/* ===== 品牌档案页专属样式 ===== */
.page-about {
  --about-neon: #39FF14;
  --about-orange: #FF6633;
  --about-deep: #0A1E2F;
  --about-ink: #0D2B3E;
  --about-border: #1E3A4D;
  --about-paper: #F4F1EA;
  --about-dark: #101418;
  --about-mist: #8899A6;
  background-color: var(--c-deep);
  color: var(--c-white);
  overflow-x: hidden;
}

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

/* ===== HERO ===== */
.page-about .about-hero {
  position: relative;
  padding: 44px 0 56px;
  overflow: hidden;
  background:
    linear-gradient(120deg, transparent 0%, transparent 52%, rgba(57, 255, 20, 0.045) 100%),
    var(--c-deep);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon) 0%, var(--c-orange) 70%, transparent 100%);
}

.page-about .about-hero .breadcrumb {
  margin-bottom: 28px;
}

.page-about .about-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--s-small);
}

.page-about .about-hero .breadcrumb a {
  color: var(--c-mist);
  text-decoration: none;
}

.page-about .about-hero .breadcrumb a:hover {
  color: var(--c-neon);
}

.page-about .about-hero .breadcrumb li[aria-current="page"] {
  color: var(--c-neon);
}

.page-about .about-hero__content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.page-about .about-hero__content::after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon) 0%, var(--c-orange) 60%, transparent 100%);
  margin-top: 24px;
}

.page-about .about-hero__title {
  font-family: var(--font-head);
  font-size: var(--s-h1);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin: 14px 0 20px;
}

.page-about .about-hero__title-sub {
  display: block;
  margin-top: 12px;
  font-size: clamp(1.4rem, 4vw, 3.2rem);
  line-height: 1.1;
  color: var(--c-neon);
}

.page-about .about-hero__desc {
  max-width: 680px;
  margin: 0;
  padding-left: 18px;
  border-left: 3px solid var(--c-orange);
  font-size: var(--s-body);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-about .about-hero__deco {
  position: absolute;
  z-index: 1;
  right: -3%;
  bottom: 4px;
  font-family: var(--font-head);
  font-size: clamp(4rem, 16vw, 14rem);
  line-height: 0.8;
  white-space: nowrap;
  color: rgba(57, 255, 20, 0.03);
  -webkit-text-stroke: 1px rgba(57, 255, 20, 0.1);
  user-select: none;
  pointer-events: none;
}

.page-about .about-hero__tag {
  position: absolute;
  z-index: 2;
  right: 18px;
  top: 112px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--c-orange);
  border: 2px solid var(--c-border);
  background: var(--c-ink);
  padding: 6px 10px;
  transform: rotate(3deg);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.25);
}

/* ===== SPLIT STORY + PANEL ===== */
.page-about .about-split {
  padding: 56px 0 64px;
}

.page-about .about-split__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-about .about-split__story {
  font-size: var(--s-body);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
}

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

.page-about .about-split__lead {
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-paper);
  border-bottom: 3px solid var(--c-neon);
  padding-bottom: 16px;
  margin-bottom: 18px;
}

.page-about .about-panel {
  align-self: start;
  background: var(--c-ink);
  border: 3px solid var(--c-border);
  box-shadow: var(--shadow-card);
}

.page-about .about-panel__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--c-dark);
  border-bottom: 2px solid var(--c-border);
}

.page-about .about-panel__title {
  font-family: var(--font-head);
  letter-spacing: 0.1em;
  color: var(--c-neon);
}

.page-about .about-panel__jump {
  font-family: var(--font-head);
  color: var(--c-orange);
}

.page-about .about-panel__list {
  margin: 0;
  padding: 6px 16px;
  list-style: none;
}

.page-about .about-panel__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--c-border);
}

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

.page-about .about-panel__row dt {
  color: var(--c-mist);
  font-size: var(--s-small);
}

.page-about .about-panel__row dd {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--c-paper);
  text-align: right;
}

.page-about .about-panel__foot {
  padding: 12px 16px;
  border-top: 2px dashed var(--c-border);
  color: var(--c-mist);
  font-size: var(--s-small);
  line-height: 1.5;
}

/* ===== TIMELINE ===== */
.page-about .about-timeline {
  padding: 64px 0 72px;
  background: linear-gradient(180deg, var(--c-deep) 0%, var(--c-ink) 100%);
}

.page-about .about-timeline__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 48px;
}

.page-about .about-timeline__heading .section-title {
  margin-bottom: 12px;
}

.page-about .about-timeline__intro {
  max-width: 560px;
  margin: 0;
  color: var(--c-mist);
  line-height: 1.7;
}

.page-about .about-timeline__media {
  margin: 0;
  border: 3px solid var(--c-border);
  box-shadow: var(--shadow-card);
}

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

.page-about .about-timeline__track {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 48px;
}

.page-about .about-timeline__svg {
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 10px;
  height: 100%;
  pointer-events: none;
}

.page-about .about-timeline__stroke {
  stroke: var(--c-border);
  stroke-width: 2;
  stroke-dasharray: 6 6;
}

.page-about .about-timeline__item {
  position: relative;
  display: flex;
  justify-content: flex-start;
  margin-bottom: 28px;
}

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

.page-about .about-timeline__node {
  position: absolute;
  left: -48px;
  top: 14px;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-about .about-timeline__node svg {
  width: 26px;
  height: 26px;
  fill: var(--c-deep);
  filter: drop-shadow(0 0 6px rgba(57, 255, 20, 0.65));
}

.page-about .about-timeline__node svg circle:first-child {
  fill: var(--c-neon);
  stroke: none;
}

.page-about .about-timeline__node svg .about-timeline__ring {
  fill: var(--c-deep);
  stroke: var(--c-neon);
  stroke-width: 1.5;
}

.page-about .about-timeline__card {
  width: 100%;
  margin: 0;
  padding: 20px;
  background: var(--c-deep);
  border: 2px solid var(--c-border);
  box-shadow: var(--shadow-card);
}

.page-about .about-timeline__year {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 2rem;
  line-height: 1;
  color: var(--c-neon);
  border-bottom: 2px solid var(--c-orange);
  padding-bottom: 4px;
  margin-bottom: 12px;
}

.page-about .about-timeline__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--s-h4);
  color: var(--c-white);
}

.page-about .about-timeline__card p {
  margin: 0;
  color: var(--c-mist);
  line-height: 1.65;
  font-size: var(--s-small);
}

/* ===== TECHNOLOGY ===== */
.page-about .about-tech {
  padding: 64px 0;
  background: var(--c-paper);
  color: var(--c-deep);
}

.page-about .about-tech .eyebrow {
  color: var(--c-deep);
}

.page-about .about-tech .section-title {
  color: var(--c-deep);
}

.page-about .about-tech .section-aside {
  color: var(--c-deep);
}

.page-about .about-tech__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 40px;
}

.page-about .about-tech__media {
  border: 3px solid var(--c-dark);
  box-shadow: var(--shadow-card);
}

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

.page-about .about-tech__metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}

.page-about .about-tech__metric {
  background: var(--c-ink);
  border: 2px solid var(--c-border);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.2);
  padding: 16px 12px;
}

.page-about .about-tech__metric-num {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
  color: var(--c-neon);
}

.page-about .about-tech__metric-label {
  display: block;
  margin-top: 6px;
  font-size: var(--s-small);
  color: var(--c-mist);
  letter-spacing: 0.08em;
}

.page-about .about-tech__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-tech__list li {
  padding: 16px 0;
  border-bottom: 1px solid rgba(16, 20, 24, 0.12);
}

.page-about .about-tech__list li:last-child {
  border-bottom: 0;
}

.page-about .about-tech__list-title {
  display: block;
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--c-deep);
  margin-bottom: 6px;
}

.page-about .about-tech__list p {
  margin: 0;
  line-height: 1.7;
  color: rgba(16, 20, 24, 0.78);
}

/* ===== TEAM ===== */
.page-about .about-team {
  padding: 64px 0;
  background: var(--c-deep);
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 40px;
}

.page-about .about-team__card {
  position: relative;
  padding: 24px 20px;
  background: var(--c-ink);
  border: 2px solid var(--c-border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-about .about-team__index {
  position: absolute;
  right: 8px;
  top: -8px;
  font-family: var(--font-head);
  font-size: 4.5rem;
  line-height: 1;
  color: rgba(57, 255, 20, 0.14);
  user-select: none;
  pointer-events: none;
}

.page-about .about-team__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--s-h4);
  color: var(--c-white);
}

.page-about .about-team__card p {
  margin: 0;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ===== HONORS ===== */
.page-about .about-honors {
  padding: 64px 0;
  background: var(--c-ink);
}

.page-about .about-honors__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 40px;
}

.page-about .about-honors__main {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
  margin: 0;
  padding: 28px 24px;
  background: var(--c-deep);
  border: 3px solid var(--c-border);
  box-shadow: var(--shadow-card);
}

.page-about .about-honors__badge {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-paper);
  color: var(--c-orange);
  border: 2px solid var(--c-dark);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
}

.page-about .about-honors__badge svg {
  width: 40px;
  height: 40px;
}

.page-about .about-honors__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--s-h4);
  color: var(--c-white);
}

.page-about .about-honors__main p {
  margin: 0;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-about .about-honors__side {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-about .about-honors__item {
  margin: 0;
  padding: 20px;
  background: var(--c-deep);
  border: 2px solid var(--c-border);
  box-shadow: var(--shadow-card);
}

.page-about .about-honors__item-title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--c-orange);
}

.page-about .about-honors__item p {
  margin: 0;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-about .about-honors__figure {
  margin: 36px auto 0;
  max-width: 320px;
}

.page-about .about-honors__img {
  display: block;
  width: 100%;
  height: auto;
  border: 3px solid var(--c-border);
  box-shadow: var(--shadow-card);
  filter: drop-shadow(0 0 14px rgba(57, 255, 20, 0.12));
}

/* ===== CTA ===== */
.page-about .about-cta {
  padding: 64px 0;
  background: var(--c-deep);
}

.page-about .about-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 32px 28px;
  background: var(--c-ink);
  border: 3px solid var(--c-border);
  box-shadow: var(--shadow-card);
}

.page-about .about-cta__title {
  margin: 8px 0 12px;
  font-family: var(--font-head);
  font-size: var(--s-h3);
  color: var(--c-white);
}

.page-about .about-cta__text p {
  margin: 0;
  line-height: 1.7;
  color: var(--c-mist);
}

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

/* ===== 悬停增强 ===== */
@media (hover: hover) {
  .page-about .about-team__card,
  .page-about .about-timeline__card,
  .page-about .about-honors__item,
  .page-about .about-cta__inner {
    transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
  }

  .page-about .about-team__card:hover,
  .page-about .about-timeline__card:hover,
  .page-about .about-honors__item:hover {
    transform: translateY(-3px);
    border-color: var(--c-neon);
    box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.3);
  }
}

/* ===== 响应式增强 ===== */
@media (min-width: 640px) {
  .page-about .about-team__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .about-honors__main {
    flex-direction: row;
    align-items: center;
  }

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

@media (min-width: 860px) {
  .page-about .about-split__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
  }

  .page-about .about-timeline__head {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
  }

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

  .page-about .about-timeline__svg {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about .about-timeline__item:nth-child(even) {
    justify-content: flex-end;
  }

  .page-about .about-timeline__node {
    left: calc(50% - 13px);
  }

  .page-about .about-timeline__card {
    width: 46%;
  }
}

@media (min-width: 960px) {
  .page-about .about-tech__grid {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: center;
  }

  .page-about .about-honors__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 28px;
  }

  .page-about .about-cta__inner {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }
}

/* ===== 减少动态效果偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}