:root {
  --ink: #0a1722;
  --ink-soft: #344452;
  --paper: #f4f1ea;
  --paper-pure: #fbfaf7;
  --line: rgba(10, 23, 34, 0.16);
  --blue: #00315a;
  --blue-bright: #0f6fb6;
  --blue-pale: #dbeaf4;
  --white: #ffffff;
  --header-height: 88px;
  --shell: min(1440px, calc(100vw - 96px));
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper-pure);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

[hidden] {
  display: none !important;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  color: var(--white);
  background: var(--blue);
}

:focus-visible {
  outline: 3px solid #67b7f1;
  outline-offset: 4px;
}

.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;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--blue);
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.scroll-progress {
  position: fixed;
  z-index: 200;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  pointer-events: none;
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: #69b7ee;
  transform: scaleX(0);
  transform-origin: left center;
}

.section {
  position: relative;
  padding: clamp(96px, 10vw, 168px) 0;
}

.section-shell {
  width: var(--shell);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 24px;
  color: var(--blue-bright);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.3;
  text-transform: uppercase;
}

.display-heading {
  max-width: 1020px;
  margin: 0;
  font-size: clamp(2.75rem, 5.3vw, 6rem);
  font-weight: 560;
  letter-spacing: -0.062em;
  line-height: 0.98;
}

.section-index {
  color: #626f78;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.65fr);
  gap: 96px;
  align-items: end;
  margin-bottom: 90px;
}

.section-heading.compact {
  grid-template-columns: 1fr;
  margin-bottom: 72px;
}

.section-lead {
  max-width: 580px;
  margin: 0;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.6;
}

.reveal {
  transition: opacity 800ms var(--ease), transform 800ms var(--ease);
}

.reveal.is-pending {
  opacity: 0;
  transform: translateY(24px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header */
.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  color: var(--white);
  background: #081722;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: color 300ms ease, background-color 300ms ease, border-color 300ms ease, box-shadow 300ms ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open {
  color: var(--ink);
  background: rgba(251, 250, 247, 0.96);
  border-color: var(--line);
  box-shadow: 0 8px 40px rgba(8, 22, 34, 0.07);
  backdrop-filter: blur(16px);
}

html:not(.navigation-ready) .site-header {
  position: absolute;
  background: #081722;
}

html:not(.navigation-ready) .legal-body .site-header {
  position: relative;
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 44px;
  align-items: center;
  width: var(--shell);
  height: var(--header-height);
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  gap: 13px;
  align-items: center;
  width: fit-content;
}

.brand img {
  flex: 0 0 auto;
  border-radius: 7px;
}

.brand-copy {
  display: grid;
  line-height: 1;
}

.brand-copy strong {
  font-size: 1rem;
  font-weight: 730;
  letter-spacing: -0.025em;
}

.brand-copy small {
  margin-top: 7px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.58rem;
  letter-spacing: 0.09em;
  opacity: 0.64;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  gap: clamp(24px, 3vw, 48px);
  justify-self: center;
}

.desktop-nav a {
  position: relative;
  font-size: 0.84rem;
  font-weight: 600;
}

.desktop-nav a::after {
  position: absolute;
  bottom: -7px;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 260ms var(--ease);
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-cta {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  justify-self: end;
  padding: 12px 17px;
  color: var(--ink);
  background: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  transition: color 220ms ease, background 220ms ease, transform 220ms ease;
}

.site-header.is-scrolled .header-cta,
.site-header.is-menu-open .header-cta {
  color: var(--white);
  background: var(--blue);
}

.header-cta:hover {
  transform: translateY(-2px);
}

.menu-toggle,
.mobile-menu {
  display: none;
}

/* Hero */
.hero {
  position: relative;
  display: flex;
  min-height: 100svh;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: #05090d;
}

.hero-media,
.hero-shade,
.hero-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media {
  object-fit: cover;
  object-position: center center;
  opacity: 0;
  transform: scale(1.035);
  animation: hero-image-in 1.5s var(--ease) 100ms forwards;
}

.hero-shade {
  background: linear-gradient(90deg, rgba(3, 9, 14, 0.92) 0%, rgba(3, 9, 14, 0.72) 38%, rgba(3, 9, 14, 0.14) 73%, rgba(3, 9, 14, 0.2) 100%);
}

.hero-grid {
  left: 50%;
  right: auto;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.hero-grid::before,
.hero-grid::after {
  position: absolute;
  top: 0;
  width: 1px;
  height: 100%;
  background: rgba(255, 255, 255, 0.08);
  content: "";
}

.hero-grid::before {
  left: calc(var(--shell) / -2);
}

.hero-grid::after {
  right: calc(var(--shell) / -2);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: var(--shell);
  margin: 0 auto;
  padding: calc(var(--header-height) + 64px) 0 88px;
}

.hero-eyebrow,
.hero h1,
.hero-intro,
.hero-actions,
.hero-note {
  opacity: 0;
  transform: translateY(30px);
  animation: hero-copy-in 850ms var(--ease) forwards;
}

.hero-eyebrow {
  color: #83c3ef;
  animation-delay: 260ms;
}

.hero h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(3.6rem, 7.25vw, 7.8rem);
  font-weight: 540;
  letter-spacing: -0.072em;
  line-height: 0.91;
  text-wrap: balance;
  animation-delay: 350ms;
}

.hero-intro {
  max-width: 620px;
  margin: 34px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  line-height: 1.55;
  animation-delay: 460ms;
}

.hero-actions {
  display: flex;
  gap: 34px;
  align-items: center;
  margin-top: 42px;
  animation-delay: 570ms;
}

.button {
  display: inline-flex;
  gap: 34px;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 15px 22px;
  font-size: 0.88rem;
  font-weight: 700;
  transition: transform 230ms var(--ease), background 230ms ease;
}

.button-primary {
  min-width: 240px;
  color: var(--white);
  background: var(--blue-bright);
}

.button-primary:hover {
  background: #1681cd;
  transform: translateY(-3px);
}

.text-link {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  width: fit-content;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  font-size: 0.85rem;
  font-weight: 700;
  transition: gap 230ms var(--ease), opacity 230ms ease;
}

.text-link:hover {
  gap: 25px;
  opacity: 0.72;
}

.text-link-light {
  color: rgba(255, 255, 255, 0.9);
}

.hero-note {
  position: absolute;
  z-index: 2;
  right: max(48px, calc((100vw - 1440px) / 2));
  bottom: 64px;
  display: flex;
  gap: 13px;
  align-items: flex-start;
  color: rgba(255, 255, 255, 0.7);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.67rem;
  letter-spacing: 0.055em;
  line-height: 1.65;
  text-transform: uppercase;
  animation-delay: 720ms;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  margin-top: 5px;
  border-radius: 50%;
  background: #65baf3;
  box-shadow: 0 0 0 0 rgba(101, 186, 243, 0.55);
  animation: pulse 2.4s ease-out 2;
}

.scroll-cue {
  position: absolute;
  z-index: 2;
  bottom: 38px;
  left: 50%;
  display: grid;
  gap: 10px;
  justify-items: center;
  color: rgba(255, 255, 255, 0.55);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.scroll-cue i {
  width: 1px;
  height: 28px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.22);
}

.scroll-cue i::after {
  display: block;
  width: 1px;
  height: 14px;
  background: var(--white);
  content: "";
  animation: scroll-cue 1.9s ease-in-out 2;
}

@keyframes hero-image-in {
  to { opacity: 1; transform: scale(1); }
}

@keyframes hero-copy-in {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  60% { box-shadow: 0 0 0 8px rgba(101, 186, 243, 0); }
  100% { box-shadow: 0 0 0 0 rgba(101, 186, 243, 0); }
}

@keyframes scroll-cue {
  0% { transform: translateY(-14px); opacity: 0; }
  30%, 60% { opacity: 1; }
  100% { transform: translateY(28px); opacity: 0; }
}

/* Intro */
.intro {
  background: var(--paper);
}

.intro-layout {
  display: grid;
  grid-template-columns: 80px minmax(0, 1.4fr) minmax(320px, 0.75fr);
  gap: 50px;
  align-items: start;
}

.intro-copy {
  padding-top: 48px;
}

.intro-copy p {
  margin: 0 0 22px;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.intro-copy .text-link {
  margin-top: 18px;
  color: var(--blue);
}

/* Services */
.section-dark {
  color: var(--white);
  background: #09131c;
}

.section-dark .eyebrow {
  color: #73b4e2;
}

.section-dark .section-lead {
  color: rgba(255, 255, 255, 0.62);
}

.service-list {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.service-row {
  display: grid;
  grid-template-columns: 50px 84px minmax(0, 1fr);
  gap: 38px;
  align-items: center;
  min-height: 190px;
  padding: 34px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: background 300ms ease, padding 300ms var(--ease);
}

.service-number {
  color: rgba(255, 255, 255, 0.42);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.68rem;
}

.service-icon {
  width: 62px;
  height: 62px;
  color: #6cb7eb;
}

.service-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-width: 1.25;
}

.service-copy {
  display: grid;
  grid-template-columns: minmax(260px, 0.65fr) minmax(280px, 1fr);
  gap: 64px;
  align-items: center;
}

.service-copy h3 {
  margin: 0;
  font-size: clamp(1.7rem, 3.2vw, 3.25rem);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.service-copy p {
  max-width: 600px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
}

/* Advisory: a decision pathway, with a distinct visual rhythm. */
.advisory {
  background: #e8eef0;
}

.advisory-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: 28px;
  margin-bottom: 64px;
  border-bottom: 1px solid var(--line);
}

.advisory-heading .eyebrow {
  margin: 0;
}

.advisory-marginal {
  margin: 0;
  color: var(--ink-soft);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.68rem;
  line-height: 1.65;
}

.advisory-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: clamp(40px, 8vw, 128px);
}

.advisory-copy .display-heading {
  font-size: clamp(3rem, 5.8vw, 6.2rem);
}

.advisory-copy em {
  color: var(--blue);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: -0.065em;
}

.advisory-copy > p {
  max-width: 570px;
  color: var(--ink-soft);
}

.advisory-copy .advisory-lead {
  margin: 34px 0 20px;
  color: var(--ink);
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  line-height: 1.5;
}

.advisory-copy .text-link {
  margin-top: 22px;
  color: var(--blue);
}

.decision-map {
  position: relative;
  padding: clamp(28px, 3.5vw, 54px);
  color: var(--white);
  background: var(--blue);
  box-shadow: 12px 12px 0 rgba(0, 49, 90, 0.08);
}

.decision-topline {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: #a4d4f5;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.decision-map > h3 {
  max-width: 330px;
  margin: 22px 0 36px;
  font-size: clamp(1.8rem, 2.7vw, 2.8rem);
  font-weight: 540;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.decision-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.decision-steps li {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.decision-steps li > span {
  padding-top: 3px;
  color: #a4d4f5;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.68rem;
}

.decision-steps h4 {
  margin: 0 0 5px;
  font-size: 1rem;
  font-weight: 600;
}

.decision-steps p {
  margin: 0;
  color: #c4d8e8;
  font-size: 0.88rem;
  line-height: 1.5;
}

.decision-outcome {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 20px;
  margin: 7px 0 0;
  padding-top: 23px;
  border-top: 1px solid rgba(255, 255, 255, 0.38);
  font-size: 0.83rem;
  line-height: 1.55;
}

.decision-outcome > span {
  color: #a4d4f5;
  font-size: 1.4rem;
}

.ai-contexts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 8vw, 128px);
  margin-top: 86px;
}

.ai-context {
  padding-top: 29px;
  border-top: 1px solid rgba(0, 49, 90, 0.4);
}

.ai-context h3 {
  max-width: 510px;
  margin: 0 0 24px;
  font-size: clamp(1.7rem, 2.6vw, 2.7rem);
  font-weight: 540;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.ai-context > p:not(.eyebrow) {
  max-width: 550px;
  color: var(--ink-soft);
}

.ai-context .ai-boundary {
  font-size: 0.87rem;
}

/* Solutions */
.solutions {
  background: var(--paper-pure);
}

.solutions-header {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 50px;
  margin-bottom: 82px;
}

.audience-switcher {
  margin-left: 130px;
}

.tab-list {
  display: flex;
  gap: 40px;
  margin-bottom: 60px;
  border-bottom: 1px solid var(--line);
}

.tab-list button {
  position: relative;
  padding: 0 0 18px;
  color: var(--ink-soft);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 700;
}

.tab-list button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transition: transform 300ms var(--ease);
}

.tab-list button[aria-selected="true"] {
  color: var(--blue);
}

.tab-list button[aria-selected="true"]::after {
  transform: scaleX(1);
}

.audience-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1fr);
  gap: clamp(70px, 9vw, 150px);
}

.audience-panel[hidden] {
  display: none;
}

.audience-switcher:not([data-enhanced]) .audience-panel + .audience-panel {
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--line);
}

.audience-panel.is-active {
  animation: panel-in 450ms var(--ease) both;
}

@keyframes panel-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.audience-kicker,
.case-meta {
  margin: 0 0 18px;
  color: var(--blue-bright);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.audience-statement h3 {
  margin: 0 0 28px;
  font-size: clamp(2rem, 3.5vw, 3.8rem);
  font-weight: 540;
  letter-spacing: -0.055em;
  line-height: 1.03;
}

.audience-statement > p:last-child {
  max-width: 600px;
  margin: 0;
  color: var(--ink-soft);
}

.solution-links {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.solution-links li {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 24px;
  padding: 25px 6px;
  border-bottom: 1px solid var(--line);
}

.solution-links li::before {
  position: absolute;
  top: -1px;
  bottom: -1px;
  left: 0;
  width: 2px;
  background: var(--blue-bright);
  content: "";
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 260ms var(--ease);
}

.solution-links li:hover::before {
  transform: scaleY(1);
  transform-origin: top;
}

.solution-links span {
  font-weight: 700;
}

.solution-links small {
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

/* Cases */
.cases {
  padding-top: 36px;
  background: var(--paper-pure);
}

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

.case-item {
  display: flex;
  min-height: 430px;
  padding: 44px 42px 38px;
  flex-direction: column;
  border-right: 1px solid var(--line);
  transition: color 300ms ease, background 300ms ease;
}

.case-item:first-child {
  padding-left: 0;
}

.case-item:last-child {
  padding-right: 0;
  border-right: 0;
}

.case-item h3 {
  margin: 0 0 28px;
  font-size: clamp(1.6rem, 2.4vw, 2.5rem);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.case-item > p:not(.case-meta) {
  margin: 0;
  color: var(--ink-soft);
  transition: color 300ms ease;
}

.case-item > span {
  margin-top: auto;
  padding-top: 40px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.case-details {
  margin: 0 0 32px;
}

.case-item > .text-link {
  align-self: flex-start;
  margin-top: auto;
}

.case-details > div + div {
  margin-top: 24px;
}

.case-details dt {
  margin-bottom: 5px;
  color: var(--blue);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-details dd {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.93rem;
  line-height: 1.6;
}

/* Process */
.section-blue {
  color: var(--white);
  background: var(--blue);
}

.section-blue .eyebrow {
  color: #8bc9f1;
}

.process-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.55fr);
  gap: 100px;
  align-items: end;
  margin-bottom: 92px;
}

.process-intro .section-lead {
  color: rgba(255, 255, 255, 0.7);
}

.process-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  list-style: none;
}

.process-steps::before {
  position: absolute;
  z-index: 1;
  top: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: #8bc9f1;
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.4s var(--ease);
}

.process-steps.is-visible::before {
  transform: scaleX(1);
}

.process-steps li {
  min-height: 330px;
  padding: 32px 34px 0 0;
  border-right: 1px solid rgba(255, 255, 255, 0.19);
}

.process-steps li:not(:first-child) {
  padding-left: 34px;
}

.process-steps li:last-child {
  padding-right: 0;
  border-right: 0;
}

.process-steps li > span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 80px;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 50%;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.62rem;
}

.process-steps h3 {
  margin: 0 0 16px;
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.process-steps p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.93rem;
}

/* References */
.references {
  overflow: hidden;
  padding-bottom: clamp(80px, 8vw, 120px);
  background: var(--paper);
}

.references-heading {
  margin-bottom: 68px;
}

.logo-marquee {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.logo-track {
  display: flex;
  width: var(--shell);
  margin: 0 auto;
}

.logo-set {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.logo-set img {
  width: 100%;
  height: 130px;
  padding: 34px 30px;
  border-right: 1px solid var(--line);
  filter: grayscale(1);
  object-fit: contain;
  opacity: 0.76;
  transition: filter 250ms ease, opacity 250ms ease;
}

.logo-set img:nth-child(5n) {
  border-right: 0;
}

.logo-set img:nth-child(n+6) {
  border-top: 1px solid var(--line);
}

.logo-set img:hover {
  filter: grayscale(0);
  opacity: 1;
}

/* Products */
.products {
  background: var(--paper-pure);
}

.products-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(0, 1.2fr);
  gap: 100px;
}

.product-list {
  border-top: 1px solid var(--line);
}

.product-item {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 30px;
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}

.product-mark {
  display: inline-grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: var(--white);
  background: var(--blue);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.product-item h3 {
  margin: 0 0 14px;
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.product-item p {
  max-width: 620px;
  margin: 0 0 24px;
  color: var(--ink-soft);
}

.product-item .text-link {
  color: var(--blue);
}

/* Contact */
.contact {
  display: grid;
  min-height: 790px;
  grid-template-columns: minmax(350px, 0.8fr) minmax(0, 1.2fr);
  padding: 0;
  color: var(--white);
  background: #08131c;
}

.contact-visual {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  background: #d9d9d7;
}

.contact-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(4, 11, 16, 0.44));
  content: "";
}

.contact-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  filter: saturate(0.78) contrast(1.04);
}

.contact-content {
  display: flex;
  max-width: 900px;
  padding: clamp(86px, 9vw, 150px) clamp(48px, 7vw, 120px);
  flex-direction: column;
  justify-content: center;
}

.contact-content .eyebrow {
  color: #73b4e2;
}

.contact-lead {
  max-width: 620px;
  margin: 34px 0 28px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 1.08rem;
}

.contact-caption {
  position: absolute;
  z-index: 1;
  right: 36px;
  bottom: 36px;
  left: 36px;
  display: grid;
  gap: 5px;
}

.contact-caption strong {
  font-size: 1.6rem;
  font-weight: 540;
  letter-spacing: -0.035em;
}

.contact-caption span {
  font-size: 0.78rem;
}

.first-conversation {
  margin: 0 0 42px;
  padding-left: 20px;
  border-left: 2px solid #73b4e2;
}

.first-conversation h3 {
  margin: 0 0 9px;
  font-size: 0.94rem;
  font-weight: 600;
}

.first-conversation p {
  margin: 0;
  color: #afbeca;
  font-size: 0.86rem;
  line-height: 1.6;
}

.contact-actions {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-link {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: padding 230ms var(--ease), color 230ms ease;
}

.contact-link:hover {
  padding-right: 12px;
  padding-left: 12px;
  color: #8bc9f1;
}

.contact-link > span {
  color: rgba(255, 255, 255, 0.48);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-link strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: clamp(0.96rem, 1.7vw, 1.3rem);
  font-weight: 600;
}

.contact-link i {
  font-style: normal;
}

.contact-address {
  margin-top: 42px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.82rem;
  font-style: normal;
}

/* Footer */
.site-footer {
  padding: 70px max(48px, calc((100vw - 1440px) / 2)) 24px;
  color: var(--white);
  background: #04090d;
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  align-items: start;
  padding-bottom: 72px;
}

.footer-main > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 0.9rem;
}

.footer-main nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 30px;
}

.footer-main nav a,
.footer-meta a {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.8rem;
  transition: color 200ms ease;
}

.footer-main nav a:hover,
.footer-meta a:hover {
  color: var(--white);
}

.footer-meta {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  padding-top: 24px;
  color: #a2b1bc;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-meta > span:nth-child(2) {
  text-align: center;
}

.footer-meta > div {
  display: flex;
  gap: 24px;
  justify-content: flex-end;
}

.footer-meta a {
  font-family: inherit;
  font-size: inherit;
}

/* Legal pages */
.legal-body {
  background: var(--paper-pure);
}

.navigation-ready .legal-body {
  padding-top: var(--header-height);
}

.legal-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(38px, 4.5vw, 68px) 0 clamp(48px, 5.5vw, 84px);
  color: #f7fafc;
  background: #081722;
}

.legal-hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background: url("assets/hero-architecture-blue.webp?v=29749581122b") right 47% / cover no-repeat;
  opacity: .35;
}

.legal-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, #081722 16%, rgba(8,23,34,.82) 52%, rgba(8,23,34,.12));
  border-bottom: 1px solid rgba(115,190,239,.35);
}

.legal-breadcrumb {
  display: flex;
  gap: 14px;
  align-items: center;
  margin: 0 0 clamp(30px, 4vw, 52px);
  color: #aabfce;
  font-size: .78rem;
}

.legal-breadcrumb a {
  color: #f0f6fa;
  text-underline-offset: 4px;
}

.legal-breadcrumb a:hover {
  text-decoration: underline;
}

.legal-hero .eyebrow {
  color: #89c5ed;
  margin-bottom: 18px;
}

.legal-hero h1 {
  max-width: 1000px;
  margin: 0;
  font-size: clamp(2.8rem, 6.2vw, 6rem);
  font-weight: 540;
  letter-spacing: -.055em;
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.legal-content {
  display: grid;
  grid-template-columns: minmax(180px, .32fr) minmax(0, 1fr);
  gap: 80px;
  padding: 64px 0 110px;
}

.legal-aside {
  align-self: start;
  padding-top: 18px;
  border-top: 2px solid #0f6fb6;
  color: var(--ink-soft);
  font-family: Consolas, "Courier New", monospace;
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.legal-prose {
  max-width: 850px;
}

.legal-prose h2 {
  margin: 70px 0 20px;
  font-size: clamp(1.55rem, 2.5vw, 2.3rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.legal-prose h2:first-child {
  margin-top: 0;
}

.legal-prose h3 {
  margin: 42px 0 12px;
  font-size: 1.15rem;
}

.legal-prose p,
.legal-prose li {
  color: var(--ink-soft);
}

.legal-prose a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.legal-prose address {
  font-style: normal;
}

.legal-note {
  margin: 0 0 54px;
  padding: 24px;
  color: var(--ink-soft);
  border-left: 3px solid var(--blue-bright);
  background: var(--blue-pale);
}

.not-found {
  display: grid;
  min-height: calc(100svh - var(--header-height));
  place-items: center;
  padding: 80px 24px;
  text-align: center;
}

.not-found strong {
  display: block;
  color: var(--blue-bright);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
}

.not-found h1 {
  max-width: 900px;
  margin: 20px auto 28px;
  font-size: clamp(3rem, 7vw, 7rem);
  font-weight: 540;
  letter-spacing: -0.07em;
  line-height: 0.94;
}

.not-found p {
  max-width: 600px;
  margin: 0 auto 36px;
  color: var(--ink-soft);
}

@media (max-width: 1180px) {
  :root {
    --shell: min(calc(100% - 56px), 1180px);
  }

  .desktop-nav {
    gap: 23px;
  }

  .service-copy {
    grid-template-columns: minmax(230px, 0.8fr) 1fr;
    gap: 36px;
  }

  .audience-switcher {
    margin-left: 0;
  }

  .products-layout {
    gap: 70px;
  }
}

@media (max-width: 980px) {
  :root {
    --header-height: 76px;
  }

  .navigation-ready .desktop-nav,
  .header-cta {
    display: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

  html:not(.navigation-ready) .header-inner {
    height: auto;
    min-height: var(--header-height);
    gap: 18px;
    padding: 18px 0;
  }

  html:not(.navigation-ready) .desktop-nav {
    display: none;
  }

  html:not(.navigation-ready) .site-header {
    position: relative;
  }

  html:not(.navigation-ready) .mobile-menu[hidden] {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 20px;
    max-height: none;
    padding: 12px 20px;
    overflow: visible;
  }

  html:not(.navigation-ready) .mobile-menu a {
    padding: 10px 0;
    font-size: 0.9rem;
    letter-spacing: normal;
  }

  .menu-toggle {
    display: grid;
    width: 46px;
    height: 46px;
    place-content: center;
    gap: 7px;
    padding: 0;
    color: inherit;
    background: transparent;
    border: 1px solid currentColor;
    cursor: pointer;
  }

  .menu-toggle > span:not(.sr-only) {
    width: 19px;
    height: 1px;
    background: currentColor;
    transition: transform 250ms var(--ease);
  }

  .menu-toggle[aria-expanded="true"] > span:nth-child(2) {
    transform: translateY(4px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] > span:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
  }

  .mobile-menu {
    display: grid;
    max-height: calc(100svh - var(--header-height));
    padding: 40px 28px 56px;
    overflow-y: auto;
    color: var(--ink);
    background: var(--paper-pure);
    border-top: 1px solid var(--line);
  }

  .mobile-menu[hidden] {
    display: none;
  }

  .mobile-menu a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: clamp(1.4rem, 6vw, 2.5rem);
    font-weight: 560;
    letter-spacing: -0.04em;
  }

  .section-heading,
  .process-intro {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .intro-layout {
    grid-template-columns: 50px 1fr;
  }

  .intro-copy {
    grid-column: 2;
    padding-top: 12px;
  }

  .service-row {
    grid-template-columns: 42px 60px 1fr;
    gap: 24px;
  }

  .service-copy {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .audience-panel {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
  }

  .process-steps li:nth-child(2) {
    border-right: 0;
  }

  .process-steps li:nth-child(n+3) {
    border-top: 1px solid rgba(255, 255, 255, 0.19);
  }

  .products-layout {
    grid-template-columns: 1fr;
  }

  .advisory-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .decision-map {
    max-width: 700px;
  }

  .decision-map > h3 {
    max-width: none;
  }

  .contact {
    grid-template-columns: 0.7fr 1fr;
  }

  .contact-content {
    padding-right: 40px;
    padding-left: 40px;
  }
}

@media (max-width: 720px) {
  :root {
    --shell: calc(100% - 40px);
  }

  body {
    font-size: 16px;
  }

  .section {
    padding: 90px 0;
  }

  .eyebrow {
    margin-bottom: 18px;
  }

  .display-heading {
    font-size: clamp(2.6rem, 12vw, 4.5rem);
    letter-spacing: -0.065em;
  }

  .header-inner {
    gap: 12px;
  }

  .brand-copy small {
    display: none;
  }

  .hero {
    min-height: 100svh;
    align-items: flex-end;
  }

  .hero-media {
    object-position: 62% center;
  }

  .hero-shade {
    background: linear-gradient(0deg, rgba(3, 9, 14, 0.96) 5%, rgba(3, 9, 14, 0.71) 65%, rgba(3, 9, 14, 0.43) 100%);
  }

  .hero-content {
    padding: calc(var(--header-height) + 80px) 0 94px;
  }

  .hero h1 {
    max-width: 540px;
    font-size: clamp(3.15rem, 15.5vw, 5.2rem);
    line-height: 0.91;
  }

  .hero-intro {
    margin-top: 24px;
    font-size: 1rem;
    line-height: 1.5;
  }

  .hero-actions {
    gap: 24px;
    align-items: flex-start;
    margin-top: 30px;
    flex-direction: column;
  }

  .button-primary {
    width: 100%;
  }

  .hero-note,
  .scroll-cue {
    display: none;
  }

  .intro-layout,
  .solutions-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .intro-copy {
    grid-column: auto;
    padding-top: 16px;
  }

  .section-heading,
  .process-intro {
    gap: 32px;
    margin-bottom: 56px;
  }

  .service-row {
    grid-template-columns: 38px 1fr;
    min-height: 0;
    gap: 16px;
    padding: 30px 0;
  }

  .service-icon {
    display: none;
  }

  .service-copy h3 {
    font-size: 1.75rem;
  }

  .service-copy p {
    font-size: 0.93rem;
  }

  .solutions-header {
    margin-bottom: 56px;
  }

  .tab-list {
    gap: 26px;
    margin-bottom: 42px;
    overflow-x: auto;
  }

  .tab-list button {
    flex: 0 0 auto;
  }

  .solution-links li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .cases {
    padding-top: 0;
  }

  .case-strip {
    grid-template-columns: 1fr;
  }

  .case-item,
  .case-item:first-child,
  .case-item:last-child {
    min-height: 360px;
    padding: 36px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .process-steps li,
  .process-steps li:not(:first-child) {
    display: grid;
    min-height: 0;
    grid-template-columns: 44px 1fr;
    gap: 16px;
    padding: 32px 0;
    border-top: 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.19);
  }

  .process-steps li > span {
    margin-bottom: 0;
  }

  .logo-set img {
    width: 100%;
    height: 105px;
    padding: 26px 24px;
  }

  .logo-set {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .logo-set img:nth-child(n) {
    border-right: 1px solid var(--line);
    border-top: 0;
  }

  .logo-set img:nth-child(2n) {
    border-right: 0;
  }

  .logo-set img:nth-child(n+3) {
    border-top: 1px solid var(--line);
  }

  .advisory-heading {
    margin-bottom: 42px;
  }

  .advisory-marginal {
    max-width: 140px;
    font-size: 0.59rem;
  }

  .advisory-copy .display-heading {
    font-size: clamp(2.8rem, 12.5vw, 4.8rem);
  }

  .decision-map {
    box-shadow: 6px 6px 0 rgba(0, 49, 90, 0.08);
  }

  .ai-contexts {
    grid-template-columns: 1fr;
    gap: 34px;
    margin-top: 54px;
  }

  .contact-caption {
    right: 24px;
    bottom: 24px;
    left: 24px;
  }

  .products-layout {
    gap: 52px;
  }

  .product-item {
    grid-template-columns: 58px 1fr;
    gap: 20px;
  }

  .product-mark {
    width: 48px;
    height: 48px;
  }

  .contact {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .contact-visual {
    min-height: 480px;
  }

  .contact-visual img {
    object-position: center 18%;
  }

  .contact-content {
    padding: 84px 20px;
  }

  .contact-link {
    grid-template-columns: 1fr auto;
    gap: 10px;
  }

  .contact-link > span {
    grid-column: 1 / -1;
  }

  .contact-link strong {
    font-size: 0.94rem;
  }

  .site-footer {
    padding: 58px 20px 22px;
  }

  .footer-main,
  .footer-meta {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .footer-main {
    padding-bottom: 50px;
  }

  .footer-meta > span:nth-child(2) {
    text-align: left;
  }

  .footer-meta > div {
    justify-content: flex-start;
  }

  .legal-hero {
    padding: 30px 0 48px;
  }

  .legal-content {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 42px 0 80px;
  }
}

@media (max-width: 420px) {
  .brand img {
    width: 45px;
    height: auto;
  }

  .brand-copy strong {
    font-size: 0.9rem;
  }

  .hero h1 {
    font-size: clamp(2.9rem, 14.5vw, 4rem);
  }

  .hero-content {
    padding-bottom: 64px;
  }

  .service-row {
    grid-template-columns: 32px 1fr;
  }

  .product-item {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .reveal.is-pending {
    opacity: 1;
    transform: none;
  }

  .hero-media,
  .hero-eyebrow,
  .hero h1,
  .hero-intro,
  .hero-actions,
  .hero-note {
    opacity: 1;
    transform: none;
    animation: none;
  }
}

/* Error page */
.error-intro { max-width: 640px; margin: 28px 0 32px; color: #b8cbd8; font-size: 1.1rem; }
.error-links { display: flex; flex-wrap: wrap; gap: 28px 48px; margin-top: 36px; }

/* Keep the product headline in deliberate lines, sized to its column. */
.products-layout > div:first-child { container-type: inline-size; }
#products-title { font-size: clamp(1.75rem, 12cqw, 4.5rem); }
#products-title > span { display: block; }

/* Curated links to current practical guidance. */
.knowledge { background: var(--paper); }
.knowledge-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:40px; margin-top:56px; }
.knowledge-card { display:flex; flex-direction:column; align-items:flex-start; border-top:1px solid var(--line); padding-top:28px; }
.knowledge-card h3 { font-size:clamp(1.5rem,2.2vw,2rem); line-height:1.15; letter-spacing:-.035em; margin:0 0 20px; }
.knowledge-card p { color:var(--ink-soft); margin:0 0 28px; }
.knowledge-card .text-link { margin-top:auto; }
@media(max-width:760px) { .knowledge-grid { grid-template-columns:1fr; gap:40px; } }