:root {
  color-scheme: light;
  --page-pink: #e078bf;
  --content-pink: #ecbdfb;
  --fidget-pink: #eeb6fb;
  --ink: #090609;
  --utility-ink: #fffaff;
  --line: rgba(9, 6, 9, 0.62);
  --utility-height: clamp(76px, 10.5svh, 138px);
  --transition: 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-color-mode="contrast"] {
  --page-pink: #ff00a8;
  --content-pink: #00f5ff;
  --fidget-pink: #854dff;
  --ink: #000;
  --utility-ink: #fff;
  --line: #000;
}

html[data-color-mode="monochrome"] {
  --page-pink: #fff;
  --content-pink: #fff;
  --fidget-pink: #fff;
  --ink: #000;
  --utility-ink: #000;
  --line: #000;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  background: var(--page-pink);
  color: var(--ink);
  margin: 0;
  min-height: 100svh;
  min-width: 320px;
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
}

button,
a {
  color: inherit;
}

button {
  font: inherit;
}

[hidden] {
  display: none !important;
}

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

.site-shell {
  margin: 0 auto;
  padding-bottom: clamp(28px, 5svh, 72px);
  width: min(92vw, 1720px);
}

.utility-bar {
  color: var(--utility-ink);
  direction: ltr;
  height: var(--utility-height);
  position: relative;
  transition: color var(--transition);
}

.utility-main,
.utility-tray {
  align-items: flex-end;
  bottom: clamp(10px, 1.1svh, 17px);
  display: flex;
  gap: clamp(14px, 1.4vw, 28px);
  justify-content: flex-end;
  position: absolute;
  right: 4px;
}

.utility-main {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 260ms ease, transform var(--transition), visibility 260ms;
}

.utility-bar[data-open-tray] .utility-main {
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  visibility: hidden;
}

.utility-button,
.utility-tray button {
  appearance: none;
  background: transparent;
  border: 0;
  color: currentColor;
  cursor: pointer;
  margin: 0;
  padding: 0;
}

.utility-button:focus-visible,
.utility-tray button:focus-visible,
.stage-control:focus-visible,
.identity-home:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 5px;
}

.utility-wordmark,
.utility-font,
.utility-language,
.utility-info {
  align-items: center;
  display: inline-flex;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1.65rem, 2.3vw, 2.7rem);
  font-weight: 700;
  height: 1.15em;
  justify-content: center;
  line-height: 1;
  white-space: nowrap;
}

.utility-font {
  width: 1.65em;
}

.utility-font svg {
  display: block;
  height: 1.12em;
  overflow: visible;
  width: 1.7em;
}

.utility-font text {
  fill: currentColor;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700;
}

.utility-wordmark:disabled {
  cursor: default;
  opacity: 0.5;
}

.utility-language {
  font-family: "Arial Unicode MS", "Noto Sans", Arial, sans-serif;
  letter-spacing: -0.16em;
  min-width: 1.25em;
}

.utility-info {
  border: 0.15em solid currentColor;
  border-radius: 50%;
  font-family: Georgia, serif;
  font-style: italic;
  width: 1.15em;
}

.utility-rainbow,
.rainbow-choice {
  display: inline-flex;
  width: clamp(67px, 5.6vw, 106px);
}

.utility-rainbow img,
.rainbow-choice img {
  display: block;
  height: auto;
  width: 100%;
}

.utility-tray {
  max-width: calc(100% - 8px);
  opacity: 0;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 5px;
  scrollbar-width: thin;
  transform: translateY(10px);
  transition: opacity 280ms ease, transform var(--transition), visibility 280ms;
  visibility: hidden;
}

.utility-tray.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

.rainbow-choice {
  flex: 0 0 auto;
  opacity: 0.62;
  position: relative;
  transition: opacity 180ms ease, transform 180ms ease;
}

.rainbow-choice:hover,
.rainbow-choice:focus-visible,
.rainbow-choice.is-selected {
  opacity: 1;
  transform: translateY(-2px);
}

.language-tray {
  align-items: center;
  gap: clamp(10px, 1vw, 19px);
  white-space: nowrap;
  width: min(100%, 1030px);
}

.font-tray {
  align-items: center;
  bottom: clamp(8px, 0.9svh, 14px);
  gap: clamp(15px, 1.6vw, 30px);
}

.font-choice {
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1.8rem, 2.6vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
}

.font-choice span {
  font-size: 0.62em;
}

.font-tray output {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: clamp(0.86rem, 1.1vw, 1.15rem);
  font-weight: 300;
  min-width: 4.2ch;
  text-align: center;
}

.font-choice:disabled {
  cursor: default;
  opacity: 0.35;
}

.language-tray button {
  flex: 0 0 auto;
  font-family: "Helvetica Neue", "Noto Sans", Arial, sans-serif;
  font-size: clamp(0.92rem, 1.28vw, 1.42rem);
  font-weight: 300;
  opacity: 0.62;
  transition: opacity 180ms ease, transform 180ms ease;
}

.language-tray button:hover,
.language-tray button:focus-visible,
.language-tray button[aria-pressed="true"] {
  opacity: 1;
  transform: translateY(-2px);
}

.website-frame {
  background: var(--content-pink);
  border: clamp(2px, 0.22vw, 4px) solid var(--ink);
  height: min(77svh, calc(92vw / 1.72));
  padding: clamp(14px, 1.35vw, 24px);
  transition: background-color var(--transition), border-color var(--transition);
  width: 100%;
}

.website-grid {
  border: 1.5px solid var(--line);
  display: grid;
  grid-template-columns: minmax(270px, 0.95fr) minmax(245px, 0.76fr) minmax(460px, 2fr);
  height: 100%;
  min-height: 0;
  transition: border-color var(--transition);
  width: 100%;
}

.identity-column,
.section-index,
.hero-panel {
  min-height: 0;
  min-width: 0;
}

.identity-column,
.section-index {
  border-inline-end: 1.5px solid var(--line);
  transition: border-color var(--transition);
}

.identity-column {
  display: grid;
  grid-template-rows: minmax(0, 62%) minmax(0, 38%);
}

.identity-home {
  appearance: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  display: block;
  min-height: 0;
  overflow: hidden;
  padding: clamp(17px, 1.7vw, 32px);
  text-align: start;
  width: 100%;
}

.brand-logo {
  color: var(--ink);
  display: block;
  height: 100%;
  overflow: visible;
  transition: color var(--transition);
  width: 100%;
}

.brand-logo text {
  fill: currentColor;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 200;
}

.identity-copy {
  border-top: 1.5px solid var(--line);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: clamp(1rem, 1.35vw, 1.6rem);
  font-weight: 300;
  line-height: 1.22;
  overflow: auto;
  padding: clamp(17px, 1.45vw, 28px) clamp(18px, 1.7vw, 32px);
  transition: border-color var(--transition);
}

.identity-copy p {
  margin: 0 0 1.2em;
}

.section-index {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  overflow: auto;
  padding: clamp(24px, 2.45vw, 48px) clamp(20px, 1.8vw, 36px);
}

.section-index a {
  display: block;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  margin-bottom: clamp(20px, 2.5svh, 34px);
  text-decoration: none;
}

.section-index a:last-child {
  margin-bottom: 0;
}

.section-index strong {
  display: block;
  font-size: clamp(1.05rem, 1.35vw, 1.65rem);
  line-height: 1.1;
  margin-bottom: 0.62em;
}

.section-index span {
  display: block;
  font-size: clamp(0.92rem, 1.13vw, 1.38rem);
  font-weight: 300;
  line-height: 1.18;
  max-width: 15ch;
}

.hero-panel {
  background: var(--fidget-pink);
  direction: ltr;
  overflow: hidden;
  position: relative;
  transition: background-color var(--transition);
}

.stage-view {
  inset: 0;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  transform: translateY(18px) scale(0.975);
  transition:
    opacity 300ms ease,
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1),
    visibility 300ms;
  visibility: hidden;
}

.hero-panel[data-stage-mode="mechanism"] .mechanism-view,
.hero-panel[data-stage-mode="content"] .content-view {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  visibility: visible;
}

.hero-panel[data-stage-mode="content"] .mechanism-view {
  transform: translateY(-18px) scale(0.975);
}

.hero-panel[data-stage-mode="closed"] .stage-view {
  transform: scale(0.965);
}

#spinner-mechanism {
  height: 100%;
  min-height: 0;
  position: relative;
  width: 100%;
}

.mechanism-canvas {
  display: block;
  height: 100%;
  outline: 0;
  width: 100%;
}

.stage-controls {
  align-items: center;
  bottom: clamp(15px, 2vw, 28px);
  color: #fff;
  display: flex;
  gap: 8px;
  left: clamp(15px, 2vw, 28px);
  opacity: 1;
  position: absolute;
  transition: color var(--transition), opacity 220ms ease, transform var(--transition);
  z-index: 20;
}

html[data-color-mode="monochrome"] .stage-controls {
  color: #000;
}

.hero-panel[data-stage-mode="closed"] .stage-controls {
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
}

.hero-panel:not([data-stage-mode="mechanism"]) .stage-motion {
  display: none;
}

.stage-control {
  appearance: none;
  background: transparent;
  border: 0;
  color: currentColor;
  cursor: pointer;
  display: inline-grid;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(2.1rem, 2.9vw, 3.3rem);
  font-weight: 200;
  height: 1em;
  line-height: 0.85;
  padding: 0;
  place-items: center;
  width: 0.85em;
}

.stage-motion {
  font-size: clamp(1.85rem, 2.55vw, 2.9rem);
  font-weight: 600;
  letter-spacing: -0.08em;
}

.content-view {
  overflow: auto;
}

.content-view-inner {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  margin-inline: auto;
  max-width: 56rem;
  min-height: 100%;
  padding: clamp(74px, 8vw, 130px) clamp(30px, 6vw, 105px);
}

.content-kicker {
  font-size: clamp(0.72rem, 0.85vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.16em;
  margin: 0 0 1.2rem;
}

.content-view h2 {
  font-size: clamp(2.5rem, 5vw, 6.4rem);
  font-weight: 200;
  letter-spacing: -0.055em;
  line-height: 0.96;
  margin: 0 0 0.55em;
}

.content-body {
  font-size: clamp(1.05rem, 1.5vw, 1.65rem);
  font-weight: 300;
  line-height: 1.34;
  opacity: 1;
  transition: opacity 180ms ease, transform 260ms ease;
}

.content-body.is-changing {
  opacity: 0;
  transform: translateY(8px);
}

.content-body p:first-child {
  margin-top: 0;
}

.mechanism-error,
.mechanism-file-notice {
  color: var(--ink);
  font: 500 1rem/1.4 system-ui, sans-serif;
  left: 50%;
  margin: 0;
  position: absolute;
  text-align: center;
  top: 50%;
  transform: translate(-50%, -50%);
}

.mechanism-file-notice {
  width: min(34rem, calc(100% - 3rem));
}

.mechanism-file-notice code {
  font: inherit;
}

html[dir="rtl"] .identity-copy,
html[dir="rtl"] .section-index,
html[dir="rtl"] .content-view-inner {
  direction: rtl;
  text-align: right;
}

html[dir="rtl"] .section-index span {
  margin-inline-start: auto;
}

@media (max-width: 1120px) {
  .site-shell {
    width: min(95vw, 1040px);
  }

  .website-frame {
    height: auto;
    padding: 12px;
  }

  .website-grid {
    grid-template-columns: minmax(240px, 0.9fr) minmax(220px, 0.75fr) minmax(390px, 1.5fr);
    min-height: 630px;
  }
}

@media (max-width: 840px) {
  :root {
    --utility-height: 112px;
  }

  .utility-main,
  .utility-tray {
    gap: 13px;
  }

  .website-frame {
    height: auto;
  }

  .website-grid {
    display: block;
    min-height: 0;
  }

  .identity-column,
  .section-index {
    border-bottom: 1.5px solid var(--line);
    border-inline-end: 0;
  }

  .identity-column {
    grid-template-rows: auto auto;
  }

  .identity-home {
    height: min(84vw, 630px);
    padding: 26px 18px;
  }

  .identity-copy {
    max-height: none;
  }

  .section-index {
    display: grid;
    gap: 28px 24px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-block: 36px;
  }

  .section-index a {
    margin: 0;
  }

  .hero-panel {
    height: min(78svh, 720px);
    min-height: 520px;
  }

  .stage-controls {
    bottom: auto;
    left: 18px;
    top: 18px;
  }

  .hero-panel[data-stage-mode="closed"] .stage-controls {
    transform: translateY(-8px);
  }

  .content-view-inner {
    padding-top: 92px;
  }
}

@media (max-width: 520px) {
  .site-shell {
    width: calc(100vw - 24px);
  }

  .utility-wordmark,
  .utility-font,
  .utility-language,
  .utility-info {
    font-size: 1.35rem;
  }

  .utility-rainbow,
  .rainbow-choice {
    width: 58px;
  }

  .utility-tray {
    gap: 11px;
    max-width: 100%;
    right: 0;
  }

  .language-tray {
    justify-content: flex-start;
  }

  .language-tray button {
    font-size: 0.92rem;
  }

  .website-frame {
    padding: 8px;
  }

  .identity-home {
    height: 102vw;
  }

  .section-index {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    height: 68svh;
    min-height: 470px;
  }

  .content-view-inner {
    padding: 86px 24px 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}