.page-about {
  --about-deep-brown: #2A1200;
  --about-soft-gold: #E8C15A;
  --about-deep-red: #5C0000;
  background: var(--neutral-900);
  color: var(--cream);
  overflow-x: hidden;
}

.page-about,
.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}

.page-about .container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
}

.page-about .section-label {
  display: inline-block;
  background: var(--accent-red);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.6;
  padding: 4px 14px;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-headline);
  font-weight: 900;
}

/* 面包屑 */
.page-about .breadcrumb {
  padding-top: var(--space-md);
  padding-bottom: var(--space-sm);
}

.page-about .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
}

.page-about .breadcrumb-link {
  color: var(--cream);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease-fast), border-color var(--ease-fast);
}

.page-about .breadcrumb-link:hover {
  color: var(--brand-gold);
  border-color: var(--brand-gold);
}

.page-about .breadcrumb-item[aria-current="page"] {
  color: var(--brand-gold);
  font-weight: 700;
}

.page-about .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: rgba(255, 215, 0, 0.45);
  margin-right: 6px;
}

/* 首屏 */
.page-about .hero-copy {
  background: var(--brand-gold);
  color: var(--neutral-900);
  padding: var(--space-2xl) 0 var(--space-xl);
  position: relative;
}

.page-about .hero-copy::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 22%;
  height: 6px;
  background: var(--accent-red);
}

.page-about .hero-copy::after {
  content: "财";
  position: absolute;
  right: var(--space-lg);
  bottom: calc(var(--space-sm) * -1);
  font-family: var(--font-headline);
  font-size: 96px;
  font-weight: 900;
  line-height: 1;
  color: var(--neutral-900);
  opacity: 0.1;
  pointer-events: none;
  user-select: none;
}

.page-about .hero-copy .section-label {
  background: var(--accent-red);
  color: var(--white);
}

.page-about .hero-copy h1 {
  font-size: clamp(1.9rem, 4.6vw, 3.25rem);
  line-height: 1.2;
  margin: var(--space-md) 0;
  max-width: 760px;
  letter-spacing: 0.02em;
}

.page-about .hero-lead {
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: var(--space-sm);
  font-weight: 400;
}

.page-about .hero-sub {
  font-size: 0.95rem;
  margin: 0;
  opacity: 0.8;
}

.page-about .hero-figure {
  margin: var(--space-lg) auto var(--space-xl);
  padding: 0 var(--container-pad);
}

.page-about .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 4px solid var(--cream);
  box-shadow: var(--shadow-gold);
}

/* 关键词标签条 */
.page-about .keyword-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-top: var(--space-sm);
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-lg);
  border-bottom: 2px solid var(--transparent-gold);
}

.page-about .keyword-item {
  font-size: 0.83rem;
  color: var(--brand-gold);
  border: 1px solid var(--transparent-gold);
  background: rgba(26, 10, 0, 0.55);
  padding: 4px 12px;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

/* 品牌起源 */
.page-about .origin-section {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.page-about .origin-layout {
  display: grid;
  gap: var(--space-xl);
}

.page-about .origin-copy {
  background: var(--cream);
  color: var(--ink-brown);
  padding: var(--space-xl) var(--space-lg);
  border-top: 6px solid var(--accent-red);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.page-about .origin-copy::after {
  content: "始";
  position: absolute;
  right: var(--space-md);
  bottom: var(--space-sm);
  font-family: var(--font-headline);
  font-size: 64px;
  font-weight: 900;
  line-height: 1;
  color: var(--accent-red);
  opacity: 0.13;
  pointer-events: none;
}

.page-about .origin-copy .section-label {
  background: var(--neutral-900);
}

.page-about .origin-copy h2 {
  font-size: 1.55rem;
  line-height: 1.3;
  color: var(--neutral-900);
  margin: 0 0 var(--space-md);
}

.page-about .origin-lead {
  font-family: var(--font-headline);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 var(--space-md);
  color: var(--accent-red);
}

.page-about .origin-copy p:not(.origin-lead):not(.section-label) {
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: var(--space-md);
}

.page-about .origin-note {
  background: var(--neutral-900);
  border: 3px dashed var(--brand-gold);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-about .note-card {
  text-align: center;
  max-width: 340px;
}

.page-about .note-mark {
  display: inline-block;
  background: var(--accent-red);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  padding: 4px 14px;
  transform: rotate(-2deg);
  margin-bottom: var(--space-md);
}

.page-about .note-card p {
  font-family: var(--font-headline);
  font-size: 1.2rem;
  line-height: 1.7;
  margin: var(--space-sm) 0;
  color: var(--cream);
}

.page-about .note-card p:first-of-type {
  color: var(--brand-gold);
  font-weight: 900;
  font-size: 1.4rem;
}

/* 发展里程碑 */
.page-about .milestone-section {
  padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--neutral-900) 0%, var(--about-deep-brown) 45%, var(--neutral-900) 100%);
  position: relative;
}

.page-about .milestone-heading {
  max-width: 720px;
  margin-bottom: var(--space-lg);
}

.page-about .milestone-heading h2 {
  font-size: 1.8rem;
  margin: 0 0 var(--space-md);
  color: var(--brand-gold);
}

.page-about .milestone-intro {
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(253, 240, 224, 0.82);
  margin: 0;
}

.page-about .timeline {
  position: relative;
  max-width: 920px;
  margin: var(--space-lg) auto 0;
  padding: 0 var(--container-pad);
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 8px;
  bottom: 8px;
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brand-gold) 0%, var(--accent-red) 55%, var(--brand-gold) 100%);
}

.page-about .timeline-item {
  position: relative;
  padding-left: 72px;
  padding-bottom: var(--space-xl);
}

.page-about .timeline-item:last-child {
  padding-bottom: var(--space-md);
}

.page-about .timeline-marker {
  position: absolute;
  left: 0;
  top: 4px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.page-about .timeline-coin {
  display: block;
  width: 44px;
  height: 44px;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
  transition: transform var(--ease-base), filter var(--ease-base);
}

.page-about .timeline-coin rect {
  fill: var(--neutral-900);
}

.page-about .timeline-year {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1.2;
  color: var(--brand-gold);
  letter-spacing: 0.08em;
  margin-top: 6px;
}

.page-about .timeline-year::after {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  background: var(--accent-red);
  margin-top: 4px;
}

.page-about .timeline-content {
  margin-top: var(--space-sm);
  background: var(--cream);
  color: var(--ink-brown);
  padding: var(--space-lg);
  border-left: 4px solid var(--brand-gold);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--ease-base), box-shadow var(--ease-base);
}

.page-about .timeline-content h3 {
  font-size: 1.1rem;
  margin: 0 0 var(--space-sm);
  color: var(--neutral-900);
}

.page-about .timeline-content p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.65;
}

.page-about .timeline-item:hover .timeline-coin {
  transform: translateY(-2px) rotate(14deg);
  filter: drop-shadow(0 4px 12px rgba(255, 215, 0, 0.45));
}

.page-about .timeline-item:hover .timeline-content {
  border-color: var(--accent-red);
  box-shadow: var(--shadow-md);
}

/* 平台数据 */
.page-about .stats-section {
  padding: var(--space-2xl) 0;
  position: relative;
}

.page-about .stats-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 15%, var(--transparent-gold), transparent 55%);
  pointer-events: none;
}

.page-about .stats-section h2 {
  font-size: 1.8rem;
  color: var(--brand-gold);
  margin: 0 0 var(--space-sm);
}

.page-about .stats-intro {
  font-size: 0.95rem;
  color: rgba(253, 240, 224, 0.75);
  line-height: 1.6;
  margin: 0 0 var(--space-lg);
}

.page-about .stats-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--brand-gold);
  border: 1px solid var(--brand-gold);
  box-shadow: var(--shadow-md);
}

.page-about .stat-card {
  background: var(--neutral-900);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 128px;
}

.page-about .stat-num {
  font-family: var(--font-headline);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  color: var(--brand-gold);
}

.page-about .stat-label {
  font-size: 0.83rem;
  color: var(--cream);
  opacity: 0.85;
  letter-spacing: 0.06em;
}

/* 团队与文化 */
.page-about .team-section {
  padding: var(--space-2xl) 0;
}

.page-about .team-grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.page-about .team-figure {
  margin: 0;
  position: relative;
}

.page-about .team-figure::before {
  content: "";
  position: absolute;
  inset: 12px -12px -12px 12px;
  border: 3px solid var(--transparent-gold);
  pointer-events: none;
}

.page-about .team-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 4px solid var(--brand-gold);
  box-shadow: var(--shadow-md);
  position: relative;
}

.page-about .team-copy {
  background: var(--cream);
  color: var(--ink-brown);
  padding: var(--space-xl) var(--space-lg);
  border-bottom: 6px solid var(--brand-gold);
  box-shadow: var(--shadow-sm);
}

.page-about .team-copy .section-label {
  background: var(--neutral-900);
}

.page-about .team-copy h2 {
  font-size: 1.6rem;
  color: var(--neutral-900);
  margin: 0 0 var(--space-md);
}

.page-about .team-copy p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.page-about .team-copy ul {
  padding-left: var(--space-lg);
  list-style: square;
  margin-bottom: var(--space-md);
}

.page-about .team-copy li {
  font-size: 0.93rem;
  line-height: 1.65;
  margin-bottom: var(--space-sm);
}

.page-about .team-copy li::marker {
  color: var(--brand-gold);
}

/* 未来展望 */
.page-about .future-section {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, var(--accent-red) 0%, var(--about-deep-red) 100%);
  position: relative;
}

.page-about .future-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 20%, rgba(255, 215, 0, 0.18), transparent 50%);
  pointer-events: none;
}

.page-about .future-layout {
  display: grid;
  gap: var(--space-xl);
  position: relative;
}

.page-about .future-copy .section-label {
  background: var(--brand-gold);
  color: var(--neutral-900);
}

.page-about .future-copy h2 {
  font-size: 1.7rem;
  color: var(--white);
  margin: 0 0 var(--space-md);
}

.page-about .future-copy p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(253, 240, 224, 0.92);
  margin-bottom: var(--space-md);
}

.page-about .future-copy ul {
  padding-left: 0;
  list-style: none;
  margin-bottom: var(--space-lg);
}

.page-about .future-copy li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--cream);
}

.page-about .future-copy li::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--brand-gold);
}

.page-about .future-copy a {
  color: var(--brand-gold);
  text-decoration-color: rgba(255, 215, 0, 0.5);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  transition: color var(--ease-fast), text-decoration-color var(--ease-fast);
}

.page-about .future-copy a:hover {
  color: var(--white);
  text-decoration-color: var(--white);
}

.page-about .future-figure {
  margin: 0;
}

.page-about .future-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 4px solid var(--brand-gold);
  box-shadow: var(--shadow-md);
  background: var(--cream);
}

/* CTA */
.page-about .cta-section {
  padding: var(--space-2xl) 0;
}

.page-about .cta-card {
  background: var(--brand-gold);
  color: var(--neutral-900);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  position: relative;
  border: 4px solid var(--cream);
  box-shadow: var(--shadow-gold);
}

.page-about .cta-card::before {
  content: "福";
  position: absolute;
  top: var(--space-md);
  right: var(--space-lg);
  font-family: var(--font-headline);
  font-size: 64px;
  font-weight: 900;
  line-height: 1;
  opacity: 0.12;
  pointer-events: none;
}

.page-about .cta-card h2 {
  font-size: 1.6rem;
  margin: 0 0 var(--space-sm);
}

.page-about .cta-card p {
  font-size: 0.95rem;
  line-height: 1.65;
  margin: 0 auto var(--space-lg);
  max-width: 560px;
}

.page-about .cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.page-about .cta-link {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  border: 2px solid var(--neutral-900);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--neutral-900);
  background: transparent;
  text-decoration: none;
  transition: background var(--ease-fast), color var(--ease-fast), transform var(--ease-fast), border-color var(--ease-fast);
}

.page-about .cta-link:hover {
  background: var(--neutral-900);
  color: var(--brand-gold);
  transform: translateY(-2px);
}

.page-about .cta-link-primary {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: var(--white);
}

.page-about .cta-link-primary:hover {
  background: var(--neutral-900);
  border-color: var(--neutral-900);
  color: var(--brand-gold);
}

/* 桌面端 */
@media (min-width: 880px) {
  .page-about .hero-copy {
    padding: var(--space-2xl) 0 var(--space-xl);
  }

  .page-about .hero-sub {
    font-size: 1rem;
  }

  .page-about .origin-section {
    padding: var(--space-2xl) 0;
  }

  .page-about .origin-layout {
    grid-template-columns: 1.45fr 0.55fr;
    align-items: stretch;
  }

  .page-about .origin-copy {
    padding: var(--space-xl);
  }

  .page-about .origin-note {
    padding: var(--space-xl) var(--space-lg);
  }

  /* 时间轴桌面布局：左侧年份，右侧描述 */
  .page-about .timeline {
    padding: 0;
  }

  .page-about .timeline-item {
    padding-left: 184px;
    padding-bottom: var(--space-xl);
  }

  .page-about .timeline::before {
    left: 138px;
  }

  .page-about .timeline-year {
    position: absolute;
    left: 0;
    top: 8px;
    width: 104px;
    text-align: right;
    font-size: 1.5rem;
    margin-top: 0;
  }

  .page-about .timeline-marker {
    left: 116px;
    top: 4px;
  }

  .page-about .timeline-content {
    margin-top: 0;
  }

  /* 数据面板 */
  .page-about .stats-panel {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about .stat-card:first-child {
    grid-column: span 2;
  }

  .page-about .stat-card:last-child {
    grid-column: span 2;
  }

  .page-about .stat-num {
    font-size: 2.1rem;
  }

  .page-about .stat-card {
    min-height: 140px;
  }

  /* 团队 */
  .page-about .team-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .page-about .team-copy {
    padding: var(--space-xl);
  }

  /* 未来 */
  .page-about .future-layout {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-about .stats-panel {
    grid-template-columns: repeat(6, 1fr);
  }

  .page-about .stat-card:first-child,
  .page-about .stat-card:last-child {
    grid-column: auto;
  }
}