:root {
  color-scheme: light;
  --canvas: #f5f5f2;
  --canvas-soft: #eceeec;
  --canvas-card: #ffffff;
  --ink: #0a0a0a;
  --body: #44484d;
  --mute: #73787f;
  --hairline: #d3d6d5;
  --hairline-strong: #aeb3b2;
  --button-fill: #0a0a0a;
  --button-ink: #ffffff;
  --blue: #1588c0;
  --blue-soft: #d9edf7;
  --blue-bright: #25a7df;
  --dark-canvas: #0a0a0a;
  --dark-card: #17191c;
  --dark-ink: #ffffff;
  --dark-body: #d4d6da;
  --max-width: 1280px;
  --side-pad: clamp(1.25rem, 4vw, 3.5rem);
  --section-pad: clamp(5rem, 10vw, 10rem);
  --radius-sm: 8px;
  --font-sans: Inter, "Aptos", "Helvetica Neue", Helvetica, Arial, system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #0a0a0a;
  --canvas-soft: #121417;
  --canvas-card: #191919;
  --ink: #ffffff;
  --body: #d4d6da;
  --mute: #8b9097;
  --hairline: #282b2f;
  --hairline-strong: #474b51;
  --button-fill: #ffffff;
  --button-ink: #0a0a0a;
  --blue: #36aee2;
  --blue-soft: #102934;
  --blue-bright: #45bceb;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  background: var(--canvas);
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  transition: background-color 240ms ease, color 240ms ease;
}

body::before {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  background: var(--blue);
  content: "";
  pointer-events: none;
}

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

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

button,
a {
  color: inherit;
}

a {
  text-decoration: none;
}

p,
h1,
h2,
h3,
figure,
blockquote {
  margin-top: 0;
}

h1,
h2,
h3,
p {
  margin-bottom: 0;
}

h1,
h2,
h3 {
  font-weight: 400;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

em {
  font-style: normal;
  color: var(--ink);
}

.container {
  width: min(100%, var(--max-width));
  margin-inline: auto;
  padding-inline: var(--side-pad);
}

.section {
  padding-block: var(--section-pad);
}

.section-rule {
  width: min(calc(100% - (var(--side-pad) * 2)), calc(var(--max-width) - (var(--side-pad) * 2)));
  height: 1px;
  margin-inline: auto;
  background: var(--hairline);
}

.section--soft {
  background: var(--canvas-soft);
}

.section--dark {
  --ink: var(--dark-ink);
  --body: var(--dark-body);
  --mute: #8d929a;
  --hairline: #2b2e32;
  --hairline-strong: #4c5158;
  --blue: #44b8e8;
  background: var(--dark-canvas);
  color: var(--dark-ink);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 9999px;
  background: var(--button-fill);
  color: var(--button-ink);
  transform: translateY(-150%);
}

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

.eyebrow {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.35;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--hairline) 82%, transparent);
  background: color-mix(in srgb, var(--canvas) 88%, transparent);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.nav-shell {
  display: grid;
  min-height: 4.5rem;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
}

.wordmark {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 0.44rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.wordmark i {
  color: var(--blue);
  font-style: normal;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.primary-nav a,
.footer-links a {
  color: var(--body);
  font-size: 0.85rem;
}

.primary-nav a {
  position: relative;
  padding-block: 0.5rem;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0.15rem;
  left: 0;
  height: 1px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

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

.nav-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.6rem;
}

.theme-toggle {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  padding: 0;
  border: 1px solid var(--hairline);
  border-radius: 9999px;
  background: transparent;
  cursor: pointer;
  place-items: center;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.theme-toggle:hover {
  border-color: var(--hairline-strong);
  background: var(--canvas-soft);
}

.theme-icon {
  grid-area: 1 / 1;
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
  transition: opacity 180ms ease, transform 180ms ease;
}

.theme-icon--moon {
  opacity: 0;
  transform: rotate(-20deg) scale(0.8);
}

html[data-theme="dark"] .theme-icon--sun {
  opacity: 0;
  transform: rotate(20deg) scale(0.8);
}

html[data-theme="dark"] .theme-icon--moon {
  opacity: 1;
  transform: rotate(0) scale(1);
}

.button {
  display: inline-flex;
  min-height: 2.75rem;
  padding: 0.68rem 1rem;
  border: 1px solid transparent;
  border-radius: 9999px;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-size: 0.875rem;
  line-height: 1.2;
  cursor: pointer;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.button svg {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
  transition: transform 180ms ease;
}

.button:hover svg,
.button:focus-visible svg {
  transform: translateX(2px);
}

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

.button--primary:hover,
.button--primary:focus-visible {
  transform: translateY(-1px);
}

.button--outline {
  border-color: var(--hairline-strong);
  background: transparent;
  color: var(--ink);
}

.button--outline:hover,
.button--outline:focus-visible {
  border-color: var(--ink);
}

.button--compact {
  min-height: 2.35rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.8rem;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.hero {
  min-height: calc(100svh - 4.5rem);
  padding-top: clamp(4rem, 8vw, 8rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(24rem, 0.72fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
}

.hero-copy h1 {
  max-width: 12ch;
  margin-top: 1.25rem;
  font-size: clamp(3.75rem, 7.6vw, 7rem);
  line-height: 0.91;
  letter-spacing: -0.055em;
}

.hero-lede {
  max-width: 39rem;
  margin-top: 2rem;
  color: var(--body);
  font-size: clamp(1.06rem, 1.4vw, 1.25rem);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  margin-top: 2rem;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.paper-meta {
  display: flex;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 0.69rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-meta span {
  position: relative;
}

.paper-meta span:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -0.85rem;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.hero-figure {
  position: relative;
  width: 100%;
  margin-bottom: 0;
  isolation: isolate;
}

.figure-index {
  position: absolute;
  z-index: 2;
  top: 9%;
  right: 8%;
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}

.figure-frame {
  position: relative;
  overflow: visible;
  border: 0;
  background: transparent;
  isolation: isolate;
}

.figure-frame::before,
.figure-frame::after {
  position: absolute;
  z-index: 2;
  background: var(--blue);
  content: "";
}

.figure-frame::before {
  top: 18%;
  left: 66%;
  width: 15%;
  height: 1px;
}

.figure-frame::after {
  top: 17%;
  right: 18%;
  width: 1px;
  height: 11%;
}

.figure-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  opacity: 0.92;
  filter: saturate(0.74) contrast(1.08);
  mix-blend-mode: multiply;
  -webkit-mask-image: radial-gradient(ellipse 72% 79% at 50% 47%, #000 0%, #000 42%, rgba(0, 0, 0, 0.84) 63%, transparent 100%);
  mask-image: radial-gradient(ellipse 72% 79% at 50% 47%, #000 0%, #000 42%, rgba(0, 0, 0, 0.84) 63%, transparent 100%);
  transition: filter 240ms ease, opacity 240ms ease;
}

html[data-theme="dark"] .figure-frame img {
  opacity: 0.74;
  filter: invert(1) hue-rotate(180deg) saturate(0.68) contrast(1.36);
  mix-blend-mode: screen;
}

.figure-caption {
  position: absolute;
  z-index: 3;
  right: 8%;
  bottom: 9%;
  display: grid;
  padding: 0;
  border: 0;
  background: transparent;
  gap: 0.35rem;
  text-align: right;
}

.figure-caption span {
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.figure-caption strong {
  font-size: 0.95rem;
  font-weight: 400;
}

.figure-marker {
  position: absolute;
  z-index: 3;
  width: 0.5rem;
  height: 0.5rem;
  border: 1px solid var(--blue);
  border-radius: 50%;
}

.figure-marker::after {
  position: absolute;
  top: 50%;
  left: 100%;
  width: 3rem;
  height: 1px;
  background: var(--blue);
  content: "";
}

.figure-marker--one {
  top: 32%;
  left: 35%;
}

.figure-marker--two {
  top: 58%;
  left: 56%;
}

.section-heading {
  max-width: 42rem;
}

.section-heading--wide {
  max-width: 66rem;
}

.section-heading h2,
.stakes h2 {
  margin-top: 1.25rem;
  font-size: clamp(2.6rem, 5.5vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.section-heading > p:last-child {
  max-width: 44rem;
  margin-top: 1.75rem;
  color: var(--body);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.65;
}

.section-heading--split {
  display: grid;
  max-width: none;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.58fr);
  align-items: end;
  gap: clamp(3rem, 9vw, 9rem);
}

.section-heading--split > div:last-child p {
  color: var(--body);
  font-size: 1.06rem;
  line-height: 1.65;
}

.outcome-grid {
  display: grid;
  margin-top: clamp(3rem, 7vw, 6rem);
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.outcome-card {
  position: relative;
  min-height: 18rem;
  padding: 2rem;
}

.outcome-card:not(:last-child) {
  border-right: 1px solid var(--hairline);
}

.card-index {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}

.outcome-card h3 {
  margin-top: 5rem;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.outcome-card p {
  max-width: 20rem;
  margin-top: 1rem;
  color: var(--body);
}

.inversion-panel {
  display: grid;
  margin-top: clamp(3rem, 7vw, 6rem);
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--hairline);
  background: var(--canvas-card);
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
}

.inversion-statement {
  max-width: 16ch;
  margin-top: 0.8rem;
  font-size: clamp(1.5rem, 3vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.inversion-arrow {
  display: flex;
  width: clamp(5rem, 12vw, 10rem);
  align-items: center;
}

.inversion-arrow svg {
  width: 100%;
  fill: none;
  stroke: var(--blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1;
}

.principles {
  margin-top: clamp(3rem, 7vw, 6rem);
  border-top: 1px solid var(--hairline);
}

.principle {
  display: grid;
  min-height: 10rem;
  padding-block: 2rem;
  border-bottom: 1px solid var(--hairline);
  grid-template-columns: minmax(5rem, 0.34fr) 1fr;
  align-items: start;
  gap: 2rem;
}

.principle-number {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}

.principle > div {
  display: grid;
  grid-template-columns: minmax(10rem, 0.55fr) 1fr;
  gap: 2rem;
}

.principle h3 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.035em;
}

.principle p {
  max-width: 34rem;
  color: var(--body);
  line-height: 1.65;
}

.manifesto-quote {
  display: grid;
  margin: clamp(4rem, 9vw, 8rem) 0 0;
  padding-top: 2rem;
  border-top: 2px solid var(--ink);
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
}

.manifesto-quote p {
  max-width: 25ch;
  font-size: clamp(2rem, 4.5vw, 4.5rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

.manifesto-quote footer {
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mode-grid {
  display: grid;
  margin-top: clamp(3rem, 7vw, 6rem);
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.mode-card {
  display: flex;
  min-height: 34rem;
  padding: clamp(1.5rem, 3.3vw, 3rem);
  border: 1px solid var(--hairline);
  background: var(--canvas-card);
  flex-direction: column;
}

.mode-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.mode-symbol {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--hairline-strong);
  border-radius: 50%;
  color: var(--blue);
  font-size: 1.2rem;
  place-items: center;
}

.mode-card h3 {
  max-width: 14ch;
  margin-top: clamp(3rem, 6vw, 6rem);
  font-size: clamp(2rem, 3.5vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.mode-card > p:not(.mode-note) {
  max-width: 33rem;
  margin-top: 1.5rem;
  color: var(--body);
}

.mode-card ul {
  display: grid;
  margin: 2rem 0 0;
  padding: 0;
  color: var(--body);
  gap: 0.55rem;
  list-style: none;
}

.mode-card li {
  position: relative;
  padding-left: 1rem;
}

.mode-card li::before {
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.mode-note {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid var(--hairline);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.mode-card--excavate {
  background: var(--ink);
  color: var(--canvas);
}

.mode-card--excavate .eyebrow,
.mode-card--excavate .mode-note {
  color: var(--canvas);
}

.mode-card--excavate p:not(.mode-note),
.mode-card--excavate ul {
  color: color-mix(in srgb, var(--canvas) 78%, transparent);
}

.mode-card--excavate .mode-symbol,
.mode-card--excavate .mode-note {
  border-color: color-mix(in srgb, var(--canvas) 28%, transparent);
}

.mixed-card {
  display: grid;
  margin-top: 1rem;
  padding: clamp(1.5rem, 3.3vw, 3rem);
  border: 1px solid var(--hairline);
  background: var(--blue-soft);
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.65fr);
  gap: clamp(2rem, 7vw, 7rem);
}

.mixed-card h3 {
  max-width: 18ch;
  margin-top: 1rem;
  font-size: clamp(1.8rem, 3.5vw, 3.2rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.mixed-card > p {
  align-self: end;
  color: var(--body);
  line-height: 1.65;
}

.alignment .section-heading h2 {
  max-width: 12ch;
}

.alignment-stack {
  margin-top: clamp(3rem, 7vw, 6rem);
  border-top: 1px solid var(--hairline);
}

.alignment-level {
  display: grid;
  min-height: 14rem;
  padding: 2rem;
  border-bottom: 1px solid var(--hairline);
  grid-template-columns: minmax(4rem, 0.16fr) minmax(18rem, 0.68fr) minmax(18rem, 0.58fr);
  align-items: center;
  gap: 2rem;
}

.alignment-level__index {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.alignment-level h3 {
  max-width: 17ch;
  margin-top: 0.8rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.alignment-level > p {
  color: var(--body);
  line-height: 1.65;
}

.alignment-level--primary {
  margin-top: 1rem;
  border: 1px solid #ffffff;
  background: #ffffff;
  color: #0a0a0a;
}

.alignment-level--primary .eyebrow,
.alignment-level--primary > p {
  color: #464a50;
}

.alignment-level--primary .alignment-level__index {
  color: #1588c0;
}

.sovereignty-grid {
  display: grid;
  grid-template-columns: minmax(22rem, 0.82fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
}

.sovereignty-visual {
  position: relative;
  overflow: visible;
  min-height: 0;
  aspect-ratio: 1 / 1;
  border: 0;
  background: transparent;
  isolation: isolate;
}

.sovereignty-visual img {
  width: 100%;
  height: 100%;
  opacity: 0.76;
  object-fit: contain;
  filter: grayscale(0.3) saturate(0.72) contrast(1.12);
  mix-blend-mode: multiply;
  -webkit-mask-image: radial-gradient(ellipse 72% 78% at 50% 47%, #000 0%, #000 40%, rgba(0, 0, 0, 0.82) 62%, transparent 100%);
  mask-image: radial-gradient(ellipse 72% 78% at 50% 47%, #000 0%, #000 40%, rgba(0, 0, 0, 0.82) 62%, transparent 100%);
}

html[data-theme="dark"] .sovereignty-visual img {
  opacity: 0.62;
  filter: invert(1) hue-rotate(180deg) grayscale(0.35) saturate(0.7) contrast(1.42);
  mix-blend-mode: screen;
}

.sovereignty-visual::after {
  display: none;
}

.sovereignty-visual span {
  position: absolute;
  right: auto;
  bottom: 8%;
  left: 10%;
  padding: 0;
  border: 0;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sovereignty-content {
  padding-top: 2rem;
}

.capability-grid {
  display: grid;
  margin-top: clamp(3rem, 7vw, 6rem);
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}

.capability-grid article {
  min-height: 13rem;
  padding: 1.5rem;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.capability-grid article > span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.capability-grid h3 {
  margin-top: 2rem;
  font-size: clamp(1.4rem, 2vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.capability-grid p {
  margin-top: 0.8rem;
  color: var(--body);
  font-size: 0.92rem;
}

.stakes {
  border-top: 1px solid var(--hairline);
}

.stakes-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.48fr);
  align-items: end;
  gap: clamp(3rem, 9vw, 9rem);
}

.stakes h2 {
  max-width: 15ch;
  margin-top: 1.2rem;
}

.stakes-lede {
  color: var(--body);
  font-size: 1.06rem;
  line-height: 1.65;
}

.atrophy-path {
  display: grid;
  margin: clamp(3rem, 7vw, 6rem) 0 0;
  padding: 0;
  grid-template-columns: repeat(4, 1fr);
  list-style: none;
}

.atrophy-path li {
  position: relative;
  min-height: 16rem;
  padding: 1.5rem;
  border-top: 1px solid var(--hairline-strong);
  border-bottom: 1px solid var(--hairline);
}

.atrophy-path li:not(:last-child) {
  border-right: 1px solid var(--hairline);
}

.atrophy-path li::before {
  position: absolute;
  top: -4px;
  left: 1.5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.atrophy-path span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.atrophy-path h3 {
  margin-top: 3.25rem;
  font-size: clamp(1.35rem, 2vw, 1.9rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.atrophy-path p {
  margin-top: 0.8rem;
  color: var(--body);
  font-size: 0.92rem;
}

.paper {
  padding-top: 0;
}

.paper-card {
  display: grid;
  overflow: hidden;
  min-height: 38rem;
  border: 1px solid var(--hairline);
  background: var(--canvas-soft);
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.54fr);
}

.paper-card__copy {
  display: flex;
  padding: clamp(2rem, 6vw, 6rem);
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.paper-card__copy h2 {
  max-width: 19ch;
  margin-top: 1.25rem;
  font-size: clamp(2.3rem, 4.6vw, 4.8rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.paper-card__copy > p {
  max-width: 40rem;
  margin-top: 1.5rem;
  color: var(--body);
}

.paper-card__actions {
  display: flex;
  margin-top: 2rem;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.paper-card__document {
  display: flex;
  min-height: 100%;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-left: 1px solid var(--hairline);
  background: var(--ink);
  color: var(--canvas);
  flex-direction: column;
}

.document-kicker,
.document-footer {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.paper-card__document p {
  margin-block: auto;
  font-size: clamp(3rem, 5.5vw, 5.8rem);
  line-height: 0.84;
  letter-spacing: -0.06em;
}

.document-footer {
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--canvas) 25%, transparent);
}

.related {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

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

.related-link {
  display: flex;
  min-height: 10rem;
  padding: 2rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.related-link:first-child {
  border-right: 1px solid var(--hairline);
}

.related-link small {
  display: block;
}

.related-link strong {
  display: block;
  margin-top: 0.8rem;
  font-size: clamp(1.3rem, 2.3vw, 2rem);
  font-weight: 400;
  letter-spacing: -0.025em;
}

.external-arrow {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  color: var(--blue);
  place-items: center;
  transition: transform 180ms ease, border-color 180ms ease;
}

.related-link:hover .external-arrow,
.related-link:focus-visible .external-arrow {
  border-color: var(--blue);
  transform: translate(2px, -2px);
}

.site-footer {
  padding-block: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: start;
  gap: 3rem;
}

.footer-brand a {
  display: block;
  width: 9rem;
}

.gray-sky-logo {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.gray-sky-logo--dark {
  display: none;
}

html[data-theme="dark"] .gray-sky-logo--light {
  display: none;
}

html[data-theme="dark"] .gray-sky-logo--dark {
  display: block;
}

.footer-brand p,
.footer-meta p {
  margin-top: 1rem;
  color: var(--mute);
  font-size: 0.78rem;
}

.footer-links {
  display: grid;
  gap: 0.7rem;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--ink);
}

.footer-meta {
  justify-self: end;
  text-align: right;
}

.footer-meta p {
  max-width: 22rem;
  margin-top: 0;
}

.footer-meta p + p {
  margin-top: 1rem;
}

.reader-nav {
  grid-template-columns: 1fr auto 1fr;
}

.reader-back {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--body);
  font-size: 0.85rem;
}

.reader-back svg {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
  transition: transform 180ms ease;
}

.reader-back:hover svg,
.reader-back:focus-visible svg {
  transform: translateX(-2px);
}

.reader-main {
  padding-block: clamp(3rem, 6vw, 6rem);
}

.reader-intro {
  display: grid;
  padding-bottom: clamp(2rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 1fr) minmax(19rem, 0.5fr);
  align-items: end;
  gap: clamp(2rem, 8vw, 8rem);
}

.reader-intro h1 {
  margin-top: 1rem;
  font-size: clamp(3rem, 6vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.reader-details {
  display: grid;
  color: var(--body);
  gap: 0.55rem;
}

.reader-details p {
  color: var(--ink);
  font-size: 1.12rem;
}

.reader-details span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pdf-shell {
  overflow: hidden;
  min-height: 75svh;
  border: 1px solid var(--hairline);
  background: #ffffff;
}

.pdf-object {
  display: block;
  width: 100%;
  height: max(75svh, 48rem);
  border: 0;
}

.pdf-fallback {
  display: grid;
  min-height: 70svh;
  padding: 2rem;
  color: #0a0a0a;
  place-content: center;
  justify-items: center;
  gap: 1rem;
}

.reader-footer {
  display: flex;
  padding-top: 1.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--mute);
  font-size: 0.82rem;
}

.reader-footer a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.heading-word {
  display: inline-block;
  opacity: 0;
  filter: blur(4px);
  transform: translateX(-8px);
  will-change: opacity, filter, transform;
  transition:
    opacity 480ms ease,
    filter 550ms ease,
    transform 550ms ease;
  transition-delay: calc(var(--word-index, 0) * 65ms);
}

.heading-words-visible .heading-word {
  opacity: 1;
  filter: blur(0);
  transform: translateX(0);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

@media (max-width: 980px) {
  .nav-shell {
    grid-template-columns: 1fr auto;
  }

  .primary-nav {
    display: none;
  }

  .hero-grid,
  .sovereignty-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-copy h1 {
    max-width: 11ch;
  }

  .hero-figure {
    width: min(100%, 37rem);
    margin-left: auto;
  }

  .section-heading--split,
  .stakes-grid {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 2rem;
  }

  .alignment-level {
    grid-template-columns: 3rem 1fr;
  }

  .alignment-level > p {
    grid-column: 2;
  }

  .sovereignty-visual {
    min-height: 0;
    aspect-ratio: 1 / 1;
  }

  .atrophy-path {
    grid-template-columns: repeat(2, 1fr);
  }

  .atrophy-path li:nth-child(2) {
    border-right: none;
  }

  .paper-card {
    grid-template-columns: 1fr;
  }

  .paper-card__document {
    min-height: 28rem;
    border-top: 1px solid var(--hairline);
    border-left: 0;
  }

  .reader-nav {
    grid-template-columns: 1fr auto;
  }

  .reader-back {
    display: none;
  }

  .reader-intro {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

@media (max-width: 720px) {
  :root {
    --section-pad: 5.25rem;
  }

  .nav-shell {
    min-height: 4.15rem;
  }

  .wordmark {
    gap: 0.28rem;
    font-size: 0.64rem;
  }

  .nav-download {
    display: none;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-copy h1 {
    font-size: clamp(3.3rem, 16vw, 5.2rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

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

  .paper-meta {
    display: grid;
    gap: 0.45rem;
  }

  .paper-meta span::after {
    display: none;
  }

  .hero-figure {
    margin-top: 1rem;
  }

  .outcome-grid,
  .mode-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .outcome-card {
    min-height: 14rem;
  }

  .outcome-card:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--hairline);
  }

  .outcome-card h3 {
    margin-top: 3rem;
  }

  .inversion-panel {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .inversion-arrow {
    width: 5.5rem;
    margin-left: 1.25rem;
    transform: rotate(90deg);
    transform-origin: left center;
  }

  .inversion-panel > div:last-child {
    margin-top: 2rem;
  }

  .principle,
  .principle > div {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .principle {
    padding-block: 1.5rem;
  }

  .manifesto-quote {
    grid-template-columns: 1fr;
  }

  .mode-card {
    min-height: 31rem;
  }

  .mixed-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .alignment-level {
    padding: 1.5rem 0;
    grid-template-columns: 2rem 1fr;
    gap: 1rem;
  }

  .alignment-level--primary {
    padding: 1.5rem;
  }

  .sovereignty-visual {
    min-height: 0;
    aspect-ratio: 1 / 1;
  }

  .capability-grid,
  .atrophy-path {
    grid-template-columns: 1fr;
  }

  .capability-grid article {
    min-height: 11rem;
  }

  .atrophy-path li {
    min-height: 12rem;
    border-right: none !important;
  }

  .paper-card__copy {
    padding-block: 3rem;
  }

  .paper-card__actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .paper-card__actions .button {
    width: 100%;
  }

  .paper-card__document {
    min-height: 23rem;
  }

  .related-link:first-child {
    border-right: none;
    border-bottom: 1px solid var(--hairline);
  }

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

  .footer-meta {
    grid-column: 1 / -1;
    justify-self: start;
    text-align: left;
  }

  .reader-intro h1 {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .pdf-shell {
    min-height: 68svh;
  }

  .pdf-object {
    height: 72svh;
  }

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

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

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

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

  .heading-word {
    opacity: 0;
    filter: none;
    transform: none;
    transition: opacity 480ms ease !important;
    transition-delay: calc(var(--word-index, 0) * 65ms) !important;
  }

  .heading-words-visible .heading-word {
    opacity: 1;
  }
}