.page-about {
  --about-rail-w: 176px;
  background: var(--ky-ivory);
  color: var(--ky-ink);
}

.page-about h1,
.page-about h2,
.page-about h3,
.page-about p,
.page-about ol,
.page-about ul,
.page-about figure {
  margin: 0;
  padding: 0;
}

.page-about ol,
.page-about ul {
  list-style: none;
}

/* ---------- 首屏 ---------- */

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--ky-ink);
  color: var(--ky-ivory);
  border-radius: 0 0 var(--ky-radius-xl) var(--ky-radius-xl);
  padding-bottom: clamp(56px, 9vw, 108px);
}

.page-about .about-hero__figure {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-about .about-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 15, 14, 0.9) 0%, rgba(11, 15, 14, 0.68) 46%, rgba(11, 15, 14, 0.95) 100%);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -4%;
  right: -4%;
  bottom: -1px;
  height: clamp(38px, 5.6vw, 78px);
  background: linear-gradient(96deg, var(--ky-green) 0%, var(--ky-blue) 48%, var(--ky-violet) 100%);
  clip-path: polygon(0 100%, 0 76%, 100% 12%, 100% 100%);
  z-index: 1;
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 18px;
  padding-top: clamp(34px, 5.6vw, 74px);
}

.page-about .about-crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  line-height: 1.6;
}

.page-about .about-crumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(247, 245, 239, 0.5);
}

.page-about .about-crumb__item + .about-crumb__item::before {
  content: "/";
  color: rgba(247, 245, 239, 0.32);
}

.page-about .about-crumb__link {
  color: rgba(247, 245, 239, 0.74);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ky-ease), border-color 0.25s var(--ky-ease);
}

.page-about .about-crumb__link:hover,
.page-about .about-crumb__link:focus-visible {
  color: var(--ky-mist);
  border-bottom-color: var(--ky-green);
}

.page-about .about-hero__kicker {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border: 1px solid rgba(247, 245, 239, 0.24);
  border-radius: 999px;
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--ky-mist);
}

.page-about .about-hero__kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ky-orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.22);
}

.page-about .about-hero__title {
  font-size: clamp(30px, 6vw, 60px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.015em;
  transform: skewX(-2deg);
  transform-origin: left center;
  text-wrap: balance;
}

.page-about .about-hero__lede {
  font-size: clamp(15.5px, 1.9vw, 18.5px);
  line-height: 1.88;
  color: rgba(247, 245, 239, 0.8);
  max-width: 62ch;
}

.page-about .about-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  gap: 16px;
  margin-top: 10px;
  padding-top: 22px;
  border-top: 1px solid rgba(247, 245, 239, 0.16);
  max-width: 640px;
}

.page-about .about-hero__num {
  display: block;
  font-family: var(--ky-mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--ky-ivory);
}

.page-about .about-hero__facts li:nth-child(1) .about-hero__num { color: var(--ky-mist); }
.page-about .about-hero__facts li:nth-child(2) .about-hero__num { color: var(--ky-amber); }

.page-about .about-hero__tag {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(247, 245, 239, 0.6);
}

/* ---------- 主体框架 ---------- */

.page-about .about-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  padding-top: clamp(40px, 6vw, 82px);
  padding-bottom: clamp(48px, 7vw, 94px);
}

.page-about .about-flow {
  display: grid;
  gap: clamp(54px, 8vw, 104px);
  min-width: 0;
}

/* ---------- 章节导航 ---------- */

.page-about .about-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
  min-width: 0;
}

.page-about .about-rail::-webkit-scrollbar {
  display: none;
}

.page-about .about-rail__title {
  display: none;
}

.page-about .about-rail__list {
  display: flex;
  gap: 8px;
}

.page-about .about-rail__link {
  display: block;
  white-space: nowrap;
  padding: 8px 16px;
  border: 1px solid var(--ky-line);
  border-radius: 999px;
  color: var(--ky-slate);
  text-decoration: none;
  font-size: 13.5px;
  transition: border-color 0.26s var(--ky-ease), background-color 0.26s var(--ky-ease), color 0.26s var(--ky-ease);
}

.page-about .about-rail__link:hover,
.page-about .about-rail__link:focus-visible {
  border-color: var(--ky-green);
  background: rgba(31, 138, 112, 0.09);
  color: var(--ky-green-deep);
}

@media (min-width: 1024px) {
  .page-about .about-wrap {
    grid-template-columns: var(--about-rail-w) minmax(0, 1fr);
    gap: clamp(44px, 5vw, 84px);
  }

  .page-about .about-rail {
    display: block;
    position: sticky;
    top: 132px;
    align-self: start;
    overflow: visible;
    padding: 0;
  }

  .page-about .about-rail__title {
    display: block;
    margin-bottom: 14px;
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--ky-slate);
    opacity: 0.72;
  }

  .page-about .about-rail__list {
    display: block;
  }

  .page-about .about-rail__link {
    padding: 11px 0 11px 14px;
    border: 0;
    border-left: 2px solid var(--ky-line);
    border-radius: 0;
    font-size: 14px;
    background: transparent;
    transition: border-color 0.28s var(--ky-ease), color 0.28s var(--ky-ease), padding-left 0.28s var(--ky-ease);
  }

  .page-about .about-rail__link:hover,
  .page-about .about-rail__link:focus-visible {
    border-left-color: var(--ky-green);
    padding-left: 20px;
    color: var(--ky-green-deep);
    background: transparent;
  }
}

/* ---------- 章节标题 ---------- */

.page-about .about-sec {
  scroll-margin-top: 128px;
  min-width: 0;
}

.page-about .about-sec__head {
  display: grid;
  gap: 12px;
  max-width: 46rem;
  margin-bottom: clamp(24px, 3.4vw, 42px);
}

.page-about .about-h2 {
  font-family: var(--ky-serif);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.3;
  letter-spacing: -0.008em;
  color: var(--ky-ink);
  text-wrap: balance;
}

.page-about .about-sec__lede {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--ky-slate);
}

/* ---------- 时间线 ---------- */

.page-about .about-years {
  display: grid;
  border-top: 1px solid var(--ky-line);
}

.page-about .about-year {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 22px 0 24px 20px;
  border-left: 2px solid var(--ky-line);
  border-bottom: 1px solid var(--ky-line);
  transition: background-color 0.3s var(--ky-ease), border-color 0.3s var(--ky-ease);
}

.page-about .about-year::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 27px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ky-ivory);
  border: 2px solid var(--ky-line-strong);
  box-sizing: border-box;
  transition: background-color 0.3s var(--ky-ease), border-color 0.3s var(--ky-ease), transform 0.3s var(--ky-ease);
}

.page-about .about-year:hover {
  background: linear-gradient(90deg, rgba(31, 138, 112, 0.08), rgba(31, 138, 112, 0) 64%);
  border-left-color: var(--ky-green);
}

.page-about .about-year:hover::before {
  background: var(--ky-green);
  border-color: var(--ky-green);
  transform: scale(1.2);
}

.page-about .about-year__badge {
  font-family: var(--ky-mono);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.04em;
  color: var(--ky-green-deep);
}

.page-about .about-year__title {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: 6px;
  color: var(--ky-ink);
}

.page-about .about-year__text {
  font-size: 15px;
  line-height: 1.88;
  color: var(--ky-slate);
}

@media (min-width: 768px) {
  .page-about .about-year {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 22px;
    padding: 24px 0 26px 28px;
  }

  .page-about .about-year::before {
    top: 30px;
  }
}

/* ---------- 团队 Bento ---------- */

.page-about .about-team {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-about .about-role {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--ky-line);
  border-radius: var(--ky-radius-m);
  background: #fff;
  transition: transform 0.3s var(--ky-ease), border-color 0.3s var(--ky-ease), box-shadow 0.3s var(--ky-ease);
}

.page-about .about-role:hover {
  transform: translateY(-4px);
  border-color: var(--ky-green);
  box-shadow: 0 22px 44px -34px rgba(11, 15, 14, 0.6);
}

.page-about .about-role--ink {
  background: var(--ky-ink);
  border-color: var(--ky-ink);
  color: var(--ky-ivory);
}

.page-about .about-role--ink .about-role__num {
  color: var(--ky-amber);
}

.page-about .about-role--ink .about-role__title {
  color: var(--ky-ivory);
}

.page-about .about-role--ink .about-role__text {
  color: rgba(247, 245, 239, 0.76);
}

.page-about .about-role__num {
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ky-blue);
}

.page-about .about-role__title {
  font-size: 17.5px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--ky-ink);
}

.page-about .about-role__text {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ky-slate);
}

@media (min-width: 720px) {
  .page-about .about-team {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-about .about-team > :nth-child(1) { grid-column: span 4; }
  .page-about .about-team > :nth-child(2) { grid-column: span 2; }
  .page-about .about-team > :nth-child(3) { grid-column: span 2; }
  .page-about .about-team > :nth-child(4) { grid-column: span 4; }
}

/* ---------- 图片 ---------- */

.page-about .about-shot {
  margin-top: clamp(20px, 3vw, 34px);
  border-radius: var(--ky-radius-l);
  overflow: hidden;
  background: var(--ky-mist);
}

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

.page-about .about-shot__cap {
  padding: 14px 20px 16px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ky-slate);
  background: var(--ky-mist);
  border-top: 1px solid rgba(36, 59, 54, 0.1);
}

/* ---------- 联赛专题 ---------- */

.page-about .about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-about .about-league__panel {
  display: grid;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--ky-line);
  border-radius: var(--ky-radius-m);
  background: linear-gradient(140deg, rgba(31, 138, 112, 0.1), rgba(45, 125, 210, 0.07) 58%, rgba(124, 58, 237, 0.06));
}

.page-about .about-league__panelTitle {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ky-ink);
}

.page-about .about-league__list {
  display: grid;
  gap: 11px;
}

.page-about .about-league__list li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ky-slate);
}

.page-about .about-league__list li::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 11px;
  border-radius: 50%;
  background: var(--ky-green);
}

/* ---------- 地域色带 ---------- */

.page-about .about-terrain {
  position: relative;
  overflow: hidden;
  border-radius: var(--ky-radius-xl);
  padding: clamp(30px, 4.8vw, 62px);
  color: var(--ky-ivory);
  background:
    radial-gradient(circle at 84% 10%, rgba(45, 125, 210, 0.52), transparent 48%),
    linear-gradient(152deg, var(--ky-green) 0%, var(--ky-green-deep) 30%, var(--ky-slate) 66%, var(--ky-ink) 100%);
}

.page-about .about-terrain__lines {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 58%;
  opacity: 0.6;
  pointer-events: none;
}

.page-about .about-terrain__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  max-width: 44rem;
}

.page-about .about-terrain__kicker {
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: rgba(247, 245, 239, 0.72);
}

.page-about .about-terrain__title {
  font-family: var(--ky-serif);
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 700;
  line-height: 1.34;
  color: var(--ky-ivory);
}

.page-about .about-terrain__text {
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(247, 245, 239, 0.82);
}

.page-about .about-terrain__list {
  display: grid;
  gap: 11px;
  margin-top: 6px;
}

.page-about .about-terrain__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(247, 245, 239, 0.86);
}

.page-about .about-terrain__list li::before {
  content: "";
  flex: 0 0 auto;
  width: 16px;
  height: 2px;
  margin-top: 12px;
  border-radius: 2px;
  background: var(--ky-amber);
}

/* ---------- 共建数字 ---------- */

.page-about .about-nums {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  min-width: 0;
}

.page-about .about-num {
  display: grid;
  gap: 6px;
  align-content: start;
  min-width: 0;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--ky-line);
  border-radius: var(--ky-radius-m);
  background: #fff;
  transition: border-color 0.3s var(--ky-ease), box-shadow 0.3s var(--ky-ease), transform 0.3s var(--ky-ease);
}

.page-about .about-num:hover {
  transform: translateY(-3px);
  border-color: var(--ky-blue);
  box-shadow: 0 22px 42px -36px rgba(45, 125, 210, 0.9);
}

.page-about .about-num__value {
  font-family: var(--ky-mono);
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ky-ink);
}

.page-about .about-num:nth-child(2) .about-num__value { color: var(--ky-green-deep); }
.page-about .about-num:nth-child(3) .about-num__value { color: var(--ky-blue); }
.page-about .about-num:nth-child(4) .about-num__value { color: var(--ky-violet); }

.page-about .about-num__label {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ky-ink);
}

.page-about .about-num__note {
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--ky-slate);
}

@media (min-width: 640px) {
  .page-about .about-nums {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-nums {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-about .about-num:nth-child(1) { grid-column: span 3; }
  .page-about .about-num:nth-child(2) { grid-column: span 3; }
  .page-about .about-num:nth-child(3) { grid-column: span 2; }
  .page-about .about-num:nth-child(4) { grid-column: span 4; }
}

/* ---------- 赛季节奏 ---------- */

.page-about .about-phases {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .about-phase {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 22px 20px 24px;
  border: 1px solid var(--ky-line);
  border-top: 3px solid var(--ky-green);
  border-radius: var(--ky-radius-m);
  background: var(--ky-ivory);
  transition: transform 0.3s var(--ky-ease), box-shadow 0.3s var(--ky-ease);
}

.page-about .about-phase:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px -34px rgba(11, 15, 14, 0.55);
}

.page-about .about-phase:nth-child(1) { border-top-color: var(--ky-green); }
.page-about .about-phase:nth-child(2) { border-top-color: var(--ky-blue); }
.page-about .about-phase:nth-child(3) { border-top-color: var(--ky-orange); }
.page-about .about-phase:nth-child(4) { border-top-color: var(--ky-violet); }

.page-about .about-phase__no {
  font-family: var(--ky-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ky-slate);
  opacity: 0.72;
}

.page-about .about-phase__title {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--ky-ink);
}

.page-about .about-phase__text {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ky-slate);
}

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

@media (min-width: 1024px) {
  .page-about .about-phases {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 收尾 ---------- */

.page-about .about-cta {
  position: relative;
  overflow: hidden;
  border-radius: var(--ky-radius-xl);
  background: var(--ky-ink);
  color: var(--ky-ivory);
  padding: clamp(30px, 4.6vw, 56px) clamp(24px, 4.6vw, 56px) clamp(58px, 8vw, 96px);
}

.page-about .about-cta::after {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: -1px;
  height: clamp(28px, 4vw, 54px);
  background: linear-gradient(96deg, var(--ky-violet), var(--ky-blue) 46%, var(--ky-green));
  clip-path: polygon(0 100%, 0 82%, 100% 6%, 100% 100%);
  opacity: 0.92;
  pointer-events: none;
}

.page-about .about-cta__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  max-width: 44rem;
}

.page-about .about-cta__title {
  font-family: var(--ky-serif);
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 700;
  line-height: 1.36;
  color: var(--ky-ivory);
}

.page-about .about-cta__text {
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(247, 245, 239, 0.78);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}