:root{
  --bg:#ffffff;
  --text:#171717;
  --muted:#666;
  --red:#d62828;
  --red-dark:#a61b1b;
  --soft:#f7f7f8;
  --line:#ececec;
  --dark:#121417;
  --radius:28px;
  --shadow:0 18px 45px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1120px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.05)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:18px 0;gap:16px}
.brand{display:flex;align-items:center;gap:14px;font-weight:800;font-size:1.15rem}
.brand-icon{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;background:#fff3f3;box-shadow:0 10px 25px rgba(214,40,40,.12);font-size:1.65rem}
.brand-text{line-height:1.2}
.site-nav{display:flex;gap:24px;align-items:center}
.site-nav a{font-weight:700;color:#444;position:relative}
.site-nav a::after{content:'';position:absolute;left:0;bottom:-8px;width:0;height:2px;background:var(--red);transition:.25s}
.site-nav a:hover::after{width:100%}
.menu-toggle{display:none;border:none;background:#fff3f3;color:#1877f2;width:52px;height:52px;border-radius:18px;font-size:1.8rem;cursor:pointer}
.hero{padding:64px 0 32px;background:linear-gradient(180deg,#fff, #fafafa)}
.hero-grid,.split-layout,.systems-grid,.footer-grid,.cta-box{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;margin:0 0 12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--red);font-size:.82rem}
.eyebrow.light{color:#ff8f8f}
h1,h2,h3{line-height:1.12;margin:0 0 14px}
h1{font-size:clamp(2.3rem,5vw,4.4rem)}
h2{font-size:clamp(1.8rem,4vw,3rem)}
.lead{font-size:1.1rem;color:#4e4e4e;max-width:58ch}
.hero-actions,.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;border-radius:999px;font-weight:800;transition:.25s;min-width:160px}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 14px 28px rgba(214,40,40,.2)}
.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn-secondary{background:#fff;border:1px solid var(--line);color:#222}
.btn-secondary:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.card-photo{background:#fff;border-radius:34px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.05)}
.card-photo img{width:100%;height:100%;object-fit:cover}
.small-shadow{box-shadow:0 14px 35px rgba(0,0,0,.08)}
.edge-glow{box-shadow:0 20px 50px rgba(214,40,40,.15)}
.section{padding:84px 0}
.section-soft{background:var(--soft)}
.center{text-align:center}
.intro{max-width:760px;margin:0 auto 28px;color:var(--muted)}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.service-card{background:#fff;border:1px solid var(--line);padding:26px;border-radius:26px;box-shadow:0 8px 24px rgba(0,0,0,.04)}
.service-card span{font-size:1.8rem;display:inline-block;margin-bottom:12px}
.service-card h3{font-size:1.15rem}
.service-card p{color:var(--muted);margin:0}
.dark-panel{background:linear-gradient(135deg,#16181d,#1e2228);color:#fff}
.clients-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}
.clients-grid div{padding:18px 20px;border-radius:20px;background:#fff;border:1px solid var(--line);font-weight:800;text-align:center;box-shadow:0 8px 20px rgba(0,0,0,.04)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery-item{background:#fff;border-radius:26px;overflow:hidden;box-shadow:0 12px 26px rgba(0,0,0,.06);border:1px solid var(--line)}
.gallery-item img{width:100%;height:320px;object-fit:cover}
.gallery-item.tall img{height:660px}
.gallery-item figcaption{padding:14px 16px;font-weight:700}
.cta-section{padding-top:32px}
.cta-box{background:linear-gradient(135deg,#fff5f5,#ffffff);border:1px solid #f0dddd;border-radius:34px;padding:34px;box-shadow:var(--shadow)}
.site-footer{padding:44px 0 56px;border-top:1px solid var(--line)}
.footer-note{color:var(--muted)}
.reverse{grid-template-columns:.92fr 1.08fr}
@media (max-width:960px){
  .services-grid,.clients-grid,.gallery-grid{grid-template-columns:repeat(2,1fr)}
  .hero-grid,.split-layout,.systems-grid,.footer-grid,.cta-box,.reverse{grid-template-columns:1fr}
  .site-nav{position:absolute;right:16px;top:84px;background:#fff;padding:18px;border-radius:22px;box-shadow:var(--shadow);border:1px solid var(--line);display:none;flex-direction:column;align-items:flex-start;min-width:220px}
  .site-nav.open{display:flex}
  .menu-toggle{display:grid;place-items:center}
}
@media (max-width:640px){
  .container{width:min(100% - 24px,1120px)}
  .brand-text{font-size:1rem}
  .hero{padding-top:34px}
  .section{padding:64px 0}
  .services-grid,.clients-grid,.gallery-grid{grid-template-columns:1fr}
  .gallery-item img,.gallery-item.tall img{height:auto}
  .btn{width:100%}
}