/* ===== 星空体育 · 品牌概况专属样式 ===== */
.page-about {
  background-color: var(--space-blue);
  color: var(--star-white);
  overflow-x: hidden;
}

/* ---------- 框景首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 56px;
  background: radial-gradient(ellipse at 78% 18%, var(--space-blue-light) 0%, transparent 55%),
    linear-gradient(180deg, var(--space-blue-dark) 0%, var(--space-blue) 100%);
  border-bottom: 1px solid rgba(245, 184, 46, 0.12);
}

.page-about .about-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-about .about-hero__svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-hero__orbit {
  position: absolute;
  right: -10%;
  top: -16%;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  border: 1px dashed rgba(245, 184, 46, 0.18);
  animation: about-orbit-spin 90s linear infinite;
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero__orbit::before {
  content: "";
  position: absolute;
  inset: 64px;
  border-radius: 50%;
  border: 1px solid rgba(0, 255, 135, 0.12);
}

@keyframes about-orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

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

.page-about .about-hero__layout {
  display: grid;
  gap: 36px;
  align-items: center;
  margin-top: 34px;
}

.page-about .about-hero__frame {
  position: relative;
  padding: 30px 24px;
  background: linear-gradient(145deg, rgba(245, 184, 46, 0.08), rgba(11, 26, 58, 0.64));
  border: 1px solid rgba(245, 184, 46, 0.3);
  border-radius: 28px;
  backdrop-filter: blur(6px);
}

.page-about .about-hero__frame::before,
.page-about .about-hero__frame::after {
  content: "";
  position: absolute;
  width: 48px;
  height: 48px;
  border-color: var(--star-gold);
  border-style: solid;
  pointer-events: none;
}

.page-about .about-hero__frame::before {
  top: -2px;
  left: -2px;
  border-width: 2px 0 0 2px;
  border-top-left-radius: 10px;
}

.page-about .about-hero__frame::after {
  bottom: -2px;
  right: -2px;
  border-width: 0 2px 2px 0;
  border-bottom-right-radius: 10px;
}

.page-about .about-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--star-gold);
}

.page-about .about-hero__kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--star-gold));
}

.page-about .about-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 6vw, 3.9rem);
  line-height: 1.16;
  color: var(--star-white);
  letter-spacing: 0.02em;
}

.page-about .about-hero__lead {
  margin: 0 0 24px;
  max-width: 54ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--nebula);
}

.page-about .about-hero__domain {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 8px 14px;
  border: 1px solid rgba(0, 255, 135, 0.25);
  border-radius: 999px;
  background: rgba(0, 255, 135, 0.08);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--aurora);
}

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

.page-about .about-hero__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 22px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(245, 184, 46, 0.16);
}

/* ---------- 章节通用 ---------- */
.page-about .about-name,
.page-about .about-orbit,
.page-about .about-galaxy,
.page-about .about-team,
.page-about .about-commit,
.page-about .about-next {
  padding-top: 72px;
  padding-bottom: 48px;
}

.page-about .about-orbit {
  padding-top: 56px;
  background: linear-gradient(180deg, var(--space-blue) 0%, var(--space-blue-light) 100%);
  border-top: 1px solid rgba(160, 170, 181, 0.12);
  border-bottom: 1px solid rgba(160, 170, 181, 0.12);
}

/* ---------- 我们的姓名 ---------- */
.page-about .about-name__layout {
  display: grid;
  gap: 36px;
  align-items: center;
  margin-top: 28px;
}

.page-about .about-name__brand {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 320px;
  padding: 44px 24px;
  border-radius: 32px;
  background: radial-gradient(circle at 50% 0%, var(--space-blue-light), var(--space-blue) 72%);
  border: 1px solid rgba(245, 184, 46, 0.16);
  overflow: hidden;
}

.page-about .about-name__brand-star {
  position: absolute;
  top: 22px;
  left: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--star-gold);
  box-shadow: 0 0 18px rgba(245, 184, 46, 0.8);
}

.page-about .about-name__brand-star::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
}

.page-about .about-name__brand-main {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.2rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, var(--star-gold), #fff 72%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--star-gold);
}

.page-about .about-name__brand-line {
  width: 120px;
  height: 1px;
  margin: 20px 0;
  background: linear-gradient(90deg, transparent, var(--star-gold), transparent);
}

.page-about .about-name__brand-sub {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--aurora);
}

.page-about .about-name__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--nebula);
}

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

/* ---------- 发展轨道 ---------- */
.page-about .about-orbit__visual {
  margin: 32px 0 0;
}

.page-about .about-orbit__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: cover;
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3);
}

.page-about .about-orbit__timeline {
  position: relative;
  max-width: 760px;
  margin: 48px auto 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-about .about-orbit__item {
  position: relative;
  border-left: 1px solid rgba(245, 184, 46, 0.32);
  padding-left: 24px;
}

.page-about .about-orbit__item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 20px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--star-gold);
  box-shadow: 0 0 14px rgba(245, 184, 46, 0.9);
}

.page-about .about-orbit__item[open]::before {
  box-shadow: 0 0 20px rgba(245, 184, 46, 1);
}

.page-about .about-orbit__item summary {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
}

.page-about .about-orbit__item summary::-webkit-details-marker {
  display: none;
}

.page-about .about-orbit__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--star-gold);
  transition: transform 0.3s ease;
}

.page-about .about-orbit__item[open] summary::after {
  transform: rotate(45deg);
}

.page-about .about-orbit__year {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--star-gold);
}

.page-about .about-orbit__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--star-white);
}

.page-about .about-orbit__desc {
  margin: 10px 0 0 32px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--nebula);
}

/* ---------- 内容星系 ---------- */
.page-about .about-galaxy {
  background: linear-gradient(180deg, var(--space-blue-light) 0%, var(--space-blue) 100%);
}

.page-about .about-galaxy__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 32px;
}

.page-about .about-galaxy__card {
  position: relative;
  overflow: hidden;
  padding: 26px 22px;
  border-radius: 22px;
  background: linear-gradient(160deg, var(--space-blue-light) 0%, rgba(11, 26, 58, 0.72) 100%);
  border: 1px solid rgba(160, 170, 181, 0.18);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(4px);
}

.page-about .about-galaxy__card::after {
  content: "";
  position: absolute;
  right: -36px;
  top: -36px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 184, 46, 0.16) 0%, transparent 68%);
  pointer-events: none;
}

.page-about .about-galaxy__card:nth-child(2)::after,
.page-about .about-galaxy__card:nth-child(5)::after {
  background: radial-gradient(circle, rgba(0, 255, 135, 0.14) 0%, transparent 68%);
}

.page-about .about-galaxy__card-title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--star-white);
}

.page-about .about-galaxy__card-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--nebula);
}

/* ---------- 团队与运营 ---------- */
.page-about .about-team {
  background: linear-gradient(180deg, var(--space-blue) 0%, var(--space-blue-light) 100%);
}

.page-about .about-team__layout {
  display: grid;
  gap: 32px;
  align-items: center;
  margin-top: 32px;
}

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

.page-about .about-team__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 26px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4);
}

.page-about .about-team__content p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--nebula);
}

.page-about .about-team__content p:last-of-type {
  margin-bottom: 24px;
}

.page-about .about-team__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-about .about-team__stat {
  min-width: 118px;
  padding: 16px 18px;
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(245, 184, 46, 0.12) 0%, rgba(27, 42, 74, 0.9) 100%);
  border: 1px solid rgba(245, 184, 46, 0.2);
}

.page-about .about-team__stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--star-gold);
}

.page-about .about-team__stat-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--nebula);
}

/* ---------- 认可与承诺 ---------- */
.page-about .about-commit {
  padding-bottom: 64px;
  color: var(--ink);
  background: var(--cream);
  border-top-left-radius: 40px;
  border-top-right-radius: 40px;
}

.page-about .about-commit .section__kicker,
.page-about .about-commit .section__title {
  color: var(--ink);
}

.page-about .about-commit .section__lead {
  color: rgba(43, 30, 14, 0.72);
}

.page-about .about-commit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 32px;
}

.page-about .about-commit__card {
  padding: 26px 22px;
  border-radius: 22px;
  background: linear-gradient(145deg, #FFFDF6 0%, var(--cream) 100%);
  border: 1px solid rgba(43, 30, 14, 0.1);
  box-shadow: 0 12px 28px rgba(43, 30, 14, 0.08);
}

.page-about .about-commit__icon {
  display: block;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(245, 184, 46, 0.2);
  color: var(--star-gold);
  font-size: 1.6rem;
  font-family: var(--font-display);
}

.page-about .about-commit__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
}

.page-about .about-commit__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(43, 30, 14, 0.78);
}

/* ---------- 延伸入口 ---------- */
.page-about .about-next {
  padding-bottom: 72px;
  background: var(--space-blue);
}

.page-about .about-next__head {
  margin-bottom: 32px;
}

.page-about .about-next__kicker {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--aurora);
}

.page-about .about-next__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--star-white);
}

.page-about .about-next__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.page-about .about-next__link {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
  min-height: 176px;
  padding: 24px 16px;
  border-radius: 26px;
  background: linear-gradient(160deg, var(--space-blue-light) 0%, rgba(11, 26, 58, 0.9) 100%);
  border: 1px solid rgba(245, 184, 46, 0.16);
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.page-about .about-next__link:hover,
.page-about .about-next__link:focus-visible {
  transform: translateY(-6px);
  border-color: rgba(245, 184, 46, 0.5);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(245, 184, 46, 0.18);
  outline: none;
}

.page-about .about-next__orb {
  position: relative;
  width: 18px;
  height: 18px;
  margin-bottom: 6px;
  border-radius: 50%;
  background: var(--star-gold);
  box-shadow: 0 0 20px rgba(245, 184, 46, 0.8);
  animation: about-float 4s ease-in-out infinite;
}

.page-about .about-next__link:nth-child(2) .about-next__orb {
  background: var(--aurora);
  box-shadow: 0 0 20px rgba(0, 255, 135, 0.7);
  animation-delay: 0.6s;
}

.page-about .about-next__link:nth-child(3) .about-next__orb {
  background: var(--signal);
  box-shadow: 0 0 20px rgba(231, 76, 60, 0.7);
  animation-delay: 1.2s;
}

.page-about .about-next__link:nth-child(4) .about-next__orb {
  animation-delay: 1.8s;
}

@keyframes about-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.page-about .about-next__label {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--star-white);
}

.page-about .about-next__sub {
  font-size: 13px;
  line-height: 1.5;
  color: var(--nebula);
}

/* ---------- 平板与桌面增强 ---------- */
@media (min-width: 640px) {
  .page-about .about-galaxy__grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

@media (min-width: 900px) {
  .page-about .about-hero {
    padding: 120px 0 72px;
  }

  .page-about .about-hero__layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

  .page-about .about-hero__frame {
    padding: 42px 38px;
  }

  .page-about .about-name__layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
  }

  .page-about .about-team__layout {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 48px;
  }

  .page-about .about-team__stats {
    gap: 20px;
  }

  .page-about .about-galaxy__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-about .about-commit__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }
}

@media (max-width: 639px) {
  .page-about .about-orbit__img {
    aspect-ratio: 4 / 3;
  }

  .page-about .about-next__link {
    min-height: 148px;
  }

  .page-about .about-next__sub {
    max-width: 24ch;
  }
}