/* =========================================================
   /story/ — 老地方的故事
   页面作用域：.page-about
   ========================================================= */

.page-about{
  --about-hair-soft: rgba(246,241,227,.18);
  --about-hair-wood: rgba(138,90,43,.42);
  --about-ink-soft: rgba(20,32,28,.74);
  --about-paper-soft: rgba(246,241,227,.76);
  font-family: var(--font-body);
}

.page-about .band--deep,
.page-about .band--indigo{
  color: var(--about-paper-soft);
}

.page-about .band--yellow,
.page-about .band--paper{
  color: var(--ink-text);
}

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

.page-about .chapter-head .chapter-title{
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-about .band--deep .chapter-title,
.page-about .band--indigo .chapter-title{
  color: var(--paper);
}

.page-about .band--yellow .chapter-title,
.page-about .band--paper .chapter-title{
  color: var(--ink-text);
}

.page-about .band--deep .chapter-sub,
.page-about .band--indigo .chapter-sub{
  color: rgba(246,241,227,.7);
}

.page-about .band--yellow .chapter-sub,
.page-about .band--paper .chapter-sub{
  color: var(--muted);
}

.page-about .chapter-num{
  font-family: var(--font-mono);
  letter-spacing: .12em;
}

/* ---------- 面包屑 ---------- */

.page-about .about-crumb{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(22px, 3.4vw, 38px);
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
}

.page-about .about-crumb a{
  color: rgba(31,216,192,.92);
  text-decoration: none;
  border-bottom: 1px dashed rgba(31,216,192,.45);
}

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

.page-about .about-crumb .breadcrumb-sep{
  color: rgba(246,241,227,.34);
}

.page-about .about-crumb [aria-current="page"]{
  color: rgba(246,241,227,.62);
}

/* ---------- 01 开场 ---------- */

.page-about .about-open-grid{
  display: grid;
  gap: clamp(28px, 4.4vw, 54px);
  align-items: start;
}

.page-about .about-eyebrow{
  display: inline-block;
  margin: 0 0 18px;
  padding: 5px 12px;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--neon);
  border: 1px solid rgba(31,216,192,.42);
  background: rgba(31,216,192,.08);
}

.page-about .about-open-lead h1{
  margin: 0 0 22px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-about .about-lede{
  margin: 0 0 18px;
  font-size: clamp(17px, 1.24vw, 19px);
  line-height: 1.85;
  color: rgba(246,241,227,.92);
}

.page-about .about-body{
  margin: 0;
  line-height: 1.85;
  color: var(--about-paper-soft);
}

.page-about .about-stats{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: clamp(26px, 3.4vw, 38px) 0 0;
  padding: clamp(20px, 2.6vw, 28px) 0 0;
  border-top: 1px solid var(--about-hair-soft);
}

.page-about .about-stat-label{
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: rgba(246,241,227,.58);
}

.page-about .about-stat-num{
  margin: 5px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.2;
  color: var(--neon);
}

.page-about .about-open-figure{
  margin: 0;
}

.page-about .about-open-figure img{
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: rgba(23,72,59,.65);
  border: 1px solid var(--about-hair-soft);
}

.page-about .about-open-figure .figure-cap{
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(246,241,227,.56);
}

/* ---------- 02 时间线 ---------- */

.page-about .about-line{
  display: flex;
  gap: 12px;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0 0 16px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  scroll-snap-type: x proximity;
}

.page-about .about-line li{
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-about .about-node{
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 156px;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--ink-text);
  background: rgba(246,241,227,.74);
  border: 1px solid var(--about-hair-wood);
  border-left: 3px solid var(--note);
  transition: transform .25s ease, background .25s ease, border-color .25s ease;
}

.page-about .about-node:hover,
.page-about .about-node:focus-visible{
  transform: translateY(-3px);
  background: #FFFBF0;
  border-left-color: var(--wood);
}

.page-about .about-node-year{
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--wood);
}

.page-about .about-node-label{
  font-size: 14px;
  line-height: 1.5;
}

.page-about .about-milestones{
  margin-top: clamp(22px, 3vw, 34px);
}

.page-about .about-milestone{
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-top: 1px dashed var(--about-hair-wood);
  transition: background .3s ease, box-shadow .3s ease, padding-left .3s ease;
}

.page-about .about-milestone:first-child{
  border-top-style: solid;
}

.page-about .about-milestone-year{
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.2vw, 23px);
  letter-spacing: .04em;
  color: var(--wood);
}

.page-about .about-milestone-year::before{
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--note);
  box-shadow: 0 0 0 3px rgba(233,161,59,.24);
}

.page-about .about-milestone-body h3{
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: clamp(19px, 2.1vw, 23px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -.005em;
  color: var(--ink-text);
}

.page-about .about-milestone-body p{
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--about-ink-soft);
}

.page-about .about-milestone:target{
  background: rgba(138,90,43,.12);
  box-shadow: inset 3px 0 0 var(--wood);
  padding-left: 16px;
}

.page-about .about-timeline-figure{
  margin: clamp(28px, 4vw, 44px) 0 0;
}

.page-about .about-timeline-figure img{
  display: block;
  width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border: 1px solid var(--about-hair-wood);
}

.page-about .about-timeline-figure .figure-cap{
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 03 团队 ---------- */

.page-about .about-tree{
  margin-top: clamp(26px, 3.6vw, 40px);
}

.page-about .about-tree-trunk{
  padding: 18px 20px;
  background: rgba(23,72,59,.62);
  border-left: 3px solid var(--neon);
}

.page-about .about-tree-root{
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--neon);
}

.page-about .about-tree-note{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--about-paper-soft);
}

.page-about .about-tree-list{
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-tree-item{
  padding: 18px 20px;
  background: rgba(246,241,227,.05);
  border: 1px solid rgba(246,241,227,.14);
  border-top: 2px solid var(--wood-light);
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}

.page-about .about-tree-item:hover{
  background: rgba(31,216,192,.09);
  border-top-color: var(--neon);
  transform: translateY(-2px);
}

.page-about .about-tree-item h3{
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-tree-item p{
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--about-paper-soft);
}

.page-about .about-tree-item p.about-tree-meta{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: rgba(199,154,91,.95);
}

.page-about .about-inline-link{
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px dashed rgba(31,216,192,.55);
}

.page-about .about-inline-link:hover{
  border-bottom-style: solid;
}

.page-about .about-team-figure{
  margin: clamp(28px, 4vw, 44px) 0 0;
}

.page-about .about-team-figure img{
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--about-hair-soft);
}

.page-about .about-team-figure .figure-cap{
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(246,241,227,.55);
}

/* ---------- 04 房间分类 ---------- */

.page-about .about-rooms-grid{
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-about .about-rooms-col{
  padding: clamp(20px, 2.6vw, 28px);
  background: rgba(228,211,166,.28);
  border: 1px solid var(--about-hair-wood);
}

.page-about .about-rooms-col h3{
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink-text);
}

.page-about .about-rooms-col > p{
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--about-ink-soft);
}

.page-about .about-rank-list{
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-rank-item{
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  background: var(--paper);
  border-left: 3px solid var(--wood-light);
}

.page-about .about-rank-item:nth-child(5){
  border-left-color: var(--note);
}

.page-about .about-rank-idx{
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
}

.page-about .about-rank-name{
  font-size: 15px;
  color: var(--ink-text);
}

.page-about .about-rooms-hint{
  padding: 12px 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-text);
  background: rgba(31,216,192,.14);
  border-left: 3px solid var(--wood);
}

/* ---------- 05 检索 ---------- */

.page-about .about-search-grid{
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-about .about-search-text p{
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--about-paper-soft);
}

.page-about .about-search-text .btn{
  margin-top: 6px;
}

.page-about .about-search-demo{
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(13,42,35,.74);
  border: 1px solid rgba(31,216,192,.28);
  border-top: 2px solid var(--neon);
}

.page-about .about-demo-bar{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(31,216,192,.3);
  font-size: 13px;
  letter-spacing: .05em;
  color: rgba(246,241,227,.6);
}

.page-about .about-demo-term{
  padding: 4px 10px;
  color: var(--neon);
  background: rgba(31,216,192,.1);
  border: 1px solid rgba(31,216,192,.42);
}

.page-about .about-demo-hit{
  padding: 12px 0 12px 16px;
  border-left: 3px solid var(--wood);
}

.page-about .about-demo-hit p{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246,241,227,.88);
}

.page-about .about-demo-hit p.about-demo-meta{
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: rgba(199,154,91,.92);
}

.page-about .about-search-demo .kw-hit{
  color: var(--neon);
  font-weight: 600;
  border-bottom: 1px dashed var(--neon);
}

/* ---------- 06 老地方与新入口 ---------- */

.page-about .about-keeping-grid{
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-about .about-keep-card{
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--paper);
  border: 1px solid var(--about-hair-wood);
}

.page-about .about-keep-card--move{
  background: rgba(228,211,166,.42);
  border-style: dashed;
}

.page-about .about-keep-card h3{
  margin: 0 0 14px;
  padding-bottom: 10px;
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
  color: var(--ink-text);
  border-bottom: 2px solid var(--wood-light);
}

.page-about .about-keep-card--move h3{
  border-bottom-color: var(--wood);
}

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

.page-about .about-keep-list li{
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--about-ink-soft);
}

.page-about .about-keep-list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 2px;
  background: var(--wood);
}

/* ---------- 07 一年的节奏 ---------- */

.page-about .about-rhythm-list{
  display: grid;
  gap: 2px;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-rhythm-item{
  padding: 20px 18px 22px;
  background: rgba(23,72,59,.5);
  border-top: 2px solid var(--wood);
}

.page-about .about-rhythm-item:nth-child(2){
  border-top-color: var(--wood-light);
}

.page-about .about-rhythm-item:nth-child(3){
  border-top-color: var(--note);
}

.page-about .about-rhythm-item:nth-child(4){
  border-top-color: var(--neon);
}

.page-about .about-rhythm-when{
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: rgba(199,154,91,.95);
}

.page-about .about-rhythm-item h3{
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-rhythm-item p{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--about-paper-soft);
}

.page-about .about-rhythm-foot{
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 16px 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(246,241,227,.82);
  background: rgba(31,216,192,.08);
  border-left: 3px solid var(--neon);
}

/* ---------- 08 接下来一年 ---------- */

.page-about .about-next-grid{
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-about .about-next-card{
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--paper);
  border: 1px solid var(--about-hair-wood);
  border-top: 3px solid var(--note);
}

.page-about .about-next-num{
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(25px, 3.2vw, 32px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--wood);
}

.page-about .about-next-card h3{
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-text);
}

.page-about .about-next-card p{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--about-ink-soft);
}

.page-about .about-cta{
  display: grid;
  gap: 16px;
  margin-top: clamp(28px, 3.6vw, 42px);
  padding-top: clamp(22px, 2.8vw, 30px);
  border-top: 1px dashed var(--about-hair-wood);
}

.page-about .about-cta p{
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-text);
}

.page-about .about-cta-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px){
  .page-about .about-stats{
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 700px){
  .page-about .about-cta{
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 760px){
  .page-about .about-milestone{
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-about .about-keeping-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 780px){
  .page-about .about-next-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 820px){
  .page-about .about-tree{
    display: grid;
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 0 36px;
    align-items: start;
  }

  .page-about .about-tree-list{
    margin-top: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
    position: relative;
  }

  .page-about .about-tree-list::before{
    content: "";
    position: absolute;
    left: -19px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: linear-gradient(180deg, var(--neon), rgba(31,216,192,0));
    opacity: .5;
  }

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

@media (min-width: 880px){
  .page-about .about-search-grid{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

@media (min-width: 900px){
  .page-about .about-open-grid{
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-about .about-open-figure{
    transform: rotate(-1.4deg);
  }
}

@media (max-width: 600px){
  .page-about .about-node{
    min-width: 138px;
  }

  .page-about .about-stats{
    gap: 16px 14px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-about .about-node,
  .page-about .about-tree-item,
  .page-about .about-milestone{
    transition: none;
  }

  .page-about .about-node:hover,
  .page-about .about-node:focus-visible,
  .page-about .about-tree-item:hover,
  .page-about .about-open-figure{
    transform: none;
  }
}