.page-about {
  background: var(--mx-ink);
  color: var(--mx-white);
  font-family: var(--mx-font-body);
  overflow-x: hidden;
}

.page-about .about-link {
  color: var(--mx-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.45);
}

.page-about .about-link:hover,
.page-about .about-link:focus-visible {
  color: var(--mx-orange);
  border-bottom-color: var(--mx-orange);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding: calc(var(--mx-header-h) + 26px) 0 clamp(30px, 5vw, 54px);
  background:
    radial-gradient(120% 90% at 88% -20%, rgba(53, 224, 208, 0.16), transparent 62%),
    radial-gradient(90% 80% at 0% 0%, rgba(139, 92, 246, 0.12), transparent 58%),
    linear-gradient(180deg, #0A1628 0%, #0C1D35 58%, #0A1628 100%);
  border-bottom: 1px solid var(--mx-line);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(42, 70, 100, 0.34) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 70, 100, 0.22) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

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

.page-about .about-hero__split {
  display: grid;
  gap: clamp(24px, 5vw, 44px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-about .about-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--mx-mute);
}

.page-about .about-hero__no {
  color: var(--mx-orange);
  padding: 3px 8px;
  border: 1px solid rgba(255, 122, 61, 0.45);
  letter-spacing: 0.14em;
}

.page-about .about-hero__title {
  margin: 0;
  font-family: var(--mx-font-display);
  font-weight: 700;
  font-size: clamp(2rem, 8vw, 4rem);
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--mx-white);
}

.page-about .about-hero__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: clamp(0.95rem, 2.6vw, 1.05rem);
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.82);
}

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

.page-about .about-hero__visual {
  position: relative;
  margin: 0;
}

.page-about .about-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(42, 70, 100, 0.9);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-about .about-hero__visual figcaption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--mx-mute-2);
}

.page-about .about-hero__tag {
  font-family: var(--mx-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--mx-ink);
  background: var(--mx-cyan);
  padding: 3px 9px;
}

.page-about .about-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(28px, 5vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: rgba(42, 70, 100, 0.7);
  border: 1px solid rgba(42, 70, 100, 0.7);
}

.page-about .about-facts__item {
  background: rgba(10, 22, 40, 0.86);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-about .about-facts__n {
  font-size: clamp(1.2rem, 4vw, 1.6rem);
  color: var(--mx-cyan);
  letter-spacing: 0.02em;
}

.page-about .about-facts__k {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--mx-mute);
}

/* ---------- 主体两栏 ---------- */
.page-about .about-shell {
  padding: clamp(34px, 6vw, 76px) 0 clamp(48px, 9vw, 100px);
}

.page-about .about-shell__inner {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
}

.page-about .about-index__title {
  margin: 0 0 14px;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--mx-mute-2);
}

.page-about .about-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--mx-line);
}

.page-about .about-index__item {
  border-bottom: 1px solid rgba(42, 70, 100, 0.55);
}

.page-about .about-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 8px 11px 10px;
  color: rgba(243, 235, 221, 0.78);
  text-decoration: none;
  font-size: 0.86rem;
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-about .about-index__num {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--mx-mute-2);
  flex: 0 0 auto;
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  color: var(--mx-white);
  border-left-color: var(--mx-orange);
  background: rgba(16, 35, 61, 0.75);
}

.page-about .about-index__link:hover .about-index__num,
.page-about .about-index__link:focus-visible .about-index__num {
  color: var(--mx-orange);
}

.page-about .about-index__note {
  margin: 16px 0 0;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--mx-mute-2);
}

/* ---------- 章节 ---------- */
.page-about .about-chapter {
  margin-top: clamp(34px, 6vw, 62px);
  padding-top: clamp(24px, 4vw, 36px);
  border-top: 1px solid var(--mx-line);
  scroll-margin-top: calc(var(--mx-header-h) + 20px);
}

.page-about .about-chapter:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-about .about-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px 16px;
  align-items: start;
  margin-bottom: clamp(16px, 3vw, 24px);
}

.page-about .about-chapter__num {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mx-orange);
  padding-top: 0.55em;
}

.page-about .about-chapter__title {
  margin: 0;
  font-family: var(--mx-font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 5vw, 2.3rem);
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--mx-white);
}

.page-about .about-chapter__lede {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mx-cyan);
  max-width: 56ch;
}

.page-about .about-prose p {
  margin: 0 0 1em;
  max-width: 64ch;
  font-size: 0.95rem;
  line-height: 1.9;
  color: rgba(243, 235, 221, 0.8);
}

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

.page-about .about-note {
  margin: 18px 0 0;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--mx-mute-2);
  line-height: 1.8;
}

/* 奶油出版块 */
.page-about .about-quote {
  margin: clamp(20px, 4vw, 32px) 0;
  padding: clamp(20px, 4vw, 34px);
  background: var(--mx-cream);
  color: var(--mx-brown);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-about .about-quote__text {
  margin: 0;
  font-family: var(--mx-font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 4.2vw, 1.65rem);
  line-height: 1.45;
  letter-spacing: 0.01em;
}

.page-about .about-quote__cite {
  display: block;
  margin-top: 14px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--mx-brick);
  font-style: normal;
}

/* ---------- 时间线 ---------- */
.page-about .about-track {
  position: relative;
  margin: 0;
  padding: 6px 0 0 26px;
  list-style: none;
}

.page-about .about-track::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--mx-cyan), rgba(42, 70, 100, 0.9) 60%, transparent);
}

.page-about .about-track__item {
  position: relative;
  padding-bottom: clamp(20px, 3.4vw, 28px);
}

.page-about .about-track__item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--mx-ink);
  border: 1px solid var(--mx-cyan);
  transform: rotate(45deg);
}

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

.page-about .about-track__year {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--mx-orange);
}

.page-about .about-track__name {
  margin: 6px 0 6px;
  font-family: var(--mx-font-display);
  font-weight: 700;
  font-size: clamp(1.02rem, 3.6vw, 1.2rem);
  line-height: 1.35;
  color: var(--mx-white);
}

.page-about .about-track__desc {
  margin: 0;
  max-width: 60ch;
  font-size: 0.9rem;
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.76);
}

.page-about .about-track__tag {
  display: inline-block;
  margin-top: 10px;
}

/* ---------- 图片块 ---------- */
.page-about .about-figure {
  margin: clamp(20px, 4vw, 30px) 0 0;
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(42, 70, 100, 0.9);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-about .about-figure figcaption {
  margin-top: 10px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--mx-mute-2);
}

/* ---------- 团队数据 ---------- */
.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(18px, 3vw, 26px) 0;
  padding: 0;
  list-style: none;
  background: rgba(42, 70, 100, 0.75);
  border: 1px solid rgba(42, 70, 100, 0.75);
}

.page-about .about-stats__cell {
  background: var(--mx-panel);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-about .about-stats__n {
  font-family: var(--mx-font-mono);
  font-size: clamp(1.4rem, 4.6vw, 1.9rem);
  line-height: 1;
  color: var(--mx-cyan);
}

.page-about .about-stats__k {
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--mx-mute);
}

/* ---------- 适配清单 ---------- */
.page-about .about-spec {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--mx-line);
}

.page-about .about-spec__row {
  display: grid;
  gap: 6px 20px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(42, 70, 100, 0.6);
}

.page-about .about-spec__k {
  font-family: var(--mx-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mx-cyan);
}

.page-about .about-spec__v {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.8);
}

/* ---------- 生态 ---------- */
.page-about .about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(16px, 3vw, 24px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-tags__item {
  font-family: var(--mx-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mx-white);
  padding: 7px 12px;
  border: 1px solid rgba(139, 92, 246, 0.5);
  background: rgba(139, 92, 246, 0.1);
}

.page-about .about-honor {
  margin-top: clamp(18px, 3vw, 26px);
  padding: 18px 20px;
  border-left: 3px solid var(--mx-orange);
  background: linear-gradient(90deg, rgba(255, 122, 61, 0.12), rgba(16, 35, 61, 0.2));
}

.page-about .about-honor__label {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--mx-orange);
}

.page-about .about-honor__text {
  margin: 8px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mx-white);
}

/* ---------- 节奏 ---------- */
.page-about .about-rhythm {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: clamp(18px, 3vw, 26px) 0;
}

.page-about .about-rhythm__card {
  padding: 16px 14px;
  background: var(--mx-panel);
  border: 1px solid rgba(42, 70, 100, 0.85);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-about .about-rhythm__k {
  margin: 0;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: var(--mx-mute-2);
}

.page-about .about-rhythm__v {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--mx-white);
}

/* ---------- 结尾行动 ---------- */
.page-about .about-cta {
  margin-top: clamp(34px, 6vw, 62px);
  padding: clamp(24px, 4.5vw, 40px);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(53, 224, 208, 0.16), transparent 62%),
    var(--mx-panel);
  border: 1px solid rgba(42, 70, 100, 0.95);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
  display: grid;
  gap: clamp(20px, 3.5vw, 30px);
}

.page-about .about-cta__title {
  margin: 0;
  font-family: var(--mx-font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 4.6vw, 1.9rem);
  line-height: 1.25;
  color: var(--mx-white);
}

.page-about .about-cta__text {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.8);
}

.page-about .about-cta__mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 16px 0 0;
  font-size: 0.82rem;
  color: var(--mx-cyan);
  word-break: break-all;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-about .about-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-spec__row {
    grid-template-columns: 116px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-about .about-rhythm {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-about .about-shell__inner {
    grid-template-columns: minmax(190px, 232px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(40px, 5vw, 76px);
  }

  .page-about .about-index {
    position: sticky;
    top: calc(var(--mx-header-h) + 26px);
  }

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

  .page-about .about-cta__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__link {
    transition: none;
  }
}
<<<END>>>