/* ============ page-about ============ */
.page-about {
  --about-num-size: clamp(3.25rem, 9vw, 6rem);
  --about-chapter-gap: clamp(4.5rem, 11vw, 9rem);
  --about-text: rgba(243, 235, 221, .84);
  --about-text-dim: rgba(243, 235, 221, .6);
  background: var(--ql-indigo);
  color: var(--about-text);
  overflow-x: hidden;
}

.page-about .ql-eyebrow {
  color: var(--ql-jade);
  letter-spacing: .18em;
  font-size: .8125rem;
  font-weight: 600;
}

.page-about .ql-text {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--about-text);
  margin: 0 0 1.1em;
}

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

.page-about .about-chapter__lead {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--about-text);
  max-width: 44ch;
  margin: 0 0 clamp(2rem, 5vw, 3.25rem);
}

/* ---------- 首屏 ---------- */
.page-about .about-intro {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3rem) 0 clamp(3rem, 8vw, 5.5rem);
  border-bottom: 1px solid var(--ql-line-soft);
  isolation: isolate;
}

.page-about .about-intro::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -12%;
  width: 62%;
  height: 180%;
  background: radial-gradient(closest-side, var(--ql-glow-gold), transparent 72%);
  opacity: .8;
  pointer-events: none;
  z-index: -1;
}

.page-about .about-intro__crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  font-size: .875rem;
  color: var(--about-text-dim);
  margin-bottom: clamp(1.75rem, 5vw, 3rem);
}

.page-about .about-intro__crumb a {
  color: var(--ql-jade);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ql-ease);
}

.page-about .about-intro__crumb a:hover,
.page-about .about-intro__crumb a:focus-visible {
  border-bottom-color: var(--ql-jade);
}

.page-about .about-intro__sep {
  color: var(--ql-stone);
}

.page-about .about-intro__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
}

.page-about .about-intro__title {
  font-family: var(--ql-font-display);
  font-weight: 800;
  font-size: clamp(2.05rem, 6.4vw, 3.9rem);
  line-height: 1.14;
  letter-spacing: .01em;
  color: var(--ql-ivory);
  margin: .75rem 0 1.35rem;
  max-width: 17ch;
}

.page-about .about-intro__lead {
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--about-text);
  max-width: 46ch;
  margin: 0;
}

.page-about .about-intro__aside {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  order: -1;
}

.page-about .about-seal {
  width: clamp(84px, 22vw, 132px);
  height: auto;
  color: var(--ql-gold);
  opacity: .85;
}

.page-about .about-stats {
  display: grid;
  gap: 1.25rem;
  margin: clamp(2.25rem, 6vw, 3.5rem) 0 0;
  padding-top: clamp(1.5rem, 4vw, 2.25rem);
  border-top: 1px solid var(--ql-line-soft);
}

.page-about .about-stats__item {
  display: flex;
  flex-direction: column-reverse;
  gap: .3rem;
}

.page-about .about-stats__num {
  font-family: var(--ql-font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2.125rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--ql-gold);
  margin: 0;
}

.page-about .about-stats__label {
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--about-text-dim);
  margin: 0;
}

/* ---------- 章节骨架 ---------- */
.page-about .about-chapter {
  position: relative;
  padding: var(--about-chapter-gap) 0;
}

.page-about .about-chapter + .about-chapter::before {
  content: "";
  position: absolute;
  top: 0;
  left: 7%;
  width: min(40%, 420px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ql-line-gold), transparent);
}

.page-about .about-chapter__head {
  max-width: 26ch;
  margin-bottom: clamp(2rem, 5.5vw, 3.5rem);
}

.page-about .about-chapter__num {
  display: block;
  font-family: var(--ql-font-mono);
  font-size: var(--about-num-size);
  font-weight: 700;
  line-height: .88;
  letter-spacing: .02em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ql-line-gold);
  margin-bottom: .9rem;
}

@supports not (-webkit-text-stroke: 1px #000) {
  .page-about .about-chapter__num {
    color: var(--ql-gold);
  }
}

.page-about .about-chapter__title {
  font-family: var(--ql-font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  line-height: 1.28;
  color: var(--ql-ivory);
  margin: .55rem 0 0;
}

.page-about .about-chapter__body {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 3rem);
}

.page-about .about-figure {
  margin: 0;
  border-radius: var(--ql-radius-media);
  overflow: hidden;
  background: var(--ql-indigo-2);
  position: relative;
  border: 1px solid var(--ql-line-soft);
}

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

.page-about .about-figure__caption {
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--about-text-dim);
  padding: .85rem 1.1rem 1rem;
  border-top: 1px solid var(--ql-line-soft);
}

.page-about .about-chapter__media.about-figure {
  margin-top: .5rem;
}

/* ---------- 品牌色卡 ---------- */
.page-about .about-marks {
  list-style: none;
  margin: 1.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.page-about .about-marks__item {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 1rem;
  align-items: start;
}

.page-about .about-marks__swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  margin-top: .38rem;
  flex: none;
}

.page-about .about-marks__swatch--indigo {
  background: linear-gradient(160deg, var(--ql-indigo-2), var(--ql-indigo));
  box-shadow: inset 0 0 0 1px var(--ql-line);
}

.page-about .about-marks__swatch--gold {
  background: linear-gradient(160deg, var(--ql-gold-light), var(--ql-gold));
}

.page-about .about-marks__swatch--jade {
  background: var(--ql-jade);
}

.page-about .about-marks__name {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--ql-ivory);
  margin: 0 0 .2rem;
}

.page-about .about-marks__desc {
  font-size: .875rem;
  line-height: 1.7;
  color: var(--about-text-dim);
  margin: 0;
}

/* ---------- 五类栏目索引 ---------- */
.page-about .about-lexicon {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ql-line-soft);
}

.page-about .about-lexicon__row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: .4rem;
  padding: 1.6rem 0 1.6rem 0;
  border-bottom: 1px solid var(--ql-line-soft);
  transition: background-color .35s var(--ql-ease), padding-left .35s var(--ql-ease);
}

.page-about .about-lexicon__row:hover {
  background: linear-gradient(90deg, rgba(231, 166, 60, .07), transparent 68%);
}

.page-about .about-lexicon__idx {
  font-family: var(--ql-font-mono);
  font-size: .875rem;
  font-weight: 600;
  color: var(--ql-gold);
  letter-spacing: .08em;
}

.page-about .about-lexicon__name {
  font-family: var(--ql-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ql-ivory);
  margin: 0;
  line-height: 1.4;
}

.page-about .about-lexicon__name a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--ql-line-gold);
  padding-bottom: .1em;
  transition: color .3s var(--ql-ease);
}

.page-about .about-lexicon__name a:hover,
.page-about .about-lexicon__name a:focus-visible {
  color: var(--ql-gold-light);
}

.page-about .about-lexicon__desc {
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--about-text);
  margin: 0;
}

/* ---------- 版本轨迹 ---------- */
.page-about .about-versions__figure {
  margin: 0 0 clamp(2.5rem, 6vw, 4rem);
  border-radius: var(--ql-radius-media);
  overflow: hidden;
  background: var(--ql-indigo-2);
  border: 1px solid var(--ql-line-soft);
}

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

.page-about .about-versions__figure .about-figure__caption {
  display: block;
}

.page-about .about-timeline {
  --tl-pad: 2.5rem;
  --tl-dot: 13px;
  position: relative;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: calc(var(--tl-pad) - 1.9rem + (var(--tl-dot) / 2));
  top: 1.2rem;
  bottom: 1.2rem;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--ql-line-gold) 6%, var(--ql-line-gold) 94%, transparent);
}

.page-about .about-timeline__list {
  padding-left: var(--tl-pad);
}

.page-about .about-timeline__item {
  position: relative;
  border-bottom: 1px solid var(--ql-line-soft);
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -1.9rem;
  top: 1.55rem;
  width: var(--tl-dot);
  height: var(--tl-dot);
  border-radius: 50%;
  background: var(--ql-gold);
  box-shadow: 0 0 0 4px var(--ql-glow-gold);
  z-index: 2;
}

.page-about .about-timeline__item--current::before {
  background: var(--ql-gold-light);
  box-shadow: 0 0 0 4px var(--ql-glow-gold), 0 0 22px var(--ql-glow-gold);
}

.page-about .about-timeline__trigger {
  display: block;
  width: 100%;
  padding: 1.35rem 0 1.35rem;
  background: none;
  border: 0;
  text-align: left;
  color: inherit;
  cursor: pointer;
  font: inherit;
  transition: color .3s var(--ql-ease);
}

.page-about .about-timeline__trigger:hover .about-timeline__phase,
.page-about .about-timeline__trigger:focus-visible .about-timeline__phase {
  color: var(--ql-gold-light);
}

.page-about .about-timeline__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .75rem;
  margin-bottom: .5rem;
}

.page-about .about-timeline__seq {
  font-family: var(--ql-font-mono);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--ql-jade);
}

.page-about .about-timeline__phase {
  font-family: var(--ql-font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--ql-ivory);
  transition: color .3s var(--ql-ease);
}

.page-about .about-timeline__sum {
  display: block;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--about-text-dim);
}

.page-about .about-timeline__panel {
  padding: 0 0 1.5rem;
}

.page-about .about-timeline__panel .ql-text {
  font-size: .9375rem;
  max-width: 62ch;
}

/* ---------- 团队标签页 ---------- */
.page-about .about-teams {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .about-teams__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  border: 0;
  padding: 0;
  margin-bottom: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-about .about-teams__tab {
  font-family: var(--ql-font-body);
  font-size: .9375rem;
  line-height: 1.2;
  padding: .7rem 1.35rem;
  border-radius: var(--ql-radius-pill);
  border: 1px solid var(--ql-line);
  background: rgba(22, 36, 74, .62);
  color: var(--about-text);
  cursor: pointer;
  transition: color .3s var(--ql-ease), border-color .3s var(--ql-ease), background-color .3s var(--ql-ease);
}

.page-about .about-teams__tab:hover,
.page-about .about-teams__tab:focus-visible {
  border-color: var(--ql-line-gold);
  color: var(--ql-gold-light);
}

.page-about .about-teams__tab[aria-selected="true"] {
  border-color: var(--ql-line-gold);
  background: rgba(231, 166, 60, .14);
  color: var(--ql-gold-light);
  font-weight: 600;
}

.page-about .about-teams__panel {
  padding: clamp(1.5rem, 4vw, 2.25rem);
  border-radius: var(--ql-radius-card);
  background: linear-gradient(155deg, var(--ql-indigo-2), rgba(14, 23, 48, .5));
  border: 1px solid var(--ql-line-soft);
}

.page-about .about-teams__grid {
  display: grid;
  gap: 1.5rem;
}

.page-about .about-teams__name {
  font-family: var(--ql-font-display);
  font-size: 1.3125rem;
  font-weight: 700;
  color: var(--ql-ivory);
  margin: 0 0 .75rem;
}

.page-about .about-teams__duties {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-about .about-teams__duties li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--about-text);
}

.page-about .about-teams__duties li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ql-jade);
  opacity: .85;
}

/* ---------- 贵州取材 ---------- */
.page-about .about-guizhou__figure {
  margin: 0 0 clamp(2rem, 5vw, 3.25rem);
  position: relative;
  background: var(--ql-indigo-2);
  border-top: 1px solid var(--ql-line-soft);
  border-bottom: 1px solid var(--ql-line-soft);
}

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

.page-about .about-guizhou__figure .about-figure__caption {
  display: block;
  padding-left: max(1.25rem, calc((100% - var(--ql-container)) / 2 + 1.25rem));
  padding-right: max(1.25rem, calc((100% - var(--ql-container)) / 2 + 1.25rem));
}

.page-about .about-guizhou__body {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 3rem);
}

.page-about .about-guizhou__notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ql-line-soft);
}

.page-about .about-guizhou__notes li {
  display: grid;
  gap: .25rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--ql-line-soft);
}

.page-about .about-guizhou__note-name {
  font-family: var(--ql-font-mono);
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ql-clay);
}

.page-about .about-guizhou__note-desc {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--about-text);
}

/* ---------- 供稿与合作 ---------- */
.page-about .about-collab {
  display: grid;
  gap: 1.5rem;
}

.page-about .about-collab__item {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2rem);
  border-radius: var(--ql-radius-card);
  background: rgba(22, 36, 74, .55);
  border: 1px solid var(--ql-line-soft);
  overflow: hidden;
}

.page-about .about-collab__item::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ql-gold), transparent 70%);
  opacity: .7;
}

.page-about .about-collab__idx {
  display: block;
  font-family: var(--ql-font-mono);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--ql-jade);
  margin-bottom: .75rem;
}

.page-about .about-collab__name {
  font-family: var(--ql-font-display);
  font-size: 1.3125rem;
  font-weight: 700;
  color: var(--ql-ivory);
  margin: 0 0 .7rem;
}

.page-about .about-collab__desc {
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--about-text);
  margin: 0;
}

.page-about .about-collab__links {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: clamp(2rem, 5vw, 3rem);
}

/* ---------- 收尾 ---------- */
.page-about .about-cta {
  padding: clamp(3.5rem, 9vw, 6rem) 0 clamp(4rem, 10vw, 7rem);
}

.page-about .about-cta__inner {
  position: relative;
  padding: clamp(2rem, 6vw, 3.5rem);
  border-radius: var(--ql-radius-card);
  background: linear-gradient(140deg, rgba(22, 36, 74, .95), rgba(14, 23, 48, .85));
  border: 1px solid var(--ql-line-gold);
  overflow: hidden;
}

.page-about .about-cta__glow {
  position: absolute;
  top: -60%;
  right: -10%;
  width: 55%;
  height: 200%;
  background: radial-gradient(closest-side, var(--ql-glow-gold), transparent 70%);
  pointer-events: none;
}

.page-about .about-cta__title {
  position: relative;
  font-family: var(--ql-font-display);
  font-size: clamp(1.5rem, 4.2vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ql-ivory);
  margin: 0 0 1rem;
  max-width: 22ch;
}

.page-about .about-cta__text {
  position: relative;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--about-text);
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
  max-width: 46ch;
}

.page-about .about-cta__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
}

/* ============ 响应式 ============ */
@media (min-width: 620px) {
  .page-about .about-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 760px) {
  .page-about .about-lexicon__row {
    grid-template-columns: 3.5rem minmax(7rem, 13rem) minmax(0, 1fr);
    align-items: baseline;
    column-gap: 1.75rem;
    padding-top: 1.9rem;
    padding-bottom: 1.9rem;
  }

  .page-about .about-lexicon__row:nth-child(2) {
    padding-left: 2.5rem;
  }

  .page-about .about-lexicon__row:nth-child(4) {
    padding-left: 1.25rem;
  }

  .page-about .about-lexicon__row:nth-child(5) {
    padding-left: 3.25rem;
  }

  .page-about .about-lexicon__row:nth-child(2):hover {
    padding-left: 2.9rem;
  }

  .page-about .about-lexicon__row:nth-child(4):hover {
    padding-left: 1.65rem;
  }

  .page-about .about-lexicon__row:nth-child(5):hover {
    padding-left: 3.65rem;
  }

  .page-about .about-guizhou__body {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    column-gap: 3rem;
    align-items: start;
  }

  .page-about .about-guizhou__notes {
    border-top: 1px solid var(--ql-line-soft);
  }

  .page-about .about-teams__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    column-gap: 2.75rem;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-about .about-intro__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: center;
    column-gap: 3rem;
  }

  .page-about .about-intro__aside {
    order: 0;
    justify-content: flex-end;
  }

  .page-about .about-intro__title {
    font-size: clamp(2.6rem, 4.6vw, 3.9rem);
  }

  .page-about .about-chapter__body {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 2.5rem;
    align-items: start;
  }

  .page-about .about-chapter__text {
    grid-column: 1 / span 5;
  }

  .page-about .about-chapter__media {
    grid-column: 7 / span 6;
    margin-top: 3.5rem;
  }

  .page-about .about-timeline {
    --tl-pad: 6rem;
  }

  .page-about .about-versions__figure {
    margin-left: 2rem;
  }

  .page-about .about-collab {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 1.5rem;
    row-gap: 0;
    align-items: start;
  }

  .page-about .about-collab__item:nth-child(1) {
    grid-column: 1 / span 5;
  }

  .page-about .about-collab__item:nth-child(2) {
    grid-column: 7 / span 4;
    margin-top: 3.5rem;
  }

  .page-about .about-collab__item:nth-child(3) {
    grid-column: 4 / span 6;
    margin-top: 1.5rem;
  }
}

@media (min-width: 1100px) {
  .page-about .about-intro__title {
    font-size: 3.9rem;
  }

  .page-about .about-chapter__head {
    max-width: 30ch;
  }
}
<<<END>>>