:root {
  color-scheme: light;
  --ink: #071728;
  --ink-2: #0d2942;
  --paper: #f2eee4;
  --paper-deep: #e8e2d7;
  --mist: #e7edf3;
  --surface: #fffdf8;
  --text: #071728;
  --muted: #5b6879;
  --blue: #285fe7;
  --blue-dark: #1748be;
  --cyan: #45bfdc;
  --gold: #d0a02d;
  --risk: #875a05;
  --line: rgb(7 23 40 / 16%);
  --line-strong: rgb(7 23 40 / 28%);
  --shadow: 0 28px 90px rgb(7 23 40 / 12%);
  --display: Georgia, "Times New Roman", serif;
  --sans: "Segoe UI", Arial, sans-serif;
  --container: 1440px;
  --radius: 18px;
  --radius-small: 9px;
  --header-height: 78px;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --paper: #07111e;
  --paper-deep: #0a1828;
  --mist: #10263b;
  --surface: #0b1e31;
  --text: #f5f8fb;
  --muted: #acb7c5;
  --line: rgb(255 255 255 / 15%);
  --line-strong: rgb(255 255 255 / 28%);
  --shadow: 0 28px 90px rgb(0 0 0 / 30%);
}

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

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

a {
  color: inherit;
  text-decoration-thickness: .08em;
  text-underline-offset: .18em;
}

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

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--text);
  transform: translateY(-160%);
}

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

.container {
  width: min(calc(100% - clamp(40px, 7vw, 112px)), var(--container));
  margin-inline: auto;
}

.atlas-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-height);
  border-bottom: 1px solid rgb(255 255 255 / 11%);
  background: rgb(7 23 40 / 96%);
  color: #f8fbff;
  backdrop-filter: blur(18px);
}

.header-inner {
  display: grid;
  grid-template-columns: minmax(230px, auto) 1fr auto;
  gap: clamp(20px, 3vw, 48px);
  align-items: center;
  min-height: var(--header-height);
}

.brand {
  display: inline-grid;
  grid-template-columns: 44px auto;
  gap: 11px;
  align-items: center;
  width: fit-content;
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
  color: #eaf4ff;
}

.brand__name {
  display: block;
  font-family: var(--display);
  font-size: 1.45rem;
  font-style: italic;
  font-weight: 400;
  letter-spacing: -.025em;
  line-height: 1;
}

.brand__tagline {
  display: block;
  margin-top: 5px;
  color: #aeb9c7;
  font-size: .52rem;
  font-weight: 800;
  letter-spacing: .12em;
  line-height: 1;
  text-transform: uppercase;
}

.atlas-nav {
  display: flex;
  gap: clamp(16px, 2vw, 30px);
  align-items: center;
  justify-self: end;
}

.nav-list,
.nav-actions {
  display: flex;
  gap: clamp(15px, 1.8vw, 28px);
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: #c7d0db;
  font-size: .84rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-list a::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 2px;
  background: var(--cyan);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .22s ease;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: #fff;
}

.nav-list a:hover::after,
.nav-list a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-actions {
  gap: 10px;
}

.theme-toggle,
.nav-toggle {
  display: inline-grid;
  min-width: 44px;
  min-height: 44px;
  place-items: center;
  border: 1px solid rgb(255 255 255 / 23%);
  border-radius: var(--radius-small);
  background: transparent;
  color: #fff;
  cursor: pointer;
}

.theme-toggle {
  padding-inline: 13px;
  font-size: .78rem;
  font-weight: 750;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  background: var(--blue);
  color: #fff;
  font-weight: 800;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .12s ease;
}

.button:hover {
  background: var(--blue-dark);
}

.button:active {
  transform: translateY(1px);
}

.button--light {
  background: #fff;
  color: #071728;
}

.button--light:hover {
  background: #eaf3ff;
}

.button--secondary {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--text);
}

.button--secondary:hover {
  border-color: var(--blue);
  background: rgb(40 95 231 / 8%);
}

.header-cta {
  min-height: 46px;
  white-space: nowrap;
}

main {
  display: block;
}

.hero {
  position: relative;
  min-height: min(860px, calc(100dvh - var(--header-height)));
  overflow: hidden;
  isolation: isolate;
  background: var(--paper);
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: clamp(54px, 5.5vw, 86px) clamp(54px, 5.5vw, 86px);
  content: "";
  opacity: .34;
}

.hero::after {
  position: absolute;
  top: -26%;
  right: -15%;
  z-index: -1;
  width: min(720px, 62vw);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: 0 0 0 74px rgb(40 95 231 / 3%), 0 0 0 148px rgb(40 95 231 / 2%);
  content: "";
}

.hero--ink {
  background: var(--ink);
  color: #fff;
}

.hero--ink::before {
  background-image:
    linear-gradient(rgb(255 255 255 / 8%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 8%) 1px, transparent 1px);
}

.hero--ink::after {
  border-color: rgb(255 255 255 / 12%);
  box-shadow: 0 0 0 74px rgb(69 191 220 / 3%), 0 0 0 148px rgb(40 95 231 / 3%);
}

.hero--ink .hero__intro {
  color: #b8c3cf;
}

.hero--ink .button--secondary {
  border-color: rgb(255 255 255 / 28%);
  color: #fff;
}

.hero--ink .map-frame {
  border-color: rgb(255 255 255 / 18%);
  background: rgb(13 41 66 / 78%);
}

.hero--ink .map-frame__head,
.hero--ink .map-caption {
  border-color: rgb(255 255 255 / 13%);
}

.hero--ink .map-frame__body {
  background-image:
    linear-gradient(rgb(255 255 255 / 7%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 7%) 1px, transparent 1px);
}

.hero--ink .map-caption > * {
  border-color: rgb(255 255 255 / 13%);
}

.hero--ink .map-caption span {
  color: #aeb9c7;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, .98fr);
  gap: clamp(42px, 7vw, 112px);
  align-items: center;
  min-height: min(860px, calc(100dvh - var(--header-height)));
  padding-block: clamp(70px, 9vw, 128px);
}

.hero__copy {
  position: relative;
  z-index: 2;
}

.coordinate,
.section-label {
  color: var(--blue);
  font-size: .69rem;
  font-weight: 850;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.section-label {
  display: flex;
  gap: 13px;
  align-items: center;
}

.section-label::before {
  width: 38px;
  height: 2px;
  background: var(--gold);
  content: "";
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

.display {
  max-width: 12ch;
  margin: clamp(22px, 3vw, 38px) 0 24px;
  font-family: var(--display);
  font-size: clamp(4rem, 7.3vw, 7.7rem);
  font-weight: 400;
  letter-spacing: -.065em;
  line-height: .9;
}

.display em {
  color: var(--blue);
  font-weight: 400;
  line-height: 1.1;
}

.hero__intro {
  max-width: 58ch;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.55vw, 1.25rem);
  line-height: 1.72;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero__visual {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.map-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  box-shadow: var(--shadow);
}

.map-frame__head {
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 17px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.map-frame__body {
  position: relative;
  min-height: 460px;
  padding: 22px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
}

.map-frame svg {
  width: 100%;
  height: 100%;
}

.route-line {
  fill: none;
  stroke: var(--blue);
  stroke-linecap: round;
  stroke-linejoin: round;
}

.route-line--guide {
  stroke: color-mix(in srgb, var(--text) 20%, transparent);
  stroke-dasharray: 5 11;
}

.route-node {
  transform-box: fill-box;
  transform-origin: center;
}

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

.map-caption > * {
  min-height: 84px;
  padding: 16px;
  border-right: 1px solid var(--line);
}

.map-caption > *:last-child {
  border-right: 0;
}

.map-caption strong,
.map-caption span {
  display: block;
}

.map-caption strong {
  font-size: .82rem;
}

.map-caption span {
  margin-top: 4px;
  color: var(--muted);
  font-size: .7rem;
}

.section {
  position: relative;
  padding-block: clamp(84px, 11vw, 156px);
  background: var(--paper);
}

.section--mist {
  background: var(--mist);
}

.section--surface {
  background: var(--surface);
}

.section--ink {
  background: var(--ink);
  color: #f7fbff;
}

.section--ink .section-label,
.section--ink .coordinate {
  color: var(--cyan);
}

.section--ink .section-intro,
.section--ink .prose,
.section--ink p {
  color: #b3becb;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(300px, .55fr);
  gap: clamp(34px, 7vw, 110px);
  align-items: end;
  margin-bottom: clamp(44px, 6vw, 82px);
}

.section-title {
  max-width: 15ch;
  margin: 18px 0 0;
  font-family: var(--display);
  font-size: clamp(3rem, 5.7vw, 6.2rem);
  font-weight: 400;
  letter-spacing: -.06em;
  line-height: .92;
}

.section-intro {
  max-width: 55ch;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.15rem);
  line-height: 1.72;
}

.prose {
  max-width: 70ch;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.75;
}

.prose > * + * {
  margin-top: 1.2em;
}

.annotation {
  display: inline-grid;
  grid-template-columns: 30px auto;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: .7rem;
  font-weight: 750;
}

.annotation::before {
  height: 1px;
  background: var(--gold);
  content: "";
}

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

.axis-item {
  display: grid;
  grid-template-columns: 82px minmax(210px, .7fr) 1fr auto;
  gap: clamp(18px, 3vw, 52px);
  align-items: center;
  min-height: 132px;
  padding-block: 24px;
  border-bottom: 1px solid var(--line);
}

.axis-number {
  color: var(--blue);
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .14em;
}

.axis-item h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.7rem, 2.7vw, 3rem);
  font-weight: 400;
  letter-spacing: -.04em;
  line-height: 1;
}

.axis-item p {
  margin: 0;
  color: var(--muted);
}

.axis-status {
  display: inline-flex;
  min-width: 36px;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--blue);
  font-weight: 850;
}

.visual-split {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(420px, 1.15fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: center;
}

.visual-split--reverse {
  grid-template-columns: minmax(420px, 1.15fr) minmax(0, .85fr);
}

.visual-panel {
  position: relative;
  min-height: 480px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.visual-panel--ink {
  border-color: rgb(255 255 255 / 15%);
  background: var(--ink-2);
  color: #fff;
}

.visual-panel__label {
  position: absolute;
  top: 19px;
  left: 21px;
  z-index: 3;
  color: var(--blue);
  font-size: .62rem;
  font-weight: 850;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.visual-panel--ink .visual-panel__label {
  color: var(--cyan);
}

.diagram {
  width: 100%;
  height: 100%;
  min-height: inherit;
}

.diagram text {
  font-family: var(--sans);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 58px);
}

.content-block {
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
}

.content-block__number {
  color: var(--blue);
  font-size: .67rem;
  font-weight: 850;
  letter-spacing: .14em;
}

.content-block h3 {
  margin: 30px 0 12px;
  font-family: var(--display);
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 400;
  letter-spacing: -.045em;
  line-height: 1;
}

.content-block p {
  margin: 0;
  color: var(--muted);
}

.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.path-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-block: 1px solid var(--line-strong);
}

.path-step {
  position: relative;
  min-height: 250px;
  padding: 26px 22px;
  border-right: 1px solid var(--line);
}

.path-step:last-child {
  border-right: 0;
}

.path-step::before {
  display: block;
  width: 13px;
  height: 13px;
  margin-bottom: 66px;
  border: 3px solid var(--surface);
  border-radius: 50%;
  outline: 2px solid var(--blue);
  background: var(--blue);
  content: "";
}

.path-step:last-child::before {
  outline-color: var(--gold);
  background: var(--gold);
}

.path-step span {
  color: var(--blue);
  font-size: .65rem;
  font-weight: 850;
  letter-spacing: .13em;
}

.path-step h3 {
  margin: 14px 0 8px;
  font-family: var(--display);
  font-size: 1.65rem;
  font-weight: 400;
  line-height: 1;
}

.path-step p {
  margin: 0;
  color: var(--muted);
  font-size: .78rem;
}

.comparison-duo {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.comparison-column {
  padding: clamp(30px, 5vw, 68px);
  background: var(--surface);
}

.comparison-column + .comparison-column {
  border-left: 1px solid var(--line-strong);
  background: var(--ink);
  color: #fff;
}

.comparison-column h3 {
  margin: 26px 0 15px;
  color: var(--text);
  font-family: var(--display);
  font-size: clamp(2.4rem, 4vw, 4.6rem);
  font-weight: 400;
  letter-spacing: -.055em;
  line-height: .92;
}

.comparison-column + .comparison-column h3 {
  color: #fff;
}

.comparison-column p {
  color: var(--muted);
}

.comparison-column + .comparison-column p {
  color: #b7c2ce;
}

.fact-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.fact-list li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.fact-list strong {
  color: var(--text);
}

.section--ink .fact-list strong,
.comparison-column + .comparison-column .fact-list strong {
  color: #fff;
}

.learning-ui {
  display: grid;
  grid-template-columns: 180px 1fr;
  min-height: 500px;
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 16%);
  border-radius: var(--radius);
  background: #0b1b2f;
  color: #fff;
  box-shadow: var(--shadow);
}

.learning-ui__sidebar {
  padding: 28px 18px;
  border-right: 1px solid rgb(255 255 255 / 12%);
  background: #07111e;
}

.learning-ui__sidebar strong {
  display: block;
  margin-bottom: 30px;
  font-family: var(--display);
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 400;
}

.learning-ui__sidebar span {
  display: block;
  padding: 11px 0;
  border-top: 1px solid rgb(255 255 255 / 11%);
  color: #9fabb8;
  font-size: .7rem;
}

.learning-ui__main {
  padding: clamp(26px, 4vw, 52px);
}

.learning-ui__progress {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  margin-bottom: 36px;
  color: #b9c4d0;
  font-size: .72rem;
}

.learning-ui__bar {
  height: 6px;
  overflow: hidden;
  border-radius: 99px;
  background: rgb(255 255 255 / 14%);
}

.learning-ui__bar span {
  display: block;
  width: 42%;
  height: 100%;
  background: var(--cyan);
}

.learning-ui__modules {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.learning-ui__module {
  min-height: 112px;
  padding: 18px;
  border: 1px solid rgb(255 255 255 / 12%);
  border-radius: var(--radius-small);
  background: rgb(255 255 255 / 4%);
}

.learning-ui__module span {
  color: var(--cyan);
  font-size: .62rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.learning-ui__module strong {
  display: block;
  margin-top: 13px;
  font-size: .86rem;
}

.learning-ui__module--current {
  border-color: var(--gold);
  background: rgb(208 160 45 / 9%);
}

.network-message {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 13px;
  padding: 16px 0;
  border-top: 1px solid rgb(255 255 255 / 12%);
}

.network-message__avatar {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: .64rem;
  font-weight: 850;
}

.network-message strong,
.network-message span {
  display: block;
}

.network-message strong {
  font-size: .8rem;
}

.network-message span {
  margin-top: 4px;
  color: #aeb9c7;
  font-size: .71rem;
}

.moderation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid rgb(255 255 255 / 14%);
}

.moderation-grid > div {
  min-height: 190px;
  padding: 26px;
  border-right: 1px solid rgb(255 255 255 / 14%);
}

.moderation-grid > div:last-child {
  border-right: 0;
}

.moderation-grid span {
  color: var(--cyan);
  font-size: .64rem;
  font-weight: 850;
}

.moderation-grid h3 {
  margin: 42px 0 9px;
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 400;
}

.moderation-grid p {
  margin: 0;
  color: #aeb9c7;
  font-size: .77rem;
}

.annual-saving {
  display: inline-flex;
  margin-top: 8px;
  color: var(--blue);
  font-size: .72rem;
  font-weight: 800;
}

.offer--premium .annual-saving {
  color: var(--cyan);
}

.mini-faq {
  border-top: 1px solid var(--line-strong);
}

.mini-faq details {
  border-bottom: 1px solid var(--line);
}

.mini-faq summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  min-height: 72px;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.mini-faq summary::-webkit-details-marker {
  display: none;
}

.mini-faq summary::after {
  color: var(--blue);
  content: "+";
  font-size: 1.35rem;
}

.mini-faq details[open] summary::after {
  content: "−";
}

.mini-faq p {
  max-width: 68ch;
  margin: 0;
  padding: 0 0 22px;
  color: var(--muted);
}

.founder-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 36px;
  border-block: 1px solid var(--line-strong);
}

.founder-facts > div {
  min-height: 140px;
  padding: 22px;
  border-right: 1px solid var(--line);
}

.founder-facts > div:last-child {
  border-right: 0;
}

.founder-facts strong,
.founder-facts span {
  display: block;
}

.founder-facts strong {
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 400;
}

.founder-facts span {
  margin-top: 8px;
  color: var(--muted);
  font-size: .75rem;
}

.cookie-message {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  color: var(--muted);
}

.cookie-message[hidden] {
  display: none;
}

.metric-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--line);
}

.metric {
  min-height: 145px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric strong {
  display: block;
  font-family: var(--display);
  font-size: clamp(2rem, 3vw, 3.4rem);
  font-weight: 400;
  letter-spacing: -.04em;
}

.metric span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: .75rem;
}

.notice {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px;
  border: 1px solid color-mix(in srgb, var(--gold) 55%, var(--line));
  border-radius: var(--radius-small);
  background: color-mix(in srgb, var(--gold) 9%, var(--surface));
  color: var(--text);
}

.notice__mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: var(--gold);
  color: #071728;
  font-weight: 900;
}

.notice p {
  margin: 0;
  color: inherit;
}

.module-atlas {
  display: grid;
  grid-template-columns: minmax(250px, .36fr) minmax(0, 1fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
}

.module-atlas__nav {
  padding: 24px;
  border-right: 1px solid var(--line);
  background: var(--mist);
}

.filter-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.filter-button {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  background: transparent;
  color: var(--text);
  font-weight: 750;
  text-align: left;
  cursor: pointer;
}

.filter-button:hover,
.filter-button[aria-pressed="true"] {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--blue);
}

.module-atlas__content {
  min-width: 0;
  padding: clamp(26px, 4vw, 56px);
}

.module-route {
  position: relative;
  display: grid;
  gap: 0;
}

.module-route::before {
  position: absolute;
  top: 24px;
  bottom: 24px;
  left: 20px;
  width: 2px;
  background: var(--line-strong);
  content: "";
}

.module-item {
  position: relative;
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 18px;
  align-items: center;
  min-height: 94px;
  padding-block: 13px;
  border-bottom: 1px solid var(--line);
}

.module-item[hidden] {
  display: none;
}

.module-item__node {
  position: relative;
  z-index: 2;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 2px solid var(--surface);
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: .63rem;
  font-weight: 850;
}

.module-item h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.3;
}

.module-item p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: .78rem;
}

.module-item__type {
  color: var(--blue);
  font-size: .62rem;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

details.module-item {
  display: block;
  padding: 0;
}

details.module-item > summary {
  display: grid;
  grid-template-columns: 42px 1fr auto 24px;
  gap: 18px;
  align-items: center;
  min-height: 94px;
  padding-block: 13px;
  cursor: pointer;
  list-style: none;
}

details.module-item > summary::-webkit-details-marker {
  display: none;
}

details.module-item > summary::after {
  color: var(--blue);
  content: "+";
  font-size: 1.3rem;
  font-weight: 700;
}

details.module-item[open] > summary::after {
  content: "−";
}

.module-item__detail {
  padding: 0 42px 22px 60px;
  color: var(--muted);
  font-size: .82rem;
}

.module-item__detail strong {
  color: var(--text);
}

.details-stack {
  border-top: 1px solid var(--line-strong);
}

.details-stack details {
  border-bottom: 1px solid var(--line);
}

.details-stack summary {
  display: grid;
  grid-template-columns: 54px 1fr auto;
  gap: 16px;
  align-items: center;
  min-height: 78px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
}

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

.details-stack summary::after {
  content: "+";
  color: var(--blue);
  font-size: 1.4rem;
  font-weight: 700;
}

.details-stack details[open] summary::after {
  content: "−";
}

.details-index {
  color: var(--blue);
  font-size: .65rem;
  font-weight: 850;
  letter-spacing: .1em;
}

.details-stack summary strong {
  font-size: .98rem;
}

.details-content {
  padding: 0 0 24px 70px;
  color: var(--muted);
}

.details-content p {
  margin: 0;
}

.details-content p + p {
  margin-top: 10px;
}

.two-lane {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(28px, 5vw, 76px);
}

.two-lane::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--line-strong);
  content: "";
}

.lane {
  position: relative;
}

.lane h3 {
  margin: 0 0 30px;
  font-family: var(--display);
  font-size: clamp(2.2rem, 4vw, 4.2rem);
  font-weight: 400;
  letter-spacing: -.05em;
  line-height: .95;
}

.lane-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 17px;
  min-height: 112px;
  padding: 19px 0;
  border-top: 1px solid var(--line);
}

.lane-step__node {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: .63rem;
  font-weight: 850;
}

.lane--collective .lane-step__node {
  background: var(--gold);
  color: #071728;
}

.lane-step h4,
.lane-step p {
  margin: 0;
}

.lane-step h4 {
  font-size: .98rem;
}

.lane-step p {
  margin-top: 5px;
  color: var(--muted);
  font-size: .78rem;
}

.network-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, .6fr);
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 16%);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.network-canvas {
  position: relative;
  min-height: 580px;
  padding: 32px;
  border-right: 1px solid rgb(255 255 255 / 14%);
}

.network-canvas svg {
  width: 100%;
  height: 100%;
}

.network-legend {
  padding: 30px;
}

.network-legend h3 {
  margin: 0 0 26px;
  font-family: var(--display);
  font-size: 2.4rem;
  font-weight: 400;
  line-height: 1;
}

.legend-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.legend-list li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid rgb(255 255 255 / 13%);
  color: #bec8d3;
  font-size: .8rem;
}

.legend-dot {
  width: 12px;
  height: 12px;
  margin-top: 5px;
  border: 3px solid var(--cyan);
  border-radius: 50%;
}

.offer-fork {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
}

.offer-fork::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--line-strong);
  content: "";
}

.offer {
  position: relative;
  min-width: 0;
  padding: clamp(28px, 4vw, 58px);
}

.offer--premium {
  background: var(--ink);
  color: #fff;
}

.offer__eyebrow {
  color: var(--blue);
  font-size: .65rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.offer--premium .offer__eyebrow {
  color: var(--cyan);
}

.offer h3 {
  max-width: 10ch;
  margin: 28px 0 14px;
  font-family: var(--display);
  font-size: clamp(2.3rem, 4vw, 4.6rem);
  font-weight: 400;
  letter-spacing: -.055em;
  line-height: .92;
}

.offer > p {
  max-width: 48ch;
  color: var(--muted);
}

.offer--premium > p,
.offer--premium .offer-note {
  color: #b7c2ce;
}

.price {
  display: flex;
  gap: 9px;
  align-items: baseline;
  margin: 36px 0 7px;
}

.price strong {
  font-family: var(--display);
  font-size: clamp(3.2rem, 5vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -.05em;
  line-height: 1;
}

.price span {
  color: var(--muted);
  font-size: .76rem;
}

.offer--premium .price span {
  color: #b7c2ce;
}

.offer-note {
  margin: 0;
  color: var(--muted);
  font-size: .74rem;
}

.offer-list {
  margin: 30px 0;
  padding: 0;
  list-style: none;
}

.offer-list li {
  position: relative;
  padding: 9px 0 9px 24px;
  color: var(--muted);
}

.offer-list li::before {
  position: absolute;
  top: 18px;
  left: 0;
  width: 10px;
  height: 2px;
  background: var(--blue);
  content: "";
}

.offer--premium .offer-list li {
  color: #c3ccd6;
}

.offer--premium .offer-list li::before {
  background: var(--gold);
}

.billing-toggle {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  background: var(--surface);
}

.billing-toggle button {
  min-height: 42px;
  padding: 8px 14px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-weight: 750;
  cursor: pointer;
}

.billing-toggle button[aria-pressed="true"] {
  background: var(--ink);
  color: #fff;
}

.comparison-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
}

.comparison-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.comparison-table th {
  background: var(--mist);
  color: var(--text);
  font-size: .78rem;
}

.comparison-table td {
  color: var(--muted);
  font-size: .84rem;
}

.comparison-table tbody tr:last-child td,
.comparison-table tbody tr:last-child th {
  border-bottom: 0;
}

.status {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 5px 9px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  color: var(--text);
  font-size: .69rem;
  font-weight: 800;
}

.status--yes {
  border-color: rgb(40 95 231 / 35%);
  background: rgb(40 95 231 / 9%);
  color: var(--blue-dark);
}

.manifesto {
  display: grid;
  grid-template-columns: minmax(240px, .42fr) minmax(0, 1fr);
  gap: clamp(38px, 8vw, 130px);
}

.manifesto__rail {
  position: sticky;
  top: calc(var(--header-height) + 32px);
  align-self: start;
}

.manifesto__rail p {
  max-width: 30ch;
  color: var(--muted);
}

.principle {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 25px;
  min-height: 190px;
  padding: 32px 0;
  border-top: 1px solid var(--line-strong);
}

.principle__number {
  color: var(--blue);
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .14em;
}

.principle h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2rem, 3.6vw, 4rem);
  font-weight: 400;
  letter-spacing: -.05em;
  line-height: .95;
}

.principle p {
  max-width: 58ch;
  margin: 13px 0 0;
  color: var(--muted);
}

.faq-tools {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  margin-bottom: 36px;
}

.faq-search {
  width: 100%;
  min-height: 56px;
  padding: 13px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--text);
}

.faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.faq-filter {
  min-height: 44px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--muted);
  font-weight: 750;
  cursor: pointer;
}

.faq-filter[aria-pressed="true"] {
  border-color: var(--blue);
  color: var(--blue);
}

.faq-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(30px, 6vw, 90px);
}

.faq-index {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  align-self: start;
}

.faq-index a {
  display: block;
  padding: 9px 0;
  color: var(--muted);
  font-size: .78rem;
  text-decoration: none;
}

.faq-index a:hover {
  color: var(--blue);
}

.faq-group {
  margin-bottom: 56px;
}

.faq-group[hidden],
.faq-item[hidden] {
  display: none;
}

.faq-group h2 {
  margin: 0 0 14px;
  font-family: var(--display);
  font-size: clamp(2rem, 3.2vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -.05em;
}

.faq-item {
  border-top: 1px solid var(--line);
}

.faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  min-height: 76px;
  padding: 14px 0;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  color: var(--blue);
  font-size: 1.4rem;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  max-width: 70ch;
  padding: 0 0 24px;
  color: var(--muted);
}

.faq-answer p {
  margin: 0;
}

.empty-state {
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-small);
  background: var(--surface);
}

.empty-state[hidden] {
  display: none;
}

.cta-section {
  padding-block: clamp(80px, 11vw, 140px);
  background: var(--blue);
  color: #fff;
}

.cta-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: end;
}

.cta-layout h2 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3rem, 6vw, 6.3rem);
  font-weight: 400;
  letter-spacing: -.06em;
  line-height: .92;
}

.atlas-footer {
  padding-block: 66px 26px;
  background: var(--ink);
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1.2fr) repeat(3, .7fr);
  gap: clamp(28px, 5vw, 72px);
}

.footer-about p {
  max-width: 42ch;
  color: #aeb9c7;
  font-size: .82rem;
}

.footer-title {
  margin: 0 0 15px;
  font-size: .76rem;
  font-weight: 850;
}

.footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a,
.footer-links button {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  border: 0;
  background: none;
  color: #aeb9c7;
  font-size: .78rem;
  text-decoration: none;
  cursor: pointer;
}

.footer-links a:hover,
.footer-links button:hover {
  color: #fff;
}

.footer-risk {
  margin: 50px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgb(255 255 255 / 14%);
  color: #8f9baa;
  font-size: .71rem;
  line-height: 1.6;
}

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .65s ease, transform .65s cubic-bezier(.2,.7,.2,1);
}

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

.js .route-line[data-draw] {
  stroke-dasharray: var(--route-length, 1400);
  stroke-dashoffset: var(--route-length, 1400);
  transition: stroke-dashoffset 1.4s cubic-bezier(.22,.72,.22,1);
}

.js .is-visible .route-line[data-draw],
.js .route-line[data-draw].is-visible {
  stroke-dashoffset: 0;
}

.js .route-node[data-node] {
  opacity: 0;
  transform: scale(.5);
  transition: opacity .4s ease, transform .45s cubic-bezier(.2,.8,.2,1);
}

.js .is-visible .route-node[data-node],
.js .route-node[data-node].is-visible {
  opacity: 1;
  transform: scale(1);
}

.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;
}

@media (min-width: 1321px) and (max-width: 1500px) {
  .atlas-header .container {
    width: min(calc(100% - 32px), 1440px);
  }

  .header-inner {
    grid-template-columns: minmax(250px, auto) 1fr auto;
    gap: 18px;
  }

  .atlas-nav,
  .nav-list {
    gap: 14px;
  }

  .nav-list a {
    font-size: .78rem;
  }

  .nav-actions .button {
    padding-inline: 14px;
  }
}

@media (max-width: 1320px) {
  .header-inner {
    grid-template-columns: 1fr auto auto;
  }

  .nav-toggle {
    display: inline-grid;
  }

  .atlas-nav {
    position: fixed;
    top: var(--header-height);
    right: 20px;
    left: 20px;
    display: none;
    max-height: calc(100dvh - var(--header-height) - 20px);
    overflow: auto;
    padding: 18px;
    border: 1px solid rgb(255 255 255 / 16%);
    border-radius: var(--radius);
    background: var(--ink);
    box-shadow: 0 26px 70px rgb(0 0 0 / 35%);
  }

  .atlas-nav[data-open="true"] {
    display: block;
  }

  .nav-list {
    display: grid;
    gap: 0;
  }

  .nav-list a {
    border-bottom: 1px solid rgb(255 255 255 / 12%);
  }

  .nav-actions {
    justify-content: space-between;
    margin-top: 16px;
  }

  .hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(360px, .8fr);
    gap: 44px;
  }

  .display {
    font-size: clamp(3.7rem, 7vw, 6.3rem);
  }

  .section-head {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 900px) {
  .hero,
  .hero__inner {
    min-height: auto;
  }

  .hero__inner,
  .visual-split,
  .visual-split--reverse,
  .network-shell,
  .manifesto,
  .cta-layout {
    grid-template-columns: 1fr;
  }

  .hero__inner {
    padding-block: 72px 88px;
  }

  .hero__visual {
    max-width: 720px;
  }

  .map-frame__body {
    min-height: 380px;
  }

  .axis-item {
    grid-template-columns: 54px 1fr auto;
  }

  .axis-item p {
    grid-column: 2 / -1;
  }

  .module-atlas {
    grid-template-columns: 1fr;
  }

  .module-atlas__nav,
  .network-canvas {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .filter-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .two-lane {
    grid-template-columns: 1fr;
  }

  .two-lane::before {
    display: none;
  }

  .offer-fork {
    grid-template-columns: 1fr;
  }

  .offer-fork::before {
    top: 50%;
    right: 0;
    bottom: auto;
    left: 0;
    width: auto;
    height: 1px;
  }

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

  .faq-index,
  .manifesto__rail {
    position: static;
  }

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

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

  .content-block,
  .founder-facts > div {
    border-right: 0;
  }

  .path-steps {
    grid-template-columns: 1fr;
  }

  .path-step {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .path-step:last-child {
    border-bottom: 0;
  }

  .path-step::before {
    margin-bottom: 24px;
  }

  .comparison-duo,
  .learning-ui {
    grid-template-columns: 1fr;
  }

  .comparison-column + .comparison-column,
  .learning-ui__sidebar {
    border-top: 1px solid var(--line-strong);
    border-left: 0;
    border-right: 0;
  }

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

  .moderation-grid > div:nth-child(2) {
    border-right: 0;
  }

  .moderation-grid > div:nth-child(-n+2) {
    border-bottom: 1px solid rgb(255 255 255 / 14%);
  }

  .footer-about {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .header-inner {
    grid-template-columns: 1fr auto;
    gap: 10px;
  }

  .brand {
    grid-template-columns: 38px auto;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .brand__name {
    font-size: 1.2rem;
  }

  .brand__tagline,
  .header-cta {
    display: none;
  }

  .display {
    max-width: 100%;
    font-size: clamp(3.15rem, 16vw, 4.6rem);
    line-height: .94;
  }

  .hero__actions {
    display: grid;
  }

  .hero__actions .button {
    width: 100%;
  }

  .map-frame__body {
    min-height: 300px;
    padding: 12px;
  }

  .map-caption {
    grid-template-columns: 1fr;
  }

  .map-caption > * {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .map-caption > *:last-child {
    border-bottom: 0;
  }

  .section {
    padding-block: 72px;
  }

  .section-title {
    max-width: 100%;
    font-size: clamp(2.75rem, 13vw, 4.3rem);
  }

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

  .metric:nth-child(2) {
    border-right: 0;
  }

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

  .axis-item {
    grid-template-columns: 44px 1fr;
    min-height: 0;
    padding-block: 24px;
  }

  .axis-item p,
  .axis-status {
    grid-column: 2;
  }

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

  .module-item {
    grid-template-columns: 38px 1fr;
  }

  details.module-item > summary {
    grid-template-columns: 38px 1fr 24px;
  }

  .module-item__type {
    grid-column: 2;
  }

  details.module-item .module-item__type {
    display: none;
  }

  .module-item__detail {
    padding-left: 56px;
  }

  .details-stack summary {
    grid-template-columns: 42px 1fr auto;
  }

  .details-content {
    padding-left: 58px;
  }

  .visual-panel,
  .network-canvas {
    min-height: 380px;
  }

  .offer {
    padding: 30px 22px;
  }

  .faq-tools {
    grid-template-columns: 1fr;
  }

  .principle {
    grid-template-columns: 48px 1fr;
  }

  .cta-layout .button {
    width: 100%;
  }

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

  .learning-ui__modules,
  .moderation-grid {
    grid-template-columns: 1fr;
  }

  .moderation-grid > div {
    border-right: 0;
    border-bottom: 1px solid rgb(255 255 255 / 14%);
  }

  .moderation-grid > div:last-child {
    border-bottom: 0;
  }

  .footer-about {
    grid-column: auto;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .js .reveal,
  .js .route-node[data-node] {
    opacity: 1;
    transform: none;
  }

  .js .route-line[data-draw] {
    stroke-dashoffset: 0;
  }
}