@font-face {
  font-family: "Recursive";
  src: url("assets/Recursive_VF.woff2") format("woff2-variations");
  font-style: oblique 0deg 15deg;
  font-weight: 300 1000;
  font-display: swap;
}

:root {
  --ink: oklch(0.16 0.026 258);
  --ink-soft: oklch(0.3 0.025 258);
  --paper: oklch(0.975 0.009 235);
  --paper-blue: oklch(0.935 0.03 225);
  --signal: oklch(0.79 0.155 218);
  --signal-bright: oklch(0.86 0.155 203);
  --blue: oklch(0.55 0.25 266);
  --amber: oklch(0.87 0.145 83);
  --red: oklch(0.72 0.17 25);
  --line: color-mix(in oklch, var(--ink) 22%, transparent);
  --font: "Recursive", "Arial Narrow", Arial, sans-serif;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  font-kerning: normal;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 20rem;
  min-height: 100vh;
  background: var(--paper);
}

button,
a,
input {
  font: inherit;
}

a {
  color: inherit;
  text-decoration-thickness: 0.075em;
  text-underline-offset: 0.22em;
}

button {
  color: inherit;
}

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

h1,
h2,
p,
ol,
ul {
  margin-top: 0;
}

h1,
h2 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-180%);
}

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

:focus-visible {
  outline: 0.18rem solid currentColor;
  outline-offset: 0.25rem;
}

.diagnostic-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 4.75rem;
  padding: 0.75rem clamp(1.25rem, 4vw, 4.5rem);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.diagnostic-header > p {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 680;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 680;
}

.diagnostic-header > a:last-child {
  justify-self: end;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 650;
}

.diagnostic-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  width: fit-content;
  text-decoration: none;
  font-size: 1.45rem;
  font-weight: 820;
  letter-spacing: -0.065em;
  font-variation-settings: "MONO" 0, "CASL" 0.15, "wght" 820;
}

.diagnostic-brand img {
  width: 2.25rem;
  height: auto;
}

.intro-screen {
  display: grid;
  grid-template-columns: minmax(14rem, 28%) 1fr;
  min-height: calc(100vh - 4.75rem);
}

.intro-index {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100%;
  padding: clamp(2rem, 4.5vw, 5rem);
  background: var(--signal-bright);
  border-right: 1px solid var(--ink);
}

.intro-index span {
  font-size: 0.83rem;
  font-weight: 680;
  letter-spacing: 0.12em;
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 680;
}

.intro-index img {
  width: min(100%, 17rem);
}

.intro-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 72rem;
  padding: clamp(3.5rem, 8vw, 9rem) clamp(1.5rem, 7vw, 8rem);
}

.result-banner > p:first-child,
.question-context > p:first-child {
  margin-bottom: 1.5rem;
  font-size: 0.78rem;
  font-weight: 680;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 680;
}

.intro-content h1 {
  max-width: 11ch;
  margin-bottom: 1.75rem;
  font-size: clamp(3.4rem, 8vw, 8.25rem);
  line-height: 0.88;
  letter-spacing: -0.045em;
  font-variation-settings: "MONO" 0, "CASL" 0.2, "wght" 800;
}

.intro-lead {
  max-width: 39ch;
  margin-bottom: 2.5rem;
  font-size: clamp(1.25rem, 2.2vw, 1.9rem);
  line-height: 1.3;
  font-weight: 520;
}

.tool-promises {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  padding: 0;
  margin-bottom: 2.5rem;
  list-style: none;
  border-top: 1px solid var(--line);
}

.tool-promises li {
  flex: 1 1 12rem;
  padding: 0.85rem 1.25rem 0.85rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
  font-weight: 610;
}

.tool-promises li::before {
  content: "✓";
  margin-right: 0.55rem;
  font-weight: 800;
}

.intro-actions,
.question-actions,
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button-primary,
.button-secondary,
.button-text {
  min-height: 3rem;
  padding: 0.75rem 1.1rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  font-weight: 720;
}

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

.button-primary:hover:not(:disabled) {
  background: var(--blue);
}

.button-secondary {
  background: transparent;
}

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

.button-text {
  border-color: transparent;
  background: transparent;
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.button-primary:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.method-note {
  max-width: 43rem;
  margin-top: 2.5rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.method-note summary,
.answer-review summary {
  min-height: 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-weight: 690;
}

.method-note summary::after,
.answer-review summary::after {
  content: "+";
  font-size: 1.35rem;
}

.method-note[open] summary::after,
.answer-review[open] summary::after {
  content: "−";
}

.method-note p {
  max-width: 62ch;
  padding: 0.5rem 0 1.5rem;
  margin: 0;
  line-height: 1.55;
}

.question-screen {
  display: grid;
  grid-template-columns: minmax(18rem, 36%) 1fr;
  min-height: calc(100vh - 4.75rem);
}

.question-context {
  padding: clamp(2.5rem, 5vw, 5.5rem) clamp(1.5rem, 4vw, 4.5rem);
  border-right: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.question-context h2 {
  max-width: 10ch;
  margin-bottom: clamp(4rem, 12vw, 10rem);
  font-size: clamp(2.3rem, 4vw, 4.75rem);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.progress-copy {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  font-weight: 670;
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 670;
}

.progress-track {
  height: 0.35rem;
  overflow: hidden;
  background: color-mix(in oklch, var(--paper) 28%, transparent);
}

#progress-fill {
  width: 100%;
  height: 100%;
  background: var(--signal-bright);
  transform: scaleX(0.142857);
  transform-origin: left;
  transition: transform 180ms ease-out;
}

.privacy-note {
  max-width: 32ch;
  margin: 1.25rem 0 0;
  color: color-mix(in oklch, var(--paper) 72%, transparent);
  font-size: 0.82rem;
  line-height: 1.45;
}

.question-stage {
  display: flex;
  align-items: center;
  padding: clamp(3rem, 7vw, 8rem) clamp(1.5rem, 7vw, 8rem);
}

.question-stage form {
  width: min(100%, 57rem);
}

.question-stage fieldset {
  padding: 0;
  margin: 0;
  border: 0;
}

.question-stage legend {
  max-width: 18ch;
  padding: 0;
  margin-bottom: 1.25rem;
  font-size: clamp(2.25rem, 4.6vw, 5.1rem);
  line-height: 0.96;
  letter-spacing: -0.045em;
  font-weight: 790;
}

#question-context-copy {
  max-width: 56ch;
  margin-bottom: 2.5rem;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ink-soft);
}

#answer-options {
  border-top: 1px solid var(--ink);
}

.answer-option {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  min-height: 4.5rem;
  padding: 1rem 0.75rem;
  border-bottom: 1px solid var(--ink);
  cursor: pointer;
}

.answer-option:hover {
  background: var(--paper-blue);
}

.answer-option:has(input:checked) {
  background: var(--signal-bright);
}

.answer-option input {
  width: 1.2rem;
  height: 1.2rem;
  margin: 0.2rem 0 0;
  accent-color: var(--ink);
}

.answer-copy {
  display: grid;
  gap: 0.35rem;
}

.answer-label {
  font-size: 1.05rem;
  line-height: 1.35;
  font-weight: 680;
}

.answer-explanation {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.45;
}

.form-error {
  margin: 1rem 0 0;
  color: oklch(0.45 0.2 25);
  font-weight: 680;
}

.question-actions {
  justify-content: space-between;
  margin-top: 2rem;
}

.result-banner {
  min-height: 25rem;
  padding: clamp(3rem, 7vw, 8rem) clamp(1.25rem, 5vw, 6rem);
  border-bottom: 1px solid var(--ink);
  background: var(--signal-bright);
}

.result-screen[data-result="prototype"] .result-banner {
  background: var(--paper-blue);
}

.result-screen[data-result="pause"] .result-banner {
  background: var(--amber);
}

.result-screen[data-result="dont"] .result-banner {
  background: color-mix(in oklch, var(--red) 64%, var(--paper));
}

.result-banner h1 {
  margin-bottom: 1rem;
  font-size: clamp(4.25rem, 11vw, 11.5rem);
  line-height: 0.84;
  letter-spacing: -0.045em;
  font-variation-settings: "MONO" 0, "CASL" 0.18, "wght" 820;
}

.result-banner > p:last-child {
  max-width: 54ch;
  margin: 0;
  font-size: clamp(1.2rem, 2.2vw, 2rem);
  line-height: 1.28;
  font-weight: 600;
}

.result-body {
  padding: clamp(3rem, 7vw, 8rem) clamp(1.25rem, 5vw, 6rem);
}

.result-summary {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: clamp(2rem, 7vw, 8rem);
  padding-bottom: clamp(3rem, 7vw, 7rem);
}

.result-summary > p {
  max-width: 45ch;
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2.8rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
  font-weight: 610;
}

.result-actions {
  align-content: start;
}

.profile-section,
.reasoning-section,
.next-section,
.answer-review {
  border-top: 1px solid var(--ink);
  padding: 2.25rem 0 clamp(3rem, 7vw, 7rem);
}

.profile-section h2,
.reasoning-section h2,
.next-section h2 {
  margin-bottom: 1.75rem;
  font-size: clamp(1.55rem, 2.8vw, 2.5rem);
  letter-spacing: -0.035em;
}

#profile-groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.profile-group {
  display: grid;
  gap: 0.75rem;
}

.profile-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 690;
}

.profile-heading strong {
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 730;
}

.profile-track {
  height: 0.65rem;
  background: color-mix(in oklch, var(--ink) 14%, transparent);
}

.profile-fill {
  height: 100%;
  background: var(--ink);
  transform-origin: left;
}

.reasoning-section {
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  gap: clamp(2rem, 7vw, 8rem);
}

.reasoning-section > div:first-child p {
  max-width: 34ch;
  color: var(--ink-soft);
  line-height: 1.5;
}

.reasoning-item,
.review-item {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}

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

.reasoning-index {
  font-size: 0.78rem;
  font-weight: 690;
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 690;
}

.reasoning-item h3,
.review-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}

.reasoning-item p,
.review-item p {
  max-width: 62ch;
  margin: 0;
  line-height: 1.5;
  color: var(--ink-soft);
}

.reasoning-item .selected-answer,
.review-item .selected-answer {
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-weight: 680;
}

#next-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding: 0;
  list-style: none;
  counter-reset: actions;
  border-top: 1px solid var(--ink);
}

#next-actions li {
  min-height: 10rem;
  padding: 1.25rem 1.5rem 1.5rem 0;
  border-bottom: 1px solid var(--ink);
  counter-increment: actions;
  font-size: 1.1rem;
  line-height: 1.4;
  font-weight: 630;
}

#next-actions li + li {
  padding-left: 1.5rem;
  border-left: 1px solid var(--ink);
}

#next-actions li::before {
  content: "0" counter(actions);
  display: block;
  margin-bottom: 2.5rem;
  font-size: 0.75rem;
  font-variation-settings: "MONO" 1, "CASL" 0, "wght" 680;
}

.answer-review {
  padding-bottom: 2.25rem;
}

#answer-review-list {
  padding-top: 1rem;
}

.result-caveat {
  max-width: 70ch;
  margin: 2.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.5;
}

.diagnostic-footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1.5rem clamp(1.25rem, 4vw, 4.5rem);
  border-top: 1px solid var(--paper);
  background: var(--ink);
  color: var(--paper);
  font-size: 0.78rem;
  font-weight: 620;
}

.diagnostic-footer span:nth-child(2) {
  text-align: center;
}

.diagnostic-footer span:last-child {
  text-align: right;
}

.noscript-message {
  padding: 1rem;
  margin: 0;
  background: var(--amber);
  font-weight: 670;
}

@media (max-width: 48rem) {
  .diagnostic-header {
    grid-template-columns: 1fr auto;
  }

  .diagnostic-header > p {
    display: none;
  }

  .diagnostic-header > a:last-child {
    font-size: 0.8rem;
  }

  .intro-screen,
  .question-screen {
    grid-template-columns: 1fr;
  }

  .intro-index {
    min-height: 10rem;
    flex-direction: row;
    align-items: flex-start;
    border-right: 0;
    border-bottom: 1px solid var(--ink);
  }

  .intro-index img {
    width: 7.5rem;
  }

  .intro-content {
    padding-top: 4rem;
    padding-bottom: 5rem;
  }

  .intro-content h1 {
    font-size: clamp(3.25rem, 15vw, 5.5rem);
  }

  .question-context {
    padding-top: 2.5rem;
    padding-bottom: 2rem;
    border-right: 0;
    border-bottom: 1px solid var(--ink);
  }

  .question-context h2 {
    margin-bottom: 3rem;
    font-size: 2.6rem;
  }

  .question-stage {
    align-items: start;
    padding-top: 3.5rem;
    padding-bottom: 5rem;
  }

  .question-stage legend {
    font-size: clamp(2.35rem, 11vw, 4rem);
  }

  .result-banner {
    min-height: 22rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
  }

  .result-banner h1 {
    font-size: clamp(4rem, 17vw, 7rem);
  }

  .result-summary,
  .reasoning-section {
    grid-template-columns: 1fr;
  }

  #profile-groups,
  #next-actions {
    grid-template-columns: 1fr;
  }

  #next-actions li + li {
    padding-left: 0;
    border-left: 0;
  }

  #next-actions li {
    min-height: 0;
  }

  #next-actions li::before {
    margin-bottom: 1.2rem;
  }

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

  .diagnostic-footer span,
  .diagnostic-footer span:nth-child(2),
  .diagnostic-footer span:last-child {
    text-align: left;
  }
}

@media (max-width: 29rem) {
  .diagnostic-brand span {
    display: none;
  }

  .intro-actions,
  .result-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .intro-actions button,
  .result-actions button {
    width: 100%;
  }
}

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

  #progress-fill {
    transition: none;
  }
}

@media print {
  .diagnostic-header,
  .diagnostic-footer,
  .result-actions,
  .intro-screen,
  .question-screen {
    display: none !important;
  }

  .result-screen[hidden] {
    display: none !important;
  }

  .result-screen {
    display: block !important;
  }

  .result-banner,
  .result-body {
    padding: 2rem;
  }
}