.page-glossary {
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-glossary .gl-mono,
.page-glossary .gl-term-num,
.page-glossary .gl-group-num,
.page-glossary .gl-scale-num,
.page-glossary .gl-figure-num,
.page-glossary .gl-figure-unit,
.page-glossary .gl-cross-num,
.page-glossary .filter-count {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}

/* ---------- 首屏 ---------- */
.page-glossary .gl-hero {
  padding: var(--space-8) 0 0;
}

.page-glossary .gl-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary .gl-crumb a {
  color: var(--color-ink-muted);
  text-decoration: none;
}

.page-glossary .gl-crumb a:hover,
.page-glossary .gl-crumb a:focus-visible {
  color: var(--color-focus);
}

.page-glossary .gl-crumb .breadcrumb-sep {
  color: var(--color-ink-muted);
}

.page-glossary .gl-hero-top {
  display: grid;
  gap: var(--space-6);
}

.page-glossary .gl-kicker {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

.page-glossary .gl-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  overflow-wrap: break-word;
}

.page-glossary .gl-hero-lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-glossary .gl-figures {
  display: grid;
  gap: var(--space-4);
  margin: 0;
}

.page-glossary .gl-figure {
  padding-bottom: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-figure:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-glossary .gl-figure dt {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-glossary .gl-figure dd {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
}

.page-glossary .gl-figure-num {
  font-size: var(--text-figure);
  line-height: 1;
  color: var(--color-primary);
}

.page-glossary .gl-figure-unit {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-glossary .gl-scale {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
  margin: var(--space-8) 0 0;
  padding: 0;
  list-style: none;
}

.page-glossary .gl-scale-item a {
  display: block;
  color: var(--color-ink-soft);
  text-decoration: none;
}

.page-glossary .gl-scale-item a::before {
  content: "";
  display: block;
  width: 24px;
  height: var(--border-thin);
  margin-bottom: var(--space-2);
  background: var(--color-line);
  transition: width 220ms ease-out, background-color 220ms ease-out;
}

.page-glossary .gl-scale-item a:hover::before,
.page-glossary .gl-scale-item a:focus-visible::before {
  width: 100%;
  background: var(--color-primary);
}

.page-glossary .gl-scale-item a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
}

.page-glossary .gl-scale-num {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-primary);
}

.page-glossary .gl-scale-label {
  display: block;
  margin-top: calc(var(--space-1) / 2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-glossary .gl-hero-figure {
  margin: var(--space-8) 0 0;
}

.page-glossary .gl-hero-figure img,
.page-glossary .gl-group-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--color-surface-deep);
}

/* ---------- 通用节 ---------- */
.page-glossary .gl-groups,
.page-glossary .gl-terms,
.page-glossary .gl-cross {
  padding: var(--section-y) 0;
}

.page-glossary .gl-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3);
  margin: 0;
}

.page-glossary .gl-section-head .section-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-primary);
}

.page-glossary .gl-section-head .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-glossary .gl-section-note {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-glossary .gl-section-note a {
  color: var(--color-focus);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 分组索引 ---------- */
.page-glossary .gl-group-layout {
  display: grid;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.page-glossary .gl-group-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-glossary .gl-group {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: var(--space-2) var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-group:first-child {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-group-num {
  font-size: var(--text-sm);
  color: var(--color-primary);
  padding-top: calc(var(--space-1) / 2);
}

.page-glossary .gl-group-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-glossary .gl-group-desc {
  margin: var(--space-2) 0 0;
  max-width: 46ch;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-glossary .gl-group-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary .gl-group-meta .gl-mono {
  color: var(--color-primary);
}

.page-glossary .gl-group-meta a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-group-meta a:hover,
.page-glossary .gl-group-meta a:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-glossary .gl-meta-sep {
  color: var(--color-line);
}

.page-glossary .gl-group-figure {
  margin: 0;
}

.page-glossary .gl-group-figure .figure-caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

/* ---------- 词条正文 ---------- */
.page-glossary .gl-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-6) 0 var(--space-8);
}

.page-glossary .gl-filter-bar .filter-btn {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-1);
  padding: calc(var(--space-1) * 0.75) var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  background: var(--color-surface-deep);
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 200ms ease-out, color 200ms ease-out;
}

.page-glossary .gl-filter-bar .filter-btn:hover {
  color: var(--color-ink);
}

.page-glossary .gl-filter-bar .filter-btn[aria-pressed="true"] {
  background: var(--color-primary-soft);
  color: var(--color-ink);
}

.page-glossary .gl-filter-bar .filter-btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-glossary .gl-filter-bar .filter-count {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary .gl-term-list {
  display: grid;
  gap: 0;
}

.page-glossary .gl-term {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-6) 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-term:last-child {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-term-head {
  display: flex;
  flex-direction: column;
  gap: calc(var(--space-1) / 2);
}

.page-glossary .gl-term-num {
  font-size: var(--text-xs);
  color: var(--color-primary);
}

.page-glossary .gl-term-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  overflow-wrap: break-word;
}

.page-glossary .gl-term-group {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary .gl-term-def {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-glossary .gl-term-use,
.page-glossary .gl-term-rel {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-glossary .gl-term-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-3);
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  transition: color 220ms ease-out;
}

.page-glossary .gl-term:hover .gl-term-meta,
.page-glossary .gl-term:focus-within .gl-term-meta {
  color: var(--color-ink-soft);
}

.page-glossary .gl-term-rel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
}

.page-glossary .gl-label {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-glossary .gl-term-meta a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-term-meta a:hover,
.page-glossary .gl-term-meta a:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-glossary .gl-term-meta .tag--batch {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-accent-ink);
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  padding: calc(var(--space-1) * 0.15) calc(var(--space-1) * 0.6);
}

.page-glossary .gl-term-meta .tag--batch.is-marked {
  background: var(--color-highlight);
  color: var(--color-focus);
}

.page-glossary .gl-rel {
  display: inline-block;
  padding: calc(var(--space-1) * 0.25) var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background-color 200ms ease-out, color 200ms ease-out;
}

.page-glossary .gl-rel:hover,
.page-glossary .gl-rel:focus-visible {
  background: var(--color-highlight);
  color: var(--color-focus);
}

.page-glossary .gl-rel:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 交叉索引 ---------- */
.page-glossary .gl-cross-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 var(--space-6);
  margin: var(--space-8) 0 0;
  padding: 0;
  list-style: none;
}

.page-glossary .gl-cross-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: calc(var(--space-1) / 2) var(--space-2);
  align-items: baseline;
  padding: calc(var(--space-2) * 0.75) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
}

.page-glossary .gl-cross-num {
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-decoration: none;
}

.page-glossary .gl-cross-name {
  color: var(--color-ink);
  text-decoration: none;
  font-size: var(--text-sm);
}

.page-glossary .gl-cross-name:hover,
.page-glossary .gl-cross-name:focus-visible,
.page-glossary .gl-cross-num:hover,
.page-glossary .gl-cross-num:focus-visible {
  color: var(--color-focus);
}

.page-glossary .gl-cross-where {
  grid-column: 2;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary .gl-cross-where a {
  color: var(--color-ink-muted);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary .gl-cross-where a:hover,
.page-glossary .gl-cross-where a:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-glossary .gl-cross-note {
  margin: var(--space-6) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-glossary .gl-cross-note a {
  color: var(--color-focus);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 720px) {
  .page-glossary .gl-scale {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-glossary .gl-cross-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-glossary .gl-hero {
    padding-top: var(--space-8);
  }

  .page-glossary .gl-hero-top {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: var(--space-8);
    align-items: end;
  }

  .page-glossary .gl-figures {
    padding-left: var(--space-4);
    border-left: var(--border-thin) solid var(--color-line);
  }

  .page-glossary .gl-scale {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .page-glossary .gl-groups,
  .page-glossary .gl-terms,
  .page-glossary .gl-cross {
    padding: var(--section-y-lg) 0;
  }

  .page-glossary .gl-group-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-glossary .gl-term {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: var(--space-8);
    padding: var(--space-6) 0;
  }

  .page-glossary .gl-section-head .section-title {
    font-size: var(--text-3xl);
  }
}

@media (min-width: 1080px) {
  .page-glossary .gl-cross-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-glossary .gl-scale-item a::before,
  .page-glossary .gl-term-meta,
  .page-glossary .gl-rel,
  .page-glossary .gl-filter-bar .filter-btn {
    transition: none;
  }
}