:root {
  color-scheme: light dark;
  --paper: #f4f0e7;
  --paper-deep: #e8e1d3;
  --ink: #151918;
  --soft-ink: #2d3430;
  --muted: #5f6661;
  --line: #c9c2b5;
  --accent: #0b6b57;
  --accent-dark: #075144;
  --signal: #c5db5a;
  --warm: #bf5b3f;
  --white: #fffdf8;
  --header-bg: rgba(244, 240, 231, 0.94);
  --grid-line: rgba(21, 25, 24, 0.035);
  --orb-line: rgba(21, 25, 24, 0.16);
  --inverse-bg: #151918;
  --inverse-ink: #f4f0e7;
  --inverse-muted: #c9ccc5;
  --inverse-line: #545752;
  --selection-ink: #151918;
  --code-bg: #171b1a;
  --code-ink: #e9ece6;
  --max: 1240px;
  --reading: 720px;
  --shadow: 0 24px 70px rgba(27, 30, 28, 0.12);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #111614;
    --paper-deep: #1c2420;
    --ink: #ece9df;
    --soft-ink: #d4d8d2;
    --muted: #a8b0aa;
    --line: #3b4640;
    --accent: #65d1b4;
    --accent-dark: #8ae3ca;
    --signal: #c3d95b;
    --warm: #ee8a68;
    --white: #171d1a;
    --header-bg: rgba(17, 22, 20, 0.94);
    --grid-line: rgba(236, 233, 223, 0.055);
    --orb-line: rgba(236, 233, 223, 0.17);
    --inverse-bg: #080c0a;
    --inverse-ink: #f0eee7;
    --inverse-muted: #b9c0bb;
    --inverse-line: #3f4944;
    --code-bg: #080c0a;
    --code-ink: #e9ece6;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  }
}

:root[data-theme="light"] {
  color-scheme: light;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #111614;
  --paper-deep: #1c2420;
  --ink: #ece9df;
  --soft-ink: #d4d8d2;
  --muted: #a8b0aa;
  --line: #3b4640;
  --accent: #65d1b4;
  --accent-dark: #8ae3ca;
  --signal: #c3d95b;
  --warm: #ee8a68;
  --white: #171d1a;
  --header-bg: rgba(17, 22, 20, 0.94);
  --grid-line: rgba(236, 233, 223, 0.055);
  --orb-line: rgba(236, 233, 223, 0.17);
  --inverse-bg: #080c0a;
  --inverse-ink: #f0eee7;
  --inverse-muted: #b9c0bb;
  --inverse-line: #3f4944;
  --code-bg: #080c0a;
  --code-ink: #e9ece6;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    var(--paper);
  background-size: 100% 36px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.58;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent);
}

button,
summary {
  font: inherit;
}

::selection {
  color: var(--selection-ink);
  background: var(--signal);
}

.shell {
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  color: var(--inverse-ink);
  background: var(--inverse-bg);
  transform: translateY(-150%);
}

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

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--ink);
  background: var(--header-bg);
  backdrop-filter: blur(10px);
}

.nav-shell {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--ink);
  border-radius: 50%;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.theme-toggle:hover {
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-1px);
}

.theme-toggle:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.theme-icon {
  font-size: 19px;
  line-height: 1;
}

.theme-icon-dark {
  display: none;
}

:root[data-theme="dark"] .theme-icon-light {
  display: none;
}

:root[data-theme="dark"] .theme-icon-dark {
  display: inline;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-icon-light {
    display: none;
  }

  :root:not([data-theme="light"]) .theme-icon-dark {
    display: inline;
  }
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  display: grid;
  width: 39px;
  height: 39px;
  place-items: center;
  border-radius: 50%;
  color: var(--paper);
  background: var(--ink);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-name {
  font-size: 14px;
  font-weight: 760;
  letter-spacing: -0.02em;
}

.nav-menu summary {
  display: none;
}

.nav-menu nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-menu nav a {
  padding: 9px 13px;
  border-radius: 99px;
  font-size: 14px;
  font-weight: 640;
  text-decoration: none;
}

.nav-menu nav a:hover,
.nav-menu nav a[aria-current="page"] {
  color: var(--paper);
  background: var(--ink);
}

.eyebrow,
.kicker {
  margin: 0 0 14px;
  font-size: 12px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.eyebrow {
  color: var(--accent);
}

.display {
  max-width: 980px;
  margin: 0;
  font-size: clamp(3.5rem, 8.8vw, 8.35rem);
  line-height: 0.87;
  letter-spacing: -0.075em;
  font-weight: 780;
}

.display em {
  color: var(--accent);
  font-family: inherit;
  font-style: normal;
  font-weight: inherit;
}

.lead {
  max-width: 710px;
  margin: 0;
  color: var(--soft-ink);
  font-size: clamp(1.23rem, 2vw, 1.65rem);
  line-height: 1.45;
  letter-spacing: -0.025em;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 19px;
  border: 1px solid var(--ink);
  border-radius: 99px;
  font-size: 14px;
  font-weight: 760;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover {
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-2px);
}

.button-primary {
  color: var(--paper);
  background: var(--ink);
}

.button-primary:hover {
  color: var(--ink);
  background: var(--signal);
}

.home-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(68px, 11vw, 148px) 0 72px;
  border-bottom: 1px solid var(--ink);
}

.home-hero::after {
  position: absolute;
  z-index: -1;
  top: 9%;
  right: -8%;
  width: min(44vw, 620px);
  aspect-ratio: 1;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 35%, var(--signal) 0 4%, transparent 4.5%),
    repeating-radial-gradient(circle at 50% 50%, transparent 0 8%, var(--orb-line) 8.2% 8.4%, transparent 8.6% 15%);
  content: "";
  opacity: 0.7;
}

.home-hero .lead {
  margin-top: 46px;
}

.hero-foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-top: 66px;
}

.hero-role {
  margin: 0;
  font-size: 14px;
  font-weight: 650;
}

.hero-role span {
  color: var(--muted);
}

.signal-line {
  display: flex;
  width: min(46%, 430px);
  height: 45px;
  align-items: flex-end;
  gap: 5px;
  overflow: hidden;
}

.signal-line i {
  display: block;
  width: 4px;
  min-height: 4px;
  background: var(--accent);
  animation: settle 700ms both;
}

.signal-line i:nth-child(3n) { height: 23%; }
.signal-line i:nth-child(4n) { height: 62%; }
.signal-line i:nth-child(5n) { height: 94%; background: var(--warm); }
.signal-line i:nth-child(7n) { height: 46%; }
.signal-line i:nth-child(11n) { height: 75%; }

@keyframes settle {
  from { transform: scaleY(0); transform-origin: bottom; }
  to { transform: scaleY(1); transform-origin: bottom; }
}

.section {
  padding: clamp(72px, 10vw, 132px) 0;
  border-bottom: 1px solid var(--ink);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(200px, 0.75fr) minmax(0, 1.6fr);
  gap: 60px;
  margin-bottom: 48px;
}

.section-heading h2,
.page-intro h1 {
  margin: 0;
  font-size: clamp(2.65rem, 5.7vw, 5.65rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}

.section-heading .lead {
  align-self: end;
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--ink);
}

.pillar {
  min-height: 485px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(26px, 4.5vw, 60px);
  text-decoration: none;
}

.pillar + .pillar {
  border-left: 1px solid var(--ink);
}

.pillar:hover {
  color: var(--paper);
  background: var(--accent);
}

.pillar:hover .pillar-number,
.pillar:hover p {
  color: inherit;
}

.pillar-number {
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
}

.pillar h3 {
  max-width: 460px;
  margin: 80px 0 24px;
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 0.9;
  letter-spacing: -0.065em;
}

.pillar p {
  max-width: 490px;
  margin: 0;
  color: var(--muted);
}

.pillar-link {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.pillar-link strong {
  font-size: 14px;
}

.pillar-link span:last-child {
  font-size: 28px;
}

.feature-image {
  position: relative;
  margin: 0;
  border: 1px solid var(--ink);
  background: var(--ink);
}

.feature-image img {
  width: 100%;
  max-height: 690px;
  object-fit: cover;
}

.feature-image figcaption,
.article-lead-image figcaption,
.prose figcaption {
  padding: 13px 16px;
  color: var(--paper);
  background: var(--ink);
  font-size: 12px;
  line-height: 1.45;
}

.article-list {
  border-top: 1px solid var(--ink);
}

.article-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) minmax(180px, 0.45fr) 36px;
  gap: 28px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--ink);
  text-decoration: none;
}

.article-row:hover {
  color: var(--ink);
}

.article-row:hover h3 {
  color: var(--accent);
}

.article-row time,
.article-row p {
  color: var(--muted);
  font-size: 14px;
}

.article-row h3 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.article-row p {
  margin: 3px 0 0;
}

.article-row .arrow {
  font-size: 26px;
  text-align: right;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--ink);
}

.principle {
  min-height: 310px;
  padding: 34px;
}

.principle + .principle {
  border-left: 1px solid var(--ink);
}

.principle .number {
  color: var(--accent);
  font-weight: 800;
}

.principle h3 {
  max-width: 260px;
  margin: 70px 0 16px;
  font-size: 1.7rem;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.principle p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.page-intro {
  padding: clamp(70px, 11vw, 150px) 0 70px;
  border-bottom: 1px solid var(--ink);
}

.page-intro h1 {
  max-width: 1060px;
}

.page-intro .lead {
  margin-top: 38px;
}

.page-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(240px, 0.45fr);
  gap: 70px;
  align-items: end;
}

.intro-aside {
  padding: 24px 0 2px;
  border-top: 1px solid var(--ink);
}

.intro-aside p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.intro-aside strong {
  color: var(--ink);
}

.statement {
  padding: clamp(64px, 9vw, 110px) 0;
  color: var(--paper);
  background: var(--accent);
}

.statement blockquote {
  max-width: 1100px;
  margin: 0;
  font-size: clamp(2.2rem, 5.6vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.statement cite {
  display: block;
  margin-top: 28px;
  font-size: 13px;
  font-style: normal;
  font-weight: 700;
}

.split-content {
  display: grid;
  grid-template-columns: minmax(220px, 0.55fr) minmax(0, 1.45fr);
  gap: 80px;
}

.split-content h2 {
  position: sticky;
  top: 36px;
  align-self: start;
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.7rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.body-copy {
  max-width: 760px;
  font-size: 1.14rem;
}

.body-copy > :first-child {
  margin-top: 0;
}

.body-copy h3 {
  margin: 48px 0 12px;
  font-size: 1.6rem;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.body-copy p {
  color: var(--soft-ink);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.work-card {
  min-height: 290px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  text-decoration: none;
}

.work-card:hover {
  color: var(--paper);
  background: var(--ink);
}

.work-card .tag {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.work-card:hover .tag,
.work-card:hover p {
  color: inherit;
}

.work-card h3 {
  margin: 60px 0 12px;
  font-size: 1.9rem;
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.work-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.timeline {
  position: relative;
  max-width: 930px;
  margin-left: auto;
}

.timeline::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 114px;
  width: 1px;
  background: var(--ink);
  content: "";
}

.timeline-item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 54px;
  padding: 0 0 68px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-year {
  padding-top: 2px;
  color: var(--accent);
  font-weight: 800;
}

.timeline-content {
  position: relative;
}

.timeline-content::before {
  position: absolute;
  top: 7px;
  left: -32px;
  width: 13px;
  height: 13px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--signal);
  content: "";
}

.timeline-content h3 {
  margin: 0 0 12px;
  font-size: 1.75rem;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.timeline-content p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  color: var(--inverse-ink);
  background: var(--inverse-bg);
}

.metric {
  min-height: 210px;
  padding: 32px;
}

.metric + .metric {
  border-left: 1px solid var(--inverse-line);
}

.metric strong {
  display: block;
  color: var(--signal);
  font-size: clamp(2.8rem, 6vw, 5.8rem);
  line-height: 1;
  letter-spacing: -0.065em;
}

.metric span {
  display: block;
  max-width: 230px;
  margin-top: 14px;
  color: var(--inverse-muted);
  font-size: 13px;
}

.archive-note {
  display: grid;
  grid-template-columns: minmax(150px, 0.4fr) minmax(0, 1.6fr);
  gap: 50px;
  padding: 36px;
  border: 1px solid var(--ink);
  background: var(--signal);
}

.archive-note p {
  max-width: 800px;
  margin: 0;
}

.link-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.link-group {
  padding: 32px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.link-group h2 {
  margin: 44px 0 14px;
  font-size: 1.85rem;
  letter-spacing: -0.04em;
}

.link-group p {
  min-height: 88px;
  color: var(--muted);
  font-size: 14px;
}

.link-group a {
  font-size: 14px;
  font-weight: 760;
}

.bio-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
  gap: 90px;
}

.bio-copy {
  max-width: 760px;
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  line-height: 1.48;
  letter-spacing: -0.025em;
}

.bio-copy p:first-child {
  margin-top: 0;
}

.bio-aside {
  align-self: start;
  padding: 28px;
  border: 1px solid var(--ink);
}

.bio-aside dl {
  margin: 0;
}

.bio-aside div {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.bio-aside div:last-child {
  border: 0;
}

.bio-aside dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bio-aside dd {
  margin: 4px 0 0;
  font-weight: 650;
}

.article-hero {
  padding: clamp(58px, 9vw, 112px) 0 0;
}

.article-heading {
  max-width: 1040px;
}

.back-link {
  display: inline-block;
  margin-bottom: 58px;
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
}

.article-heading h1 {
  max-width: 1020px;
  margin: 0;
  font-size: clamp(3rem, 7.4vw, 7.2rem);
  line-height: 0.91;
  letter-spacing: -0.07em;
}

.article-subtitle {
  max-width: 780px;
  margin: 34px 0 0;
  color: var(--muted);
  font-size: clamp(1.2rem, 2.2vw, 1.7rem);
  line-height: 1.4;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 38px;
  color: var(--muted);
  font-size: 13px;
}

.article-meta span + span::before {
  margin: 0 12px;
  content: "•";
}

.article-lead-image {
  margin-top: 68px;
}

.article-lead-image img {
  width: 100%;
  max-height: 760px;
  object-fit: cover;
  border: 1px solid var(--ink);
}

.article-grid {
  display: grid;
  grid-template-columns: 180px minmax(0, var(--reading));
  gap: 74px;
  justify-content: center;
  padding-top: 78px;
}

.article-rail {
  position: sticky;
  top: 24px;
  align-self: start;
  color: var(--muted);
  font-size: 13px;
}

.article-rail strong {
  color: var(--ink);
}

.article-rail a,
.copy-link {
  display: block;
  margin: 8px 0;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}

.copy-link {
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.rail-rule {
  height: 1px;
  margin: 25px 0;
  background: var(--line);
}

.prose {
  min-width: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.14rem;
  line-height: 1.72;
}

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

.prose h2,
.prose h3 {
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: -0.045em;
}

.prose h2 {
  margin: 78px 0 20px;
  font-size: clamp(2rem, 4.2vw, 3.25rem);
  line-height: 1;
}

.prose h3 {
  margin: 48px 0 14px;
  font-size: 1.55rem;
  line-height: 1.1;
}

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

.prose a {
  color: var(--accent-dark);
}

.prose blockquote {
  margin: 48px -54px;
  padding: 28px 48px;
  border-left: 8px solid var(--signal);
  background: var(--inverse-bg);
}

.prose blockquote p {
  margin: 0;
  color: var(--inverse-ink);
  font-size: clamp(1.35rem, 2.7vw, 2rem);
  line-height: 1.35;
}

.prose figure {
  margin: 56px -90px;
}

.prose img {
  width: 100%;
  max-height: 740px;
  object-fit: contain;
  border: 1px solid var(--ink);
  background: var(--white);
}

.prose em {
  color: #50534f;
}

.prose code {
  padding: 0.15em 0.3em;
  border-radius: 3px;
  background: var(--paper-deep);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.86em;
}

.prose pre {
  margin: 34px 0;
  padding: 24px;
  overflow-x: auto;
  color: var(--code-ink);
  background: var(--code-bg);
  font-size: 0.85rem;
  line-height: 1.55;
}

.prose pre code {
  padding: 0;
  color: inherit;
  background: transparent;
}

.prose hr {
  height: 1px;
  margin: 70px 0;
  border: 0;
  background: var(--ink);
}

.article-next {
  padding-top: 96px;
  padding-bottom: 110px;
}

.next-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) 40px;
  gap: 30px;
  align-items: center;
  padding: 30px 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  text-decoration: none;
}

.next-card span {
  color: var(--muted);
  font-size: 13px;
}

.next-card span:last-child {
  color: var(--ink);
  font-size: 26px;
  text-align: right;
}

.next-card strong {
  font-size: clamp(1.45rem, 3vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.site-footer {
  padding: 70px 0 56px;
  color: var(--inverse-ink);
  background: var(--inverse-bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(170px, 0.55fr));
  gap: 50px;
}

.footer-brand .brand-mark {
  color: var(--selection-ink);
  background: var(--signal);
}

.footer-brand + p,
.footer-note p {
  color: var(--inverse-muted);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-links a {
  margin: 3px 0;
  color: var(--inverse-ink);
  font-size: 14px;
}

.site-footer .kicker {
  color: var(--inverse-muted);
}

.error-page {
  min-height: 70vh;
  display: grid;
  place-items: center;
  padding: 70px 0;
  text-align: center;
}

.error-page strong {
  display: block;
  color: var(--accent);
  font-size: clamp(6rem, 20vw, 16rem);
  line-height: 0.8;
  letter-spacing: -0.09em;
}

.error-page h1 {
  margin: 30px 0 12px;
  font-size: clamp(2rem, 4vw, 4rem);
}

@media (max-width: 860px) {
  .nav-menu summary {
    display: flex;
    width: 42px;
    height: 42px;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    border: 1px solid var(--ink);
    border-radius: 50%;
    cursor: pointer;
    list-style: none;
  }

  .nav-menu summary::-webkit-details-marker {
    display: none;
  }

  .nav-menu summary span {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--ink);
  }

  .nav-menu[open] nav {
    position: absolute;
    top: 76px;
    right: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 24px 24px;
    border-bottom: 1px solid var(--ink);
    background: var(--paper);
  }

  .nav-menu:not([open]) nav {
    display: none;
  }

  .nav-menu nav a {
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }

  .nav-menu nav a:hover,
  .nav-menu nav a[aria-current="page"] {
    color: var(--accent);
    background: transparent;
  }

  .page-intro-grid,
  .section-heading,
  .split-content,
  .bio-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .split-content h2 {
    position: static;
  }

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

  .principle {
    min-height: 230px;
  }

  .principle + .principle {
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

  .article-row {
    grid-template-columns: 86px minmax(0, 1fr) 28px;
  }

  .article-row p {
    display: none;
  }

  .article-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .article-rail {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    align-items: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line);
  }

  .article-rail p,
  .article-rail .rail-rule {
    display: none;
  }

  .article-rail a,
  .copy-link {
    margin: 0;
  }

  .prose figure {
    margin-inline: 0;
  }

  .prose blockquote {
    margin-inline: 0;
  }

  .link-groups {
    grid-template-columns: 1fr;
  }

  .link-group p {
    min-height: 0;
  }

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

  .footer-grid > :first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 16px;
  }

  .shell {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav-shell {
    min-height: 66px;
  }

  .brand-name {
    display: none;
  }

  .nav-menu[open] nav {
    top: 66px;
  }

  .display {
    font-size: clamp(3.25rem, 17vw, 5.6rem);
  }

  .home-hero::after {
    top: 35%;
    right: -38%;
    width: 100vw;
  }

  .hero-foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .signal-line {
    width: 100%;
  }

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

  .pillar {
    min-height: 390px;
  }

  .pillar + .pillar {
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

  .article-row {
    grid-template-columns: 1fr 24px;
    gap: 12px;
  }

  .article-row time {
    grid-column: 1 / -1;
  }

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

  .timeline::before {
    left: 70px;
  }

  .timeline-item {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 34px;
  }

  .timeline-content::before {
    left: -25px;
  }

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

  .metric {
    min-height: 160px;
  }

  .metric + .metric {
    border-top: 1px solid var(--inverse-line);
    border-left: 0;
  }

  .archive-note {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 24px;
  }

  .article-heading h1 {
    font-size: clamp(2.8rem, 15vw, 5rem);
  }

  .article-lead-image {
    width: 100%;
  }

  .article-lead-image figcaption {
    margin-inline: 14px;
  }

  .article-grid {
    padding-top: 52px;
  }

  .prose {
    font-size: 1.07rem;
  }

  .prose h2 {
    margin-top: 58px;
  }

  .next-card {
    grid-template-columns: 1fr 28px;
  }

  .next-card > span:first-child {
    grid-column: 1 / -1;
  }

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

  .footer-grid > :first-child {
    grid-column: auto;
  }
}

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

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