.page-insights {
  --pi-rule: var(--border-thin);
}

/* ---------- 首屏 ---------- */
.page-insights .pi-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--space-6) var(--space-8);
}

.page-insights .pi-hero::before {
  content: "";
  position: absolute;
  inset-block-start: calc(var(--space-8) * -1);
  inset-inline-end: calc(var(--space-8) * -1.5);
  width: 280px;
  height: 280px;
  border: var(--border-thick) solid var(--color-contrast-line);
  border-radius: 50%;
  pointer-events: none;
}

.page-insights .pi-hero::after {
  content: "";
  position: absolute;
  inset-block-end: calc(var(--space-6) * -1);
  inset-inline-start: calc(var(--space-8) * -1);
  width: 180px;
  height: 180px;
  background-color: var(--color-accent);
  border-radius: 50%;
  opacity: 0.55;
  pointer-events: none;
}

.page-insights .pi-hero__inner {
  position: relative;
  z-index: 1;
}

.page-insights .pi-hero__crumb {
  color: var(--color-contrast-ink);
  opacity: 0.72;
  font-size: var(--text-sm);
  margin-block-end: var(--space-4);
}

.page-insights .pi-hero__crumb a {
  color: var(--color-contrast-ink);
}

.page-insights .pi-hero__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: 0;
  max-width: 9em;
}

.page-insights .pi-hero__split {
  display: grid;
  gap: var(--space-6);
  margin-block-start: var(--space-6);
}

.page-insights .pi-hero__lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.86;
  margin: 0;
  max-width: var(--measure);
}

.page-insights .pi-hero__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: var(--border-thick) solid var(--color-contrast-line);
}

.page-insights .pi-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ---------- 数字锚点 ---------- */
.page-insights .pi-figures {
  list-style: none;
  margin: var(--space-8) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.page-insights .pi-figure {
  border-block-start: var(--border-thick) solid var(--color-contrast-line);
  padding-block-start: var(--space-2);
}

.page-insights .pi-figure .figure-mark {
  display: block;
  color: var(--color-contrast-accent);
  line-height: 1;
}

.page-insights .pi-figure__label {
  display: block;
  margin-block-start: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

/* ---------- 版面骨架 ---------- */
.page-insights .pi-layout {
  display: grid;
  gap: var(--space-6);
  padding-block: var(--section-y);
}

/* ---------- 侧边目录 ---------- */
.page-insights .pi-toc {
  align-self: start;
}

.page-insights .pi-toc__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  color: var(--color-ink);
  margin: 0 0 var(--space-3);
  padding-block-end: var(--space-2);
  border-block-end: var(--border-thick) solid var(--color-ink);
}

.page-insights .pi-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-inline-start: var(--border-thick) dotted var(--color-line);
}

.page-insights .pi-toc__item {
  position: relative;
}

.page-insights .pi-toc__link {
  display: flex;
  gap: var(--space-2);
  align-items: baseline;
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-3);
  text-decoration: none;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  line-height: 1.45;
  position: relative;
  transition: color 180ms ease, background-color 180ms ease;
}

.page-insights .pi-toc__link::before {
  content: "";
  position: absolute;
  inset-inline-start: -5px;
  inset-block-start: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-line);
  transform: translateY(-50%);
  transition: background-color 180ms ease;
}

.page-insights .pi-toc__link:hover,
.page-insights .pi-toc__link:focus-visible {
  color: var(--color-ink);
  background-color: var(--color-primary-soft);
}

.page-insights .pi-toc__link:hover::before,
.page-insights .pi-toc__link:focus-visible::before {
  background-color: var(--color-primary);
}

.page-insights .pi-toc__link.is-current {
  color: var(--color-ink);
  font-weight: var(--weight-heading);
}

.page-insights .pi-toc__link.is-current::before {
  background-color: var(--color-focus);
}

.page-insights .pi-toc__idx {
  color: var(--color-ink-muted);
  font-size: var(--text-xs);
  flex: none;
}

.page-insights .pi-toc__link.is-current .pi-toc__idx {
  color: var(--color-primary);
}

.page-insights .pi-toc__item--sub .pi-toc__link::before {
  width: 6px;
  height: 6px;
}

.page-insights .pi-toc__foot {
  margin: var(--space-4) 0 0;
  padding-inline-start: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

/* ---------- 分组 ---------- */
.page-insights .pi-group {
  padding-block-start: var(--section-y);
}

.page-insights .pi-group:first-child {
  padding-block-start: 0;
}

.page-insights .pi-group__head {
  border-block-start: var(--border-thick) solid var(--color-primary);
  padding-block-start: var(--space-3);
}

.page-insights .pi-group--rules .pi-group__head {
  border-block-start-color: var(--color-accent);
}

.page-insights .pi-group--trend .pi-group__head {
  border-block-start-color: var(--color-contrast-surface);
}

.page-insights .pi-group__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  color: var(--color-primary);
  line-height: 1;
}

.page-insights .pi-group--rules .pi-group__num {
  color: var(--color-accent);
}

.page-insights .pi-group--trend .pi-group__num {
  color: var(--color-contrast-surface);
}

.page-insights .pi-group__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: var(--space-2) 0 0;
}

.page-insights .pi-group__desc {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

/* ---------- 分组配图 ---------- */
.page-insights .pi-figure-media {
  margin: var(--space-6) 0 0;
}

.page-insights .pi-figure-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.page-insights .pi-figure-media figcaption {
  margin-block-start: var(--space-2);
  padding-inline-start: var(--space-2);
  border-inline-start: var(--border-thick) solid var(--color-primary);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.5;
}

.page-insights .pi-group--rules .pi-figure-media figcaption {
  border-inline-start-color: var(--color-accent);
}

.page-insights .pi-figure-media--backdrop {
  position: relative;
}

.page-insights .pi-figure-media--backdrop img {
  border: var(--border-thick) solid var(--color-line);
}

/* ---------- 条目列表 ---------- */
.page-insights .pi-list {
  display: grid;
  gap: var(--space-4);
  margin-block-start: var(--space-6);
}

.page-insights .pi-entry {
  border-block-end: var(--border-thin) dotted var(--color-line);
  padding-block-end: var(--space-4);
}

.page-insights .pi-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-insights .pi-entry__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-2);
}

.page-insights .pi-entry__text {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-insights .pi-entry__text a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: var(--border-thin);
  text-underline-offset: 3px;
}

.page-insights .pi-entry__text a:hover,
.page-insights .pi-entry__text a:focus-visible {
  color: var(--color-focus);
}

/* ---------- 要点折叠 ---------- */
.page-insights .pi-note {
  margin-block-start: var(--space-6);
  border: var(--border-thick) dotted var(--color-line);
  background-color: var(--color-surface-alt);
}

.page-insights .pi-note__summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  color: var(--color-ink);
  list-style: none;
}

.page-insights .pi-note__summary::-webkit-details-marker {
  display: none;
}

.page-insights .pi-note__summary .accordion__marker {
  flex: none;
}

.page-insights .pi-note__body {
  padding: 0 var(--space-3) var(--space-3);
}

.page-insights .pi-note__list {
  margin: 0;
  padding-inline-start: var(--space-3);
  display: grid;
  gap: var(--space-2);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
  font-size: var(--text-base);
}

/* ---------- 小结框 ---------- */
.page-insights .pi-summary {
  margin-block-start: var(--space-6);
  padding: var(--space-4);
  background-color: var(--color-primary-soft);
  border-inline-start: var(--space-1) solid var(--color-primary);
}

.page-insights .pi-summary--accent {
  background-color: var(--color-highlight);
  border-inline-start-color: var(--color-accent);
}

.page-insights .pi-summary--dark {
  background-color: var(--color-contrast-surface);
  border-inline-start-color: var(--color-contrast-accent);
  color: var(--color-contrast-ink);
}

.page-insights .pi-summary__label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.page-insights .pi-summary--accent .pi-summary__label {
  color: var(--color-accent);
}

.page-insights .pi-summary--dark .pi-summary__label {
  color: var(--color-contrast-accent);
}

.page-insights .pi-summary__text {
  margin: 0;
  max-width: var(--measure);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-insights .pi-summary--dark .pi-summary__text {
  color: var(--color-contrast-ink);
}

.page-insights .pi-summary__text a {
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 对照表 ---------- */
.page-insights .pi-subhead {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: var(--space-8) 0 var(--space-2);
  padding-block-end: var(--space-2);
  border-block-end: var(--border-thick) solid var(--color-accent);
}

.page-insights .pi-tablenote {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: var(--leading-body);
}

.page-insights .pi-matrix-wrap {
  margin-block-start: var(--space-4);
  overflow-x: auto;
  border: var(--border-thick) solid var(--color-line);
  background-color: var(--color-surface);
}

.page-insights .pi-matrix {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.page-insights .pi-matrix__caption {
  caption-side: top;
  text-align: start;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  background-color: var(--color-surface-alt);
}

.page-insights .pi-matrix th,
.page-insights .pi-matrix td {
  text-align: start;
  padding: var(--space-2) var(--space-3);
  border-block-end: var(--border-thin) dotted var(--color-line);
  vertical-align: top;
  line-height: 1.5;
}

.page-insights .pi-matrix thead th {
  background-color: var(--color-surface-deep);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  border-block-end: var(--border-thick) solid var(--color-ink);
}

.page-insights .pi-matrix tbody th {
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-insights .pi-matrix tbody td {
  color: var(--color-ink-soft);
}

.page-insights .pi-matrix tbody tr {
  transition: background-color 160ms ease;
}

.page-insights .pi-matrix tbody tr:hover,
.page-insights .pi-matrix tbody tr:focus-within {
  background-color: var(--color-highlight);
}

.page-insights .pi-matrix .tnum {
  color: var(--color-ink-muted);
}

/* ---------- 段位刻度 ---------- */
.page-insights .pi-rules-split {
  display: grid;
  gap: var(--space-4);
  margin-block-start: var(--space-4);
}

.page-insights .pi-scale {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
}

.page-insights .pi-scale__step {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-2);
  background-color: var(--color-surface-alt);
  border-block-start: var(--border-thick) solid var(--color-primary);
}

.page-insights .pi-scale__step:nth-child(even) {
  border-block-start-color: var(--color-accent);
}

.page-insights .pi-scale__tick {
  display: block;
  height: var(--space-2);
  background-color: var(--color-primary);
  opacity: 0.28;
}

.page-insights .pi-scale__step:nth-child(even) .pi-scale__tick {
  background-color: var(--color-accent);
  opacity: 0.32;
}

.page-insights .pi-scale__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-insights .pi-scale__range {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-insights .pi-scale-figure {
  margin: 0;
}

.page-insights .pi-scale-figure img {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: var(--border-thick) solid var(--color-line);
}

.page-insights .pi-scale-figure figcaption {
  margin-block-start: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.5;
}

/* ---------- 趋势延伸入口 ---------- */
.page-insights .pi-trend-entry {
  margin-block-start: var(--space-6);
  padding: var(--space-4);
  background-color: var(--color-highlight);
  border-block-start: var(--border-thick) solid var(--color-accent);
}

.page-insights .pi-trend-entry__label {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
  color: var(--color-accent);
}

.page-insights .pi-trend-entry__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-insights .pi-trend-entry__text {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-insights .pi-trend-entry__text a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: var(--border-thin);
  text-underline-offset: 3px;
}

.page-insights .pi-trend-entry__text a:hover,
.page-insights .pi-trend-entry__text a:focus-visible {
  color: var(--color-focus);
}

/* ---------- 结尾入口 ---------- */
.page-insights .pi-outro {
  margin-block-start: var(--section-y);
  padding-block-start: var(--space-6);
  border-block-start: var(--border-thick) dotted var(--color-line);
}

.page-insights .pi-outro__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-insights .pi-outro__text {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-insights .pi-outro__links {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-insights .pi-hero__split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--space-8);
  }

  .page-insights .pi-figures {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .page-insights .pi-figure--a {
    grid-column: 1 / span 2;
  }

  .page-insights .pi-figure--b {
    grid-column: 3 / span 2;
    margin-block-start: var(--space-6);
  }

  .page-insights .pi-figure--c {
    grid-column: 5 / span 1;
  }

  .page-insights .pi-figure--d {
    grid-column: 6 / span 1;
    margin-block-start: var(--space-6);
  }

  .page-insights .pi-scale {
    grid-template-columns: repeat(9, minmax(0, 1fr));
  }

  .page-insights .pi-rules-split {
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: start;
    gap: var(--space-6);
  }

  .page-insights .pi-scale-figure img {
    max-width: 100%;
  }
}

@media (min-width: 981px) {
  .page-insights .pi-hero {
    padding-block: var(--space-8) var(--section-y-lg);
  }

  .page-insights .pi-hero::before {
    width: 460px;
    height: 460px;
  }

  .page-insights .pi-hero::after {
    width: 280px;
    height: 280px;
  }

  .page-insights .pi-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-insights .pi-toc {
    position: sticky;
    inset-block-start: 96px;
  }

  .page-insights .pi-list {
    gap: var(--space-6);
  }

  .page-insights .pi-entry {
    padding-inline-start: var(--space-4);
    border-inline-start: var(--border-thin) dotted var(--color-line);
  }

  .page-insights .pi-group--rules .pi-entry {
    border-inline-start-color: var(--color-highlight);
  }
}
</final>
</final>