:root,
:root[data-theme="light"] {
  color-scheme: light;
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Jost", Arial, sans-serif;
  --color-canvas: #f7f2ec;
  --color-surface: #fffdfa;
  --color-text: #241c15;
  --color-text-muted: #6f604f;
  --color-accent: #7a4b3a;
  --color-accent-strong: #653b2e;
  --color-border: #d9cdbd;
  --color-focus: #7a4b3a;
  --color-disabled: #8a7e70;
  --shadow-raised: 0 12px 34px rgb(36 28 21 / 12%);
  --content-width: 680px;
  --page-gutter: clamp(1.25rem, 4vw, 3.5rem);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --z-base: 0;
  --z-sticky: 20;
  --z-fixed: 40;
  --z-overlay: 60;
  --z-skip-link: 100;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-canvas: #1d1814;
  --color-surface: #29211b;
  --color-text: #f7f2ec;
  --color-text-muted: #d2c2b0;
  --color-accent: #d9a98f;
  --color-accent-strong: #efc7b2;
  --color-border: #675647;
  --color-focus: #f4c6a6;
  --color-disabled: #a99a8b;
  --shadow-raised: 0 12px 34px rgb(0 0 0 / 35%);
}

:root[data-contrast="high"] {
  --color-canvas: #fff;
  --color-surface: #fff;
  --color-text: #000;
  --color-text-muted: #222;
  --color-accent: #661f0d;
  --color-accent-strong: #3d1006;
  --color-border: #000;
  --color-focus: #005fcc;
  --color-disabled: #4d4d4d;
  --shadow-raised: 0 0 0 2px #000;
}

:root[data-theme="dark"][data-contrast="high"] {
  color-scheme: dark;
  --color-canvas: #000;
  --color-surface: #000;
  --color-text: #fff;
  --color-text-muted: #f2f2f2;
  --color-accent: #ffd3bd;
  --color-accent-strong: #fff;
  --color-border: #fff;
  --color-focus: #ffea00;
  --color-disabled: #d0d0d0;
  --shadow-raised: 0 0 0 2px #fff;
}

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

html {
  background: var(--color-canvas);
  scroll-padding-top: 1rem;
}

body {
  min-width: 20rem;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

a:active,
button:active:not(:disabled),
[role="button"]:active:not([aria-disabled="true"]) {
  transform: translateY(1px);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

button,
[role="button"] {
  font: inherit;
}

button:not(:disabled),
[role="button"]:not([aria-disabled="true"]) {
  cursor: pointer;
}

button:disabled,
[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.62;
}

[aria-busy="true"],
.is-busy {
  cursor: progress;
}

.skip-link {
  position: fixed;
  z-index: var(--z-skip-link);
  top: calc(var(--safe-top) + 0.75rem);
  left: calc(var(--safe-left) + 0.75rem);
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-text);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  transform: translateY(calc(-100% - var(--safe-top) - 1rem));
  transition: transform 160ms ease;
}

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

.site-shell {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  flex-direction: column;
}

.shell-header {
  padding: calc(1.35rem + var(--safe-top)) var(--page-gutter) 1.35rem;
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.wordmark {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.35rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.wordmark a {
  color: inherit;
  text-decoration: none;
}

.wordmark .amp {
  color: var(--color-accent);
  font-style: italic;
}

.shell-nav,
.footer-nav,
.preferences,
.recovery-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 1.25rem;
}

.shell-nav {
  margin-top: 1rem;
}

.shell-nav a,
.footer-nav a,
.text-link {
  padding: 0.25rem 0;
  color: var(--color-text);
  font-size: 0.75rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.shell-nav a,
.text-link {
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
}

.shell-nav a:hover,
.text-link:hover {
  border-bottom-color: currentColor;
}

.preferences {
  margin-top: 1rem;
}

.preference-button,
.accordion-trigger {
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.preference-button {
  min-height: 2.5rem;
  padding: 0.55rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.preference-button:hover,
.preference-button[aria-pressed="true"] {
  border-color: var(--color-text);
  background: var(--color-text);
  color: var(--color-canvas);
}

.shell-main {
  width: min(100%, calc(var(--content-width) + (2 * var(--page-gutter))));
  margin: 0 auto;
  padding: clamp(2.75rem, 7vw, 4.5rem) var(--page-gutter) clamp(4rem, 9vw, 6rem);
}

.shell-main--centered {
  max-width: 620px;
  text-align: center;
}

.shell-main h1,
.shell-main .display-heading {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 7vw, 3.25rem);
  font-weight: 500;
  line-height: 1.08;
}

.shell-main h2 {
  margin: 2.35rem 0 0.6rem;
  color: var(--color-text-muted);
  font-size: 0.94rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-transform: uppercase;
}

.shell-main p,
.shell-main li {
  color: var(--color-text);
  font-size: 0.98rem;
}

.revision {
  margin: 0;
  color: var(--color-text-muted) !important;
  font-size: 0.82rem !important;
}

.shell-footer {
  margin-top: auto;
  padding: 2rem var(--page-gutter) calc(3rem + var(--safe-bottom));
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.78rem;
  text-align: center;
}

.footer-nav {
  margin-bottom: 1rem;
}

.footer-nav a {
  color: var(--color-text-muted);
}

.shell-footer p {
  margin: 0;
}

.fixed-controls {
  position: fixed;
  z-index: var(--z-fixed);
  right: calc(var(--safe-right) + 1rem);
  bottom: calc(var(--safe-bottom) + 1rem);
  display: flex;
  max-width: calc(100vw - var(--safe-left) - var(--safe-right) - 2rem);
  flex-direction: column;
  align-items: flex-end;
  gap: 0.65rem;
}

.rule {
  width: 6.25rem;
  height: 1px;
  margin: 2rem auto;
  background: var(--color-border);
}

.body-copy {
  margin: 0 0 0.5rem;
  line-height: 1.75;
}

.detail {
  color: var(--color-text-muted) !important;
  font-size: 0.84rem !important;
  letter-spacing: 0.02em;
}

.back {
  display: inline-block;
  margin-top: 2rem;
  color: var(--color-text);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.2rem;
}

.back:hover {
  border-bottom-color: currentColor;
}

.accordion {
  margin-top: 2.5rem;
  border-top: 1px solid var(--color-border);
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-heading {
  margin: 0 !important;
}

.accordion-trigger {
  display: flex;
  width: 100%;
  min-height: 3.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border: 0;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: 0;
  text-align: left;
  text-transform: none;
}

.accordion-trigger::after {
  content: "+";
  flex: 0 0 auto;
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1;
}

.accordion-trigger[aria-expanded="true"]::after {
  content: "−";
}

.accordion-panel {
  padding: 0 0 1.25rem;
}

.accordion-panel > :first-child {
  margin-top: 0;
}

.accordion-panel > :last-child {
  margin-bottom: 0;
}

.js .accordion-panel[hidden] {
  display: none;
}

.recovery-links {
  margin-top: 2rem;
}

.recovery-links a {
  display: inline-block;
  min-width: 7rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
}

.recovery-links a:hover {
  border-color: var(--color-text);
  box-shadow: var(--shadow-raised);
}

@media (prefers-contrast: more) {
  :root:not([data-contrast]) {
    --color-text-muted: #332a22;
    --color-border: #241c15;
    --color-focus: #005fcc;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
}

@media (forced-colors: active) {
  :root {
    --color-canvas: Canvas;
    --color-surface: Canvas;
    --color-text: CanvasText;
    --color-text-muted: CanvasText;
    --color-accent: LinkText;
    --color-accent-strong: LinkText;
    --color-border: CanvasText;
    --color-focus: Highlight;
  }

  :focus-visible {
    outline-color: Highlight;
  }

  .preference-button[aria-pressed="true"] {
    border: 2px solid Highlight;
    forced-color-adjust: auto;
  }

  .accordion-trigger::after {
    color: ButtonText;
  }
}

@media (max-width: 28rem) {
  .shell-nav,
  .footer-nav,
  .preferences {
    gap: 0.55rem 0.85rem;
  }

  .preference-button {
    flex: 1 1 8rem;
  }
}