(--blue);border-radius:99px;margin:12px 0}
.section-head.center .small-line{margin:12px auto}
.grid{display:grid;gap:20px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-6{grid-template-columns:repeat(6,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  box-shadow:0 8px 26px rgba(16,32,51,.055);transition:.25s ease
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b9daf7}
.icon{
  width:56px;height:56px;border-radius:16px;background:var(--blue-3);display:grid;place-items:center;color:var(--blue);
  margin-bottom:18px;font-weight:900;font-size:25px
}
.card p{color:var(--muted);margin:0}
.arrow{color:var(--blue);font-weight:900;margin-top:18px;display:inline-flex}
.about-block{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.office-visual{
  min-height:420px;border-radius:28px;box-shadow:var(--shadow);background:
  linear-gradient(90deg,#121b27 0 38%,#eef6ff 38% 100%);position:relative;overflow:hidden;border:1px solid var(--line)
}
.office-visual img{position:absolute;width:270px;left:34px;top:45px;filter:drop-shadow(0 10px 20px rgba(0,0,0,.25))}
.desk{position:absolute;left:25px;bottom:48px;width:45%;height:90px;background:white;border-radius:12px;box-shadow:0 18px 40px rgba(0,0,0,.25)}
.desk:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:6px;background:var(--blue)}
.screen{position:absolute;right:42px;top:70px;width:46%;height:180px;background:#0d1b2a;border-radius:16px;border:8px solid #1f2d3d;box-shadow:0 18px 40px rgba(0,0,0,.20)}
.screen:after{content:"";position:absolute;inset:18px;background:linear-gradient(135deg,#dff2ff,#fff);clip-path:polygon(8% 78%,36% 34%,58% 56%,78% 18%,94% 78%)}
.chairs{position:absolute;right:40px;bottom:54px;width:46%;height:92px;background:repeating-linear-gradient(90deg,#1c2938 0 62px,transparent 62px 84px)}
.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
.feature{display:flex;gap:14px}
.feature .icon{width:48px;height:48px;min-width:48px;margin:0}
.project-card{padding:0;overflow:hidden}
.project-img{height:220px;background:linear-gradient(135deg,#d8eefe,#fff);position:relative;overflow:hidden}
.project-img:before{content:"";position:absolute;left:8%;right:8%;bottom:18%;height:48%;background:linear-gradient(90deg,#d7e5ee,#fff);border:2px solid rgba(16,32,51,.15);box-shadow:0 10px 25px rgba(16,32,51,.15)}
.project-img:after{content:"";position:absolute;left:5%;right:5%;bottom:12%;height:12%;background:#c4d6e3;transform:skewX(-20deg)}
.tag{position:absolute;top:14px;right:14px;padding:6px 10px;border-radius:999px;background:rgba(16,32,51,.72);color:#fff;font-size:12px;font-weight:800}
.project-card .body{padding:22px}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{position:relative;padding-top:8px}
.step-num{font-size:14px;color:var(--blue);font-weight:900}
.testimonial{display:grid;grid-template-columns:1.4fr .6fr;gap:24px;align-items:center}
.quote{font-size:22px;color:#304157}
.cta-band{border-radius:22px;background:linear-gradient(135deg,var(--blue),#0064bd);color:white;padding:34px 42px;display:flex;align-items:center;justify-content:space-between;gap:24px;overflow:hidden;position:relative}
.cta-band:before{content:"";position:absolute;inset:0;background-image:linear-gradient(45deg,rgba(255,255,255,.09) 1px,transparent 1px);background-size:30px 30px}
.cta-band>*{position:relative}.cta-band p{margin:0;color:#e8f6ff}
.footer{background:#0d1b2a;color:#d5e2ef;padding:54px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .9fr 1fr;gap:40px}
.footer .logo{filter:brightness(0) invert(1) opacity(.75);margin-bottom:18px}
.footer h4{color:white;margin:0 0 12px}.footer a,.footer p{color:#c4d3df}
.footer ul{list-style:none;padding:0;margin:0}.footer li{margin:6px 0}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#9fb0c1;font-size:13px}
.page-hero{padding:66px 0;background:linear-gradient(120deg,#fff 0%,#f3f9ff 100%);position:relative;overflow:hidden}
.page-hero .container{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:center}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:14px 15px;font:inherit;color:var(--dark);background:white}
textarea{min-height:140px;resize:vertical}.full{grid-column:1/-1}
.map{
  min-height:320px;border-radius:22px;background:
  linear-gradient(30deg,transparent 48%,rgba(7,133,217,.15) 49%,transparent 50%),
  linear-gradient(120deg,transparent 48%,rgba(16,32,51,.10) 49%,transparent 50%),
  #eef6ff;background-size:90px 90px;position:relative;border:1px solid var(--line);overflow:hidden
}
.pin{position:absolute;left:42%;top:43%;width:58px;height:58px;border-radius:50% 50% 50% 0;background:var(--blue);transform:rotate(-45deg);box-shadow:0 0 0 18px rgba(7,133,217,.12)}
.pin:after{content:"";position:absolute;width:22px;height:22px;background:#fff;border-radius:50%;left:18px;top:18px}
.bullets{list-style:none;margin:16px 0 0;padding:0}.bullets li{margin:9px 0;color:var(--muted)}.bullets li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:9px}
.filter-row{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:30px}.chip{border:1px solid #b9daf7;border-radius:999px;padding:12px 20px;font-weight:800;color:#35506b}.chip.active{background:var(--blue);color:#fff}
@media(max-width:900px){
  .mobile-toggle{display:block}.navlinks{display:none;position:absolute;left:20px;right:20px;top:78px;background:white;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:16px;flex-direction:column;align-items:flex-start}.navlinks.show{display:flex}.navlinks a{padding:8px 0}.navlinks a:after{display:none}
  .hero-wrap,.about-block,.page-hero .container,.testimonial{grid-template-columns:1fr}
  .stats,.cards-3,.cards-4,.cards-6,.process,.footer-grid,.feature-list{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:0}
  .form-grid{grid-template-columns:1fr}.full{grid-column:auto}.footer-grid{gap:22px}.foot-bottom{flex-direction:column}
  .engineering-visual{min-height:360px}.section-head{display:block}.cta-band{display:block}.cta-band .cta{margin-top:18px}
}

/* v2 tweaks */
.badges{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 0}
.badge{padding:10px 14px;border-radius:999px;background:#eef6ff;border:1px solid #cfe5f8;color:#29517a;font-weight:800;font-size:13px}
.compact-list{display:grid;gap:14px;margin-top:18px}
.compact-list .row{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:16px}
.compact-list .dot{width:12px;height:12px;border-radius:50%;background:var(--blue);margin-top:8px;flex:0 0 12px}
.note-box{padding:22px;border-radius:22px;background:#f8fbff;border:1px solid var(--line)}
.email-list a{display:block;color:var(--blue);font-weight:700;margin:6px 0}
.simple-project{max-width:820px;margin:0 auto;text-align:center}
.simple-project .card{padding:40px 32px}
.footer .logo{filter:none !important; width:210px; background:transparent; padding:0; border-radius:0}
.footer .logo-box{display:inline-block}
@media(max-width:900px){.badges{justify-content:flex-start}}