/* ═══════════════════════════════════════════════════
   Accessibility Glossary — joegullo.com Design System
   Tokens verified against /about/site (April 2026)
   WCAG AAA throughout · Inter · Joe Blue #294557
   ═══════════════════════════════════════════════════ */

.gl-glossary {
  --gl-brand:         #294557;
  --gl-brand-hover:   #1e3444;
  --gl-brand-light:   #dce5ec;
  --gl-brand-blue:    #7cb8f7;

  --gl-text-primary:  #232323;  /* 15.4:1 on white — AAA ✓ */
  --gl-text-secondary:#475569;  /*  7.0:1 on white — AAA ✓ */
  --gl-text-muted:    #525252;  /*  7.8:1 on white — AAA ✓ */
  --gl-text-on-brand: #ffffff;  /* 10.1:1 on #294557 — AAA ✓ */

  --gl-surface:       #ffffff;
  --gl-surface-raised:#f8fafc;
  --gl-surface-footer:#f7f7f7;

  --gl-border:        #e5e7eb;
  --gl-border-strong: #d1d5db;

  /* Status — *-text variants are AAA on white; fill variants on tinted bg only */
  --gl-success:       #059669;  /* 4.6:1 — use on --gl-success-bg only */
  --gl-success-bg:    #ecfdf5;
  --gl-success-text:  #065f46;  /* 9.5:1 on white — AAA ✓ */
  --gl-warning:       #d97706;
  --gl-warning-bg:    #fffbeb;
  --gl-warning-text:  #92400e;  /* 7.1:1 on white — AAA ✓ */
  --gl-error:         #dc2626;
  --gl-error-bg:      #fef2f2;
  --gl-error-text:    #991b1b;  /* 7.8:1 on white — AAA ✓ */

  --gl-radius-xs:     4px;
  --gl-radius-sm:     6px;
  --gl-radius:        8px;
  --gl-radius-lg:     12px;

  --gl-shadow-sm:     0 1px 2px rgba(0,0,0,0.05);
  --gl-shadow:        0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --gl-shadow-md:     0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);

  --gl-focus-ring:    3px solid var(--gl-brand);
  --gl-focus-offset:  3px;

  --gl-font:          'Inter', system-ui, -apple-system, sans-serif;
  --gl-mono:          'JetBrains Mono', 'Fira Code', monospace;

  font-family: var(--gl-font);
  color: var(--gl-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.65;
}

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

/* ── Layout ────────────────────────────────── */

.gl-wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

/* ── Heading ───────────────────────────────── */

.gl-glossary h1 {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--gl-text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.gl-intro {
  margin: 0 0 32px;
  font-size: 1rem;
  color: var(--gl-text-secondary);
  line-height: 1.65;
  max-width: 560px;
}

/* ── Printable-PDF CTA ─────────────────────── */

.gl-pdf-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin: 0 0 32px;
  padding: 20px 24px;
  background: var(--gl-surface-raised);
  border: 1px solid var(--gl-border);
  border-left: 4px solid var(--gl-brand);
  border-radius: 0 var(--gl-radius) var(--gl-radius) 0;
}

.gl-pdf-cta__body {
  flex: 1 1 320px;
  min-width: 0;
}

.gl-pdf-cta__eyebrow {
  margin: 0 0 4px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gl-brand);
}

.gl-pdf-cta__title {
  margin: 0 0 6px;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--gl-text-primary);
}

.gl-pdf-cta__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--gl-text-secondary);
  max-width: 56ch;
}

.gl-pdf-cta__btn {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--gl-text-on-brand);
  background: var(--gl-brand);
  border-radius: var(--gl-radius);
  text-decoration: none;
  transition: background-color 0.15s;
}

.gl-pdf-cta__btn:hover,
.gl-pdf-cta__btn:focus-visible {
  background: var(--gl-brand-hover);
  color: var(--gl-text-on-brand);
}

.gl-pdf-cta__btn:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

/* ── Search row ────────────────────────────── */

.gl-search-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 16px;
}

.gl-search-field { flex: 1 1 0; min-width: 0; }

.gl-search-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gl-text-secondary);
  margin-bottom: 6px;
}

.gl-search {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius);
  font-size: 1rem;
  font-family: var(--gl-font);
  outline: none;
  background: var(--gl-surface);
  color: var(--gl-text-primary);
  line-height: 1.4;
  transition: border-color 0.15s;
}

.gl-search:hover { border-color: var(--gl-border-strong); }

.gl-search:focus-visible {
  border-color: var(--gl-brand);
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

/* ── View toggle ───────────────────────────── */

.gl-view-toggle {
  display: flex;
  border-radius: var(--gl-radius-sm);
  border: 1px solid var(--gl-border);
  overflow: hidden;
  flex-shrink: 0;
  align-self: flex-end;
  margin-bottom: 24px; /* site spacing scale */
}

.gl-view-btn {
  padding: 10px 16px;
  border: none;
  background: var(--gl-surface);
  color: var(--gl-text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--gl-font);
  text-decoration: none;
  display: flex;
  align-items: center;
  line-height: 1.4;
  transition: background 0.15s;
}

.gl-view-btn + .gl-view-btn { border-left: 1px solid var(--gl-border); }
.gl-view-btn:hover { background: var(--gl-surface-raised); }

.gl-view-btn:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: -3px;
  z-index: 1;
}

.gl-view-btn[aria-pressed="true"],
.gl-view-btn.is-active {
  background: var(--gl-brand);
  color: var(--gl-text-on-brand);
}

/* ── Filter pills — matches .jg-blog__filter ─ */

.gl-cat-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gl-border);
}

.gl-cat-pill {
  padding: 6px 14px;
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-sm); /* 6px — matches blog filters */
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gl-text-secondary);
  background: none;
  cursor: pointer;
  font-family: var(--gl-font);
  text-decoration: none;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  transition: all 0.15s;
}

.gl-cat-pill:hover { border-color: var(--gl-brand); color: var(--gl-brand); }

.gl-cat-pill:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

.gl-cat-pill.is-active {
  background: var(--gl-brand);
  color: var(--gl-text-on-brand);
  border-color: var(--gl-brand);
}

.gl-cat-pill.is-active:hover {
  background: var(--gl-brand-hover);
  border-color: var(--gl-brand-hover);
}

.gl-cat-dot { display: none; }

/* ── Letter bar ────────────────────────────── */

.gl-letter-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.gl-letter-link {
  width: 32px;
  height: 32px;
  border-radius: var(--gl-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gl-text-secondary);
  text-decoration: none;
  background: var(--gl-surface-raised);
  border: 1px solid var(--gl-border);
  transition: all 0.12s;
}

.gl-letter-link:hover {
  background: var(--gl-brand);
  color: var(--gl-text-on-brand);
  border-color: var(--gl-brand);
}

.gl-letter-link:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

/* ── Term count ────────────────────────────── */

.gl-count {
  font-size: 0.875rem;
  color: var(--gl-text-muted);
  margin-bottom: 16px;
  font-weight: 500;
}

/* ── Utilities ─────────────────────────────── */

.gl-sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* ── Grid view ─────────────────────────────── */

.gl-grid-group { margin-bottom: 8px; }

.gl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

/* Letter divider in grid view — spans the full row and is the #letter-X
   jump target. Also gives the grid a valid h1 → h2 → h3 heading order. */
.gl-grid__letter {
  grid-column: 1 / -1;
  margin: 12px 0 0;
  padding-bottom: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gl-text-muted);
  border-bottom: 1px solid var(--gl-border);
}
.gl-grid__letter:first-child { margin-top: 0; }

/* Jump targets: clear any sticky site header, and don't paint a stray
   focus ring when focused programmatically from the letter bar. */
.gl-glossary [id^="letter-"] { scroll-margin-top: 6rem; }
.gl-glossary [id^="letter-"]:focus { outline: none; }

/* Card — matches site card component */
.gl-card {
  display: flex;
  flex-direction: column;
  background: var(--gl-surface);
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.gl-card:hover {
  border-color: var(--gl-border-strong);
  box-shadow: var(--gl-shadow-md);
}

.gl-card:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

.gl-card__illust {
  padding: 16px;
  border-bottom: 1px solid var(--gl-border);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  background: var(--gl-surface-raised);
}

.gl-card__body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.gl-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.gl-card__title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gl-text-primary);
  line-height: 1.4;
}

.gl-card__fail {
  font-size: 0.8125rem;
  font-weight: 700;
  font-family: var(--gl-mono);
  white-space: nowrap;
  flex-shrink: 0;
}

.gl-card__fail--high { color: var(--gl-error-text); }  /* #991b1b 7.8:1 AAA ✓ */
.gl-card__fail--med  { color: var(--gl-warning-text); } /* #92400e 7.1:1 AAA ✓ */

.gl-card__desc {
  margin: 0 0 12px;
  font-size: 0.875rem;
  color: var(--gl-text-secondary);
  line-height: 1.5;
  flex: 1;
}

.gl-card__meta { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

.gl-card__cat {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gl-text-muted);
}

/* ── List view ─────────────────────────────── */

.gl-list {
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-lg);
  overflow: hidden;
}

.gl-list__letter {
  margin: 0;                 /* reset <h2> default margin */
  padding: 8px 16px;
  background: var(--gl-surface-raised);
  border-bottom: 1px solid var(--gl-border);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gl-text-muted);
}

.gl-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 16px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--gl-border);
  text-decoration: none;
  color: inherit;
  font-family: var(--gl-font);
  text-align: left;
  transition: background 0.1s;
}

.gl-row:last-child { border-bottom: none; }
.gl-row:hover { background: var(--gl-surface-raised); }

.gl-row:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: -3px;
}

.gl-row__dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

.gl-row__name {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  color: var(--gl-text-primary);
}

.gl-row__fail {
  font-size: 0.8125rem;
  font-weight: 600;
  font-family: var(--gl-mono);
}

.gl-row__fail-label { color: var(--gl-text-muted); font-weight: 400; }
.gl-row__arrow { flex-shrink: 0; color: var(--gl-border-strong); }

/* ── Badge — matches site tag/chip ─────────── */

.gl-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--gl-radius-xs);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.6;
  white-space: nowrap;
}

.gl-badge--default {
  background: #e8eef2;     /* matches .jg-blog__tag--a11y */
  color: var(--gl-brand);  /* #294557 7.6:1 on #e8eef2 — AAA ✓ */
  border: 1px solid var(--gl-border);
}

.gl-badge--outline {
  background: transparent;
  color: var(--gl-text-secondary);
  border: 1px solid var(--gl-border);
}

.gl-badge--blue {
  background: #eff6ff;
  color: #1e3a5f; /* 10.2:1 on #eff6ff — AAA ✓ */
  border: 1px solid #93c5fd;
}

.gl-badge--green {
  background: var(--gl-success-bg);
  color: var(--gl-success-text); /* #065f46 9.5:1 — AAA ✓ */
  border: 1px solid #86efac;
}

/* "Essential" — the foundational, start-here terms (tier 3) */
.gl-badge--essential {
  background: var(--gl-warning-bg);       /* #fffbeb */
  color: var(--gl-warning-text);          /* #92400e 7.1:1 on #fffbeb — AAA ✓ */
  border: 1px solid #fcd34d;
}

/* ── Essentials filter pill ────────────────── */

.gl-cat-pill--essentials:not(.is-active) {
  color: var(--gl-warning-text);
  border-color: #fcd34d;
}
.gl-cat-pill--essentials:not(.is-active):hover {
  border-color: var(--gl-warning);
  color: var(--gl-warning-text);
}

/* ── Filter context caption ────────────────── */

.gl-cat-caption {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0 0 24px;
  max-width: 64ch;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--gl-text-secondary);
}
.gl-cat-caption--muted { color: var(--gl-text-muted); }
.gl-cat-caption__swatch {
  flex: none;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  margin-top: 5px;
}

/* ── "In plain terms" callout (detail page) ── */

.gl-plain {
  margin: 0 0 24px;
  padding: 16px 18px;
  background: var(--gl-brand-light);      /* #dce5ec */
  border-left: 4px solid var(--gl-brand);
  border-radius: 0 var(--gl-radius) var(--gl-radius) 0;
}
.gl-plain__label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gl-brand);                 /* #294557 on #dce5ec — AAA ✓ */
}
.gl-plain__text {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--gl-text-primary);
}

/* ── Inline acronym expansion ──────────────── */

abbr[title] {
  text-decoration: underline dotted;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  cursor: help;
}

/* ── Detail page ───────────────────────────── */

.gl-glossary .gl-detail {
  display: flex !important;
  gap: 48px;
  align-items: flex-start;
}

.gl-glossary .gl-detail__main { flex: 1 1 0; min-width: 0; }

.gl-glossary .gl-detail__sidebar {
  width: 280px;
  flex-shrink: 0;
  display: flex !important;
  flex-direction: column;
  gap: 16px;
}

@media (max-width: 768px) {
  .gl-glossary .gl-detail { flex-direction: column !important; gap: 32px; }
  .gl-glossary .gl-detail__sidebar { width: 100%; }
  .gl-search-row { flex-wrap: wrap; }
  .gl-search-field { flex: 1 1 100%; }
  .gl-grid { grid-template-columns: 1fr; }
}

/* Detail header */
.gl-detail__badges { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; align-items: center; }

.gl-detail__title {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 2vw, 1.75rem);
  font-weight: 700;
  color: var(--gl-text-primary);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.gl-detail__desc {
  margin: 0 0 24px;
  font-size: 1rem;
  color: var(--gl-text-secondary);
  line-height: 1.65;
}

.gl-detail__divider { height: 1px; background: var(--gl-border); margin: 0 0 24px; }

/* Static illustration figure — detail page visual */
.gl-detail__figure {
  margin: 0 0 24px;
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius);
  background: var(--gl-surface-raised);
  min-height: 172px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.gl-detail__figure-inner {
  width: 100%;
  transform: scale(1.9);
  transform-origin: center;
}

@media (max-width: 480px) {
  .gl-detail__figure { min-height: 132px; }
  .gl-detail__figure-inner { transform: scale(1.45); }
}

/* Sections */
.gl-section { margin-bottom: 24px; }

.gl-section__heading {
  margin: 0 0 8px;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gl-text-primary);
}

.gl-section__text {
  margin: 0;
  font-size: 1rem;
  color: var(--gl-text-secondary);
  line-height: 1.65;
}

/* Quick-check box */
.gl-quickcheck {
  padding: 16px;
  border-radius: var(--gl-radius);
  border: 1px solid #86efac;
  background: var(--gl-success-bg);
  margin-bottom: 12px;
}

.gl-quickcheck__label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gl-success-text); /* #065f46 on #ecfdf5 = 8.2:1 AAA ✓ */
  margin-bottom: 4px;
}

.gl-quickcheck__text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--gl-success-text);
  line-height: 1.5;
}

/* Code block — brand background */
.gl-code {
  padding: 16px 20px;
  border-radius: var(--gl-radius);
  background: var(--gl-brand);
  color: #e2e8f0; /* 12.8:1 on #294557 — AAA ✓ */
  font-size: 0.875rem;
  line-height: 1.7;
  font-family: var(--gl-mono);
  overflow: auto;
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Sidebar card */
.gl-sidebar-card {
  padding: 16px;
  border-radius: var(--gl-radius-lg);
  border: 1px solid var(--gl-border);
}

.gl-sidebar-card__label {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--gl-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.gl-sidebar-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: 0.875rem;
}

.gl-sidebar-row + .gl-sidebar-row { border-top: 1px solid var(--gl-border); }
.gl-sidebar-row__label { color: var(--gl-text-muted); }
.gl-sidebar-row__value { color: var(--gl-text-primary); font-weight: 600; }

/* CTA sidebar — brand bg */
.gl-sidebar-cta {
  padding: 16px;
  border-radius: var(--gl-radius-lg);
  background: var(--gl-brand);
}

.gl-sidebar-cta__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gl-text-on-brand);
  margin-bottom: 4px;
}

.gl-sidebar-cta__text {
  margin: 0 0 12px;
  font-size: 0.875rem;
  color: var(--gl-brand-light); /* #dce5ec on #294557 = 7.9:1 AAA ✓ */
  line-height: 1.5;
}

.gl-sidebar-cta__btn {
  display: block;
  padding: 8px 0;
  text-align: center;
  border-radius: var(--gl-radius-sm);
  background: var(--gl-text-on-brand);
  color: var(--gl-brand);
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.12s;
}

.gl-sidebar-cta__btn:hover { opacity: 0.9; }

.gl-sidebar-cta__btn:focus-visible {
  outline: 3px solid var(--gl-text-on-brand);
  outline-offset: 3px;
}

/* ── Share / Embed ─────────────────────────── */

.gl-share-preview {
  margin-bottom: 12px;
  border-radius: var(--gl-radius);
  overflow: hidden;
  border: 1px solid var(--gl-border);
}

.gl-share-preview img { width: 100%; height: auto; display: block; }

.gl-share-links { display: flex; gap: 6px; margin-bottom: 12px; }

.gl-share-btn {
  flex: 1;
  display: block;
  padding: 6px 0;
  text-align: center;
  border-radius: var(--gl-radius-sm);
  border: 1px solid var(--gl-border);
  background: var(--gl-surface);
  color: var(--gl-text-secondary);
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  font-family: var(--gl-font);
  transition: background 0.12s, border-color 0.12s;
}

.gl-share-btn:hover { background: var(--gl-surface-raised); border-color: var(--gl-border-strong); }

.gl-share-btn:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

.gl-embed-details { font-size: 0.8125rem; }

.gl-embed-details summary {
  cursor: pointer;
  color: var(--gl-text-muted);
  font-weight: 600;
  margin-bottom: 8px;
  padding: 4px 0;
}

.gl-embed-details summary:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

.gl-embed-options { display: flex; flex-direction: column; gap: 8px; }

.gl-embed-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gl-text-muted); /* #525252 7.8:1 — AAA ✓ even at 12px */
  margin-bottom: 3px;
}

.gl-embed-input {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-xs);
  background: var(--gl-surface-raised);
  color: var(--gl-text-secondary);
  font-size: 0.75rem;
  font-family: var(--gl-mono);
  line-height: 1.4;
  resize: none;
}

.gl-embed-input:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

/* ── Interactive demos ─────────────────────── */

.gl-demo {
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
}

.gl-demo__header {
  padding: 16px;
  border-bottom: 1px solid var(--gl-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--gl-surface-raised);
}

.gl-demo__title { font-size: 1rem; font-weight: 600; color: var(--gl-text-primary); }
.gl-demo__hint { font-size: 0.8125rem; color: var(--gl-text-muted); }
.gl-demo__body { padding: 16px; }

.gl-demo__toggle {
  display: inline-flex;
  border-radius: var(--gl-radius-sm);
  border: 1px solid var(--gl-border);
  overflow: hidden;
}

.gl-demo__toggle-btn {
  padding: 4px 14px;
  border: none;
  font-size: 0.8125rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--gl-font);
  transition: all 0.1s;
}

.gl-demo__toggle-btn:focus-visible { outline: var(--gl-focus-ring); outline-offset: -3px; }
.gl-demo__toggle-btn.is-active { background: var(--gl-brand); color: var(--gl-text-on-brand); }
.gl-demo__toggle-btn:not(.is-active) { background: var(--gl-surface); color: var(--gl-text-secondary); }

/* Contrast checker */
.gl-contrast-preview { padding: 16px; border-radius: var(--gl-radius); border: 1px solid var(--gl-border); margin-bottom: 12px; text-align: center; }
.gl-contrast-preview__large { font-size: 1.5rem; font-weight: 700; margin-bottom: 4px; }
.gl-contrast-preview__sample { font-size: 0.875rem; }
.gl-contrast-controls { display: flex; gap: 16px; margin-bottom: 12px; align-items: center; flex-wrap: wrap; }
.gl-contrast-controls label { display: flex; align-items: center; gap: 8px; font-size: 0.875rem; color: var(--gl-text-secondary); font-weight: 600; }
.gl-contrast-controls input[type="color"] { width: 32px; height: 24px; border: 1px solid var(--gl-border); border-radius: var(--gl-radius-xs); cursor: pointer; padding: 0; }
.gl-contrast-controls input[type="color"]:focus-visible { outline: var(--gl-focus-ring); outline-offset: var(--gl-focus-offset); }
.gl-contrast-controls code { font-size: 0.8125rem; color: var(--gl-text-muted); font-family: var(--gl-mono); }
.gl-contrast-results { display: flex; gap: 8px; }
.gl-contrast-results > div { flex: 1; padding: 12px; border-radius: var(--gl-radius); text-align: center; }
.gl-contrast-result__ratio { font-size: 1.25rem; font-weight: 700; color: var(--gl-text-primary); font-family: var(--gl-mono); }
.gl-contrast-result__label { font-size: 0.75rem; font-weight: 600; }
.gl-contrast-result__verdict { font-size: 1rem; font-weight: 700; }

/* Focus demo */
.gl-focus-links { display: flex; gap: 8px; flex-wrap: wrap; }
.gl-focus-link { padding: 8px 16px; border-radius: var(--gl-radius); border: 1px solid var(--gl-border); background: var(--gl-surface); color: var(--gl-text-primary); font-size: 1rem; font-weight: 600; text-decoration: none; }
.gl-focus-link--broken:focus { outline: none; }
.gl-focus-link--fixed:focus { outline: var(--gl-focus-ring); outline-offset: var(--gl-focus-offset); }

.gl-demo__status { margin-top: 12px; padding: 12px 16px; border-radius: var(--gl-radius); font-size: 0.875rem; font-weight: 600; }
.gl-demo__status--bad { background: var(--gl-error-bg); border: 1px solid #fca5a5; color: var(--gl-error-text); }
.gl-demo__status--good { background: var(--gl-success-bg); border: 1px solid #86efac; color: var(--gl-success-text); }

/* A11y tree demo */
.gl-tree-code { padding: 16px; font-family: var(--gl-mono); font-size: 0.875rem; line-height: 1.8; }
.gl-tree-code--dom { background: var(--gl-surface); }
.gl-tree-code--tree { background: var(--gl-surface-raised); }
.gl-tree-tag { color: var(--gl-text-muted); }
.gl-tree-el { color: var(--gl-text-primary); }
.gl-tree-attr { color: #1e3a5f; } /* 10.2:1 on white — AAA ✓ (was #1d4ed8 4.6:1 FAIL) */
.gl-tree-val { color: var(--gl-success-text); } /* #065f46 9.5:1 — AAA ✓ (was #059669 4.6:1 FAIL) */
.gl-tree-err { color: var(--gl-error-text); } /* #991b1b 7.8:1 — AAA ✓ (was #dc2626 4.6:1 FAIL) */
.gl-tree-role { font-weight: 700; color: var(--gl-text-primary); }
.gl-tree-note { font-size: 0.75rem; background: var(--gl-error-bg); padding: 2px 8px; border-radius: var(--gl-radius-xs); font-weight: 700; color: var(--gl-error-text); margin-left: 6px; }
.gl-demo__note { padding: 10px 16px 14px; font-size: 0.8125rem; color: var(--gl-text-muted); line-height: 1.5; }

/* ── KirbyTag link ─────────────────────────── */

a.glossary-term-link {
  color: var(--gl-brand);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
  transition: color 0.12s;
}

a.glossary-term-link:hover { color: var(--gl-brand-hover); }
a.glossary-term-link:focus-visible { outline: var(--gl-focus-ring); outline-offset: var(--gl-focus-offset); }

/* ── Illustrations ─────────────────────────── */

.gl-illust { width: 100%; height: 56px; display: flex; align-items: center; justify-content: center; }

/* Reset btn — matches site .btn--secondary.btn-small */
.gl-btn-reset {
  margin-left: auto;
  padding: 6px 14px;
  border-radius: var(--gl-radius-sm);
  border: 2px solid var(--gl-brand);
  background: transparent;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gl-brand);
  cursor: pointer;
  font-family: var(--gl-font);
  transition: background 0.12s;
}

.gl-btn-reset:hover { background: var(--gl-brand-light); }
.gl-btn-reset:focus-visible { outline: var(--gl-focus-ring); outline-offset: var(--gl-focus-offset); }

/* ── Related ───────────────────────────────── */

.gl-related { display: flex; gap: 6px; flex-wrap: wrap; }

/* ── Global focus ──────────────────────────── */

.gl-glossary a:focus-visible,
.gl-glossary button:focus-visible,
.gl-glossary input:focus-visible,
.gl-glossary select:focus-visible,
.gl-glossary textarea:focus-visible {
  outline: var(--gl-focus-ring);
  outline-offset: var(--gl-focus-offset);
}

.gl-view-btn:focus-visible,
.gl-row:focus-visible,
.gl-demo__toggle-btn:focus-visible {
  outline-offset: -3px;
}

/* ── Dark mode ─────────────────────────────── */

[data-theme="dark"] .gl-glossary {
  --gl-brand: #7cb8f7;
  --gl-brand-hover: #a5d4fd;
  --gl-brand-light: rgba(124,184,247,0.1);
  --gl-text-primary: #f1f5f9;
  --gl-text-secondary: #a8b5c4;
  --gl-text-muted: #a8b5c4;
  --gl-text-on-brand: #0f172a;
  --gl-surface: #1e293b;
  --gl-surface-raised: #0f172a;
  --gl-border: #334155;
  --gl-border-strong: #475569;
  --gl-success-bg: #064e3b;
  --gl-success-text: #8cf0b5;
  --gl-error-bg: #450a0a;
  --gl-error-text: #fca5a5;
  --gl-warning-text: #fbbf24;
}

[data-theme="dark"] .gl-code { background: #0f172a; color: #e2e8f0; }
[data-theme="dark"] .gl-sidebar-cta { background: #0f172a; }
[data-theme="dark"] .gl-badge--default { background: #1e3a50; color: #a5d4fd; }
[data-theme="dark"] .gl-badge--blue { background: rgba(30,58,95,0.5); color: #93c5fd; border-color: #334155; }
[data-theme="dark"] .gl-badge--green { background: #064e3b; color: #8cf0b5; border-color: #334155; }
[data-theme="dark"] .gl-badge--essential { background: rgba(251,191,36,0.14); color: #fcd34d; border-color: #b45309; }
[data-theme="dark"] .gl-tree-attr { color: #93c5fd; }
[data-theme="dark"] .gl-embed-input { background: #0f172a; color: #a8b5c4; border-color: #334155; }

@media (max-width: 480px) {
  .gl-grid { grid-template-columns: 1fr; }
  .gl-contrast-results { flex-direction: column; }
}

/* ── Reduced motion ────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .gl-glossary * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}