.page-about {
  --about-line: rgba(157, 178, 196, 0.18);
  --about-ink-line: rgba(30, 23, 20, 0.14);
  display: block;
}

.page-about h2 {
  font-size: var(--fs-h2);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-about h3 {
  font-size: var(--fs-h3);
  line-height: 1.4;
  margin: 0 0 0.55rem;
}

.page-about p {
  margin: 0 0 1rem;
  line-height: 1.9;
}

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

/* ---------- 面包屑 ---------- */
.page-about .about-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0 0 clamp(1.4rem, 3vw, 2.4rem);
  padding: 0;
  font-size: var(--fs-note);
}

.page-about .about-crumbs__list li + li::before {
  content: "/";
  margin: 0 0.5rem;
  color: var(--mist);
}

.page-about .about-crumbs__list .breadcrumbs__link {
  color: rgba(244, 235, 221, 0.72);
  text-decoration: none;
}

.page-about .about-crumbs__list .breadcrumbs__link:hover {
  color: var(--cyan);
}

.page-about .about-crumbs__list .breadcrumbs__current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 84% 10%, rgba(56, 225, 214, 0.16), transparent 46%),
    radial-gradient(circle at 6% 92%, rgba(255, 90, 31, 0.16), transparent 52%),
    var(--space);
  color: var(--paper);
  padding: clamp(1.25rem, 3vw, 2.2rem) 0 clamp(2.4rem, 5vw, 4rem);
}

.page-about .about-hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--about-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--about-line) 1px, transparent 1px);
  background-size: 76px 76px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 80%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 80%);
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
}

.page-about .about-hero__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: end;
}

.page-about .about-hero__eyebrow {
  color: var(--cyan);
  letter-spacing: 0.12em;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.4vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0.55rem 0 1rem;
}

.page-about .about-hero__intro {
  max-width: 46ch;
  font-size: var(--fs-body);
  line-height: 1.9;
  color: rgba(244, 235, 221, 0.86);
  margin-bottom: 1.5rem;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-about .about-hero__actions .btn {
  font-size: 0.95rem;
}

.page-about .about-hero__figure {
  margin: 0;
}

.page-about .about-hero__figure .figure__media img {
  border-radius: 20px 6px 20px 6px;
  box-shadow: 0 24px 60px -36px rgba(0, 0, 0, 0.9);
}

.page-about .about-hero__figure .figure__cap {
  color: var(--mist);
  font-size: var(--fs-note);
  margin-top: 0.6rem;
}

.page-about .about-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1.4rem;
  margin: clamp(2rem, 4vw, 3rem) 0 0;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(157, 178, 196, 0.28);
}

.page-about .about-hero__fact dt {
  font-size: var(--fs-note);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-about .about-hero__fact dd {
  margin: 0.35rem 0 0;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.6vw, 1.7rem);
  line-height: 1.2;
  color: var(--cyan);
}

/* ---------- 宣言 ---------- */
.page-about .about-manifesto {
  position: relative;
  background: var(--night);
  color: var(--paper);
  padding: var(--pad-y) 0;
}

.page-about .about-manifesto::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
  opacity: 0.85;
}

.page-about .about-manifesto__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3vw, 2.2rem);
}

.page-about .about-manifesto__head .eyebrow {
  color: var(--amber);
  letter-spacing: 0.12em;
}

.page-about .about-manifesto__head h2 {
  margin-top: 0.6rem;
  color: var(--paper);
}

.page-about .about-manifesto__body p {
  color: rgba(244, 235, 221, 0.84);
  font-size: var(--fs-body);
}

.page-about .about-manifesto__list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-about .about-manifesto__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  padding: 1rem 1.1rem;
  background: rgba(244, 235, 221, 0.055);
  border-left: 3px solid var(--orange);
  border-radius: 0 14px 14px 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.88);
}

.page-about .about-manifesto__list li strong {
  color: var(--cyan-white);
}

.page-about .about-manifesto__list .coord {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--amber);
  padding: 0.12rem 0.45rem;
  border-radius: 3px;
  white-space: nowrap;
}

/* ---------- 章节头 ---------- */
.page-about .about-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.8rem;
}

.page-about .section-head__note {
  font-size: var(--fs-note);
  line-height: 1.85;
  color: var(--ink-mute);
  margin: 0;
}

.page-about .about-head--night .section-head__note {
  color: var(--mist);
}

/* ---------- 时间轴 ---------- */
.page-about .about-timeline {
  background-color: var(--paper);
  background-image: radial-gradient(rgba(30, 23, 20, 0.055) 1px, transparent 1px);
  background-size: 4px 4px;
  color: var(--ink);
  padding: var(--pad-y) 0;
}

.page-about .about-timeline__list {
  list-style: none;
  margin: clamp(1.6rem, 3vw, 2.4rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--about-ink-line);
}

.page-about .about-tl {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.5rem;
  padding: clamp(1.2rem, 2.6vw, 1.9rem) 0;
  border-bottom: 1px solid var(--about-ink-line);
}

.page-about .about-tl__year {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.page-about .about-tl__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.9rem, 5vw, 3rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-about .about-tl__coord {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--amber);
  padding: 0.1rem 0.42rem;
  border-radius: 3px;
}

.page-about .about-tl__body h3 {
  color: var(--ink);
}

.page-about .about-tl__body p {
  color: var(--ink-soft);
  max-width: 62ch;
}

/* ---------- 团队 ---------- */
.page-about .about-team {
  background: var(--paper-2);
  color: var(--ink);
  padding: var(--pad-y) 0;
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}

.page-about .about-team__text .eyebrow {
  color: var(--brick);
  letter-spacing: 0.12em;
}

.page-about .about-team__text h2 {
  margin: 0.5rem 0 1rem;
}

.page-about .about-team__text > p {
  color: var(--ink-soft);
  max-width: 60ch;
}

.page-about .about-team__roles {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.page-about .about-team__role {
  background: var(--paper);
  border: 1px solid rgba(30, 23, 20, 0.1);
  border-radius: var(--r-card);
  padding: 0.95rem 1rem;
}

.page-about .about-team__role h3 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
  color: var(--ink);
}

.page-about .about-team__role p {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ink-mute);
  margin: 0;
}

.page-about .about-team__review {
  counter-reset: review;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-about .about-team__review li {
  counter-increment: review;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  align-items: baseline;
  padding: 0.7rem 0;
  border-top: 1px dashed rgba(30, 23, 20, 0.18);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-about .about-team__review li::before {
  content: "0" counter(review);
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1rem;
  color: var(--orange);
}

.page-about .about-team__review li strong {
  color: var(--ink);
}

.page-about .about-team__figure {
  margin: 0;
}

.page-about .about-team__figure .figure__media img {
  border-radius: 18px 6px 18px 6px;
}

.page-about .about-team__figure .figure__cap {
  color: var(--ink-mute);
  font-size: var(--fs-note);
  margin-top: 0.6rem;
}

/* ---------- 服务地区 ---------- */
.page-about .about-region {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 20%, rgba(56, 225, 214, 0.14), transparent 50%),
    var(--space);
  color: var(--paper);
  padding: var(--pad-y) 0;
}

.page-about .about-region__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}

.page-about .about-region__figure {
  margin: 0;
}

.page-about .about-region__figure .figure__media img {
  border-radius: 20px 6px 20px 6px;
}

.page-about .about-region__figure .figure__cap {
  color: var(--mist);
  font-size: var(--fs-note);
  margin-top: 0.6rem;
}

.page-about .about-region__text .eyebrow {
  color: var(--cyan);
  letter-spacing: 0.12em;
}

.page-about .about-region__text h2 {
  margin: 0.5rem 0 1rem;
  color: var(--paper);
}

.page-about .about-region__text > p {
  color: rgba(244, 235, 221, 0.84);
  max-width: 58ch;
}

.page-about .about-region__facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem 1.6rem;
  margin: 1.6rem 0 0;
  padding-top: 1.3rem;
  border-top: 1px solid rgba(157, 178, 196, 0.3);
}

.page-about .about-region__facts dt {
  font-size: var(--fs-note);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-about .about-region__facts dd {
  margin: 0.3rem 0 0;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--cyan-white);
  overflow-wrap: anywhere;
}

.page-about .about-region__addr {
  margin-top: 1.3rem;
  font-size: var(--fs-note);
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 合作生态 ---------- */
.page-about .about-partners {
  background: var(--paper);
  color: var(--ink);
  padding: var(--pad-y) 0;
}

.page-about .about-partners__map {
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
  padding: clamp(1.3rem, 4vw, 2.4rem);
  border-radius: 22px 8px 22px 8px;
  background-color: var(--space);
  background-image: radial-gradient(rgba(56, 225, 214, 0.3) 1.2px, transparent 1.2px);
  background-size: 14px 14px;
  color: var(--paper);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
}

.page-about .about-partners__cell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.3rem 0.7rem;
  align-items: baseline;
}

.page-about .about-partners__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.8rem, 4.5vw, 2.9rem);
  line-height: 1;
  color: var(--amber);
  letter-spacing: -0.02em;
}

.page-about .about-partners__label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--cyan-white);
  line-height: 1.5;
}

.page-about .about-partners__cell p {
  grid-column: 1 / -1;
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(244, 235, 221, 0.78);
}

.page-about .about-partners__note {
  margin-top: 1.4rem;
  max-width: 68ch;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 品牌原则 ---------- */
.page-about .about-principles {
  background: var(--night);
  color: var(--paper);
  padding: var(--pad-y) 0;
}

.page-about .about-principles h2 {
  color: var(--paper);
}

.page-about .about-principles__list {
  list-style: none;
  margin: clamp(1.6rem, 3vw, 2.4rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-about .about-principles__list li {
  position: relative;
  padding: 1.4rem 1.2rem 1.3rem;
  background: rgba(244, 235, 221, 0.045);
  border: 1px solid rgba(157, 178, 196, 0.22);
  border-radius: 18px 6px 18px 6px;
}

.page-about .about-principles__num {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  line-height: 1;
  color: var(--orange);
  margin-bottom: 0.65rem;
}

.page-about .about-principles__list h3 {
  color: var(--paper);
}

.page-about .about-principles__list p {
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.8);
  margin: 0;
}

.page-about .about-principles__links {
  margin-top: 1.8rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.6rem;
}

.page-about .about-principles__links a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.05rem;
  border: 1px solid rgba(56, 225, 214, 0.34);
  border-radius: 10px;
  background: rgba(56, 225, 214, 0.04);
  color: var(--cyan-white);
  font-size: 0.95rem;
  line-height: 1.6;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-about .about-principles__links a::before {
  content: "→";
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--cyan);
  flex: none;
}

.page-about .about-principles__links a:hover {
  background: rgba(56, 225, 214, 0.12);
  border-color: var(--cyan);
  transform: translateX(3px);
}

/* ---------- 结尾行动区 ---------- */
.page-about .about-cta {
  background: var(--orange);
  color: var(--ink);
  padding: clamp(1.8rem, 5vw, 3.2rem) 0;
}

.page-about .about-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.3rem;
  align-items: center;
}

.page-about .about-cta h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.page-about .about-cta p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: rgba(30, 23, 20, 0.86);
  max-width: 52ch;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-about .about-cta__actions .btn {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  font-size: 0.95rem;
}

.page-about .about-cta__actions .btn:hover {
  background: #2f2622;
  border-color: #2f2622;
  color: var(--paper);
}

/* ---------- 图片通用 ---------- */
.page-about .figure__media {
  overflow: hidden;
}

.page-about .figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-about .about-team__roles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-region__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-partners__map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .about-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    column-gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-about .about-tl {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
  }

  .page-about .about-tl__year {
    position: relative;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    padding-right: 1.8rem;
    border-right: 1px solid rgba(30, 23, 20, 0.16);
  }

  .page-about .about-tl__year::after {
    content: "";
    position: absolute;
    top: 0.6rem;
    right: -6.5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--orange);
    box-shadow: 0 0 0 4px var(--paper);
  }

  .page-about .about-partners__map {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.6rem;
  }

  .page-about .about-principles__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1rem;
  }

  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 2rem;
  }

  .page-about .about-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 920px) {
  .page-about .about-hero__cols {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: clamp(2rem, 4vw, 3rem);
  }

  .page-about .about-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-manifesto__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    grid-template-areas:
      "head body"
      "head list";
    column-gap: clamp(2rem, 5vw, 4rem);
    row-gap: 1.2rem;
    align-items: start;
  }

  .page-about .about-manifesto__head {
    grid-area: head;
    position: sticky;
    top: 6rem;
  }

  .page-about .about-manifesto__body {
    grid-area: body;
  }

  .page-about .about-manifesto__list {
    grid-area: list;
    margin-top: 0.4rem;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    column-gap: clamp(2rem, 5vw, 3.5rem);
  }

  .page-about .about-team__roles {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-about .about-region__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: clamp(2rem, 5vw, 3.5rem);
    align-items: center;
  }

  .page-about .about-principles__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
}
<<<END>>>