:root {
  --navy: #0b1f33;
  --navy-2: #122d49;
  --ink: #17212b;
  --muted: #64707b;
  --off-white: #f4f5f2;
  --white: #ffffff;
  --orange: #f28c28;
  --line: rgba(255,255,255,.14);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--off-white);
  line-height: 1.6;
}
a { color: inherit; }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  min-height: 82px;
  padding: 14px max(24px, calc((100vw - var(--max))/2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(8, 24, 40, .94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  color: var(--white);
}
.brand { display:flex; align-items:center; gap:14px; text-decoration:none; }
.brand-mark {
  display:grid; place-items:center; width:48px; height:48px;
  border:2px solid var(--orange); color:var(--orange); font-size:.78rem; font-weight:800; letter-spacing:.08em;
}
.brand-text { display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong { font-size:1rem; letter-spacing:.02em; }
.brand-text small { margin-top:5px; color:#c9d3dc; font-size:.67rem; letter-spacing:.04em; }

.site-nav { display:flex; align-items:center; gap:28px; }
.site-nav a { color:#edf3f7; text-decoration:none; font-size:.9rem; }
.site-nav a:hover { color:var(--orange); }
.nav-cta { border:1px solid rgba(255,255,255,.5); padding:10px 16px; }
.menu-button { display:none; background:none; border:0; }
.menu-button span:not(.sr-only) { display:block; width:26px; height:2px; margin:5px; background:#fff; }

.hero {
  position:relative;
  min-height:760px;
  padding: 180px max(24px, calc((100vw - var(--max))/2)) 90px;
  color: var(--white);
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap:60px;
  align-items:end;
  background:
    linear-gradient(115deg, rgba(4,17,29,.96) 12%, rgba(8,34,56,.83) 58%, rgba(8,34,56,.35)),
    radial-gradient(circle at 80% 30%, #476375 0, #1d3a50 27%, #0b1f33 62%);
}
.hero::after {
  content:"";
  position:absolute; inset:0;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}
.hero-content, .hero-panel { position:relative; z-index:1; }
.eyebrow {
  margin:0 0 18px;
  color: var(--orange);
  text-transform:uppercase;
  letter-spacing:.16em;
  font-size:.75rem;
  font-weight:800;
}
h1,h2,h3,p { margin-top:0; }
h1 {
  max-width:820px;
  margin-bottom:28px;
  font-size:clamp(3.1rem, 7vw, 6.4rem);
  line-height:.98;
  letter-spacing:-.055em;
}
.hero-copy { max-width:700px; font-size:1.18rem; color:#d8e1e8; }
.hero-actions { display:flex; gap:14px; margin-top:38px; flex-wrap:wrap; }
.button {
  display:inline-flex; align-items:center; justify-content:center;
  min-height:52px; padding:0 24px;
  text-decoration:none; font-weight:800; font-size:.9rem; letter-spacing:.02em;
}
.button-primary { background:var(--orange); color:#101820; }
.button-primary:hover { background:#ff9f3c; }
.button-secondary { border:1px solid rgba(255,255,255,.5); color:#fff; }
.button-light { background:#fff; color:var(--navy); }
.hero-panel { border-left:1px solid var(--line); padding-left:34px; }
.hero-panel div { padding:20px 0; border-bottom:1px solid var(--line); }
.hero-panel strong, .hero-panel span { display:block; }
.hero-panel strong { font-size:1.05rem; }
.hero-panel span { margin-top:4px; color:#b9c7d0; font-size:.87rem; }

.section { max-width:var(--max); margin:auto; padding:110px 24px; }
.intro { display:grid; grid-template-columns:.75fr 1.25fr; gap:80px; }
.section-heading h2, .approach h2, .about h2, .contact h2 {
  font-size:clamp(2.2rem, 5vw, 4.3rem); line-height:1.05; letter-spacing:-.045em;
}
.intro-copy { font-size:1.3rem; color:#3c4953; max-width:760px; }

.section-dark {
  max-width:none;
  padding-left:max(24px, calc((100vw - var(--max))/2));
  padding-right:max(24px, calc((100vw - var(--max))/2));
  background:var(--navy);
  color:#fff;
}
.cards { display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:rgba(255,255,255,.12); margin-top:48px; }
.card { min-height:270px; padding:32px; background:var(--navy); }
.card:hover { background:var(--navy-2); }
.card-number { color:var(--orange); font-size:.76rem; font-weight:800; }
.card h3 { margin:52px 0 12px; font-size:1.35rem; }
.card p { color:#bac6d0; font-size:.94rem; }

.approach { display:grid; grid-template-columns:1fr 1fr; gap:90px; }
.approach-copy p:not(.eyebrow) { color:#4d5a64; font-size:1.05rem; }
.principles { border-top:1px solid #cad0d4; }
.principles div {
  display:grid; grid-template-columns:50px 1fr; gap:4px 20px;
  padding:23px 0; border-bottom:1px solid #cad0d4;
}
.principles span { grid-row:1 / span 2; color:var(--orange); font-weight:800; }
.principles strong { font-size:1.05rem; }
.principles p { margin:0; color:var(--muted); font-size:.91rem; }

.sectors { border-top:1px solid #d6dadd; }
.sector-grid { display:grid; grid-template-columns:repeat(3,1fr); margin-top:50px; border-top:1px solid #bfc6ca; border-left:1px solid #bfc6ca; }
.sector-grid div { min-height:130px; display:flex; align-items:flex-end; padding:24px; border-right:1px solid #bfc6ca; border-bottom:1px solid #bfc6ca; font-weight:800; font-size:1.1rem; }

.about { display:grid; grid-template-columns:1fr 1fr; gap:90px; background:#fff; max-width:none; padding-left:max(24px, calc((100vw - var(--max))/2)); padding-right:max(24px, calc((100vw - var(--max))/2)); }
.about-copy { max-width:620px; font-size:1.15rem; color:#4b5862; }

.contact {
  padding:90px max(24px, calc((100vw - var(--max))/2));
  background:var(--orange); color:#101820;
  display:flex; justify-content:space-between; align-items:end; gap:40px;
}
.contact .eyebrow { color:#25303a; }
.contact p { max-width:650px; }
.contact .button { white-space:nowrap; }

footer {
  padding:32px max(24px, calc((100vw - var(--max))/2));
  display:flex; justify-content:space-between; gap:30px;
  background:#071522; color:#c2ccd4; font-size:.82rem;
}
footer div { display:flex; gap:18px; align-items:center; flex-wrap:wrap; }
footer strong { color:#fff; }
.footer-right a { color:#fff; text-decoration:none; }

@media (max-width: 860px) {
  .site-header { min-height:72px; }
  .brand-text small { display:none; }
  .site-nav {
    position:absolute; left:0; top:72px; width:100%;
    display:none; flex-direction:column; align-items:stretch; gap:0;
    padding:18px 24px 28px; background:var(--navy);
  }
  .site-nav.open { display:flex; }
  .site-nav a { padding:14px 0; border-bottom:1px solid var(--line); }
  .menu-button { display:block; }
  .hero { min-height:720px; grid-template-columns:1fr; padding-top:145px; gap:36px; }
  .hero-panel { border-left:0; border-top:1px solid var(--line); padding:18px 0 0; display:grid; grid-template-columns:1fr; }
  .intro, .approach, .about { grid-template-columns:1fr; gap:38px; }
  .cards { grid-template-columns:1fr; }
  .card { min-height:auto; }
  .card h3 { margin-top:30px; }
  .sector-grid { grid-template-columns:1fr 1fr; }
  .contact { align-items:flex-start; flex-direction:column; }
}

@media (max-width: 520px) {
  .brand-mark { width:42px; height:42px; }
  .brand-text strong { font-size:.88rem; }
  .hero { min-height:760px; padding-bottom:60px; }
  h1 { font-size:3.2rem; }
  .section { padding-top:78px; padding-bottom:78px; }
  .sector-grid { grid-template-columns:1fr; }
  footer { flex-direction:column; }
}