/**
 * @file
 * Accessible Font Resizer Component Styles (WCAG 2.1 AA / BFSG).
 */

.adl-font-resizer {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.95);
  padding: 0.25rem 0.5rem;
  border-radius: var(--adl-radius-md);
  border: 1px solid var(--adl-border-subtle);
  user-select: none;
}

.adl-font-resizer__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--adl-text-muted);
  letter-spacing: 0.02em;
  margin-right: 0.25rem;
  white-space: nowrap;
}

.adl-font-resizer__buttons {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background-color: var(--adl-bg-surface);
  padding: 2px;
  border-radius: var(--adl-radius-md);
  border: 1px solid var(--adl-border-color);
}

.adl-font-resizer__btn {
  appearance: none;
  border: 1px solid transparent;
  background-color: transparent;
  color: var(--adl-purple);
  min-width: 44px;
  min-height: 44px;
  padding: 0.25rem 0.5rem;
  border-radius: var(--adl-radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  line-height: 1;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
  position: relative;
}

/* Individual letter scale cues */
.adl-font-resizer__text {
  font-family: var(--adl-font-sans);
  font-size: 15px;
  font-weight: 600;
}

.adl-font-resizer__text--large {
  font-size: 17px;
  font-weight: 700;
}

.adl-font-resizer__text--xlarge {
  font-size: 19px;
  font-weight: 800;
}

/* Hover State */
.adl-font-resizer__btn:hover {
  background-color: var(--adl-purple-light);
  color: var(--adl-purple-hover);
  border-color: rgba(112, 0, 110, 0.2);
}

/* Active / Pressed State (WCAG AAA Contrast: 7.2:1) */
.adl-font-resizer__btn[aria-pressed="true"],
.adl-font-resizer__btn.is-active {
  background-color: var(--adl-purple);
  color: #ffffff;
  border-color: var(--adl-purple);
  font-weight: 700;
  box-shadow: var(--adl-shadow-sm);
}

.adl-font-resizer__btn[aria-pressed="true"]:hover,
.adl-font-resizer__btn.is-active:hover {
  background-color: var(--adl-purple-hover);
  color: #ffffff;
}

/* Focus Visible State (Keyboard Navigation) */
.adl-font-resizer__btn:focus-visible {
  outline: 3px solid var(--adl-purple) !important;
  outline-offset: 2px !important;
  box-shadow: var(--adl-focus-ring) !important;
  z-index: 2;
}

/* Dark Navbar or Dark Top-Bar Variant */
.top-bar--dark .adl-font-resizer {
  background-color: rgba(0, 0, 0, 0.25);
  border-color: rgba(255, 255, 255, 0.2);
}

.top-bar--dark .adl-font-resizer__label {
  color: #ffffff;
}

.top-bar--dark .adl-font-resizer__buttons {
  background-color: rgba(0, 0, 0, 0.35);
  border-color: rgba(255, 255, 255, 0.25);
}

.top-bar--dark .adl-font-resizer__btn {
  color: #ffffff;
}

.top-bar--dark .adl-font-resizer__btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.top-bar--dark .adl-font-resizer__btn[aria-pressed="true"],
.top-bar--dark .adl-font-resizer__btn.is-active {
  background-color: #ffffff;
  color: var(--adl-purple);
  border-color: #ffffff;
}