:root{--navy:#102b4f;--navy2:#173b68;--ink:#102a49;--coral:#e47c67;--peach:#f7d7cc;--cream:#fbfaf7;--line:rgba(16,43,79,.15);--muted:#6d7b8d;--white:#fff;--shadow:0 24px 70px rgba(13,37,65,.14);--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Inter,Arial,sans-serif;background:var(--cream)}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer}.wrap{max-width:1180px;margin:auto;padding:0 28px}.topbar{background:var(--navy);color:#fff;font-size:12px;letter-spacing:.06em}.topbar .wrap{display:flex;justify-content:space-between;gap:20px;padding-top:10px;padding-bottom:10px}.topbar span{opacity:.8}.topbar a{color:var(--peach)}header{height:86px;background:var(--cream);border-bottom:1px solid var(--line);display:flex;align-items:center;position:sticky;top:0;z-index:10}.nav{display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.06em;font-size:14px}.brand-logo{width:38px;height:42px;display:block;object-fit:cover;object-position:center}.brand-name{font-size:14px;letter-spacing:.08em;font-weight:900;color:var(--ink);white-space:nowrap}.brand-mark{width:35px;height:35px;display:grid;grid-template-columns:repeat(4,1fr);align-items:end;gap:3px}.brand-mark i{background:var(--coral);height:55%;border-radius:2px 2px 0 0}.brand-mark i:nth-child(2){height:78%;background:var(--navy2)}.brand-mark i:nth-child(3){height:100%;background:var(--coral)}.brand-mark i:nth-child(4){height:68%;background:var(--navy)}.brand small{display:block;color:var(--muted);font-weight:500;font-size:8px;letter-spacing:.18em;margin-top:3px}.links{display:flex;align-items:center;gap:28px;font-size:13px;font-weight:600}.links a{opacity:.7;transition:.2s}.links a:hover{opacity:1;color:var(--coral)}.nav-cta{display:flex;align-items:center;gap:24px;margin-left:28px;font-size:13px;font-weight:700}.login-link{font-size:12px;font-weight:800;letter-spacing:.06em;opacity:.75}.login-link:hover{opacity:1;color:var(--coral)}.wa{background:var(--coral);color:#fff;padding:12px 16px;border-radius:8px;letter-spacing:.05em;font-size:11px}.hero{background:var(--navy);color:#fff;overflow:hidden;position:relative}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:42px 42px;opacity:.65}.hero .wrap{position:relative;display:grid;grid-template-columns:1fr;gap:0;align-items:center;min-height:560px;padding-top:70px;padding-bottom:70px}.eyebrow{color:var(--coral);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;margin-bottom:24px}.hero h1{font-family:Oswald,Arial;font-size:clamp(48px,6vw,82px);line-height:1.08;letter-spacing:-.03em;text-transform:uppercase;margin:0 0 25px}.hero h1 em{font-style:normal;color:var(--coral)}.hero p{max-width:525px;color:#c9d3df;font-size:17px;line-height:1.65;margin:0 0 30px}.actions{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;padding:15px 20px;border-radius:8px;font-size:12px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;transition:.2s}.btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:#f08d78;transform:translateY(-2px)}.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}.btn-ghost:hover{border-color:#fff;transform:translateY(-2px)}.hero-note{display:flex;gap:32px;margin-top:55px}.metric strong{font-family:Oswald;font-size:37px;display:block}.metric span{color:#9fb0c4;text-transform:uppercase;letter-spacing:.11em;font-size:10px}.hero-art{display:none}.art-card{display:none;position:absolute;inset:35px 0 30px 35px;background:#f8f5ee;border-radius:4px;box-shadow:var(--shadow);transform:rotate(2deg);padding:26px;color:var(--ink)}.art-card:before{content:"GID\A ENGINEERING";white-space:pre;font-family:Oswald;font-size:31px;line-height:.9;letter-spacing:.02em;position:absolute;left:35px;top:45px}.art-card:after{content:"YOUR TRUSTED HVAC SUPPLIER";position:absolute;left:36px;bottom:38px;color:var(--muted);font-size:9px;letter-spacing:.2em}.diagram{position:absolute;right:34px;top:65px;width:150px;height:160px;border:2px solid var(--coral);border-radius:50% 50% 8px 8px;opacity:.8}.diagram:before,.diagram:after{content:"";position:absolute;border:2px solid var(--navy2);border-radius:50%}.diagram:before{width:70px;height:70px;left:38px;top:28px}.diagram:after{width:25px;height:25px;left:60px;top:50px;background:var(--coral);border:0}.line{position:absolute;height:1px;background:var(--coral);opacity:.8;transform-origin:left}.l1{width:250px;right:5px;bottom:64px;transform:rotate(-14deg)}.l2{width:190px;right:50px;bottom:36px;transform:rotate(9deg);opacity:.3;background:#8ea7c1}.services{padding:105px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}.section-kicker{color:var(--coral);font-size:11px;font-weight:800;letter-spacing:.2em;text-transform:uppercase}.section-head h2{font-family:Oswald;font-size:48px;text-transform:uppercase;line-height:1;margin:12px 0 0}.section-head p{max-width:360px;line-height:1.65;color:var(--muted);font-size:14px}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.service{background:var(--cream);padding:30px 24px;min-height:250px;transition:.25s}.service:hover{background:#fff;transform:translateY(-5px);box-shadow:var(--shadow);position:relative}.service-num{font-family:Oswald;color:var(--coral);font-size:14px}.service h3{font-family:Oswald;font-size:25px;text-transform:uppercase;margin:40px 0 12px}.service p{font-size:13px;line-height:1.6;color:var(--muted);margin:0}.service small{display:block;margin-top:20px;color:var(--ink);font-weight:700;font-size:10px;letter-spacing:.1em;text-transform:uppercase}.process{background:var(--peach);padding:92px 0}.process-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}.process h2{font-family:Oswald;text-transform:uppercase;font-size:49px;line-height:1;margin:15px 0}.process-intro{color:#5f6770;line-height:1.7;font-size:14px}.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.step{border-top:1px solid rgba(16,43,79,.35);padding-top:16px}.step b{font-family:Oswald;color:var(--coral);font-size:14px}.step h3{font-family:Oswald;text-transform:uppercase;margin:12px 0 7px;font-size:23px}.step p{font-size:13px;color:#5f6770;line-height:1.55;margin:0}.portfolio{padding:105px 0}.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.project{min-height:310px;position:relative;overflow:hidden;border-radius:var(--radius);background:var(--navy);color:#fff;padding:25px;display:flex;flex-direction:column;justify-content:end}.project:before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(228,124,103,.8),transparent 43%),linear-gradient(35deg,#0a2342,#245a83);opacity:.85}.project:nth-child(2):before{background:linear-gradient(145deg,#ebc1a8,#214a72)}.project:nth-child(3):before{background:linear-gradient(145deg,#517f91,#111f42)}.project:nth-child(4):before{background:linear-gradient(145deg,#d86e60,#122d54)}.project>*{position:relative}.project-tag{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#fff;opacity:.8;position:absolute!important;top:25px}.project h3{font-family:Oswald;text-transform:uppercase;font-size:28px;line-height:1;margin:0 0 8px}.project p{font-size:12px;line-height:1.5;opacity:.8;margin:0}.contact{background:var(--navy);color:#fff;padding:90px 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.contact h2{font-family:Oswald;text-transform:uppercase;font-size:56px;line-height:1.08;margin:12px 0 22px}.contact p{color:#c7d2df;line-height:1.7;font-size:14px;max-width:440px}.contact-meta{margin-top:38px;display:grid;gap:12px}.contact-meta a{color:var(--peach);font-weight:700}.form{background:#f7f5ef;color:var(--ink);border-radius:var(--radius);padding:30px}.form h3{font-family:Oswald;font-size:27px;text-transform:uppercase;margin:0 0 8px}.form .sub{font-size:12px;color:var(--muted);margin-bottom:20px}.field{margin-bottom:13px}.field label{display:block;font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;margin-bottom:6px}.field input,.field textarea{width:100%;border:1px solid #d6dce1;background:#fff;border-radius:8px;padding:13px 14px;color:var(--ink);outline:none}.field input:focus,.field textarea:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(228,124,103,.14)}.field textarea{min-height:95px;resize:vertical}.form .btn{width:100%;border:0;margin-top:4px}.form-message{font-size:12px;margin-top:12px;min-height:18px}.form-message.ok{color:#287852}.form-message.err{color:#ae3d36}footer{background:#0b2039;color:#9fb0c4;padding:28px 0;font-size:11px}.footer-row{display:flex;justify-content:space-between;gap:20px}.footer-row strong{color:#fff;letter-spacing:.08em}.burger{display:none;background:none;border:0;color:var(--ink);font-size:25px}@media(max-width:850px){.links{display:none}.nav-cta{margin-left:auto;gap:12px}.login-link{display:none}.burger{display:block}.nav-cta{margin-left:auto;margin-right:12px}.hero .wrap,.process-grid,.contact-grid{grid-template-columns:1fr;gap:35px}.hero .wrap{min-height:auto;padding-top:75px}.hero-art{min-height:310px}.service-grid{grid-template-columns:repeat(2,1fr)}.portfolio-grid{grid-template-columns:repeat(2,1fr)}.section-head{display:block}.section-head p{margin-top:18px}.topbar .wrap{font-size:10px}.contact h2{font-size:47px;line-height:1.08}}@media(max-width:560px){.wrap{padding-left:20px;padding-right:20px}.topbar{display:none}header{height:72px}.nav-cta .wa{padding:10px 9px;font-size:9px}.brand{font-size:12px}.hero h1{font-size:49px;line-height:1.08}.hero p{font-size:15px}.hero-note{gap:20px;margin-top:35px}.metric strong{font-size:30px}.service-grid,.portfolio-grid,.steps{grid-template-columns:1fr}.services,.portfolio{padding:75px 0}.section-head h2{font-size:40px}.process{padding:70px 0}.process h2{font-size:42px}.form{padding:22px}.contact{padding:70px 0}.footer-row{display:block}.footer-row span{display:block;margin-top:10px}}
@media (min-width: 900px) { header .brand { margin-right: 64px; } }
html,body{max-width:100%;overflow-x:hidden}
@media(max-width:850px){
  .wrap{padding-left:20px;padding-right:20px} header .nav{gap:10px} header .brand{min-width:0;margin-right:0}
  .brand-name{font-size:11px;letter-spacing:.05em}.brand-logo{width:32px;height:36px}.nav-cta{margin-left:auto;gap:8px}
  .nav-cta .wa{padding:9px 8px;font-size:8px}.hero{padding-bottom:64px}.hero h1{font-size:clamp(42px,13vw,62px);line-height:.94}
  .hero p{max-width:100%;font-size:14px}.hero-actions{display:grid;grid-template-columns:1fr;gap:10px}.hero-actions .btn{justify-content:center;width:100%}
  .section-head h2{font-size:42px}.section-head p{font-size:13px}.service-grid,.portfolio-grid{grid-template-columns:1fr 1fr;gap:10px}
  .service{padding:22px 15px;min-height:220px}.service h3{font-size:21px;margin-top:30px}.service p{font-size:12px}.service small{font-size:9px}
  .contact-grid{gap:30px}.contact h2{font-size:44px;line-height:1.08}.form{padding:22px 18px}.field input,.field textarea{font-size:16px}.footer-row{display:block}.footer-row span{display:block;margin-top:10px;line-height:1.5}
}
@media(max-width:560px){
  .topbar{display:none} header{height:72px}.login-link{display:none}.burger{display:block}.hero .wrap{padding-top:58px}
  .service-grid,.portfolio-grid{grid-template-columns:1fr}.service{min-height:0}.portfolio-grid{gap:12px}.project{min-height:240px}.section-head h2{font-size:38px}.contact h2{font-size:40px;line-height:1.08}
}
@media(max-width:640px){
 html,body{width:100%;max-width:100%;overflow-x:hidden}.wrap{padding-left:16px;padding-right:16px}
 header{height:64px}.nav{height:64px}.brand-logo{width:30px;height:32px}.brand-name{font-size:11px;max-width:160px;overflow:hidden;text-overflow:ellipsis}
 .nav-cta{gap:6px}.nav-cta .wa{display:none}.login-link{display:none}.burger{display:block;font-size:26px;padding:0;background:none;border:0}
 .links{position:fixed;top:64px;left:0;right:0;width:100%;background:var(--cream);padding:8px 16px 18px;display:flex;flex-direction:column;gap:0;box-shadow:0 18px 40px -20px rgba(0,0,0,.3);z-index:30}
 .links a{width:100%;padding:15px 4px;border-bottom:1px solid var(--line);font-size:15px}.hero .wrap{padding-top:54px}.hero h1{font-size:clamp(40px,13vw,56px)}
 .hero-actions{display:flex;flex-direction:column;gap:10px}.hero-actions .btn{width:100%;justify-content:center;min-height:48px}.hero-note{display:grid;grid-template-columns:1fr 1fr;gap:14px}.metric strong{font-size:30px}
 .service-grid,.portfolio-grid{display:grid;grid-template-columns:1fr;gap:12px}.service{padding:22px 18px;min-height:0}.service h3{font-size:24px}.project{min-height:240px}.contact-grid{display:flex;flex-direction:column;gap:28px}.contact h2{font-size:42px}.form{width:100%;padding:20px 16px}.field input,.field textarea{font-size:16px;min-height:46px}.form .btn{min-height:48px}
 .footer-row{display:flex;flex-direction:column;gap:10px}
}
@media(max-width:640px){
  header{position:relative;z-index:100}
  .links{position:absolute;top:100%;left:0;right:0;width:100%;display:none;transform:none;opacity:1;pointer-events:none;background:var(--cream);box-shadow:0 18px 40px -20px rgba(0,0,0,.3)}
  .links.open{display:flex;pointer-events:auto}
}
@media(max-width:640px){
  .nav-cta{display:flex;align-items:center;gap:6px;flex:0 0 auto}
  .nav-cta .wa{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:8px 8px;font-size:8px;white-space:nowrap}
  .nav-cta .login-link{display:inline-flex;align-items:center;min-height:38px;padding:8px 3px;font-size:8px;white-space:nowrap}
  .nav-cta .burger{display:block;flex:0 0 28px}
}
@media(max-width:380px){.nav-cta .wa{padding-left:6px;padding-right:6px;font-size:7px}.nav-cta .login-link{font-size:7px}}