:root {
  --ink: #07111f;
  --ink-2: #0c1b2e;
  --paper: #f7f9fc;
  --white: #ffffff;
  --muted: #5c6878;
  --line: #dce2ea;
  --blue: #2477ff;
  --cyan: #3ee7c3;
  --lime: #b8f36b;
  --max: 1180px;
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  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;
}
a { color: inherit; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; background: var(--white); border-radius: 8px; }
.skip-link:focus { top: 16px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 40px), var(--max));
  margin: 16px auto 0;
  padding: 10px 12px 10px 18px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  background: rgba(7,17,31,.92);
  color: var(--white);
  box-shadow: 0 12px 36px rgba(7,17,31,.16);
  backdrop-filter: blur(14px);
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 750; text-decoration: none; letter-spacing: -.02em; }
.brand-mark { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; background: var(--cyan); color: var(--ink); font-size: .78rem; letter-spacing: -.02em; }
nav { display: flex; align-items: center; gap: 24px; }
nav a { color: #c7d1df; font-size: .9rem; text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--white); }
.nav-cta { padding: 9px 15px; border: 1px solid rgba(255,255,255,.2); border-radius: 10px; }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: clamp(40px, 7vw, 92px);
  align-items: center;
  min-height: 760px;
  margin-top: -78px;
  padding: 150px max(28px, calc((100vw - var(--max))/2)) 96px;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 18%, rgba(36,119,255,.25), transparent 27%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px),
    var(--ink);
  background-size: auto, 42px 42px, 42px 42px, auto;
  color: var(--white);
}
.hero::after { content: ""; position: absolute; right: -80px; bottom: -180px; width: 420px; height: 420px; border: 1px solid rgba(62,231,195,.2); border-radius: 50%; box-shadow: 0 0 0 80px rgba(62,231,195,.03), 0 0 0 160px rgba(62,231,195,.02); }
.hero-copy, .signal-card { position: relative; z-index: 1; }
.eyebrow, .section-index { margin: 0 0 18px; color: var(--blue); font-size: .78rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.hero .eyebrow { display: flex; align-items: center; gap: 10px; color: #9eb5d2; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(62,231,195,.12); }
h1 { max-width: 830px; margin: 0; font-size: clamp(3.2rem, 6vw, 6.4rem); line-height: .98; letter-spacing: -.062em; font-weight: 780; }
.hero-intro { max-width: 690px; margin: 32px 0 0; color: #b9c6d6; font-size: clamp(1.05rem, 1.7vw, 1.27rem); line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 50px; padding: 0 20px; border-radius: 12px; font-weight: 750; text-decoration: none; transition: transform .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--cyan); color: var(--ink); }
.button.secondary { border: 1px solid #344357; color: var(--white); }
.button.secondary:hover { border-color: #71829a; }

.signal-card { padding: 24px; border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); background: rgba(13,28,47,.84); box-shadow: 0 28px 80px rgba(0,0,0,.28); transform: rotate(1.5deg); }
.signal-top { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,.1); color: #9eacbe; font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
.live-label { color: var(--cyan); }
.signal-main { display: flex; flex-direction: column; padding: 34px 0 28px; }
.signal-main strong { font-size: clamp(2.7rem, 5vw, 4.8rem); line-height: 1; letter-spacing: -.06em; }
.signal-main span { margin-top: 10px; color: #a9b8ca; }
.signal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.1); border-radius: 12px; background: rgba(255,255,255,.1); }
.signal-grid div { padding: 14px; background: var(--ink-2); }
.signal-grid dt { color: #7f90a6; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.signal-grid dd { margin: 3px 0 0; font-weight: 700; }
.code-line { margin-top: 18px; padding: 12px 14px; border-radius: 10px; background: #050c16; color: #a8b7c9; font: .76rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; }
.code-line span { color: var(--lime); }

.trust-strip { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px 42px; padding: 22px 24px; border-bottom: 1px solid var(--line); background: var(--white); color: #536073; font-size: .76rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.section { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 110px 0; }
.section-heading { display: grid; grid-template-columns: .7fr 1.3fr; gap: 28px 80px; align-items: start; margin-bottom: 58px; }
.section-heading .section-index { grid-row: 1 / span 2; }
h2 { margin: 0; font-size: clamp(2.2rem, 4vw, 4rem); line-height: 1.08; letter-spacing: -.045em; }
.section-heading > p:last-child { max-width: 610px; margin: 0; color: var(--muted); font-size: 1.05rem; }

.expertise-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.expertise-card { min-height: 410px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 14px 40px rgba(10,25,45,.05); }
.card-number { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: #e9f1ff; color: var(--blue); font: 700 .8rem ui-monospace, monospace; }
.expertise-card h3 { margin: 80px 0 14px; font-size: 1.45rem; line-height: 1.2; letter-spacing: -.025em; }
.expertise-card p { margin: 0; color: var(--muted); }
.expertise-card ul { margin: 24px 0 0; padding: 22px 0 0; border-top: 1px solid var(--line); list-style: none; }
.expertise-card li { position: relative; margin: 9px 0; padding-left: 18px; color: #344356; font-size: .92rem; }
.expertise-card li::before { content: ""; position: absolute; left: 0; top: .65em; width: 6px; height: 6px; border-radius: 2px; background: var(--cyan); }

.workflow-section { width: auto; padding-left: max(24px, calc((100vw - var(--max))/2)); padding-right: max(24px, calc((100vw - var(--max))/2)); background: #eaf0f7; }
.workflow { margin: 0; padding: 0; border-top: 1px solid #cbd5e2; list-style: none; counter-reset: flow; }
.workflow li { display: grid; grid-template-columns: .5fr .75fr 1.25fr; gap: 30px; align-items: baseline; padding: 28px 0; border-bottom: 1px solid #cbd5e2; }
.workflow > li > span { color: var(--blue); font: 700 .8rem ui-monospace, monospace; }
.workflow h3 { margin: 0; font-size: 1.45rem; letter-spacing: -.02em; }
.workflow p { margin: 0; color: var(--muted); }

.timeline { border-top: 1px solid var(--line); }
.role { display: grid; grid-template-columns: .65fr 1.35fr; gap: 60px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.role-meta { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: .9rem; }
.role-meta span:last-child { color: var(--ink); font-weight: 750; }
.role-body h3 { margin: 0 0 10px; font-size: 1.55rem; letter-spacing: -.025em; }
.role-body p { max-width: 700px; margin: 0; color: var(--muted); }
.role.featured { position: relative; }
.role.featured::before { content: "CURRENT"; position: absolute; right: 0; top: 34px; padding: 4px 8px; border-radius: 6px; background: #ddfbf4; color: #087861; font-size: .68rem; font-weight: 850; letter-spacing: .08em; }

.credentials { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; padding-top: 20px; }
.credential-block { padding-top: 28px; border-top: 2px solid var(--ink); }
.credential-block h2 { font-size: 2rem; }
.credential-block > p:not(.section-index) { margin: 18px 0 0; font-weight: 700; }
.credential-block > span { color: var(--muted); }
.cert-list { margin: 0; padding: 0; list-style: none; }
.cert-list li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.cert-list span { display: inline-block; min-width: 92px; color: var(--blue); font-size: .8rem; font-weight: 800; text-transform: uppercase; }

.contact { width: min(calc(100% - 48px), var(--max)); margin: 0 auto 28px; padding: 74px; overflow: hidden; border-radius: 28px; background: var(--blue); color: var(--white); box-shadow: 0 24px 70px rgba(36,119,255,.24); }
.contact .section-index { color: #cfe0ff; }
.contact h2 { max-width: 800px; }
.contact > p:not(.section-index) { max-width: 620px; margin: 22px 0 0; color: #dfe9ff; font-size: 1.08rem; }
.contact-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; margin-top: 34px; }
.button.light { background: var(--white); color: var(--ink); }
.text-link { font-weight: 750; text-underline-offset: 5px; }

footer { display: flex; justify-content: space-between; gap: 24px; width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 28px 0 40px; color: var(--muted); font-size: .82rem; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } }

@media (max-width: 900px) {
  nav a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 150px; }
  .signal-card { max-width: 560px; transform: none; }
  .section-heading { grid-template-columns: 1fr; gap: 16px; }
  .section-heading .section-index { grid-row: auto; }
  .expertise-grid { grid-template-columns: 1fr; }
  .expertise-card { min-height: 0; }
  .expertise-card h3 { margin-top: 42px; }
  .credentials { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 640px) {
  .site-header { width: calc(100% - 24px); margin-top: 10px; }
  .brand > span:last-child { display: none; }
  .hero { padding: 136px 22px 70px; }
  h1 { font-size: clamp(2.8rem, 14vw, 4.2rem); }
  .hero-actions, .hero-actions .button { width: 100%; }
  .section { width: calc(100% - 36px); padding: 78px 0; }
  .workflow-section { width: auto; padding-left: 18px; padding-right: 18px; }
  .workflow li { grid-template-columns: 44px 1fr; gap: 12px; }
  .workflow li div { grid-column: 2; }
  .workflow p { margin-top: 6px; }
  .role { grid-template-columns: 1fr; gap: 16px; padding: 30px 0; }
  .role.featured::before { top: 30px; }
  .contact { width: calc(100% - 24px); padding: 46px 24px; }
  .contact-actions .button { width: 100%; overflow-wrap: anywhere; }
  footer { flex-direction: column; width: calc(100% - 36px); }
}