.page-help-issues {
  --help-rail: 108px;
  display: block;
  overflow-x: clip;
  color: var(--color-ink);
  background-color: var(--color-surface);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-help-issues img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-help-issues a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px dotted var(--color-line);
  transition: color 150ms ease, border-color 150ms ease;
}

.page-help-issues a:hover,
.page-help-issues a:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.page-help-issues a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-help-issues .eyebrow {
  margin: 0 0 var(--space-2);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-help-issues .section--tight {
  padding-top: 0;
  padding-bottom: var(--space-6);
}

/* ---------- 页首 ---------- */

.page-help-issues .issues-head {
  border-bottom: 1px dotted var(--color-line);
  padding-top: var(--space-4);
  padding-bottom: var(--space-6);
  background-color: var(--color-surface);
  background-image: radial-gradient(circle at 1px 1px, var(--color-line) 1px, rgba(0, 0, 0, 0) 1.6px);
  background-size: 22px 22px;
}

.page-help-issues .issues-head .breadcrumbs {
  margin-bottom: var(--space-4);
}

.page-help-issues .issues-head__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-help-issues .issues-head__main h1 {
  margin: 0 0 var(--space-3);
  max-width: 22ch;
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-help-issues .issues-head__main .lead {
  max-width: var(--measure);
  margin: 0;
  color: var(--color-ink-soft);
  font-size: var(--text-lg);
}

.page-help-issues .issues-head__side {
  margin-top: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px dotted var(--color-line);
}

.page-help-issues .issues-head__side .mono-label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-help-issues .issues-head__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.page-help-issues .issues-head__list li {
  padding-left: var(--space-3);
  border-left: 1px dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.5;
}

/* ---------- 诊断进度轴 ---------- */

.page-help-issues .diagnose-axis {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-2);
  border-top: 1px dotted var(--color-line);
}

.page-help-issues .axis-node {
  position: relative;
  padding-top: var(--space-2);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.page-help-issues .axis-node::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-primary);
}

.page-help-issues .axis-node .num {
  color: var(--color-primary);
  margin-right: 4px;
}

/* ---------- 主题定位 ---------- */

.page-help-issues .scope-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-help-issues .scope-title {
  margin: 0 0 var(--space-3);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-help-issues .scope-grid__main .prose p {
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
  color: var(--color-ink);
}

.page-help-issues .scope-grid__main .prose p:last-child {
  margin-bottom: 0;
}

.page-help-issues .scope-grid__side {
  display: grid;
  gap: var(--space-3);
}

.page-help-issues .scope-note {
  padding: var(--space-3);
  background-color: var(--color-surface-alt);
  border-left: 2px solid var(--color-primary);
}

.page-help-issues .scope-note--muted {
  background-color: var(--color-surface-deep);
  border-left-color: var(--color-line);
}

.page-help-issues .scope-note .mono-label {
  margin: 0 0 var(--space-2);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

.page-help-issues .scope-note__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

/* ---------- 异常条目区 ---------- */

.page-help-issues .anomaly-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.page-help-issues .anomaly-intro__head h2 {
  margin: 0 0 var(--space-2);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-help-issues .anomaly-intro__head .lead {
  max-width: 56ch;
  margin: 0;
  color: var(--color-ink-soft);
  font-size: var(--text-base);
}

.page-help-issues .anomaly-intro__fig {
  margin: 0;
}

.page-help-issues .anomaly-filter {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  padding: var(--space-3) 0;
  border-top: 1px dotted var(--color-line);
  border-bottom: 1px dotted var(--color-line);
}

.page-help-issues .anomaly-filter__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-help-issues .anomaly-filter label {
  display: inline-block;
  padding: 5px 10px;
  border: 1px solid var(--color-line);
  background-color: var(--color-surface);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
  border-radius: var(--radius-sm);
}

.page-help-issues .anomaly-filter label:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-help-issues #af-all:checked ~ label[for="af-all"],
.page-help-issues #af-data:checked ~ label[for="af-data"],
.page-help-issues #af-search:checked ~ label[for="af-search"],
.page-help-issues #af-display:checked ~ label[for="af-display"] {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-help-issues #af-data:checked ~ .anomaly-list .anomaly-card:not([data-cat="data"]),
.page-help-issues #af-search:checked ~ .anomaly-list .anomaly-card:not([data-cat="search"]),
.page-help-issues #af-display:checked ~ .anomaly-list .anomaly-card:not([data-cat="display"]) {
  display: none;
}

.page-help-issues .anomaly-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-help-issues .anomaly-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  padding: var(--space-4) 0;
  border-bottom: 1px dotted var(--color-line);
}

.page-help-issues .anomaly-card:last-child {
  border-bottom: 0;
}

.page-help-issues .anomaly-card__id {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.page-help-issues .anomaly-card__code {
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
}

.page-help-issues .anomaly-card__title {
  margin: 0 0 var(--space-2);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-help-issues .anomaly-card__row {
  padding-top: var(--space-2);
  border-top: 1px dotted var(--color-line);
}

.page-help-issues .anomaly-card__row + .anomaly-card__row {
  margin-top: var(--space-2);
}

.page-help-issues .anomaly-card__label {
  margin: 0 0 4px;
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
}

.page-help-issues .anomaly-card__text {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink);
  font-size: var(--text-sm);
}

.page-help-issues .seq {
  counter-reset: seq;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
  max-width: var(--measure);
}

.page-help-issues .seq > li {
  position: relative;
  padding-left: 30px;
  color: var(--color-ink);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

.page-help-issues .seq > li::before {
  counter-increment: seq;
  content: counter(seq, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.3em;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
}

.page-help-issues .verdict-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
  max-width: var(--measure);
}

.page-help-issues .verdict-list li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: var(--space-2);
  color: var(--color-ink);
  font-size: var(--text-sm);
}

.page-help-issues .cond {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  text-align: center;
  border-bottom: 1px dotted var(--color-highlight);
}

.page-help-issues .example-fold {
  margin-top: var(--space-2);
}

.page-help-issues .example-fold > summary {
  display: inline-block;
  cursor: pointer;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  list-style: none;
  border-bottom: 1px dotted var(--color-line);
}

.page-help-issues .example-fold > summary::-webkit-details-marker {
  display: none;
}

.page-help-issues .example-fold > summary::before {
  content: "+ ";
}

.page-help-issues .example-fold[open] > summary::before {
  content: "− ";
}

.page-help-issues .example-fold > p {
  max-width: var(--measure);
  margin: var(--space-2) 0 0;
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-highlight);
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

/* ---------- 自查顺序 ---------- */

.page-help-issues .section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-help-issues .section-head__index {
  display: block;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: 0.02em;
}

.page-help-issues .section-head__title {
  margin: 0 0 var(--space-2);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-help-issues .section-head__note {
  max-width: var(--measure);
  margin: 0;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.page-help-issues .recover-list {
  border-top: 1px dotted var(--color-line);
}

.page-help-issues .recover-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-1);
  padding: var(--space-3) 0;
  border-bottom: 1px dotted var(--color-line);
}

.page-help-issues .recover-item__code {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
}

.page-help-issues .recover-item__text {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink);
  font-size: var(--text-sm);
}

.page-help-issues .recover-item__back {
  margin: 0;
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

/* ---------- 上报区（深色） ---------- */

.page-help-issues .escalate .eyebrow {
  color: var(--color-contrast-accent);
}

.page-help-issues .escalate-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-help-issues .escalate-title {
  margin: 0 0 var(--space-3);
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-help-issues .escalate-lede {
  max-width: var(--measure);
  margin: 0 0 var(--space-4);
  color: var(--color-contrast-ink);
  font-size: var(--text-base);
}

.page-help-issues .escalate-cases {
  margin: 0 0 var(--space-4);
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
}

.page-help-issues .escalate-cases li {
  position: relative;
  padding-left: var(--space-3);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  border-left: 1px dotted var(--color-contrast-line);
}

.page-help-issues .escalate-cases li::before {
  content: "";
  position: absolute;
  left: -3px;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background-color: var(--color-contrast-accent);
}

.page-help-issues .escalate-contact {
  padding-top: var(--space-3);
  border-top: 1px dotted var(--color-contrast-line);
}

.page-help-issues .escalate-contact .mono-label {
  margin: 0 0 var(--space-2);
  color: var(--color-contrast-accent);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

.page-help-issues .escalate-contact__line {
  margin: 0 0 4px;
  color: var(--color-contrast-ink);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  letter-spacing: 0.02em;
}

.page-help-issues .escalate-contact__note {
  max-width: var(--measure);
  margin: var(--space-2) 0 0;
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  opacity: 0.82;
}

.page-help-issues .escalate-cta {
  margin: var(--space-4) 0 0;
}

.page-help-issues .escalate .btn--primary {
  border-bottom: 0;
}

.page-help-issues .escalate-fig {
  margin: 0;
}

.page-help-issues .escalate-fig .figure-frame__caption {
  color: var(--color-contrast-ink);
}

/* ---------- 相邻主题入口 ---------- */

.page-help-issues .next-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px dotted var(--color-line);
}

.page-help-issues .next-entry {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: var(--space-2);
  align-items: baseline;
  padding: var(--space-3) 0;
  border-bottom: 1px dotted var(--color-line);
  color: var(--color-ink);
}

.page-help-issues .next-entry:hover,
.page-help-issues .next-entry:focus-visible {
  color: var(--color-ink);
  background-color: var(--color-primary-soft);
  border-bottom-color: var(--color-primary);
}

.page-help-issues .next-entry__code {
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  transition: color 150ms ease;
}

.page-help-issues .next-entry:hover .next-entry__code {
  color: var(--color-primary);
}

.page-help-issues .next-entry__title {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-help-issues .next-entry__desc {
  grid-column: 2;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-help-issues .issues-head {
    padding-top: var(--space-6);
    padding-bottom: var(--space-8);
  }

  .page-help-issues .issues-head__main h1 {
    font-size: var(--text-4xl);
  }

  .page-help-issues .anomaly-intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    align-items: end;
  }

  .page-help-issues .anomaly-card {
    grid-template-columns: var(--help-rail) minmax(0, 1fr);
    gap: var(--space-3);
  }

  .page-help-issues .anomaly-card__id {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-help-issues .recover-item {
    grid-template-columns: 76px minmax(0, 1fr) 240px;
    gap: var(--space-3);
    align-items: baseline;
  }

  .page-help-issues .recover-item__back {
    text-align: right;
  }

  .page-help-issues .section-head {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: var(--space-4);
    align-items: start;
  }

  .page-help-issues .next-entry {
    grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-help-issues .next-entry__desc {
    grid-column: 3;
    text-align: right;
  }
}

@media (min-width: 960px) {
  .page-help-issues .issues-head__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: var(--space-6);
    align-items: start;
  }

  .page-help-issues .issues-head__side {
    margin-top: 0;
    padding-top: 0;
    padding-left: var(--space-3);
    border-top: 0;
    border-left: 1px dotted var(--color-line);
  }

  .page-help-issues .scope-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-help-issues .escalate-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-help-issues *,
  .page-help-issues *::before,
  .page-help-issues *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
}