:root{
  --ink:#131a24; --body:#39444f; --muted:#6b7480; --line:#e7ebf0;
  --bg:#ffffff; --bg-soft:#f6f8fa; --bg-dark:#0f1b24;
  --accent:#12726b; --accent-2:#1a9b8f; --accent-ink:#0b4f4a;
  --gold:#e0a63c; --radius:14px; --shadow:0 10px 30px rgba(16,28,36,.08);
  --wrap:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--body);background:var(--bg);
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--ink);line-height:1.18;margin:0 0 .5em;font-weight:750;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem)}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1rem}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-ink)}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:.7rem}
.lead{font-size:1.18rem;color:var(--muted);max-width:62ch}
.btn{display:inline-block;padding:13px 26px;border-radius:10px;font-weight:650;transition:.15s;cursor:pointer;border:1px solid transparent}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-ink);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000;color:#fff}
/* header */
.site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:1.15rem;letter-spacing:-.02em}
.brand .mark{width:30px;height:30px}
.nav-links{display:flex;gap:30px;list-style:none;margin:0;padding:0;align-items:center}
.nav-links a{color:var(--body);font-weight:550}
.nav-links a:hover{color:var(--accent)}
.nav-cta{margin-left:8px}
.burger{display:none}
/* hero */
.hero{position:relative;color:#fff;background:linear-gradient(120deg,rgba(9,30,28,.86),rgba(12,40,45,.72)),url('/assets/img/hero.jpg') center/cover;padding:104px 0 118px}
.hero h1{color:#fff;max-width:16ch}
.hero .lead{color:rgba(255,255,255,.86);margin-bottom:1.8rem}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:52px;flex-wrap:wrap}
.hero-stats b{display:block;font-size:2rem;color:#fff}
.hero-stats span{color:rgba(255,255,255,.7);font-size:.92rem}
/* sections */
.section{padding:84px 0}
.section.soft{background:var(--bg-soft)}
.section.dark{background:var(--bg-dark);color:#cdd6dd}
.section.dark h2{color:#fff}
.center{text-align:center;margin:0 auto 52px;max-width:720px}
.center .lead{margin:0 auto}
.grid{display:grid;gap:26px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:.18s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(16,28,36,.12)}
.card .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card .ic svg{width:24px;height:24px;stroke:#fff}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);margin:0;font-size:.96rem}
/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev .media{order:2}
.media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:100%;object-fit:cover}
.checks{list-style:none;padding:0;margin:1.2rem 0 0}
.checks li{position:relative;padding:8px 0 8px 32px;color:var(--body)}
.checks li::before{content:"";position:absolute;left:0;top:12px;width:18px;height:18px;border-radius:50%;background:var(--accent);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/14px no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/14px no-repeat}
/* stats band */
.band{background:linear-gradient(135deg,var(--accent-ink),var(--accent));color:#fff}
.band .grid{gap:20px}
.stat{text-align:center;padding:14px}
.stat b{display:block;font-size:2.6rem;font-weight:800;color:#fff}
.stat span{color:rgba(255,255,255,.82)}
/* gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery img{border-radius:12px;height:220px;width:100%;object-fit:cover}
.gallery .tall{grid-row:span 2;height:100%}
/* testimonial */
.quote{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.quote p{font-size:1.05rem;color:var(--ink)}
.who{display:flex;align-items:center;gap:12px;margin-top:14px}
.who img{width:46px;height:46px;border-radius:50%;object-fit:cover}
.who b{color:var(--ink);display:block;font-size:.95rem}
.who span{color:var(--muted);font-size:.85rem}
/* team */
.person{text-align:center}
.person img{width:100%;height:280px;object-fit:cover;border-radius:var(--radius);margin-bottom:14px}
.person b{color:var(--ink);display:block}
.person span{color:var(--muted);font-size:.9rem}
/* logos */
.logos{display:flex;flex-wrap:wrap;gap:44px;align-items:center;justify-content:center;opacity:.6}
.logos span{font-weight:800;font-size:1.3rem;color:var(--muted);letter-spacing:-.02em}
/* cta */
.cta{background:var(--bg-dark);color:#fff;border-radius:22px;padding:60px;text-align:center;background-image:linear-gradient(120deg,rgba(18,114,107,.35),rgba(15,27,36,.9)),url('/assets/img/abstract.jpg');background-size:cover;background-position:center}
.cta h2{color:#fff}
.cta .lead{color:rgba(255,255,255,.82);margin:0 auto 1.6rem}
/* contact */
.form{display:grid;gap:16px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form label{font-weight:600;color:var(--ink);font-size:.9rem;margin-bottom:-8px}
.form input,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:var(--bg-soft)}
.form input:focus,.form textarea:focus{outline:2px solid var(--accent-2);border-color:transparent}
.info-row{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--line)}
.info-row .ic{width:40px;height:40px;flex:0 0 40px;border-radius:10px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center}
.info-row .ic svg{width:20px;height:20px;stroke:var(--accent)}
.info-row b{color:var(--ink);display:block}
.info-row span{color:var(--muted);font-size:.92rem}
/* page hero (inner pages) */
.phead{background:var(--bg-dark);color:#fff;padding:72px 0;background-image:linear-gradient(120deg,rgba(11,79,74,.82),rgba(15,27,36,.86)),url('/assets/img/city.jpg');background-size:cover;background-position:center}
.phead h1{color:#fff;margin:0}
.phead p{color:rgba(255,255,255,.8);margin:.6rem 0 0;max-width:60ch}
.crumb{color:rgba(255,255,255,.6);font-size:.85rem;margin-bottom:.8rem}
.crumb a{color:rgba(255,255,255,.85)}
/* footer */
.foot{background:#0c141b;color:#9aa6b1;padding:64px 0 28px}
.foot .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}
.foot h4{color:#fff;font-size:.95rem;margin-bottom:1rem}
.foot a{color:#9aa6b1;display:block;padding:5px 0}
.foot a:hover{color:#fff}
.foot .brand{color:#fff;margin-bottom:12px}
.foot .bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem}
/* responsive */
@media(max-width:900px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .split,.split.rev .media{grid-template-columns:1fr;order:0}
  .split{gap:30px}
  .foot .cols{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{display:none}
  .g4,.g3,.g2,.band .grid{grid-template-columns:1fr 1fr}
  .cta{padding:40px 24px}
  .hero{padding:76px 0 84px}
}