:root {
  color-scheme: light;
  --paper: #faf8f3;
  --ink: #173b3a;
  --teal: #155e5b;
  --muted: #526561;
  --coral: #e88972;
  --line: #d1d8d2;
}

* {
  box-sizing: border-box;
}
.demo-main {
  padding-top: 3.5rem;
}
.demo-heading {
  max-width: 850px;
  margin-bottom: 3rem;
}
.demo-heading h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
}
.demo-notice {
  padding: 1rem;
  border-left: 4px solid var(--teal);
  background: #e6ede6;
  font-weight: 650;
}
.demo-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}
.demo-grid > * {
  min-width: 0;
}
.demo-card {
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: white;
}
.demo-card h2,
.demo-explanation h2,
.demo-privacy h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  margin-bottom: 1.2rem;
}
.demo-card fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
}
.demo-card legend {
  font-weight: 700;
  margin-bottom: 1rem;
}
.demo-card label {
  display: block;
  font-weight: 600;
}
.demo-card select,
.demo-card input[type="email"] {
  width: 100%;
  min-height: 48px;
  padding: 0.65rem;
  border: 1px solid var(--muted);
  border-radius: 0.4rem;
  font: inherit;
  color: var(--ink);
  background: var(--paper);
}
.field-note {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.5rem;
}
.demo-card .checkbox-label {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}
.checkbox-label input {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 0.25rem;
  accent-color: var(--teal);
}
.demo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block: 1.5rem;
}
.demo-actions button {
  cursor: pointer;
  font: inherit;
}
.text-button {
  padding: 0.75rem;
  color: var(--teal);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
}
.demo-card [role="alert"] {
  color: #8d291e;
  font-weight: 600;
}
.demo-card [role="status"] {
  color: var(--teal);
  font-weight: 650;
}
.demo-explanation li {
  margin-bottom: 1.3rem;
}
.demo-privacy {
  max-width: 850px;
}
@media (max-width: 800px) {
  .demo-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .demo-card {
    padding: 1.2rem;
  }
}
html {
  scroll-behavior: auto;
  scroll-padding-top: 2rem;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}
a {
  color: inherit;
  text-underline-offset: 0.25em;
}
p {
  margin: 0 0 1.1rem;
}
h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
  text-wrap: balance;
}
h1,
h2 {
  letter-spacing: -0.055em;
}
h1 {
  font-size: clamp(2.4rem, 5.7vw, 5.4rem);
  font-weight: 550;
  overflow-wrap: anywhere;
}
h1 em {
  color: var(--teal);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}
h2 {
  font-size: clamp(2rem, 3.4vw, 3.2rem);
  font-weight: 550;
}
h3 {
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.3;
}
:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 5px;
}
main:focus {
  outline: none;
}
.container {
  width: min(1176px, calc(100% - 4rem));
  margin-inline: auto;
}
.skip-link {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.8rem 1rem;
  background: var(--ink);
  color: white;
  z-index: 10;
  transform: translateY(-200%);
}
.skip-link:focus {
  transform: none;
}
.site-header {
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  min-height: 98px;
  padding-block: 1rem;
}
.wordmark {
  display: inline-block;
  font-size: 1.8rem;
  font-weight: 750;
  letter-spacing: -0.075em;
  text-decoration: none;
  line-height: 1.5;
}
.wordmark span {
  color: #a44530;
}
nav {
  display: flex;
  flex-wrap: wrap;
  column-gap: 1.7rem;
}
nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-size: 0.9rem;
  text-decoration: none;
}
nav a:hover,
.text-link:hover {
  text-decoration: underline;
}
.status-pill {
  padding: 0.4rem 0.85rem;
  border: 1px solid #b9c9bf;
  border-radius: 2rem;
  color: var(--teal);
  font-size: 0.8rem;
  font-weight: 650;
  white-space: nowrap;
}
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 4rem;
  padding-block: 5.8rem 5.2rem;
}
.hero > *,
.intro > *,
.project-status > *,
.faq > * {
  min-width: 0;
}
.eyebrow {
  margin-bottom: 1.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.lead {
  max-width: 46ch;
  margin-block: 1.8rem 1.2rem;
  color: var(--muted);
  font-size: 1.1rem;
}
.availability {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 600;
}
.availability span {
  color: #a44530;
  font-size: 0.65rem;
}
.button {
  display: inline-flex;
  min-height: 50px;
  gap: 2rem;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.8rem;
  padding: 0.8rem 1.3rem;
  border-radius: 0.35rem;
  background: var(--teal);
  color: white;
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 650;
}
.button:hover {
  background: var(--ink);
}
.concept {
  position: relative;
  margin: 0;
  padding: 1.8rem 2rem 1.2rem;
  background: #eef0e9;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  box-shadow: 14px 16px 0 #e6c6b7;
}
.concept-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid #c2cec5;
  font-weight: 750;
}
.concept-label {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border: 1px solid #adbdb3;
  border-radius: 1rem;
}
.concept-heading {
  padding-top: 1.8rem;
}
.small-label {
  display: block;
  margin-bottom: 0.7rem;
  font-size: 0.75rem;
  color: var(--muted);
}
.concept h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
}
.concept-heading p {
  font-size: 0.85rem;
  margin-top: 0.8rem;
  color: var(--muted);
}
.journey {
  display: grid;
  gap: 1.1rem;
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}
.journey li {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
}
.step-number {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
  place-items: center;
  border: 1px solid #b3c5b9;
  border-radius: 50%;
  color: var(--teal);
  font-size: 0.65rem;
  font-weight: 650;
}
.journey h3 {
  font-size: 0.9rem;
}
.journey p {
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0.2rem 0 0;
}
figcaption {
  padding-top: 0.9rem;
  border-top: 1px solid #c2cec5;
  font-size: 0.7rem;
  color: var(--muted);
}
.principle-band {
  background: var(--teal);
  color: var(--paper);
}
.principle-band .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.8rem 2rem;
  padding-block: 1.3rem;
}
.principle-band p {
  margin: 0;
  font-size: 0.85rem;
}
.principle-band span {
  font-size: 1.5rem;
  color: #ffc5ae;
}
.section {
  padding-block: 5.2rem;
}
.intro,
.faq {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}
.intro {
  border-bottom: 1px solid var(--line);
}
.intro-copy {
  color: var(--muted);
}
.note {
  margin-top: 1.5rem;
  padding-left: 1.1rem;
  border-left: 2px solid #b66d57;
  font-size: 0.86rem;
}
.section-heading {
  margin-bottom: 2.6rem;
}
.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2.4rem;
}
.principle-grid article {
  padding-top: 1.1rem;
  border-top: 1px solid #aebeb2;
}
.article-number {
  display: block;
  margin-bottom: 1.7rem;
  color: var(--teal);
  font-size: 0.8rem;
}
.principle-grid h3 {
  margin-bottom: 1rem;
}
.principle-grid p {
  font-size: 0.92rem;
  color: var(--muted);
}
.project-status {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3.5rem;
  padding: 3rem;
  border-radius: 0.65rem;
  background: #e8ece3;
}
.project-status h2 {
  font-size: clamp(2rem, 3vw, 2.7rem);
}
.project-status > div > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 0.95rem;
}
.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 1.6rem;
  font-weight: 650;
  font-size: 0.9rem;
}
.questions {
  border-top: 1px solid var(--line);
}
details {
  padding-block: 0.4rem;
  border-bottom: 1px solid var(--line);
}
summary {
  cursor: pointer;
  padding: 1rem 0.15rem;
  font-size: 0.95rem;
  font-weight: 600;
}
summary::marker {
  color: var(--teal);
}
details p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.site-footer {
  border-top: 1px solid var(--line);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem 2rem;
  padding-block: 2.5rem;
}
.footer-inner p {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
}
.draft-notice {
  max-width: 42ch;
}

@media (max-width: 920px) {
  .hero {
    gap: 2rem;
  }
  .concept {
    padding-inline: 1.3rem;
  }
  .intro,
  .faq {
    gap: 2rem;
  }
  .project-status {
    gap: 2rem;
    padding: 2rem;
  }
}

@media (max-width: 700px) {
  .container {
    width: calc(100% - 2.5rem);
  }
  .header-inner {
    min-height: 80px;
    gap: 0.3rem 1rem;
  }
  .wordmark {
    font-size: 1.6rem;
  }
  nav {
    column-gap: 1rem;
    order: 2;
    width: 100%;
  }
  nav a {
    font-size: 0.8rem;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 2.8rem;
    padding-block: 3rem 3.5rem;
  }
  h1 {
    font-size: clamp(2.7rem, 10vw, 4.5rem);
  }
  .eyebrow {
    font-size: 0.7rem;
    max-width: 42ch;
  }
  .lead {
    font-size: 1rem;
  }
  .concept {
    margin-right: 0.65rem;
    box-shadow: 8px 10px 0 #e6c6b7;
    padding: 1.4rem;
  }
  .concept h2 {
    font-size: 2.2rem;
  }
  .principle-band .container {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.25rem;
  }
  .principle-band span {
    display: none;
  }
  .section {
    padding-block: 3rem;
  }
  .intro,
  .faq,
  .project-status,
  .principle-grid {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }
  .principle-grid {
    gap: 1.4rem;
  }
  .article-number {
    margin-bottom: 1rem;
  }
  .project-status {
    padding: 1.5rem;
  }
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 2rem;
  }
}

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

@media (forced-colors: active) {
  .button {
    border: 1px solid ButtonText;
  }
  .concept {
    box-shadow: none;
  }
}