:root {
  color-scheme: light;
  --ink: #071929;
  --navy: #081d31;
  --navy-2: #102f4a;
  --blue: #2c5d81;
  --gold: #bd8d32;
  --gold-soft: #ecd39a;
  --paper: #fbfaf6;
  --paper-2: #f1f4f1;
  --line: rgba(7, 25, 41, 0.13);
  --line-light: rgba(255, 255, 255, 0.16);
  --muted: #5c6b73;
  --max: 1220px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
}

[data-reveal] {
  transition: opacity 700ms ease, transform 700ms ease;
}

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

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

section[id] {
  scroll-margin-top: 78px;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 78px;
  padding: 12px clamp(20px, 4vw, 64px);
  background: rgba(251, 250, 246, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--navy);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.brand img {
  width: 46px;
  height: 50px;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.4vw, 34px);
  color: #354b56;
  font-size: 0.9rem;
}

.nav a {
  position: relative;
  text-decoration: none;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 1px;
  background: var(--gold);
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 160ms ease, transform 160ms ease;
}

.nav a:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.hero {
  position: relative;
  min-height: calc(100svh - 78px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(64px, 8vw, 108px) clamp(20px, 5vw, 72px) 0;
  background:
    linear-gradient(115deg, rgba(5, 18, 30, 0.99), rgba(7, 28, 47, 0.96) 48%, rgba(36, 93, 129, 0.88)),
    #071929;
  color: #fff;
}

.hero-canvas,
.section-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px) 0 0 / 88px 88px,
    linear-gradient(0deg, rgba(255, 255, 255, 0.034) 1px, transparent 1px) 0 0 / 88px 88px;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  pointer-events: none;
  z-index: 2;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 32%;
  background: linear-gradient(180deg, rgba(7, 25, 41, 0), rgba(8, 29, 49, 0.88));
  pointer-events: none;
  z-index: 3;
}

.hero-field {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  transform: translate3d(var(--field-x, 0), var(--field-y, 0), 0);
  transition: transform 400ms ease-out;
}

.hero-field::before,
.hero-field::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(236, 211, 154, 0.28);
  transform: rotate(30deg);
}

.hero-field::before {
  right: 5vw;
  top: 18%;
  width: min(38vw, 520px);
  aspect-ratio: 1;
}

.hero-field::after {
  right: 18vw;
  bottom: 16%;
  width: min(20vw, 260px);
  aspect-ratio: 1;
  border-color: rgba(255, 255, 255, 0.12);
}

.field-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(236, 211, 154, 0.8), transparent);
  transform-origin: center;
  opacity: 0.54;
}

.line-one {
  right: -8vw;
  top: 38%;
  width: 54vw;
  transform: rotate(-18deg);
}

.line-two {
  right: 12vw;
  top: 62%;
  width: 34vw;
  transform: rotate(24deg);
  opacity: 0.34;
}

.line-three {
  right: 34vw;
  top: 28%;
  width: 26vw;
  transform: rotate(54deg);
  opacity: 0.24;
}

.hero-inner {
  position: relative;
  z-index: 4;
  width: min(900px, 100%);
  padding-bottom: clamp(44px, 7vw, 86px);
}

.eyebrow,
.section-label {
  margin: 0 0 18px;
  color: var(--gold-soft);
  text-transform: uppercase;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.hero h1 {
  margin: 0;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4rem, 8vw, 8.8rem);
  font-weight: 500;
  line-height: 0.9;
  text-wrap: balance;
}

.hero-thesis {
  max-width: 780px;
  margin: 26px 0 0;
  color: var(--gold-soft);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4.2vw, 4rem);
  line-height: 1;
}

.hero-copy {
  max-width: 680px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1rem, 1.45vw, 1.18rem);
}

.hero-status {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.hero-status span {
  padding: 9px 13px;
  border: 1px solid rgba(236, 211, 154, 0.42);
  background: rgba(255, 255, 255, 0.035);
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.82rem;
}

.hero-footer {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(100%, var(--max));
  margin: 0 auto;
  border-top: 1px solid var(--line-light);
}

.hero-footer div {
  min-height: 168px;
  padding: 24px 28px 30px 0;
  border-right: 1px solid var(--line-light);
}

.hero-footer.is-visible div:nth-child(1) {
  animation: riseIn 640ms ease both 80ms;
}

.hero-footer.is-visible div:nth-child(2) {
  animation: riseIn 640ms ease both 180ms;
}

.hero-footer.is-visible div:nth-child(3) {
  animation: riseIn 640ms ease both 280ms;
}

.hero-footer div + div {
  padding-left: 28px;
}

.hero-footer div:last-child {
  border-right: 0;
}

.hero-footer span {
  color: var(--gold-soft);
  font-size: 0.72rem;
  font-weight: 800;
}

.hero-footer strong {
  display: block;
  margin-top: 22px;
  color: #fff;
  font-size: 1rem;
}

.hero-footer p {
  max-width: 330px;
  margin: 9px 0 0;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.9rem;
}

.hero-footer small {
  display: block;
  margin-top: 16px;
  color: var(--gold-soft);
  text-transform: uppercase;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.section {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(86px, 10vw, 138px) clamp(20px, 4vw, 42px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.mandate {
  overflow: hidden;
}

.orbit-shape {
  position: absolute;
  top: 50%;
  width: min(36vw, 460px);
  aspect-ratio: 1;
  border: 1px solid rgba(189, 141, 50, 0.14);
  transform: translateY(-50%) rotate(calc(28deg + var(--orbit-shift, 0deg)));
  transition: transform 600ms ease-out;
  pointer-events: none;
  z-index: 0;
}

.orbit-shape::before {
  content: "";
  position: absolute;
  inset: 22%;
  border: 1px solid rgba(7, 25, 41, 0.07);
  transform: rotate(38deg);
}

.orbit-right {
  right: -10vw;
}

.orbit-left {
  left: -10vw;
}

.perspective {
  position: relative;
  min-height: clamp(440px, 48vw, 520px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.34fr);
  gap: clamp(34px, 7vw, 90px);
  align-items: center;
  padding: clamp(72px, 8vw, 116px) max(clamp(20px, 5vw, 72px), calc((100vw - var(--max)) / 2 + 42px));
  background:
    radial-gradient(circle at 76% 40%, rgba(189, 141, 50, 0.16), transparent 28%),
    linear-gradient(120deg, #f7f5ee, #fbfaf6 54%, #eef3f5);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.perspective::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 25, 41, 0.04) 1px, transparent 1px) 0 0 / 92px 92px,
    linear-gradient(0deg, rgba(7, 25, 41, 0.032) 1px, transparent 1px) 0 0 / 92px 92px;
  pointer-events: none;
}

.perspective-orbit {
  position: absolute;
  right: min(6vw, 90px);
  top: 50%;
  width: min(46vw, 620px);
  aspect-ratio: 1;
  border: 1px solid rgba(189, 141, 50, 0.2);
  transform: translateY(-50%) rotate(calc(30deg + var(--orbit-shift, 0deg)));
  transition: transform 600ms ease-out;
}

.perspective-orbit::before,
.perspective-orbit::after {
  content: "";
  position: absolute;
  inset: 16%;
  border: 1px solid rgba(7, 25, 41, 0.1);
}

.perspective-orbit::before {
  transform: rotate(34deg);
}

.perspective-orbit::after {
  inset: 32%;
  border-color: rgba(189, 141, 50, 0.18);
  transform: rotate(-52deg);
}

.perspective-content,
.perspective-rail {
  position: relative;
  z-index: 1;
}

.perspective-content h2 {
  max-width: 900px;
  font-size: clamp(3rem, 6vw, 6.7rem);
}

.perspective-content p:last-child {
  max-width: 660px;
  margin: 30px 0 0;
  color: #40525a;
  font-size: clamp(1rem, 1.3vw, 1.18rem);
}

.perspective-rail {
  display: grid;
  align-self: stretch;
  border-left: 1px solid var(--line);
}

.perspective-rail span {
  display: flex;
  align-items: center;
  min-height: 74px;
  padding-left: 24px;
  border-bottom: 1px solid var(--line);
  color: var(--navy);
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.perspective-rail span:last-child {
  border-bottom: 0;
}

.section-dark {
  position: relative;
  max-width: none;
  padding-top: clamp(42px, 4.6vw, 68px);
  padding-left: max(clamp(20px, 4vw, 42px), calc((100vw - var(--max)) / 2 + 42px));
  padding-right: max(clamp(20px, 4vw, 42px), calc((100vw - var(--max)) / 2 + 42px));
  background: #102330;
  color: #fff;
  border-bottom: 0;
  overflow: hidden;
}

.section-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 28%, rgba(189, 141, 50, 0.16), transparent 28%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 96px 96px;
  pointer-events: none;
}

.section-dark > :not(.section-canvas) {
  position: relative;
  z-index: 1;
}

.section-label {
  color: var(--gold);
}

.section-dark .section-label {
  color: var(--gold-soft);
}

.editorial-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(36px, 7vw, 104px);
}

h2 {
  margin: 0;
  color: var(--navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.35rem, 4.8vw, 4.3rem);
  font-weight: 500;
  line-height: 1;
  text-wrap: balance;
}

.section-dark h2 {
  color: #fff;
}

.prose {
  max-width: 720px;
}

.prose p {
  margin: 0;
  color: #344850;
  font-size: clamp(1rem, 1.18vw, 1.12rem);
}

.section-dark .prose p {
  color: rgba(255, 255, 255, 0.74);
}

.prose p + p {
  margin-top: 22px;
}

.architecture {
  position: relative;
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(520px, 1.28fr);
  gap: clamp(36px, 7vw, 92px);
  align-items: center;
  padding: clamp(86px, 10vw, 140px) max(clamp(20px, 4vw, 42px), calc((100vw - var(--max)) / 2 + 42px));
  background:
    radial-gradient(circle at 68% 46%, rgba(189, 141, 50, 0.12), transparent 32%),
    linear-gradient(125deg, #071929, #102f4a 55%, #0a2239);
  color: #fff;
  overflow: hidden;
}

.architecture::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px) 0 0 / 82px 82px,
    linear-gradient(0deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px) 0 0 / 82px 82px;
  pointer-events: none;
}

.architecture-copy,
.system-map {
  position: relative;
  z-index: 1;
}

.architecture h2 {
  color: #fff;
}

.architecture-copy p:last-child {
  max-width: 520px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.system-map {
  min-height: 620px;
  border: 1px solid rgba(236, 211, 154, 0.22);
  background:
    radial-gradient(circle at center, rgba(236, 211, 154, 0.12), transparent 30%),
    rgba(255, 255, 255, 0.035);
  overflow: hidden;
}

.system-map::before,
.system-map::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(236, 211, 154, 0.22);
  transform: rotate(30deg);
}

.system-map::after {
  inset: 24%;
  border-color: rgba(255, 255, 255, 0.12);
  transform: rotate(-18deg);
}

.system-map .map-core::before {
  content: "";
  position: absolute;
  inset: -72px;
  border: 1px solid rgba(236, 211, 154, 0.14);
  border-radius: 50%;
  opacity: 0.72;
  animation: slowSpin 46s linear infinite;
}

.system-map .map-core::after {
  content: "";
  position: absolute;
  inset: -118px;
  border-top: 1px solid rgba(236, 211, 154, 0.24);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  transform: rotate(-18deg);
  opacity: 0.7;
  animation: slowSpinReverse 58s linear infinite;
}

.map-core {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 3;
  width: 170px;
  height: 170px;
  display: grid;
  place-items: center;
  padding: 26px;
  border: 1px solid rgba(236, 211, 154, 0.42);
  background: rgba(7, 25, 41, 0.72);
  transform: translate(-50%, -50%);
}

.map-core img {
  position: relative;
  z-index: 1;
  width: 82px;
  opacity: 0.88;
}

.map-core span {
  position: relative;
  z-index: 1;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.78);
  text-align: center;
  text-transform: uppercase;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.map-node {
  position: absolute;
  z-index: 4;
  width: min(230px, 38%);
  padding: 20px;
  border: 1px solid rgba(236, 211, 154, 0.24);
  background: rgba(8, 29, 49, 0.78);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}

.map-node::before {
  content: "";
  position: absolute;
  width: 90px;
  height: 1px;
  background: linear-gradient(90deg, rgba(236, 211, 154, 0.75), transparent);
}

.map-node span {
  color: var(--gold-soft);
  font-size: 0.72rem;
  font-weight: 800;
}

.map-node strong {
  display: block;
  margin-top: 18px;
  color: #fff;
}

.map-node p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.86rem;
}

.node-data {
  left: 7%;
  top: 12%;
}

.node-data::before {
  right: -90px;
  top: 50%;
}

.node-research {
  right: 7%;
  top: 12%;
}

.node-research::before {
  left: -90px;
  top: 50%;
  transform: rotate(180deg);
}

.node-portfolio {
  right: 7%;
  bottom: 12%;
}

.node-portfolio::before {
  left: -90px;
  top: 50%;
  transform: rotate(180deg);
}

.node-execution {
  left: 7%;
  bottom: 12%;
}

.node-execution::before {
  right: -90px;
  top: 50%;
}

.architecture.is-visible .map-core {
  animation: mapCoreIn 760ms ease both 120ms;
}

.architecture.is-visible .map-node {
  animation: mapNodeIn 660ms ease both;
}

.architecture.is-visible .node-data {
  animation-delay: 220ms;
}

.architecture.is-visible .node-research {
  animation-delay: 320ms;
}

.architecture.is-visible .node-portfolio {
  animation-delay: 420ms;
}

.architecture.is-visible .node-execution {
  animation-delay: 520ms;
}

.mandate {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(78px, 9vw, 118px) clamp(20px, 4vw, 42px);
  border-bottom: 1px solid var(--line);
}

.mandate-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(34px, 7vw, 98px);
  align-items: start;
}

.mandate-panel {
  border-top: 1px solid var(--line);
}

.mandate-panel div {
  display: grid;
  grid-template-columns: minmax(130px, 0.42fr) minmax(0, 1fr);
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.mandate-panel span {
  color: var(--gold);
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.mandate-panel strong {
  color: var(--navy);
  font-size: clamp(1.05rem, 1.6vw, 1.34rem);
  line-height: 1.25;
}

.process-rows {
  position: relative;
  border-top: 1px solid var(--line);
}

.process-rows::before {
  content: "";
  position: absolute;
  left: 35px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), rgba(189, 141, 50, 0.1));
  opacity: 0.44;
}

.process-rows article {
  position: relative;
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 22px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 180ms ease, background 180ms ease;
}

.process-rows article::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--gold);
  opacity: 0;
  transform: scaleY(0.5);
  transition: opacity 180ms ease, transform 180ms ease;
}

.process-rows article:hover {
  padding-left: 18px;
  background: rgba(255, 255, 255, 0.42);
}

.process-rows article:hover::before {
  opacity: 1;
  transform: scaleY(1);
}

.is-visible .process-rows article:nth-child(1) {
  animation: rowIn 560ms ease both 80ms;
}

.is-visible .process-rows article:nth-child(2) {
  animation: rowIn 560ms ease both 160ms;
}

.is-visible .process-rows article:nth-child(3) {
  animation: rowIn 560ms ease both 240ms;
}

.is-visible .process-rows article:nth-child(4) {
  animation: rowIn 560ms ease both 320ms;
}

.process-rows span {
  position: relative;
  z-index: 1;
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  background: var(--paper);
  border: 1px solid rgba(189, 141, 50, 0.36);
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
}

h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 1.06rem;
}

.process-rows p {
  max-width: 640px;
  margin: 0;
  color: var(--muted);
}

.strategy-section {
  position: relative;
  background:
    linear-gradient(90deg, rgba(7, 25, 41, 0.035) 1px, transparent 1px) 0 0 / 80px 80px,
    var(--paper-2);
  max-width: none;
  padding-left: max(clamp(20px, 4vw, 42px), calc((100vw - var(--max)) / 2 + 42px));
  padding-right: max(clamp(20px, 4vw, 42px), calc((100vw - var(--max)) / 2 + 42px));
  overflow: hidden;
}

.strategy-section::before {
  content: "";
  position: absolute;
  right: -12vw;
  top: 8%;
  width: min(38vw, 480px);
  aspect-ratio: 1;
  border: 1px solid rgba(189, 141, 50, 0.16);
  transform: rotate(30deg);
  pointer-events: none;
}

.strategy-section > * {
  position: relative;
  z-index: 1;
}

.facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.strategy-content {
  display: grid;
  gap: 18px;
}

.scope-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: rgba(251, 250, 246, 0.7);
}

.scope-bar span {
  padding: 15px 18px;
  border-right: 1px solid var(--line);
  color: var(--navy);
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.scope-bar span:last-child {
  border-right: 0;
}

.facts div {
  min-height: 146px;
  padding: 24px;
  background: rgba(251, 250, 246, 0.88);
  transition: background 180ms ease, transform 180ms ease;
}

.facts div:hover {
  background: rgba(255, 255, 255, 0.96);
  transform: translateY(-2px);
}

dt {
  margin-bottom: 14px;
  color: var(--gold);
  text-transform: uppercase;
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

dd {
  margin: 0;
  color: #273b45;
}

.contact {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.72fr);
  gap: clamp(34px, 8vw, 104px);
  padding: clamp(86px, 9vw, 120px) clamp(20px, 4vw, 42px);
}

.contact h2 {
  font-size: clamp(2.2rem, 4vw, 3.7rem);
}

address {
  align-self: end;
  display: grid;
  gap: 8px;
  color: #3c4d55;
  font-style: normal;
}

address a {
  width: fit-content;
  color: var(--blue);
  text-decoration-color: rgba(189, 141, 50, 0.56);
  text-decoration-thickness: 1px;
  text-underline-offset: 6px;
  font-size: 1.08rem;
}

.site-footer {
  padding: 34px clamp(20px, 4vw, 64px) 38px;
  background: #071929;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.78rem;
}

.site-footer p {
  max-width: var(--max);
  margin: 0 auto;
}

.site-footer p + p {
  margin-top: 12px;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rowIn {
  from {
    opacity: 0;
    transform: translateX(-12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes mapCoreIn {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.94);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes mapNodeIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slowSpin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes slowSpinReverse {
  to {
    transform: rotate(-378deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* ── Hamburger button (hidden on desktop) ─────────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--navy);
  transition: transform 240ms ease, opacity 240ms ease;
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

@media (max-width: 920px) {
  .site-header {
    align-items: center;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 10px 18px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(251, 250, 246, 0.98);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    padding: 16px clamp(20px, 4vw, 64px) 24px;
    gap: 0;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .nav a:last-child {
    border-bottom: none;
  }

  .nav a::after {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  [data-reveal] {
    transform: translateY(16px);
  }

  .hero-field::before {
    right: -18vw;
    top: 24%;
    width: 70vw;
  }

  .hero-footer,
  .perspective,
  .editorial-grid,
  .architecture,
  .mandate-grid,
  .contact {
    grid-template-columns: 1fr;
  }

  .system-map {
    min-height: 720px;
  }

  .hero-footer div {
    min-height: auto;
    padding: 20px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line-light);
  }

  .hero-footer div + div {
    padding-left: 0;
  }

  .hero-footer div:last-child {
    border-bottom: 0;
  }

  .hero-footer strong {
    margin-top: 10px;
  }

  .perspective {
    min-height: auto;
  }

  .perspective-content h2 {
    font-size: clamp(2.6rem, 11vw, 4.8rem);
  }

  .perspective-orbit {
    width: 78vw;
    right: -24vw;
    opacity: 0.55;
  }

  .perspective-rail {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .architecture {
    padding-top: 76px;
    padding-bottom: 76px;
  }

  .map-node {
    width: min(240px, 40%);
  }

  .map-core {
    width: 150px;
    height: 150px;
  }

  .process-rows article:hover {
    padding-left: 0;
    background: transparent;
  }

  .process-rows article::before {
    display: none;
  }

  .process-rows::before {
    display: none;
  }

  .facts {
    grid-template-columns: 1fr;
  }

  .scope-bar {
    grid-template-columns: 1fr;
  }

  .scope-bar span {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .scope-bar span:last-child {
    border-bottom: 0;
  }

  .mandate-panel div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 620px) {
  .brand {
    gap: 10px;
    font-size: 0.78rem;
  }

  .brand img {
    width: 42px;
    height: 46px;
  }

  .nav {
    gap: 18px;
    font-size: 0.84rem;
  }

  .hero {
    padding-top: 54px;
  }

  .hero h1 {
    font-size: clamp(3.3rem, 17vw, 4.9rem);
  }

  .hero-thesis {
    font-size: clamp(1.85rem, 10vw, 2.8rem);
  }

  .hero-status span {
    width: 100%;
  }

  .perspective,
  .architecture {
    padding-left: 20px;
    padding-right: 20px;
  }

  .process-rows article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .system-map {
    min-height: auto;
    display: grid;
    gap: 12px;
    padding: 18px;
  }

  .system-map::before,
  .system-map::after,
  .system-map .map-core::before,
  .system-map .map-core::after,
  .map-node::before {
    display: none;
  }

  .map-core,
  .map-node {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
    height: auto;
    transform: none;
  }

  .architecture.is-visible .map-core,
  .architecture.is-visible .map-node {
    animation-name: riseIn;
  }

  .map-core {
    min-height: 170px;
  }
}