.page-glossary-basic {
  --gb-num-col: 64px;
  --gb-num-col-lg: 88px;
}

.page-glossary-basic a:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

/* 首屏 */
.page-glossary-basic .gb-lead {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-6) 0 var(--space-4);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.page-glossary-basic .gb-lead h1 {
  margin: 0;
  max-width: 20ch;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-glossary-basic .gb-lead-text {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-glossary-basic .gb-stats {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.page-glossary-basic .gb-stat {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border: var(--border-thick) solid var(--color-ink);
  box-shadow: var(--shadow-2);
}

.page-glossary-basic .gb-stat--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-glossary-basic .gb-stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.page-glossary-basic .gb-stat--primary .gb-stat-value {
  font-size: var(--text-figure);
}

.page-glossary-basic .gb-stat-label {
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* 图片区块 */
.page-glossary-basic .gb-map {
  margin: var(--space-6) 0 0;
}

.page-glossary-basic .gb-map img,
.page-glossary-basic .gb-diff-figure img,
.page-glossary-basic .gb-path img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-glossary-basic .gb-diff-figure,
.page-glossary-basic .gb-path {
  margin: 0 0 var(--space-4);
}

/* 区块骨架 */
.page-glossary-basic .gb-block {
  padding: var(--space-6) 0;
  border-top: var(--border-thick) solid var(--color-line);
}

.page-glossary-basic .gb-block--last {
  padding-bottom: var(--space-8);
}

.page-glossary-basic .gb-block-head {
  display: grid;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.page-glossary-basic .gb-block-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-glossary-basic .gb-block-note {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-glossary-basic .gb-block-note--foot {
  margin-top: var(--space-4);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-accent);
  font-size: var(--text-sm);
}

.page-glossary-basic .gb-block-note a {
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-glossary-basic .gb-block-note a:hover {
  background: var(--color-primary-soft);
}

/* 词条卡 */
.page-glossary-basic .gb-terms {
  display: grid;
  gap: var(--space-4);
}

.page-glossary-basic .gb-term {
  display: grid;
  grid-template-columns: var(--gb-num-col) 1fr;
  background: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  box-shadow: var(--shadow-2);
}

.page-glossary-basic .gb-term-num {
  display: block;
  padding: var(--space-3) var(--space-1);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.04em;
  text-align: center;
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.page-glossary-basic .gb-term-num:hover {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-accent);
}

.page-glossary-basic .gb-term-body {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3);
}

.page-glossary-basic .gb-term-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-glossary-basic .gb-term-row {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-glossary-basic .gb-field {
  display: inline-block;
  margin-right: var(--space-1);
  padding: 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  border: var(--border-thin) solid var(--color-line);
  vertical-align: 2px;
}

.page-glossary-basic .gb-warn {
  display: block;
  margin: 0;
  padding: var(--space-2);
  background: var(--color-highlight);
  border-left: var(--border-thick) solid var(--color-primary);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-glossary-basic .gb-warn .gb-field {
  border-color: transparent;
  color: var(--color-primary);
  font-weight: var(--weight-heading);
}

.page-glossary-basic .gb-more {
  margin: 0;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-muted);
  border-top: var(--border-thin) solid var(--color-line);
  transition: background-color 150ms ease, color 150ms ease;
}

.page-glossary-basic .gb-term:hover .gb-more,
.page-glossary-basic .gb-term:focus-within .gb-more {
  background: var(--color-surface-alt);
  color: var(--color-ink);
}

.page-glossary-basic .gb-rel-num {
  font-family: var(--font-mono);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 易混词对照表 */
.page-glossary-basic .gb-diff {
  width: 100%;
  background: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  box-shadow: var(--shadow-2);
}

.page-glossary-basic .gb-diff-caption {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  background: var(--color-surface-alt);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-glossary-basic .gb-diff thead {
  display: none;
}

.page-glossary-basic .gb-diff tbody tr {
  display: block;
  border-top: var(--border-thick) solid var(--color-line);
}

.page-glossary-basic .gb-diff tbody tr:first-child {
  border-top: 0;
}

.page-glossary-basic .gb-diff td {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  vertical-align: top;
}

.page-glossary-basic .gb-diff td::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary-basic .gb-diff td + td {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-glossary-basic .gb-diff .gb-diff-key {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
}

.page-glossary-basic .gb-diff .gb-diff-key::before {
  color: color-mix(in srgb, var(--color-primary-ink) 75%, transparent);
}

/* 词条与字段对照 */
.page-glossary-basic .gb-fields {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  box-shadow: var(--shadow-2);
}

.page-glossary-basic .gb-field-row {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-glossary-basic .gb-field-row:first-child {
  border-top: 0;
}

.page-glossary-basic .gb-field-row:nth-child(odd) {
  background: var(--color-surface-alt);
}

.page-glossary-basic .gb-field-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-accent);
}

.page-glossary-basic .gb-field-term {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
}

.page-glossary-basic .gb-field-group {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary-basic .gb-field-where {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

/* 继续阅读 */
.page-glossary-basic .gb-next {
  display: grid;
  gap: var(--space-3);
}

.page-glossary-basic .gb-next-card {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border: var(--border-thick) solid var(--color-ink);
  box-shadow: var(--shadow-2);
  color: var(--color-ink);
  text-decoration: none;
  transition: transform 150ms ease, box-shadow 150ms ease, background-color 150ms ease;
}

.page-glossary-basic .gb-next-card:hover {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-1);
  background: var(--color-primary-soft);
}

.page-glossary-basic .gb-next-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-glossary-basic .gb-next-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-glossary-basic .gb-next-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

@media (min-width: 720px) {
  .page-glossary-basic .gb-lead h1 {
    font-size: var(--text-3xl);
  }

  .page-glossary-basic .gb-stats {
    grid-template-columns: 5fr 3fr 4fr;
  }

  .page-glossary-basic .gb-block {
    padding: var(--space-8) 0;
  }

  .page-glossary-basic .gb-block-title {
    font-size: var(--text-2xl);
  }

  .page-glossary-basic .gb-field-row {
    grid-template-columns: 88px 148px 96px 1fr;
    align-items: baseline;
    gap: var(--space-3);
  }

  .page-glossary-basic .gb-next {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 桌面恢复表格结构 */
  .page-glossary-basic .gb-diff {
    display: table;
    border-collapse: collapse;
  }

  .page-glossary-basic .gb-diff-caption {
    display: table-caption;
    caption-side: top;
  }

  .page-glossary-basic .gb-diff thead {
    display: table-header-group;
  }

  .page-glossary-basic .gb-diff tbody {
    display: table-row-group;
  }

  .page-glossary-basic .gb-diff tbody tr {
    display: table-row;
    border-top: 0;
  }

  .page-glossary-basic .gb-diff th {
    display: table-cell;
    padding: var(--space-3);
    text-align: left;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: var(--weight-heading);
    color: var(--color-contrast-ink);
    background: var(--color-contrast-surface);
    border-right: var(--border-thin) solid var(--color-contrast-line);
    vertical-align: top;
  }

  .page-glossary-basic .gb-diff th:last-child {
    border-right: 0;
  }

  .page-glossary-basic .gb-diff td {
    display: table-cell;
    padding: var(--space-3);
    border-top: var(--border-thin) solid var(--color-line);
    border-right: var(--border-thin) solid var(--color-line);
    transition: background-color 150ms ease;
  }

  .page-glossary-basic .gb-diff td:last-child {
    border-right: 0;
  }

  .page-glossary-basic .gb-diff td::before {
    display: none;
  }

  .page-glossary-basic .gb-diff td + td {
    border-top: var(--border-thin) solid var(--color-line);
  }

  .page-glossary-basic .gb-diff tbody tr:hover td {
    background: var(--color-surface-alt);
  }

  .page-glossary-basic .gb-diff tbody tr:hover .gb-diff-key {
    background: var(--color-primary);
    color: var(--color-primary-ink);
  }

  .page-glossary-basic .gb-diff tbody tr:hover td:nth-child(3) {
    background: var(--color-highlight);
  }
}

@media (min-width: 960px) {
  .page-glossary-basic .gb-terms {
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-4) var(--space-2);
  }

  .page-glossary-basic .gb-term {
    grid-column: 1 / span 4;
    grid-template-columns: var(--gb-num-col-lg) 1fr;
  }

  .page-glossary-basic .gb-term:nth-child(even) {
    grid-column: 3 / span 4;
  }

  .page-glossary-basic .gb-term-body {
    padding: var(--space-3) var(--space-4);
  }
}
</final>