.page-about {
  --pg-line: rgba(11, 76, 140, 0.16);
  --pg-soft: rgba(11, 76, 140, 0.05);
  background: var(--wgs-mist);
  color: var(--wgs-ink);
}

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

/* ---------- 首屏 ---------- */
.page-about .pg-about-hero {
  position: relative;
  overflow: hidden;
  background: var(--wgs-blue-deep);
  color: var(--wgs-white);
  isolation: isolate;
}

.page-about .pg-about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 8px 8px;
  pointer-events: none;
  z-index: 0;
}

.page-about .pg-about-hero::after {
  content: "";
  position: absolute;
  top: -35%;
  right: -22%;
  width: 86%;
  height: 175%;
  background: linear-gradient(150deg, var(--wgs-blue) 0%, rgba(20, 200, 192, 0.42) 100%);
  clip-path: polygon(32% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}

.page-about .pg-about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-block: 28px 44px;
}

.page-about .pg-about-hero__crumb {
  margin: 0 0 4px;
}

.page-about .pg-about-hero__crumb,
.page-about .pg-about-hero__crumb a {
  color: rgba(255, 255, 255, 0.7);
}

.page-about .pg-about-hero__eyebrow {
  color: var(--wgs-neon);
  letter-spacing: 0.14em;
}

.page-about .pg-about-hero__title {
  margin: 12px 0 0;
  color: var(--wgs-white);
  text-wrap: balance;
}

.page-about .pg-about-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  color: rgba(255, 255, 255, 0.86);
}

.page-about .pg-about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .pg-about-hero__stats {
  list-style: none;
  margin: 6px 0 0;
  padding: 22px 0 0;
  border-top: 2px solid var(--wgs-orange);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 16px;
}

.page-about .pg-about-hero__stats .v {
  display: block;
  font-family: var(--wgs-font-mono);
  font-size: clamp(28px, 7vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--wgs-neon);
}

.page-about .pg-about-hero__stats .v small {
  font-size: 0.46em;
  font-weight: 500;
  margin-left: 3px;
  color: rgba(230, 255, 59, 0.82);
}

.page-about .pg-about-hero__stats .k {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.68);
}

@media (min-width: 900px) {
  .page-about .pg-about-hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    column-gap: 60px;
    padding-block: 46px 76px;
  }

  .page-about .pg-about-hero__crumb {
    grid-column: 1 / -1;
  }

  .page-about .pg-about-hero__stats {
    align-self: end;
  }
}

/* ---------- 章节容器 ---------- */
.page-about .pg-about-channel__body {
  padding-block: 36px 52px;
}

.page-about .pg-about-channel__lead {
  max-width: 68ch;
  margin: 0 0 28px;
  color: var(--wgs-mid);
}

@media (min-width: 900px) {
  .page-about .pg-about-channel__body {
    padding-block: 52px 76px;
  }
}

/* ---------- 非对称分栏 ---------- */
.page-about .pg-about-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-about .pg-about-split__media {
  margin: 0;
}

.page-about .pg-about-split__media img {
  width: 100%;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--pg-line);
}

.page-about .pg-about-split__text p + p {
  margin-top: 18px;
}

@media (min-width: 900px) {
  .page-about .pg-about-split--57 {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: 52px;
    align-items: start;
  }

  .page-about .pg-about-split--75 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 52px;
    align-items: start;
  }
}

/* ---------- 品类与规格 ---------- */
.page-about .pg-about-catalog {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
}

.page-about .pg-about-catalog__intro {
  margin: 12px 0 0;
  color: var(--wgs-mid);
}

.page-about .pg-about-chips {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-about .pg-about-chips li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 11px 12px;
  background: var(--wgs-white);
  border: 1px solid var(--pg-line);
  border-left: 3px solid var(--wgs-blue);
  font-size: 15px;
  line-height: 1.4;
}

.page-about .pg-about-chips .no {
  font-family: var(--wgs-font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--wgs-mid);
  letter-spacing: 0.02em;
}

.page-about .pg-about-specs {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .pg-about-specs li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 16px;
  background: var(--wgs-white);
  border: 1px solid var(--pg-line);
}

.page-about .pg-about-specs .no {
  font-family: var(--wgs-font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--wgs-orange);
  letter-spacing: 0.02em;
}

.page-about .pg-about-specs .txt {
  font-size: 15px;
  line-height: 1.7;
  color: var(--wgs-ink);
}

.page-about .pg-about-specs .txt strong {
  display: inline-block;
  margin-right: 8px;
  font-weight: 700;
  color: var(--wgs-blue-deep);
}

@media (min-width: 560px) {
  .page-about .pg-about-chips {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-about .pg-about-catalog {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: 56px;
  }
}

/* ---------- 工序流程 ---------- */
.page-about .pg-about-flow {
  display: grid;
  gap: 12px;
}

.page-about .pg-about-flow__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--wgs-white);
  border: 1px solid var(--pg-line);
}

.page-about .pg-about-flow__index {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 18px;
  background: var(--wgs-blue);
  color: var(--wgs-white);
}

.page-about .pg-about-flow__no {
  font-family: var(--wgs-font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-about .pg-about-flow__time {
  font-family: var(--wgs-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.78);
}

.page-about .pg-about-flow__body {
  padding: 22px 18px 28px;
}

.page-about .pg-about-flow__body .wgs-text {
  margin: 12px 0 0;
}

.page-about .pg-about-flow__figure {
  margin: 20px 0 0;
}

.page-about .pg-about-flow__figure img {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--pg-line);
}

@media (min-width: 860px) {
  .page-about .pg-about-flow__item {
    grid-template-columns: 176px minmax(0, 1fr);
  }

  .page-about .pg-about-flow__index {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 34px 20px 34px 24px;
  }

  .page-about .pg-about-flow__no {
    font-size: 30px;
  }

  .page-about .pg-about-flow__body {
    padding: 34px 36px 42px;
  }
}

/* ---------- 质检深色区 ---------- */
.page-about .pg-about-qc {
  background: var(--wgs-blue-deep);
  color: var(--wgs-white);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 8px 8px;
}

.page-about .pg-about-qc__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-block: 44px 52px;
}

.page-about .pg-about-qc__no {
  display: block;
  font-family: var(--wgs-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--wgs-orange);
}

.page-about .pg-about-qc__title {
  margin: 10px 0 0;
  color: var(--wgs-white);
}

.page-about .pg-about-qc__text {
  margin: 18px 0 0;
  max-width: 58ch;
  color: rgba(255, 255, 255, 0.84);
}

.page-about .pg-about-qc__btn {
  margin-top: 26px;
}

.page-about .pg-about-qc__media {
  margin: 0;
}

.page-about .pg-about-qc__media img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.page-about .pg-about-qc__media .wgs-figure__caption {
  color: rgba(255, 255, 255, 0.6);
}

@media (min-width: 900px) {
  .page-about .pg-about-qc__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: 56px;
    align-items: center;
    padding-block: 78px 84px;
  }

  .page-about .pg-about-qc__media {
    justify-self: end;
    max-width: 380px;
  }
}

/* ---------- 资质徽章 ---------- */
.page-about .pg-about-certs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-about .pg-about-cert {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 22px 28px;
  background: var(--wgs-white);
  border: 1px solid var(--pg-line);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-about .pg-about-cert__ring {
  display: inline-grid;
  place-items: center;
  width: 92px;
  height: 92px;
  border: 2px solid var(--wgs-blue);
  border-radius: 50%;
  background: var(--wgs-white);
  font-family: var(--wgs-font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--wgs-blue);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.page-about .pg-about-cert h3 {
  margin: 0;
}

.page-about .pg-about-cert .wgs-text {
  margin: 0;
  color: var(--wgs-mid);
  font-size: 15px;
}

.page-about .pg-about-cert:hover {
  border-color: var(--wgs-orange);
}

.page-about .pg-about-cert:hover .pg-about-cert__ring,
.page-about .pg-about-cert:focus-within .pg-about-cert__ring {
  border-color: var(--wgs-orange);
  box-shadow: 0 0 0 4px rgba(255, 90, 31, 0.18);
  color: var(--wgs-blue-deep);
}

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

@media (min-width: 1060px) {
  .page-about .pg-about-certs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
  }
}

/* ---------- 协作网络事实块 ---------- */
.page-about .pg-about-facts {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-about .pg-about-fact {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 18px;
  background: var(--wgs-white);
  border: 1px solid var(--pg-line);
  border-right: 4px solid var(--wgs-orange);
}

.page-about .pg-about-fact__v {
  font-family: var(--wgs-font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--wgs-blue-deep);
}

.page-about .pg-about-fact__k {
  font-size: 14px;
  color: var(--wgs-mid);
}

/* ---------- 团队 ---------- */
.page-about .pg-about-team {
  background: var(--wgs-white);
  border-top: 1px solid var(--pg-line);
  border-bottom: 1px solid var(--pg-line);
}

.page-about .pg-about-team__inner {
  display: grid;
  gap: 32px;
  padding-block: 44px 52px;
}

.page-about .pg-about-team__head h2 {
  margin: 12px 0 0;
  max-width: 24ch;
}

.page-about .pg-about-team__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-about .pg-about-team__cell {
  padding: 24px 22px 26px;
  background: var(--wgs-mist);
  border: 1px solid var(--pg-line);
}

.page-about .pg-about-team__cell h3 {
  margin: 0 0 10px;
}

.page-about .pg-about-team__cell .wgs-text {
  margin: 0;
  font-size: 15px;
  color: var(--wgs-mid);
}

.page-about .pg-about-team__cell--big {
  background: var(--wgs-blue);
  border-color: var(--wgs-blue);
  color: var(--wgs-white);
}

.page-about .pg-about-team__num {
  font-family: var(--wgs-font-mono);
  font-size: clamp(56px, 14vw, 84px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--wgs-neon);
}

.page-about .pg-about-team__unit {
  margin-left: 8px;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.82);
}

.page-about .pg-about-team__cell--big .wgs-text {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.85);
}

.page-about .pg-about-team__cell--accent {
  background: var(--wgs-orange);
  border-color: var(--wgs-orange);
  color: var(--wgs-blue-deep);
}

.page-about .pg-about-team__cell--accent h3 {
  color: var(--wgs-blue-deep);
}

.page-about .pg-about-team__cell--accent .wgs-text {
  color: rgba(6, 46, 86, 0.86);
}

.page-about .pg-about-team__cell--accent .wgs-btn {
  margin-top: 20px;
}

@media (min-width: 720px) {
  .page-about .pg-about-team__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .pg-about-team__cell--big {
    grid-column: span 2;
  }
}

@media (min-width: 1020px) {
  .page-about .pg-about-team__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    column-gap: 56px;
    padding-block: 72px 84px;
  }

  .page-about .pg-about-team__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .pg-about-team__cell--big {
    grid-column: span 3;
  }
}

/* ---------- 下一步 ---------- */
.page-about .pg-about-next {
  background: var(--wgs-mist);
}

.page-about .pg-about-next__inner {
  padding-block: 44px 56px;
}

.page-about .pg-about-next__title {
  margin: 0 0 26px;
  max-width: 22ch;
}

.page-about .pg-about-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-about .pg-about-next__list a {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 18px 20px;
  background: var(--wgs-white);
  border: 1px solid var(--pg-line);
  color: var(--wgs-ink);
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-about .pg-about-next__list .no {
  font-family: var(--wgs-font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--wgs-cyan);
}

.page-about .pg-about-next__list .tx {
  font-size: 15px;
  line-height: 1.6;
  color: var(--wgs-mid);
}

.page-about .pg-about-next__list .tx strong {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--wgs-blue-deep);
}

.page-about .pg-about-next__list a:hover,
.page-about .pg-about-next__list a:focus-visible {
  border-color: var(--wgs-orange);
  box-shadow: 0 6px 20px rgba(6, 46, 86, 0.1);
}

.page-about .pg-about-next__list a:focus-visible {
  outline: 2px solid var(--wgs-neon);
  outline-offset: 2px;
}

@media (min-width: 780px) {
  .page-about .pg-about-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-about .pg-about-next__inner {
    padding-block: 64px 78px;
  }
}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion: no-preference) {
  .page-about .pg-about-cert,
  .page-about .pg-about-next__list a {
    transition-duration: 0.2s;
  }
}