/* Reading font-size module — doc text scale + condensed-viewport control.
   Place {{> adt-font-size}} in .adt-tool-band-center (alongside adt-read-width).
   Desktop (≥1024px) keeps read-width; this control shows only below that breakpoint.
   data-adt-font-size scales article.doc (zoom + font-size fallback). */

:root {
  --adt-doc-font-size: 0.94444rem;
  --adt-doc-zoom: 1;
  --adt-font-size-radius: 0.4rem;
  --adt-font-size-radius-sm: 0.25rem;
  --adt-font-size-border: var(--adt-border, #d9dee7);
  --adt-font-size-bg: var(--adt-elevated, #fff);
  --adt-font-size-fg: var(--adt-ink-muted, #5a6270);
  --adt-font-size-fg-active: var(--adt-accent, #0f766e);
  --adt-font-size-soft: var(--adt-accent-soft, rgba(15, 118, 110, 0.1));
  --adt-font-size-ink: var(--adt-ink, #141820);
  --adt-font-size-transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

html[data-adt-font-size="small"] {
  --adt-doc-font-size: 0.8125rem;
  --adt-doc-zoom: 0.875;
}

html[data-adt-font-size="medium"],
html:not([data-adt-font-size]) {
  --adt-doc-font-size: 0.94444rem;
  --adt-doc-zoom: 1;
}

html[data-adt-font-size="large"] {
  --adt-doc-font-size: 1.125rem;
  --adt-doc-zoom: 1.2;
}

/* font-size scales inherited/em text; zoom (when supported) also scales rem headings. */
.doc {
  font-size: var(--adt-doc-font-size) !important;
}

@supports (zoom: 1) {
  .doc {
    /* Keep Default UI body baseline; zoom alone drives small/medium/large. */
    font-size: 0.94444rem !important;
    zoom: var(--adt-doc-zoom);
  }
}

/* Control — visible in condensed viewports; desktop hide mirrors read-width (!important). */
.adt-font-size {
  display: inline-flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.1rem;
  padding: 0.15rem;
  border: 1px solid var(--adt-font-size-border);
  border-radius: var(--adt-font-size-radius);
  background: var(--adt-font-size-bg);
  box-sizing: border-box;
}

.adt-tool-band-center > .adt-font-size {
  display: flex;
  width: fit-content;
  max-width: 100%;
  min-height: var(--adt-tool-band, 2.15rem);
  margin: 0;
  box-sizing: border-box;
}

.adt-font-size-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.85rem;
  height: 1.85rem;
  padding: 0;
  border: none;
  border-radius: var(--adt-font-size-radius-sm);
  background: transparent;
  color: var(--adt-font-size-fg);
  cursor: pointer;
  transition: var(--adt-font-size-transition);
}

.adt-font-size-btn:hover {
  color: var(--adt-font-size-ink);
  background: var(--adt-font-size-soft);
}

.adt-font-size-btn[aria-pressed="true"] {
  color: var(--adt-font-size-fg-active);
  background: var(--adt-font-size-soft);
}

.adt-font-size-btn:focus {
  outline: none;
}

.adt-font-size-btn:focus-visible {
  outline: 2px solid var(--adt-font-size-fg-active);
  outline-offset: 1px;
}

.adt-font-size-glyph {
  font-family: var(--adt-font-display, "Plus Jakarta Sans", system-ui, sans-serif);
  font-weight: 600;
  line-height: 1;
  display: block;
}

.adt-font-size-glyph--sm {
  font-size: 0.7rem;
}

.adt-font-size-glyph--md {
  font-size: 0.85rem;
}

.adt-font-size-glyph--lg {
  font-size: 1.05rem;
}

/* Desktop: read-width owns the tool band — force-hide text size. */
@media screen and (min-width: 1024px) {
  .adt-font-size {
    display: none !important;
  }
}

/* Condensed / mobile: center over content (no far-right remnant). */
@media screen and (max-width: 1023.5px) {
  .adt-tool-nav-slot {
    display: none;
  }

  .adt-tool-band-center {
    flex: 1 1 auto;
    margin-inline-start: 0;
    justify-content: center;
    width: 100%;
    max-width: none;
  }
}