:root {
  color-scheme: light;
  --paper: #f4f1ea;
  --paper-deep: #e8e3d9;
  --paper-bright: #fffdf8;
  --ink: #0d100f;
  --ink-soft: #181c1a;
  --muted: #626761;
  --line: rgba(13, 16, 15, 0.22);
  --line-dark: rgba(244, 241, 234, 0.2);
  --orange: #ef5d32;
  --orange-deep: #bd4627;
  --green: #2f8b63;
  --green-bright: #45c486;
  --warning: #d89522;
  --shell: min(78rem, calc(100% - 4rem));
  --header-height: 5rem;
  --section-space: clamp(4.75rem, 6vw, 7rem);
  --font-sans: "Helvetica Neue", "Segoe UI Variable", "Segoe UI", Arial, sans-serif;
  --font-mono: "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --font-serif: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
  background: var(--paper);
  text-size-adjust: 100%;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 5rem 5rem;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

button,
input,
textarea,
select {
  color: inherit;
  font: inherit;
}

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

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

h1,
h2,
h3,
p,
dl,
dd,
blockquote {
  margin: 0;
}

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

p,
li,
dd {
  overflow-wrap: anywhere;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

code {
  border: 1px solid currentColor;
  padding: 0.08rem 0.32rem;
  font-family: var(--font-mono);
  font-size: 0.82em;
}

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

.trust ::selection,
.status ::selection,
.story ::selection {
  background: var(--paper);
  color: var(--ink);
}

:focus-visible {
  outline: 0.1875rem solid var(--orange);
  outline-offset: 0.25rem;
}

[tabindex="-1"]:focus {
  outline: none;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: fixed;
  z-index: 300;
  top: 0.75rem;
  left: 0.75rem;
  min-height: 2.75rem;
  transform: translateY(-180%);
  border: 1px solid var(--ink);
  padding: 0.7rem 1rem;
  background: var(--paper-bright);
  color: var(--ink);
  font-weight: 700;
  transition: transform 160ms var(--ease-out);
}

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

.signal-node {
  display: inline-block;
  width: 0.62rem;
  height: 0.62rem;
  flex: 0 0 auto;
  background: currentColor;
}

.signal-node--action {
  color: var(--orange);
}

.signal-node--consent {
  color: var(--green);
}

.technical-label,
.eyebrow,
.section-index,
.door-study,
.brand__descriptor,
.status-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  min-width: 12rem;
  min-height: 3.75rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border: 1px solid transparent;
  padding: 0.9rem 1.15rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms var(--ease-out);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-0.2rem);
}

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

.button--dark:hover,
.button--dark:focus-visible {
  background: var(--orange);
  color: var(--ink);
}

.button--action {
  background: var(--orange);
  color: var(--ink);
}

.button--action:hover,
.button--action:focus-visible {
  background: var(--paper);
}

.text-link {
  position: relative;
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.8rem;
  padding-block: 0.55rem;
  font-weight: 700;
  text-decoration: none;
}

.text-link::after {
  position: absolute;
  right: 0;
  bottom: 0.35rem;
  left: 0;
  height: 1px;
  transform: scaleX(0.35);
  transform-origin: left;
  background: currentColor;
  content: "";
  transition: transform 220ms var(--ease-out);
}

.text-link:hover::after,
.text-link:focus-visible::after {
  transform: scaleX(1);
}

.text-link--light {
  color: var(--paper);
}

/* Header */

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: rgba(244, 241, 234, 0.97);
}

.site-header__inner {
  display: flex;
  height: 100%;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 3.25rem);
}

.brand {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  text-decoration: none;
}

.brand img {
  width: 2.5rem;
  height: 2.5rem;
}

.brand__name {
  font-size: 1.3rem;
  font-weight: 750;
  letter-spacing: -0.045em;
}

.brand__descriptor {
  margin-left: 0.25rem;
  padding-left: 1rem;
  border-left: 1px solid var(--line);
  color: var(--muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.1vw, 2rem);
  margin-left: auto;
}

.site-nav a {
  position: relative;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  font-size: 0.88rem;
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0.35rem;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--orange);
  content: "";
  transition: transform 180ms var(--ease-out);
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="location"] {
  color: var(--ink);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.site-nav a[aria-current="location"]::after {
  transform: scaleX(1);
}

.header-source {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.7rem;
  padding-inline: 0.9rem;
  border-left: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
}

.header-source span:nth-child(2) {
  transition: transform 180ms var(--ease-out);
}

.header-source:hover span:nth-child(2),
.header-source:focus-visible span:nth-child(2) {
  transform: translate(0.18rem, -0.18rem);
}

.menu-toggle {
  position: relative;
  display: none;
  width: 2.75rem;
  min-width: 2.75rem;
  height: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  width: 1.15rem;
  height: 1px;
  background: currentColor;
  transition: transform 200ms var(--ease-out);
}

.menu-toggle span:first-child {
  transform: translateY(-0.22rem);
}

.menu-toggle span:last-child {
  transform: translateY(0.22rem);
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: rotate(-45deg);
}

/* Hero */

.hero {
  padding-top: clamp(4.5rem, 7vw, 7rem);
  background:
    linear-gradient(rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 5rem 5rem;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(28rem, 0.9fr);
  gap: clamp(3rem, 6vw, 7rem);
  align-items: center;
}

.hero__copy {
  min-width: 0;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding-block: 0.8rem;
  border-top: 1px solid var(--ink);
  color: var(--muted);
}

.eyebrow span:last-child {
  margin-left: auto;
  color: var(--orange-deep);
}

.hero h1 {
  max-width: 11ch;
  margin-top: clamp(2.5rem, 5vw, 5rem);
  font-size: clamp(4.25rem, 7vw, 7rem);
  font-weight: 650;
  letter-spacing: -0.075em;
  line-height: 0.88;
}

.hero h1 span {
  display: block;
  color: var(--orange-deep);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.055em;
}

.hero__lead {
  max-width: 42rem;
  margin-top: clamp(2rem, 3.5vw, 3.5rem);
  color: var(--muted);
  font-size: clamp(1.08rem, 1.4vw, 1.32rem);
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.door-study {
  min-width: 0;
  border: 1px solid var(--ink);
  background: var(--paper-bright);
  box-shadow: 1rem 1rem 0 rgba(13, 16, 15, 0.08);
}

.door-study__header,
.door-study__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
}

.door-study__header {
  border-bottom: 1px solid var(--ink);
}

.door-study__footer {
  border-top: 1px solid var(--ink);
  color: var(--muted);
}

.door-study__footer span {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.door-study__footer i {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--green);
}

.door-study__stage {
  display: grid;
  min-height: 31rem;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 3.25rem);
  background:
    linear-gradient(rgba(13, 16, 15, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.04) 1px, transparent 1px),
    var(--paper);
  background-size: 3.5rem 3.5rem;
}

.door-study__helper {
  position: relative;
  display: flex;
  min-height: 20rem;
  flex-direction: column;
  justify-content: center;
}

.door-study__helper > span,
.door-study__helper > small {
  color: var(--muted);
}

.door-study__helper > strong {
  margin-block: 0.35rem;
  font-family: var(--font-sans);
  font-size: clamp(1.35rem, 2vw, 2rem);
  letter-spacing: -0.045em;
  text-transform: none;
}

.door-study__request {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.65rem;
  align-items: center;
  margin-top: 3rem;
  color: var(--orange-deep);
}

.door-study__request i {
  height: 1px;
  background: var(--orange);
}

.door-study__request b {
  font-family: var(--font-sans);
  font-size: 1.5rem;
}

.door-study__frame {
  position: relative;
  min-height: 24rem;
  border: 0.48rem solid var(--ink);
  border-bottom-width: 0.72rem;
  background: var(--paper-deep);
  perspective: 70rem;
}

.door-study__lintel {
  position: absolute;
  z-index: 4;
  top: -2.15rem;
  left: -0.48rem;
  color: var(--ink);
  white-space: nowrap;
}

.door-study__room {
  position: absolute;
  right: 0.5rem;
  bottom: 1.2rem;
  display: flex;
  width: 25%;
  flex-direction: column;
  align-items: center;
  color: var(--muted);
  text-align: center;
}

.door-study__room strong {
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.05rem;
  text-transform: none;
}

.door-study__room b {
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: none;
}

.door-study__leaf {
  position: absolute;
  z-index: 2;
  inset: 0 auto 0 0;
  width: 68%;
  transform: rotateY(-16deg);
  transform-origin: left center;
  border-right: 0.3rem solid var(--orange);
  background: var(--ink);
  box-shadow: 1rem 0 2.5rem rgba(13, 16, 15, 0.18);
  color: var(--paper);
  animation: door-settle 900ms var(--ease-out) both;
  transition: transform 450ms var(--ease-out);
  transform-style: preserve-3d;
}

.door-study:hover .door-study__leaf {
  transform: rotateY(-24deg);
}

.door-study__leaf span {
  position: absolute;
  top: 1.2rem;
  left: 1.2rem;
  line-height: 1.5;
}

.door-study__leaf i {
  position: absolute;
  top: 51%;
  right: 1rem;
  width: 0.78rem;
  height: 0.78rem;
  transform: translateY(-50%);
  background: var(--green-bright);
}

@keyframes door-settle {
  from {
    transform: rotateY(-52deg);
  }
  to {
    transform: rotateY(-16deg);
  }
}

/* Shared sections */

.section {
  position: relative;
  padding-block: var(--section-space);
}

.section-index {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-block: 0.85rem;
  border-top: 1px solid var(--ink);
  color: var(--muted);
}

.section-index > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.section-index--light {
  border-color: var(--line-dark);
  color: rgba(244, 241, 234, 0.68);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(20rem, 0.8fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: end;
  margin-top: clamp(2.5rem, 4vw, 4rem);
}

.section-heading h2 {
  max-width: 15ch;
  font-size: clamp(3.25rem, 5.8vw, 6rem);
  font-weight: 550;
  letter-spacing: -0.07em;
  line-height: 0.94;
}

.section-heading > p {
  max-width: 42rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.35vw, 1.28rem);
  line-height: 1.65;
}

/* Story */

.story {
  margin-top: var(--section-space);
  background:
    linear-gradient(rgba(244, 241, 234, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 234, 0.025) 1px, transparent 1px),
    var(--ink);
  background-size: 5rem 5rem;
  color: var(--paper);
}

.story__grid {
  display: grid;
  grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(3rem, 8vw, 9rem);
  margin-top: clamp(4rem, 7vw, 7rem);
}

.story__year {
  display: flex;
  align-self: start;
  flex-direction: column;
  padding-top: 1rem;
  border-top: 0.55rem solid var(--orange);
}

.story__year strong {
  color: var(--orange);
  font-size: clamp(7rem, 14vw, 13rem);
  font-weight: 500;
  letter-spacing: -0.095em;
  line-height: 0.82;
}

.story__year span {
  margin-top: 1.5rem;
  color: rgba(244, 241, 234, 0.58);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.story__copy h2 {
  max-width: 15ch;
  font-size: clamp(3rem, 5vw, 5.3rem);
  font-weight: 500;
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.story__lead {
  max-width: 48rem;
  margin-top: 2.5rem;
  color: rgba(244, 241, 234, 0.72);
  font-size: clamp(1.08rem, 1.45vw, 1.35rem);
  line-height: 1.7;
}

.story__before-after {
  margin-top: 3.5rem;
  border-top: 1px solid var(--line-dark);
}

.story__before-after > div {
  display: grid;
  grid-template-columns: minmax(11rem, 0.55fr) minmax(0, 1.45fr);
  gap: 2rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--line-dark);
}

.story__before-after dt {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.story__before-after dd {
  color: rgba(244, 241, 234, 0.72);
}

.story__credit {
  max-width: 42rem;
  margin-top: 2rem;
  padding-left: 1.25rem;
  border-left: 0.35rem solid var(--orange);
  color: rgba(244, 241, 234, 0.56);
  font-family: var(--font-serif);
  font-style: italic;
  line-height: 1.7;
}

/* Flow */

.flow {
  background:
    linear-gradient(rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 5rem 5rem;
}

.flow-list {
  margin-top: clamp(3rem, 5vw, 4.75rem);
  border-top: 1px solid var(--ink);
}

.flow-step {
  position: relative;
  display: grid;
  grid-template-columns: 7rem minmax(15rem, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(1.5rem, 4vw, 4.5rem);
  align-items: start;
  padding: clamp(1.5rem, 2.5vw, 2.25rem) 1rem;
  border-bottom: 1px solid var(--line);
  transition: background-color 180ms ease;
}

.flow-step:hover {
  background: rgba(13, 16, 15, 0.035);
}

.flow-step::before {
  position: absolute;
  top: -1px;
  bottom: -1px;
  left: 0;
  width: 0.28rem;
  transform: scaleY(0);
  transform-origin: top;
  background: var(--orange);
  content: "";
  transition: transform 260ms var(--ease-out);
}

.flow-step:hover::before,
.flow-step--human::before {
  transform: scaleY(1);
}

.flow-step__number {
  color: var(--orange-deep);
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 4vw, 4.2rem);
  font-style: italic;
  line-height: 0.8;
}

.flow-step .technical-label {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--muted);
}

.flow-step h3 {
  max-width: 18ch;
  font-size: clamp(1.45rem, 2.1vw, 2.15rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.flow-step > p {
  max-width: 42rem;
  color: var(--muted);
  line-height: 1.7;
}

.flow-step--human {
  background: rgba(239, 93, 50, 0.065);
}

.flow-step--human::after {
  position: absolute;
  top: 2.25rem;
  right: 1rem;
  width: 0.62rem;
  height: 0.62rem;
  background: var(--green);
  content: "";
}

.website-boundary {
  display: grid;
  grid-template-columns: minmax(12rem, 0.4fr) minmax(0, 1.6fr);
  gap: 2rem;
  align-items: center;
  margin-top: 3rem;
  padding: 1.4rem 1.5rem;
  background: var(--ink);
  color: var(--paper);
}

.website-boundary > span {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
}

.website-boundary p {
  color: rgba(244, 241, 234, 0.68);
}

.website-boundary strong {
  color: var(--paper);
}

/* Trust */

.trust {
  background:
    linear-gradient(rgba(13, 16, 15, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.055) 1px, transparent 1px),
    var(--orange);
  background-size: 5rem 5rem;
  color: var(--ink);
}

.trust .section-index {
  color: rgba(13, 16, 15, 0.68);
}

.trust .section-heading > p {
  color: rgba(13, 16, 15, 0.72);
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(3rem, 5vw, 4.75rem);
  border: 1px solid var(--ink);
}

.decision-grid > article {
  padding: clamp(1.75rem, 3vw, 3rem);
  background: var(--paper);
}

.decision-grid > article + article {
  border-left: 1px solid var(--ink);
}

.decision-grid__human {
  background: var(--ink) !important;
  color: var(--paper);
}

.decision-grid__label {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--orange-deep);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.decision-grid__label::before {
  width: 0.62rem;
  height: 0.62rem;
  background: currentColor;
  content: "";
}

.decision-grid__human .decision-grid__label {
  color: var(--green-bright);
}

.decision-grid h3 {
  max-width: 15ch;
  margin-top: 1.75rem;
  font-size: clamp(2.35rem, 3.5vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.decision-grid dl {
  margin-top: 2rem;
  border-top: 1px solid var(--line);
}

.decision-grid__human dl {
  border-color: var(--line-dark);
}

.decision-grid dl > div {
  display: grid;
  grid-template-columns: 7rem minmax(0, 1fr);
  gap: 1.5rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
}

.decision-grid__human dl > div {
  border-color: var(--line-dark);
}

.decision-grid dt {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.decision-grid__human dt {
  color: rgba(244, 241, 234, 0.5);
}

.decision-grid dd {
  color: var(--muted);
}

.decision-grid__human dd {
  color: rgba(244, 241, 234, 0.72);
}

.privacy-ledger {
  margin-top: 1.5rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.privacy-ledger__intro {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(12rem, 0.45fr) minmax(0, 1.55fr);
  gap: 2rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-bottom: 1px solid var(--line-dark);
}

.privacy-ledger__intro .technical-label {
  color: var(--orange);
}

.privacy-ledger__intro p {
  max-width: 52rem;
  color: rgba(244, 241, 234, 0.72);
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
}

.privacy-ledger__rows > div {
  display: grid;
  grid-template-columns: minmax(9rem, 0.35fr) minmax(0, 1.65fr);
  gap: 2rem;
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--line-dark);
}

.privacy-ledger__rows > div:last-child {
  border-bottom: 0;
}

.privacy-ledger__rows dt {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.privacy-ledger__rows dd {
  color: rgba(244, 241, 234, 0.68);
}

/* Boundaries */

.boundaries {
  background:
    linear-gradient(rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 5rem 5rem;
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(3rem, 5vw, 4.75rem);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.scope-grid article {
  position: relative;
  padding: clamp(2rem, 4vw, 4rem);
}

.scope-grid article + article {
  border-left: 1px solid var(--line);
}

.scope-grid article::before {
  position: absolute;
  top: -1px;
  left: 0;
  width: 6rem;
  height: 0.4rem;
  background: var(--green);
  content: "";
}

.scope-grid__excluded::before {
  background: var(--orange) !important;
}

.scope-grid .technical-label {
  color: var(--muted);
}

.scope-grid h3 {
  max-width: 18ch;
  margin-top: 2rem;
  font-size: clamp(2.2rem, 3.4vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.scope-grid ul {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
}

.scope-grid li {
  display: grid;
  grid-template-columns: 1.5rem minmax(0, 1fr);
  gap: 0.5rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.scope-grid li span {
  color: var(--green);
  font-family: var(--font-mono);
}

.scope-grid__excluded li span {
  color: var(--orange-deep);
}

.boundary-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: 2rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: rgba(244, 241, 234, 0.7);
}

.boundary-notes p {
  padding: 1.5rem;
}

.boundary-notes p + p {
  border-left: 1px solid var(--line-dark);
}

.boundary-notes strong {
  color: var(--paper);
}

/* Status */

.status {
  background:
    linear-gradient(rgba(244, 241, 234, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 234, 0.025) 1px, transparent 1px),
    var(--ink);
  background-size: 5rem 5rem;
  color: var(--paper);
}

.status__content {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(20rem, 0.95fr);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: start;
  margin-top: clamp(4rem, 7vw, 7rem);
}

.status-label {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--orange);
}

.status-label i {
  width: 0.65rem;
  height: 0.65rem;
  border: 1px solid var(--orange);
  background: rgba(239, 93, 50, 0.22);
}

.status h2 {
  max-width: 14ch;
  margin-top: 2rem;
  font-size: clamp(3.25rem, 5.6vw, 6rem);
  font-weight: 500;
  letter-spacing: -0.07em;
  line-height: 0.94;
}

.status__copy > p {
  color: rgba(244, 241, 234, 0.68);
  font-size: clamp(1.05rem, 1.35vw, 1.28rem);
  line-height: 1.7;
}

.status__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.documentation-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(4rem, 7vw, 7rem);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.documentation-links a {
  display: grid;
  min-width: 0;
  min-height: 8.5rem;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto 1fr;
  gap: 1rem;
  padding: 1.3rem;
  border-right: 1px solid var(--line-dark);
  text-decoration: none;
  transition:
    background-color 180ms ease,
    color 180ms ease;
}

.documentation-links a:last-child {
  border-right: 0;
}

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

.documentation-links a > span {
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.documentation-links strong {
  align-self: end;
  font-size: 1.15rem;
}

.documentation-links em {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.documentation-links i {
  color: rgba(244, 241, 234, 0.65);
  font-style: normal;
}

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

/* Footer */

.site-footer {
  padding-block: 3rem;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(14rem, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: end;
}

.brand--footer img {
  width: 3.25rem;
  height: 3.25rem;
}

.brand--footer .brand__name {
  font-size: 1.6rem;
}

.site-footer__brand > p {
  max-width: 21rem;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer__meta {
  max-width: 50rem;
  justify-self: end;
}

.site-footer__meta p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.site-footer__meta p + p {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

/* 404 */

.error-page {
  min-height: 100svh;
  background:
    linear-gradient(rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 16, 15, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 5rem 5rem;
}

.error-page__main {
  position: relative;
  display: grid;
  min-height: calc(100svh - var(--header-height));
  align-content: center;
  padding-block: 5rem;
}

.error-page__code {
  position: absolute;
  right: 0;
  bottom: 4rem;
  display: flex;
  align-items: center;
  color: rgba(13, 16, 15, 0.07);
  font-size: clamp(11rem, 29vw, 29rem);
  font-weight: 700;
  letter-spacing: -0.12em;
  line-height: 0.65;
  pointer-events: none;
}

.error-page__code span {
  width: 0.18em;
  aspect-ratio: 1;
  margin-inline: 0.1em;
  background: var(--orange);
}

.error-page__main .eyebrow {
  position: relative;
  z-index: 1;
  max-width: 34rem;
}

.error-page__main h1 {
  position: relative;
  z-index: 1;
  max-width: 11ch;
  margin-top: 2.5rem;
  font-size: clamp(4rem, 8vw, 8.5rem);
  font-weight: 600;
  letter-spacing: -0.075em;
  line-height: 0.9;
}

.error-page__main h1 span {
  color: var(--orange);
}

.error-page__main > p {
  position: relative;
  z-index: 1;
  max-width: 40rem;
  margin-top: 2rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.error-page__main .button {
  position: relative;
  z-index: 1;
  width: fit-content;
  margin-top: 2rem;
}

/* Responsive */

@media (max-width: 1120px) {
  .brand__descriptor,
  .site-nav,
  .header-source {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .site-nav {
    position: absolute;
    z-index: 110;
    top: 100%;
    right: 0;
    left: 0;
    visibility: hidden;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    background: var(--paper);
    opacity: 0;
    pointer-events: none;
  }

  .site-nav[data-open] {
    display: flex;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    min-height: 3.75rem;
    padding-inline: max(2rem, calc((100vw - min(78rem, calc(100% - 4rem))) / 2));
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-size: 1rem;
  }

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

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

  .story__grid {
    grid-template-columns: minmax(15rem, 0.58fr) minmax(0, 1.42fr);
    gap: 4rem;
  }

  .flow-step {
    grid-template-columns: 5rem minmax(13rem, 0.8fr) minmax(0, 1.2fr);
    gap: 2rem;
  }

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

  .documentation-links a:nth-child(2) {
    border-right: 0;
  }

  .documentation-links a:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-dark);
  }
}

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

  .hero h1 {
    max-width: 13ch;
  }

  .door-study {
    width: min(100%, 48rem);
  }
}

@media (max-width: 860px) {
  :root {
    --shell: min(90vw, 46rem);
    --section-space: clamp(3.5rem, 8vw, 4.5rem);
  }

  .section-heading,
  .story__grid,
  .status__content,
  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 2rem;
  }

  .section-heading h2 {
    max-width: 17ch;
  }

  .story__year {
    max-width: 26rem;
  }

  .story__copy h2 {
    max-width: 17ch;
  }

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

  .decision-grid > article + article,
  .scope-grid article + article {
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

  .privacy-ledger__intro {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .flow-step {
    grid-template-columns: 4.5rem minmax(0, 1fr);
  }

  .flow-step > p {
    grid-column: 2;
  }

  .website-boundary,
  .boundary-notes {
    grid-template-columns: 1fr;
  }

  .boundary-notes p + p {
    border-top: 1px solid var(--line-dark);
    border-left: 0;
  }

  .site-footer__meta {
    justify-self: start;
  }

  .status__content {
    margin-top: 2.75rem;
  }

  .documentation-links {
    margin-top: 2.75rem;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 4.5rem;
    --shell: calc(100% - 2rem);
  }

  body,
  .hero,
  .story,
  .flow,
  .trust,
  .boundaries,
  .status,
  .error-page {
    background-size: 4rem 4rem;
  }

  .site-nav a {
    padding-inline: 1rem;
  }

  .brand img {
    width: 2.25rem;
    height: 2.25rem;
  }

  .brand__name {
    font-size: 1.2rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero h1 {
    max-width: 100%;
    margin-top: 2.75rem;
    font-size: clamp(3.35rem, 15vw, 4.6rem);
    overflow-wrap: break-word;
  }

  .hero__lead {
    font-size: 1.05rem;
  }

  .hero__actions,
  .status__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero__actions .button,
  .status__actions .button {
    width: 100%;
  }

  .hero__actions .text-link,
  .status__actions .text-link {
    width: fit-content;
  }

  .door-study {
    box-shadow: 0.55rem 0.55rem 0 rgba(13, 16, 15, 0.08);
  }

  .door-study__header,
  .door-study__footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .door-study__stage {
    min-height: 31rem;
    grid-template-columns: 1fr;
    padding: 2rem 1.25rem;
  }

  .door-study__helper {
    min-height: 9rem;
  }

  .door-study__request {
    margin-top: 1.25rem;
  }

  .door-study__frame {
    min-height: 18rem;
  }

  .section-heading h2,
  .story__copy h2,
  .status h2 {
    max-width: 100%;
    font-size: clamp(2.65rem, 11.5vw, 3.8rem);
    overflow-wrap: break-word;
  }

  .story {
    margin-top: 3.5rem;
  }

  .story__year strong {
    font-size: clamp(6.5rem, 32vw, 9rem);
  }

  .story__before-after > div {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .flow-step {
    grid-template-columns: 3.25rem minmax(0, 1fr);
    gap: 0.8rem 1rem;
    padding-block: 1.25rem;
    padding-inline: 0.75rem;
  }

  .flow-step > p {
    grid-column: 2;
    line-height: 1.55;
  }

  .flow-step--human::after {
    top: 1.25rem;
  }

  .website-boundary {
    padding: 1.25rem;
  }

  .decision-grid h3,
  .scope-grid h3 {
    font-size: clamp(2.2rem, 10vw, 3.2rem);
  }

  .decision-grid dl > div {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 0.75rem;
  }

  .decision-grid > article {
    padding: 1.25rem;
  }

  .decision-grid h3 {
    margin-top: 1.25rem;
  }

  .decision-grid dl {
    margin-top: 1.5rem;
  }

  .privacy-ledger__rows > div {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: 0.75rem;
    padding: 1rem 1.25rem;
  }

  .scope-grid article {
    padding: 1.25rem;
  }

  .scope-grid h3 {
    margin-top: 1.25rem;
  }

  .scope-grid ul {
    margin-top: 1.5rem;
  }

  .scope-grid li {
    padding-block: 0.72rem;
  }

  .boundary-notes p {
    padding: 1.25rem;
  }

  .status h2 {
    margin-top: 1.25rem;
  }

  .status__actions {
    margin-top: 1.5rem;
  }

  .documentation-links {
    grid-template-columns: 1fr;
  }

  .documentation-links a,
  .documentation-links a:nth-child(2) {
    min-height: 5.25rem;
    border-right: 0;
    border-bottom: 1px solid var(--line-dark);
  }

  .documentation-links a {
    grid-template-rows: auto;
    align-items: center;
    padding: 1rem;
  }

  .documentation-links strong {
    align-self: center;
  }

  .documentation-links a:last-child {
    border-bottom: 0;
  }

  .error-page__code {
    right: 0.5rem;
    bottom: 2rem;
  }

  .error-page__main h1 {
    font-size: clamp(3.5rem, 17vw, 5.4rem);
  }
}

@media (max-width: 420px) {
  .eyebrow {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .eyebrow span:last-child {
    width: 100%;
    margin-left: 1.42rem;
  }

}

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

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

  .door-study__leaf,
  .door-study:hover .door-study__leaf {
    transform: rotateY(-16deg);
  }
}

@media (prefers-contrast: more) {
  :root {
    --line: rgba(13, 16, 15, 0.55);
    --line-dark: rgba(244, 241, 234, 0.5);
  }

  .hero__lead,
  .section-heading > p,
  .story__lead,
  .status__copy > p,
  .site-footer__meta p {
    color: currentColor;
  }
}

@media (forced-colors: active) {
  .signal-node,
  .door-study__leaf i,
  .door-study__footer i,
  .flow-step--human::after,
  .error-page__code span {
    background: Highlight;
  }

  .button,
  .door-study,
  .decision-grid,
  .privacy-ledger,
  .boundary-notes {
    border: 1px solid CanvasText;
  }
}