.page-about {
  --about-line: rgba(201, 209, 206, 0.18);
  --about-cut: 26px;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding: clamp(20px, 4vw, 36px) 0 clamp(38px, 7vw, 76px);
  overflow: hidden;
  background:
    radial-gradient(120% 82% at 92% 4%, rgba(0, 229, 199, 0.16), transparent 60%),
    radial-gradient(78% 58% at 2% 98%, rgba(255, 106, 43, 0.11), transparent 64%),
    linear-gradient(184deg, #0B1F1A 0%, #0E2A23 48%, #0B1F1A 100%);
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: 12%;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan));
  transform: rotate(-13deg);
  transform-origin: right center;
  pointer-events: none;
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 54px);
  align-items: start;
}

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

.page-about .about-hero__intro .breadcrumb {
  margin-bottom: 18px;
}

.page-about .about-hero__intro .eyebrow {
  margin: 0 0 14px;
}

.page-about .about-hero__intro h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 7.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--white);
  text-wrap: balance;
}

.page-about .about-hero__lead {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.75;
  color: var(--silver);
}

.page-about .about-hero__stats {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--about-line);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 16px 20px;
}

.page-about .about-hero__stats .stat {
  display: grid;
  gap: 6px;
}

.page-about .about-hero__stats .stat__value {
  font-family: var(--font-num);
  font-size: clamp(1.55rem, 4.4vw, 2.15rem);
  line-height: 1;
  color: var(--cyan);
}

.page-about .about-hero__stats .stat__value--orange {
  color: var(--orange);
}

.page-about .about-hero__stats .stat__label {
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  color: var(--silver);
}

.page-about .about-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--about-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%);
  background: linear-gradient(150deg, rgba(0, 229, 199, 0.09), rgba(255, 106, 43, 0.06));
}

.page-about .about-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.05);
}

.page-about .about-hero__media .media-caption {
  margin: 0;
  padding: 12px 16px;
  font-size: 0.82rem;
  color: var(--silver);
  background: rgba(11, 31, 26, 0.72);
}

/* ---------- 赛季沿革时间轴 ---------- */
.page-about .about-trail {
  padding-top: clamp(46px, 8vw, 92px);
}

.page-about .about-trail__head {
  max-width: 68ch;
}

.page-about .about-trail__list {
  list-style: none;
  margin: clamp(34px, 6vw, 58px) 0 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 34px);
}

.page-about .about-trail__list::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, rgba(0, 229, 199, 0.32) 55%, rgba(0, 229, 199, 0.04) 100%);
}

.page-about .about-trail__item {
  position: relative;
  padding-left: 38px;
}

.page-about .about-trail__node {
  position: absolute;
  left: 1px;
  top: 4px;
  width: 15px;
  height: 15px;
  transform: rotate(45deg);
  background: var(--ink);
  border: 2px solid var(--cyan);
  transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.page-about .about-trail__item:hover .about-trail__node,
.page-about .about-trail__item:focus-within .about-trail__node {
  background: var(--orange);
  border-color: var(--orange);
  transform: rotate(45deg) scale(1.18);
}

.page-about .about-trail__era {
  margin: 0 0 6px;
  font-family: var(--font-num);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-about .about-trail__item:hover .about-trail__era {
  color: var(--orange-soft);
}

.page-about .about-trail__title {
  margin: 0 0 8px;
  font-family: var(--font-editorial);
  font-size: clamp(1.18rem, 2.6vw, 1.5rem);
  line-height: 1.3;
  color: var(--white);
}

.page-about .about-trail__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.97rem;
  line-height: 1.78;
  color: var(--silver);
}

/* ---------- 战报体系 ---------- */
.page-about .about-report {
  padding-top: clamp(46px, 8vw, 92px);
}

.page-about .about-report__head {
  max-width: 66ch;
}

.page-about .about-report__grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 5vw, 46px);
}

.page-about .about-report__card {
  position: relative;
  padding: 26px 22px 26px;
  background:
    linear-gradient(158deg, rgba(0, 229, 199, 0.09), rgba(11, 31, 26, 0) 62%),
    var(--ink-panel);
  border: 1px solid var(--about-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.page-about .about-report__card:hover {
  border-color: rgba(0, 229, 199, 0.45);
}

.page-about .about-report__index {
  display: inline-block;
  margin: 0 0 14px;
  padding-bottom: 4px;
  font-family: var(--font-num);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
  border-bottom: 1px solid rgba(0, 229, 199, 0.42);
}

.page-about .about-report__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.24rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-about .about-report__card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.76;
  color: var(--silver);
}

.page-about .about-report__aside {
  margin-top: 22px;
}

.page-about .about-report__aside .panel__body p {
  margin: 0 0 12px;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--silver);
}

.page-about .about-report__aside .panel__body p:last-child {
  margin-bottom: 0;
}

.page-about .about-report__aside .data-num {
  font-family: var(--font-num);
  color: var(--orange);
  font-size: 1.06em;
}

/* ---------- 球队资料库 ---------- */
.page-about .about-archive {
  padding-top: clamp(46px, 8vw, 92px);
}

.page-about .about-archive__grid {
  display: grid;
  gap: clamp(26px, 5vw, 48px);
  align-items: start;
}

.page-about .about-archive__text h2 {
  margin-top: 10px;
}

.page-about .about-archive__text p {
  max-width: 60ch;
  margin: 0 0 14px;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-about .about-archive__facts {
  margin: clamp(22px, 4vw, 32px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--about-line);
  display: grid;
  gap: 16px;
}

.page-about .about-archive__facts dt {
  margin: 0 0 5px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-about .about-archive__facts dd {
  margin: 0;
  font-size: 1.1rem;
  color: var(--white);
}

.page-about .about-archive__facts dd.data-num {
  font-family: var(--font-num);
  color: var(--cyan);
}

.page-about .about-archive__media {
  margin: 0;
  border: 1px solid var(--about-line);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--about-cut) 100%, 0 calc(100% - var(--about-cut)));
  background: linear-gradient(200deg, rgba(255, 106, 43, 0.09), rgba(0, 229, 199, 0.07));
}

.page-about .about-archive__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 三地服务标签页 ---------- */
.page-about .about-cities {
  padding-top: clamp(46px, 8vw, 92px);
}

.page-about .about-cities__head {
  max-width: 66ch;
}

.page-about .about-cities__tabs {
  margin-top: clamp(26px, 4vw, 40px);
}

.page-about .about-cities__tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-cities__tabs .tabs__tab {
  appearance: none;
  margin: 0;
  padding: 10px 18px;
  border: 1px solid var(--about-line);
  background: transparent;
  color: var(--silver);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  clip-path: polygon(13px 0, 100% 0, 100% calc(100% - 13px), calc(100% - 13px) 100%, 0 100%, 0 13px);
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.page-about .about-cities__tabs .tabs__tab:hover {
  color: var(--cyan);
  border-color: var(--cyan-dark);
}

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

.page-about .about-cities__tabs .tabs__tab[aria-selected="true"],
.page-about .about-cities__tabs .tabs__tab[data-active] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-about .about-cities__panel {
  padding: 4px 0 6px;
}

.page-about .about-cities__panel h3 {
  margin: 0 0 14px;
  font-family: var(--font-editorial);
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  line-height: 1.32;
  color: var(--white);
}

.page-about .about-cities__panel > p {
  max-width: 64ch;
  margin: 0 0 18px;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--silver);
}

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

.page-about .about-cities__list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--white);
}

.page-about .about-cities__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-about .about-cities__media {
  margin: clamp(28px, 5vw, 44px) 0 0;
  border: 1px solid var(--about-line);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
  background: linear-gradient(160deg, rgba(0, 229, 199, 0.08), rgba(26, 27, 46, 0.4));
}

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

/* ---------- 团队 ---------- */
.page-about .about-team {
  padding-top: clamp(46px, 8vw, 92px);
}

.page-about .about-team__head {
  max-width: 64ch;
}

.page-about .about-team__grid {
  margin-top: clamp(26px, 4vw, 42px);
}

.page-about .about-team__card {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 22px 20px 24px;
}

.page-about .about-team__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.9rem, 5vw, 2.5rem);
  line-height: 1;
  color: var(--cyan);
}

.page-about .about-team__card:nth-child(2) .about-team__num {
  color: var(--orange);
}

.page-about .about-team__card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--white);
}

.page-about .about-team__card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.74;
  color: var(--silver);
}

.page-about .about-team__note {
  margin: clamp(22px, 4vw, 32px) 0 0;
  padding-left: 20px;
  border-left: 2px solid var(--cyan-dark);
  max-width: 74ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 2025 赛季方向 ---------- */
.page-about .about-next {
  padding-top: clamp(46px, 8vw, 92px);
}

.page-about .about-next__grid {
  display: grid;
  gap: clamp(26px, 5vw, 46px);
  align-items: start;
}

.page-about .about-next__text h2 {
  margin-top: 10px;
}

.page-about .about-next__list {
  list-style: none;
  margin: clamp(24px, 4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-about .about-next__list li {
  position: relative;
  padding-left: 26px;
  border-left: 1px solid var(--about-line);
}

.page-about .about-next__list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--yellow);
  transform: rotate(45deg);
}

.page-about .about-next__list h3 {
  margin: 0 0 7px;
  font-family: var(--font-editorial);
  font-size: 1.14rem;
  line-height: 1.35;
  color: var(--white);
}

.page-about .about-next__list p {
  margin: 0;
  max-width: 60ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--silver);
}

.page-about .about-next__aside .panel__body p {
  margin: 0 0 18px;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--silver);
}

.page-about .about-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 联系收束 ---------- */
.page-about .about-contact {
  padding-top: clamp(46px, 8vw, 92px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-about .about-contact__inner {
  display: grid;
  gap: 24px;
  padding: clamp(26px, 4.6vw, 46px);
  background:
    radial-gradient(96% 140% at 100% 0%, rgba(0, 229, 199, 0.14), transparent 62%),
    linear-gradient(128deg, rgba(255, 106, 43, 0.10), rgba(11, 31, 26, 0.9));
  border: 1px solid var(--about-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%);
}

.page-about .about-contact__text h2 {
  margin: 0 0 12px;
}

.page-about .about-contact__text p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--silver);
}

.page-about .about-contact__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-about .about-contact__actions .copy-btn {
  font-family: var(--font-num);
  font-size: 0.88rem;
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 760px) {
  .page-about .about-report__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-about .about-report__card--b {
    margin-top: 26px;
  }

  .page-about .about-report__card--c {
    margin-top: 12px;
  }

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

  .page-about .about-contact__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-about .about-contact__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }

  .page-about .about-archive__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-about .about-archive__media {
    margin-top: -34px;
  }

  .page-about .about-next__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
  }

  .page-about .about-trail__list {
    gap: 30px;
  }
}

@media (min-width: 1080px) {
  .page-about .about-hero__intro {
    padding-top: 12px;
  }

  .page-about .about-archive__text {
    padding-top: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-trail__node,
  .page-about .about-report__card,
  .page-about .about-cities__tabs .tabs__tab,
  .page-about .about-trail__era {
    transition: none;
  }

  .page-about .about-trail__item:hover .about-trail__node,
  .page-about .about-trail__item:focus-within .about-trail__node {
    transform: rotate(45deg);
  }
}