/* =====================================
   品牌故事页 · 专属样式
   作用域：.page-about
   ===================================== */

.page-about .breadcrumbs {
  padding: 18px 0 0;
  font-size: 13px;
  font-family: var(--font-sans);
  color: var(--color-slate);
}

.page-about .breadcrumbs a {
  color: var(--color-slate);
  text-decoration: none;
  transition: color .3s ease;
}

.page-about .breadcrumbs a:hover {
  color: var(--color-gold);
}

.page-about .crumb-sep {
  margin: 0 8px;
  color: var(--color-slate);
}

.page-about .breadcrumbs [aria-current="page"] {
  color: var(--color-deep);
  font-weight: 600;
}

/* ---------- 首屏框景 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-deep);
  padding: 48px 0 64px;
}

.page-about .about-hero .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  z-index: 0;
  filter: saturate(0.7) contrast(1.1);
}

.page-about .about-hero .container {
  position: relative;
  z-index: 2;
}

.page-about .about-hero-frame {
  position: relative;
  border: 3px solid var(--color-paper);
  box-shadow: 7px 7px 0 rgba(255, 183, 3, 0.28);
  padding: 34px 20px 26px;
  background: linear-gradient(135deg, rgba(11, 29, 58, 0.96) 0%, rgba(11, 29, 58, 0.82) 100%);
}

.page-about .about-hero-frame::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 7px;
  background: repeating-linear-gradient(90deg, var(--color-gold) 0 4px, transparent 4px 12px);
  pointer-events: none;
}

.page-about .about-hero-frame::after {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(255, 183, 3, 0.28);
  pointer-events: none;
}

.page-about .hero-locale {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 4px;
}

.page-about .about-hero-frame .page-hero-title {
  font-family: var(--font-serif);
  font-size: 44px;
  line-height: 1.08;
  color: var(--color-paper);
  margin: 14px 0 16px;
  letter-spacing: 0.01em;
  font-weight: 700;
}

.page-about .hero-intro {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 242, 235, 0.92);
  max-width: 42em;
  font-family: var(--font-sans);
}

.page-about .hero-stats {
  display: flex;
  gap: 18px;
  margin-top: 26px;
  border-top: 2px solid rgba(245, 242, 235, 0.18);
  padding-top: 18px;
}

.page-about .hero-stat {
  flex: 1;
  min-width: 0;
}

.page-about .hero-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.2;
  white-space: nowrap;
}

.page-about .hero-stat-num .unit {
  font-size: 16px;
  margin-left: 2px;
}

.page-about .hero-stat-label {
  display: block;
  font-size: 12px;
  color: rgba(245, 242, 235, 0.6);
  letter-spacing: 0.06em;
  margin-top: 4px;
  font-family: var(--font-sans);
}

/* ---------- 源于新疆 ---------- */
.page-about .about-origin {
  background: var(--color-paper);
  padding: 68px 0 72px;
}

.page-about .section-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
  padding-bottom: 5px;
  border-bottom: 2px solid var(--color-gold);
}

.page-about .about-origin .section-title,
.page-about .about-team .section-title,
.page-about .about-values .section-title {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.22;
  color: var(--color-deep);
  margin: 0 0 18px;
}

.page-about .origin-layout {
  display: grid;
  gap: 40px;
}

.page-about .origin-text p {
  font-size: 15px;
  line-height: 1.78;
  color: #2e3a4a;
  margin-bottom: 16px;
  font-family: var(--font-sans);
}

.page-about .origin-text .origin-lead {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-deep);
  line-height: 1.6;
}

.page-about .origin-text .btn {
  margin-top: 8px;
}

.page-about .origin-panel {
  background: var(--color-deep);
  border: 3px solid var(--color-ink);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-hard);
  padding: 24px 20px;
  display: grid;
  gap: 2px;
}

.page-about .origin-panel .panel-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 4px;
  border-bottom: 1px solid rgba(245, 242, 235, 0.12);
}

.page-about .origin-panel .panel-item:last-child {
  border-bottom: none;
}

.page-about .origin-panel .panel-label {
  font-size: 13px;
  color: rgba(245, 242, 235, 0.72);
  font-family: var(--font-sans);
  letter-spacing: 0.04em;
}

.page-about .origin-panel .panel-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-gold);
}

/* ---------- 分隔条 ---------- */
.page-about .diagonal-divider {
  background: var(--color-gold);
  height: 12px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8%) 100%, 0 100%);
}

.page-about .section-split {
  background: var(--color-ink);
  height: 22px;
  clip-path: polygon(0 0, 100% 0, 100% 60%, 8% 100%);
}

/* ---------- 里程碑时间线 ---------- */
.page-about .about-timeline {
  background: var(--color-deep);
  color: var(--color-paper);
  padding: 68px 0 80px;
}

.page-about .timeline-head {
  margin-bottom: 52px;
}

.page-about .timeline-head .section-kicker {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.page-about .timeline-head .section-title {
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 1.2;
  color: var(--color-paper);
  margin: 0;
}

.page-about .timeline-head .section-meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  color: rgba(245, 242, 235, 0.5);
  margin-top: 10px;
  letter-spacing: 0.06em;
}

.page-about .timeline-rail {
  position: relative;
  padding-left: 40px;
}

.page-about .timeline-line {
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 4px;
  background: linear-gradient(180deg, var(--color-gold) 0%, rgba(255, 183, 3, 0.2) 100%);
  border-radius: 2px;
}

.page-about .timeline-node {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: 38px;
}

.page-about .timeline-marker {
  width: 24px;
  flex-shrink: 0;
  margin-right: 16px;
  text-align: center;
}

.page-about .timeline-dot {
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-top: 24px;
  border-radius: 50%;
  background: var(--color-deep);
  border: 3px solid var(--color-gold);
  box-shadow: 0 0 0 4px rgba(255, 183, 3, 0.18);
}

.page-about .timeline-card {
  position: relative;
  flex: 1;
  background: var(--color-paper);
  color: var(--color-ink);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  border-top: 3px solid var(--color-gold);
  box-shadow: var(--shadow-soft);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.page-about .timeline-card::before {
  content: '';
  position: absolute;
  left: -22px;
  top: 30px;
  width: 22px;
  height: 3px;
  background: var(--color-gold);
  transform: skewY(-24deg);
  transform-origin: left center;
}

.page-about .timeline-node[data-reveal="visible"] .timeline-card {
  transform: translateY(-3px);
  box-shadow: 6px 8px 0 rgba(255, 183, 3, 0.22);
}

.page-about .timeline-year {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-deep);
  margin-bottom: 8px;
}

.page-about .timeline-year::after {
  content: '';
  display: block;
  width: 36px;
  height: 3px;
  background: var(--color-gold);
  margin-top: 6px;
}

.page-about .timeline-card .tag-chip {
  margin-bottom: 8px;
}

.page-about .timeline-card h3 {
  font-family: var(--font-serif);
  font-size: 21px;
  line-height: 1.3;
  color: var(--color-deep);
  margin: 6px 0 8px;
}

.page-about .timeline-card p {
  font-size: 14px;
  line-height: 1.65;
  color: #4a5560;
  font-family: var(--font-sans);
  margin: 0;
}

.page-about .timeline-node-img {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: var(--radius-sm);
  margin-top: 14px;
  border: 2px solid var(--color-slate);
  display: block;
}

.page-about .timeline-more {
  margin-top: 36px;
  padding-left: 40px;
}

.page-about .timeline-more .btn-outline {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.page-about .timeline-more .btn-outline:hover {
  background: var(--color-gold);
  color: var(--color-deep);
}

/* ---------- 团队构成 ---------- */
.page-about .about-team {
  background: var(--color-paper);
  padding: 72px 0;
}

.page-about .team-layout {
  display: grid;
  gap: 44px;
}

.page-about .team-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .team-role {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  background: var(--color-cloud);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.page-about .team-role:hover {
  border-color: var(--color-gold);
  background: #faf7f0;
}

.page-about .team-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-deep);
  color: var(--color-gold);
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  border: 2px solid var(--color-gold);
  transition: transform 0.3s ease;
}

.page-about .team-role:hover .team-avatar {
  transform: scale(1.08);
}

.page-about .role-meta strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--color-deep);
}

.page-about .role-meta span {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-slate);
  font-family: var(--font-sans);
}

.page-about .team-network {
  margin: 0;
}

.page-about .team-network img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 3px solid var(--color-deep);
  box-shadow: var(--shadow-hard);
  display: block;
}

.page-about .team-network figcaption {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-slate);
  margin-top: 10px;
  letter-spacing: 0.04em;
}

/* ---------- 资质与荣誉 ---------- */
.page-about .about-honors {
  background: var(--color-ink);
  padding: 68px 0 72px;
}

.page-about .honors-head .section-kicker {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.page-about .honors-head .section-title {
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 1.2;
  color: var(--color-paper);
  margin: 0 0 12px;
}

.page-about .honors-desc {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(245, 242, 235, 0.72);
  max-width: 34em;
  font-family: var(--font-sans);
}

.page-about .honor-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 18px;
}

.page-about .honor-filter .filter-chip {
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 6px 16px;
  border: 2px solid rgba(245, 242, 235, 0.4);
  background: transparent;
  color: var(--color-paper);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.page-about .honor-filter .filter-chip.is-active,
.page-about .honor-filter .filter-chip:hover {
  border-color: var(--color-gold);
  background: var(--color-gold);
  color: var(--color-deep);
}

.page-about .honor-band {
  padding-bottom: 8px;
}

.page-about .honor-track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
}

.page-about .honor-card {
  scroll-snap-align: start;
  flex: 0 0 86%;
  max-width: 340px;
  background: var(--color-deep);
  border: 3px solid var(--color-slate);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  color: var(--color-paper);
  transition: border-color 0.3s ease;
}

.page-about .honor-card:hover {
  border-color: var(--color-gold);
}

.page-about .honor-mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-deep);
  background: var(--color-gold);
  padding: 5px 12px;
  border-radius: 4px;
  margin-bottom: 14px;
}

.page-about .honor-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--color-paper);
}

.page-about .honor-card p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(245, 242, 235, 0.75);
  font-family: var(--font-sans);
  margin: 0;
}

.page-about .honor-hint {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(245, 242, 235, 0.5);
  margin-top: 12px;
  text-align: center;
  letter-spacing: 0.08em;
}

/* ---------- 品牌理念 ---------- */
.page-about .about-values {
  background: var(--color-paper);
  padding: 72px 0 64px;
}

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

.page-about .values-head .section-kicker {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.page-about .values-head .section-title {
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 1.2;
  color: var(--color-deep);
  margin: 0;
}

.page-about .values-grid {
  display: grid;
  gap: 18px;
}

.page-about .value-card {
  background: var(--color-cloud);
  border: 2px solid var(--color-slate);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-about .value-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-soft);
}

.page-about .value-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 42px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 14px;
}

.page-about .value-card h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-deep);
  margin: 0 0 10px;
}

.page-about .value-card p {
  font-size: 14px;
  line-height: 1.65;
  color: #4a5560;
  font-family: var(--font-sans);
  margin: 0;
}

.page-about .values-more {
  margin-top: 36px;
  text-align: center;
  padding-top: 28px;
  border-top: 2px solid var(--color-cloud);
}

.page-about .values-more p {
  font-size: 15px;
  color: var(--color-slate);
  font-family: var(--font-sans);
  margin-bottom: 14px;
}

/* ---------- 信任声明 ---------- */
.page-about .trust-statement {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-slate);
  background: var(--color-deep);
  color: rgba(245, 242, 235, 0.8);
  padding: 28px 24px;
  margin: 0 auto;
  text-align: center;
  letter-spacing: 0.03em;
  border-top: 4px solid var(--color-gold);
}

/* ---------- 响应式增强 ---------- */
@media (min-width: 768px) {
  .page-about .breadcrumbs {
    padding-top: 24px;
  }

  .page-about .about-hero {
    padding: 72px 0 92px;
  }

  .page-about .about-hero-frame {
    padding: 48px 44px 38px;
    max-width: 720px;
  }

  .page-about .about-hero-frame::after {
    inset: 14px;
  }

  .page-about .about-hero-frame .page-hero-title {
    font-size: 56px;
  }

  .page-about .hero-intro {
    font-size: 17px;
    max-width: 34em;
  }

  .page-about .hero-stats {
    gap: 40px;
    margin-top: 34px;
    padding-top: 24px;
  }

  .page-about .hero-stat-num {
    font-size: 40px;
  }

  .page-about .hero-stat-label {
    font-size: 13px;
  }

  .page-about .origin-layout {
    grid-template-columns: 58% 38%;
    gap: 40px;
    align-items: start;
  }

  .page-about .about-origin {
    padding: 88px 0;
  }

  .page-about .about-origin .section-title,
  .page-about .about-team .section-title,
  .page-about .about-values .section-title {
    font-size: 36px;
  }

  .page-about .origin-panel {
    padding: 28px 24px;
    position: sticky;
    top: 24px;
  }

  .page-about .timeline-head {
    margin-bottom: 60px;
  }

  .page-about .timeline-head .section-title {
    font-size: 38px;
  }

  .page-about .timeline-rail {
    padding-left: 56px;
    max-width: 880px;
  }

  .page-about .timeline-card {
    padding: 26px 28px;
  }

  .page-about .timeline-year {
    font-size: 38px;
  }

  .page-about .timeline-card h3 {
    font-size: 23px;
  }

  .page-about .timeline-card p {
    font-size: 15px;
  }

  .page-about .timeline-node-img {
    max-width: 220px;
  }

  .page-about .team-layout {
    grid-template-columns: 48% 48%;
    gap: 40px;
    align-items: center;
  }

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

  .page-about .honor-card {
    flex-basis: 320px;
  }

  .page-about .honor-filter {
    justify-content: flex-start;
  }

  .page-about .honor-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    overflow: visible;
  }

  .page-about .honor-card {
    flex: none;
    max-width: none;
  }

  .page-about .honor-hint {
    display: none;
  }

  .page-about .values-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .page-about .value-card {
    border-left-width: 2px;
    border-right-width: 2px;
    padding: 34px 26px;
  }

  .page-about .value-card + .value-card {
    border-left: 0;
  }

  .page-about .about-values {
    padding: 92px 0 72px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero {
    padding: 88px 0 108px;
  }

  .page-about .about-hero-frame {
    padding: 56px 56px 44px;
    max-width: 840px;
  }

  .page-about .about-hero-frame .page-hero-title {
    font-size: 64px;
  }

  .page-about .hero-intro {
    font-size: 18px;
  }

  .page-about .timeline-rail {
    max-width: 960px;
  }

  .page-about .timeline-more {
    padding-left: 56px;
  }
}