/* ===== 品牌档案 · page-about ===== */
.page-about{
  background: var(--wk-paper);
  color: var(--wk-night);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero{
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(120% 92% at 86% 10%, rgba(217,164,65,.22), transparent 58%),
    linear-gradient(158deg, #0F1A2B 0%, #16314C 52%, #0F1A2B 100%);
  color: var(--wk-white);
  padding: calc(var(--wk-head) + 26px) 0 70px;
}
.page-about .about-hero__glow{
  position: absolute;
  top: -26%;
  right: -18%;
  width: 76%;
  height: 152%;
  background: linear-gradient(118deg, rgba(23,195,178,.10) 0%, rgba(217,164,65,.15) 46%, rgba(217,164,65,0) 78%);
  transform: rotate(9deg);
  pointer-events: none;
  z-index: -1;
}
.page-about .about-hero .wk-breadcrumb__item,
.page-about .about-hero .wk-breadcrumb__item a{
  color: var(--wk-cloud);
}
.page-about .about-hero .wk-breadcrumb__item a:hover{
  color: var(--wk-gold);
}
.page-about .about-hero__grid{
  display: grid;
  gap: 34px;
  margin-top: 24px;
}
.page-about .about-hero .wk-eyebrow{
  color: var(--wk-gold);
}
.page-about .about-hero__title{
  font-size: clamp(32px, 6.6vw, 62px);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 12px 0 18px;
  color: var(--wk-white);
}
.page-about .about-hero__lede{
  color: rgba(255,253,248,.86);
  max-width: 44ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
}
.page-about .about-hero__acts{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-about .about-hero__panel{
  border: 1px solid rgba(217,164,65,.42);
  background: rgba(15,26,43,.52);
  padding: 20px 18px 22px;
}
.page-about .about-hero__panel-title{
  margin: 0 0 14px;
  font-family: var(--wk-font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--wk-gold);
}
.page-about .about-hero__stats{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-about .about-hero__stats li{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3px 14px;
  align-items: baseline;
  border-top: 1px solid rgba(142,151,166,.28);
  padding-top: 13px;
}
.page-about .about-hero__stat-k{
  grid-column: 1;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--wk-cloud);
}
.page-about .about-hero__stat-v{
  grid-column: 2;
  justify-self: end;
  font-family: var(--wk-font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--wk-white);
  border-bottom: 1px solid var(--wk-gold);
  padding-bottom: 3px;
}
.page-about .about-hero__stat-n{
  grid-column: 1 / -1;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--wk-cloud);
}

/* ---------- 长卷骨架 ---------- */
.page-about .about-body{
  padding-bottom: 36px;
}
.page-about .about-rail{
  display: none;
}
.page-about .about-flow{
  min-width: 0;
}
.page-about .about-chapter{
  border-top: 1px solid var(--wk-grey);
  padding: 50px 0 14px;
  scroll-margin-top: calc(var(--wk-head) + 26px);
}
.page-about .about-chapter:first-child{
  border-top: 0;
  padding-top: 44px;
}
.page-about .about-chapter__head{
  margin-bottom: 24px;
}
.page-about .about-chapter__no{
  display: inline-block;
  font-family: var(--wk-font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--wk-red);
  border-bottom: 1px solid var(--wk-red);
  padding-bottom: 4px;
  margin-bottom: 14px;
}
.page-about .about-chapter__head .wk-h2{
  max-width: 26ch;
  margin: 0;
}
.page-about .about-chapter__cols{
  display: grid;
  gap: 28px;
}
.page-about .about-chapter p.wk-prose{
  margin: 0 0 1.15em;
  max-width: 40em;
  line-height: 1.85;
}
.page-about .about-chapter p.wk-prose:last-child{
  margin-bottom: 0;
}
.page-about .about-lead-p{
  border-left: 3px solid var(--wk-gold);
  padding-left: 18px;
  max-width: 44em;
}

/* ---------- 图片 ---------- */
.page-about .about-figure{
  margin: 0;
}
.page-about .about-figure .wk-figure__frame{
  border: 1px solid var(--wk-grey);
  background: var(--wk-paper-2);
  overflow: hidden;
}
.page-about .about-figure img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-about .about-figure .wk-figure__caption{
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--wk-muted);
}

/* ---------- 悟空符号 ---------- */
.page-about .about-creed{
  display: grid;
  gap: 1px;
  background: var(--wk-grey);
  border: 1px solid var(--wk-grey);
  margin-top: 26px;
}
.page-about .about-creed__item{
  background: var(--wk-paper);
  padding: 22px 20px 24px;
}
.page-about .about-creed__item::before{
  content: "";
  display: block;
  width: 26px;
  height: 3px;
  background: var(--wk-red);
  margin-bottom: 14px;
}
.page-about .about-creed__item:nth-child(2)::before{
  background: var(--wk-gold);
}
.page-about .about-creed__item:nth-child(3)::before{
  background: var(--wk-jade);
}
.page-about .about-creed__item .wk-h3{
  margin: 0 0 10px;
  color: var(--wk-night);
}
.page-about .about-creed__item .wk-prose{
  margin: 0;
  font-size: 15px;
}

/* ---------- 团队构成 ---------- */
.page-about .about-crew{
  display: grid;
  gap: 1px;
  background: var(--wk-grey);
  border-top: 2px solid var(--wk-night);
  margin: 4px 0 24px;
}
.page-about .about-crew__cell{
  background: var(--wk-paper-2);
  padding: 26px 20px 28px;
}
.page-about .about-crew__num{
  display: block;
  font-family: var(--wk-font-mono);
  font-size: clamp(38px, 6vw, 52px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--wk-night);
}
.page-about .about-crew__unit{
  display: inline-block;
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--wk-red);
  border-bottom: 2px solid var(--wk-gold);
  padding-bottom: 3px;
  margin: 10px 0 12px;
}
.page-about .about-crew__cell .wk-prose{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
}
.page-about .about-crew__foot{
  border-left: 3px solid var(--wk-jade);
  padding-left: 16px;
  font-size: 15px;
}

/* ---------- 出稿节奏 ---------- */
.page-about .about-process{
  display: grid;
  gap: 30px;
  align-items: start;
}
.page-about .about-process__steps{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-about .about-process__step{
  background: var(--wk-paper-2);
  border-left: 3px solid var(--wk-red);
  padding: 18px 18px 18px 20px;
}
.page-about .about-process__step:nth-child(2){
  border-left-color: var(--wk-gold);
}
.page-about .about-process__step:nth-child(3){
  border-left-color: var(--wk-jade);
}
.page-about .about-process__idx{
  display: block;
  font-family: var(--wk-font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--wk-gold-deep);
  margin-bottom: 8px;
}
.page-about .about-process__step .wk-prose{
  margin: 0;
  font-size: 15px;
}

/* ---------- 服务版图 ---------- */
.page-about .about-map{
  display: grid;
  gap: 28px;
  align-items: start;
}
.page-about .about-map__list{
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-about .about-map__list li{
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  border: 1px solid var(--wk-grey);
  background: var(--wk-paper-2);
  padding: 9px 14px;
  font-size: 14px;
  color: var(--wk-night);
}
.page-about .about-map__rank{
  font-family: var(--wk-font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--wk-muted);
}
.page-about .about-map__list li:first-child{
  border-color: var(--wk-red);
}
.page-about .about-map__list li:first-child .about-map__rank{
  color: var(--wk-red);
}

/* ---------- 线下共建 ---------- */
.page-about .about-offline{
  display: grid;
  gap: 28px;
  align-items: start;
}
.page-about .about-offline__stats{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--wk-grey);
  border: 1px solid var(--wk-grey);
}
.page-about .about-offline__stat{
  background: var(--wk-night);
  padding: 20px 16px 22px;
}
.page-about .about-offline__n{
  display: block;
  font-family: var(--wk-font-mono);
  font-size: clamp(22px, 4vw, 28px);
  line-height: 1.1;
  color: var(--wk-gold);
}
.page-about .about-offline__l{
  display: block;
  margin-top: 7px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--wk-cloud);
}

/* ---------- 版本时间轴 ---------- */
.page-about .about-tl{
  list-style: none;
  margin: 8px 0 0;
  padding: 0 0 0 30px;
  position: relative;
}
.page-about .about-tl::before{
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--wk-jade) 0%, var(--wk-night) 55%, var(--wk-gold) 100%);
}
.page-about .about-tl__node{
  position: relative;
  padding-bottom: 30px;
}
.page-about .about-tl__node:last-child{
  padding-bottom: 4px;
}
.page-about .about-tl__node::before{
  content: "";
  position: absolute;
  left: -30px;
  top: 5px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--wk-gold);
  border-radius: 50%;
  background: var(--wk-paper);
  box-sizing: content-box;
}
.page-about .about-tl__ver{
  display: block;
  font-family: var(--wk-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--wk-jade);
  margin-bottom: 7px;
}
.page-about .about-tl__node .wk-h3{
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.5;
  color: var(--wk-night);
}
.page-about .about-tl__node .wk-prose{
  margin: 0 0 11px;
  font-size: 15px;
  max-width: 42em;
}
.page-about .about-tl__tag{
  display: inline-block;
  font-family: var(--wk-font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--wk-muted);
  border: 1px dashed var(--wk-grey);
  padding: 4px 10px;
  transition: color .25s ease, border-color .25s ease, background-color .25s ease;
}
.page-about .about-tl__node:hover .about-tl__tag,
.page-about .about-tl__node:focus-within .about-tl__tag{
  color: var(--wk-gold);
  border-color: var(--wk-gold);
  border-style: solid;
  background: var(--wk-night);
}

/* ---------- 资质信息 ---------- */
.page-about .about-trust{
  display: grid;
  gap: 28px;
  align-items: start;
}
.page-about .about-badge{
  display: flex;
  flex-direction: column;
  gap: 7px;
  max-width: 300px;
  border: 1.5px solid var(--wk-night);
  background: var(--wk-paper-2);
  padding: 18px 18px 20px;
  box-shadow: 7px 7px 0 0 var(--wk-grey);
}
.page-about .about-badge__k{
  font-family: var(--wk-font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--wk-red);
}
.page-about .about-badge__v{
  font-family: var(--wk-font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--wk-night);
  word-break: break-all;
}

/* ---------- 收尾 ---------- */
.page-about .about-next{
  position: relative;
  overflow: hidden;
  margin-top: 52px;
  padding: 56px 0 64px;
  background: var(--wk-night);
  color: var(--wk-white);
}
.page-about .about-next__arc{
  position: absolute;
  left: -6%;
  right: -6%;
  top: -46px;
  height: 92px;
  border-top: 2px solid var(--wk-gold);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  opacity: .75;
  pointer-events: none;
}
.page-about .about-next .wk-h2{
  margin: 0 0 14px;
  color: var(--wk-white);
}
.page-about .about-next .wk-prose{
  margin: 0;
  max-width: 46em;
  color: var(--wk-cloud);
}
.page-about .about-next__links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 26px;
}
.page-about .about-next__link{
  display: inline-block;
  font-family: var(--wk-font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--wk-gold);
  border-bottom: 1px solid rgba(217,164,65,.5);
  padding: 6px 2px;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, transform .2s ease;
}
.page-about .about-next__link:hover{
  color: var(--wk-white);
  border-color: var(--wk-white);
  transform: translateY(-2px);
}

/* ---------- 进入视口 ---------- */
.page-about [data-reveal]{
  opacity: 1;
  transform: none;
  transition: opacity .55s ease, transform .55s ease;
}

/* ---------- 窄屏不溢出 ---------- */
@media (max-width: 480px){
  .page-about .about-hero{
    padding-top: calc(var(--wk-head) + 18px);
    padding-bottom: 54px;
  }
  .page-about .about-hero__stat-v{
    font-size: 18px;
  }
  .page-about .about-offline__stats{
    grid-template-columns: minmax(0, 1fr);
  }
  .page-about .about-badge{
    max-width: 100%;
  }
}

/* ---------- 平板起：双栏 ---------- */
@media (min-width: 760px){
  .page-about .about-creed{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .about-crew{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .about-chapter__cols{
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .85fr);
    gap: 40px;
  }
  .page-about .about-process{
    grid-template-columns: minmax(0, .95fr) minmax(0, 1fr);
    gap: 40px;
  }
  .page-about .about-map{
    grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
    gap: 40px;
  }
  .page-about .about-offline{
    grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
    gap: 40px;
  }
  .page-about .about-trust{
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 40px;
  }
}

/* ---------- 桌面端：章节轨道吸附 ---------- */
@media (min-width: 1080px){
  .page-about .about-body{
    display: grid;
    grid-template-columns: 138px minmax(0, 1fr);
    gap: 0 44px;
    align-items: start;
  }
  .page-about .about-rail{
    display: flex;
    flex-direction: column;
    gap: 0;
    position: sticky;
    top: calc(var(--wk-head) + 40px);
    padding-top: 58px;
  }
  .page-about .about-rail .wk-rail__item{
    display: flex;
    align-items: center;
    gap: 9px;
    width: 100%;
    margin: 0;
    background: none;
    border: 0;
    border-left: 2px solid var(--wk-grey);
    padding: 10px 0 10px 12px;
    font: inherit;
    font-size: 13px;
    line-height: 1.4;
    color: var(--wk-muted);
    text-align: left;
    cursor: pointer;
    transition: color .25s ease, border-color .25s ease, padding-left .25s ease;
  }
  .page-about .about-rail .wk-rail__item:hover{
    color: var(--wk-night);
    border-left-color: var(--wk-gold);
  }
  .page-about .about-rail .wk-rail__item.is-visible{
    color: var(--wk-gold-deep);
    border-left-color: var(--wk-gold);
    padding-left: 18px;
    font-weight: 600;
  }
  .page-about .about-rail .wk-rail__num{
    font-family: var(--wk-font-mono);
    font-size: 11px;
    opacity: .82;
  }
  .page-about .about-next{
    padding: 66px 0 76px;
  }
}