/* ===== 评测与口径 · 长文档页面 ===== */

.page-comparison {
  --rv-rail: var(--space-8);
}

/* ---------- 首屏 ---------- */

.page-comparison .rv-hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-6) var(--space-8);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-comparison .rv-hero > .container {
  position: relative;
  z-index: 1;
}

.page-comparison .rv-hero::before {
  content: "";
  position: absolute;
  top: 8%;
  right: -70px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.24;
  pointer-events: none;
}

.page-comparison .rv-hero::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: 16%;
  width: 190px;
  height: 190px;
  border-radius: var(--radius-lg);
  background: var(--color-accent);
  opacity: 0.16;
  transform: rotate(-12deg);
  pointer-events: none;
}

@media (min-width: 900px) {
  .page-comparison .rv-hero {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), 0 100%);
  }
}

.page-comparison .rv-hero .breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.7;
  margin-bottom: var(--space-4);
}

.page-comparison .rv-hero .breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.page-comparison .rv-hero .breadcrumbs a:hover,
.page-comparison .rv-hero .breadcrumbs a:focus-visible {
  color: var(--color-contrast-accent);
}

.page-comparison .rv-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

@media (min-width: 900px) {
  .page-comparison .rv-hero__grid {
    grid-template-columns: var(--rv-rail) minmax(0, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-6);
  }
}

/* 左侧竖排章节索引 */

.page-comparison .rv-hero__rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-1);
}

@media (min-width: 900px) {
  .page-comparison .rv-hero__rail-list {
    flex-direction: column;
    flex-wrap: nowrap;
  }
}

.page-comparison .rv-hero__rail-list a {
  display: inline-block;
  writing-mode: horizontal-tb;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--color-contrast-ink);
  text-decoration: none;
  padding: var(--space-2) 6px;
  border-top: var(--border-thin) solid var(--color-contrast-line);
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

@media (min-width: 900px) {
  .page-comparison .rv-hero__rail-list a {
    writing-mode: vertical-rl;
    letter-spacing: 0.18em;
  }
}

.page-comparison .rv-hero__rail-list a:hover,
.page-comparison .rv-hero__rail-list a:focus-visible {
  color: var(--color-contrast-accent);
  border-top-color: var(--color-contrast-accent);
  background: color-mix(in srgb, var(--color-contrast-accent) 14%, transparent);
}

/* 标题与正文 */

.page-comparison .rv-hero__main {
  min-width: 0;
}

.page-comparison .rv-hero__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.3em;
  color: var(--color-contrast-accent);
  margin: 0 0 var(--space-2);
}

.page-comparison .rv-hero__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1.04;
  letter-spacing: var(--tracking-heading);
  margin: 0 0 var(--space-4);
  color: var(--color-contrast-ink);
  overflow-wrap: break-word;
}

.page-comparison .rv-hero__lower {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 1000px) {
  .page-comparison .rv-hero__lower {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: end;
  }
}

.page-comparison .rv-hero__lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.86;
  max-width: 42ch;
  margin: 0;
}

.page-comparison .rv-hero__figures {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-comparison .rv-hero__figures li {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-comparison .rv-hero__figures li:nth-child(2) {
  margin-left: var(--space-4);
}

.page-comparison .rv-hero__figures li:nth-child(3) {
  margin-left: var(--space-1);
}

.page-comparison .rv-fig__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-2xl);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--color-contrast-accent);
}

.page-comparison .rv-fig__unit {
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-comparison .rv-hero__media {
  margin: 0;
  position: relative;
  z-index: 0;
}

.page-comparison .rv-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 正文骨架 ---------- */

.page-comparison .rv-body {
  background: var(--color-surface);
  padding-block: var(--section-y);
}

.page-comparison .rv-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: start;
}

@media (min-width: 1000px) {
  .page-comparison .rv-body__grid {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: var(--space-8);
  }
}

/* 粘性目录 */

.page-comparison .rv-toc {
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
}

@media (min-width: 1000px) {
  .page-comparison .rv-toc {
    position: sticky;
    top: var(--space-8);
  }
}

.page-comparison .rv-toc__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
  margin: 0 0 var(--space-2);
}

.page-comparison .rv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-comparison .rv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  border-left: var(--border-thin) solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--text-sm);
  line-height: 1.45;
  color: var(--color-ink-soft);
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-comparison .rv-toc__list a:hover,
.page-comparison .rv-toc__list a:focus-visible {
  background: var(--color-primary-soft);
  border-left-color: var(--color-primary);
  color: var(--color-ink);
}

.page-comparison .rv-toc__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-xs);
  color: var(--color-accent);
}

/* ---------- 章节 ---------- */

.page-comparison .rv-article {
  min-width: 0;
}

.page-comparison .rv-sec {
  scroll-margin-top: var(--space-8);
}

.page-comparison .rv-sec + .rv-sec {
  margin-top: var(--space-6);
}

.page-comparison .rv-sec + .rv-sec::before {
  content: "";
  display: block;
  width: 56%;
  height: var(--border-thick);
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  margin-bottom: var(--space-6);
}

.page-comparison .rv-sec__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-accent);
  margin: 0 0 var(--space-1);
}

.page-comparison .rv-sec__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-3);
}

.page-comparison .rv-sec__p {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
}

/* 段位 / 场景条目 */

.page-comparison .rv-stages,
.page-comparison .rv-cases {
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-comparison .rv-stage,
.page-comparison .rv-case {
  background: var(--color-surface-alt);
  border-left: var(--border-thin) solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
}

.page-comparison .rv-stage:nth-child(2),
.page-comparison .rv-case:nth-child(2) {
  background: var(--color-primary-soft);
}

.page-comparison .rv-stage:nth-child(3),
.page-comparison .rv-case:nth-child(3) {
  background: var(--color-highlight);
  border-left-color: var(--color-accent);
}

.page-comparison .rv-stage__name,
.page-comparison .rv-case__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-comparison .rv-case__idx {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin: 0 0 var(--space-1);
}

.page-comparison .rv-stage__text,
.page-comparison .rv-case > p {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  margin: 0 0 var(--space-2);
}

.page-comparison .rv-stage .rv-stage__tag,
.page-comparison .rv-case .rv-case__tag {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) dashed var(--color-line);
}

/* 要点框 */

.page-comparison .rv-note {
  background: var(--color-primary-soft);
  border-left: var(--border-thick) solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4);
  margin: var(--space-4) 0;
  box-shadow: 6px 6px 0 color-mix(in srgb, var(--color-primary) 20%, transparent);
}

.page-comparison .rv-note__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-comparison .rv-note__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-comparison .rv-note__list li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-comparison .rv-note__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: var(--space-1);
  height: var(--space-1);
  border-radius: 50%;
  background: var(--color-primary);
}

/* 图片 */

.page-comparison .rv-figure {
  margin: var(--space-4) 0 0;
}

.page-comparison .rv-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-comparison .rv-figure figcaption {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-muted);
  max-width: var(--measure);
  margin-top: var(--space-2);
  padding-left: var(--space-2);
  border-left: var(--border-thin) solid var(--color-line);
}

/* 行动清单 */

.page-comparison .rv-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-comparison .rv-check {
  display: grid;
  grid-template-columns: var(--space-6) minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
  padding: var(--space-3) var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-comparison .rv-check:nth-child(odd) {
  background: color-mix(in srgb, var(--color-primary-soft) 55%, transparent);
}

.page-comparison .rv-check__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-accent);
  padding-top: 4px;
  font-variant-numeric: tabular-nums;
}

.page-comparison .rv-check p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

/* 结尾出口 */

.page-comparison .rv-outro {
  margin-top: var(--space-8);
  padding: var(--space-6);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: var(--radius-lg);
}

.page-comparison .rv-outro__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
  margin: 0 0 var(--space-2);
}

.page-comparison .rv-outro p {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.88;
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
}

.page-comparison .rv-outro p:last-child {
  margin-bottom: 0;
}

.page-comparison .rv-outro a {
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-comparison .rv-outro a:hover,
.page-comparison .rv-outro a:focus-visible {
  color: var(--color-contrast-ink);
  background: color-mix(in srgb, var(--color-contrast-accent) 22%, transparent);
}
<<<END>>>