/*--------------------------------------------------------------
# Accessibility Widget
--------------------------------------------------------------*/
#a11y-widget {
  position: fixed;
  left: 15px;
  bottom: 15px;
  z-index: var(--z-scroll-top);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

#a11y-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: none;
  background-color: var(--accent-color);
  color: var(--contrast-color);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .25);
  opacity: 0.65;
  transition: background-color 0.3s, opacity 0.3s;
  flex-shrink: 0;
}

#a11y-toggle:hover,
#a11y-toggle:focus-visible {
  background-color: var(--accent-hover);
  opacity: 1;
}

#a11y-toggle:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

#a11y-toggle i {
  font-size: 20px;
  line-height: 0;
}

#a11y-panel {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 16px rgba(0, 0, 0, .15);
  padding: 12px 10px 8px;
  margin-bottom: 8px;
  min-width: 190px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  animation: a11y-slide-in 0.15s ease;
}

#a11y-panel[hidden] {
  display: none;
}

@keyframes a11y-slide-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.a11y-panel-title {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-color);
  margin: 0 0 6px 4px;
}

.a11y-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 6px 10px;
  border: none;
  background: none;
  border-radius: var(--radius-base);
  color: var(--default-color);
  font-size: 0.85rem;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.15s;
}

.a11y-btn:hover {
  background-color: var(--bg-subtle);
}

.a11y-btn:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 1px;
}

.a11y-btn[aria-pressed="true"] {
  background-color: var(--accent-faint);
  color: var(--accent-color);
  font-weight: 600;
}

.a11y-btn i {
  font-size: 1rem;
  flex-shrink: 0;
  color: var(--accent-color);
}

.a11y-btn-reset {
  margin-top: 4px;
  border-top: 1px solid var(--border-color);
  padding-top: 8px;
  color: var(--muted-color);
  font-size: 0.8rem;
}

.a11y-btn-reset i {
  color: var(--muted-color);
}

/* ── Applied accessibility classes ─────────────────────────── */

html.a11y-contrast {
  filter: contrast(150%) brightness(1.05);
}

html.a11y-grayscale {
  filter: grayscale(100%);
}

html.a11y-contrast.a11y-grayscale {
  filter: contrast(150%) brightness(1.05) grayscale(100%);
}

html.a11y-underline-links a {
  text-decoration: underline !important;
}