.page-about {
  --about-accent: var(--neon);
  --about-warm: var(--orange);
  --about-aux: var(--purple);
  --about-line: rgba(57, 255, 20, 0.25);
  --about-card-r: 18px 4px 18px 4px;
}

/* 面包屑 —— 深色 hero 顶部的浅色变体 */
.page-about .breadcrumb {
  position: relative;
  z-index: 2;
  padding-top: 24px;
}

.page-about .breadcrumb__item {
  display: inline;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.85rem;
}

.page-about .breadcrumb__item + .breadcrumb__item::before {
  content: " / ";
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}

.page-about .breadcrumb__link {
  color: rgba(255, 255, 255, 0.62);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-about .breadcrumb__link:hover {
  color: var(--neon);
}

/* ========== 首屏 HERO ========== */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep-sea);
  background-image:
    radial-gradient(circle at 85% 12%, rgba(123, 47, 255, 0.2), transparent 46%),
    radial-gradient(circle at 10% 88%, rgba(57, 255, 20, 0.1), transparent 42%),
    linear-gradient(135deg, #0B1F3A 0%, #0D2B45 100%);
}

.page-about .about-hero::before {
  content: "AYX";
  position: absolute;
  right: -0.06em;
  bottom: -0.22em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(8rem, 22vw, 18rem);
  line-height: 1;
  letter-spacing: -0.05em;
  color: rgba(255, 255, 255, 0.025);
  pointer-events: none;
  user-select: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  padding: 40px 0 64px;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.12;
  color: var(--white);
  letter-spacing: -0.02em;
  margin: 10px 0 20px;
}

.page-about .about-hero__lead {
  max-width: 560px;
  margin: 0 0 28px;
  color: rgba(245, 247, 250, 0.82);
  font-size: 1.05rem;
  line-height: 1.7;
}

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

.page-about .about-hero__data {
  margin-top: 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(57, 255, 20, 0.22);
  border-radius: var(--radius-card);
  padding: 24px 20px;
  backdrop-filter: blur(10px);
}

.page-about .about-hero__data-label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-about .about-hero__stats {
  margin: 0;
  padding: 0;
}

.page-about .about-hero__stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.14);
}

.page-about .about-hero__stat:first-child {
  padding-top: 0;
}

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

.page-about .about-hero__stat dt {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.88rem;
}

.page-about .about-hero__stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--neon);
}

/* ========== 品牌起源 ========== */
.page-about .about-origin {
  background: var(--mist);
  position: relative;
}

.page-about .about-origin__grid {
  display: grid;
  gap: 36px;
  padding: 56px 0 64px;
}

.page-about .about-origin__text p {
  color: var(--slate);
  font-size: 1rem;
  line-height: 1.75;
  margin: 0 0 16px;
}

.page-about .about-origin__text .btn {
  margin-top: 8px;
}

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

.page-about .about-origin__figure {
  margin: 0;
  padding: 16px;
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-card);
  box-shadow: 0 16px 36px rgba(11, 31, 58, 0.09);
}

.page-about .about-origin__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px 2px 14px 2px;
}

.page-about .about-origin__figure figcaption {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--slate);
  font-family: var(--font-mono);
  text-align: center;
  letter-spacing: 0.04em;
}

/* ========== 发展里程碑 ========== */
.page-about .about-milestones {
  background: var(--white);
  padding: 56px 0 64px;
}

.page-about .about-milestones__header {
  max-width: 720px;
  margin-bottom: 36px;
}

.page-about .about-milestones__header .section-title {
  margin: 8px 0 0;
}

.page-about .about-milestones__layout {
  display: grid;
  gap: 40px;
}

.page-about .about-milestones__note {
  padding-top: 8px;
}

.page-about .about-milestones__note > p {
  margin: 0 0 16px;
  color: var(--slate);
  line-height: 1.75;
}

.page-about .about-milestones__highlight {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--deep-sea);
  background: rgba(57, 255, 20, 0.08);
  border-left: 3px solid var(--neon);
  padding: 12px 16px;
  border-radius: 0 12px 12px 0;
}

/* 竖直时间线 */
.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--neon) 0%, var(--purple) 100%);
  opacity: 0.55;
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 44px;
  margin-bottom: 20px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--deep-sea);
  border: 3px solid var(--neon);
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.14);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .about-timeline__item:hover::before {
  transform: scale(1.25);
  box-shadow: 0 0 0 8px rgba(57, 255, 20, 0.18), 0 0 24px rgba(57, 255, 20, 0.5);
}

.page-about .about-timeline__year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--neon);
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.25);
  border-radius: 999px;
  padding: 2px 12px;
  margin-bottom: 8px;
  transition: background 0.2s ease;
}

.page-about .about-timeline__item:hover .about-timeline__year {
  background: rgba(57, 255, 20, 0.16);
}

.page-about .about-timeline__card {
  background: var(--white);
  border: 1px solid #e8ecf2;
  border-radius: var(--about-card-r);
  padding: 14px 18px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .about-timeline__item:hover .about-timeline__card {
  border-color: var(--neon);
  transform: translateX(5px);
  box-shadow: 0 10px 28px rgba(11, 31, 58, 0.08);
}

.page-about .about-timeline__card h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--deep-sea);
}

.page-about .about-timeline__card p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--slate);
  line-height: 1.6;
}

/* ========== 数据服务理念 ========== */
.page-about .about-philosophy {
  background: var(--deep-sea);
  background-image:
    radial-gradient(circle at 15% 10%, rgba(57, 255, 20, 0.08), transparent 40%),
    radial-gradient(circle at 90% 90%, rgba(123, 47, 255, 0.16), transparent 44%);
  position: relative;
  padding: 56px 0 64px;
}

.page-about .about-philosophy__header {
  max-width: 760px;
  margin-bottom: 36px;
}

.page-about .about-philosophy__header .eyebrow {
  color: var(--neon);
}

.page-about .about-philosophy__header .section-title {
  color: var(--white);
}

.page-about .about-philosophy__lead {
  margin: 16px 0 0;
  color: rgba(245, 247, 250, 0.78);
  font-size: 1.02rem;
  line-height: 1.7;
}

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

.page-about .about-philosophy__item {
  position: relative;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  padding: 30px 24px 26px;
  overflow: hidden;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-about .about-philosophy__item:hover {
  border-color: rgba(57, 255, 20, 0.35);
  background: rgba(255, 255, 255, 0.07);
}

.page-about .about-philosophy__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--deep-sea);
  background: var(--neon);
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 20px;
}

.page-about .about-philosophy__item:nth-child(2) .about-philosophy__num {
  background: var(--orange);
}

.page-about .about-philosophy__item:nth-child(3) .about-philosophy__num {
  background: var(--purple);
}

.page-about .about-philosophy__item h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--white);
}

.page-about .about-philosophy__item p {
  margin: 0;
  color: rgba(245, 247, 250, 0.7);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ========== 技术团队 ========== */
.page-about .about-team {
  background: var(--mist);
}

.page-about .about-team__grid {
  display: grid;
  gap: 36px;
  padding: 56px 0 64px;
}

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

.page-about .about-team__figure {
  margin: 0;
  padding: 14px;
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-card);
  box-shadow: 0 16px 36px rgba(11, 31, 58, 0.1);
}

.page-about .about-team__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px 2px 14px 2px;
  filter: saturate(0.85);
}

.page-about .about-team__figure figcaption {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--slate);
  font-family: var(--font-mono);
  text-align: center;
  letter-spacing: 0.04em;
}

.page-about .about-team__content p {
  color: var(--slate);
  line-height: 1.75;
  margin: 0 0 18px;
}

.page-about .about-team__skills {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-team__skills li {
  position: relative;
  padding-left: 28px;
  font-size: 0.95rem;
  color: var(--deep-sea);
}

.page-about .about-team__skills li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(57, 255, 20, 0.2);
  border: 2px solid var(--neon);
  box-shadow: 0 0 0 3px rgba(57, 255, 20, 0.08);
}

/* ========== 资质荣誉 ========== */
.page-about .about-awards {
  background: var(--white);
}

.page-about .about-awards__layout {
  display: grid;
  gap: 36px;
  padding: 56px 0 64px;
}

.page-about .about-awards__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-about .about-awards__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 16px;
  background: var(--mist);
  border: 1px solid #e8ecf2;
  border-left: 3px solid var(--neon);
  border-radius: 0 16px 16px 0;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .about-awards__item:nth-child(2) {
  border-left-color: var(--orange);
}

.page-about .about-awards__item:nth-child(3) {
  border-left-color: var(--purple);
}

.page-about .about-awards__item:hover {
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(11, 31, 58, 0.08);
}

.page-about .about-awards__badge {
  flex: 0 0 auto;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--deep-sea);
  background: var(--white);
  border: 2px solid var(--neon);
  border-radius: 999px;
  padding: 6px 12px;
  min-width: 56px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .about-awards__item:hover .about-awards__badge {
  transform: scale(1.08);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.35);
}

.page-about .about-awards__badge--cup {
  border-color: var(--orange);
}

.page-about .about-awards__item:nth-child(2):hover .about-awards__badge {
  box-shadow: 0 0 20px rgba(255, 111, 0, 0.3);
}

.page-about .about-awards__badge--hand {
  border-color: var(--purple);
}

.page-about .about-awards__item:nth-child(3):hover .about-awards__badge {
  box-shadow: 0 0 20px rgba(123, 47, 255, 0.3);
}

.page-about .about-awards__content h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--deep-sea);
}

.page-about .about-awards__content p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--slate);
  line-height: 1.6;
}

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

.page-about .about-awards__figure {
  margin: 0;
  padding: 14px;
  background: var(--mist);
  border: 1px solid #e8ecf2;
  border-radius: var(--radius-card);
  box-shadow: 0 16px 36px rgba(11, 31, 58, 0.08);
}

.page-about .about-awards__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px 2px 14px 2px;
}

.page-about .about-awards__figure figcaption {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--slate);
  font-family: var(--font-mono);
  text-align: center;
  letter-spacing: 0.04em;
}

/* ========== CTA ========== */
.page-about .about-cta {
  background: var(--deep-sea);
  background-image:
    radial-gradient(circle at 80% 20%, rgba(255, 111, 0, 0.14), transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(57, 255, 20, 0.08), transparent 42%);
  border-top: 1px solid rgba(57, 255, 20, 0.18);
  position: relative;
  overflow: hidden;
}

.page-about .about-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--purple), var(--orange));
}

.page-about .about-cta__inner {
  text-align: center;
  padding: 64px 24px 72px;
}

.page-about .about-cta__inner h2 {
  margin: 0 0 32px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  line-height: 1.2;
  color: var(--white);
  letter-spacing: -0.01em;
}

.page-about .about-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ========== 桌面端布局 ========== */
@media (min-width: 960px) {
  .page-about .about-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    gap: 64px;
    align-items: center;
    min-height: 480px;
    padding: 40px 0 88px;
  }

  .page-about .about-hero__data {
    margin-top: 0;
    padding: 32px 28px;
  }

  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: 64px;
    align-items: center;
    padding: 80px 0 96px;
  }

  .page-about .about-milestones {
    padding: 80px 0 96px;
  }

  .page-about .about-milestones__layout {
    grid-template-columns: minmax(0, 0.62fr) minmax(0, 1.38fr);
    gap: 56px;
    align-items: flex-start;
  }

  .page-about .about-milestones__note {
    position: sticky;
    top: 112px;
  }

  .page-about .about-milestones__header {
    margin-bottom: 48px;
  }

  .page-about .about-timeline__item {
    padding-left: 56px;
    margin-bottom: 24px;
  }

  .page-about .about-timeline__card {
    padding: 18px 24px;
  }

  .page-about .about-philosophy {
    padding: 88px 0 96px;
  }

  .page-about .about-philosophy__header {
    margin-bottom: 48px;
  }

  .page-about .about-philosophy__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 64px;
    align-items: center;
    padding: 80px 0 96px;
  }

  .page-about .about-awards__layout {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 64px;
    align-items: center;
    padding: 80px 0 96px;
  }

  .page-about .about-cta__inner {
    padding: 88px 24px 96px;
  }
}

@media (max-width: 480px) {
  .page-about .about-hero__stat {
    flex-direction: column;
    gap: 2px;
  }

  .page-about .about-timeline__item {
    padding-left: 36px;
  }

  .page-about .about-awards__item {
    flex-direction: column;
    gap: 12px;
  }

  .page-about .about-awards__badge {
    min-width: 0;
    align-self: flex-start;
  }
}