.page-about {
  --about-line: rgba(143, 184, 177, 0.22);
  --about-line-strong: rgba(143, 184, 177, 0.42);
  --about-gap: 14px;
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

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

/* ---------- 面包屑 ---------- */
.page-about .about-crumb {
  padding-block: 18px 0;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  display: grid;
  gap: 26px;
  padding-block: 24px 48px;
}

.page-about .about-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.2vw, 58px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-about .about-hero__title span {
  color: var(--mint);
}

.page-about .about-hero__lede {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 32px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--about-line);
  list-style: none;
}

.page-about .about-stat {
  min-width: 0;
}

.page-about .about-stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 4.8vw, 28px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .about-stat__value--mint {
  color: var(--mint);
}

.page-about .about-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-about .about-hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  padding: 16px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background:
    radial-gradient(110% 90% at 78% 8%, rgba(102, 242, 194, 0.12), transparent 62%),
    linear-gradient(165deg, var(--panel) 0%, var(--ink) 82%);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

.page-about .about-hero__svg {
  width: 100%;
  height: auto;
  display: block;
}

.page-about .about-hero__caption {
  position: absolute;
  left: 18px;
  bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

/* ---------- 通用区块 ---------- */
.page-about .about-sec {
  padding-block: 44px;
}

.page-about .about-sec + .about-sec {
  border-top: 1px solid var(--about-line);
}

.page-about .about-sec__head {
  max-width: 640px;
}

.page-about .about-sec__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 34px);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-about .about-sec__text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 赛季路线 ---------- */
.page-about .about-history__media {
  margin: 26px 0 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .about-history__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-about .about-road {
  position: relative;
  margin-top: 28px;
  padding-left: 46px;
  display: grid;
  gap: 12px;
}

.page-about .about-road::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--moss) 0%, var(--clay) 52%, var(--arena) 100%);
  opacity: 0.6;
}

.page-about .about-stop {
  position: relative;
  padding: 14px 16px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-sm);
  background: linear-gradient(172deg, rgba(15, 42, 53, 0.92), rgba(6, 25, 35, 0.7));
  transition: border-color 0.28s var(--ease);
}

.page-about .about-stop[open],
.page-about .about-stop:hover {
  border-color: var(--about-line-strong);
}

.page-about .about-stop__mark {
  position: absolute;
  left: -46px;
  top: 14px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--moss);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  box-shadow: 0 0 0 4px var(--ink);
}

.page-about .about-stop__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding-right: 24px;
  list-style: none;
  cursor: pointer;
}

.page-about .about-stop__head::-webkit-details-marker {
  display: none;
}

.page-about .about-stop__head::marker {
  content: "";
}

.page-about .about-stop__head::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 12px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--mist);
}

.page-about .about-stop[open] .about-stop__head::after {
  content: "−";
  color: var(--mint);
}

.page-about .about-stop__season {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mint);
}

.page-about .about-stop__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-about .about-stop__body {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 内容方法 ---------- */
.page-about .about-method__grid {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

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

.page-about .about-method__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-about .about-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 16px;
  border-left: 2px solid var(--moss);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(15, 42, 53, 0.78), rgba(6, 25, 35, 0.28));
}

.page-about .about-step__num {
  grid-row: span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--arena);
}

.page-about .about-step__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.page-about .about-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- Bento 规模块 ---------- */
.page-about .about-bento {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-cell {
  position: relative;
  padding: 20px 18px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: linear-gradient(168deg, var(--panel), rgba(6, 25, 35, 0.72));
  overflow: hidden;
}

.page-about .about-cell--focus {
  background:
    radial-gradient(120% 100% at 90% 0%, rgba(102, 242, 194, 0.14), transparent 66%),
    linear-gradient(168deg, var(--panel), rgba(6, 25, 35, 0.8));
}

.page-about .about-cell__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(32px, 8vw, 52px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-about .about-cell--focus .about-cell__value {
  font-size: clamp(38px, 10vw, 68px);
  color: var(--mint);
}

.page-about .about-cell__value--sm {
  font-size: clamp(26px, 6vw, 36px);
  margin-top: 8px;
}

.page-about .about-cell__label {
  display: block;
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .about-dots {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  opacity: 0.7;
}

/* ---------- 案例卡片 ---------- */
.page-about .about-cases {
  margin-top: 30px;
}

.page-about .about-cases__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-cases__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
}

.page-about .about-cases__note {
  margin: 0;
  font-size: 13px;
  color: var(--mint);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-about .about-cases__link {
  margin-left: auto;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--about-line-strong);
  padding-bottom: 2px;
}

.page-about .about-cases__link:hover {
  color: var(--paper);
  border-bottom-color: var(--mint);
}

.page-about .about-case-grid {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-case {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-sm);
  background: rgba(15, 42, 53, 0.58);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-about .about-case:hover {
  transform: translateY(-3px);
  border-color: var(--edge-mint);
}

.page-about .about-case__tag {
  align-self: flex-start;
  padding: 3px 9px;
  border: 1px solid var(--about-line-strong);
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-about .about-case__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
}

.page-about .about-case__meta {
  margin: auto 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

/* ---------- 团队与协作 ---------- */
.page-about .about-net {
  display: grid;
  gap: 24px;
  margin-top: 26px;
}

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

.page-about .about-role {
  padding: 14px 16px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-sm);
  background: rgba(15, 42, 53, 0.5);
}

.page-about .about-role__name {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
}

.page-about .about-role__text {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .about-net__figure {
  padding: 18px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(15, 42, 53, 0.7), rgba(6, 25, 35, 0.4));
}

.page-about .about-net__svg {
  width: 100%;
  height: auto;
  display: block;
}

.page-about .about-net__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 质量机制 ---------- */
.page-about .about-q {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-q__item {
  padding: 16px;
  border-top: 2px solid var(--clay);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: rgba(15, 42, 53, 0.45);
}

.page-about .about-q__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--arena);
}

.page-about .about-q__t {
  margin: 8px 0 0;
  font-size: 15px;
  font-weight: 700;
}

.page-about .about-q__d {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .about-quality__foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-about .about-quality__foot a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--edge-mint);
}

.page-about .about-quality__foot a:hover {
  color: var(--paper);
}

/* ---------- 版本速览 ---------- */
.page-about .about-quickref__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 20px;
}

.page-about .about-quickref__title {
  margin: 0;
  font-size: clamp(20px, 4.2vw, 28px);
}

.page-about .about-quickref__link {
  font-size: 13px;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--edge-mint);
  padding-bottom: 2px;
}

.page-about .about-quickref__link:hover {
  color: var(--paper);
}

.page-about .about-quickref__grid {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-quickref__item {
  padding: 14px;
  border: 1px dashed var(--about-line-strong);
  border-radius: var(--radius-sm);
  background: rgba(6, 25, 35, 0.5);
}

.page-about .about-quickref__k {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-quickref__v {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 海南运营 ---------- */
.page-about .about-base {
  display: grid;
  gap: 22px;
  align-items: center;
}

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

.page-about .about-base__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-about .about-base__list {
  margin: 22px 0 0;
  display: grid;
  gap: 12px;
}

.page-about .about-base__row {
  display: grid;
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--about-line);
}

.page-about .about-base__row dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--moss);
}

.page-about .about-base__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-about .about-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 820px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
    gap: 44px;
    padding-block: 40px 72px;
  }

  .page-about .about-sec {
    padding-block: 64px;
  }

  .page-about .about-method__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
    gap: 36px;
  }

  .page-about .about-road {
    padding-left: 58px;
  }

  .page-about .about-stop__mark {
    left: -58px;
  }

  .page-about .about-bento {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 14px;
  }

  .page-about .about-cell--a {
    grid-column: span 4;
  }

  .page-about .about-cell--b {
    grid-column: span 2;
  }

  .page-about .about-cell--c {
    grid-column: span 2;
  }

  .page-about .about-cell--d {
    grid-column: span 2;
  }

  .page-about .about-cell--e {
    grid-column: span 2;
  }

  .page-about .about-net {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 38px;
  }

  .page-about .about-base {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 40px;
  }

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

@media (min-width: 1040px) {
  .page-about .about-case-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-about .about-case,
  .page-about .about-stop {
    transition: none;
  }

  .page-about .about-case:hover {
    transform: none;
  }
}
<<<END>>>