.page-about {
  --about-gap: clamp(20px, 4vw, 44px);
  --about-radius: var(--r-panel);
}

/* ---------- 面包屑 ---------- */
.page-about .breadcrumbs {
  padding-top: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.page-about .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
}
.page-about .breadcrumbs a:hover {
  text-decoration: underline;
}
.page-about .breadcrumbs span[aria-hidden] {
  margin: 0 8px;
  opacity: 0.5;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero__grid {
  display: grid;
  gap: var(--about-gap);
  align-items: end;
}
.page-about .about-hero__lead .h1 {
  margin: 14px 0 18px;
  max-width: 15ch;
  letter-spacing: -0.01em;
}
.page-about .about-hero__lead .lede {
  max-width: 46ch;
}
.page-about .about-hero__tags {
  margin-top: 24px;
  gap: 10px;
}

.page-about .about-board {
  padding: 22px;
  overflow: hidden;
}
.page-about .about-board__label {
  color: var(--text-dim);
  margin: 0 0 18px;
}
.page-about .about-board__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
}
.page-about .about-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}
.page-about .about-num {
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 52px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 600;
  display: block;
}
.page-about .about-num--cyan {
  color: var(--cyan);
}
.page-about .about-num--orange {
  color: var(--orange);
}
.page-about .about-num__unit {
  font-size: 0.42em;
  margin-left: 4px;
  letter-spacing: 0;
}
.page-about .about-cell__cap {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
}

.page-about .about-pulse {
  display: block;
  width: 100%;
  height: 56px;
  margin-top: 22px;
  overflow: visible;
}
.page-about .about-pulse__line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-linecap: round;
  opacity: 0.75;
  stroke-dasharray: 620;
  stroke-dashoffset: 620;
  animation: about-stroke 1.2s var(--ease) forwards;
}
.page-about .about-pulse__dot {
  fill: var(--orange);
  animation: about-fade 0.5s var(--ease) 1s forwards;
  opacity: 0;
}
@keyframes about-stroke {
  to { stroke-dashoffset: 0; }
}
@keyframes about-fade {
  to { opacity: 1; }
}

/* ---------- 斜向色带 ---------- */
.page-about .about-band-wrap {
  overflow: hidden;
  padding: 8px 0;
}
.page-about .about-band {
  display: block;
  width: 68%;
  height: 6px;
  margin-left: 8%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan), rgba(22, 240, 208, 0));
  transform: rotate(-6deg);
  transform-origin: left center;
}
.page-about .about-band--alt {
  margin-left: 24%;
  background: linear-gradient(90deg, rgba(255, 122, 26, 0), var(--orange));
}

/* ---------- 主张面板 ---------- */
.page-about .about-claim__grid {
  display: grid;
  gap: var(--about-gap);
}
.page-about .about-claim__panel {
  padding: clamp(22px, 4vw, 40px);
}
.page-about .about-eyebrow--ink {
  color: var(--red);
  border-color: var(--red);
}
.page-about .about-eyebrow--ink::before {
  background: var(--red);
}
.page-about .about-claim__title {
  margin: 10px 0 16px;
  color: var(--ink);
}
.page-about .about-claim__text {
  color: var(--ink);
  opacity: 0.86;
  max-width: 48ch;
}
.page-about .about-claim__text + .about-claim__text {
  margin-top: 14px;
}
.page-about .about-claim__tags {
  margin-top: 24px;
  gap: 10px;
}
.page-about .about-claim__aside {
  padding-top: 6px;
}
.page-about .about-side-num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--violet);
  margin: 0 0 10px;
}
.page-about .about-claim__aside .h3 {
  margin: 0 0 12px;
}
.page-about .about-claim__aside .body-text {
  max-width: 40ch;
}

/* ---------- 时间轴 ---------- */
.page-about .about-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 44px);
}
.page-about .about-head .h2 {
  margin: 12px 0 14px;
}
.page-about .about-timeline__grid {
  display: grid;
  gap: var(--about-gap);
}
.page-about .about-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
  counter-reset: node;
}
.page-about .about-node {
  position: relative;
  padding: 18px 0 0 0;
  border-top: 1px solid var(--line);
}
.page-about .about-node::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(22, 240, 208, 0.12);
}
.page-about .about-node__year {
  display: block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--orange);
  margin-bottom: 10px;
}
.page-about .about-node__title {
  margin: 0 0 10px;
  font-size: 20px;
}
.page-about .about-node__text {
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text-dim);
}
.page-about .about-timeline__figure {
  margin: 0;
}

/* ---------- 团队 ---------- */
.page-about .about-team__grid {
  display: grid;
  gap: var(--about-gap);
  align-items: start;
}
.page-about .about-team__lead .h2 {
  margin: 12px 0 16px;
}
.page-about .about-team__lead .body-text {
  max-width: 48ch;
}
.page-about .about-split {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-about .about-split__row {
  display: grid;
  grid-template-columns: minmax(74px, auto) 1fr auto;
  align-items: center;
  gap: 12px;
}
.page-about .about-split__name {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}
.page-about .about-split__bar {
  display: block;
  height: 8px;
  border-radius: var(--r-pill);
  background: var(--cyan);
  opacity: 0.85;
}
.page-about .about-split__bar--a { width: 57%; background: var(--cyan); }
.page-about .about-split__bar--b { width: 32%; background: var(--violet); }
.page-about .about-split__bar--c { width: 11%; background: var(--orange); }
.page-about .about-split__val {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text);
}
.page-about .about-team__figure {
  margin: 0;
}

/* ---------- 数据来源 ---------- */
.page-about .about-source__panel {
  padding: clamp(22px, 4vw, 42px);
  border-radius: var(--about-radius);
  overflow: hidden;
}
.page-about .about-source__head .h2 {
  margin: 12px 0 0;
  max-width: 20ch;
}
.page-about .about-source__cols {
  display: grid;
  gap: 22px;
  margin-top: clamp(24px, 4vw, 38px);
}
.page-about .about-source__col {
  padding: 20px;
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  background: var(--panel-hi);
}
.page-about .about-source__idx {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  margin-bottom: 12px;
}
.page-about .about-source__col .body-text {
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 使用场景 ---------- */
.page-about .about-scene__grid {
  display: grid;
  gap: var(--about-gap);
}
.page-about .about-scene__lead {
  max-width: 48ch;
}
.page-about .about-scene__lead .h2 {
  margin: 12px 0 14px;
}
.page-about .about-scene__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-about .about-scene__item {
  position: relative;
  padding: 18px 20px 18px 62px;
  border-radius: var(--r-card);
  border: 1px solid var(--line-soft);
  background: var(--panel);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.page-about .about-scene__item:nth-child(even) {
  margin-left: 0;
}
.page-about .about-scene__item:hover {
  border-color: var(--line-cyan);
  transform: translateX(4px);
}
.page-about .about-scene__no {
  position: absolute;
  left: 20px;
  top: 22px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}
.page-about .about-scene__item .h3 {
  margin: 0 0 8px;
  font-size: 19px;
}
.page-about .about-scene__item .body-text {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-about .about-scene__figure {
  margin: 0;
}

/* ---------- 收束 ---------- */
.page-about .about-closing__grid {
  display: grid;
  gap: var(--about-gap);
  align-items: start;
  padding-top: clamp(10px, 3vw, 26px);
  border-top: 1px solid var(--line);
}
.page-about .about-closing__grid .h2 {
  margin: 12px 0 16px;
  max-width: 22ch;
}
.page-about .about-closing__grid .body-text {
  max-width: 50ch;
}
.page-about .about-closing__cta {
  padding: 22px;
  border-radius: var(--r-card);
  border: 1px solid var(--line-violet);
  background: linear-gradient(160deg, rgba(139, 92, 246, 0.14), rgba(14, 21, 38, 0.6));
}
.page-about .about-closing__label {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--violet);
  margin: 0 0 12px;
}
.page-about .about-closing__btns {
  margin-top: 20px;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------- 图片容器 ---------- */
.page-about .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-about .about-board {
    padding: 28px;
  }
  .page-about .about-board__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 20px;
  }
  .page-about .about-source__cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .about-scene__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .page-about .about-scene__item:nth-child(even) {
    margin-left: 0;
    transform: translateY(18px);
  }
  .page-about .about-scene__item:nth-child(even):hover {
    transform: translateY(18px) translateX(4px);
  }
}

@media (min-width: 960px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(32px, 5vw, 72px);
  }
  .page-about .about-claim__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.75fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }
  .page-about .about-timeline__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }
  .page-about .about-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 24px;
  }
  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: clamp(28px, 4vw, 64px);
  }
  .page-about .about-scene__grid {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    gap: clamp(28px, 4vw, 60px);
  }
  .page-about .about-scene__lead {
    position: sticky;
    top: 96px;
  }
  .page-about .about-scene__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .about-scene__figure {
    grid-column: 1 / -1;
    margin-top: 6px;
  }
  .page-about .about-closing__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: clamp(28px, 4vw, 60px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-pulse__line {
    stroke-dashoffset: 0;
    animation: none;
  }
  .page-about .about-pulse__dot {
    opacity: 1;
    animation: none;
  }
  .page-about .about-scene__item,
  .page-about .about-scene__item:hover {
    transform: none;
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</parameter>
</result>