/* ============ 品牌中心 · 页面专属样式 ============ */

.page-about {
  --about-pad: clamp(56px, 8vw, 104px);
  --about-measure: 60ch;
  overflow-x: clip;
}

.page-about .text-link {
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid rgba(78, 124, 116, .38);
  padding-bottom: 1px;
  transition: color .24s var(--ease), border-color .24s var(--ease);
}
.page-about .text-link:hover {
  color: var(--gold);
  border-color: var(--gold);
}
.page-about .text-link--on-dark {
  color: var(--gold-mist);
  border-color: rgba(227, 201, 142, .4);
}
.page-about .text-link--on-dark:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ---------- 面包屑 ---------- */
.page-about .breadcrumb {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--warm-gray);
  margin-bottom: var(--gap-md);
}
.page-about .breadcrumb a {
  color: var(--warm-gray);
  text-decoration: none;
  transition: color .24s var(--ease);
}
.page-about .breadcrumb a:hover { color: var(--gold-mist); }
.page-about .breadcrumb span[aria-hidden] { margin: 0 10px; opacity: .55; }

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding-block: clamp(44px, 7vw, 84px) clamp(60px, 9vw, 112px);
  background:
    radial-gradient(120% 84% at 84% 8%, rgba(201, 160, 85, .17), transparent 58%),
    radial-gradient(90% 70% at 6% 96%, rgba(78, 124, 116, .18), transparent 62%),
    linear-gradient(168deg, var(--ink-night) 0%, var(--ink-deep) 58%, #0b1424 100%);
  color: var(--mist);
  isolation: isolate;
}
.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 160, 85, .5), transparent);
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 72px);
}

.page-about .about-hero .eyebrow {
  color: var(--gold-mist);
  margin-bottom: var(--gap-sm);
}

.page-about .about-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.3;
  letter-spacing: .06em;
  font-weight: 600;
  color: #fff;
  margin: 0 0 var(--gap-md);
  max-width: 16ch;
}

.page-about .about-hero__lede {
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.9;
  color: rgba(243, 245, 247, .82);
  max-width: var(--about-measure);
  margin: 0 0 var(--gap-lg);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
}

.page-about .about-hero__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
}

.page-about .ridge {
  width: 100%;
  height: auto;
  max-height: 260px;
  order: 2;
  opacity: .95;
}

.page-about .hero-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(227, 201, 142, .16);
  border: 1px solid rgba(227, 201, 142, .16);
  border-radius: var(--r-card);
  overflow: hidden;
}
.page-about .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: rgba(23, 37, 63, .72);
  backdrop-filter: blur(2px);
}
.page-about .hero-stat__num {
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: .04em;
  color: var(--gold-mist);
}
.page-about .hero-stat__key {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(243, 245, 247, .62);
}

/* ---------- 品牌缘起 ---------- */
.page-about .about-origin {
  background:
    radial-gradient(80% 60% at 100% 0%, rgba(227, 201, 142, .22), transparent 60%),
    var(--cream);
}
.page-about .origin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.page-about .origin-keys {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-about .origin-keys__label {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--warm-gray);
  margin-bottom: var(--gap-sm);
}
.page-about .key-word {
  font-family: var(--font-serif);
  font-size: clamp(56px, 12vw, 112px);
  line-height: 1.02;
  letter-spacing: .1em;
  margin: 0;
  color: var(--ink-deep);
}
.page-about .key-word--outline {
  color: transparent;
  -webkit-text-stroke: 1px rgba(16, 26, 46, .34);
  padding-left: clamp(24px, 6vw, 72px);
}

.page-about .origin-copy .section-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.42;
  letter-spacing: .04em;
  color: var(--ink-deep);
  margin: 10px 0 var(--gap-md);
}
.page-about .origin-copy .prose p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-soft);
  max-width: var(--about-measure);
  margin: 0 0 1.1em;
}
.page-about .origin-copy .prose p:last-child { margin-bottom: 0; }

/* ---------- 空间 ---------- */
.page-about .about-space {
  background: var(--mist);
}
.page-about .about-space .section-head--split {
  margin-bottom: var(--gap-lg);
}

.page-about .space-figure {
  margin: 0 0 clamp(40px, 6vw, 72px);
}
.page-about .space-figure .img-frame {
  border-radius: var(--r-panel);
  overflow: hidden;
}

.page-about .space-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--ice-line);
}

.page-about .space-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding-block: clamp(26px, 3.4vw, 40px);
  border-bottom: 1px solid var(--ice-line);
  transition: background-color .28s var(--ease);
}
.page-about .space-item__no {
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--gold);
}
.page-about .space-item__title {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.2vw, 24px);
  letter-spacing: .05em;
  color: var(--ink-deep);
  margin: 0 0 10px;
}
.page-about .space-item__task {
  font-size: 14px;
  color: var(--jade);
  margin: 0 0 12px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.page-about .space-item__task .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  padding: 2px 8px;
  border: 1px solid rgba(78, 124, 116, .4);
  border-radius: var(--r-pill);
  white-space: nowrap;
}
.page-about .space-item__body p:last-child {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
  max-width: var(--about-measure);
  margin: 0;
}

.page-about .space-note {
  margin-top: var(--gap-md);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
  padding-left: 16px;
  border-left: 2px solid var(--gold-mist);
}

/* ---------- 服务方法 ---------- */
.page-about .method-panel {
  padding: clamp(28px, 4.4vw, 60px);
}
.page-about .method-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-lg);
  margin-bottom: clamp(32px, 5vw, 56px);
}
.page-about .method-head__copy .section-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.42;
  letter-spacing: .04em;
  color: #fff;
  margin: 10px 0 var(--gap-sm);
}
.page-about .method-head__copy .lede {
  color: rgba(243, 245, 247, .74);
  max-width: 54ch;
}
.page-about .method-figure {
  margin: 0;
}
.page-about .method-figure .img-frame {
  border-radius: var(--r-card);
  overflow: hidden;
  border: 1px solid rgba(227, 201, 142, .22);
}
.page-about .method-figure .img-frame__caption {
  color: rgba(243, 245, 247, .5);
}

.page-about .method-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(227, 201, 142, .16);
  border-radius: var(--r-card);
  overflow: hidden;
}
.page-about .method-step {
  background: rgba(16, 26, 46, .55);
  padding: clamp(22px, 3vw, 32px);
  transition: background-color .28s var(--ease);
}
.page-about .method-step:hover {
  background: rgba(23, 37, 63, .92);
}
.page-about .method-step__no {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
  margin: 0 0 10px;
}
.page-about .method-step__title {
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.9vw, 20px);
  letter-spacing: .04em;
  color: #fff;
  margin: 0 0 10px;
}
.page-about .method-step p:last-child {
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(243, 245, 247, .68);
  margin: 0;
}
.page-about .method-more {
  margin: var(--gap-lg) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 245, 247, .72);
}

/* ---------- 团队 ---------- */
.page-about .about-team {
  background: var(--mist);
}
.page-about .team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
}
.page-about .team-lead .section-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.42;
  letter-spacing: .04em;
  color: var(--ink-deep);
  margin: 10px 0 var(--gap-sm);
}
.page-about .team-lead .lede {
  color: var(--text-soft);
  max-width: 52ch;
  margin-bottom: var(--gap-lg);
}
.page-about .team-lead .img-frame {
  border-radius: var(--r-panel);
  overflow: hidden;
}

.page-about .team-chart {
  background: #fff;
  border: 1px solid var(--ice-line);
  border-radius: var(--r-panel);
  padding: clamp(22px, 3.4vw, 36px);
  box-shadow: var(--shadow-soft);
}
.page-about .team-chart__title {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--warm-gray);
  margin: 0 0 var(--gap-md);
}

.page-about .bar-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
}
.page-about .bar-item {
  display: block;
}
.page-about .bar-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gap-sm);
  margin-bottom: 8px;
}
.page-about .bar-label {
  font-size: 15px;
  color: var(--ink-black);
  letter-spacing: .02em;
}
.page-about .bar-num {
  font-size: 18px;
  color: var(--ink-deep);
}
.page-about .bar-track {
  display: block;
  height: 12px;
  border-radius: var(--r-pill);
  background: rgba(217, 224, 232, .66);
  overflow: hidden;
}
.page-about .bar-fill {
  display: block;
  height: 100%;
  border-radius: var(--r-pill);
  transform-origin: left center;
  transition: filter .28s var(--ease), transform .28s var(--ease);
}
.page-about .bar-fill--jade { width: 47.7%; background: linear-gradient(90deg, #4E7C74, #6C9C92); }
.page-about .bar-fill--gold { width: 26.7%; background: linear-gradient(90deg, #C9A055, #E3C98E); }
.page-about .bar-fill--mist { width: 14%;   background: linear-gradient(90deg, #17253F, #4E7C74); }
.page-about .bar-fill--warm { width: 11.6%; background: linear-gradient(90deg, #8A8578, #B7B2A6); }

.page-about .bar-desc {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(138, 133, 120, .95);
  transition: color .28s var(--ease);
}
.page-about .bar-item:hover .bar-desc,
.page-about .bar-item:focus-within .bar-desc {
  color: var(--text-soft);
}
.page-about .bar-item:hover .bar-fill {
  filter: brightness(1.08);
  transform: scaleY(1.12);
}

.page-about .team-chart__note {
  margin: var(--gap-md) 0 0;
  padding-top: var(--gap-sm);
  border-top: 1px dashed var(--ice-line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--warm-gray);
}

/* ---------- 合作生态 ---------- */
.page-about .about-eco {
  background:
    radial-gradient(70% 60% at 0% 100%, rgba(201, 160, 85, .16), transparent 62%),
    var(--cream);
}
.page-about .about-eco .section-head {
  margin-bottom: var(--gap-lg);
}

.page-about .eco-field {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-md);
}
.page-about .eco-blob {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: 28px 44px 26px 40px;
  transition: transform .32s var(--ease), box-shadow .32s var(--ease);
}
.page-about .eco-blob--a {
  flex: 1 1 320px;
  background: linear-gradient(150deg, rgba(16, 26, 46, .96), rgba(23, 37, 63, .96));
  color: var(--mist);
}
.page-about .eco-blob--b {
  flex: 1 1 260px;
  background: linear-gradient(150deg, rgba(78, 124, 116, .16), rgba(78, 124, 116, .06));
  border: 1px solid rgba(78, 124, 116, .28);
  color: var(--ink-deep);
  border-radius: 44px 26px 40px 28px;
}
.page-about .eco-blob--c {
  flex: 1 1 280px;
  background: linear-gradient(150deg, rgba(227, 201, 142, .34), rgba(201, 160, 85, .12));
  border: 1px solid rgba(201, 160, 85, .3);
  color: var(--ink-deep);
  border-radius: 30px 38px 46px 24px;
}
.page-about .eco-blob:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-panel);
}
.page-about .eco-type {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  opacity: .78;
}
.page-about .eco-num {
  font-size: clamp(34px, 5vw, 48px);
  line-height: 1;
  letter-spacing: .02em;
  color: inherit;
}
.page-about .eco-blob--a .eco-num { color: var(--gold-mist); }
.page-about .eco-blob--b .eco-num { color: var(--jade); }
.page-about .eco-blob--c .eco-num { color: #8C6A28; }
.page-about .eco-desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  opacity: .78;
}

.page-about .eco-honor {
  margin-top: var(--gap-lg);
  padding-top: var(--gap-md);
  border-top: 1px solid rgba(27, 29, 34, .1);
}
.page-about .eco-honor__title {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--warm-gray);
  margin: 0 0 var(--gap-sm);
}
.page-about .honor-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-about .honor-item {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.page-about .honor-item__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

/* ---------- 发展历程 ---------- */
.page-about .about-timeline {
  background: var(--mist);
}
.page-about .about-timeline .section-head {
  margin-bottom: var(--gap-lg);
}

.page-about .tl {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
}
.page-about .tl::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, rgba(201, 160, 85, .7), rgba(201, 160, 85, .12));
}

.page-about .tl-item {
  position: relative;
  padding-left: 34px;
}
.page-about .tl-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: var(--mist);
  box-shadow: 0 0 0 4px rgba(201, 160, 85, .12);
}
.page-about .tl-flag {
  display: block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--warm-gray);
  margin-bottom: 8px;
}

.page-about .tl-body {
  background: #fff;
  border: 1px solid var(--ice-line);
  border-radius: var(--r-card);
  padding: 14px 18px;
  transition: border-color .28s var(--ease), box-shadow .28s var(--ease);
}
.page-about .tl-body[open] {
  border-color: rgba(201, 160, 85, .55);
  box-shadow: var(--shadow-soft);
}
.page-about .tl-body summary {
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.9vw, 20px);
  letter-spacing: .04em;
  color: var(--ink-deep);
  cursor: pointer;
  list-style: none;
}
.page-about .tl-body summary::-webkit-details-marker { display: none; }
.page-about .tl-body .disclosure__body p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.88;
  color: var(--text-soft);
  max-width: var(--about-measure);
}

/* ---------- 结尾行动 ---------- */
.page-about .about-cta {
  background: var(--mist);
  padding-top: 0;
}
.page-about .cta-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-lg);
  align-items: center;
  padding: clamp(30px, 4.6vw, 60px);
}
.page-about .cta-panel__title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.44;
  letter-spacing: .05em;
  color: #fff;
  margin: 0 0 12px;
}
.page-about .cta-panel__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(243, 245, 247, .74);
  max-width: 52ch;
}
.page-about .cta-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-about .space-item {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 20px;
  }
  .page-about .method-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
  }
  .page-about .about-hero__visual {
    gap: var(--gap-md);
  }
  .page-about .ridge {
    order: 0;
    max-height: 300px;
  }
  .page-about .hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .origin-grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: center;
  }
  .page-about .method-head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }
  .page-about .method-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-about .team-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }
  .page-about .cta-panel {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
    justify-items: start;
  }
  .page-about .cta-panel__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .page-about .cta-panel__actions .btn {
    text-align: center;
  }
}

@media (min-width: 1100px) {
  .page-about .eco-blob--a { flex: 1.15 1 360px; }
  .page-about .eco-blob--b { flex: .85 1 260px; }
  .page-about .eco-blob--c { flex: .95 1 300px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .eco-blob,
  .page-about .bar-fill,
  .page-about .tl-body,
  .page-about .space-item {
    transition: none;
  }
  .page-about .eco-blob:hover { transform: none; }
  .page-about .bar-item:hover .bar-fill { transform: none; }
}
<<<END>>>