/* ===== 页面：品牌档案（关于我们） ===== */
.page-about {
  overflow-x: hidden;
  background: var(--color-cream);
}

/* --- 首屏横幅 --- */
.page-about .about-hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-primary) 55%, var(--color-primary-light) 100%);
  padding: 44px 0 72px;
  overflow: hidden;
}
.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -10%;
  width: 60%;
  height: 100%;
  background: linear-gradient(105deg, transparent 0%, rgba(255, 107, 44, 0.08) 48%, rgba(245, 179, 1, 0.10) 52%, transparent 100%);
  transform: skewX(-12deg);
  pointer-events: none;
}
.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -20%;
  bottom: -10%;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 179, 1, 0.16) 0%, transparent 70%);
  pointer-events: none;
}
.page-about .about-hero-inner {
  position: relative;
  z-index: 1;
}
.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
  margin-top: 42px;
}
.page-about .about-hero-title {
  font-size: clamp(1.75rem, 8vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--color-white);
  margin: 14px 0 22px;
}
.page-about .about-hero-desc {
  color: rgba(245, 242, 235, 0.85);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 560px;
}
.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.page-about .about-hero-visual {
  position: relative;
}
.page-about .about-hero-visual img {
  width: 100%;
  height: auto;
  max-width: 640px;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(6, 16, 32, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  clip-path: polygon(4% 0%, 100% 0%, 96% 100%, 0% 100%);
}
.page-about .about-scroll-hint {
  display: inline-block;
  margin-top: 36px;
  color: rgba(245, 242, 235, 0.6);
  font-family: var(--font-caption);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}
.page-about .about-scroll-hint:hover,
.page-about .about-scroll-hint:focus-visible {
  color: var(--color-gold);
}

/* --- 数据概览 --- */
.page-about .about-stats {
  background: var(--color-cream);
  padding: 48px 0 40px;
}
.page-about .about-stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-about .about-anchor-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 18px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-stone);
}
.page-about .about-anchor-nav a {
  font-size: 0.9rem;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color var(--duration) var(--ease), color var(--duration) var(--ease);
}
.page-about .about-anchor-nav a:hover,
.page-about .about-anchor-nav a:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

/* --- 品牌里程碑 --- */
.page-about .about-milestone {
  background: var(--color-primary-deep);
  padding: 80px 0;
}
.page-about .about-milestone .overline {
  color: var(--color-gold);
}
.page-about .about-milestone .section-desc {
  color: rgba(245, 242, 235, 0.7);
}
.page-about .about-timeline {
  margin-top: 44px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 8px 4px 24px;
  scrollbar-color: rgba(245, 179, 1, 0.5) rgba(255, 255, 255, 0.08);
  scrollbar-width: thin;
}
.page-about .about-timeline::-webkit-scrollbar {
  height: 6px;
}
.page-about .about-timeline::-webkit-scrollbar-thumb {
  background: rgba(245, 179, 1, 0.5);
  border-radius: var(--radius-pill);
}
.page-about .about-timeline::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-pill);
}
.page-about .about-timeline-track {
  display: flex;
  gap: 20px;
  min-width: max-content;
  position: relative;
}
.page-about .about-timeline-track::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 24px;
  right: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-accent) 40%, rgba(255, 255, 255, 0.1));
  border-radius: var(--radius-pill);
}
.page-about .about-timeline-item {
  scroll-snap-align: start;
  min-width: 272px;
  max-width: 320px;
  background: var(--color-primary);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 34px 24px 24px;
  position: relative;
  text-align: left;
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.page-about .about-timeline-item:hover,
.page-about .about-timeline-item:focus-within {
  transform: translateY(-4px);
  border-color: rgba(245, 179, 1, 0.35);
  box-shadow: 0 16px 40px rgba(4, 10, 20, 0.5);
}
.page-about .about-timeline-dot {
  position: absolute;
  top: 16px;
  left: 24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 4px rgba(245, 179, 1, 0.22);
}
.page-about .about-timeline-year {
  display: block;
  font-family: var(--font-caption);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--color-gold);
  margin-bottom: 6px;
}
.page-about .about-timeline-item h3 {
  color: var(--color-white);
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.page-about .about-timeline-item p {
  color: rgba(245, 242, 235, 0.7);
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 0;
}

/* --- 技术实力 --- */
.page-about .about-tech {
  background: var(--color-stone);
  padding: 80px 0;
}
.page-about .about-tech-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.page-about .about-tech-desc {
  margin: 16px 0 24px;
}
.page-about .about-tech-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
}
.page-about .about-tech-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  line-height: 1.6;
}
.page-about .about-tech-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.2);
}
.page-about .about-tech-svg {
  width: 100%;
  height: auto;
  max-width: 560px;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 48px rgba(11, 31, 58, 0.18);
}

/* --- 团队与文化 --- */
.page-about .about-team {
  background: var(--color-primary);
  padding: 80px 0;
}
.page-about .about-team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.page-about .about-team-content .overline {
  color: var(--color-gold);
}
.page-about .about-team-content .section-title {
  color: var(--color-white);
}
.page-about .about-team-content > p {
  color: rgba(245, 242, 235, 0.78);
}
.page-about .about-team-values {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}
.page-about .about-value-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  transition: background var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.page-about .about-value-item:hover,
.page-about .about-value-item:focus-within {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(245, 179, 1, 0.25);
}
.page-about .about-value-num {
  font-family: var(--font-caption);
  font-size: 0.8rem;
  color: var(--color-gold);
}
.page-about .about-value-item h3 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin: 4px 0 6px;
}
.page-about .about-value-item p {
  color: rgba(245, 242, 235, 0.68);
  font-size: 0.86rem;
  line-height: 1.7;
  margin-bottom: 0;
}
.page-about .about-team-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(6, 16, 32, 0.35);
}

/* --- 行业荣誉 --- */
.page-about .about-honors {
  background: var(--color-cream);
  padding: 80px 0;
}
.page-about .about-honors-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 44px;
}
.page-about .about-honor-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.page-about .about-honor-card:hover,
.page-about .about-honor-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.page-about .about-honor-card img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.page-about .about-honor-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 140px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
}
.page-about .about-honor-body {
  padding: 20px 24px 26px;
  flex: 1;
}
.page-about .about-honor-body h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.page-about .about-honor-body p {
  font-size: 0.88rem;
  color: var(--color-gray);
  line-height: 1.7;
  margin-bottom: 0;
}
.page-about .about-honors-cta {
  margin-top: 40px;
  text-align: center;
}

/* --- 响应式增强 --- */
@media (min-width: 768px) {
  .page-about .about-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-about .about-honors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-about .about-team-values {
    grid-template-columns: 1fr;
  }
  .page-about .about-hero {
    padding: 52px 0 80px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero {
    padding: 60px 0 96px;
  }
  .page-about .about-hero-grid {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
  }
  .page-about .about-stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-about .about-tech-grid {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
  }
  .page-about .about-team-grid {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
  }
  .page-about .about-honors-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}