.page-about {
  --about-card: #12161D;
  --about-card-2: #171B23;
  --about-line: rgba(199, 210, 217, 0.16);
  --about-ink-soft: rgba(8, 10, 15, 0.72);
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-display);
  letter-spacing: 0.01em;
  margin: 0;
}

.page-about p {
  margin: 0 0 14px;
  line-height: 1.7;
}

.page-about .breadcrumb {
  padding: 14px 0 0;
  font-size: 13px;
  color: var(--grey);
}

.page-about .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--line-strong);
}

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

.page-about .breadcrumb a:hover,
.page-about .breadcrumb a:focus-visible {
  color: var(--mint);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 48px;
  background:
    radial-gradient(115% 85% at 92% -15%, rgba(200, 16, 46, 0.45), transparent 62%),
    radial-gradient(85% 65% at -10% 108%, rgba(0, 229, 199, 0.14), transparent 62%),
    var(--ink);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -24%;
  width: 78%;
  height: 138%;
  transform: skewX(var(--skew));
  background: linear-gradient(158deg, rgba(200, 16, 46, 0.26), rgba(122, 10, 29, 0) 72%);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.page-about .about-hero-inner {
  position: relative;
  display: grid;
  gap: 30px;
}

.page-about .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mint);
  text-transform: uppercase;
}

.page-about .about-hero h1 {
  font-size: clamp(34px, 8vw, 62px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
  max-width: 16ch;
}

.page-about .about-hero .lead {
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.72;
  color: var(--smoke);
  margin-bottom: 22px;
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-hero-actions .btn {
  min-height: 44px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--pill);
  font-size: 14px;
  text-decoration: none;
}

.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.page-about .about-stat {
  padding: 14px 16px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-md);
  background: rgba(27, 31, 39, 0.62);
}

.page-about .about-stat dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grey);
  margin-bottom: 6px;
}

.page-about .about-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(20px, 5vw, 28px);
  line-height: 1.1;
  color: var(--mist);
  letter-spacing: -0.02em;
}

.page-about .about-stat:nth-child(1) dd {
  color: var(--mint);
}

.page-about .about-stat--wide {
  grid-column: 1 / -1;
}

/* ---------- 章节定位条 ---------- */
.page-about .about-jump {
  border-top: 1px solid var(--about-line);
  border-bottom: 1px solid var(--about-line);
  background: rgba(8, 10, 15, 0.92);
}

.page-about .about-jump-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .about-jump-inner::-webkit-scrollbar {
  display: none;
}

.page-about .about-jump-label {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--grey);
  padding-right: 4px;
}

.page-about .chip {
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border-radius: var(--pill);
  border: 1px solid var(--line-strong);
  color: var(--smoke);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .chip:hover,
.page-about .chip:focus-visible {
  color: var(--ink);
  background: var(--amber);
  border-color: var(--amber);
}

/* ---------- 通用章节 ---------- */
.page-about .section {
  padding: 52px 0;
  position: relative;
}

.page-about .section-head {
  margin-bottom: 26px;
}

.page-about .section-head h2 {
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.08;
  margin-bottom: 12px;
}

.page-about .section-head .lead {
  max-width: 60ch;
  color: var(--smoke);
  font-size: 16px;
  margin: 0;
}

.page-about .chapter {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-about .chapter-no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 7vw, 44px);
  line-height: 1;
  color: var(--red);
  letter-spacing: -0.03em;
}

.page-about .chapter h2 {
  font-size: clamp(24px, 5.4vw, 38px);
  line-height: 1.1;
}

.page-about .grid {
  display: grid;
  gap: 26px;
}

.page-about .media-frame {
  position: relative;
  margin: 0 0 26px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--about-line);
  background: var(--graphite);
}

.page-about .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: cover;
}

.page-about .media-frame[data-ratio="16x9"] {
  aspect-ratio: 16 / 9;
}

.page-about .media-frame[data-ratio="4x3"] {
  aspect-ratio: 4 / 3;
}

.page-about .media-frame[data-ratio="12x7"] {
  aspect-ratio: 12 / 7;
}

.page-about .media-frame--slant {
  clip-path: polygon(0 2%, 100% 0, 100% 100%, 0 98%);
}

.page-about .media-caption {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 9px 13px;
  border-radius: var(--radius-sm);
  background: rgba(8, 10, 15, 0.76);
  color: var(--smoke);
  font-size: 12px;
  line-height: 1.5;
  backdrop-filter: blur(6px);
}

/* ---------- 使命 ---------- */
.page-about .about-mission {
  background: linear-gradient(180deg, rgba(200, 16, 46, 0.06), transparent 42%);
}

.page-about .about-mission-copy p {
  color: var(--smoke);
  max-width: 64ch;
}

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

.page-about .panel-head {
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--about-line);
}

.page-about .panel-title {
  font-size: 17px;
  color: var(--mist);
  margin: 0;
}

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

.page-about .about-check li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--smoke);
}

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

.page-about .about-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--mint);
}

/* ---------- 直营体系 ---------- */
.page-about .about-direct {
  background: var(--about-card);
  border-top: 1px solid var(--about-line);
  border-bottom: 1px solid var(--about-line);
}

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

.page-about .direct-card {
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-md);
  background: linear-gradient(170deg, rgba(27, 31, 39, 0.9), rgba(8, 10, 15, 0.7));
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-about .direct-card:hover {
  border-color: rgba(0, 229, 199, 0.4);
  transform: translateY(-3px);
}

.page-about .direct-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--red-bright);
  margin-bottom: 10px;
}

.page-about .direct-card h3 {
  font-size: 21px;
  margin-bottom: 10px;
  color: var(--mist);
}

.page-about .direct-card p {
  font-size: 14px;
  color: var(--smoke);
  margin-bottom: 14px;
}

.page-about .tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: var(--pill);
  border: 1px solid var(--line-strong);
  font-size: 12px;
  color: var(--smoke);
  background: rgba(0, 229, 199, 0.08);
}

.page-about .tag--red {
  color: #FFD7DE;
  background: rgba(200, 16, 46, 0.22);
  border-color: rgba(200, 16, 46, 0.5);
}

.page-about .tag--amber {
  color: #1A1200;
  background: var(--amber);
  border-color: var(--amber);
  font-weight: 600;
}

/* ---------- 时间轴 ---------- */
.page-about .about-timeline-section {
  background:
    radial-gradient(70% 55% at 100% 0%, rgba(0, 229, 199, 0.08), transparent 60%),
    var(--ink);
}

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

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--red), var(--mint));
  opacity: 0.6;
}

.page-about .tl-item {
  position: relative;
  padding: 0 0 28px 34px;
}

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

.page-about .tl-node {
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--red);
  box-sizing: border-box;
}

.page-about .tl-item:last-child .tl-node {
  border-color: var(--mint);
  box-shadow: 0 0 0 4px rgba(0, 229, 199, 0.16);
}

.page-about .tl-year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(24px, 5.6vw, 34px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--mist);
  margin-bottom: 8px;
}

.page-about .tl-year em {
  font-style: normal;
  font-size: 0.55em;
  color: var(--grey);
  margin-left: 2px;
}

.page-about .tl-body h3 {
  font-size: 19px;
  margin-bottom: 6px;
  color: var(--mist);
}

.page-about .tl-body p {
  font-size: 14px;
  color: var(--smoke);
  margin-bottom: 10px;
  max-width: 52ch;
}

.page-about .about-timeline-figure {
  margin-bottom: 0;
}

/* ---------- 团队 ---------- */
.page-about .about-team {
  background: var(--mist);
  color: var(--ink);
  border-top: 1px solid var(--about-line);
}

.page-about .about-team .eyebrow--dark {
  color: var(--red);
}

.page-about .about-team h2 {
  color: var(--ink);
}

.page-about .about-team .section-head .lead {
  color: var(--about-ink-soft);
}

.page-about .about-team-figure {
  border-color: rgba(8, 10, 15, 0.12);
  background: var(--graphite);
}

.page-about .about-team-figure .media-caption {
  display: none;
}

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

.page-about .team-card {
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(8, 10, 15, 0.1);
  background: #FFFFFF;
  box-shadow: 0 10px 26px -22px rgba(8, 10, 15, 0.7);
}

.page-about .team-card h3 {
  font-size: 20px;
  color: var(--ink);
  margin-bottom: 8px;
}

.page-about .team-card p {
  font-size: 14px;
  color: var(--about-ink-soft);
  margin-bottom: 14px;
}

.page-about .about-team .tag {
  color: var(--red-deep);
  background: rgba(200, 16, 46, 0.09);
  border-color: rgba(200, 16, 46, 0.24);
}

.page-about .about-team .tag--amber {
  color: #1A1200;
  background: var(--amber);
  border-color: var(--amber);
}

/* ---------- 湖南运营 ---------- */
.page-about .about-hunan {
  background:
    radial-gradient(80% 70% at 0% 10%, rgba(0, 229, 199, 0.1), transparent 58%),
    var(--ink);
  border-top: 1px solid var(--about-line);
}

.page-about .about-hunan-grid p {
  color: var(--smoke);
  max-width: 60ch;
}

.page-about .about-hunan .btn {
  margin-top: 8px;
  min-height: 44px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--pill);
  font-size: 14px;
  text-decoration: none;
}

.page-about .about-hunan-panel {
  padding: 22px;
}

.page-about .about-meta li {
  display: grid;
  gap: 3px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--about-line);
}

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

.page-about .meta-k {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

.page-about .about-meta li span:last-child {
  font-size: 14px;
  color: var(--mist);
  word-break: break-word;
}

.page-about .about-note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--grey);
}

/* ---------- 承诺 ---------- */
.page-about .about-promise {
  background: linear-gradient(158deg, var(--red-deep), rgba(8, 10, 15, 0.96) 62%);
  border-top: 1px solid rgba(245, 247, 250, 0.14);
}

.page-about .promise-list {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
}

.page-about .promise-list li {
  position: relative;
  padding: 18px 18px 18px 42px;
  border-radius: var(--radius-md);
  background: rgba(8, 10, 15, 0.5);
  border: 1px solid rgba(245, 247, 250, 0.12);
}

.page-about .promise-dot {
  position: absolute;
  left: 18px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(0, 229, 199, 0.14);
}

.page-about .promise-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-about .promise-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--smoke);
}

.page-about .about-closing {
  padding-top: 24px;
  border-top: 1px solid rgba(245, 247, 250, 0.16);
}

.page-about .about-closing p {
  color: var(--smoke);
  font-size: 15px;
  max-width: 58ch;
  margin-bottom: 16px;
}

/* ---------- 动效兜底 ---------- */
.page-about [data-reveal] {
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  .page-about [data-reveal],
  .page-about .direct-card,
  .page-about .chip {
    transition: none !important;
  }
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-about .about-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-stat--wide {
    grid-column: auto;
  }

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

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

  .page-about .media-caption {
    left: 18px;
    right: auto;
    max-width: 60%;
    bottom: 18px;
    font-size: 13px;
  }
}

@media (min-width: 900px) {
  .page-about .breadcrumb {
    padding-top: 20px;
  }

  .page-about .about-hero {
    padding: 44px 0 72px;
  }

  .page-about .about-hero-inner {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: end;
    gap: 48px;
  }

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

  .page-about .about-stat--wide {
    grid-column: 1 / -1;
  }

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

  .page-about .grid--split {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 46px;
    align-items: start;
  }

  .page-about .about-mission-grid {
    align-items: start;
  }

  .page-about .about-timeline-figure {
    position: sticky;
    top: 28px;
  }

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

  .page-about .about-hunan-grid {
    align-items: start;
  }

  .page-about .direct-grid {
    gap: 18px;
  }

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

  .page-about .about-jump-inner {
    justify-content: flex-start;
    overflow: visible;
  }
}

@media (min-width: 1180px) {
  .page-about .about-hero h1 {
    max-width: 15ch;
  }

  .page-about .direct-card {
    padding: 26px 24px 24px;
  }
}
<<<END>>>