.page-about {
  --about-line: rgba(148, 163, 184, 0.22);
  --about-line-strong: rgba(148, 163, 184, 0.4);
  --about-glass: rgba(49, 46, 129, 0.24);
  --about-glass-deep: rgba(14, 59, 67, 0.45);
  --about-soft-cyan: rgba(34, 211, 238, 0.09);
}

/* ---------- 通用节奏 ---------- */
.page-about .mnb-crumbs {
  margin-bottom: clamp(20px, 3vw, 32px);
  font-size: 14px;
}

.page-about .mnb-h2 {
  margin-top: 12px;
}

.page-about .mnb-kicker {
  margin-bottom: 0;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about .about-hero__main .mnb-h1 {
  margin-top: 14px;
  text-wrap: balance;
}

.page-about .about-hero__main .mnb-lead {
  margin-top: 18px;
}

.page-about .about-hero__side {
  position: relative;
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 30px) clamp(8px, 1.4vw, 14px);
  border: 1px solid var(--about-line);
  border-radius: var(--mnb-radius);
  background: linear-gradient(165deg, var(--about-glass) 0%, var(--about-glass-deep) 100%);
  overflow: hidden;
}

.page-about .about-hero__side::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--mnb-cyan);
}

.page-about .about-hero__side-title {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mnb-cyan);
  margin: 0 0 8px;
  font-weight: 500;
}

.page-about .about-facts {
  margin: 0;
}

.page-about .about-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--about-line);
  font-size: 15px;
}

.page-about .about-facts__row--last {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-about .about-facts__row dt {
  color: var(--mnb-muted);
  font-size: 14px;
}

.page-about .about-facts__row dd {
  margin: 0;
  color: var(--mnb-ink);
  font-weight: 500;
}

.page-about .about-facts__row .mnb-mono {
  color: var(--mnb-cyan);
  font-size: 15px;
}

/* ---------- 品牌定位 ---------- */
.page-about .about-position__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 44px);
  align-items: start;
}

.page-about .about-position__text p {
  margin-top: 16px;
  color: var(--mnb-ink);
  opacity: 0.9;
}

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

.page-about .about-position__aside {
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--mnb-orange);
  border-radius: var(--mnb-radius);
  background: rgba(127, 29, 29, 0.14);
}

.page-about .about-position__aside-title {
  margin: 0 0 14px;
  font-family: var(--mnb-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.01em;
}

.page-about .about-position__list .mnb-list__item strong {
  color: var(--mnb-cyan);
  font-weight: 600;
}

.page-about .about-position__aside-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--about-line);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mnb-muted);
}

/* ---------- 发展历程 ---------- */
.page-about .about-timeline__head {
  max-width: 760px;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-about .about-timeline__note {
  margin-top: 14px;
  color: var(--mnb-muted);
}

.page-about .about-timeline__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.2vw, 40px);
  align-items: start;
}

.page-about .about-timeline__media {
  margin: 0;
}

.page-about .about-timeline__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--mnb-deep);
}

.page-about .about-timeline__tabs .mnb-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-timeline__tabs .mnb-tabs__tab,
.page-about .about-team__coverage .mnb-tabs__tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 14px;
  font-family: var(--mnb-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mnb-muted);
  background: transparent;
  border: 1px solid var(--about-line);
  border-radius: 2px;
  cursor: pointer;
  transition: color 0.18s var(--mnb-ease), border-color 0.18s var(--mnb-ease), background 0.18s var(--mnb-ease);
}

.page-about .about-timeline__tabs .mnb-tabs__tab:hover,
.page-about .about-team__coverage .mnb-tabs__tab:hover {
  color: var(--mnb-ink);
  border-color: var(--about-line-strong);
}

.page-about .about-timeline__tabs .mnb-tabs__tab[aria-selected="true"] {
  color: var(--mnb-bg);
  background: var(--mnb-cyan);
  border-color: var(--mnb-cyan);
  font-weight: 600;
}

.page-about .about-team__coverage .mnb-tabs__tab[aria-selected="true"] {
  color: var(--mnb-bg);
  background: var(--mnb-yellow);
  border-color: var(--mnb-yellow);
  font-weight: 600;
}

.page-about .about-timeline__tabs .mnb-tabs__panel {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--about-line);
  border-radius: var(--mnb-radius);
  background: var(--about-glass);
}

.page-about .about-timeline__tabs .mnb-tabs__panel p {
  margin-top: 12px;
  color: var(--mnb-ink);
  opacity: 0.9;
}

.page-about .about-timeline__tabs .mnb-tabs__panel .mnb-list {
  margin-top: 14px;
}

/* ---------- 团队与覆盖 ---------- */
.page-about .about-team__head {
  max-width: 780px;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-about .about-team__lead {
  margin-top: 14px;
  color: var(--mnb-muted);
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.2vw, 40px);
  align-items: start;
}

.page-about .about-team__groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .about-team__card {
  position: relative;
  padding: 20px 22px 20px 26px;
  border: 1px solid var(--about-line);
  border-radius: var(--mnb-radius);
  background: rgba(8, 19, 31, 0.5);
  transition: border-color 0.2s var(--mnb-ease), background 0.2s var(--mnb-ease), transform 0.2s var(--mnb-ease);
}

.page-about .about-team__card::before {
  content: "";
  position: absolute;
  inset: 12px auto 12px 0;
  width: 2px;
  background: var(--mnb-line);
  transition: background 0.2s var(--mnb-ease);
}

.page-about .about-team__card:hover,
.page-about .about-team__card:focus-visible {
  border-color: rgba(34, 211, 238, 0.45);
  background: rgba(34, 211, 238, 0.06);
  transform: translateX(3px);
}

.page-about .about-team__card:hover::before,
.page-about .about-team__card:focus-visible::before {
  background: var(--mnb-cyan);
}

.page-about .about-team__card:focus-visible {
  outline: 2px solid var(--mnb-cyan);
  outline-offset: 2px;
}

.page-about .about-team__no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mnb-orange);
  margin-bottom: 8px;
}

.page-about .about-team__name {
  margin: 0;
  font-family: var(--mnb-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.01em;
}

.page-about .about-team__card p {
  margin-top: 10px;
  font-size: 15px;
  color: var(--mnb-ink);
  opacity: 0.85;
}

.page-about .about-team__hover {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  font-size: 13px;
  color: var(--mnb-cyan);
  transition: max-height 0.24s var(--mnb-ease), opacity 0.24s var(--mnb-ease), margin-top 0.24s var(--mnb-ease);
}

.page-about .about-team__card:hover .about-team__hover,
.page-about .about-team__card:focus-within .about-team__hover {
  max-height: 80px;
  opacity: 1;
  margin-top: 10px;
}

.page-about .about-team__side {
  display: grid;
  gap: 18px;
}

.page-about .about-team__media {
  margin: 0;
}

.page-about .about-team__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--mnb-deep);
}

.page-about .about-team__coverage {
  padding: 16px 18px 18px;
  border: 1px solid var(--about-line);
  border-radius: var(--mnb-radius);
  background: var(--about-glass-deep);
}

.page-about .about-team__coverage .mnb-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.page-about .about-team__coverage .mnb-tabs__panel p {
  margin: 0;
  font-size: 15px;
  color: var(--mnb-ink);
  opacity: 0.88;
}

.page-about .about-team__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--mnb-radius);
  overflow: hidden;
}

.page-about .about-team__metric {
  padding: 16px 18px;
  background: var(--mnb-bg);
}

.page-about .about-team__metric dt {
  font-size: 13px;
  color: var(--mnb-muted);
}

.page-about .about-team__metric dd {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 500;
  color: var(--mnb-ink);
}

.page-about .about-team__metric .mnb-mono {
  color: var(--mnb-cyan);
}

/* ---------- 版本机制（浅色区） ---------- */
.page-about .about-version .mnb-kicker {
  color: #0e7490;
}

.page-about .about-version__head {
  max-width: 800px;
  margin-bottom: clamp(24px, 3.4vw, 36px);
}

.page-about .about-version__lead {
  margin-top: 14px;
  color: #134e4a;
}

.page-about .about-version__bands {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .about-version__band {
  position: relative;
  padding: 22px 22px 22px 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(14, 59, 67, 0.16);
  border-top: 3px solid var(--mnb-cyan);
  border-radius: var(--mnb-radius);
}

.page-about .about-version__band:nth-child(2) {
  border-top-color: var(--mnb-yellow);
}

.page-about .about-version__band:nth-child(3) {
  border-top-color: #0e7490;
}

.page-about .about-version__band:nth-child(4) {
  border-top-color: var(--mnb-orange);
}

.page-about .about-version__code {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: #0e7490;
  margin-bottom: 10px;
}

.page-about .about-version__band h3 {
  margin: 0;
  color: #0b1b2b;
}

.page-about .about-version__band p {
  margin-top: 10px;
  font-size: 15px;
  color: #1f3a44;
}

.page-about .about-version__foot {
  margin-top: clamp(20px, 2.8vw, 30px);
  padding-top: 18px;
  border-top: 1px solid rgba(14, 59, 67, 0.16);
  font-size: 15px;
  color: #134e4a;
}

.page-about .about-version__foot a {
  color: #0b1b2b;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--mnb-orange);
  text-underline-offset: 3px;
}

.page-about .about-version__foot a:hover {
  color: #0e7490;
}

/* ---------- 合作生态 ---------- */
.page-about .about-eco__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.2vw, 44px);
  align-items: start;
}

.page-about .about-eco__text p {
  margin-top: 16px;
  color: var(--mnb-ink);
  opacity: 0.9;
}

.page-about .about-eco__text .mnb-btn {
  margin-top: 24px;
}

.page-about .about-eco__side {
  display: grid;
  gap: 18px;
}

.page-about .about-eco__media {
  margin: 0;
}

.page-about .about-eco__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--mnb-deep);
}

.page-about .about-eco__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--mnb-radius);
  overflow: hidden;
}

.page-about .about-eco__item {
  padding: 18px 20px;
  background: var(--mnb-bg);
}

.page-about .about-eco__tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  border-radius: 2px;
  margin-bottom: 10px;
}

.page-about .about-eco__tag--ok {
  color: var(--mnb-cyan);
  border: 1px solid rgba(34, 211, 238, 0.45);
  background: rgba(34, 211, 238, 0.08);
}

.page-about .about-eco__tag--alert {
  color: var(--mnb-orange);
  border: 1px solid rgba(249, 115, 22, 0.5);
  background: rgba(249, 115, 22, 0.09);
}

.page-about .about-eco__item p {
  margin: 0;
  font-size: 15px;
  color: var(--mnb-ink);
  opacity: 0.85;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-about .about-team__groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-team__metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-version__bands {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.95fr);
    gap: clamp(32px, 4.4vw, 64px);
  }

  .page-about .about-position__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.95fr);
  }

  .page-about .about-timeline__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-about .about-eco__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
}

@media (min-width: 1080px) {
  .page-about .about-version__bands {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-team__card,
  .page-about .about-team__card::before,
  .page-about .about-team__hover,
  .page-about .mnb-tabs__tab {
    transition: none;
  }

  .page-about .about-team__card:hover,
  .page-about .about-team__card:focus-visible {
    transform: none;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>