.page-about {
  display: block;
  color: var(--text);
  font-family: var(--font-body);
}

.page-about .about-crumb-wrap {
  padding-top: clamp(14px, 2vw, 24px);
}

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

.page-about .about-prose p {
  margin: 0 0 1.1em;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
}

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

/* ---------- 首屏 ---------- */

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 46px) 0 clamp(44px, 6vw, 88px);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(62, 235, 208, 0.09), transparent 58%),
    radial-gradient(95% 75% at 88% 8%, rgba(200, 162, 76, 0.16), transparent 62%),
    linear-gradient(165deg, rgba(14, 59, 74, 0.9), rgba(5, 25, 19, 0) 72%);
  pointer-events: none;
}

.page-about .about-hero > * {
  position: relative;
  z-index: 1;
}

.page-about .about-hero-inner {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about .about-hero h1 {
  margin: 0.3em 0 0;
  font-size: clamp(2.1rem, 6.1vw, 4.2rem);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.028em;
  text-shadow: 0 0 26px rgba(200, 162, 76, 0.26);
}

.page-about .about-lede {
  margin: 1.15em 0 0;
  max-width: 56ch;
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-stats {
  list-style: none;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-about .about-stat {
  border-left: 2px solid var(--gold);
  padding-left: 12px;
}

.page-about .about-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.28rem;
  line-height: 1.2;
  color: var(--gold-hi);
  letter-spacing: -0.02em;
}

.page-about .about-stat-label {
  display: block;
  margin-top: 3px;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--muted);
}

.page-about .about-hero-actions {
  margin-top: clamp(22px, 3vw, 34px);
  gap: 12px;
}

.page-about .about-hero-media {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(160deg, var(--glow), var(--ink));
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

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

@media (min-width: 900px) {
  .page-about .about-hero-inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(240px, 0.7fr);
    align-items: stretch;
  }

  .page-about .about-hero-media {
    aspect-ratio: 5 / 7;
  }
}

/* ---------- 章节骨架 ---------- */

.page-about .about-chapter {
  position: relative;
  padding: clamp(52px, 7vw, 100px) 0 0;
}

.page-about .about-rule {
  height: 2px;
  border: 0;
  margin: 0 0 clamp(30px, 4vw, 52px);
  background: linear-gradient(90deg, var(--gold) 0%, rgba(200, 162, 76, 0.24) 34%, rgba(21, 66, 57, 0) 88%);
}

.page-about .about-num {
  display: block;
  margin: 0 0 -0.3em;
  font-family: var(--font-mono);
  font-size: clamp(3.4rem, 10vw, 7.2rem);
  line-height: 0.8;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--gold);
  opacity: 0.18;
  user-select: none;
}

.page-about .about-chapter-title {
  position: relative;
  margin: 0 0 0.55em;
  font-size: clamp(1.62rem, 3.4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-about .about-intro {
  max-width: 62ch;
  margin: 0 0 clamp(24px, 3.4vw, 40px);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 四条主线 ---------- */

.page-about .about-streams {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-about .about-stream {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px) clamp(20px, 2.6vw, 30px) clamp(20px, 2.6vw, 30px) clamp(26px, 3vw, 36px);
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard-sm);
  transition: border-color 0.24s ease, transform 0.24s ease;
}

.page-about .about-stream::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--gold);
}

.page-about .about-stream:nth-child(2)::before {
  background: var(--cyan);
}

.page-about .about-stream:nth-child(3)::before {
  background: var(--coral);
}

.page-about .about-stream:nth-child(4)::before {
  background: var(--gold-hi);
}

.page-about .about-stream:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
}

.page-about .about-stream-key {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-about .about-stream-title {
  margin: 0 0 10px;
  font-size: clamp(1.06rem, 1.6vw, 1.24rem);
  font-weight: 700;
  line-height: 1.45;
}

.page-about .about-stream-body {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--muted);
}

@media (min-width: 800px) {
  .page-about .about-streams {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-stream:nth-child(even) {
    transform: translateY(28px);
  }

  .page-about .about-stream:nth-child(even):hover {
    transform: translateY(24px);
  }
}

/* ---------- 版本时间轴 ---------- */

.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 36px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), rgba(200, 162, 76, 0.14));
}

.page-about .about-tl-item {
  position: relative;
  margin: 0 0 14px;
}

.page-about .about-tl-item:last-child {
  margin-bottom: 0;
}

.page-about .about-tl-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 19px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--gold);
  transition: transform 0.24s ease, background 0.24s ease, border-color 0.24s ease;
}

.page-about .about-tl-item:hover::before {
  transform: scale(1.35);
  background: var(--gold);
  border-color: var(--gold-hi);
}

.page-about .about-tl-node {
  background: var(--panel);
  border: 2px solid var(--line);
  transition: border-color 0.24s ease;
}

.page-about .about-tl-node:hover {
  border-color: var(--cyan);
}

.page-about .about-tl-node[open] {
  border-color: var(--gold);
}

.page-about .about-tl-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: clamp(13px, 1.8vw, 19px) clamp(15px, 2.2vw, 24px);
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-tl-summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--cyan);
}

.page-about .about-tl-node[open] .about-tl-summary::after {
  content: "–";
  color: var(--gold);
}

.page-about .about-tl-tag {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.06em;
  color: var(--gold-hi);
  border: 1px solid var(--line);
  background: rgba(200, 162, 76, 0.08);
  padding: 3px 9px;
}

.page-about .about-tl-title {
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  font-weight: 700;
  line-height: 1.5;
}

.page-about .about-tl-body {
  padding: 0 clamp(15px, 2.2vw, 24px) clamp(16px, 2.2vw, 22px);
  border-top: 1px solid var(--line);
  margin-top: 2px;
}

.page-about .about-tl-body p {
  margin: 14px 0 0;
  font-size: 0.95rem;
  line-height: 1.82;
  color: var(--muted);
}

.page-about .about-figure {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border: 2px solid var(--line);
  background: linear-gradient(160deg, var(--glow), var(--ink));
}

.page-about .about-figure-cap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-about .about-figure-cap span {
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

/* ---------- 赛季 ---------- */

.page-about .about-season {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about .about-ring-wrap {
  display: flex;
  justify-content: center;
}

.page-about .about-ring {
  width: 100%;
  max-width: 250px;
  height: auto;
}

.page-about .about-ring-label {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  fill: var(--gold-hi);
}

.page-about .about-ring-sub {
  font-family: var(--font-body);
  font-size: 13px;
  fill: var(--muted);
}

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

.page-about .about-phase {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 14px;
  padding: 14px 18px;
  background: var(--panel);
  border: 2px solid var(--line);
  transition: border-color 0.24s ease;
}

.page-about .about-phase:hover {
  border-color: var(--cyan);
}

.page-about .about-phase-key {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--gold);
  align-self: center;
}

.page-about .about-phase-name {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.page-about .about-phase-desc {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--muted);
}

@media (min-width: 860px) {
  .page-about .about-season {
    grid-template-columns: minmax(200px, 0.58fr) minmax(0, 1fr);
  }

  .page-about .about-ring-wrap {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 团队 ---------- */

.page-about .about-crew-layout {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-about .about-crew {
  display: grid;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-about .about-crew-col {
  padding: clamp(20px, 2.6vw, 30px);
}

.page-about .about-crew-col + .about-crew-col {
  border-top: 2px solid var(--line);
}

.page-about .about-crew-tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .about-crew-title {
  margin: 0 0 10px;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.45;
}

.page-about .about-crew-body {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-crew-media {
  margin: 0;
}

.page-about .about-crew-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard-sm);
  background: linear-gradient(160deg, var(--glow), var(--ink));
}

@media (min-width: 820px) {
  .page-about .about-crew {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-crew-col + .about-crew-col {
    border-top: 0;
    border-left: 2px solid var(--line);
  }
}

@media (min-width: 1020px) {
  .page-about .about-crew-layout {
    grid-template-columns: minmax(0, 1.45fr) minmax(240px, 0.55fr);
  }
}

/* ---------- 内容合作 ---------- */

.page-about .about-partners {
  max-width: 72ch;
}

.page-about .about-partner-lead {
  margin: 0 0 1.2em;
  font-size: clamp(1.06rem, 1.7vw, 1.28rem);
  font-weight: 700;
  line-height: 1.72;
  color: var(--text);
  border-left: 4px solid var(--gold);
  padding-left: 18px;
}

.page-about .about-partner-tags {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-partner-tags .tag {
  padding: 6px 14px;
}

/* ---------- 下一步 ---------- */

.page-about .about-next {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  counter-reset: about-next;
}

.page-about .about-next-item {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px) clamp(20px, 2.6vw, 32px);
  background: linear-gradient(120deg, rgba(14, 59, 74, 0.55), rgba(11, 42, 34, 0.9));
  border: 2px solid var(--line);
  border-left: 4px solid var(--cyan);
}

.page-about .about-next-key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .about-next-item p {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.82;
  color: var(--text);
}

/* ---------- 收尾行动区 ---------- */

.page-about .about-cta {
  margin: clamp(64px, 8vw, 116px) 0 clamp(56px, 7vw, 96px);
}

.page-about .about-cta-inner {
  position: relative;
  padding: clamp(28px, 4vw, 52px) clamp(24px, 3.4vw, 52px);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(200, 162, 76, 0.22), transparent 58%),
    linear-gradient(150deg, rgba(14, 59, 74, 0.85), rgba(11, 42, 34, 0.96));
  border: 2px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 40px 100%, 0 calc(100% - 40px));
}

.page-about .about-cta-title {
  margin: 0 0 0.6em;
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.page-about .about-cta-text {
  max-width: 56ch;
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.82;
  color: var(--muted);
}

.page-about .about-cta-actions {
  margin-top: clamp(22px, 3vw, 34px);
  gap: 12px;
}

@media (min-width: 640px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-about .about-timeline {
    padding-left: 26px;
  }

  .page-about .about-timeline::before {
    left: 4px;
  }

  .page-about .about-tl-item::before {
    left: -27px;
    top: 17px;
    width: 12px;
    height: 12px;
  }

  .page-about .about-cta-inner {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 24px 100%, 0 calc(100% - 24px));
  }
}
<<<PAGE_CSS_END>>>