.page-certification {
  --cert-node: 10px;
  --cert-pad: var(--space-3);
  --cert-hairline: var(--border-thin) solid var(--color-line);
}

@media (min-width: 960px) {
  .page-certification {
    --cert-pad: var(--space-8);
  }
}

/* ---------- 面包屑 ---------- */
.page-certification .cert-crumb {
  padding: var(--space-3) 0 var(--space-2);
  border-bottom: var(--cert-hairline);
}

.page-certification .cert-crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-certification .cert-crumb a {
  color: var(--color-primary);
  text-decoration: none;
}

.page-certification .cert-crumb a:hover {
  text-decoration: underline;
}

.page-certification .cert-crumb .breadcrumb__item[aria-current="page"] {
  color: var(--color-ink);
}

/* ---------- 首屏分屏封面 ---------- */
.page-certification .cert-hero {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.page-certification .cert-hero__dark {
  background-color: var(--color-contrast-surface);
  background-image: repeating-linear-gradient(
    90deg,
    color-mix(in srgb, var(--color-contrast-line) 42%, transparent) 0 1px,
    transparent 1px 88px
  );
  color: var(--color-contrast-ink);
  padding: var(--cert-pad);
  min-width: 0;
}

.page-certification .cert-hero__light {
  background: var(--color-surface-alt);
  color: var(--color-ink);
  padding: var(--cert-pad);
  min-width: 0;
}

.page-certification .cert-hero__dark-inner {
  max-width: 34rem;
}

.page-certification .cert-hero__eyebrow {
  color: var(--color-contrast-accent);
  margin: 0;
}

.page-certification .cert-hero__title {
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 0.92;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: var(--space-2) 0 var(--space-3);
}

.page-certification .cert-hero__lead {
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
  margin: 0;
  max-width: 30ch;
}

.page-certification .cert-hero__figure {
  margin: var(--space-6) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .cert-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-certification .cert-hero__light-label {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}

.page-certification .cert-figures {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-certification .cert-figure {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  align-items: center;
  gap: var(--space-1) var(--space-3);
  padding: var(--space-3) 0;
  border-top: var(--border-thick) solid var(--color-line);
}

.page-certification .cert-figure:last-child {
  border-bottom: var(--border-thick) solid var(--color-line);
}

.page-certification .cert-figure__num {
  font-size: var(--text-figure);
  line-height: 1.1;
  font-weight: var(--weight-heading);
  color: var(--color-primary);
}

.page-certification .cert-figure__unit {
  font-size: var(--text-lg);
  font-weight: var(--weight-body);
  color: var(--color-ink-soft);
  margin-left: 0.15em;
}

.page-certification .cert-figure__label {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

@media (min-width: 960px) {
  .page-certification .cert-hero {
    grid-template-columns: 5fr 7fr;
    align-items: stretch;
  }

  .page-certification .cert-hero__dark-inner {
    max-width: 32rem;
  }

  .page-certification .cert-figure__label {
    max-width: 34ch;
  }
}

/* ---------- 筛选条 ---------- */
.page-certification .cert-toolbar {
  background: var(--color-surface-deep);
  border-bottom: var(--border-thick) solid var(--color-line);
  padding: var(--space-2) 0;
}

.page-certification .cert-toolbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
}

.page-certification .cert-toolbar__hint {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-certification .cert-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

/* ---------- 三段旅程 ---------- */
.page-certification .cert-stage {
  padding: var(--section-y) 0;
}

.page-certification .cert-stage--intake {
  background-color: var(--color-contrast-surface);
  background-image: repeating-linear-gradient(
    90deg,
    color-mix(in srgb, var(--color-contrast-line) 38%, transparent) 0 1px,
    transparent 1px 88px
  );
  color: var(--color-contrast-ink);
}

.page-certification .cert-stage--access {
  background: var(--color-surface-alt);
  color: var(--color-ink);
  border-top: var(--border-thick) solid var(--color-ink);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.page-certification .cert-stage--incident {
  background: var(--color-surface);
  color: var(--color-ink);
}

@media (min-width: 960px) {
  .page-certification .cert-stage {
    padding: var(--section-y-lg) 0;
  }
}

.page-certification .cert-stage__top {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.page-certification .cert-stage__eyebrow {
  margin: 0;
  color: var(--color-primary);
}

.page-certification .cert-stage--intake .cert-stage__eyebrow {
  color: var(--color-contrast-accent);
}

.page-certification .cert-stage__title {
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  margin: var(--space-1) 0 var(--space-2);
}

.page-certification .cert-stage--intake .cert-stage__title {
  color: var(--color-contrast-ink);
}

.page-certification .cert-stage__lead {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  max-width: 48ch;
  color: var(--color-ink-soft);
}

.page-certification .cert-stage--intake .cert-stage__lead {
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

.page-certification .cert-stage__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
}

.page-certification .cert-stage__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 960px) {
  .page-certification .cert-stage__top {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
  }

  .page-certification .cert-stage__title {
    font-size: var(--text-3xl);
  }
}

/* ---------- 环节列表 ---------- */
.page-certification .cert-steps {
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--space-3);
  border-left: var(--border-thin) solid var(--color-line);
}

.page-certification .cert-stage--intake .cert-steps {
  border-left-color: var(--color-contrast-line);
}

.page-certification .cert-step {
  position: relative;
  padding: 0 0 var(--space-6) 0;
  max-width: var(--measure);
}

.page-certification .cert-step:last-child {
  padding-bottom: 0;
}

.page-certification .cert-step::before {
  content: "";
  position: absolute;
  left: calc(var(--space-3) * -1 - (var(--cert-node) / 2));
  top: 8px;
  width: var(--cert-node);
  height: var(--cert-node);
  background: var(--color-primary);
}

.page-certification .cert-stage--intake .cert-step::before {
  background: var(--color-contrast-accent);
}

.page-certification .cert-stage--access .cert-step::before {
  background: var(--color-accent);
}

.page-certification .cert-step__num {
  display: block;
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.page-certification .cert-stage--intake .cert-step__num {
  color: var(--color-contrast-accent);
}

.page-certification .cert-step__title {
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  margin: 0 0 var(--space-2);
}

.page-certification .cert-stage--intake .cert-step__title {
  color: var(--color-contrast-ink);
}

.page-certification .cert-step__body {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-certification .cert-stage--intake .cert-step__body {
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
}

.page-certification .cert-step__meta {
  margin: var(--space-3) 0 0;
  padding: var(--space-2) 0 0;
  border-top: var(--cert-hairline);
  display: grid;
  gap: var(--space-1);
  font-size: var(--text-sm);
}

.page-certification .cert-stage--intake .cert-step__meta {
  border-top-color: var(--color-contrast-line);
}

.page-certification .cert-step__meta-row {
  display: grid;
  grid-template-columns: 4.5em minmax(0, 1fr);
  gap: var(--space-2);
}

.page-certification .cert-step__meta dt {
  color: var(--color-ink-muted);
}

.page-certification .cert-stage--intake .cert-step__meta dt {
  color: color-mix(in srgb, var(--color-contrast-ink) 58%, transparent);
}

.page-certification .cert-step__meta dd {
  margin: 0;
  color: var(--color-ink);
}

.page-certification .cert-stage--intake .cert-step__meta dd {
  color: color-mix(in srgb, var(--color-contrast-ink) 90%, transparent);
}

.page-certification .cert-step__meta a {
  color: var(--color-primary);
}

.page-certification .cert-fold {
  margin-top: var(--space-3);
  border-top: var(--cert-hairline);
  padding-top: var(--space-2);
}

.page-certification .cert-stage--intake .cert-fold {
  border-top-color: var(--color-contrast-line);
}

.page-certification .cert-fold__summary {
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.page-certification .cert-stage--intake .cert-fold__summary {
  color: var(--color-contrast-accent);
}

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

.page-certification .cert-role-list {
  list-style: none;
  margin: var(--space-2) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-certification .cert-role {
  display: grid;
  gap: 2px;
  padding-left: var(--space-2);
  border-left: var(--border-thick) solid var(--color-primary-soft);
}

.page-certification .cert-role__name {
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-certification .cert-role__desc {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 异常提示块 ---------- */
.page-certification .cert-callout {
  margin-top: var(--space-6);
  background: var(--color-highlight);
  border-left: var(--border-thick) solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  max-width: 52ch;
}

.page-certification .cert-callout__label {
  margin: 0 0 var(--space-1);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-certification .cert-callout p:last-child {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

/* ---------- 账号四个动作 ---------- */
.page-certification .cert-actions {
  background: var(--color-surface);
  padding: var(--section-y) 0;
}

.page-certification .cert-actions__head {
  max-width: 52ch;
  margin-bottom: var(--space-6);
}

.page-certification .cert-actions__head .eyebrow {
  color: var(--color-primary);
  margin: 0;
}

.page-certification .cert-actions__title {
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  margin: var(--space-1) 0 var(--space-2);
}

.page-certification .cert-actions__lead {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-certification .cert-action-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

.page-certification .cert-action {
  border-top: var(--border-thick) solid var(--color-ink);
  padding-top: var(--space-3);
}

.page-certification .cert-action__title {
  font-size: var(--text-lg);
  margin: 0 0 var(--space-2);
  color: var(--color-primary);
}

.page-certification .cert-action__body {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-certification .cert-action__link {
  display: inline-block;
  font-size: var(--text-sm);
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: var(--border-thick) solid var(--color-accent);
  padding-bottom: 2px;
}

.page-certification .cert-action__link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-certification .cert-action__link:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 3px;
}

@media (min-width: 720px) {
  .page-certification .cert-action-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6) var(--space-6);
  }
}

/* ---------- 收尾出口 ---------- */
.page-certification .cert-out {
  background: var(--color-surface-alt);
  padding: var(--section-y) 0 var(--section-y-lg);
}

.page-certification .cert-out__rule {
  height: 7px;
  border-top: var(--border-thick) solid var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
  margin-bottom: var(--space-6);
}

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

.page-certification .cert-out__title {
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  margin: 0 0 var(--space-2);
}

.page-certification .cert-out__body {
  margin: 0 0 var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: 56ch;
}

.page-certification .cert-out__links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-certification .cert-contact {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-left: var(--border-thick) solid var(--color-contrast-accent);
  padding: var(--space-4);
}

.page-certification .cert-contact__label {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-accent);
}

.page-certification .cert-contact__value {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  line-height: 1.3;
  color: var(--color-contrast-ink);
  overflow-wrap: anywhere;
}

.page-certification .cert-contact__value:last-of-type {
  margin-bottom: var(--space-3);
}

.page-certification .cert-contact__note {
  margin: 0;
  padding-top: var(--space-3);
  border-top: var(--cert-hairline);
  border-top-color: var(--color-contrast-line);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

@media (min-width: 960px) {
  .page-certification .cert-out__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: var(--space-8);
  }

  .page-certification .cert-out__title {
    font-size: var(--text-2xl);
  }
}
</style>