/* ===== 页面作用域：团队与品牌 /team/ ===== */
.page-about {
  --about-hair: 1px solid rgba(31, 84, 128, .55);
  --about-sand-hair: 1px solid var(--sand);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  padding: 36px 0 0;
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 26px;
}

.page-about .about-hero__rail {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.page-about .about-hero__railtxt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-about .about-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 7.2vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-about .about-hero__lede {
  margin: 0;
  max-width: 38em;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(247, 244, 239, .84);
}

.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin: 34px 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(31, 84, 128, .5);
}

.page-about .about-stats__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 16px 18px;
  background: var(--ink-deep);
}

.page-about .about-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1.05;
  color: var(--amber);
  letter-spacing: .01em;
}

.page-about .about-stats__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero__figure {
  margin: 56px 0 0;
}

/* ---------- 通用媒体保障 ---------- */
.page-about .media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--ink-archive);
}

.page-about .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .media-caption {
  color: var(--mist);
}

/* ---------- 浅底章节的文字色 ---------- */
.page-about .section--light .section__eyebrow,
.page-about .section--light .section__desc {
  color: rgba(26, 26, 26, .68);
}

.page-about .section--light .section__title {
  color: var(--ink-deep);
}

.page-about .section--panel .section__desc,
.page-about .section--deep .section__desc {
  color: var(--mist);
}

/* ---------- 团队构成 ---------- */
.page-about .roles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  margin-top: 40px;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(31, 84, 128, .55);
}

.page-about .role {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 26px;
  background: var(--ink-archive);
  transition: background var(--step) var(--ease);
}

.page-about .role:hover {
  background: #16456f;
}

.page-about .role__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--amber);
}

.page-about .role__name {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.3;
  color: var(--warm);
}

.page-about .role__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(169, 196, 217, .95);
}

.page-about .role__more {
  display: grid;
  grid-template-rows: 1fr;
  transition: grid-template-rows var(--step) var(--ease), opacity var(--step) var(--ease);
  opacity: 1;
}

.page-about .role__more p {
  margin: 0;
  padding-top: 10px;
  overflow: hidden;
  border-top: var(--about-hair);
  font-size: 13px;
  line-height: 1.75;
  color: rgba(169, 196, 217, .78);
}

.page-about .about-note {
  margin: 28px 0 0;
  max-width: 62em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 整理流程 ---------- */
.page-about .flow {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  border-top: var(--about-sand-hair);
}

.page-about .flow__item {
  border-bottom: var(--about-sand-hair);
}

.page-about .flow__head {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 22px;
  align-items: center;
  gap: 14px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
}

.page-about .flow__head::-webkit-details-marker {
  display: none;
}

.page-about .flow__head::after {
  content: "＋";
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--celadon);
}

.page-about .flow__fold[open] > .flow__head::after {
  content: "－";
}

.page-about .flow__num {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--amber);
}

.page-about .flow__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .flow__name {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.3;
  color: var(--ink-deep);
}

.page-about .flow__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(26, 26, 26, .5);
}

.page-about .flow__body {
  padding: 0 0 22px;
}

.page-about .flow__body p {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(26, 26, 26, .84);
}

/* ---------- 发展历程 ---------- */
.page-about .tl-scale {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.page-about .tl-scale__tick {
  padding: 6px 14px;
  border: 1px solid rgba(31, 84, 128, .8);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--step) var(--ease), background var(--step) var(--ease), border-color var(--step) var(--ease);
}

.page-about .tl-scale__tick:hover,
.page-about .tl-scale__tick:focus-visible {
  color: var(--ink-night);
  background: var(--amber);
  border-color: var(--amber);
}

.page-about .tl {
  list-style: none;
  margin: 44px 0 0;
  padding: 0;
}

.page-about .tl__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 0 0 40px 22px;
  border-left: 1px solid rgba(31, 84, 128, .7);
  scroll-margin-top: 130px;
}

.page-about .tl__item:last-child {
  padding-bottom: 0;
}

.page-about .tl__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 10px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(230, 168, 23, .18);
}

.page-about .tl__year {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--amber);
}

.page-about .tl__year--muted {
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-about .tl__card {
  padding: 20px 22px;
  border: var(--about-hair);
  border-radius: var(--radius);
  background: rgba(18, 60, 99, .55);
  box-shadow: var(--shadow);
}

.page-about .tl__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.35;
  color: var(--warm);
}

.page-about .tl__text {
  margin: 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(169, 196, 217, .95);
}

.page-about .tl__item--media .media-figure {
  margin: 0;
}

/* ---------- 栏目标签维护 ---------- */
.page-about .taxonomy {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-about .tax-num {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: var(--about-hair);
}

.page-about .tax-num__value {
  font-family: var(--font-mono);
  font-size: 38px;
  line-height: 1;
  color: var(--amber);
}

.page-about .tax-num__label {
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
}

.page-about .drawer__panel .section__title {
  margin: 0 0 20px;
  font-size: clamp(26px, 4.4vw, 40px);
}

.page-about .drawer__panel .prose p {
  color: rgba(169, 196, 217, .95);
}

.page-about .drawer__panel .prose p + p {
  margin-top: 16px;
}

.page-about .drawer__panel .media-figure {
  margin: 32px 0 0;
}

/* ---------- 服务区域与备案 ---------- */
.page-about .region {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-about .region__main .section__title {
  margin: 10px 0 20px;
  font-size: clamp(28px, 5vw, 40px);
}

.page-about .region__main .prose p {
  color: rgba(247, 244, 239, .84);
}

.page-about .region__main .prose p + p {
  margin-top: 14px;
}

.page-about .region__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .region__side {
  padding: 22px 22px 24px;
  border: var(--about-hair);
  border-radius: var(--radius);
  background: rgba(6, 24, 44, .7);
}

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

.page-about .region__fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(31, 84, 128, .45);
}

.page-about .region__fact dt {
  font-size: 13px;
  color: var(--mist);
}

.page-about .region__fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--warm);
  overflow-wrap: anywhere;
  text-align: right;
}

.page-about .region__tip {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(169, 196, 217, .9);
}

/* ---------- 响应式 ---------- */
@media (max-width: 719px) {
  .page-about .about-hero__rail .annot--vertical {
    writing-mode: horizontal-tb;
    transform: none;
  }

  .page-about .flow__body {
    padding-left: 0;
  }

  .page-about .tl__item {
    padding-left: 18px;
  }
}

@media (min-width: 720px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-about .flow__body {
    padding-left: 58px;
  }

  .page-about .region {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: 48px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 8fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-hero__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding-top: 8px;
  }

  .page-about .about-hero__figure {
    margin-top: 72px;
  }

  .page-about .tl {
    margin-top: 52px;
  }

  .page-about .tl__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
    padding: 0 0 48px 34px;
  }

  .page-about .tl__item::before {
    top: 14px;
  }

  .page-about .tl__item:nth-child(odd) .tl__card {
    max-width: 640px;
  }

  .page-about .tl__item:nth-child(even) .tl__card {
    max-width: 520px;
  }

  .page-about .tl__year {
    font-size: 30px;
    text-align: right;
  }

  .page-about .taxonomy {
    grid-template-columns: minmax(0, 3fr) minmax(0, 8fr);
    gap: 56px;
    align-items: start;
  }

  .page-about .tax-num__value {
    font-size: 44px;
  }
}

@media (min-width: 1080px) {
  .page-about .roles {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (hover: hover) and (min-width: 720px) {
  .page-about .role__more {
    grid-template-rows: 0fr;
    opacity: 0;
  }

  .page-about .role:hover .role__more,
  .page-about .role:focus .role__more,
  .page-about .role:focus-within .role__more {
    grid-template-rows: 1fr;
    opacity: 1;
  }
}
<<<END>>>