.page-certification {
  --pc-label-col: 7.5rem;
}

/* 首屏 */
.page-certification .compliance-hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-6) var(--space-8);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-certification .compliance-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 28%;
  height: 100%;
  background: var(--color-primary-soft);
  clip-path: polygon(38% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-certification .compliance-hero .container {
  position: relative;
  z-index: 1;
}

.page-certification .breadcrumbs {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-certification .breadcrumbs a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-certification .breadcrumbs a:hover,
.page-certification .breadcrumbs a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-certification .breadcrumbs span {
  padding-inline: var(--space-1);
}

.page-certification .compliance-hero__grid {
  display: grid;
  gap: var(--space-6);
}

.page-certification .compliance-hero__title {
  margin: var(--space-2) 0 var(--space-3);
  font-size: var(--text-display);
  line-height: 1.02;
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  overflow-wrap: anywhere;
}

.page-certification .compliance-hero__lede {
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-certification .compliance-hero__figures {
  display: grid;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-certification .hero-figure {
  display: grid;
  gap: var(--space-1);
  padding-block: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-certification .hero-figure__num {
  display: inline-block;
  justify-self: start;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-ink);
  letter-spacing: -0.02em;
  padding-bottom: var(--space-1);
  border-bottom: var(--border-thick) solid var(--color-primary);
}

.page-certification .hero-figure__label {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  max-width: 26ch;
}

/* 规范分组 */
.page-certification .spec-group {
  padding-block: var(--section-y);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-certification .compliance-hero + .spec-group {
  border-top: 0;
}

.page-certification .spec-group__head {
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.page-certification .spec-group__head h2 {
  margin: 0;
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
}

.page-certification .spec-group__lede {
  margin: 0;
  color: var(--color-ink-soft);
}

.page-certification .spec-group__body {
  display: grid;
  gap: var(--space-6);
}

.page-certification .spec-list {
  display: block;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-certification .spec {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-certification .spec summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-1) var(--space-3);
  align-items: baseline;
  padding-block: var(--space-3);
  cursor: pointer;
  list-style: none;
}

.page-certification .spec summary::-webkit-details-marker {
  display: none;
}

.page-certification .spec summary::marker {
  content: "";
}

.page-certification .spec summary::after {
  content: "＋";
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-certification .spec details[open] summary::after {
  content: "－";
  color: var(--color-primary);
}

.page-certification .spec summary:hover .spec__name {
  color: var(--color-primary);
}

.page-certification .spec summary:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-certification .spec__name {
  grid-column: 1;
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-certification .spec__gist {
  grid-column: 1;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-certification .spec__fields {
  display: grid;
  gap: var(--space-2);
  padding-bottom: var(--space-4);
}

.page-certification .spec__field {
  display: grid;
  gap: var(--space-1);
}

.page-certification .spec__label {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  letter-spacing: 0.04em;
}

.page-certification .spec__value {
  margin: 0;
  max-width: var(--measure);
  line-height: var(--leading-body);
}

.page-certification .spec__example {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  padding-inline: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  background: var(--color-primary-soft);
  transition: max-height 200ms ease, opacity 200ms ease, margin-top 200ms ease;
}

.page-certification .spec__boundary:hover .spec__example,
.page-certification .spec__boundary:focus-within .spec__example,
.page-certification .spec__example:focus-visible {
  max-height: 12rem;
  opacity: 1;
  margin-top: var(--space-2);
  padding: var(--space-1) var(--space-2);
}

.page-certification .spec__example:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 1px;
}

/* 侧栏 */
.page-certification .spec-aside {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-certification .spec-aside .frame-media {
  margin: 0;
}

.page-certification .spec-aside .frame-media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.04);
}

.page-certification .spec-aside .frame-media__caption {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.5;
}

.page-certification .aside-facts {
  border-top: var(--border-thick) solid var(--color-primary);
  background: var(--color-surface-alt);
  padding: var(--space-3);
}

.page-certification .aside-facts__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  letter-spacing: 0.04em;
}

.page-certification .aside-facts__row {
  display: grid;
  gap: var(--space-1);
  padding-block: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-certification .aside-facts__k {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-certification .aside-facts__v {
  font-size: var(--text-base);
  color: var(--color-ink);
}

/* 出口 */
.page-certification .compliance-exit {
  padding-block: var(--section-y);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-certification .compliance-exit__grid {
  display: grid;
  gap: var(--space-6);
}

.page-certification .compliance-exit .eyebrow {
  color: var(--color-contrast-accent);
}

.page-certification .compliance-exit__col h2 {
  margin: var(--space-2) 0 var(--space-3);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
  max-width: 22ch;
}

.page-certification .compliance-exit__col p {
  max-width: var(--measure);
  color: var(--color-contrast-ink);
}

.page-certification .exit-contact {
  margin-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .exit-contact__row {
  display: grid;
  gap: var(--space-1);
  padding-block: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .exit-contact__label {
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
}

.page-certification .exit-contact__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-base);
  color: var(--color-contrast-ink);
  overflow-wrap: anywhere;
}

.page-certification .exit-note {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.8;
}

.page-certification .exit-links {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .exit-links__item {
  display: grid;
  gap: var(--space-1);
  padding-block: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .exit-links__link {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  text-decoration: none;
  border-bottom: var(--border-thick) solid var(--color-primary);
  justify-self: start;
}

.page-certification .exit-links__link:hover,
.page-certification .exit-links__link:focus-visible {
  color: var(--color-primary);
}

.page-certification .exit-links__link:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-certification .exit-links__desc {
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.82;
  max-width: 46ch;
}

.page-certification .exit-legal {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.7;
}

/* 断点 */
@media (min-width: 700px) {
  .page-certification .spec__field {
    grid-template-columns: var(--pc-label-col) minmax(0, 1fr);
    gap: var(--space-3);
    align-items: baseline;
  }

  .page-certification .aside-facts__row {
    grid-template-columns: 6rem minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-certification .compliance-hero {
    padding-block: var(--space-8) calc(var(--space-8) + var(--space-4));
  }

  .page-certification .compliance-hero__grid {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-certification .compliance-hero__figures {
    border-top: 0;
  }

  .page-certification .spec-group__body {
    grid-template-columns: minmax(0, 2.15fr) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-certification .compliance-exit {
    padding-block: var(--section-y-lg);
  }

  .page-certification .compliance-exit__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }
}

@media (max-width: 899px) {
  .page-certification .compliance-hero::after {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-certification .spec__example {
    transition: none;
  }
}
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>
<<<END>>>