/* ===== 品牌档案 /company/ 页面专属样式 ===== */

.page-about .about-crumbs {
  padding-top: 22px;
}

.page-about .about-hero {
  position: relative;
  padding: 26px 0 44px;
  overflow: hidden;
  border-bottom: 2px solid var(--line);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -160px;
  right: -120px;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(108, 59, 255, 0.36), transparent 68%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -140px;
  bottom: -200px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(0, 240, 200, 0.16), transparent 70%);
  pointer-events: none;
}

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

.page-about .about-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.2vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 20ch;
  overflow-wrap: break-word;
}

.page-about .about-hero__lead {
  margin: 20px 0 0;
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-facts {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 2px solid var(--line);
  border-left: 2px solid var(--line);
  border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden;
}

.page-about .about-facts li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 18px 18px;
  background: var(--ink-800);
  border-right: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
}

.page-about .about-facts__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-about .about-facts__label {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 通用图块 ---------- */

.page-about .about-figure {
  margin: 0;
  position: relative;
  display: block;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-700);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

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

.page-about .about-figure img {
  height: 100%;
}

.page-about .about-figure--team { aspect-ratio: 4 / 3; }
.page-about .about-figure--timeline { aspect-ratio: 2 / 1; }
.page-about .about-figure--data { aspect-ratio: 10 / 7; }

.page-about .about-figure__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-900);
  background: var(--cyan);
  border-top-right-radius: var(--radius);
}

/* ---------- A-01 团队分工 ---------- */

.page-about .about-team__grid {
  row-gap: 30px;
  column-gap: 30px;
  align-items: start;
}

.page-about .about-team__bars-title {
  margin: 0 0 18px;
  font-size: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .team-bars {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .team-bar {
  padding: 16px 18px 18px;
  border: 2px solid var(--line);
  border-left-width: 6px;
  border-radius: var(--radius);
  background: var(--ink-700);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s var(--ease), border-left-color 0.2s var(--ease);
}

.page-about .team-bar--purple { border-left-color: var(--purple); }
.page-about .team-bar--lift { border-left-color: var(--purple-lift); }
.page-about .team-bar--cyan { border-left-color: var(--cyan); }

.page-about .team-bar:hover,
.page-about .team-bar:focus-within {
  transform: translate(-3px, -3px);
}

.page-about .team-bar__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-about .team-bar__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.4;
}

.page-about .team-bar__count {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--cyan);
  white-space: nowrap;
}

.page-about .team-bar__track {
  margin: 12px 0;
  height: 8px;
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-about .team-bar__fill {
  display: block;
  height: 100%;
  width: 0;
  transition: width 0.6s var(--ease);
}

.page-about .team-bar--purple .team-bar__fill { width: 31%; background: var(--purple); }
.page-about .team-bar--lift .team-bar__fill { width: 35%; background: var(--purple-lift); }
.page-about .team-bar--cyan .team-bar__fill { width: 18%; background: var(--cyan); }

.page-about .team-bar__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- A-02 发展历程 ---------- */

.page-about .about-timeline__figure {
  margin: 0 0 36px;
}

.page-about .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--purple), var(--purple-lift) 45%, var(--cyan));
  opacity: 0.75;
}

.page-about .timeline__item {
  position: relative;
  padding: 0 0 32px 40px;
}

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

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 240, 200, 0.16);
  animation: about-node-pulse 2.4s var(--ease) infinite;
}

.page-about .timeline__year {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--purple-lift);
}

.page-about .timeline__title {
  margin: 0 0 8px;
  font-size: 19px;
  line-height: 1.35;
  color: var(--white);
}

.page-about .timeline__text {
  margin: 0 0 12px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

@keyframes about-node-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(0, 240, 200, 0.18); }
  50% { box-shadow: 0 0 0 10px rgba(0, 240, 200, 0); }
}

/* ---------- A-03 数据来源与核对 ---------- */

.page-about .about-data__grid {
  row-gap: 30px;
  column-gap: 30px;
  align-items: start;
}

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

.page-about .flow__step {
  padding: 16px 20px 18px 22px;
  border-left: 3px solid var(--purple);
  background: var(--ink-700);
}

.page-about .flow__step:nth-child(2) { border-left-color: var(--purple-lift); }
.page-about .flow__step:nth-child(3) { border-left-color: var(--cyan); }

.page-about .flow__idx {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-about .flow__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.35;
  color: var(--white);
}

.page-about .flow__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-scale {
  margin-top: 20px;
  display: grid;
  gap: 12px;
  border-top: 2px solid var(--line);
  padding-top: 18px;
}

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

.page-about .about-scale__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

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

/* ---------- A-04 使用人群 ---------- */

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

.page-about .audience__card {
  position: relative;
  padding: 22px 20px 24px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-card);
}

.page-about .audience__card:nth-child(2) { border-color: rgba(154, 123, 255, 0.55); }
.page-about .audience__card:nth-child(3) { border-color: rgba(0, 240, 200, 0.45); }

.page-about .audience__tag {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--purple-lift);
}

.page-about .audience__card:nth-child(3) .audience__tag { color: var(--cyan); }

.page-about .audience__title {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--white);
}

.page-about .audience__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- A-05 更新节奏与服务覆盖 ---------- */

.page-about .about-cycle__grid {
  row-gap: 28px;
  column-gap: 30px;
  align-items: start;
}

.page-about .about-cycle__caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-about .about-cycle__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-about .about-cycle__panel {
  padding: 18px 20px 20px;
  border: 2px solid var(--line);
  border-top: 4px solid var(--purple);
  border-radius: var(--radius);
  background: var(--ink-700);
}

.page-about .about-cycle__panel:last-of-type {
  border-top-color: var(--cyan);
}

.page-about .about-cycle__panel-title {
  margin: 0 0 10px;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-about .about-cycle__panel-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-cycle__panel-text a {
  color: var(--cyan);
  font-family: var(--font-mono);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-about .about-cycle__more {
  margin: 4px 0 0;
}

/* ---------- A-06 下一步 ---------- */

.page-about .about-cta {
  border-top: 2px solid var(--line);
}

.page-about .about-cta__inner {
  display: grid;
  gap: 26px;
}

.page-about .about-cta__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 22ch;
}

.page-about .about-cta__text {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-about .about-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-about .about-cta__actions {
    justify-content: flex-end;
    max-width: 320px;
  }
}

@media (min-width: 1000px) {
  .page-about .about-hero {
    padding: 40px 0 60px;
  }

  .page-about .about-hero h1 {
    font-size: clamp(44px, 4.4vw, 64px);
  }

  .page-about .section--wide > .container,
  .page-about .section > .container {
    padding-top: 8px;
  }

  .page-about .about-timeline__figure {
    margin-bottom: 44px;
  }

  .page-about .timeline__item {
    padding-left: 48px;
  }

  .page-about .timeline__item::before {
    left: 5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .timeline__item::before {
    animation: none;
  }

  .page-about .team-bar,
  .page-about .team-bar__fill {
    transition: none;
  }

  .page-about .team-bar:hover,
  .page-about .team-bar:focus-within {
    transform: none;
  }
}