/* Assisted Intelligence
   Editorial, calm, high contrast. System fonts only, no web font binaries.
   Light is the primary design; dark mode is a full token swap, not an inversion filter. */

:root {
  color-scheme: light dark;

  --paper: #faf8f4;
  --surface: #ffffff;
  --surface-sunk: #f2efe8;
  --ink: #14171a;
  --ink-soft: #4c545b;
  --ink-faint: #767f87;
  --rule: #e0dbd0;
  --rule-strong: #c9c2b3;
  --accent: #0e4b45;
  --accent-hover: #0a3833;
  --accent-ink: #ffffff;
  --accent-wash: #e8f0ee;
  --dark-ground: #12181a;
  --dark-ink: #eef0ec;
  --dark-ink-soft: #a8b2b0;
  --dark-rule: #2a3436;
  --focus: #0e4b45;

  --font-display: ui-serif, Georgia, "Iowan Old Style", "Times New Roman", serif;
  --font-body: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --measure: 68ch;
  --container: 74rem;
  --gap: 1.5rem;
  --radius: 3px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #101416;
    --surface: #161c1e;
    --surface-sunk: #1b2224;
    --ink: #eef0ec;
    --ink-soft: #b3bcba;
    --ink-faint: #8b9694;
    --rule: #293234;
    --rule-strong: #3a4547;
    --accent: #6fbdb0;
    --accent-hover: #8fd0c5;
    --accent-ink: #08211e;
    --accent-wash: #172a28;
    --dark-ground: #080c0d;
    --dark-ink: #eef0ec;
    --dark-ink-soft: #a8b2b0;
    --dark-rule: #232c2e;
    --focus: #6fbdb0;
  }
}

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

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0 0 1rem;
  text-wrap: pretty;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent);
}

img {
  max-width: 100%;
  height: auto;
}

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

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.75rem 1.25rem;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 40;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.875rem;
  flex-wrap: wrap;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.wordmark__mark {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  flex: none;
}

.wordmark__text {
  display: grid;
}

.wordmark__name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.wordmark__tagline {
  font-size: 0.75rem;
  color: var(--ink-faint);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  color: inherit;
  font: inherit;
  font-size: 0.85rem;
  padding: 0.45rem 0.75rem;
  cursor: pointer;
}

.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 16px;
  height: 1.5px;
  background: currentColor;
  content: "";
}

.nav-toggle__bars {
  position: relative;
}

.nav-toggle__bars::before {
  position: absolute;
  top: -5px;
}

.nav-toggle__bars::after {
  position: absolute;
  top: 5px;
}

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

.site-nav__list {
  display: flex;
  gap: 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

.site-nav__list a {
  text-decoration: none;
  color: var(--ink-soft);
  padding-block: 0.25rem;
  border-bottom: 1.5px solid transparent;
}

.site-nav__list a:hover,
.site-nav__list a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switch {
  font-size: 0.82rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-strong);
  padding-bottom: 1px;
}

/* ---------- Buttons ---------- */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 0.7rem 1.35rem;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--accent-ink);
}

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

.button--ghost:hover {
  background: var(--accent-wash);
  border-color: var(--accent);
  color: var(--ink);
}

.button--small {
  padding: 0.5rem 0.95rem;
  font-size: 0.85rem;
}

.link-arrow {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.link-arrow::after {
  content: " \2192";
}

/* ---------- Hero ---------- */

.hero {
  padding-block: clamp(3.5rem, 9vw, 7rem) clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--rule);
}

.hero__eyebrow,
.page-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.25rem;
}

.hero__title {
  font-size: clamp(2.75rem, 7vw, 5rem);
  max-width: 16ch;
}

.hero__lede {
  margin-top: 1.75rem;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 58ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero__note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--ink-faint);
}

.page-hero {
  padding-block: clamp(2.75rem, 6vw, 4.5rem) clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--rule);
}

.page-hero__title {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  max-width: 20ch;
}

.page-hero--narrow .page-hero__title {
  max-width: 26ch;
}

.page-hero__lede {
  margin-top: 1.5rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--ink-soft);
  max-width: 62ch;
}

.page-hero__note {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--ink-faint);
  max-width: 62ch;
}

/* ---------- Front door ---------- */

.front-door {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  background: var(--surface);
  border-bottom: 1px solid var(--rule);
}

.front-door__question {
  font-size: clamp(1.6rem, 3.4vw, 2.35rem);
  max-width: 22ch;
  margin-top: 0.75rem;
}

.front-door__help {
  margin-top: 0.9rem;
  color: var(--ink-soft);
  max-width: 52ch;
}

.front-door__options {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.front-door__option {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.05rem 0.25rem;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: var(--ink);
  font-size: 1.05rem;
  transition: background-color 0.12s ease, padding-left 0.12s ease;
}

.front-door__option:hover {
  background: var(--accent-wash);
  padding-left: 0.75rem;
  color: var(--ink);
}

.front-door__arrow {
  color: var(--accent);
  flex: none;
}

/* ---------- Sections ---------- */

.section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.section--inset {
  background: var(--surface);
  border-block: 1px solid var(--rule);
}

.section--dark {
  background: var(--dark-ground);
  color: var(--dark-ink);

  /* The light-mode accent is unreadable on a near-black ground, so dark sections
     carry the dark-mode accent regardless of the visitor's colour scheme. */
  --accent: #6fbdb0;
  --accent-hover: #8fd0c5;
  --accent-ink: #08211e;
  --accent-wash: #172a28;
  --ink: var(--dark-ink);
  --ink-soft: var(--dark-ink-soft);
  --rule-strong: var(--dark-rule);
}

.section--dark .section-head__heading,
.section--dark .closing__heading {
  color: var(--dark-ink);
}

.section--dark .section-head__lede,
.section--dark .closing__body {
  color: var(--dark-ink-soft);
}

.section--dark .section-head__index,
.section--dark .section-head__eyebrow {
  color: var(--dark-ink-soft);
}

.section-head {
  max-width: var(--measure);
  margin-bottom: 2.5rem;
}

.section-head__meta {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1rem;
}

.section-head__index {
  color: var(--accent);
}

.section-head__heading {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
}

.section-head__lede {
  margin-top: 1.1rem;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.section-note {
  max-width: var(--measure);
  color: var(--ink-soft);
  margin-top: 2rem;
}

.section-note--honest {
  border-left: 2px solid var(--accent);
  padding-left: 1.15rem;
  font-style: normal;
}

.section-cta {
  margin-top: 2.25rem;
}

.subheading {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 2.5rem 0 1rem;
}

/* ---------- Symptom grid ---------- */

.symptom-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
}

.symptom {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 1.35rem 1.25rem 1.35rem 0;
  border-bottom: 1px solid var(--rule);
  margin: 0;
  font-size: 1.02rem;
}

.symptom__index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  flex: none;
}

/* ---------- Chain ---------- */

.chain {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
  max-width: 62rem;
}

.chain--wide {
  max-width: none;
}

.chain__item {
  display: grid;
  grid-template-columns: 3rem 12rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--rule);
}

.chain__index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
}

.chain__label {
  font-weight: 600;
}

.chain__note {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

/* ---------- CLEAR grid ---------- */

.clear-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 1px;
  background: var(--dark-rule);
  border: 1px solid var(--dark-rule);
}

.clear-card {
  background: var(--dark-ground);
  padding: 1.75rem 1.35rem;
}

.clear-card__letter {
  font-family: var(--font-display);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--accent);
  margin: 0 0 1rem;
}

.clear-card__name {
  font-size: 1.05rem;
  color: var(--dark-ink);
}

.clear-card__question {
  margin-top: 0.6rem;
  color: var(--dark-ink-soft);
  font-size: 0.92rem;
}

/* ---------- Stages ---------- */

.stage-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.stage {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 1.5rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--rule);
}

.stage-list--compact .stage {
  padding: 1.5rem 0;
  grid-template-columns: 4rem 1fr;
}

.stage__marker {
  display: grid;
  gap: 0.35rem;
  align-content: start;
}

.stage__letter {
  font-family: var(--font-display);
  font-size: 2.6rem;
  line-height: 1;
  color: var(--accent);
}

.stage__index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}

.stage__name {
  font-size: 1.35rem;
}

.stage__question {
  margin-top: 0.4rem;
  color: var(--accent);
  font-size: 0.98rem;
}

.stage__text {
  margin-top: 0.9rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}

.stage__outputs-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 1.25rem 0 0.5rem;
}

.stage__outputs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.stage__outputs li {
  font-size: 0.85rem;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  padding: 0.25rem 0.6rem;
  color: var(--ink-soft);
}

/* ---------- Offers ---------- */

.offer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 1.25rem;
}

.offer-card {
  border: 1px solid var(--rule);
  background: var(--paper);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.offer-card__key {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0;
}

.offer-card__name {
  font-size: 1.3rem;
}

.offer-card__promise {
  margin: 0;
  color: var(--ink);
}

.offer-card__for {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink-faint);
}

.offer-card .link-arrow {
  margin-top: auto;
  align-self: start;
}

/* ---------- Lists ---------- */

.check-list,
.principle-list,
.boundary-list,
.numbered-list {
  max-width: var(--measure);
  padding: 0;
}

.check-list {
  list-style: none;
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.check-list li {
  padding: 0.9rem 0 0.9rem 1.9rem;
  border-bottom: 1px solid var(--rule);
  position: relative;
}

.check-list li::before {
  content: "\2014";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.check-list--tight li {
  padding-block: 0.6rem;
}

.numbered-list {
  margin: 0;
  padding-left: 1.35rem;
  display: grid;
  gap: 0.85rem;
}

.principle-list {
  list-style: none;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.principle-list li {
  padding-left: 1.35rem;
  position: relative;
  color: var(--ink-soft);
}

.principle-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.55rem;
  height: 1px;
  background: var(--accent);
}

.principle-list--large li {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--ink);
}

.boundary-list {
  list-style: none;
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--dark-rule);
  max-width: none;
}

.boundary-list li {
  padding: 1.1rem 0 1.1rem 2rem;
  border-bottom: 1px solid var(--dark-rule);
  position: relative;
  color: var(--dark-ink);
}

.boundary-list li::before {
  content: "\00d7";
  position: absolute;
  left: 0.35rem;
  color: var(--accent);
  font-size: 1.1rem;
}

.tag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag-list li {
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  padding: 0.35rem 0.7rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.tag-list--small li {
  font-size: 0.78rem;
  padding: 0.2rem 0.5rem;
}

.tag-list a {
  text-decoration: none;
}

/* ---------- Formats, lanes, talks ---------- */

.format-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.25rem;
}

.format-card {
  border-top: 2px solid var(--accent);
  padding-top: 1.1rem;
}

.format-card__name {
  font-size: 1.15rem;
}

.format-card__body {
  margin-top: 0.6rem;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.lane-list {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.lane {
  border: 1px solid var(--rule);
  padding: 1.75rem 1.5rem;
  background: var(--paper);
}

.lane__name {
  font-size: 1.25rem;
}

.lane__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 1.25rem 0 0.4rem;
}

.lane__body {
  color: var(--ink-soft);
  font-size: 0.98rem;
  margin: 0;
}

.lane__list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  display: grid;
  gap: 0.35rem;
}

.talk-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.talk {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.25rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--rule);
}

.talk__index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  margin: 0;
}

.talk__title {
  font-size: 1.5rem;
}

.talk__subtitle {
  margin-top: 0.35rem;
  color: var(--accent);
  font-size: 1rem;
}

.talk__abstract {
  margin-top: 0.9rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}

.talk__audience {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-faint);
}

.talk__audience-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---------- Founders ---------- */

.founder-grid {
  display: grid;
  gap: 2rem;
}

.founder-grid--compact {
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
}

.founder-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
}

.founder-card--full {
  border-top: 1px solid var(--rule);
  padding-top: 2rem;
}

.founder-card__portrait {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  overflow: hidden;
  background: var(--accent-wash);
  display: grid;
  place-items: center;
  flex: none;
}

.founder-card__portrait--large {
  width: 7rem;
  height: 7rem;
}

.founder-card__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder-card__initials {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent);
}

.founder-card__name {
  font-size: 1.25rem;
}

.founder-card__title {
  margin: 0.25rem 0 0.75rem;
  font-size: 0.88rem;
  color: var(--accent);
}

.founder-card__bio {
  color: var(--ink-soft);
  font-size: 0.98rem;
  max-width: 60ch;
}

.founder-card__link {
  margin-top: 0.9rem;
}

/* ---------- Closing ---------- */

.closing {
  max-width: 46rem;
}

.closing__heading {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
}

.closing__body {
  margin-top: 1.1rem;
  color: var(--dark-ink-soft);
  font-size: 1.05rem;
}

.closing__principles {
  list-style: none;
  margin: 1.75rem 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--dark-ink);
}

.closing__link {
  margin-top: 1.25rem;
}

/* ---------- Cohorts and empty states ---------- */

.empty-state {
  border: 1px dashed var(--rule-strong);
  padding: 2rem 1.75rem;
  max-width: var(--measure);
}

.empty-state__title {
  font-size: 1.25rem;
}

.empty-state__body {
  margin-top: 0.75rem;
  color: var(--ink-soft);
  margin-bottom: 0;
}

.cohort-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.cohort {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--rule);
}

.cohort__date {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0;
}

.cohort__meta {
  margin: 0.35rem 0 0.6rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* ---------- Splits ---------- */

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 2.5rem;
}

.split--form {
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  align-items: start;
}

.contact-aside {
  border-left: 2px solid var(--accent);
  padding-left: 1.35rem;
}

/* ---------- Forms ---------- */

.form-shell {
  max-width: 44rem;
}

.form-shell__heading {
  font-size: 1.6rem;
}

.form-shell__intro {
  margin-top: 0.8rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}

.form {
  margin-top: 1.75rem;
}

.form__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.1rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}

.field__required {
  color: var(--accent);
  margin-left: 0.2rem;
}

.field__optional {
  font-weight: 400;
  color: var(--ink-faint);
}

.field__hint {
  font-size: 0.82rem;
  color: var(--ink-faint);
  margin: 0;
}

.field__input {
  font: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  padding: 0.6rem 0.7rem;
  width: 100%;
}

.field__input:focus-visible {
  border-color: var(--accent);
}

.field__input--area {
  resize: vertical;
  min-height: 7rem;
}

.field--invalid .field__input {
  border-color: #b3261e;
}

.field__error {
  font-size: 0.82rem;
  color: #b3261e;
  margin: 0;
}

@media (prefers-color-scheme: dark) {
  .field--invalid .field__input {
    border-color: #f2b8b5;
  }
  .field__error {
    color: #f2b8b5;
  }
}

.choice-group {
  border: 0;
  padding: 0;
  margin: 0 0 1.75rem;
}

.choice-group__legend {
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0;
  margin-bottom: 0.4rem;
}

.choice-group__help {
  font-size: 0.9rem;
  color: var(--ink-faint);
  margin-bottom: 0.9rem;
}

.choice-group__options {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.choice {
  border-bottom: 1px solid var(--rule);
}

.choice__input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.choice__label {
  display: block;
  padding: 0.85rem 0.85rem 0.85rem 2.4rem;
  cursor: pointer;
  position: relative;
  font-size: 1rem;
}

.choice__label::before {
  content: "";
  position: absolute;
  left: 0.6rem;
  top: 1.05rem;
  width: 0.95rem;
  height: 0.95rem;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  background: var(--surface);
}

.choice__input:checked + .choice__label {
  background: var(--accent-wash);
}

.choice__input:checked + .choice__label::before {
  border-color: var(--accent);
  border-width: 5px;
}

.choice__input:focus-visible + .choice__label {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
}

.checkbox {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem;
  align-items: start;
  margin-top: 1rem;
}

.checkbox__input {
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.28rem;
  accent-color: var(--accent);
}

.checkbox__label {
  font-size: 0.92rem;
  color: var(--ink-soft);
  cursor: pointer;
}

.consent {
  margin-top: 1.75rem;
  border-top: 1px solid var(--rule);
  padding-top: 1.25rem;
}

.consent__note {
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--ink-faint);
}

.form__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.form__legal {
  font-size: 0.82rem;
  color: var(--ink-faint);
  margin: 0;
}

.form-alert {
  border-left: 3px solid var(--accent);
  background: var(--accent-wash);
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.form-alert--error {
  border-left-color: #b3261e;
  background: rgba(179, 38, 30, 0.07);
}

.form-alert__title {
  font-weight: 600;
  margin: 0 0 0.35rem;
}

.form-alert p:last-child {
  margin-bottom: 0;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Diagnostic ---------- */

.diagnostic__head {
  max-width: 40rem;
}

.diagnostic__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.diagnostic__lede {
  margin-top: 1rem;
  color: var(--ink-soft);
}

.steps {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  max-width: 44rem;
}

.step {
  margin-bottom: 3rem;
}

.step[hidden] {
  display: none;
}

.step__heading {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.6rem;
}

.step__counter {
  color: var(--accent);
}

.step__intro {
  color: var(--ink-soft);
  max-width: var(--measure);
  margin-bottom: 1.5rem;
}

.step__nav {
  display: flex;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

/* ---------- Result ---------- */

.result__headline {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  max-width: 22ch;
  margin-top: 0.75rem;
}

.result__grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 3rem;
  margin-top: 3rem;
}

.result__block {
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}

.result__block:last-child {
  border-bottom: 0;
  margin-bottom: 0;
}

.result__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.85rem;
}

.result__body {
  font-size: 1.05rem;
  color: var(--ink);
  max-width: var(--measure);
}

.result__aside {
  font-size: 0.9rem;
  color: var(--ink-faint);
}

.result__recommendation {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.result__leave {
  margin: 1.25rem 0 1.75rem;
  padding-left: 1.15rem;
  color: var(--ink-soft);
  display: grid;
  gap: 0.4rem;
}

.result__side {
  border-left: 1px solid var(--rule);
  padding-left: 1.75rem;
}

.result__domain {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 2rem;
}

.result__reasons {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

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

.result__reasons li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.45rem;
  height: 1px;
  background: var(--accent);
}

.result__permalink {
  font-size: 0.82rem;
  color: var(--ink-faint);
}

/* ---------- Prose ---------- */

.prose {
  max-width: var(--measure);
}

.prose__section {
  margin-bottom: 2.5rem;
}

.prose h2 {
  font-size: 1.3rem;
  margin-bottom: 0.85rem;
}

.prose ul {
  padding-left: 1.15rem;
  display: grid;
  gap: 0.5rem;
  color: var(--ink-soft);
}

.prose p {
  color: var(--ink-soft);
}

.prose__contact {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--rule);
  background: var(--surface);
  padding-block: 3rem 2rem;
  margin-top: 0;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: 2.5rem;
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0;
}

.site-footer__tagline {
  color: var(--ink-faint);
  margin: 0.25rem 0 1rem;
  font-size: 0.9rem;
}

.site-footer__contact {
  margin: 0;
  font-size: 0.92rem;
}

.site-footer__nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  columns: 2;
  column-gap: 2rem;
  font-size: 0.92rem;
}

.site-footer__nav li {
  margin-bottom: 0.6rem;
  break-inside: avoid;
}

.site-footer__nav a {
  text-decoration: none;
  color: var(--ink-soft);
}

.site-footer__nav a:hover {
  color: var(--accent);
}

.site-footer__legal {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}

.site-footer__legal p {
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin: 0;
  max-width: var(--measure);
}

/* ---------- Responsive ---------- */

@media (max-width: 60rem) {
  .result__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .result__side {
    border-left: 0;
    border-top: 1px solid var(--rule);
    padding-left: 0;
    padding-top: 1.75rem;
  }

  .split--form {
    grid-template-columns: 1fr;
  }

  .chain__item {
    grid-template-columns: 2.5rem 1fr;
  }

  .chain__note {
    grid-column: 2;
  }
}

@media (max-width: 52rem) {
  .nav-toggle {
    display: inline-flex;
    order: 2;
  }

  .site-nav {
    display: none;
    order: 3;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-bottom: 1rem;
  }

  .site-nav[data-open="true"] {
    display: flex;
  }

  .site-nav__list {
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--rule);
  }

  .site-nav__list li {
    border-bottom: 1px solid var(--rule);
  }

  .site-nav__list a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 0;
  }

  .site-nav__actions {
    padding-top: 1rem;
    justify-content: space-between;
  }

  .stage {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .stage__marker {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
  }

  .talk {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

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

  .site-footer__inner {
    grid-template-columns: 1fr;
  }
}

@media print {
  .site-header,
  .site-footer,
  .hero__actions,
  .button {
    display: none;
  }
}