.page-about {
  --about-heading-xl: clamp(2.4rem, 6.5vw, 5rem);
  --about-heading-lg: clamp(2rem, 4.5vw, 3.2rem);
  --about-shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.38);
  background-color: var(--deep-blue);
  color: var(--white);
  overflow-x: hidden;
}

.page-about .about-hero {
  position: relative;
  padding: 3rem 0 7rem;
  background:
    radial-gradient(circle at 82% 18%, rgba(25, 181, 229, 0.14) 0%, transparent 46%),
    linear-gradient(135deg, var(--deep-black-blue) 0%, var(--deep-blue) 52%, var(--deep-blue-light) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 7vw), 0 100%);
}

.page-about .about-hero__grid {
  display: grid;
  gap: 2.8rem;
  align-items: center;
}

.page-about .about-hero__kicker {
  margin-bottom: 1.2rem;
}

.page-about .about-hero__title {
  font-family: var(--font-heading);
  font-size: var(--about-heading-xl);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.025em;
  transform: skewX(-5deg);
  margin: 0 0 1.6rem;
  color: var(--white);
  text-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.page-about .about-hero__lead {
  max-width: 60ch;
  font-size: 1.1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 2.2rem;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.page-about .about-panel {
  position: relative;
  overflow: hidden;
  padding: 1.8rem 1.8rem 1.5rem;
  background: linear-gradient(155deg, rgba(18, 59, 122, 0.78), rgba(6, 18, 46, 0.88));
  border: 1px solid rgba(0, 255, 136, 0.22);
  border-radius: var(--radius);
  box-shadow: var(--about-shadow-lg);
}

.page-about .about-panel::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  right: -90px;
  top: -90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 255, 136, 0.18), transparent 65%);
  pointer-events: none;
}

.page-about .about-panel__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 0.9rem;
  width: 100%;
  margin-bottom: 1.1rem;
}

.page-about .about-panel__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.2rem;
  padding: 0.62rem 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}

.page-about .about-panel__row span {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.66);
}

.page-about .about-panel__row strong {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
}

.page-about .about-panel__foot {
  margin: 1.1rem 0 0;
  font-size: 0.82rem;
  color: var(--neon-green);
  opacity: 0.85;
}

.page-about .about-section-head {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.page-about .about-section-num {
  font-family: var(--font-heading);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1;
  color: var(--neon-green);
  transform: skewX(-10deg);
  letter-spacing: -0.06em;
  opacity: 0.9;
  min-width: 2ch;
}

.page-about .about-section-head h2 {
  font-family: var(--font-heading);
  font-size: var(--about-heading-lg);
  font-weight: 800;
  line-height: 1.22;
  margin: 0.2rem 0 0.4rem;
}

.page-about .about-section-head__desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.58);
  max-width: 58ch;
  line-height: 1.7;
  margin: 0;
}

.page-about .about-story {
  position: relative;
  padding: 5.5rem 0;
}

.page-about .about-story::before {
  content: "档案";
  position: absolute;
  top: 3.5rem;
  right: -0.5rem;
  z-index: 0;
  font-family: var(--font-heading);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 800;
  color: rgba(255, 255, 255, 0.035);
  line-height: 1;
  letter-spacing: -0.05em;
  transform: rotate(90deg);
  pointer-events: none;
}

.page-about .about-story .container,
.page-about .about-timeline .container,
.page-about .about-ecosystem .container {
  position: relative;
  z-index: 1;
}

.page-about .about-story__grid {
  display: grid;
  gap: 2rem;
}

.page-about .about-story__lead {
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 600;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.92);
  max-width: 74ch;
  margin: 0;
}

.page-about .about-story__body {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
  max-width: 62ch;
}

.page-about .about-story__quote {
  border-left: 3px solid var(--neon-green);
  padding: 0.4rem 0 0.4rem 1.4rem;
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
  margin: 0;
}

.page-about .about-story__quote-mark {
  color: var(--neon-green);
  font-size: 1.6em;
  line-height: 0;
  margin-right: 0.08em;
}

.page-about .about-story__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1rem;
}

.page-about .about-stat {
  background: linear-gradient(140deg, rgba(18, 59, 122, 0.5), rgba(10, 31, 68, 0.4));
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-top: 2px solid var(--neon-green);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.2rem;
}

.page-about .about-stat__value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--neon-green);
  margin-bottom: 0.3rem;
}

.page-about .about-stat__label {
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.6);
}

.page-about .about-timeline {
  position: relative;
  padding: 5.5rem 0 6rem;
  background: linear-gradient(180deg, var(--deep-blue-light) 0%, var(--deep-blue) 42%, var(--deep-blue) 100%);
  clip-path: polygon(0 5vw, 100% 0, 100% calc(100% - 5vw), 0 100%);
}

.page-about .about-timeline__wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  padding: 1rem 0 2.2rem;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-green) var(--deep-blue-light);
}

.page-about .about-timeline__track {
  display: flex;
  gap: 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0 max(1.4rem, calc((100vw - var(--container-max)) / 2));
  min-width: max-content;
}

.page-about .about-timeline__item {
  flex: 0 0 260px;
  scroll-snap-align: start;
  position: relative;
  padding: 1.7rem 1.5rem 1.5rem;
  background: rgba(10, 31, 68, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.page-about .about-timeline__item:hover {
  transform: translateY(-7px);
  border-color: rgba(0, 255, 136, 0.4);
}

.page-about .about-timeline__dot {
  display: block;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 5px rgba(255, 107, 0, 0.16);
  margin-bottom: 1.1rem;
}

.page-about .about-timeline__ver {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  color: var(--neon-green);
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  margin-bottom: 0.8rem;
}

.page-about .about-timeline__item h3 {
  font-size: 1.3rem;
  margin: 0 0 0.5rem;
}

.page-about .about-timeline__item p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.65);
  margin: 0;
}

.page-about .about-timeline__imgwrap {
  margin-top: 2.5rem;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--about-shadow-lg);
}

.page-about .about-team {
  position: relative;
  padding: 6rem 0 5rem;
}

.page-about .about-team__grid {
  display: grid;
  gap: 2.6rem;
  align-items: center;
}

.page-about .about-team__imgwrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--about-shadow-lg);
  transform: rotate(-1.6deg);
}

.page-about .about-team__desc {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.74);
  margin: 0 0 1.6rem;
  max-width: 60ch;
}

.page-about .about-team__list {
  list-style: none;
  margin: 0 0 2.4rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-about .about-team__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  background: rgba(18, 59, 122, 0.22);
  border-left: 3px solid var(--ice-blue);
  border-radius: 6px;
  font-size: 0.98rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.86);
}

.page-about .about-team__rings {
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem;
}

.page-about .about-ring {
  flex: 1 1 120px;
  max-width: 150px;
  text-align: center;
}

.page-about .about-ring svg {
  width: 100%;
  max-width: 140px;
  height: auto;
}

.page-about .about-ring__track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.09);
  stroke-width: 9;
}

.page-about .about-ring__bar {
  fill: none;
  stroke-width: 9;
  stroke-linecap: round;
  stroke-dasharray: 302;
  transform: rotate(-90deg);
  transform-origin: center;
}

.page-about .about-ring__bar--team {
  stroke: var(--neon-green);
  stroke-dasharray: 302 302;
}

.page-about .about-ring__bar--rd {
  stroke: var(--orange);
  stroke-dasharray: 181 302;
}

.page-about .about-ring__bar--data {
  stroke: var(--ice-blue);
  stroke-dasharray: 234 302;
}

.page-about .about-ring__value {
  font-family: var(--font-heading);
  font-size: 27px;
  font-weight: 800;
  fill: var(--white);
}

.page-about .about-ring__label {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.6);
}

.page-about .about-honors {
  padding: 6rem 0 5rem;
  background: linear-gradient(160deg, var(--deep-blue) 0%, var(--deep-black-blue) 72%);
  clip-path: polygon(0 6vw, 100% 0, 100% 100%, 0 100%);
}

.page-about .about-honors .container {
  position: relative;
  z-index: 1;
}

.page-about .about-honors__grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.2rem;
}

.page-about .about-honor-card {
  position: relative;
  padding: 2.1rem 1.7rem 1.9rem;
  background: linear-gradient(150deg, rgba(18, 59, 122, 0.66), rgba(6, 18, 46, 0.9));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}

.page-about .about-honor-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 255, 136, 0.32);
}

.page-about .about-honor-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 4px;
  width: 100%;
  background: linear-gradient(90deg, var(--neon-green) 0%, transparent 85%);
}

.page-about .about-honor-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 74px;
  min-height: 74px;
  padding: 0.3rem 0.8rem;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.28);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--neon-green);
  margin-bottom: 1.3rem;
}

.page-about .about-honor-card h3 {
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
}

.page-about .about-honor-card p {
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.68);
  margin: 0;
}

.page-about .about-honors__note {
  margin-top: 2.4rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.56);
}

.page-about .about-ecosystem {
  padding: 6.5rem 0 5rem;
}

.page-about .about-ecosystem__grid {
  display: grid;
  gap: 2.8rem;
  align-items: center;
}

.page-about .about-ecosystem__imgwrap {
  width: min(420px, 100%);
  aspect-ratio: 1 / 1;
  margin: 0 auto;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 0 0 12px rgba(25, 181, 229, 0.07), var(--about-shadow-lg);
}

.page-about .about-timeline__imgwrap img,
.page-about .about-team__imgwrap img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-ecosystem__imgwrap img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-ecosystem__list {
  display: grid;
  gap: 1rem;
}

.page-about .about-ecosystem__item {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.2rem 1.1rem;
  padding: 1.3rem 1.4rem;
  background: rgba(18, 59, 122, 0.26);
  border-left: 4px solid var(--neon-green);
  border-radius: 6px;
}

.page-about .about-ecosystem__item strong {
  grid-row: span 2;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-about .about-ecosystem__item p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
}

.page-about .about-next {
  padding: 5rem 0 6rem;
  background: conic-gradient(from 215deg at 82% 24%, var(--deep-black-blue) 0%, var(--deep-blue) 30%, var(--deep-blue-light) 55%, var(--deep-blue) 75%, var(--deep-black-blue) 100%);
}

.page-about .about-next__inner {
  display: grid;
  gap: 2.2rem;
}

.page-about .about-next__kicker {
  margin-bottom: 1rem;
}

.page-about .about-next h2 {
  font-family: var(--font-heading);
  font-size: var(--about-heading-lg);
  font-weight: 800;
  line-height: 1.25;
  margin: 0 0 0.8rem;
}

.page-about .about-next__copy > p {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
  max-width: 62ch;
}

.page-about .about-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-content: flex-start;
}

@media (min-width: 768px) {
  .page-about .about-story__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .about-timeline__item {
    flex-basis: 280px;
  }

  .page-about .about-team {
    padding: 7rem 0 6rem;
  }

  .page-about .about-team__rings {
    gap: 2rem;
  }

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

  .page-about .about-ecosystem__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .page-about .about-next__inner {
    grid-template-columns: 1.2fr 1fr;
  }
}

@media (min-width: 1080px) {
  .page-about .about-hero {
    padding: 6rem 0 10rem;
  }

  .page-about .about-hero__grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
  }

  .page-about .about-story {
    padding: 8rem 0;
  }

  .page-about .about-story__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.6rem 4.5rem;
  }

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

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

  .page-about .about-timeline {
    padding: 8rem 0 8.5rem;
  }

  .page-about .about-team__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4.5rem;
  }

  .page-about .about-honors__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .about-ecosystem {
    padding: 8rem 0 7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-timeline__item:hover,
  .page-about .about-honor-card:hover {
    transform: none;
  }
}