:root{
  --navy:#081f3d;
  --navy-2:#0d2f59;
  --orange:#f57c00;
  --white:#fff;
  --ink:#122033;
  --muted:#5e6977;
  --light:#f4f7fa;
  --line:#dce3ea;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.55}
a{color:inherit}
img{display:block;width:100%}
.site-header{height:82px;padding:0 max(22px,calc((100vw - var(--max))/2));display:flex;align-items:center;justify-content:space-between;background:#fff;position:relative;z-index:10}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:10px;background:var(--navy);color:#fff;font-weight:900;letter-spacing:-1px;border-bottom:5px solid var(--orange)}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-text strong{font-size:15px;letter-spacing:.08em;color:var(--navy)}
.brand-text span{margin-top:5px;color:var(--orange);font-size:13px;font-weight:900;letter-spacing:.12em}
.header-call{padding:11px 18px;border-radius:7px;background:var(--orange);color:#fff;text-decoration:none;font-weight:800}
.hero{min-height:680px;position:relative;display:flex;align-items:center;background:url("assets/hero-water-loading.jpeg") center 43%/cover no-repeat;color:#fff}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,22,44,.96) 0%,rgba(5,22,44,.85) 42%,rgba(5,22,44,.28) 76%,rgba(5,22,44,.08) 100%)}
.hero-content{position:relative;width:min(var(--max),calc(100% - 44px));margin:auto;padding:86px 0;max-width:1180px}
.hero-content>*{max-width:690px}
.eyebrow,.section-label{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:900;color:var(--orange);margin:0 0 18px}
.hero h1{font-size:clamp(48px,7vw,88px);line-height:.97;letter-spacing:-.055em;margin:0 0 24px;max-width:760px}
.hero-copy{font-size:clamp(18px,2vw,23px);max-width:700px;color:#e7edf5;margin-bottom:32px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-block;padding:15px 22px;border-radius:7px;text-decoration:none;font-weight:900}
.primary{background:var(--orange);color:#fff}
.secondary{background:#fff;color:var(--navy)}
.quick-facts{display:flex;gap:22px;flex-wrap:wrap;margin-top:42px;font-size:13px;font-weight:800;color:#dbe5ef}
.quick-facts span:before{content:"✓";color:var(--orange);margin-right:7px}
.section{width:min(var(--max),calc(100% - 44px));margin:auto;padding:92px 0}
.intro{display:grid;grid-template-columns:.7fr 1.4fr;gap:50px;align-items:start}
.intro h2,.proof h2,.why h2,.contact h2{font-size:clamp(36px,5vw,60px);line-height:1.03;letter-spacing:-.045em;margin:0}
.lead{font-size:22px;color:var(--muted);margin:28px 0 0;max-width:780px}
.services{padding-top:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.services article{background:#fff;padding:34px 26px;min-height:260px}
.number{font-size:12px;color:var(--orange);font-weight:900}
.services h3{font-size:22px;line-height:1.15;margin:38px 0 15px}
.services p{color:var(--muted);margin:0}
.proof{background:var(--light);padding:92px max(22px,calc((100vw - var(--max))/2))}
.proof-copy{display:grid;grid-template-columns:.7fr 1.4fr;gap:50px;margin-bottom:42px}
.proof-copy p:last-child{font-size:19px;color:var(--muted);max-width:660px;margin:10px 0 0}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:280px;gap:12px}
.gallery figure{margin:0;overflow:hidden;border-radius:9px;background:#ddd}
.gallery .wide{grid-column:span 2;grid-row:span 2}
.gallery img{height:100%;object-fit:cover;transition:transform .5s ease}
.gallery figure:hover img{transform:scale(1.025)}
.why{display:grid;grid-template-columns:1fr 1fr;gap:72px}
.why ul{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.why li{padding:22px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:190px 1fr;gap:25px}
.why li span{color:var(--muted)}
.contact{background:var(--navy);color:#fff;padding:82px max(22px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1.25fr .75fr;gap:70px}
.contact p{color:#d7e1ec;font-size:18px;max-width:700px}
.contact .light{color:#ff9e3f}
.contact-actions{display:flex;flex-direction:column;justify-content:center;gap:12px}
.contact-actions a{display:block;padding:17px 18px;border:1px solid rgba(255,255,255,.25);border-radius:7px;text-decoration:none;font-weight:850}
.contact-actions a:first-child{background:var(--orange);border-color:var(--orange);font-size:22px}
footer{padding:30px max(22px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;align-items:center;background:#05162b;color:#c9d5e2;font-size:13px}
.footer-brand{display:flex;flex-direction:column}
.footer-brand strong{color:#fff;font-size:15px}
footer div:last-child{text-align:right}
.floating-call{display:none}
@media (max-width:900px){
  .hero{min-height:640px;background-position:58% 45%}
  .hero-overlay{background:linear-gradient(90deg,rgba(5,22,44,.96),rgba(5,22,44,.76))}
  .intro,.proof-copy,.why,.contact{grid-template-columns:1fr}
  .services{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .why{gap:38px}
  .contact{gap:34px}
  footer{grid-template-columns:1fr;text-align:left}
  footer div:last-child{text-align:left}
}
@media (max-width:600px){
  .site-header{height:72px}
  .brand-mark{width:42px;height:42px}
  .brand-text strong{font-size:13px}
  .brand-text span{font-size:11px}
  .header-call{display:none}
  .hero{min-height:650px;background-position:60% 50%}
  .hero-overlay{background:linear-gradient(180deg,rgba(5,22,44,.82),rgba(5,22,44,.93))}
  .hero-content{padding:70px 0 90px}
  .hero h1{font-size:49px}
  .hero-copy{font-size:18px}
  .quick-facts{display:grid;gap:7px}
  .section{padding:68px 0}
  .intro{gap:16px}
  .lead{font-size:19px}
  .services{grid-template-columns:1fr}
  .services article{min-height:0}
  .proof{padding-top:68px;padding-bottom:68px}
  .gallery{grid-template-columns:1fr;grid-auto-rows:260px}
  .gallery .wide{grid-column:auto;grid-row:auto}
  .why li{grid-template-columns:1fr;gap:4px}
  .contact{padding-top:68px;padding-bottom:90px}
  .floating-call{display:block;position:fixed;right:16px;bottom:16px;z-index:20;background:var(--orange);color:#fff;text-decoration:none;font-weight:900;padding:14px 18px;border-radius:999px;box-shadow:0 8px 28px rgba(0,0,0,.28)}
}