:root {
  --bg: #091018;
  --bg-2: #0d1620;
  --panel: rgba(255,255,255,.035);
  --panel-strong: rgba(255,255,255,.055);
  --text: #f4f7fa;
  --muted: #9baaba;
  --muted-2: #718091;
  --line: rgba(255,255,255,.10);
  --line-strong: rgba(255,255,255,.18);
  --accent: #5bd0ff;
  --accent-2: #8f7dff;
  --gold: #c8aa74;
  --success: #65d8a5;
  --shadow: 0 28px 80px rgba(0,0,0,.28);
  --radius: 22px;
  --shell: min(1180px, calc(100vw - 44px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 7%, rgba(91,208,255,.10), transparent 27rem),
    radial-gradient(circle at 13% 36%, rgba(143,125,255,.06), transparent 30rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: rgba(91,208,255,.25); color: #fff; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(91,208,255,.55); outline-offset: 4px; border-radius: 8px; }
img { max-width: 100%; }
button { font: inherit; }

.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 9999; transform: translateY(-150%); padding: .75rem 1rem; background: #fff; color: #000; border-radius: 10px; }
.skip-link:focus { transform: translateY(0); }
.shell { width: var(--shell); margin-inline: auto; }
.section { position: relative; padding: 118px 0; }
.section-soft { border-block: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.012)); }

.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; padding: 14px 0; transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease; border-bottom: 1px solid transparent; }
.site-header.is-scrolled { background: rgba(9,16,24,.78); border-color: var(--line); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.nav-wrap { width: var(--shell); margin: auto; display:flex; align-items:center; justify-content:space-between; gap: 24px; }
.brand { display:flex; align-items:center; gap:12px; min-width:0; }
.brand-mark { display:grid; place-items:center; width:42px; height:42px; border:1px solid rgba(91,208,255,.35); border-radius:12px; color: var(--accent); font-weight:800; letter-spacing:-.04em; background: linear-gradient(145deg, rgba(91,208,255,.08), rgba(143,125,255,.05)); }
.brand-copy { display:grid; line-height:1.12; }
.brand-copy strong { font-size:.95rem; letter-spacing:.01em; }
.brand-copy small { margin-top:5px; color:var(--muted); font-size:.72rem; }
.primary-nav { display:flex; gap: 28px; align-items:center; }
.primary-nav a { color:var(--muted); font-size:.86rem; font-weight:650; letter-spacing:.01em; transition:color .2s ease; }
.primary-nav a:hover, .primary-nav a.is-active { color:#fff; }
.nav-toggle { display:none; width:42px; height:42px; padding:0; border:1px solid var(--line); border-radius:12px; color:#fff; background:rgba(255,255,255,.03); }
.nav-toggle span:not(.sr-only) { display:block; width:18px; height:1px; margin:5px auto; background:currentColor; transition:transform .2s ease; }

.hero { min-height: 100svh; display:grid; align-content:center; overflow:hidden; padding-top:155px; padding-bottom:70px; }
.hero::before { content:""; position:absolute; width:720px; height:720px; right:-260px; top:-220px; border:1px solid rgba(91,208,255,.08); border-radius:50%; box-shadow:0 0 0 90px rgba(91,208,255,.025),0 0 0 180px rgba(91,208,255,.018); pointer-events:none; }
.hero-grid { display:grid; grid-template-columns: minmax(0,1.12fr) minmax(390px,.88fr); align-items:center; gap:80px; }
.eyebrow { margin:0 0 18px; color:var(--accent); font-size:.78rem; font-weight:800; letter-spacing:.17em; text-transform:uppercase; }
.status-dot { display:inline-block; width:7px; height:7px; margin-right:10px; border-radius:50%; background:var(--success); box-shadow:0 0 0 5px rgba(101,216,165,.08); vertical-align:1px; }
.hero h1 { margin:0; max-width:800px; font-size:clamp(3.3rem,7vw,6.8rem); line-height:.93; letter-spacing:-.065em; font-weight:800; }
.hero h1 span { color:transparent; -webkit-text-stroke:1px rgba(244,247,250,.65); }
.hero-lead { max-width:720px; margin:30px 0 0; color:#bdc8d3; font-size:clamp(1.05rem,1.7vw,1.27rem); line-height:1.7; }
.hero-actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:34px; }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:9px; min-height:48px; padding:0 19px; border-radius:13px; font-size:.88rem; font-weight:800; letter-spacing:.01em; border:1px solid transparent; transition:transform .2s ease, background .2s ease, border-color .2s ease; }
.btn:hover { transform:translateY(-2px); }
.btn-primary { color:#051019; background:linear-gradient(135deg,#79dcff,#5bd0ff); box-shadow:0 13px 40px rgba(91,208,255,.18); }
.btn-secondary { color:#eaf1f7; background:rgba(255,255,255,.035); border-color:var(--line-strong); }
.btn-secondary:hover { background:rgba(255,255,255,.07); }
.hero-note { margin:24px 0 0; color:var(--muted-2); font-size:.82rem; }

.hero-system { position:relative; aspect-ratio:1; max-width:510px; width:100%; margin-left:auto; isolation:isolate; }
.hero-system::before { content:""; position:absolute; inset:11%; border-radius:50%; background:radial-gradient(circle, rgba(91,208,255,.10), transparent 62%); filter:blur(8px); }
.system-core { position:absolute; inset:50% auto auto 50%; translate:-50% -50%; z-index:4; display:grid; place-items:center; width:175px; height:175px; text-align:center; border:1px solid rgba(91,208,255,.34); border-radius:50%; background:radial-gradient(circle at 45% 35%, rgba(91,208,255,.15), rgba(9,16,24,.96) 62%); box-shadow:0 0 65px rgba(91,208,255,.10), inset 0 0 40px rgba(91,208,255,.04); }
.system-core strong { font-size:1.1rem; letter-spacing:-.02em; }
.system-core small { color:var(--muted); font-size:.72rem; }
.core-kicker { color:var(--accent); font-size:.62rem; letter-spacing:.22em; font-weight:900; }
.orbit { position:absolute; inset:14%; border:1px solid rgba(255,255,255,.09); border-radius:50%; }
.orbit-b { inset:28%; border-color:rgba(91,208,255,.13); }
.system-node { position:absolute; z-index:5; min-width:102px; padding:10px 12px; border:1px solid var(--line); border-radius:12px; background:rgba(9,16,24,.82); box-shadow:0 14px 38px rgba(0,0,0,.22); backdrop-filter:blur(8px); color:#d8e1e9; font-size:.72rem; font-weight:750; }
.system-node span { color:var(--accent); margin-right:8px; font-size:.61rem; }
.node-1 { left:7%; top:14%; }.node-2 { right:1%; top:24%; }.node-3 { right:3%; bottom:22%; }.node-4 { left:12%; bottom:8%; }.node-5 { left:-2%; top:46%; }.node-6 { right:28%; top:2%; }.node-7 { right:31%; bottom:2%; }.node-8 { left:31%; bottom:38%; }
.metrics { display:grid; grid-template-columns:repeat(5,1fr); gap:0; margin-top:76px; border-block:1px solid var(--line); }
.metrics article { padding:22px 20px 21px; border-right:1px solid var(--line); }
.metrics article:last-child { border-right:0; }
.metrics strong { display:block; font-size:1.45rem; letter-spacing:-.04em; }
.metrics span { display:block; margin-top:5px; color:var(--muted); font-size:.72rem; line-height:1.4; }

.section-heading { max-width:720px; }
.section-heading h2 { margin:0; font-size:clamp(2.35rem,4.4vw,4.4rem); line-height:1.03; letter-spacing:-.055em; }
.heading-row { max-width:none; display:flex; align-items:end; justify-content:space-between; gap:50px; margin-bottom:52px; }
.heading-aside { max-width:390px; margin:0; color:var(--muted); font-size:.95rem; }
.split-layout { display:grid; grid-template-columns:.85fr 1.15fr; gap:100px; align-items:start; }
.rich-copy { max-width:760px; }
.rich-copy p { margin:0 0 22px; color:#b8c3ce; font-size:1.06rem; }
.rich-copy a { color:#fff; border-bottom:1px solid rgba(91,208,255,.38); }
blockquote { margin:42px 0 0; padding:26px 28px; border:1px solid var(--line); border-left:3px solid var(--accent); border-radius:0 16px 16px 0; background:rgba(91,208,255,.035); color:#e7edf3; font-size:1.16rem; line-height:1.65; }

.expertise-grid { display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line); border-left:1px solid var(--line); }
.expertise-card { min-height:340px; padding:28px 25px 25px; border-right:1px solid var(--line); border-bottom:1px solid var(--line); background:linear-gradient(155deg,rgba(255,255,255,.025),rgba(255,255,255,.008)); transition:background .2s ease, transform .2s ease; }
.expertise-card:hover { background:rgba(91,208,255,.045); }
.card-index { display:block; color:var(--accent); font-size:.68rem; font-weight:900; letter-spacing:.18em; }
.expertise-card h3 { margin:42px 0 14px; font-size:1.18rem; letter-spacing:-.025em; }
.expertise-card p { margin:0; color:var(--muted); font-size:.88rem; }
.expertise-card ul { list-style:none; margin:26px 0 0; padding:0; display:flex; flex-wrap:wrap; gap:7px; }
.expertise-card li { padding:5px 8px; border:1px solid var(--line); border-radius:8px; color:#b7c2cd; font-size:.68rem; }

.project-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.project-card { position:relative; min-height:320px; padding:30px; overflow:hidden; border:1px solid var(--line); border-radius:var(--radius); background:linear-gradient(145deg,rgba(255,255,255,.035),rgba(255,255,255,.012)); box-shadow:var(--shadow); }
.project-card::after { content:""; position:absolute; width:240px; height:240px; right:-160px; top:-160px; border:1px solid rgba(91,208,255,.10); border-radius:50%; box-shadow:0 0 0 45px rgba(91,208,255,.018); pointer-events:none; }
.project-featured { grid-column:1 / -1; min-height:410px; padding:40px; background:radial-gradient(circle at 95% 5%,rgba(91,208,255,.11),transparent 28rem),linear-gradient(145deg,rgba(91,208,255,.04),rgba(255,255,255,.015)); }
.project-top { display:flex; align-items:center; justify-content:space-between; gap:18px; }
.project-number { color:var(--accent); font-size:.7rem; font-weight:900; letter-spacing:.19em; }
.badge { padding:6px 9px; border:1px solid rgba(200,170,116,.26); border-radius:999px; color:#d5bc8c; background:rgba(200,170,116,.05); font-size:.64rem; font-weight:800; letter-spacing:.08em; text-transform:uppercase; }
.project-card h3 { margin:42px 0 2px; font-size:clamp(1.7rem,2.3vw,2.55rem); letter-spacing:-.045em; }
.project-subtitle { margin:0 0 20px!important; color:var(--accent)!important; font-size:.84rem!important; font-weight:750; }
.project-card > p { max-width:760px; margin:0; color:var(--muted); }
.project-proof { display:flex; flex-wrap:wrap; gap:9px; margin-top:30px; }
.project-proof span { padding:8px 10px; border:1px solid var(--line); border-radius:9px; color:#c8d2dc; font-size:.72rem; }
.text-link { display:inline-flex; gap:7px; margin-top:28px; color:#fff; font-size:.82rem; font-weight:800; border-bottom:1px solid rgba(91,208,255,.28); padding-bottom:4px; }

.leadership-grid, .credentials-grid { display:grid; grid-template-columns:.85fr 1.15fr; gap:100px; align-items:start; }
.leadership-copy > p { margin:0; max-width:700px; color:#b9c4cf; font-size:1.12rem; }
.leadership-points { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:38px; }
.leadership-points div { padding:22px; border:1px solid var(--line); border-radius:16px; background:var(--panel); }
.leadership-points strong { display:block; color:var(--accent); font-size:.76rem; text-transform:uppercase; letter-spacing:.12em; }
.leadership-points span { display:block; margin-top:11px; color:var(--muted); font-size:.82rem; }

.timeline { list-style:none; margin:55px 0 0; padding:0; border-top:1px solid var(--line); }
.timeline li { display:grid; grid-template-columns:180px 1fr; gap:38px; padding:30px 0; border-bottom:1px solid var(--line); }
.timeline time { color:var(--accent); font-size:.79rem; font-weight:850; letter-spacing:.08em; }
.timeline h3 { margin:0; font-size:1.13rem; }
.timeline p { margin:7px 0 0; color:var(--muted); }

.credentials-list { border-top:1px solid var(--line); }
.credentials-list article { display:grid; grid-template-columns:90px 1fr; gap:24px; padding:25px 0; border-bottom:1px solid var(--line); }
.credentials-list article > span { color:var(--accent); font-size:.77rem; font-weight:850; }
.credentials-list strong { font-size:1rem; }
.credentials-list p { margin:5px 0 0; color:var(--muted); font-size:.84rem; }

.contact-section { padding-top:80px; }
.contact-card { position:relative; display:flex; align-items:end; justify-content:space-between; gap:60px; padding:58px; overflow:hidden; border:1px solid rgba(91,208,255,.20); border-radius:28px; background:radial-gradient(circle at 90% 0%,rgba(91,208,255,.14),transparent 27rem),linear-gradient(145deg,rgba(255,255,255,.045),rgba(255,255,255,.015)); box-shadow:var(--shadow); }
.contact-card::before { content:""; position:absolute; width:320px; height:320px; right:-140px; bottom:-220px; border:1px solid rgba(91,208,255,.16); border-radius:50%; box-shadow:0 0 0 50px rgba(91,208,255,.025); }
.contact-card h2 { margin:0; max-width:720px; font-size:clamp(2.3rem,4vw,4.3rem); line-height:1; letter-spacing:-.055em; }
.contact-card p:not(.eyebrow) { max-width:720px; margin:21px 0 0; color:var(--muted); }
.contact-actions { position:relative; z-index:2; display:flex; flex-direction:column; min-width:210px; gap:10px; }

.site-footer { padding:65px 0 36px; }
.footer-grid { display:grid; grid-template-columns:1.1fr 1fr auto; gap:50px; align-items:start; border-top:1px solid var(--line); padding-top:36px; }
.footer-name { font-weight:850; font-size:1rem; }
.footer-grid p { max-width:400px; margin:8px 0 0; color:var(--muted); font-size:.78rem; }
.footer-links { display:flex; flex-wrap:wrap; gap:10px 20px; }
.footer-links a, .footer-meta a { color:var(--muted); font-size:.76rem; }
.footer-links a:hover, .footer-meta a:hover { color:#fff; }
.footer-meta { display:grid; justify-items:end; gap:6px; color:var(--muted-2); font-size:.72rem; }

[data-reveal] { opacity:0; transform:translateY(18px); transition:opacity .65s ease, transform .65s ease; }
[data-reveal].is-visible { opacity:1; transform:none; }

@media (max-width: 1050px) {
  .hero-grid { grid-template-columns:1fr; gap:50px; }
  .hero-system { max-width:480px; margin:0 auto; }
  .metrics { grid-template-columns:repeat(3,1fr); }
  .metrics article:nth-child(3) { border-right:0; }
  .metrics article:nth-child(n+4) { border-top:1px solid var(--line); }
  .split-layout, .leadership-grid, .credentials-grid { grid-template-columns:1fr; gap:46px; }
  .expertise-grid { grid-template-columns:repeat(2,1fr); }
  .leadership-points { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .footer-meta { grid-column:1 / -1; justify-items:start; }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 30px, 1180px); }
  .section { padding:82px 0; }
  .site-header { padding:10px 0; }
  .brand-copy small { display:none; }
  .nav-toggle { display:block; }
  .primary-nav { position:absolute; top:64px; left:15px; right:15px; display:none; flex-direction:column; align-items:stretch; gap:0; padding:10px; border:1px solid var(--line); border-radius:16px; background:rgba(9,16,24,.97); box-shadow:var(--shadow); }
  .primary-nav.is-open { display:flex; }
  .primary-nav a { padding:12px 12px; border-radius:10px; }
  .primary-nav a:hover { background:rgba(255,255,255,.04); }
  .hero { min-height:auto; padding-top:126px; }
  .hero h1 { font-size:clamp(3.25rem,17vw,5.7rem); }
  .hero-system { max-width:390px; }
  .system-node { min-width:86px; padding:8px 9px; font-size:.64rem; }
  .system-core { width:145px; height:145px; }
  .node-5 { left:0; }.node-2 { right:0; }.node-3 { right:0; }
  .metrics { grid-template-columns:repeat(2,1fr); margin-top:50px; }
  .metrics article { border-top:1px solid var(--line); border-right:1px solid var(--line)!important; }
  .metrics article:nth-child(odd) { border-right:1px solid var(--line)!important; }
  .metrics article:nth-child(even) { border-right:0!important; }
  .metrics article:first-child, .metrics article:nth-child(2) { border-top:0; }
  .metrics article:last-child { grid-column:1 / -1; border-right:0!important; }
  .heading-row { display:block; margin-bottom:38px; }
  .heading-aside { margin-top:20px; }
  .expertise-grid { grid-template-columns:1fr; }
  .expertise-card { min-height:0; }
  .project-grid { grid-template-columns:1fr; }
  .project-featured { grid-column:auto; min-height:0; padding:30px; }
  .project-card { min-height:0; }
  .timeline li { grid-template-columns:1fr; gap:8px; }
  .contact-card { display:block; padding:34px 26px; }
  .contact-actions { margin-top:32px; min-width:0; }
  .footer-grid { grid-template-columns:1fr; gap:30px; }
  .footer-meta { grid-column:auto; }
}

@media (max-width: 440px) {
  .hero-system { margin-inline:-6px; width:calc(100% + 12px); }
  .hero-actions .btn { width:100%; }
  .project-card { padding:25px; }
  .project-top { align-items:flex-start; }
  .badge { text-align:right; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation-duration:.01ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; }
  [data-reveal] { opacity:1; transform:none; }
}