/* ===== 资质体系 /certification/ 页面专属样式 ===== */

.page-certification .cert-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-8) 0;
}

.page-certification .cert-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.page-certification .cert-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--overlay-scrim);
}

.page-certification .cert-hero__inner {
  position: relative;
  z-index: 1;
}

.page-certification .cert-hero__crumbs {
  margin-bottom: var(--space-6);
}

.page-certification .cert-hero__crumbs .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
}

.page-certification .cert-hero__crumbs a,
.page-certification .cert-hero__crumbs li {
  color: var(--color-contrast-ink);
}

.page-certification .cert-hero__crumbs a {
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .cert-hero__crumbs a:hover,
.page-certification .cert-hero__crumbs a:focus-visible {
  border-bottom-color: var(--color-contrast-accent);
}

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

.page-certification .cert-hero .kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  color: var(--color-contrast-accent);
}

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

.page-certification .cert-hero__lede {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: 1.75;
  color: var(--color-contrast-ink);
}

.page-certification .cert-hero__figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.page-certification .cert-hero__figure {
  display: block;
  margin: 0;
  padding-left: var(--space-3);
  border-left: var(--border-thin) solid var(--color-contrast-line);
}

.page-certification .cert-hero__figure-top {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}

.page-certification .cert-hero__figure .figure__value {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-contrast-accent);
}

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

.page-certification .cert-hero__figure .figure__label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

/* --- 通用分栏 --- */

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

/* --- 检测与批次报告 --- */

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

.page-certification .cert-facts__item {
  position: relative;
  padding: var(--space-3) 0 var(--space-3) var(--space-4);
  border-top: var(--border-thin) solid var(--color-line);
}

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

.page-certification .cert-facts__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-3) + var(--space-1));
  width: var(--space-2);
  height: var(--border-thick);
  background: var(--color-primary);
}

.page-certification .cert-facts__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-certification .cert-facts__text {
  margin: var(--space-1) 0 0;
  max-width: 46ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-certification .cert-figure {
  margin: 0;
  padding: var(--space-2);
  background: var(--color-surface);
  border: var(--border-thick) double var(--color-line);
}

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

.page-certification .cert-figure figcaption {
  margin-top: var(--space-2);
}

/* --- 核参数口径 --- */

.page-certification .cert-params {
  display: grid;
  gap: var(--space-6);
  align-items: start;
}

.page-certification .cert-params__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-certification .cert-params__caption {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

.page-certification .cert-params__scroll {
  background: var(--color-surface);
  border: var(--border-thick) double var(--color-line);
}

.page-certification .cert-params__scroll table {
  min-width: 640px;
}

.page-certification .cert-params__group th {
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-deep);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  text-align: left;
  color: var(--color-ink);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-certification .spec-table tbody tr:not(.cert-params__group):hover th,
.page-certification .spec-table tbody tr:not(.cert-params__group):hover td {
  background: var(--color-highlight);
}

.page-certification .cert-params__side {
  padding-top: var(--space-1);
}

.page-certification .cert-params__side-title {
  margin: 0;
  padding-bottom: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-certification .cert-steps {
  margin: var(--space-3) 0 var(--space-4);
  padding: 0;
  list-style: none;
  counter-reset: certstep;
}

.page-certification .cert-steps li {
  position: relative;
  counter-increment: certstep;
  padding-left: var(--space-4);
  margin-bottom: var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-certification .cert-steps li::before {
  content: counter(certstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.page-certification .cert-params__side .meta-line {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-certification .cert-params__side .meta-line a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

/* --- 合作方准入与合规 --- */

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

.page-certification .cert-admit__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: var(--space-3);
  row-gap: var(--space-1);
  padding: var(--space-3) 0;
  border-top: var(--border-thin) solid var(--color-line);
}

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

.page-certification .cert-admit__no {
  grid-row: 1 / span 2;
  padding-top: 0.35em;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.page-certification .cert-admit__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

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

.page-certification .cert-admit__disclosure {
  margin-top: var(--space-4);
}

/* --- 与执行标准的关系 --- */

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

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

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

.page-certification .cert-relate__link {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: var(--text-base);
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-certification .cert-relate__link:hover,
.page-certification .cert-relate__link:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-certification .cert-relate__pair {
  display: grid;
  gap: var(--space-3);
}

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

.page-certification .cert-relate__cell h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-certification .cert-relate__cell ul {
  margin: var(--space-2) 0 0;
  padding-left: 1.1em;
  font-size: var(--text-sm);
  line-height: 1.9;
  color: var(--color-ink-soft);
}

/* --- 行动出口 --- */

.page-certification .cert-outro {
  max-width: var(--measure);
}

.page-certification .cert-outro__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  color: var(--color-contrast-accent);
}

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

.page-certification .cert-outro__text {
  margin: var(--space-4) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 86%, transparent);
}

.page-certification .cert-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

/* --- 响应式 --- */

@media (min-width: 600px) {
  .page-certification .cert-relate__pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-certification .cert-hero {
    padding: var(--section-y) 0 var(--section-y-lg);
  }

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

  .page-certification .cert-hero__lead {
    grid-column: 2;
    grid-row: 1;
  }

  .page-certification .cert-hero__figures {
    grid-column: 1;
    grid-row: 1;
    gap: var(--space-6);
  }

  .page-certification .cert-split--7-5 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
  }

  .page-certification .cert-figure--square img {
    aspect-ratio: 1 / 1;
  }

  .page-certification .cert-params {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: var(--space-8);
  }

  .page-certification .cert-relate {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-8);
  }
}

@media (min-width: 1200px) {
  .page-certification .cert-hero__figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
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