:root {
  --accessibility-button-size: 44px;
  --accessibility-offset: 8px;
}

.top-inner {
  padding-left: max(36px, calc(var(--accessibility-button-size) + 2 * var(--accessibility-offset) + 3px));
}

.accessibility-toggle {
  position: fixed;
  z-index: 4;
  top: var(--accessibility-offset);
  left: var(--accessibility-offset);
  display: grid;
  place-items: center;
  width: var(--accessibility-button-size);
  height: var(--accessibility-button-size);
  padding: 0;
  border: 2px solid var(--navy);
  border-radius: 50%;
  background: var(--blue);
  color: var(--navy);
  cursor: pointer;
}

.accessibility-panel {
  position: fixed;
  inset: calc(var(--accessibility-button-size) + 2 * var(--accessibility-offset)) auto auto var(--accessibility-offset);
  width: min(22rem, calc(100vw - 2 * var(--accessibility-offset)));
  max-height: calc(100dvh - var(--accessibility-button-size) - 3 * var(--accessibility-offset));
  margin: 0;
  padding: .75rem 1rem 1rem;
  overflow: auto;
  border: 1px solid var(--edge);
  border-radius: 12px;
  background: var(--navy);
  color: var(--text);
  box-shadow: 0 8px 32px #0008;
}

.accessibility-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
}

.accessibility-heading h2 {
  font-size: 1.2rem;
  letter-spacing: normal;
  overflow-wrap: anywhere;
}

.accessibility-panel button {
  min-height: 44px;
  border: 1px solid var(--edge);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.accessibility-heading button {
  min-width: 44px;
  font-size: 1.3rem;
}

.accessibility-panel label {
  display: flex;
  align-items: center;
  gap: .6rem;
  min-height: 44px;
  cursor: pointer;
}

.accessibility-panel input {
  flex: none;
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--blue);
}

.accessibility-reset {
  margin-top: .5rem;
  padding: .35rem .65rem;
}

.accessibility-toggle:focus-visible,
.accessibility-panel :focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

[data-a11y-text] { font-size: 125%; }
[data-a11y-text] .top-inner { flex-wrap: wrap; }
[data-a11y-text] .site-nav { flex-wrap: wrap; }
[data-a11y-links] a[href] {
  text-decoration: underline;
  text-underline-offset: .18em;
}

[data-a11y-contrast] {
  --navy: #000;
  --panel: #101010;
  --text: #fff;
  --muted: #fff;
  --edge: #aaa;
  --accent: #ffe16b;
  --blue: #ffe16b;
  --paper: #000;
  --warm: #101010;
  --dark-text: #fff;
  --dark-muted: #fff;
  --rust: #ffe16b;
}

[data-a11y-contrast] .example,
[data-a11y-contrast] .bubble { background: var(--panel); }
[data-a11y-contrast] .cta { color: #000; }
[data-a11y-contrast] .contact .cta { background: var(--accent); }