:root {
  color-scheme: dark;
  --bg: #03050a;
  --bg-soft: #060912;
  --surface: #0a0e17;
  --surface-raised: #0f1420;
  --line: #252c39;
  --line-strong: #394353;
  --text: #f5f7fb;
  --text-soft: #ccd3df;
  --muted: #a3adbe;
  --muted-deep: #8793a8;
  --ember: #ff5a36;
  --ember-soft: #ff8a6e;
  --light: #e9ecf1;
  --ink: #0c0f15;
  --ink-soft: #4e5664;
  --max: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --header-height: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 2rem);
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

::selection {
  background: var(--ember);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--ember-soft);
  outline-offset: 4px;
}

.container {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

.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: 0.75rem;
  left: 0.75rem;
  padding: 0.72rem 1rem;
  background: var(--text);
  color: var(--bg);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.scroll-progress {
  position: fixed;
  z-index: 220;
  inset: 0 0 auto;
  height: 2px;
  pointer-events: none;
}

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

.site-header {
  position: fixed;
  z-index: 200;
  inset: 1rem 0 auto;
  pointer-events: none;
}

.nav-shell {
  position: relative;
  width: min(calc(100% - 2rem), 1240px);
  min-height: var(--header-height);
  margin-inline: auto;
  padding: 0.6rem 0.65rem 0.6rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  border: 1px solid rgba(83, 94, 114, 0.66);
  border-radius: 999px;
  background: rgba(4, 6, 11, 0.8);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  pointer-events: auto;
}

.brand {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text-soft);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.2rem;
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--text);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

nav {
  display: flex;
  justify-content: center;
  gap: clamp(0.9rem, 2.1vw, 1.75rem);
}

nav a {
  position: relative;
  min-height: 2.75rem;
  padding: 0.7rem 0;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  font-size: 0.78rem;
  transition: color 160ms ease;
}

nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.22rem;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ember);
  opacity: 0;
  transform: translateX(-50%) scale(0.5);
  transition: opacity 160ms ease, transform 160ms ease;
}

nav a:hover,
nav a[aria-current] {
  color: var(--text);
}

nav a[aria-current]::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

.nav-resume {
  min-height: 2.9rem;
  padding: 0.72rem 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 0.78rem;
  transition: border-color 160ms ease, color 160ms ease, background 160ms ease;
}

.nav-resume:hover {
  border-color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav-toggle {
  display: none;
}

.executive-hero {
  position: relative;
  min-height: 0;
  height: auto;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.executive-hero::before {
  content: "";
  position: absolute;
  z-index: -4;
  inset: 0;
  background:
    radial-gradient(circle at 52% 26%, rgba(48, 57, 77, 0.23), transparent 39%),
    linear-gradient(180deg, #060913 0%, var(--bg) 74%);
}

.hero-glow,
.contact-glow {
  position: absolute;
  z-index: -3;
  left: 50%;
  bottom: -17rem;
  width: min(88vw, 1160px);
  height: 30rem;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(255, 76, 39, 0.22), rgba(255, 76, 39, 0.06) 46%, transparent 73%);
  filter: blur(14px);
  transform: translateX(-50%);
}

.perspective-grid {
  position: absolute;
  z-index: -2;
  left: 50%;
  bottom: -18rem;
  width: min(112rem, 155vw);
  height: 44rem;
  opacity: 0.4;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(124, 136, 161, 0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 136, 161, 0.2) 1px, transparent 1px);
  background-size: 4rem 3.3rem;
  mask-image: linear-gradient(to bottom, transparent 4%, black 42%, transparent 89%);
  transform: translateX(-50%) perspective(430px) rotateX(63deg);
  transform-origin: center top;
}

.hero-layout {
  min-height: 0;
  height: auto;
  padding-top: clamp(8rem, 12vh, 9.5rem);
  padding-bottom: clamp(3.5rem, 6vh, 5rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 0.34fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.signal-label,
.section-index,
.micro-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.45;
  text-transform: uppercase;
}

.signal-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.signal-label > span {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 18px rgba(255, 90, 54, 0.92);
}

.hero-copy h1 {
  max-width: 950px;
  margin: 1.5rem 0 1.75rem;
  font-size: clamp(3.5rem, 5.6vw, 5.5rem);
  font-weight: 300;
  letter-spacing: -0.065em;
  line-height: 0.94;
}

.hero-copy h1 em {
  color: var(--muted-deep);
  font-style: normal;
}

.hero-thesis {
  max-width: 750px;
  margin: 0;
  color: var(--text-soft);
  font-size: clamp(1.04rem, 1.45vw, 1.25rem);
  font-weight: 300;
  line-height: 1.65;
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  min-height: 3rem;
  padding: 0.76rem 1.18rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 500;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

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

.button-primary {
  background: var(--text);
  color: var(--bg);
}

.button-primary:hover {
  background: #fff;
}

.button-ghost {
  border-color: var(--line-strong);
  background: rgba(8, 11, 18, 0.42);
  color: var(--text-soft);
}

.button-ghost:hover {
  border-color: var(--muted);
  color: var(--text);
}

.current-mandate {
  margin-top: 3.4rem;
  padding: 1.5rem;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: rgba(9, 13, 21, 0.72);
  backdrop-filter: blur(12px);
}

.current-mandate > p:nth-child(2) {
  margin: 1.4rem 0 1.7rem;
  color: var(--text-soft);
  font-size: 0.9rem;
  line-height: 1.6;
}

.current-mandate ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.current-mandate li {
  padding: 0.68rem 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.76rem;
}

.current-mandate li::before {
  content: "•";
  margin-right: 0.6rem;
  color: var(--ember-soft);
}

.hero-footer {
  min-height: 5.5rem;
  height: auto;
  padding-block: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.73rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.scope-rail {
  border-bottom: 1px solid var(--line);
  background: #06080e;
}

.rail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.rail-grid article {
  min-height: 13rem;
  padding: 2.1rem clamp(1rem, 2.3vw, 2rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--line);
}

.rail-grid article:last-child {
  border-right: 1px solid var(--line);
}

.rail-grid strong {
  display: block;
  font-size: clamp(2rem, 3.4vw, 3.45rem);
  font-weight: 300;
  letter-spacing: -0.055em;
  line-height: 1;
}

.rail-grid article:last-child strong {
  max-width: 12rem;
  font-size: clamp(1.55rem, 2.6vw, 2.55rem);
  line-height: 1.02;
}

.rail-grid p {
  max-width: 15rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.section {
  padding: clamp(6.5rem, 12vw, 10rem) 0;
}

.section-intro {
  margin-bottom: clamp(4rem, 8vw, 7rem);
  display: grid;
  grid-template-columns: minmax(10rem, 0.31fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: start;
}

.section-intro h2,
.evidence-heading h2,
.contact-layout h2 {
  margin: -0.18em 0 1.6rem;
  font-size: clamp(2.8rem, 5.7vw, 5.55rem);
  font-weight: 300;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.section-intro h2 span,
.contact-layout h2 span {
  color: var(--muted-deep);
}

.section-intro > div > p {
  max-width: 690px;
  margin: 0;
  color: var(--muted);
}

.mandate-section {
  background: var(--bg);
}

.mandate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
  gap: 1px;
}

.mandate-grid article {
  min-height: 27rem;
  padding: clamp(1.7rem, 3.5vw, 3rem);
  display: flex;
  flex-direction: column;
  background: var(--surface);
  transition: background 180ms ease;
}

.mandate-grid article:hover {
  background: var(--surface-raised);
}

.card-number {
  margin: 0;
  color: var(--ember-soft);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.mandate-grid h3 {
  max-width: 23rem;
  margin: auto 0 1.1rem;
  font-size: clamp(1.65rem, 3vw, 2.65rem);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.mandate-grid article > p:nth-of-type(2) {
  max-width: 31rem;
  margin: 0 0 1.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.mandate-grid ul {
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  list-style: none;
}

.mandate-grid li {
  padding: 0.4rem 0.62rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.2;
}

.thesis-band {
  padding: clamp(6rem, 12vw, 10rem) 0;
  border-block: 1px solid var(--line);
  background:
    radial-gradient(circle at 91% 100%, rgba(255, 70, 33, 0.2), transparent 36%),
    linear-gradient(130deg, #121722 0%, #090c14 56%, #090c13 100%);
}

.thesis-band blockquote {
  max-width: 1080px;
  margin: 2.2rem 0 0;
  color: var(--text-soft);
  font-size: clamp(2.2rem, 4.9vw, 4.65rem);
  font-weight: 300;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.ownership-section {
  background: #05070c;
}

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

.ownership-row {
  padding: clamp(3.6rem, 7vw, 6.2rem) 0;
  display: grid;
  grid-template-columns: minmax(9rem, 0.25fr) minmax(0, 1fr) minmax(11rem, 0.28fr);
  gap: clamp(2rem, 5.5vw, 5.5rem);
  border-bottom: 1px solid var(--line);
}

.ownership-label p {
  margin: 0 0 0.4rem;
  color: var(--ember-soft);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ownership-label span {
  color: var(--muted-deep);
  font-size: 0.75rem;
}

.ownership-copy h3 {
  max-width: 680px;
  margin: -0.2rem 0 1.6rem;
  font-size: clamp(2rem, 3.8vw, 3.7rem);
  font-weight: 300;
  letter-spacing: -0.055em;
  line-height: 1.04;
}

.ownership-copy p {
  max-width: 710px;
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.91rem;
}

.ownership-copy p:last-child {
  margin-bottom: 0;
}

.ownership-signals {
  margin: 0;
  padding: 0;
  align-self: start;
  border-top: 1px solid var(--line);
  list-style: none;
}

.ownership-signals li {
  padding: 0.82rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-soft);
  font-size: 0.78rem;
}

.ownership-signals li::before {
  content: "";
  width: 5px;
  height: 5px;
  margin-right: 0.65rem;
  display: inline-block;
  border-radius: 50%;
  background: var(--ember);
}

.operating-section {
  background: var(--bg);
}

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

.altitude-grid article {
  min-height: 24rem;
  padding: 2.2rem clamp(1.5rem, 3vw, 2.7rem) 2.7rem;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line);
}

.altitude-grid article:last-child {
  border-right: 1px solid var(--line);
}

.altitude-meta {
  margin: 0;
  color: var(--muted-deep);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.altitude-meta span {
  margin-right: 0.6rem;
  color: var(--ember-soft);
}

.altitude-grid h3 {
  margin: auto 0 1.1rem;
  font-size: clamp(1.45rem, 2.3vw, 2.1rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.altitude-grid article > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.leadership-principles {
  margin-top: clamp(5rem, 9vw, 8rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
}

.leadership-principles article {
  padding-top: 1.3rem;
  border-top: 1px solid var(--line-strong);
}

.leadership-principles h3 {
  margin: 0 0 1rem;
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: -0.035em;
}

.leadership-principles p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.evidence-section {
  padding: clamp(6.5rem, 12vw, 10rem) 0;
  background: var(--light);
  color: var(--ink);
}

.evidence-heading {
  margin-bottom: clamp(3.5rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: minmax(10rem, 0.31fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 7rem);
}

.evidence-heading .section-index {
  color: #5b6370;
}

.evidence-heading h2 {
  max-width: 790px;
  margin-bottom: 0;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid #aeb5c0;
}

.evidence-grid article {
  min-height: 21rem;
  padding: 2.2rem clamp(1.5rem, 3vw, 2.8rem) 2.6rem;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid #aeb5c0;
}

.evidence-grid article:nth-child(odd) {
  border-right: 1px solid #aeb5c0;
}

.evidence-grid strong {
  color: #ba341b;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.evidence-grid h3 {
  max-width: 31rem;
  margin: auto 0 1.1rem;
  font-size: clamp(1.65rem, 3vw, 2.65rem);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 1.07;
}

.evidence-grid p {
  max-width: 34rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.career-section {
  background: #05070c;
}

.career-timeline {
  border-top: 1px solid var(--line);
}

.career-timeline article {
  padding: 2rem 0;
  display: grid;
  grid-template-columns: minmax(9rem, 0.27fr) minmax(18rem, 0.58fr) minmax(18rem, 0.75fr);
  gap: clamp(1.5rem, 4.5vw, 4.5rem);
  border-bottom: 1px solid var(--line);
}

.career-timeline p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.career-date {
  color: var(--muted-deep) !important;
  font-size: 0.75rem !important;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.career-timeline h3 {
  margin: 0 0 0.35rem;
  font-size: 1.08rem;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.career-timeline article > div p {
  font-size: 0.76rem;
}

.technical-foundation {
  margin-top: clamp(4.5rem, 8vw, 7rem);
  padding: clamp(2rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: minmax(16rem, 0.6fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: end;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.technical-foundation h3 {
  margin: 1rem 0 0;
  font-size: clamp(1.7rem, 3.1vw, 2.9rem);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.technical-foundation > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.recommendation-section {
  padding: clamp(6rem, 11vw, 9rem) 0;
  border-block: 1px solid var(--line);
  background: #0b0f18;
}

.recommendation-layout {
  display: grid;
  grid-template-columns: 0.3fr minmax(0, 1fr) 0.46fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}

.recommendation-layout blockquote {
  margin: -0.25rem 0 0;
  font-size: clamp(2rem, 4.4vw, 4rem);
  font-weight: 300;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.recommendation-layout > div p {
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.recommendation-layout > div strong {
  color: var(--text-soft);
  font-weight: 500;
}

.recommendation-layout > div a {
  margin-top: 1.25rem;
  padding-bottom: 0.15rem;
  display: inline-block;
  border-bottom: 1px solid var(--line-strong);
  color: var(--text-soft);
  font-size: 0.8rem;
}

.contact-section {
  position: relative;
  padding: clamp(7rem, 14vw, 12rem) 0 clamp(6rem, 11vw, 9rem);
  overflow: hidden;
  isolation: isolate;
  background: var(--bg);
}

.contact-glow {
  z-index: -1;
  right: -20rem;
  bottom: -18rem;
  left: auto;
  width: 56rem;
  transform: none;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(19rem, 0.55fr);
  gap: clamp(4rem, 10vw, 10rem);
  align-items: start;
}

.contact-layout h2 {
  margin-top: 1.5rem;
}

.contact-layout > div:first-child > p:not(.section-index):not(.consulting-note) {
  max-width: 680px;
  margin: 0 0 1rem;
  color: var(--muted);
}

.consulting-note {
  max-width: 680px;
  margin: 2.3rem 0 0;
  color: var(--muted-deep);
  font-size: 0.82rem;
}

.consulting-note a {
  color: var(--text-soft);
  border-bottom: 1px solid var(--line-strong);
}

.contact-actions {
  border-top: 1px solid var(--line);
}

.contact-actions a {
  position: relative;
  min-height: 5rem;
  padding: 1.35rem 2.5rem 1.35rem 0;
  display: grid;
  align-content: center;
  gap: 0.25rem;
  border-bottom: 1px solid var(--line);
  transition: padding-left 160ms ease, background 160ms ease;
}

.contact-actions a:hover {
  padding-left: 0.75rem;
  background: rgba(255, 255, 255, 0.025);
}

.contact-actions span {
  color: var(--muted-deep);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-actions strong {
  overflow-wrap: anywhere;
  color: var(--text-soft);
  font-size: 0.92rem;
  font-weight: 400;
}

.contact-actions i {
  position: absolute;
  top: 50%;
  right: 0.2rem;
  color: var(--muted);
  font-style: normal;
  transform: translateY(-50%);
}

.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line);
  background: var(--bg);
}

.site-footer .container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  color: var(--muted-deep);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  justify-self: end;
  color: var(--text-soft);
}

@media (max-width: 1060px) {
  .executive-hero {
    min-height: 0;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.3fr);
    gap: 3rem;
  }

  .hero-copy h1 {
    font-size: clamp(3.45rem, 6vw, 4.25rem);
  }

  .ownership-row {
    grid-template-columns: 9rem minmax(0, 1fr);
  }

  .ownership-signals {
    grid-column: 2;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .ownership-signals li:nth-child(odd) {
    border-right: 1px solid var(--line);
  }

  .career-timeline article {
    grid-template-columns: 8rem 1fr;
  }

  .career-timeline article > p:last-child {
    grid-column: 2;
  }

  .recommendation-layout {
    grid-template-columns: 0.28fr 1fr;
  }

  .recommendation-layout > div {
    grid-column: 2;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 4rem;
  }

  .site-header {
    top: 0.65rem;
  }

  .nav-shell {
    width: calc(100% - 1.2rem);
    grid-template-columns: 1fr auto;
    border-radius: 1.5rem;
  }

  .nav-toggle {
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    display: grid;
    place-content: center;
    gap: 5px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--text);
  }

  .nav-toggle > span:not(.sr-only) {
    display: block;
    width: 1rem;
    height: 1px;
    background: currentColor;
    transition: transform 160ms ease;
  }

  .nav-toggle[aria-expanded="true"] > span:nth-last-child(2) {
    transform: translateY(3px) rotate(45deg);
  }

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

  nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    left: 0;
    padding: 1.15rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line-strong);
    border-radius: 1.2rem;
    background: rgba(5, 7, 12, 0.98);
    box-shadow: 0 22px 70px rgba(0, 0, 0, 0.5);
  }

  nav.is-open {
    display: flex;
  }

  nav a {
    min-height: 3.1rem;
    padding: 0.85rem 0.4rem;
    border-bottom: 1px solid var(--line);
    font-size: 0.9rem;
  }

  nav a:last-child {
    border-bottom: 0;
  }

  nav a::after {
    right: 0.4rem;
    bottom: 50%;
    left: auto;
    transform: translateY(50%);
  }

  .nav-resume {
    display: none;
  }

  .executive-hero {
    min-height: 0;
    height: auto;
  }

  .hero-layout {
    height: auto;
    min-height: 0;
    padding-top: 8.5rem;
    padding-bottom: 4rem;
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-copy h1 {
    max-width: 700px;
    font-size: clamp(3.2rem, 7.4vw, 3.8rem);
  }

  .current-mandate {
    max-width: 620px;
    margin-top: 0;
  }

  .hero-footer span:nth-child(3) {
    display: none;
  }

  .rail-grid,
  .mandate-grid,
  .altitude-grid,
  .leadership-principles,
  .evidence-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .rail-grid article {
    border-bottom: 1px solid var(--line);
  }

  .rail-grid article:nth-child(even) {
    border-right: 1px solid var(--line);
  }

  .altitude-grid article {
    min-height: 21rem;
  }

  .altitude-grid article:nth-child(2) {
    border-right: 1px solid var(--line);
  }

  .altitude-grid article:nth-child(3) {
    grid-column: 1 / -1;
    min-height: 18rem;
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }

  .leadership-principles article:last-child {
    grid-column: 1 / -1;
  }

  .technical-foundation,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    gap: 4rem;
  }
}

@media (max-width: 620px) {
  .brand {
    font-size: 0.76rem;
  }

  .brand-mark {
    width: 2rem;
  }

  .hero-layout {
    min-height: 0;
    padding-top: 8.5rem;
    padding-bottom: 3rem;
  }

  .hero-copy h1 {
    margin-block: 1.35rem 1.6rem;
    font-size: clamp(2.9rem, 12vw, 3.2rem);
    line-height: 0.95;
  }

  .hero-thesis {
    font-size: 1rem;
    line-height: 1.58;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-footer {
    height: 4.5rem;
    justify-content: flex-start;
  }

  .hero-footer span:nth-child(2),
  .hero-footer span:nth-child(4) {
    display: none;
  }

  .perspective-grid {
    bottom: -18rem;
    width: 230vw;
    opacity: 0.3;
  }

  .rail-grid,
  .mandate-grid,
  .altitude-grid,
  .leadership-principles,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .rail-grid article,
  .rail-grid article:nth-child(even) {
    min-height: 10.5rem;
    border-right: 1px solid var(--line);
  }

  .rail-grid article:last-child {
    border-bottom: 0;
  }

  .section-intro,
  .evidence-heading {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .section-intro h2,
  .evidence-heading h2,
  .contact-layout h2 {
    font-size: clamp(2.55rem, 12vw, 4rem);
  }

  .mandate-grid article {
    min-height: 23rem;
  }

  .ownership-row {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .ownership-signals {
    grid-column: 1;
  }

  .thesis-band blockquote {
    font-size: clamp(2rem, 10vw, 3.2rem);
  }

  .altitude-grid article,
  .altitude-grid article:nth-child(3) {
    grid-column: auto;
    min-height: 19rem;
    border-right: 1px solid var(--line);
    border-top: 1px solid var(--line);
  }

  .altitude-grid article:first-child {
    border-top: 0;
  }

  .leadership-principles article:last-child {
    grid-column: auto;
  }

  .evidence-grid article,
  .evidence-grid article:nth-child(odd) {
    min-height: 19rem;
    border-right: 0;
  }

  .career-timeline article {
    grid-template-columns: 1fr;
    gap: 0.7rem;
  }

  .career-timeline article > p:last-child {
    grid-column: 1;
  }

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

  .recommendation-layout > div {
    grid-column: 1;
  }

  .site-footer .container {
    grid-template-columns: 1fr auto;
  }

  .site-footer p:nth-child(2) {
    display: none;
  }
}

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

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

@media (forced-colors: active) {
  .nav-shell,
  .current-mandate,
  .mandate-grid,
  .mandate-grid article,
  .ownership-list,
  .ownership-row,
  .altitude-grid,
  .altitude-grid article,
  .career-timeline,
  .career-timeline article,
  .technical-foundation,
  .contact-actions,
  .contact-actions a {
    border-color: CanvasText;
  }

  .scroll-progress span,
  .signal-label > span,
  nav a::after,
  .ownership-signals li::before {
    background: Highlight;
  }
}

@media print {
  .site-header,
  .scroll-progress,
  .perspective-grid,
  .hero-glow,
  .contact-glow {
    display: none;
  }

  body,
  .executive-hero,
  .scope-rail,
  .section,
  .thesis-band,
  .evidence-section,
  .recommendation-section,
  .contact-section,
  .site-footer {
    background: #fff !important;
    color: #111 !important;
  }

  p,
  span,
  h1,
  h2,
  h3,
  blockquote {
    color: #111 !important;
  }
}