@font-face {
  font-family: "Neue Montreal";
  src: url("./assets/neue-montreal-regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Neue Montreal";
  src: url("./assets/neue-montreal-semibold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Kyoto";
  src: url("./assets/kyoto-medium-italic.woff2") format("woff2");
  font-weight: 500;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Plex Mono";
  src: url("./assets/plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --surface: #fff;
  --paper: #f5f3ea;
  --chapter-blue: #e7eff1;
  --invitation-green: #e8f2e9;
  --surface-subtle: #f1f2f1;
  --ink: #191713;
  --body: #3a3834;
  --secondary: #56514a;
  --line: rgb(25 23 19 / 18%);
  --mint: #87f8c6;
  --mint-hover: #6eefb4;
  --glass: rgb(236 235 226 / 82%);
  --glass-edge: rgb(255 255 255 / 68%);
  --font: "Neue Montreal", Arial, sans-serif;
  --mono: "Plex Mono", monospace;
  --radius: 4px;
  /* Four-pixel scale; layout consumes the semantic roles below. */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;
  --page-width: min(90vw, 1728px);
  --page-edge: calc((100vw - var(--page-width)) / 2);
  --grid-columns: 12;
  --grid-gap: var(--space-6);
  --grid-template: repeat(var(--grid-columns), minmax(0, 1fr));
  --section-space: var(--space-24);
  --heading-space: var(--space-12);
  --subgroup-space: var(--space-8);
  --content-space: var(--space-6);
  --related-space: var(--space-4);
  --label-space: var(--space-2);
  --form-inset: var(--space-8);
  --reading-width: 60ch;
  --bio-width: 38ch;
  --nav-duration: 720ms;
  --nav-settle: cubic-bezier(0.22, 1.4, 0.36, 1);
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-synthesis: none;
}
h1,
h2,
h3,
h4,
p,
figure {
  margin: 0;
}
h1,
h2,
h3,
h4 {
  font-weight: 400;
}
h2 {
  font-size: 48px;
  line-height: 52px;
  letter-spacing: -0.045em;
}
h3 {
  font-size: 20px;
  line-height: 28px;
}
p {
  color: var(--body);
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea {
  font: inherit;
  color: inherit;
}
button,
a,
input,
textarea,
summary {
  -webkit-tap-highlight-color: transparent;
}
button {
  cursor: pointer;
}
button {
  border: 0;
}
button:disabled {
  cursor: wait;
  opacity: 0.65;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
}
legend {
  padding: 0;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 5px;
}
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}
::selection {
  color: var(--ink);
  background: var(--mint);
}
[hidden] {
  display: none !important;
}
.section-inner {
  width: var(--page-width);
  margin-inline: auto;
}
.eyebrow {
  font: 400 12px/16px var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--secondary);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 17px 24px;
  border-radius: var(--radius);
  background: var(--mint);
  color: var(--ink);
  font-size: 18px;
  line-height: 26px;
  transition: background-color 0.18s;
  white-space: nowrap;
}
.button:hover {
  background: var(--mint-hover);
}
.button span {
  flex: none;
}
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: none;
  padding: 0;
  font-size: 18px;
  line-height: 26px;
}
.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.skip-link {
  position: fixed;
  left: 24px;
  top: 12px;
  z-index: 100;
  background: var(--ink);
  color: white;
  padding: 12px 20px;
  transform: translateY(-160%);
}
.skip-link:focus {
  transform: none;
}

/* The masthead keeps its grid width and horizontal alignment as it gets shorter. */
.site-header {
  height: 0;
  position: relative;
  z-index: 30;
}
.toolbar {
  /* Equal visible CTA insets; nested corners share the outer arc. */
  --nav-inset: 10px;
  --nav-radius: 16px;
  position: fixed;
  left: 50%;
  top: 24px;
  transform: translateX(-50%);
  width: var(--page-width);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--nav-inset) - 1px);
  padding-left: 20px;
  background: var(--glass);
  border: 1px solid var(--glass-edge);
  border-radius: var(--nav-radius);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  backdrop-filter: blur(16px) saturate(150%);
  transition:
    height var(--nav-duration) var(--nav-settle),
    padding-block var(--nav-duration) var(--nav-settle),
    padding-right var(--nav-duration) var(--nav-settle);
}
.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 256px;
  flex-shrink: 0;
}
.brand-mark {
  width: 32px;
  height: 31px;
}
.brand-product {
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 1px solid var(--line);
  padding-left: 16px;
}
.iris-wordmark {
  font:
    500 italic 24px/28px Kyoto,
    Georgia,
    serif;
}
.beta-label {
  font: 12px/16px var(--mono);
  text-transform: uppercase;
  color: var(--secondary);
}
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex: 1;
  white-space: nowrap;
}
.nav-links a {
  font-size: 16px;
  line-height: 24px;
}
.nav-links a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.nav-action {
  width: 256px;
  display: flex;
  justify-content: flex-end;
  flex-shrink: 0;
}
.nav-cta {
  width: 224px;
  height: 44px;
  padding: 0 18px;
  border-radius: calc(var(--nav-radius) - var(--nav-inset));
  font-size: 16px;
  line-height: 24px;
  gap: 16px;
  transition:
    height var(--nav-duration) var(--nav-settle),
    border-radius var(--nav-duration) var(--nav-settle),
    background-color 0.18s;
}
.menu-toggle {
  display: none;
}
.is-compact .toolbar {
  --nav-inset: 6px;
  height: 48px;
}
.is-compact .nav-cta {
  height: 36px;
}

.team {
  padding-block: var(--section-space);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: var(--heading-space);
}
.team-heading {
  display: grid;
  grid-template-columns: var(--grid-template);
  gap: var(--grid-gap);
  align-items: end;
}
.team-heading h2 {
  margin-top: var(--content-space);
}
.team-heading > p {
  grid-column: 7 / -1;
  max-width: var(--reading-width);
  font-size: 20px;
  line-height: 30px;
}
.team-group > h3 {
  margin-bottom: var(--subgroup-space);
}
.team-grid {
  display: grid;
  grid-template-columns: var(--grid-template);
  column-gap: var(--grid-gap);
  row-gap: var(--subgroup-space);
}
.person {
  display: flex;
  flex-direction: column;
  gap: var(--related-space);
  min-width: 0;
}
.person img {
  width: 184px;
  height: 184px;
  object-fit: cover;
  border-radius: 4px;
}
.person h4 {
  font-size: 24px;
  line-height: 30px;
  letter-spacing: -0.02em;
}
.person-role {
  color: var(--secondary);
  font-size: 16px;
  line-height: 24px;
  margin-top: var(--label-space);
}
.person > p {
  max-width: var(--bio-width);
  font-size: 16px;
  line-height: 24px;
}
.person img + div {
  padding-top: 0;
}
.faq {
  display: grid;
  grid-template-columns: var(--grid-template);
  column-gap: var(--grid-gap);
  row-gap: var(--heading-space);
  padding-block: var(--section-space);
}
.section-heading {
  display: flex;
  flex-direction: column;
  gap: var(--content-space);
  align-items: flex-start;
  min-width: 0;
}
.section-heading > p:not(.eyebrow) {
  max-width: var(--reading-width);
  font-size: 20px;
  line-height: 30px;
}
.faq-content {
  grid-column: 7 / -1;
  min-width: 0;
}
.faq-tabs {
  display: flex;
  background: var(--surface-subtle);
  border-radius: 30px;
  padding: var(--space-1);
  gap: var(--space-1);
}
.faq-tabs button {
  flex: 1;
  height: 48px;
  border-radius: 25px;
  background: transparent;
  font-size: 18px;
  line-height: 26px;
  color: var(--secondary);
}
.faq-tabs button[aria-selected="true"] {
  background: #fff;
  color: var(--ink);
}
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 24px 0;
}
.faq details:first-child {
  padding-top: 32px;
}
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  list-style: none;
  cursor: pointer;
  font-size: 24px;
  line-height: 30px;
  letter-spacing: -0.02em;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq details p {
  max-width: var(--reading-width);
  font-size: 18px;
  line-height: 28px;
  margin-top: var(--related-space);
  padding-right: var(--space-12);
}
.disclosure-icon {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
}
.disclosure-icon::before,
.disclosure-icon::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 11px;
  width: 14px;
  height: 1.5px;
  background: var(--ink);
}
.disclosure-icon::after {
  transform: rotate(90deg);
  transition: transform 0.18s;
}
.faq details[open] .disclosure-icon::after {
  transform: rotate(0);
}

.beta {
  display: grid;
  grid-template-columns: var(--grid-template);
  column-gap: var(--grid-gap);
  row-gap: var(--heading-space);
  padding-block: var(--section-space);
}
.beta .section-heading > p:not(.eyebrow) {
  max-width: var(--reading-width);
}
.beta-exchange {
  max-width: var(--reading-width);
  padding-top: var(--label-space);
}
.beta-exchange h3 {
  font-size: 18px;
  line-height: 26px;
  margin-bottom: 8px;
}
.beta-exchange p {
  font-size: 16px;
  line-height: 24px;
}
.beta-form {
  grid-column: 7 / -1;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--content-space);
  min-width: 0;
  background: var(--surface-subtle);
  padding: var(--form-inset);
  border-radius: var(--radius);
}
.beta-form > label,
#contact-form label {
  display: flex;
  flex-direction: column;
  gap: var(--label-space);
  font-size: 16px;
  line-height: 24px;
}
input,
textarea,
.beta-form select {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  padding: 16px;
  border-radius: 4px;
  line-height: 24px;
  min-width: 0;
}
textarea {
  resize: vertical;
  min-height: 88px;
}
input::placeholder,
textarea::placeholder {
  color: var(--secondary);
  opacity: 1;
}
.radio-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--label-space);
}
.radio-options label {
  position: relative;
  cursor: pointer;
}
.radio-options input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  inset: 0;
  margin: 0;
  cursor: pointer;
}
.radio-options span {
  display: block;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 20px;
}
.radio-options input:checked + span {
  background: var(--mint);
  border-color: var(--ink);
}
.radio-options input:focus-visible + span {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}
.honeypot {
  position: absolute !important;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.submit-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.submit-group > .button {
  width: 100%;
}
.form-note,
.preview-note {
  font-size: 14px;
  line-height: 20px;
  color: var(--secondary);
}
.preview-note {
  font-size: 12px;
  line-height: 18px;
}
.form-status:empty {
  display: none;
}
.form-status {
  font-size: 16px;
  line-height: 24px;
  padding: 12px 0;
}
.form-status[data-state="error"],
.field-error {
  color: #9b2420;
}
.form-status[data-state="success"] {
  color: #185c43;
}
.field-error {
  font-size: 14px;
  line-height: 20px;
}
[aria-invalid="true"] {
  border-color: #9b2420;
}

.contact-dialog {
  width: min(560px, calc(100% - 32px));
  max-height: calc(100dvh - 32px);
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: var(--surface);
  overscroll-behavior: contain;
}
.contact-dialog::backdrop {
  background: rgb(25 23 19 / 30%);
  backdrop-filter: blur(6px);
}
.contact-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}
.contact-heading h2 {
  font-size: 40px;
  line-height: 44px;
  margin-top: 12px;
}
.close-button {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-size: 28px;
  background: var(--surface-subtle);
  border-radius: 50%;
  flex: none;
}
#contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
}
.contact-actions .button {
  margin-left: auto;
}
.contact-back {
  background: none;
  padding: 12px 0;
}
.contact-progress {
  font-size: 14px;
  color: var(--secondary);
}
.noscript-note {
  padding: 24px;
  text-align: center;
  background: var(--surface-subtle);
}

/* B1 composition. One shared 12-column grid and a four-pixel spacing scale. */
.hero { background: var(--paper); }
.hero-canvas {
  position: relative;
  container-type: inline-size;
  --aperture-size: calc(var(--page-width) * 720 / 1296);
  --aperture-top: 112px;
  --title-top: calc(var(--aperture-top) + var(--page-width) * 314 / 1296);
  padding-top: calc(var(--aperture-top) + var(--page-width) * 650 / 1296);
  padding-bottom: 38px;
  min-height: calc(112px + var(--page-width) * 848 / 1296);
}
.earth-aperture {
  position: absolute;
  left: calc(50% - var(--aperture-size) / 2);
  top: var(--aperture-top);
  width: var(--aperture-size);
  height: var(--aperture-size);
  border-radius: 50%;
  overflow: clip;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: var(--ink);
}
.earth-aperture img { width: 100%; height: 100%; object-fit: cover; }
.earth-aperture::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgb(25 23 19 / 0%) 10%, rgb(25 23 19 / 10%) 25%, rgb(25 23 19 / 60%) 48%, rgb(25 23 19 / 65%) 76%, rgb(25 23 19 / 38%) 100%);
}
.aperture-title {
  position: absolute;
  left: 0;
  top: var(--title-top);
  width: 100%;
  font-size: 8.641975cqw;
  line-height: 1;
  letter-spacing: -0.045em;
  font-weight: 400;
  color: var(--ink);
}
.aperture-title > span { display: block; white-space: nowrap; }
.mobile-break { display: none; }
/* A duplicate visual layer is hidden from assistive technology. Both text
   layers share exactly the same coordinates; the image circle is the mask. */
.aperture-type-mask {
  position: absolute;
  inset: 0;
  pointer-events: none;
  user-select: none;
  clip-path: circle(calc(var(--aperture-size) / 2) at 50% calc(var(--aperture-top) + var(--aperture-size) / 2));
}
.aperture-type-mask .aperture-title { color: #fff; }
.hero-category { position: absolute; top: 146px; left: 0; line-height: 26px; }
.hero-after { position: relative; display: grid; grid-template-columns: var(--grid-template); gap: var(--grid-gap); }
.hero-explanation { grid-column: 1 / span 4; display: flex; flex-direction: column; align-items: flex-start; gap: 24px; }
.hero-explanation p { font-size: 20px; line-height: 28px; letter-spacing: -0.012em; }
.hero-explanation .text-link { font-size: 16px; line-height: 24px; min-height: 24px; }
.hero-invitation { grid-column: 10 / -1; display: flex; flex-direction: column; gap: 16px; }
.hero-invitation .button { width: 100%; height: 64px; font-size: 20px; line-height: 28px; gap: 16px; }
.hero-invitation p { font-size: 14px; line-height: 20px; color: var(--secondary); }
.journey { background: var(--paper); padding: 24px 0 48px; }
.journey-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.journey a { display: flex; flex-direction: column; gap: 12px; border-top: 1px solid var(--line); padding-top: 16px; font-size: 18px; line-height: 24px; }
.journey a:hover { border-color: var(--ink); }
.journey a:hover > span:last-child { text-decoration: underline; text-underline-offset: 4px; }
/* Sounding B: six columns of focused media, one clear column, five of copy.
   Crop coordinates use the original 1296 × 810 Paper artboards; source WebPs
   are 2× exports. Cropping is presentation-only: the original stays available. */
.chapter { padding-block: var(--section-space); }
.chapter-sounding, .chapter-report { background: var(--paper); }
.chapter-map { background: var(--chapter-blue); }
.chapter-layout {
  display: grid;
  grid-template-columns: var(--grid-template);
  column-gap: var(--grid-gap);
  row-gap: var(--heading-space);
  align-items: center;
}
.chapter-heading {
  grid-column: 8 / -1;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: var(--content-space);
  min-width: 0;
  max-width: 526px;
}
.chapter-heading h2 { font-size: 48px; line-height: 52px; letter-spacing: -0.04em; }
.chapter-description { font-size: 26px; line-height: 36px; letter-spacing: -0.012em; }
.chapter-figure { grid-column: 1 / span 6; grid-row: 1; min-width: 0; }
.chapter-reversed .chapter-heading { grid-column: 1 / span 5; }
.chapter-reversed .chapter-figure { grid-column: 7 / -1; }
.chapter-preview {
  --capture-width: 1296;
  --crop-width: 636;
  --crop-height: calc(var(--crop-width) * 584 / 636);
  --crop-x: 330;
  --crop-y: 196;
  position: relative;
  display: block;
  aspect-ratio: 636 / 584;
  border-radius: 16px;
  box-shadow: 0 12px 40px rgb(25 23 19 / 8%);
  overflow: clip;
  background: #f5f5f7;
}
.chapter-still img {
  position: absolute;
  left: calc(-100% * var(--crop-x) / var(--crop-width));
  top: calc(-100% * var(--crop-y) / var(--crop-height));
  width: calc(100% * var(--capture-width) / var(--crop-width));
  max-width: none;
  height: auto;
}
.chapter-plan .chapter-preview { --crop-width: 640; --crop-x: 14; --crop-y: 149; }
.chapter-map .chapter-preview { --crop-width: 882; --crop-x: 414; --crop-y: 0; }
.chapter-report .chapter-preview { --crop-width: 756; --crop-x: 60; --crop-y: 104; }
/* Future recordings replace the still anchor with a div.chapter-preview and
   a video.chapter-recording. Record the framing; do not crop the video again. */
.chapter-recording { display: block; width: 100%; height: 100%; object-fit: contain; }
.chapter-figure figcaption { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-top: 24px; font-size: 14px; line-height: 20px; color: var(--secondary); }
.chapter-figure figcaption a { flex: none; text-align: right; text-underline-offset: 4px; }
.chapter-figure figcaption a:hover { text-decoration: underline; }
.chapter-invitation { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-top: 1px solid var(--line); padding-top: 24px; }
.chapter-invitation p { font-size: 18px; line-height: 24px; }
.chapter-invitation .button { min-height: 44px; padding: 10px 16px; font-size: 16px; line-height: 24px; }
.team-heading > div, .team-heading > p { grid-column: span 6; min-width: 0; }
.team-grid > .person { grid-column: span 3; }
.team-group > h3 { margin-bottom: 24px; }
.person h4 { line-height: 28px; }
.person-role { min-height: 24px; }
.person > p { max-width: var(--bio-width); }
.team-support { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; border-top: 1px solid var(--line); padding-top: 32px; }
.team-support-group { display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.support-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.specialist-description { font-size: 16px; line-height: 24px; max-width: 580px; }
.faq { padding-top: 80px; }
.faq > .section-heading { grid-column: 1 / span 5; }
.faq-content { grid-column: 6 / -1; }
.beta-surface { background: var(--invitation-green); }
.beta > .section-heading { grid-column: 1 / span 6; }
.beta-form { grid-column: 8 / -1; background: white; }
p { max-width: var(--reading-width); }
.person h4, .person-role { overflow-wrap: anywhere; }

@media (min-width: 1024px) and (max-width: 1199px) {
  .brand, .nav-action { width: 224px; }
  .nav-links { gap: 24px; }
  .hero-canvas { padding-top: calc(var(--aperture-top) + var(--aperture-size) + 32px); padding-bottom: 48px; }
  .hero-explanation { grid-column: 1 / span 6; }
  .hero-invitation { grid-column: 9 / -1; }
  .chapter-heading h2 { font-size: 40px; line-height: 44px; }
  .chapter-description { font-size: 22px; line-height: 32px; }
  .person h4 { font-size: 22px; line-height: 28px; }
}
@media (max-width: 1023px) {
  :root { --page-width: calc(100vw - 2 * max(32px, 5vw)); --grid-columns: 8; --form-inset: 24px; }
  .brand, .nav-action { width: auto; }
  .brand-product { gap: 8px; }
  .beta-label { display: none; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: 14px; }
  .nav-cta { width: 180px; font-size: 14px; padding-inline: 12px; }
  .hero-canvas { --aperture-size: calc(var(--page-width) * 2 / 3); --aperture-top: 120px; --title-top: calc(var(--aperture-top) + var(--page-width) * .28); padding-top: calc(var(--aperture-top) + var(--aperture-size) + 32px); padding-bottom: 48px; }
  .hero-explanation { grid-column: 1 / span 4; }
  .hero-explanation p { font-size: 18px; }
  .hero-invitation { grid-column: 6 / -1; }
  .hero-invitation .button { font-size: 18px; padding-inline: 16px; }
  .hero-category { font-size: 10px; line-height: 22px; }
  .journey-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 24px; }
  .chapter-layout { row-gap: 32px; }
  .chapter-heading, .chapter-reversed .chapter-heading { grid-column: 1 / -1; grid-row: auto; max-width: 636px; }
  .chapter-figure, .chapter-reversed .chapter-figure { grid-column: 1 / -1; grid-row: auto; width: 100%; max-width: 636px; }
  .chapter-heading h2 { font-size: 40px; line-height: 44px; }
  .chapter-description { font-size: 24px; line-height: 34px; }
  .team-heading > div, .team-heading > p { grid-column: span 4; }
  .team-heading h2, .section-heading h2 { font-size: 40px; line-height: 44px; }
  .team-heading > p { font-size: 18px; line-height: 28px; }
  .team-grid > .person { grid-column: span 4; }
  .team-support { grid-template-columns: minmax(0, 1fr); row-gap: 48px; }
  .person { gap: 16px; }
  .team-grid { row-gap: 48px; }
  .faq > .section-heading, .beta > .section-heading { grid-column: 1 / span 3; }
  .faq-content, .beta-form { grid-column: 5 / -1; }
  .faq summary { font-size: 22px; line-height: 28px; }
  .faq details p { font-size: 16px; line-height: 26px; padding-right: 0; }
  .section-heading > p:not(.eyebrow) { font-size: 18px; line-height: 28px; }
}
@media (max-width: 719px) {
  :root { --page-width: calc(100vw - 48px); --grid-columns: 4; --grid-gap: 16px; --section-space: 64px; --heading-space: 32px; }
  html { scroll-padding-top: 96px; }
  .toolbar, .is-compact .toolbar { top: 12px; width: var(--page-width); height: 56px; padding: 8px 12px; border-radius: 16px; }
  .brand, .is-compact .brand { width: auto; gap: 16px; }
  .brand-mark, .is-compact .brand-mark { width: 30px; height: 29px; }
  .brand-product, .is-compact .brand-product { padding-left: 16px; }
  .iris-wordmark, .is-compact .iris-wordmark { font-size: 24px; line-height: 28px; }
  .nav-links, .nav-action { display: none; }
  .menu-toggle { display: flex; align-items: center; gap: 12px; padding: 8px 4px; min-height: 44px; background: transparent; font-size: 14px; }
  .menu-toggle span { font-size: 20px; }
  .mobile-menu { position: fixed; top: 76px; left: var(--page-edge); width: var(--page-width); max-height: calc(100dvh - 100px); overflow: auto; padding: 24px; background: rgb(245 243 234 / 96%); backdrop-filter: blur(20px); border: 1px solid var(--glass-edge); border-radius: 16px; box-shadow: 0 8px 30px rgb(25 23 19 / 8%); }
  .mobile-menu > a:not(.button) { display: flex; justify-content: space-between; padding-block: 16px; border-bottom: 1px solid var(--line); font-size: 22px; line-height: 28px; }
  .mobile-menu .button { display: flex; margin-top: 24px; font-size: 16px; min-height: 52px; padding-inline: 16px; gap: 12px; }
  .hero-canvas { --aperture-size: min(var(--page-width), 480px); --aperture-top: 152px; --title-top: calc(var(--aperture-top) + var(--aperture-size) * .33); padding-top: calc(var(--aperture-top) + var(--aperture-size) + 32px); padding-bottom: 40px; }
  .aperture-title { font-size: clamp(36px, 12.28cqw, 64px); line-height: 1.07; letter-spacing: -0.04em; }
  .mobile-break { display: block; }
  .hero-category { top: 96px; line-height: 16px; font-size: 10px; }
  .hero-after { row-gap: 24px; }
  .hero-explanation, .hero-invitation { grid-column: 1 / -1; }
  .hero-explanation { gap: 16px; }
  .hero-explanation .text-link { min-height: 44px; }
  .hero-invitation { gap: 12px; }
  .hero-invitation .button { height: 56px; font-size: 18px; padding-inline: 20px; }
  .hero-invitation p { font-size: 13px; line-height: 20px; }
  .journey { padding: 16px 0 32px; }
  .journey-grid { gap: 24px 16px; }
  .journey a { gap: 8px; font-size: 16px; line-height: 22px; }
  .journey .eyebrow { font-size: 10px; line-height: 16px; }
  .chapter { padding-block: var(--section-space); }
  .chapter-heading { gap: 24px; }
  .chapter-description { font-size: 20px; line-height: 30px; }
  .chapter-heading h2 { font-size: 36px; line-height: 40px; }
  .chapter-preview { border-radius: 8px; box-shadow: 0 8px 24px rgb(25 23 19 / 6%); }
  .chapter-figure figcaption { gap: 16px; margin-top: 16px; }
  .chapter-figure figcaption > span { max-width: 27ch; }
  .chapter-figure figcaption a { text-align: left; min-height: 44px; display: flex; align-items: center; gap: 8px; }
  .chapter-invitation { flex-direction: column; align-items: stretch; gap: 24px; padding-top: 24px; }
  .chapter-invitation p { font-size: 18px; line-height: 28px; }
  .chapter-invitation .button { min-height: 52px; }
  .team-heading > div, .team-heading > p, .faq > .section-heading, .faq-content, .beta > .section-heading, .beta-form { grid-column: 1 / -1; }
  .team-heading { row-gap: 24px; }
  .team-heading h2, .section-heading h2 { font-size: 36px; line-height: 40px; }
  .team-grid > .person { grid-column: span 2; }
  .person img { width: 100%; max-width: 184px; height: auto; aspect-ratio: 1; }
  .person h4 { font-size: 22px; line-height: 26px; }
  .person-role { font-size: 14px; line-height: 20px; }
  .support-grid { gap: 24px 16px; }
  .faq { padding-top: 64px; }
  .faq-tabs button { font-size: 16px; height: 44px; }
  .faq summary { font-size: 21px; line-height: 27px; gap: 16px; }
  .faq details { padding-block: 24px; }
  .radio-options span { padding: 12px 8px; font-size: 13px; }
  .submit-group .button { padding-inline: 16px; gap: 16px; font-size: 16px; }
  .contact-dialog { padding: 24px; }
  .contact-heading h2 { font-size: 36px; line-height: 40px; }
  .contact-actions .button { padding-inline: 16px; gap: 16px; font-size: 16px; }
}
@media (max-width: 479px) {
  .team-grid > .person { grid-column: 1 / -1; display: grid; grid-template-columns: 96px minmax(0, 1fr); align-items: start; gap: 16px; }
  .team-grid > .person > p { grid-column: 1 / -1; }
  .team-grid { row-gap: 32px; }
  .support-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .person h4 { overflow-wrap: normal; }
}
@media (max-width: 359px) {
  :root { --page-width: calc(100vw - 40px); --form-inset: 16px; }
  .mobile-menu { padding: 16px; }
  .chapter-heading h2 { font-size: 32px; line-height: 36px; }
}
@media (pointer: coarse) and (min-width: 720px) {
  .is-compact .toolbar { height: 56px; }
  .is-compact .nav-cta { height: 44px; }
  .nav-links a { padding-block: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Native role control uses the same treatment as the existing beta fields. */
.beta-form select { font: inherit; color: var(--ink); }
.beta-form select:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

.form-privacy-note { margin: 0; color: var(--secondary); font-size: 14px; line-height: 1.5; }
.form-privacy-note a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }

[data-contact-step] .form-privacy-note { margin-top: 12px; }