:root {
  --navy: #071a2c;
  --navy-2: #0b1f33;
  --navy-3: #17354d;
  --slate: #5b7a93;
  --steel: #8fa5b7;
  --mist: #dfe8ee;
  --off: #f7f8fa;
  --white: #ffffff;
  --ink: #10283d;
  --muted: #5f7281;
  --line: #d8e2e9;
  --sky: #a9cce2;
  --radius: 18px;
  --shadow: 0 22px 70px rgba(7, 26, 44, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Montserrat, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.narrow { width: min(800px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; padding: 12px 16px; background: white; z-index: 100; }
.skip-link:focus { top: 12px; }

.utility {
  background: var(--navy);
  color: #dbe7ee;
  font-size: .75rem;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.utility .container { min-height: 34px; display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.utility a:hover { color: white; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid rgba(216, 226, 233, .9);
  backdrop-filter: blur(16px);
}
.header-inner { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: none; }
.brand img { width: 36px; height: 36px; background: var(--navy); border-radius: 8px; padding: 7px; }
.brand-name { display: grid; line-height: 1; font-weight: 650; letter-spacing: .22em; font-size: .86rem; }
.brand-name small { margin-top: 6px; color: var(--slate); font-size: .64rem; font-weight: 500; letter-spacing: .35em; }
.nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav > a { font-size: .75rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.nav > a:hover, .nav > a[aria-current="page"] { color: var(--slate); }
.nav-cta { margin-left: 2px; }
.menu-toggle { display: none; border: 0; background: transparent; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px auto; transition: .2s; }

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 13px 20px;
  font-size: .75rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: transform .2s, background .2s, color .2s, border-color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--navy); color: white; }
.btn-primary:hover { background: #123652; }
.btn-light { background: white; color: var(--navy); }
.btn-outline { border-color: rgba(255,255,255,.5); color: white; }
.btn-outline:hover { background: white; color: var(--navy); }
.btn-ghost { border-color: var(--line); color: var(--navy); background: white; }
.text-link { display: inline-flex; gap: 8px; align-items: center; font-weight: 700; font-size: .79rem; letter-spacing: .08em; text-transform: uppercase; }
.text-link::after { content: "→"; transition: transform .2s; }
.text-link:hover::after { transform: translateX(4px); }

.eyebrow { color: var(--slate); font-size: .72rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; }
.eyebrow-light { color: #b8cfdd; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--navy); }
h1 { font-size: clamp(2.75rem, 6.4vw, 5.7rem); line-height: .98; letter-spacing: -.055em; }
h2 { font-size: clamp(2.15rem, 4.3vw, 3.7rem); line-height: 1.05; letter-spacing: -.045em; }
h3 { font-size: 1.2rem; line-height: 1.28; letter-spacing: -.02em; }
.lead { color: var(--muted); font-size: 1.08rem; max-width: 680px; }
.section { padding: 108px 0; }
.section-soft { background: var(--off); }
.section-dark { background: var(--navy); color: #d4e0e7; }
.section-dark h2, .section-dark h3 { color: white; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 48px; }
.section-head > div:first-child { max-width: 760px; }
.section-head h2 { margin: 12px 0 0; }
.section-head p { max-width: 440px; color: var(--muted); margin: 0; }

.hero {
  min-height: 690px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  color: white;
  background:
    linear-gradient(90deg, rgba(3,17,30,.98) 0%, rgba(4,21,36,.92) 40%, rgba(5,23,39,.28) 66%, rgba(5,23,39,.06) 100%),
    url('/assets/hero-architecture.webp') center right / cover no-repeat;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 72px 72px;
  transform: perspective(700px) rotateX(60deg) translateY(260px) scale(1.7);
  transform-origin: bottom;
}
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(1,10,18,.02), rgba(1,10,18,.28)); pointer-events: none; }
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0,1.12fr) minmax(340px,.72fr); gap: 76px; align-items: center; padding-block: 90px; }
.hero h1 { color: white; max-width: 760px; margin: 18px 0 25px; }
.hero-copy > p { color: #d3e0e8; font-size: 1.08rem; max-width: 660px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-panel { padding: 34px; border: 1px solid rgba(255,255,255,.3); background: rgba(8,28,45,.28); backdrop-filter: blur(3px); box-shadow: 0 32px 80px rgba(0,0,0,.34); }
.panel-label { color: #bcd0dc; font-size: .69rem; letter-spacing: .22em; text-transform: uppercase; }
.panel-row { display: grid; grid-template-columns: 48px 1fr; gap: 16px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.panel-row:last-child { border-bottom: 0; padding-bottom: 0; }
.panel-num { width: 42px; height: 42px; display: grid; place-items: center; color: white; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; }
.panel-num svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.panel-row strong { display: block; color: white; }
.panel-row span { display: block; color: #bdced9; font-size: .86rem; margin-top: 2px; }
.proofbar { background: #f0f4f7; border-bottom: 1px solid var(--line); }
.proof-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.proof { display: flex; align-items: center; gap: 13px; padding: 25px 22px; border-right: 1px solid var(--line); }
.proof:first-child { padding-left: 0; }
.proof:last-child { border-right: 0; }
.proof-mark { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid #c5d2dc; border-radius: 50%; color: var(--navy); font-weight: 700; line-height: 1; text-align: center; flex: none; }
.proof strong { display: block; color: var(--navy); font-size: .82rem; }
.proof > div span { display: block; color: var(--muted); font-size: .72rem; }

.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.service-card { min-height: 270px; display: flex; flex-direction: column; padding: 30px; background: white; border: 1px solid var(--line); border-radius: 8px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.service-card:hover { transform: translateY(-5px); border-color: #b6c7d3; box-shadow: var(--shadow); }
.service-icon { width: 52px; height: 52px; display: grid; place-items: center; color: var(--navy); background: #edf3f7; border: 1px solid #d6e2e9; border-radius: 50%; }
.service-icon svg { width: 27px; height: 27px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.service-card h3 { margin: 28px 0 10px; font-size: 1.32rem; }
.service-card p { color: var(--muted); font-size: .9rem; }
.service-card .text-link { margin-top: auto; padding-top: 16px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 84px; align-items: center; }
.feature-copy h2 { margin: 12px 0 22px; }
.feature-copy p { color: var(--muted); }
.principles { margin-top: 30px; display: grid; gap: 18px; }
.principle { display: grid; grid-template-columns: 42px 1fr; gap: 14px; }
.principle-icon { width: 42px; height: 42px; display: grid; place-items: center; background: var(--navy); color: white; border-radius: 50%; font-size: .78rem; }
.principle strong { display: block; color: var(--navy); }
.principle span { color: var(--muted); font-size: .9rem; }
.approach-visual { margin: 0; min-height: 610px; position: relative; overflow: hidden; box-shadow: var(--shadow); background: var(--navy); }
.approach-visual > img { width: 100%; height: 100%; min-height: 610px; object-fit: cover; }
.approach-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7,26,44,.02) 28%, rgba(7,26,44,.9) 100%); pointer-events: none; }
.ledger-panel { background: linear-gradient(180deg, rgba(7,26,44,.04), rgba(7,26,44,.96)); color: white; padding: 90px 42px 38px; position: absolute; z-index: 2; left: 0; right: 0; bottom: 0; }
.ledger-panel::after { content: "V"; position: absolute; right: -18px; bottom: -96px; color: rgba(255,255,255,.04); font-size: 28rem; font-weight: 700; line-height: 1; }
.ledger-panel h3 { color: white; font-size: 1.6rem; }
.ledger-line { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr auto; gap: 18px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.ledger-line span { color: #b9cad5; font-size: .85rem; }
.ledger-line strong { color: white; }
.ledger-line b { width: 34px; height: 34px; display: grid; place-items: center; color: #d5e3eb; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; }
.ledger-line b svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.industry-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.industry { min-height: 150px; padding: 22px 16px; display: flex; flex-direction: column; justify-content: space-between; background: white; border: 1px solid var(--line); }
.industry-icon { width: 42px; height: 42px; color: var(--slate); }
.industry-icon svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.industry strong { color: var(--navy); font-size: .85rem; line-height: 1.35; }

.features { list-style: none; padding: 0; margin: 0 0 30px; display: grid; gap: 11px; font-size: .86rem; }
.features li { position: relative; padding-left: 24px; }
.features li::before { content: "✓"; position: absolute; left: 0; color: var(--slate); font-weight: 700; }

.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; counter-reset: steps; }
.step { border-top: 2px solid var(--slate); padding-top: 22px; counter-increment: steps; }
.step::before { content: "0" counter(steps); display: block; color: var(--slate); font-weight: 700; letter-spacing: .12em; margin-bottom: 30px; }
.step p { color: var(--muted); font-size: .88rem; }

.cta-band { padding: 78px 0; background: linear-gradient(118deg, var(--navy), #153b57); color: white; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 44px; }
.cta-band h2 { color: white; margin: 0 0 10px; max-width: 760px; }
.cta-band p { margin: 0; color: #c6d5de; }
.cta-actions { display: flex; gap: 10px; flex: none; }

.page-hero { padding: 100px 0 86px; color: white; background: linear-gradient(135deg, var(--navy), #173e5a); position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; right: -140px; top: -290px; width: 650px; height: 650px; border: 1px solid rgba(255,255,255,.14); transform: rotate(45deg); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: white; max-width: 910px; margin: 18px 0 22px; font-size: clamp(2.8rem,6vw,5.2rem); }
.page-hero p { color: #d0dde5; max-width: 760px; font-size: 1.08rem; }
.breadcrumbs { margin-bottom: 22px; font-size: .75rem; color: #b6cad7; }
.breadcrumbs a:hover { color: white; }
.content-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 76px; align-items: start; }
.prose h2 { margin: 0 0 22px; }
.prose h3 { margin-top: 36px; }
.prose p, .prose li { color: var(--muted); }
.prose ul { padding-left: 22px; }
.side-card { position: sticky; top: 118px; padding: 32px; background: var(--off); border: 1px solid var(--line); }
.side-card h3 { margin-bottom: 12px; }
.side-card .btn { width: 100%; margin-top: 12px; }
.side-list { list-style: none; padding: 0; display: grid; gap: 12px; }
.side-list li { padding-bottom: 12px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .87rem; }
.side-list li:last-child { border-bottom: 0; }
.outcomes { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.outcome { padding: 28px; border: 1px solid var(--line); background: white; }
.outcome strong { display: block; color: var(--navy); margin-bottom: 8px; }
.outcome p { color: var(--muted); font-size: .88rem; margin: 0; }
.faq-list { display: grid; gap: 12px; }
details { border: 1px solid var(--line); background: white; padding: 0 22px; }
summary { cursor: pointer; list-style: none; padding: 20px 36px 20px 0; position: relative; font-weight: 650; color: var(--navy); }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: 17px; font-size: 1.4rem; color: var(--slate); }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); margin: 0 0 20px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card { padding: 36px; border: 1px solid var(--line); background: white; }
.contact-card strong { display: block; color: var(--navy); margin-bottom: 6px; }
.contact-card p { color: var(--muted); }
.contact-card .btn { margin-top: 10px; }
.founder-card { min-height: 490px; padding: 50px; color: white; background: linear-gradient(145deg, #071a2c, #173c57); position: relative; overflow: hidden; }
.founder-portrait { display: block; width: 100%; height: 340px; object-fit: cover; object-position: center 26%; margin-bottom: 32px; border: 1px solid rgba(255,255,255,.16); position: relative; }
.founder-card::before { content: "SS"; position: absolute; right: -28px; bottom: -70px; font-size: 16rem; line-height: 1; font-weight: 700; color: rgba(255,255,255,.045); }
.founder-card h3 { color: white; font-size: 2rem; position: relative; }
.founder-card p { color: #c7d6df; position: relative; }
.credentials { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; position: relative; margin-top: 34px; }
.credential { padding: 18px; border: 1px solid rgba(255,255,255,.17); font-size: .78rem; }
.credential strong { color: white; display: block; font-size: 1.1rem; }

.site-footer { background: #061522; color: #aebfca; padding: 64px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.25fr .75fr .75fr 1fr; gap: 40px; }
.footer-brand { color: white; max-width: 280px; }
.footer-brand .brand-name { color: white; }
.footer-brand p { color: #9fb2bf; font-size: .85rem; margin-top: 20px; }
.footer-col h3 { color: white; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; }
.footer-col a, .footer-col span { display: block; font-size: .82rem; margin: 9px 0; }
.footer-col a:hover { color: white; }
.footer-bottom { margin-top: 46px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 24px; font-size: .72rem; }

@media (max-width: 1040px) {
  .nav { gap: 17px; }
  .nav > a { font-size: .69rem; }
  .hero-inner { gap: 38px; }
  .industry-grid { grid-template-columns: repeat(3,1fr); }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
  .footer-grid > :last-child { grid-column: 2 / 4; }
}

@media (max-width: 820px) {
  .utility .container { justify-content: center; }
  .utility .container > :last-child { display: none; }
  .menu-toggle { display: block; }
  .nav {
    position: fixed; inset: 114px 0 auto 0; display: none; align-items: stretch; flex-direction: column; gap: 0;
    padding: 22px 20px 32px; background: white; border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
  }
  .menu-open .nav { display: flex; }
  .nav > a { padding: 13px 6px; font-size: .85rem; }
  .nav .btn { margin-top: 10px; }
  .hero-inner, .split, .content-grid { grid-template-columns: 1fr; }
  .hero-inner { padding-block: 74px; }
  .hero { background-position: 64% center; }
  .hero-panel { max-width: 600px; }
  .proof-grid { grid-template-columns: repeat(2,1fr); }
  .proof:nth-child(2) { border-right: 0; }
  .services-grid, .outcomes { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .section-head, .cta-inner { align-items: flex-start; flex-direction: column; }
  .section { padding: 84px 0; }
  .side-card { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :last-child { grid-column: auto; }
}

@media (max-width: 560px) {
  .container, .narrow { width: min(100% - 28px, 1180px); }
  .header-inner { min-height: 72px; }
  .brand-name { font-size: .76rem; }
  .nav { top: 106px; }
  .hero { min-height: auto; }
  .hero { background-position: 72% center; }
  .hero-inner { padding-block: 60px; }
  .hero-actions, .cta-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .hero-panel, .ledger-panel, .founder-card { padding: 30px 24px; }
  .founder-portrait { height: 300px; }
  .approach-visual, .approach-visual > img { min-height: 720px; }
  .ledger-panel { padding: 100px 24px 28px; }
  .proof-grid, .services-grid, .outcomes, .steps, .contact-grid, .credentials, .footer-grid { grid-template-columns: 1fr; }
  .proof { border-right: 0; border-bottom: 1px solid var(--line); padding-left: 0; }
  .proof:last-child { border-bottom: 0; }
  .industry-grid { grid-template-columns: 1fr 1fr; }
  .industry { min-height: 130px; }
  .section { padding: 70px 0; }
  .section-head { margin-bottom: 34px; }
  .page-hero { padding: 72px 0 60px; }
  .footer-grid > :last-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}