.page-about {
  --about-line: rgba(227, 180, 90, .26);
  --about-line-strong: rgba(227, 180, 90, .5);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 76px;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  top: 18%;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, rgba(227, 180, 90, 0), rgba(227, 180, 90, .55));
  transform: rotate(-13deg);
  pointer-events: none;
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 38px;
  align-items: center;
  margin-top: 34px;
}

.page-about .about-hero__text h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  line-height: 1.28;
  letter-spacing: -.02em;
  color: var(--text-strong);
}

.page-about .about-hero__text .wd-lead {
  margin-top: 20px;
  max-width: 60ch;
}

.page-about .about-hero__note {
  margin-top: 16px;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  padding-left: 16px;
  border-left: 2px solid var(--about-line);
}

.page-about .about-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 46px;
  margin-top: 38px;
  padding-top: 26px;
  border-top: 1px solid var(--about-line);
}

.page-about .about-fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-about .about-hero__figure {
  position: relative;
  margin: 0;
  border-radius: 200px 200px 16px 16px;
  overflow: hidden;
  border: 1px solid var(--about-line);
  background: var(--ink-soft);
}

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

/* ---------- 定位与范围 ---------- */
.page-about .about-scope__grid {
  margin-top: 38px;
}

.page-about .about-scope__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 3px;
}

.page-about .about-scope__list li {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 14px;
  padding: 16px 18px 16px 20px;
  background: rgba(227, 180, 90, .05);
  border-left: 2px solid transparent;
  border-radius: 0 12px 12px 0;
  transition: border-color .28s var(--ease), background .28s var(--ease);
}

.page-about .about-scope__list li:hover {
  border-left-color: var(--gold);
  background: rgba(227, 180, 90, .1);
}

.page-about .about-scope__key {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--gold);
  letter-spacing: .02em;
}

.page-about .about-scope__val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 十四类工种 ---------- */
.page-about .wd-zone--paper .wd-eyebrow {
  color: var(--gold-deep);
}

.page-about .about-classes h2,
.page-about .about-timeline h2 {
  color: var(--paper-ink);
}

.page-about .about-classes__lead {
  max-width: 64ch;
  margin-top: 26px;
  color: var(--paper-muted);
}

.page-about .about-classes__figure {
  margin: 40px 0 0;
  border-radius: 20px;
  overflow: hidden;
}

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

.page-about .about-axis {
  display: block;
  width: 100%;
  height: auto;
  margin: 46px 0 8px;
  overflow: visible;
}

.page-about .about-axis__rule {
  stroke: rgba(201, 154, 62, .55);
  stroke-width: 1.2;
}

.page-about .about-axis__cap {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: .1em;
  fill: var(--paper-muted);
}

.page-about .about-axis__nodes circle {
  fill: var(--paper);
  stroke: var(--gold-deep);
  stroke-width: 2;
}

.page-about .about-axis__nodes text {
  font-family: var(--font-mono);
  font-size: 13px;
  fill: var(--paper-ink);
}

.page-about .about-map {
  display: grid;
  gap: 1px;
  margin-top: 34px;
  background: rgba(20, 22, 26, .12);
  border-radius: 18px;
  overflow: hidden;
}

.page-about .about-map__row {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "label count"
    "nums  nums"
    "def   def";
  gap: 8px 18px;
  padding: 20px 20px 22px;
  background: var(--paper-soft);
  transition: background .28s var(--ease), box-shadow .28s var(--ease);
}

.page-about .about-map__row:hover,
.page-about .about-map__row:focus-visible {
  background: #ffffff;
  box-shadow: inset 4px 0 0 var(--gold);
  outline: none;
}

.page-about .about-map__label {
  grid-area: label;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.02em;
  color: var(--paper-ink);
}

.page-about .about-map__count {
  grid-area: count;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-deep);
}

.page-about .about-map__nums {
  grid-area: nums;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-about .about-map__num {
  display: inline-block;
  min-width: 34px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: center;
  color: var(--gold-deep);
  background: rgba(227, 180, 90, .16);
  border-radius: 6px;
}

.page-about .about-map__def {
  grid-area: def;
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper-muted);
}

.page-about .about-classes__foot {
  max-width: 64ch;
  margin: 34px 0 0;
  padding-left: 18px;
  border-left: 2px solid rgba(201, 154, 62, .45);
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper-muted);
}

/* ---------- 三班制 ---------- */
.page-about .about-shifts__lead {
  margin-top: 24px;
  max-width: 62ch;
}

.page-about .about-shifts__track {
  display: grid;
  gap: 16px;
  margin-top: 42px;
}

.page-about .about-shifts__seg {
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid var(--about-line);
  border-radius: 4px 22px 22px 4px;
  background: linear-gradient(135deg, rgba(227, 180, 90, .11), rgba(227, 180, 90, 0) 62%);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-about .about-shifts__seg::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 22px;
  bottom: 22px;
  width: 2px;
  background: var(--gold);
  opacity: .6;
}

.page-about .about-shifts__seg:hover {
  border-color: var(--about-line-strong);
  transform: translateY(-3px);
}

.page-about .about-shifts__time {
  display: block;
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--gold-light);
}

.page-about .about-shifts__name {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--text-strong);
}

.page-about .about-shifts__seg p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}

.page-about .about-shifts__note {
  max-width: 62ch;
  margin: 34px 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--about-line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 资料脉络 ---------- */
.page-about .about-timeline__figure {
  margin: 38px 0 0;
  border-radius: 20px;
  overflow: hidden;
}

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

.page-about .about-timeline__list {
  list-style: none;
  margin: 46px 0 0;
  padding: 0;
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 36px;
  margin-bottom: 14px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: -14px;
  width: 1px;
  background: rgba(201, 154, 62, .45);
}

.page-about .about-timeline__item:last-child::before {
  bottom: auto;
  height: 34px;
}

.page-about .about-timeline__item::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 26px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--gold-deep);
  box-sizing: border-box;
  z-index: 1;
}

.page-about .about-timeline__panel {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  transition: background .28s var(--ease), border-color .28s var(--ease);
}

.page-about .about-timeline__panel:hover {
  border-color: rgba(201, 154, 62, .4);
}

.page-about .about-timeline__panel[open] {
  background: var(--paper-soft);
  border-color: rgba(201, 154, 62, .32);
}

.page-about .about-timeline__summary {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 4px 16px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-timeline__phase {
  grid-column: 1;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold-deep);
}

.page-about .about-timeline__title {
  grid-column: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.45;
  letter-spacing: -.01em;
  color: var(--paper-ink);
}

.page-about .about-timeline__summary .wd-panel__arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
}

.page-about .about-timeline__panel .wd-panel__body {
  padding: 0 18px 18px;
}

.page-about .about-timeline__panel .wd-panel__inner p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.88;
  color: var(--paper-muted);
}

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

.page-about .about-timeline__panel .wd-status {
  display: inline-block;
  margin-top: 4px;
  font-size: 13px;
}

/* ---------- 维护团队 ---------- */
.page-about .about-team__grid {
  margin-top: 38px;
}

.page-about .about-team__lead {
  max-width: 56ch;
  margin: 0 0 28px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-about .about-team__groups li {
  position: relative;
  padding: 20px 22px 22px 68px;
  border: 1px solid var(--about-line);
  border-radius: 16px;
  background: rgba(227, 180, 90, .045);
  transition: border-color .28s var(--ease), background .28s var(--ease);
}

.page-about .about-team__groups li:hover {
  border-color: var(--about-line-strong);
  background: rgba(227, 180, 90, .085);
}

.page-about .about-team__num {
  position: absolute;
  left: 22px;
  top: 22px;
  font-size: 14px;
  color: var(--gold);
  letter-spacing: .06em;
}

.page-about .about-team__groups h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--text-strong);
}

.page-about .about-team__groups p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-about .about-team__card h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.01em;
  color: var(--text-strong);
}

.page-about .about-team__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-about .about-team__links {
  list-style: none;
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--about-line);
  display: grid;
  gap: 10px;
}

.page-about .about-team__links a {
  display: inline-block;
  font-size: 15px;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .22s var(--ease), transform .22s var(--ease);
}

.page-about .about-team__links a:hover,
.page-about .about-team__links a:focus-visible {
  border-bottom-color: var(--gold);
  transform: translateX(3px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-about .about-hero__text h1 {
    font-size: 36px;
  }

  .page-about .about-map__row {
    grid-template-columns: 176px 1fr auto;
    grid-template-areas:
      "label nums  count"
      "label def   def";
    column-gap: 28px;
    align-items: start;
    padding: 24px 28px 26px;
  }

  .page-about .about-map__count {
    align-self: center;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: calc(var(--header-h) + 56px);
    padding-bottom: 96px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    gap: 60px;
    align-items: center;
  }

  .page-about .wd-grid--12 {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 42px;
  }

  .page-about .wd-col-7 {
    grid-column: span 7;
  }

  .page-about .wd-col-5 {
    grid-column: span 5;
  }

  .page-about .about-scope__grid {
    margin-top: 46px;
  }

  .page-about .about-shifts__track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .page-about .about-shifts__seg:nth-child(1) {
    margin-top: 46px;
  }

  .page-about .about-shifts__seg:nth-child(2) {
    margin-top: 0;
  }

  .page-about .about-shifts__seg:nth-child(3) {
    margin-top: 22px;
  }

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

  .page-about .about-team__grid {
    margin-top: 46px;
    align-items: start;
  }
}

@media (max-width: 520px) {
  .page-about .about-scope__list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-about .about-shifts__time {
    font-size: 22px;
  }

  .page-about .about-hero__figure {
    border-radius: 120px 120px 14px 14px;
  }

  .page-about .about-axis {
    margin-top: 34px;
  }
}