/* ===== 品牌概况 / profile 页面专属样式 ===== */
.page-about {
  --about-line: rgba(156, 247, 231, .16);
  --about-line-soft: rgba(242, 233, 216, .12);
  --about-glow: rgba(57, 240, 208, .14);
  --about-panel-bg: rgba(18, 51, 43, .78);
  padding-bottom: 72px;
}

.page-about img {
  max-width: 100%;
  height: auto;
}

/* --- 面包屑 --- */
.page-about .about-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.page-about .about-crumbs .crumbs__item {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .about-crumbs a.crumbs__item:hover,
.page-about .about-crumbs a.crumbs__item:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-about .about-crumbs .crumbs__item[aria-current="page"] {
  color: var(--paper-2);
}

.page-about .about-crumbs__sep {
  color: var(--moss);
}

/* --- 首屏 --- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0 34px;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -32% -24% auto -24%;
  height: 520px;
  background:
    radial-gradient(52% 74% at 16% 6%, var(--about-glow), transparent 70%),
    radial-gradient(46% 66% at 90% 0%, rgba(255, 90, 42, .13), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-about .about-hero__text {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-about .about-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-about .about-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 8.4vw, 3.7rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-about .about-hero__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--paper-2);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 2px;
}

.page-about .about-hero__media {
  margin: 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

.page-about .about-hero__media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-about .media-frame__cap {
  display: block;
  padding: 10px 14px;
  background: rgba(11, 31, 26, .92);
  border-top: 1px solid var(--about-line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan-soft);
}

/* --- 章节索引路线 --- */
.page-about .about-route {
  padding: 4px 0 46px;
}

.page-about .about-route__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.page-about .about-route__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-about .about-route__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--paper-2);
}

.page-about .route-map {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .route-map__item {
  display: grid;
  gap: 6px;
  padding: 15px 14px;
  background: var(--ink-2);
  transition: background .2s var(--ease);
}

.page-about .route-map__item:hover {
  background: #16403六;
}

.page-about .route-map__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--flame);
}

.page-about .route-map__item a {
  color: var(--paper);
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .route-map__item a:hover,
.page-about .route-map__item a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* --- 通用区块 --- */
.page-about .about-section {
  padding: 26px 0 50px;
}

.page-about .about-section__no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--flame);
}

.page-about .about-section .section-head {
  margin-bottom: 24px;
}

.page-about .about-section .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.5rem, 5.4vw, 2.4rem);
  line-height: 1.18;
  color: var(--paper);
}

/* --- 01 起源 --- */
.page-about .about-origin__inner {
  display: grid;
  gap: 22px;
}

.page-about .about-origin__panel {
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: var(--about-panel-bg);
  box-shadow: var(--shadow-panel);
  padding: 24px 20px;
}

.page-about .about-origin__panel .panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.45rem, 5vw, 2.1rem);
  color: var(--paper);
}

.page-about .about-origin__body {
  margin-top: 14px;
}

.page-about .about-origin__body p {
  margin: 0 0 14px;
  font-size: .97rem;
  line-height: 1.9;
  color: var(--paper-2);
}

.page-about .about-origin__body p:last-child {
  margin-bottom: 0;
  color: var(--cyan-soft);
}

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

.page-about .about-pillar {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--about-line-soft);
  border-radius: var(--radius-sm);
  background: rgba(18, 51, 43, .55);
}

.page-about .about-pillar__key {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink);
  background: var(--cyan);
  padding: 2px 8px;
  border-radius: 3px;
}

.page-about .about-pillar__title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  letter-spacing: .03em;
  color: var(--paper);
}

.page-about .about-pillar p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--paper-2);
}

/* --- 02 发展历程 --- */
.page-about .about-history__head {
  display: grid;
  gap: 8px;
}

.page-about .about-history__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan-soft);
}

.page-about .about-timeline {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 78%;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 4px 4px 16px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--moss) transparent;
}

.page-about .about-timeline::-webkit-scrollbar {
  height: 6px;
}

.page-about .about-timeline::-webkit-scrollbar-thumb {
  background: var(--moss);
  border-radius: 99px;
}

.page-about .about-node {
  position: relative;
  scroll-snap-align: start;
  padding: 20px 18px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(180deg, rgba(57, 240, 208, .07), transparent 42%),
    var(--about-panel-bg);
  box-shadow: var(--shadow-panel);
}

.page-about .about-node::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  opacity: .7;
}

.page-about .about-node__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-about .about-node__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.2rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-about .about-node__text {
  margin: 0;
  font-size: .89rem;
  line-height: 1.82;
  color: var(--paper-2);
}

/* --- 03 团队 --- */
.page-about .about-team__lede {
  margin: 12px 0 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--paper-2);
}

.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin: 0 0 26px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .about-stats .stat {
  display: grid;
  gap: 6px;
  padding: 20px 18px;
  background: var(--ink-2);
}

.page-about .about-stats .stat__value {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-about .about-stats .stat__label {
  font-size: .78rem;
  letter-spacing: .06em;
  line-height: 1.5;
  color: var(--paper-2);
}

.page-about .about-team__layout {
  display: grid;
  gap: 22px;
}

.page-about .about-team__tablist {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin-bottom: 14px;
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-about .about-team__tablist .tab {
  flex: 0 0 auto;
  padding: 9px 16px;
  border: 1px solid var(--about-line);
  border-radius: 999px;
  background: transparent;
  color: var(--paper-2);
  font-family: var(--font-body);
  font-size: .86rem;
  line-height: 1.2;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-about .about-team__tablist .tab:hover {
  border-color: var(--line-strong);
  color: var(--cyan-soft);
}

.page-about .about-team__tablist .tab[aria-selected="true"] {
  background: var(--flame);
  border-color: var(--flame);
  color: #1E1A17;
  font-weight: 600;
}

.page-about .about-team__tablist .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-about .about-team__panel {
  padding: 22px 20px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: var(--about-panel-bg);
  box-shadow: var(--shadow-panel);
}

.page-about .about-team__panel h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-about .about-team__panel p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.88;
  color: var(--paper-2);
}

.page-about .about-team__media {
  margin: 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

.page-about .about-team__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* --- 04 覆盖与合作 --- */
.page-about .about-coverage__lede {
  margin: 12px 0 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--paper-2);
  max-width: 62ch;
}

.page-about .about-coverage__grid {
  display: grid;
  gap: 20px;
}

.page-about .about-coverage__map {
  padding: 20px 18px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: var(--about-panel-bg);
}

.page-about .about-coverage__maplabel {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

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

.page-about .about-legend .legend__item {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 10px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--about-line-soft);
}

.page-about .about-legend .legend__item:last-child {
  border-bottom: 0;
}

.page-about .about-legend .legend__key {
  grid-row: 1 / 3;
  align-self: center;
  width: 14px;
  height: 14px;
  border-radius: 3px;
}

.page-about .about-legend .legend__key--flame { background: var(--flame); }
.page-about .about-legend .legend__key--amber { background: var(--amber); }
.page-about .about-legend .legend__key--paper { background: var(--paper); }
.page-about .about-legend .legend__key--moss { background: var(--moss); }

.page-about .about-legend__name {
  font-size: .95rem;
  font-weight: 600;
  color: var(--paper);
}

.page-about .about-legend__desc {
  font-size: .8rem;
  line-height: 1.6;
  color: var(--paper-2);
}

.page-about .about-legend__more {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--about-line-soft);
  font-size: .82rem;
  line-height: 1.75;
  color: var(--cyan-soft);
}

.page-about .about-coverage__text {
  display: grid;
  gap: 14px;
}

.page-about .about-coverage__subtitle {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-about .about-coverage__text p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.9;
  color: var(--paper-2);
}

.page-about .about-coverage__media {
  margin: 6px 0 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

.page-about .about-coverage__media img {
  display: block;
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* --- 05 荣誉与数据 --- */
.page-about .about-honor__grid {
  display: grid;
  gap: 14px;
}

.page-about .about-award {
  padding: 20px 18px;
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius-sm);
  background: var(--about-panel-bg);
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-about .about-award:hover,
.page-about .about-award:focus-within {
  transform: translateY(-3px);
  border-left-color: var(--flame);
  box-shadow: var(--shadow-panel);
}

.page-about .about-award__tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-about .about-award__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.08rem;
  line-height: 1.35;
  color: var(--paper);
}

.page-about .about-award__text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.8;
  color: var(--paper-2);
}

.page-about .about-honor__numbers {
  display: grid;
  gap: 1px;
  margin-top: 22px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .about-number {
  display: grid;
  gap: 8px;
  padding: 20px 18px;
  background: var(--ink-2);
}

.page-about .about-number__value {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-about .about-number__label {
  font-size: .82rem;
  line-height: 1.7;
  color: var(--paper-2);
}

/* --- 06 未来与服务承诺 --- */
.page-about .about-forward__panel {
  padding: 26px 20px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: var(--about-panel-bg);
  box-shadow: var(--shadow-panel);
}

.page-about .about-forward__panel .panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.45rem, 5vw, 2.1rem);
  color: var(--paper);
}

.page-about .about-promises {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .about-promise {
  padding: 16px 16px 16px 18px;
  border-left: 2px solid var(--cyan);
  background: rgba(11, 31, 26, .5);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-about .about-promise__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.05rem;
  letter-spacing: .03em;
  color: var(--cyan-soft);
}

.page-about .about-promise p {
  margin: 0;
  font-size: .89rem;
  line-height: 1.85;
  color: var(--paper-2);
}

.page-about .about-forward__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* --- 响应式 --- */
@media (min-width: 600px) {
  .page-about .route-map {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

  .page-about .about-timeline {
    grid-auto-columns: 46%;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding: 44px 0 46px;
  }

  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: 48px;
  }

  .page-about .route-map {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-about .about-section {
    padding: 34px 0 62px;
  }

  .page-about .about-origin__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: start;
    gap: 26px;
  }

  .page-about .about-pillars {
    grid-template-columns: 1fr;
  }

  .page-about .about-timeline {
    grid-auto-columns: 31%;
  }

  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
    gap: 28px;
  }

  .page-about .about-coverage__grid {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
    gap: 28px;
    align-items: start;
  }

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

  .page-about .about-promises {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 1180px) {
  .page-about .about-timeline {
    grid-auto-columns: 23%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}