:root {
  --navy-950: #061631;
  --navy-900: #09234d;
  --navy-800: #0c326e;
  --blue-600: #1769aa;
  --teal-600: #087f85;
  --gold-500: #dfa726;
  --ink: #12213b;
  --muted: #5f6f83;
  --line: #dbe2ea;
  --paper: #f7f8fa;
  --white: #ffffff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.site-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(219, 226, 234, 0.86);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  height: 82px;
  padding: 0 clamp(24px, 5vw, 76px);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
}

.brand { align-items: center; display: flex; justify-self: start; }

.brand-mark {
  display: flex;
  gap: 3px;
  height: 30px;
  margin-right: 12px;
  transform: skewX(-12deg);
  width: 31px;
}

.brand-mark i { background: var(--navy-900); display: block; height: 100%; width: 7px; }
.brand-mark i:nth-child(2) { background: var(--blue-600); height: 76%; margin-top: 7px; }
.brand-mark i:nth-child(3) { background: var(--gold-500); height: 48%; margin-top: 15px; }

.brand-name {
  color: var(--navy-950);
  font-size: 1.42rem;
  font-weight: 760;
  letter-spacing: -0.045em;
}

.brand-descriptor {
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  margin-left: 11px;
  padding-left: 11px;
  text-transform: uppercase;
}

.desktop-nav { display: flex; gap: 34px; }

.desktop-nav a {
  color: #41516a;
  font-size: 0.87rem;
  font-weight: 650;
  transition: color 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible { color: var(--blue-600); }

.header-cta {
  align-items: center;
  background: var(--navy-950);
  border: 1px solid var(--navy-950);
  color: var(--white);
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 700;
  gap: 14px;
  justify-self: end;
  padding: 12px 16px;
  transition: background 180ms ease, border-color 180ms ease;
}

.header-cta:hover,
.header-cta:focus-visible { background: var(--blue-600); border-color: var(--blue-600); }

.hero {
  background:
    linear-gradient(90deg, rgba(255,255,255,0) 49.9%, rgba(9,35,77,0.06) 50%, rgba(255,255,255,0) 50.1%),
    radial-gradient(circle at 82% 18%, rgba(23,105,170,0.12), transparent 27%),
    var(--paper);
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
  min-height: calc(100svh - 82px);
  overflow: hidden;
  padding: clamp(76px, 9vw, 132px) clamp(24px, 6vw, 94px) 70px;
  position: relative;
}

.hero::before {
  background-image: linear-gradient(rgba(9,35,77,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(9,35,77,0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  content: '';
  inset: 0 0 0 54%;
  mask-image: linear-gradient(to right, transparent, black 25%);
  pointer-events: none;
  position: absolute;
}

.hero-copy { align-self: center; max-width: 760px; position: relative; z-index: 2; }

.eyebrow {
  color: var(--blue-600);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  margin: 0 0 25px;
  text-transform: uppercase;
}

.hero h1 {
  color: var(--navy-950);
  font-size: clamp(3.8rem, 7.3vw, 7.4rem);
  font-weight: 730;
  letter-spacing: -0.068em;
  line-height: 0.88;
  margin: 0;
  max-width: 900px;
}

.hero h1 span { color: transparent; -webkit-text-stroke: 1.45px var(--navy-800); }

.hero-lede {
  color: #53647a;
  font-size: clamp(1.05rem, 1.55vw, 1.3rem);
  line-height: 1.65;
  margin: 40px 0 0;
  max-width: 650px;
}

.hero-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 36px;
}

.button {
  align-items: center;
  display: inline-flex;
  font-size: 0.87rem;
  font-weight: 720;
  gap: 18px;
  padding: 15px 19px;
}

.button-primary { background: var(--gold-500); color: var(--navy-950); }
.button-primary:hover,
.button-primary:focus-visible { background: #efbd45; }

.text-link {
  border-bottom: 1px solid #abb8c7;
  color: var(--navy-800);
  font-size: 0.86rem;
  font-weight: 700;
  padding: 6px 0;
}

.text-link span { margin-left: 10px; }

.sector-line {
  align-items: center;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 0;
  margin-top: 60px;
  max-width: 650px;
  padding-top: 21px;
}

.sector-line span {
  color: #6b788a;
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sector-line span + span::before { color: var(--gold-500); content: '•'; margin: 0 20px; }

.hero-system {
  align-self: center;
  aspect-ratio: 1;
  justify-self: end;
  max-width: 620px;
  position: relative;
  width: 100%;
  z-index: 2;
}

.system-orbit {
  border: 1px solid rgba(23, 105, 170, 0.22);
  border-radius: 50%;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one { height: 71%; width: 71%; }
.orbit-two { border-style: dashed; height: 97%; width: 97%; }

.system-card { box-shadow: 0 24px 70px rgba(6, 22, 49, 0.13); position: absolute; }

.system-core {
  background: var(--navy-950);
  color: white;
  display: flex;
  flex-direction: column;
  height: 220px;
  justify-content: center;
  left: 50%;
  padding: 38px;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  z-index: 2;
}

.system-core::after {
  background: var(--gold-500);
  bottom: 0;
  content: '';
  height: 5px;
  left: 0;
  position: absolute;
  width: 58%;
}

.system-kicker {
  color: #98b3d6;
  font-size: 0.64rem;
  font-style: normal;
  font-weight: 720;
  letter-spacing: 0.11em;
  margin-bottom: 18px;
  text-transform: uppercase;
}

.system-core strong { font-size: 2rem; letter-spacing: -0.04em; }
.system-core em { color: #c7d7e9; font-size: 1rem; font-style: normal; margin-top: 4px; }

.system-node {
  align-items: center;
  background: rgba(255,255,255,0.96);
  border: 1px solid var(--line);
  display: flex;
  gap: 16px;
  min-width: 162px;
  padding: 18px 20px;
}

.system-node span { color: var(--gold-500); font-size: 0.69rem; font-weight: 800; }
.system-node strong { color: var(--navy-900); font-size: 0.91rem; letter-spacing: -0.01em; }
.node-operate { left: 2%; top: 20%; }
.node-transform { right: 0; top: 30%; }
.node-enable { bottom: 13%; left: 17%; }

.system-status {
  align-items: center;
  bottom: 7%;
  color: var(--teal-600);
  display: flex;
  font-size: 0.69rem;
  font-weight: 760;
  gap: 8px;
  letter-spacing: 0.08em;
  position: absolute;
  right: 3%;
  text-transform: uppercase;
}

.status-dot {
  background: var(--teal-600);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(8,127,133,0.12);
  height: 7px;
  width: 7px;
}

.capabilities { background: var(--white); padding: 110px clamp(24px, 6vw, 94px) 125px; }

.section-heading {
  display: grid;
  gap: 28px;
  grid-template-columns: 0.52fr 1.1fr 0.78fr;
  margin-bottom: 68px;
}

.section-heading .eyebrow { margin: 6px 0 0; }

.section-heading h2 {
  color: var(--navy-950);
  font-size: clamp(2.25rem, 4vw, 4.25rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1;
  margin: 0;
  max-width: 740px;
}

.section-heading > p:last-child { color: var(--muted); font-size: 1rem; line-height: 1.7; margin: 4px 0 0; }

.service-grid {
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.service-card {
  min-height: 470px;
  padding: 34px clamp(24px, 3vw, 48px) 38px;
  position: relative;
  transition: background 180ms ease, color 180ms ease;
}

.service-card + .service-card { border-left: 1px solid var(--line); }
.service-card:hover { background: var(--navy-950); }
.service-number { color: var(--blue-600); font-size: 0.72rem; font-weight: 800; }

.service-card h3 {
  color: var(--navy-950);
  font-size: clamp(1.4rem, 2vw, 1.95rem);
  letter-spacing: -0.035em;
  margin: 68px 0 18px;
  max-width: 320px;
}

.service-card p { color: var(--muted); font-size: 0.94rem; line-height: 1.65; margin: 0; max-width: 360px; }
.service-card ul { border-top: 1px solid var(--line); list-style: none; margin: 28px 0 0; padding: 19px 0 0; }
.service-card li { color: #69778a; font-size: 0.78rem; line-height: 1.55; padding: 5px 0 5px 15px; position: relative; }
.service-card li::before { color: var(--gold-500); content: '›'; left: 0; position: absolute; }
.service-arrow { color: var(--gold-500); font-size: 1.25rem; position: absolute; right: 30px; top: 27px; }
.service-card:hover h3,
.service-card:hover p,
.service-card:hover li { color: white; }
.service-card:hover .service-number { color: #8ebbe0; }
.service-card:hover ul { border-color: rgba(255,255,255,0.18); }

.mobile-nav { display: none; }

.friction-section {
  background: var(--navy-950);
  color: white;
  display: grid;
  gap: clamp(40px, 7vw, 110px);
  grid-template-columns: 0.9fr 1.1fr;
  overflow: hidden;
  padding: 120px clamp(24px, 6vw, 94px) 145px;
  position: relative;
}

.friction-section::after {
  border: 1px solid rgba(91,154,211,0.17);
  border-radius: 50%;
  content: '';
  height: 540px;
  position: absolute;
  right: -230px;
  top: -250px;
  width: 540px;
}

.eyebrow-light { color: #7fc7d0; }

.friction-intro h2 {
  font-size: clamp(2.8rem, 5vw, 5.6rem);
  font-weight: 690;
  letter-spacing: -0.06em;
  line-height: 0.97;
  margin: 0;
  max-width: 730px;
}

.friction-copy { align-self: end; max-width: 700px; padding-bottom: 5px; }
.friction-copy p { color: #9fb2ca; font-size: 0.99rem; line-height: 1.75; margin: 28px 0 0; }
.friction-copy .friction-lede { color: white; font-size: clamp(1.35rem, 2.1vw, 2.05rem); letter-spacing: -0.025em; line-height: 1.38; margin-top: 0; }

.friction-rail {
  align-items: center;
  bottom: 37px;
  display: flex;
  gap: 15px;
  grid-column: 1 / -1;
  left: clamp(24px, 6vw, 94px);
  position: absolute;
  right: clamp(24px, 6vw, 94px);
}

.friction-rail span { color: #7690b0; font-size: 0.62rem; font-weight: 760; letter-spacing: 0.13em; text-transform: uppercase; }
.friction-rail i { background: linear-gradient(90deg, var(--blue-600), var(--teal-600), var(--gold-500)); height: 1px; flex: 1; }

.approach { background: #f2f5f8; padding: 120px clamp(24px, 6vw, 94px) 110px; }
.approach-heading { margin-bottom: 78px; }

.phase-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.phase-card { border-left: 1px solid #cbd4df; min-height: 300px; padding: 0 clamp(22px, 2.6vw, 42px); position: relative; }
.phase-card:last-child { border-right: 1px solid #cbd4df; }
.phase-card > span { align-items: center; background: var(--navy-900); border-radius: 50%; color: white; display: flex; font-size: 0.64rem; font-weight: 760; height: 42px; justify-content: center; width: 42px; }
.phase-card h3 { color: var(--navy-950); font-size: 1.55rem; letter-spacing: -0.035em; margin: 52px 0 18px; }
.phase-card p { color: var(--muted); font-size: 0.9rem; line-height: 1.7; margin: 0; }
.phase-card::after { color: var(--gold-500); content: '→'; font-size: 1.4rem; position: absolute; right: -12px; top: 8px; z-index: 2; }
.phase-card:last-child::after { display: none; }

.evolution-line { align-items: center; border-top: 1px solid #cbd4df; color: #6e7c90; display: grid; font-size: 0.64rem; font-weight: 760; grid-template-columns: auto 1fr auto; letter-spacing: 0.11em; margin-top: 60px; padding-top: 22px; text-transform: uppercase; }
.evolution-line i { background: linear-gradient(90deg, var(--navy-900), var(--blue-600), var(--teal-600)); height: 3px; margin: 0 24px; position: relative; }
.evolution-line i::after { border-bottom: 5px solid transparent; border-left: 8px solid var(--teal-600); border-top: 5px solid transparent; content: ''; position: absolute; right: -1px; top: -3px; }
.evolution-line strong { color: var(--teal-600); }

.experience { padding: 125px clamp(24px, 6vw, 94px); }
.experience-lead { display: grid; gap: 30px; grid-template-columns: 0.48fr 1.04fr 0.72fr; margin-bottom: 76px; }
.experience-lead .eyebrow { margin-top: 8px; }
.experience-lead h2 { color: var(--navy-950); font-size: clamp(2.65rem, 4.7vw, 5.35rem); font-weight: 690; letter-spacing: -0.06em; line-height: 0.96; margin: 0; }
.experience-lead > p:last-child { color: var(--muted); font-size: 1rem; line-height: 1.75; margin: 7px 0 0; }

.experience-board { border: 1px solid var(--line); display: grid; grid-template-columns: repeat(4, 1fr); }
.experience-board article { border-left: 1px solid var(--line); border-top: 1px solid var(--line); min-height: 270px; padding: 31px clamp(22px, 2.6vw, 39px); }
.experience-board article:nth-child(2),
.experience-board .experience-feature { border-top: 0; }
.experience-board .experience-feature { background: var(--navy-900); border-left: 0; color: white; grid-column: span 3; min-height: 350px; padding: clamp(38px, 5vw, 76px); }
.experience-board article > span { color: var(--blue-600); font-size: 0.65rem; font-weight: 780; letter-spacing: 0.1em; text-transform: uppercase; }
.experience-board .experience-feature > span { color: #8cb8de; }
.experience-board h3 { color: var(--navy-950); font-size: 1.4rem; letter-spacing: -0.035em; line-height: 1.18; margin: 72px 0 15px; }
.experience-board .experience-feature h3 { color: white; font-size: clamp(2rem, 3.7vw, 4.1rem); font-weight: 630; line-height: 1.06; margin: 75px 0 0; max-width: 920px; }
.experience-board p { color: var(--muted); font-size: 0.85rem; line-height: 1.65; margin: 0; }

.experience-note { align-items: center; background: #f0f4f7; border-left: 4px solid var(--gold-500); display: flex; gap: 24px; justify-content: space-between; margin-top: 28px; padding: 22px 26px; }
.experience-note strong { color: var(--navy-900); font-size: 0.88rem; }
.experience-note span { color: var(--muted); font-size: 0.82rem; text-align: right; }

.engagements { background: var(--navy-950); color: white; display: grid; gap: clamp(50px, 8vw, 130px); grid-template-columns: 0.8fr 1.2fr; padding: 125px clamp(24px, 6vw, 94px); }
.engagements-copy { align-self: start; position: sticky; top: 120px; }
.engagements-copy h2 { font-size: clamp(2.8rem, 5vw, 5.4rem); font-weight: 680; letter-spacing: -0.06em; line-height: 0.97; margin: 0; max-width: 690px; }
.engagements-copy > p:not(.eyebrow) { color: #9db0c9; line-height: 1.75; margin: 32px 0 38px; max-width: 600px; }
.button-gold { background: var(--gold-500); color: var(--navy-950); }
.button-gold:hover,
.button-gold:focus-visible { background: #efbd45; }

.engagement-list { border-top: 1px solid rgba(255,255,255,0.17); }
.engagement-list article { display: grid; gap: 30px; grid-template-columns: 56px 1fr; padding: 44px 0 48px; border-bottom: 1px solid rgba(255,255,255,0.17); }
.engagement-index { color: var(--gold-500); font-size: 0.65rem; font-weight: 760; padding-top: 7px; }
.engagement-list small { color: #75c1c8; font-size: 0.62rem; font-weight: 760; letter-spacing: 0.13em; text-transform: uppercase; }
.engagement-list h3 { font-size: clamp(1.7rem, 2.7vw, 2.8rem); font-weight: 620; letter-spacing: -0.04em; margin: 9px 0 14px; }
.engagement-list p { color: #9db0c9; font-size: 0.93rem; line-height: 1.7; margin: 0; max-width: 670px; }

.principles { background: #f4f6f8; padding: 120px clamp(24px, 6vw, 94px); }
.principles-title { display: grid; gap: 40px; grid-template-columns: 0.5fr 1.5fr; margin-bottom: 70px; }
.principles-title .eyebrow { margin-top: 8px; }
.principles-title h2 { color: var(--navy-950); font-size: clamp(2.65rem, 4.7vw, 5.25rem); font-weight: 690; letter-spacing: -0.06em; line-height: 0.97; margin: 0; max-width: 950px; }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.principles-grid article { border-left: 1px solid #cbd4df; padding: 30px clamp(24px, 3vw, 48px) 22px; }
.principles-grid article:last-child { border-right: 1px solid #cbd4df; }
.principles-grid span { color: var(--gold-500); font-size: 0.69rem; font-weight: 800; }
.principles-grid h3 { color: var(--navy-950); font-size: 1.35rem; letter-spacing: -0.025em; margin: 58px 0 17px; }
.principles-grid p { color: var(--muted); font-size: 0.88rem; line-height: 1.72; margin: 0; }

.contact { background: var(--blue-600); color: white; padding: 110px clamp(24px, 12vw, 190px) 120px; text-align: center; }
.contact .eyebrow { color: #bfe6e8; }
.contact h2 { font-size: clamp(3rem, 6.6vw, 7.25rem); font-weight: 690; letter-spacing: -0.065em; line-height: 0.9; margin: 0 auto; max-width: 1250px; }
.contact > p:not(.eyebrow) { color: #dceaf6; font-size: 1.03rem; line-height: 1.72; margin: 36px auto 40px; max-width: 720px; }
.contact > a { border-bottom: 2px solid var(--gold-500); display: inline-block; font-size: clamp(1.1rem, 2vw, 1.55rem); font-weight: 720; padding: 6px 0 10px; }
.contact > a span { color: var(--gold-500); margin-left: 12px; }

.legal { background: #eef2f5; display: grid; gap: clamp(45px, 8vw, 130px); grid-template-columns: 0.72fr 1.28fr; padding: 100px clamp(24px, 6vw, 94px); }
.legal-heading { align-self: start; position: sticky; top: 120px; }
.legal-heading h2 { color: var(--navy-950); font-size: clamp(2.25rem, 4vw, 4.3rem); letter-spacing: -0.055em; line-height: 0.98; margin: 0; }
.legal-heading > p:last-child { color: var(--muted); font-size: 0.75rem; margin-top: 25px; }
.legal-items { border-top: 1px solid #cbd4df; }
.legal-items details { border-bottom: 1px solid #cbd4df; }
.legal-items summary { color: var(--navy-900); cursor: pointer; font-size: 0.94rem; font-weight: 730; list-style: none; padding: 24px 0; }
.legal-items summary::-webkit-details-marker { display: none; }
.legal-items summary span { color: var(--blue-600); float: right; font-size: 1.1rem; transition: transform 180ms ease; }
.legal-items details[open] summary span { transform: rotate(45deg); }
.legal-items details div { padding: 0 40px 25px 0; }
.legal-items details p { color: var(--muted); font-size: 0.79rem; line-height: 1.7; margin: 0 0 13px; }

footer { align-items: center; background: white; display: grid; gap: 28px; grid-template-columns: 1.1fr 1fr auto; padding: 48px clamp(24px, 6vw, 94px) 30px; }
.footer-brand { align-self: start; }
footer > p { color: var(--muted); font-size: 0.8rem; margin: 0; }
footer > div { display: flex; gap: 25px; justify-content: end; }
footer > div a { color: var(--navy-900); font-size: 0.73rem; font-weight: 690; }
footer > small { border-top: 1px solid var(--line); color: #7a8797; font-size: 0.66rem; grid-column: 1 / -1; padding-top: 20px; }

@media (max-width: 1050px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav { display: none; }
  .header-cta { display: none; }
  .mobile-nav { display: block; justify-self: end; position: relative; }
  .mobile-nav summary { cursor: pointer; display: grid; gap: 6px; list-style: none; padding: 12px 0 12px 18px; width: 44px; }
  .mobile-nav summary::-webkit-details-marker { display: none; }
  .mobile-nav summary span { background: var(--navy-900); display: block; height: 2px; width: 25px; }
  .mobile-nav[open] summary span:first-child { transform: rotate(45deg) translate(3px, 3px); }
  .mobile-nav[open] summary span:last-child { transform: rotate(-45deg) translate(3px, -3px); }
  .mobile-nav nav { background: white; border: 1px solid var(--line); box-shadow: 0 22px 55px rgba(6,22,49,0.14); display: flex; flex-direction: column; min-width: 230px; padding: 13px; position: absolute; right: 0; top: 52px; }
  .mobile-nav nav a { border-bottom: 1px solid var(--line); color: var(--navy-900); font-size: 0.84rem; font-weight: 680; padding: 13px 12px; }
  .mobile-nav nav a:last-child { background: var(--navy-950); color: white; margin-top: 10px; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { max-width: 850px; }
  .hero-system { margin: 80px auto 0; justify-self: center; }
  .section-heading { grid-template-columns: 0.4fr 1fr; }
  .section-heading > p:last-child { grid-column: 2; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; padding-bottom: 52px; }
  .service-card + .service-card { border-left: 0; border-top: 1px solid var(--line); }
  .friction-section { grid-template-columns: 1fr; }
  .friction-copy { max-width: 850px; }
  .phase-grid { grid-template-columns: repeat(2, 1fr); row-gap: 55px; }
  .phase-card:nth-child(3) { border-top: 1px solid #cbd4df; padding-top: 45px; }
  .phase-card:nth-child(4) { border-right: 1px solid #cbd4df; border-top: 1px solid #cbd4df; padding-top: 45px; }
  .phase-card:nth-child(2)::after { display: none; }
  .experience-lead { grid-template-columns: 0.35fr 1fr; }
  .experience-lead > p:last-child { grid-column: 2; }
  .experience-board { grid-template-columns: repeat(2, 1fr); }
  .experience-board .experience-feature { grid-column: span 2; }
  .experience-board article:nth-child(3) { border-left: 0; }
  .experience-board article:nth-child(4),
  .experience-board article:nth-child(5) { border-top: 1px solid var(--line); }
  .engagements { grid-template-columns: 1fr; }
  .engagements-copy,
  .legal-heading { position: static; }
  .principles-title { grid-template-columns: 0.35fr 1fr; }
  .legal { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr auto; }
  footer > p { display: none; }
}

@media (max-width: 760px) {
  .site-header { height: 72px; padding: 0 20px; }
  .brand-descriptor,
  .hero { min-height: auto; padding: 72px 22px 64px; }
  .hero h1 { font-size: clamp(3.15rem, 16vw, 5rem); }
  .hero-lede { margin-top: 30px; }
  .sector-line { align-items: flex-start; flex-direction: column; gap: 10px; margin-top: 45px; }
  .sector-line span + span::before { display: none; }
  .hero-system { margin-top: 56px; max-width: 430px; }
  .system-core { height: 170px; padding: 27px; width: 170px; }
  .system-core strong { font-size: 1.55rem; }
  .system-node { min-width: 130px; padding: 13px; }
  .system-status { font-size: 0.56rem; }
  .capabilities { padding: 82px 22px 92px; }
  .section-heading { display: block; }
  .section-heading h2 { margin-top: 20px; }
  .section-heading > p:last-child { margin-top: 24px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; }
  .service-card + .service-card { border-left: 0; border-top: 1px solid var(--line); }
  .friction-section { padding: 85px 22px 125px; }
  .friction-rail { flex-wrap: wrap; left: 22px; right: 22px; }
  .friction-rail i { min-width: 26px; }
  .approach { padding: 85px 22px 80px; }
  .phase-grid { grid-template-columns: 1fr; row-gap: 0; }
  .phase-card,
  .phase-card:nth-child(3),
  .phase-card:nth-child(4) { border-left: 1px solid #cbd4df; border-right: 1px solid #cbd4df; border-top: 1px solid #cbd4df; min-height: 0; padding: 28px 28px 38px; }
  .phase-card:first-child { border-top: 0; }
  .phase-card h3 { margin-top: 34px; }
  .phase-card::after { display: none; }
  .evolution-line { display: none; }
  .experience { padding: 88px 22px; }
  .experience-lead { display: block; }
  .experience-lead h2 { margin-top: 22px; }
  .experience-lead > p:last-child { margin-top: 27px; }
  .experience-board { grid-template-columns: 1fr; }
  .experience-board .experience-feature { grid-column: span 1; min-height: 400px; padding: 34px; }
  .experience-board article { border-left: 0; }
  .experience-board article:nth-child(2) { border-top: 1px solid var(--line); }
  .experience-note { align-items: flex-start; flex-direction: column; }
  .experience-note span { text-align: left; }
  .engagements { padding: 88px 22px; }
  .engagement-list article { grid-template-columns: 35px 1fr; }
  .principles { padding: 88px 22px; }
  .principles-title { display: block; }
  .principles-title h2 { margin-top: 22px; }
  .principles-grid { grid-template-columns: 1fr; }
  .principles-grid article,
  .principles-grid article:last-child { border-left: 1px solid #cbd4df; border-right: 1px solid #cbd4df; border-top: 1px solid #cbd4df; padding-bottom: 35px; }
  .principles-grid article:first-child { border-top: 0; }
  .contact { padding: 85px 22px 92px; }
  .contact h2 { font-size: clamp(3rem, 14vw, 4.6rem); }
  .legal { padding: 80px 22px; }
  .legal-items details div { padding-right: 0; }
  footer { align-items: flex-start; grid-template-columns: 1fr; padding: 42px 22px 28px; }
  footer > div { flex-wrap: wrap; justify-content: flex-start; }
  footer > small { grid-column: 1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: 0.01ms !important; }
}