:root {
  --paper: #fbfaf5;
  --paper-deep: #efe9de;
  --sumi: #1a1614;
  --vermilion: #c13b27;
  --aizome: #2e3a4a;
  --stone: #9a9280;
  --stone-soft: #c9c2b2;
  --canvas: #ddd6c8;
  --success: #4e6758;
  --danger: #8f2f25;
  --content: 1060px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--canvas);
  font-size: 16px;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background: var(--canvas);
  color: var(--sumi);
  font: 14px/1.7 "IBM Plex Sans", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

a {
  color: var(--vermilion);
  text-decoration-color: var(--stone-soft);
  text-underline-offset: 3px;
}

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

h1,
h2,
h3,
h4 {
  margin-top: 0;
  color: var(--sumi);
  font-family: "Cormorant", Georgia, serif;
  line-height: 1.08;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 7vw, 5rem);
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.035em;
}

h1 em {
  color: var(--vermilion);
  font-weight: 500;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.02em;
}

p {
  margin-top: 0;
}

code {
  color: var(--aizome);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.site-rail {
  position: relative;
  z-index: 10;
  background: var(--sumi);
  color: var(--paper-deep);
}

.site-rail__inner {
  display: flex;
  width: min(var(--content), calc(100% - 40px));
  min-height: 54px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.site-brand {
  flex: none;
  color: var(--paper-deep);
  border: 0;
  font-family: "Cormorant", Georgia, serif;
  font-size: 1.2rem;
  font-weight: 700;
  text-decoration: none;
}

.site-brand em {
  color: #e8a788;
  font-weight: 700;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a:not(.rail-action),
.site-user {
  color: var(--stone-soft);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--paper);
}

.site-user {
  max-width: 190px;
  overflow: hidden;
  text-overflow: ellipsis;
  text-transform: none;
  white-space: nowrap;
}

.site-nav form {
  margin: 0;
}

.language-switch {
  display: flex;
  border: 1px solid #635d55;
}

.language-switch button,
.rail-action {
  padding: 6px 9px;
  border: 0;
  background: transparent;
  color: var(--stone-soft);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

.language-switch button + button {
  border-left: 1px solid #635d55;
}

.language-switch button.is-active {
  background: var(--vermilion);
  color: white;
}

.rail-action {
  display: inline-block;
  padding: 7px 10px;
  border: 1px solid #635d55;
}

.admin-entry {
  border-color: #e8a788;
  color: #f2c1aa;
}

.admin-entry:hover {
  background: var(--vermilion);
  border-color: var(--vermilion);
  color: white;
}

.site-shell {
  flex: 1 0 auto;
  width: min(var(--content), calc(100% - 40px));
  margin: 32px auto;
  background: var(--paper);
  box-shadow: 0 12px 36px #1a16141a;
}

.site-main {
  padding: clamp(42px, 8vw, 88px);
}

.site-footer {
  flex: none;
  padding-bottom: 36px;
  color: #6c6559;
}

.site-footer__inner {
  display: flex;
  width: min(var(--content), calc(100% - 40px));
  margin: 0 auto;
  padding-top: 18px;
  border-top: 1px solid var(--stone);
  justify-content: space-between;
  gap: 20px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow,
.panel-label,
.section-number,
.question-meta,
.form-label,
.form-note,
.rights-note span,
.completion-note span,
.request-id span {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--vermilion);
}

.lede {
  max-width: 660px;
  padding-left: 20px;
  border-left: 2px solid var(--vermilion);
  font-family: "Cormorant", Georgia, serif;
  font-size: clamp(1.35rem, 3vw, 1.65rem);
  font-style: italic;
  font-weight: 500;
  line-height: 1.45;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(240px, 0.75fr);
  gap: clamp(40px, 8vw, 90px);
  align-items: end;
}

.hero-copy h1 {
  max-width: 680px;
}

.action-row {
  display: flex;
  margin-top: 34px;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.text-link {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.principles-panel {
  padding: 22px 24px;
  background: var(--aizome);
  color: var(--paper-deep);
  border-left: 3px solid var(--vermilion);
}

.panel-label {
  color: var(--stone-soft);
}

.principles-panel dl {
  margin: 14px 0 0;
}

.principles-panel dl > div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  padding: 13px 0;
  border-top: 1px solid #ffffff2b;
  align-items: baseline;
}

.principles-panel dt {
  color: #e8a788;
  font-family: "Cormorant", Georgia, serif;
  font-size: 1.45rem;
  font-style: italic;
  font-weight: 600;
}

.principles-panel dd {
  margin: 0;
  font-size: 0.8rem;
}

.narrow-page {
  width: min(680px, 100%);
  margin: 0 auto;
}

.auth-page {
  width: min(560px, 100%);
}

.paper-panel {
  padding-top: 26px;
  border-top: 1px solid var(--sumi);
}

.paper-panel h1 {
  font-size: clamp(2.8rem, 7vw, 4.5rem);
}

.stack-form {
  display: grid;
  gap: 22px;
  margin-top: 30px;
}

.field-group {
  display: grid;
  gap: 8px;
}

.form-label {
  color: var(--stone);
}

.form-control {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  border: 1px solid var(--stone-soft);
  border-radius: 0;
  outline: 0;
  background: #fffefa;
  color: var(--sumi);
}

.form-control::placeholder {
  color: var(--stone);
}

.form-control:focus {
  border-color: var(--sumi);
  box-shadow: 0 0 0 3px #c13b2724;
}

.btn {
  display: inline-flex;
  min-height: 44px;
  padding: 11px 22px;
  border: 1px solid var(--sumi);
  border-radius: 0;
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}

.btn-primary {
  background: var(--sumi);
  color: var(--paper);
}

.btn-primary:hover {
  background: var(--vermilion);
  border-color: var(--vermilion);
  color: white;
}

.btn-secondary {
  background: transparent;
  color: var(--sumi);
}

.btn-secondary:hover {
  background: var(--sumi);
  color: var(--paper);
}

.btn:disabled {
  border-color: var(--stone-soft);
  background: var(--paper-deep);
  color: var(--stone);
  cursor: not-allowed;
}

.w-100 {
  width: 100%;
}

.status-area:empty {
  display: none;
}

.status-area {
  margin-top: 22px;
}

.alert {
  margin: 20px 0;
  padding: 15px 18px;
  border: 0;
  border-left: 3px solid var(--stone);
  background: var(--paper-deep);
}

.alert-warning {
  border-left-color: var(--vermilion);
}

.alert-danger {
  border-left-color: var(--danger);
}

.alert-success {
  border-left-color: var(--success);
}

.form-note {
  margin-top: 20px;
  color: var(--stone);
  line-height: 1.6;
}

.consent-copy {
  max-width: 640px;
  font-size: 0.9rem;
  line-height: 1.8;
}

.consent-version {
  margin: 20px 0 30px;
  color: var(--stone);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.consent-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--stone-soft);
}

.consent-summary section {
  padding: 20px 20px 20px 0;
  border-bottom: 1px solid var(--stone-soft);
}

.consent-summary section:nth-child(even) {
  padding-right: 0;
  padding-left: 20px;
  border-left: 1px solid var(--stone-soft);
}

.consent-summary h2 {
  margin-bottom: 7px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  font-style: normal;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.consent-summary p {
  margin: 0;
  font-size: 0.79rem;
  line-height: 1.65;
}

.consent-choices {
  display: grid;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
  gap: 12px;
}

.consent-choices legend {
  margin-bottom: 12px;
  font-family: "Cormorant", Georgia, serif;
  font-size: 2rem;
  font-style: italic;
  font-weight: 500;
}

.consent-choice {
  display: grid;
  padding: 16px;
  border: 1px solid var(--stone-soft);
  grid-template-columns: 22px 1fr;
  gap: 13px;
  align-items: start;
}

.consent-choice--required {
  border-left: 3px solid var(--vermilion);
}

.consent-choice input {
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--vermilion);
}

.consent-choice label,
.consent-choice label > span:not(.choice-badge) {
  display: block;
}

.consent-choice label > strong {
  display: block;
  margin-bottom: 3px;
}

.choice-badge {
  display: inline-block;
  margin-top: 8px;
  color: var(--vermilion);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.consent-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.rights-note,
.completion-note {
  margin: 28px 0;
  padding: 17px 20px;
  background: var(--paper-deep);
  border-left: 3px solid var(--vermilion);
}

.rights-note span,
.completion-note span {
  display: block;
  margin-bottom: 6px;
  color: var(--vermilion);
}

.rights-note p,
.completion-note p {
  margin: 0;
}

.consent-check {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 13px;
  align-items: start;
}

.consent-check input {
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--vermilion);
}

.consent-check label {
  line-height: 1.55;
}

.document-page {
  max-width: 800px;
}

.document-header {
  margin-bottom: 54px;
}

.document-page section {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 26px;
  padding: 26px 0;
  border-top: 1px solid var(--stone-soft);
}

.document-page section:first-of-type {
  border-color: var(--sumi);
}

.document-page section p {
  max-width: 660px;
  margin-bottom: 12px;
}

.document-page section p:last-child {
  margin-bottom: 0;
}

.section-number {
  color: var(--vermilion);
}

.privacy-notice {
  max-width: 880px;
}

.privacy-header {
  margin-bottom: 36px;
}

.privacy-version {
  display: flex;
  margin: 28px 0 0;
  flex-wrap: wrap;
  gap: 14px 34px;
}

.privacy-version div {
  display: grid;
  gap: 2px;
}

.privacy-version dt,
.privacy-contents > strong,
.privacy-items dt,
.privacy-links strong {
  color: var(--stone);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.privacy-version dd,
.privacy-items dd {
  margin: 0;
}

.privacy-contents {
  margin: 0 0 38px;
  padding: 22px 24px;
  background: var(--paper-deep);
  border-left: 3px solid var(--vermilion);
}

.privacy-contents ol {
  display: grid;
  margin: 14px 0 0;
  padding: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 24px;
  list-style: none;
}

.privacy-contents a {
  display: grid;
  grid-template-columns: 28px 1fr;
  color: var(--sumi);
  font-size: 0.78rem;
  text-decoration: none;
}

.privacy-contents a:hover {
  color: var(--vermilion);
}

.privacy-contents a span {
  color: var(--vermilion);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.62rem;
}

.privacy-items {
  display: grid;
  margin: 18px 0 0;
  gap: 0;
}

.privacy-items div {
  display: grid;
  padding: 12px 0;
  border-top: 1px solid var(--paper-deep);
  grid-template-columns: minmax(150px, 0.45fr) minmax(0, 1.55fr);
  gap: 18px;
}

.privacy-items dt {
  color: var(--sumi);
  line-height: 1.6;
}

.privacy-links {
  display: grid;
  margin: 18px 0 0;
  padding: 0;
  gap: 8px;
  list-style: none;
}

.privacy-links li {
  display: grid;
  grid-template-columns: minmax(150px, 0.45fr) minmax(0, 1.55fr);
  gap: 18px;
}

.privacy-back-link {
  display: inline-block;
  margin-top: 18px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.survey-page {
  width: min(780px, 100%);
  margin: 0 auto;
}

.survey-card {
  border-top: 1px solid var(--sumi);
}

.survey-progress {
  height: 5px;
  overflow: hidden;
  background: var(--paper-deep);
}

.survey-progress span {
  display: block;
  height: 100%;
  background: var(--vermilion);
  transition: width 180ms ease;
}

.survey-card__body {
  padding-top: clamp(28px, 6vw, 52px);
}

.question-meta {
  margin-bottom: 18px;
  color: var(--stone);
}

.question-text {
  max-width: 720px;
  min-height: 2.2em;
  margin-bottom: clamp(34px, 7vw, 62px);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-style: normal;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.scale-fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.scale-options {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.scale-option {
  position: relative;
}

.scale-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.scale-option label {
  display: flex;
  min-height: 48px;
  border: 1px solid var(--stone-soft);
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}

.scale-option label:hover {
  border-color: var(--sumi);
}

.scale-option input:focus-visible + label {
  outline: 3px solid #c13b2740;
  outline-offset: 2px;
}

.scale-option input:checked + label {
  border-color: var(--vermilion);
  background: var(--vermilion);
  color: white;
}

.scale-option input:disabled + label {
  opacity: 0.45;
  cursor: wait;
}

.scale-labels {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
  color: var(--stone);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  letter-spacing: 0.04em;
  line-height: 1.45;
  text-transform: uppercase;
}

.scale-labels small:last-child {
  text-align: right;
}

.scale-labels__center {
  text-align: center;
}

.completion-panel,
.error-panel {
  text-align: left;
}

.completion-mark {
  width: 64px;
  height: 64px;
  margin-bottom: 28px;
  color: var(--vermilion);
  border: 1px solid var(--vermilion);
  font-family: "Cormorant", Georgia, serif;
  font-size: 2.7rem;
  font-style: italic;
  line-height: 58px;
  text-align: center;
}

.completion-panel .btn,
.error-panel .btn {
  margin-top: 12px;
}

.request-id {
  display: grid;
  gap: 5px;
  margin-top: 30px;
  color: var(--stone);
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid #c13b2750;
  outline-offset: 3px;
}

@media (max-width: 820px) {
  .site-rail__inner {
    padding: 12px 0;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 10px 14px;
  }

  .site-user {
    display: none;
  }

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

  .principles-panel {
    max-width: 520px;
  }
}

@media (max-width: 620px) {
  .site-rail__inner,
  .site-shell,
  .site-footer__inner {
    width: 100%;
  }

  .site-rail__inner {
    padding: 12px 18px;
  }

  .site-brand {
    padding-top: 4px;
  }

  .site-nav > a:not(.rail-action) {
    display: none;
  }

  .site-shell {
    margin: 0;
    box-shadow: none;
  }

  .site-main {
    padding: 42px 22px 54px;
  }

  .site-footer__inner {
    margin: 0;
    padding: 18px 22px 0;
    flex-direction: column;
    gap: 5px;
  }

  h1 {
    font-size: 3.1rem;
  }

  .document-page section {
    grid-template-columns: 42px 1fr;
    gap: 12px;
  }

  .privacy-contents ol {
    grid-template-columns: 1fr;
  }

  .privacy-items div,
  .privacy-links li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .consent-summary {
    grid-template-columns: 1fr;
  }

  .consent-summary section,
  .consent-summary section:nth-child(even) {
    padding: 18px 0;
    border-left: 0;
  }

  .question-text {
    min-height: 0;
    font-size: 2.15rem;
  }

  .scale-options {
    gap: 4px;
  }

  .scale-option label {
    min-height: 44px;
  }

  .scale-labels {
    grid-template-columns: 1fr 1fr;
  }

  .scale-labels__center {
    display: none;
  }
}

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

@page {
  margin: 16mm;
}

@media print {
  html,
  body {
    background: white;
  }

  body {
    font-size: 10.5pt;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .site-rail,
  .site-footer,
  .action-row,
  form {
    display: none !important;
  }

  .privacy-contents,
  .privacy-back-link {
    display: none !important;
  }

  .privacy-version {
    margin-top: 12px;
  }

  .privacy-notice section {
    break-inside: auto !important;
  }

  .site-shell {
    flex: none;
    width: 100%;
    min-height: 0;
    margin: 0;
    box-shadow: none;
  }

  .site-main {
    padding: 0;
  }

  h1,
  h2,
  h3 {
    break-after: avoid;
  }

  section,
  .paper-panel,
  .document-page section,
  .principles-panel {
    break-inside: avoid;
  }
}