/* ===== 趋势观察 · 归档索引页 ===== */
.page-news{
  --news-rule: rgba(24,18,14,.14);
  --news-rule-soft: rgba(24,18,14,.07);
  --news-lift: 0 14px 30px -26px rgba(43,26,18,.75);
  position: relative;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(182,122,61,.14) 0, rgba(182,122,61,0) 300px),
    repeating-linear-gradient(0deg, rgba(43,26,18,.03) 0 1px, rgba(0,0,0,0) 1px 34px),
    var(--paper);
  padding: clamp(1rem,2.4vw,1.8rem) 0 clamp(3rem,6vw,5rem);
  overflow-x: clip;
}

.page-news .news-shell{
  max-width: var(--w);
}

/* —— 面包屑与刊头 —— */
.page-news .breadcrumbs{
  padding-bottom: clamp(.6rem,1.6vw,1rem);
}

.page-news .news-head{
  padding: clamp(.9rem,2.4vw,1.6rem) 0 clamp(1.3rem,3vw,2.2rem);
  border-bottom: 2px solid var(--walnut);
  margin-bottom: clamp(1.4rem,3vw,2.4rem);
}

.page-news .news-head .kicker{
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--copper-ink);
}

.page-news .news-head h1{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.3rem,6vw,4.2rem);
  line-height: 1.02;
  letter-spacing: -.012em;
  margin: .4rem 0 .7rem;
  color: var(--walnut);
}

.page-news .news-head .lede{
  max-width: 64ch;
  margin: 0;
  font-size: clamp(.98rem,1.7vw,1.08rem);
  line-height: 1.85;
  color: rgba(24,18,14,.86);
}

/* —— 骨架：左抽屉 + 右正文 —— */
.page-news .news-layout{
  display: grid;
  gap: clamp(1.4rem,3vw,2.2rem);
  align-items: start;
}

.page-news .news-rail{
  display: grid;
  gap: .9rem;
  min-width: 0;
}

.page-news .news-rail__block{
  border: 1px solid var(--news-rule);
  border-radius: 3px;
  background: linear-gradient(180deg, rgba(233,216,180,.82), rgba(233,216,180,.38));
  padding: .85rem .9rem 1rem;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.55);
}

.page-news .news-rail__title{
  margin: 0 0 .65rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--news-rule);
  font-family: var(--font-display);
  font-size: .86rem;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--walnut-2);
}

.page-news .news-rail__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .32rem;
}

.page-news .news-chip{
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem .55rem;
  font-size: .88rem;
  line-height: 1.4;
  color: var(--walnut);
  text-decoration: none;
  border-left: 3px solid transparent;
  border-radius: 0 5px 5px 0;
  background: rgba(251,246,234,.6);
  transition: border-color var(--dur) ease, background-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .news-chip::before{
  content: "";
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--copper);
  transition: background-color var(--dur) ease;
}

.page-news .news-chip:hover,
.page-news .news-chip:focus-visible{
  border-left-color: var(--score);
  background: var(--warm);
  transform: translateX(2px);
}

.page-news .news-chip:hover::before,
.page-news .news-chip:focus-visible::before{
  background: var(--score);
}

.page-news .news-chip:focus-visible{
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-news .news-rail__block--stat{
  background: linear-gradient(180deg, rgba(47,107,94,.14), rgba(47,107,94,.05));
}

.page-news .news-stat{
  display: flex;
  align-items: baseline;
  gap: .45rem;
  margin: 0 0 .4rem;
}

.page-news .news-stat:last-child{
  margin-bottom: 0;
}

.page-news .news-stat__num{
  font-family: var(--font-mono);
  font-size: 1.28rem;
  font-weight: 600;
  color: var(--walnut);
  letter-spacing: -.01em;
}

.page-news .news-stat__unit{
  font-size: .78rem;
  color: rgba(24,18,14,.66);
}

/* —— 右侧正文 —— */
.page-news .news-main{
  display: grid;
  gap: clamp(1.6rem,3.6vw,2.8rem);
  min-width: 0;
}

.page-news .section-title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.32rem,2.6vw,1.85rem);
  line-height: 1.25;
  color: var(--walnut);
  margin: 0;
}

.page-news .news-section__head{
  display: grid;
  gap: .35rem;
  padding-bottom: .7rem;
  margin-bottom: .9rem;
  border-bottom: 2px solid var(--walnut-2);
}

.page-news .news-section__note{
  margin: 0;
  font-size: .87rem;
  line-height: 1.7;
  color: rgba(24,18,14,.64);
}

/* —— 重点说明 —— */
.page-news .news-lead{
  border: 1px solid var(--news-rule);
  border-top: 3px solid var(--copper);
  border-radius: 2px;
  background: var(--warm);
  padding: clamp(1rem,2.6vw,1.5rem);
  box-shadow: var(--news-lift);
}

.page-news .news-lead__grid{
  display: grid;
  gap: clamp(1rem,2.4vw,1.4rem);
}

.page-news .news-lead__body p{
  margin: 0 0 .8rem;
  font-size: .98rem;
  line-height: 1.85;
  color: rgba(24,18,14,.88);
}

.page-news .news-lead__body .section-title{
  margin: .35rem 0 .7rem;
}

.page-news .news-lead__points{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .45rem;
  border-top: 1px dashed var(--news-rule);
  padding-top: .8rem;
}

.page-news .news-lead__points li{
  position: relative;
  padding-left: 1.1rem;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(24,18,14,.82);
}

.page-news .news-lead__points li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--grass);
}

.page-news .news-lead__media{
  border: 1px solid var(--news-rule);
  background: var(--liner);
}

/(placeholder)/* —— 图片通用 —— */
.page-news .media-frame{
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
}

.page-news .media-frame img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .media-frame__caption{
  display: block;
  padding: .55rem .7rem;
  font-size: .78rem;
  line-height: 1.6;
  color: rgba(24,18,14,.62);
  background: rgba(233,216,180,.5);
  border-top: 1px solid var(--news-rule-soft);
}

.page-news .news-figure{
  margin-top: clamp(1rem,2.4vw,1.5rem);
  border: 1px solid var(--news-rule);
}

/* —— 最近更新列表 —— */
.page-news .news-list{
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .news-row{
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-row details{
  display: block;
}

.page-news .news-row summary{
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "cat meta"
    "title title";
  gap: .3rem .7rem;
  align-items: baseline;
  padding: .9rem 1.7rem .9rem .3rem;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--dur) ease;
}

.page-news .news-row summary::-webkit-details-marker{
  display: none;
}

.page-news .news-row summary::marker{
  content: "";
}

.page-news .news-row summary::after{
  content: "+";
  position: absolute;
  right: .35rem;
  top: .82rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--copper-ink);
  transition: transform var(--dur) ease, color var(--dur) ease;
}

.page-news .news-row details[open] summary::after{
  transform: rotate(45deg);
  color: var(--score);
}

.page-news .news-row summary:hover,
.page-news .news-row summary:focus-visible{
  background: rgba(182,122,61,.1);
}

.page-news .news-row summary:focus-visible{
  outline: 2px solid var(--copper);
  outline-offset: -2px;
}

.page-news .news-row__cat{
  grid-area: cat;
  justify-self: start;
  align-self: center;
  padding: .12rem .45rem;
  border: 1px solid currentColor;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  white-space: nowrap;
}

.page-news .news-row[data-cat="version"] .news-row__cat{ color: var(--copper-ink); }
.page-news .news-row[data-cat="archive"] .news-row__cat{ color: var(--grass); }
.page-news .news-row[data-cat="guide"] .news-row__cat{ color: var(--verdigris); }
.page-news .news-row[data-cat="steps"] .news-row__cat{ color: var(--score-ink); }

.page-news .news-row__title{
  grid-area: title;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.5;
  color: var(--walnut);
  transition: color var(--dur) ease;
}

.page-news .news-row summary:hover .news-row__title,
.page-news .news-row details[open] .news-row__title{
  color: var(--copper-ink);
}

.page-news .news-row__meta{
  grid-area: meta;
  justify-self: end;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .04em;
  color: rgba(24,18,14,.55);
  white-space: nowrap;
}

.page-news .news-row__body{
  padding: 0 .3rem 1rem 1.9rem;
  border-left: 2px solid var(--copper);
  margin-left: .1rem;
}

.page-news .news-row__body p{
  margin: 0;
  font-size: .9rem;
  line-height: 1.85;
  color: rgba(24,18,14,.78);
}

/* —— 版本轨道 —— */
.page-news .track{
  position: relative;
  list-style: none;
  margin: 0;
  padding: .3rem 0 .3rem 2.4rem;
}

.page-news .track::before{
  content: "";
  position: absolute;
  left: .62rem;
  top: .8rem;
  bottom: .8rem;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--copper) 0%, var(--verdigris) 55%, var(--grass) 100%);
}

.page-news .track__item{
  position: relative;
  padding: .55rem 0 .8rem;
  border-bottom: 1px dashed var(--news-rule-soft);
}

.page-news .track__item:last-child{
  border-bottom: 0;
}

.page-news .track__item::before{
  content: "";
  position: absolute;
  left: -2.03rem;
  top: .78rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--copper);
  transition: background-color var(--dur) ease, border-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .track__item:hover::before{
  background: var(--score);
  border-color: var(--score);
  transform: scale(1.18);
}

.page-news .track__id{
  margin: 0 0 .2rem;
  font-family: var(--font-mono);
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--walnut);
}

.page-news .track__desc{
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: rgba(24,18,14,.72);
}

/* —— 使用指南 —— */
.page-news .guide-grid{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .8rem;
  grid-template-columns: 1fr;
}

.page-news .guide-card{
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: .9rem 1rem 1rem;
  border: 1px solid var(--news-rule);
  border-left: 3px solid var(--copper);
  border-radius: 0 3px 3px 0;
  background: var(--warm);
  transition: border-color var(--dur) ease, box-shadow var(--dur) ease;
}

.page-news .guide-card:hover{
  border-left-color: var(--score);
  box-shadow: var(--news-lift);
}

.page-news .guide-card__tag{
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--verdigris);
}

.page-news .guide-card__title{
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--walnut);
}

.page-news .guide-card__text{
  margin: 0;
  font-size: .88rem;
  line-height: 1.78;
  color: rgba(24,18,14,.76);
  flex: 1;
}

.page-news .guide-card__link{
  align-self: flex-start;
  font-size: .84rem;
  font-weight: 500;
  color: var(--verdigris);
  text-decoration: none;
  border-bottom: 1px solid rgba(47,107,94,.4);
  padding-bottom: 1px;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-news .guide-card__link:hover,
.page-news .guide-card__link:focus-visible{
  color: var(--copper-ink);
  border-color: var(--copper);
}

.page-news .guide-card__link:focus-visible{
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-news .news-figure--inset{
  max-width: 100%;
}

/* —— 归档规则 —— */
.page-news .rule-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.page-news .rule-item{
  display: grid;
  grid-template-columns: 2.1rem 1fr;
  gap: .2rem .7rem;
  padding: .85rem .2rem .9rem 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .rule-item:first-child{
  border-top: 0;
  padding-top: .2rem;
}

.page-news .rule-item__num{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--copper);
  line-height: 1.3;
}

.page-news .rule-item__title{
  margin: 0 0 .3rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--walnut);
}

.page-news .rule-item__body p{
  margin: 0;
  font-size: .9rem;
  line-height: 1.82;
  color: rgba(24,18,14,.78);
}

/* —— 栏目索引 —— */
.page-news .index-grid{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
  grid-template-columns: 1fr;
}

.page-news .index-card{
  border: 1px solid var(--news-rule);
  border-radius: 2px;
  background: rgba(251,246,234,.75);
  transition: border-color var(--dur) ease, background-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .index-card:hover{
  border-color: var(--copper);
  background: var(--warm);
  transform: translateY(-2px);
}

.page-news .index-card__link{
  display: grid;
  gap: .22rem;
  padding: .8rem .9rem .9rem;
  text-decoration: none;
  color: inherit;
  border-left: 4px solid var(--copper);
  height: 100%;
  align-content: start;
}

.page-news .index-card--archive .index-card__link{ border-left-color: var(--grass); }
.page-news .index-card--version .index-card__link{ border-left-color: var(--copper); }
.page-news .index-card--guide .index-card__link{ border-left-color: var(--verdigris); }
.page-news .index-card--steps .index-card__link{ border-left-color: var(--score); }

.page-news .index-card__link:focus-visible{
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-news .index-card__cat{
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: rgba(24,18,14,.6);
}

.page-news .index-card__title{
  font-family: var(--font-display);
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--walnut);
}

.page-news .index-card__desc{
  font-size: .82rem;
  line-height: 1.7;
  color: rgba(24,18,14,.68);
}

.page-news .index-card__num{
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--copper-ink);
}

/* —— 回访 —— */
.page-news .news-cta{
  display: grid;
  gap: 1rem;
  padding: clamp(1rem,2.6vw,1.5rem);
  border: 1px solid rgba(43,26,18,.2);
  border-radius: 2px;
  background:
    linear-gradient(135deg, rgba(47,107,94,.14), rgba(182,122,61,.16)),
    var(--liner);
}

.page-news .news-cta__body p{
  margin: .55rem 0 0;
  font-size: .92rem;
  line-height: 1.8;
  color: rgba(24,18,14,.8);
  max-width: 58ch;
}

.page-news .news-cta__actions{
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  align-items: center;
}

/* —— 移动端 —— */
@media (max-width: 919px){
  .page-news .news-rail__block{
    padding: .7rem .75rem .8rem;
  }

  .page-news .news-rail__list{
    display: flex;
    gap: .4rem;
    overflow-x: auto;
    padding-bottom: .35rem;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
  }

  .page-news .news-rail__list > li{
    flex: none;
  }

  .page-news .news-chip{
    white-space: nowrap;
    border-radius: 999px;
    border-left-width: 0;
    border: 1px solid var(--news-rule);
    padding: .4rem .7rem;
    font-size: .84rem;
  }

  .page-news .news-chip:hover,
  .page-news .news-chip:focus-visible{
    border-color: var(--score);
    transform: none;
  }

  .page-news .news-rail__block--stat{
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: .3rem 1.2rem;
  }

  .page-news .news-rail__block--stat .news-rail__title{
    flex: 1 0 100%;
    margin-bottom: .35rem;
  }

  .page-news .news-rail__block--stat .news-stat{
    margin: 0;
  }

  .page-news .news-row__body{
    padding-left: .9rem;
  }
}

/* —— 平板起的两栏 —— */
@media (min-width: 640px){
  .page-news .news-row summary{
    grid-template-columns: 7.2rem 1fr auto;
    grid-template-areas: "cat title meta";
    gap: .3rem .9rem;
    padding: .95rem 1.8rem .95rem .3rem;
  }

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

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

  .page-news .news-cta{
    grid-template-columns: minmax(0,1fr) auto;
    align-items: center;
  }
}

@media (min-width: 920px){
  .page-news .news-layout{
    grid-template-columns: 212px minmax(0,1fr);
    gap: clamp(1.8rem,3.4vw,3rem);
  }

  .page-news .news-rail{
    position: sticky;
    top: 1rem;
  }

  .page-news .news-lead__grid{
    grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr);
    align-items: start;
  }

  .page-news .rule-item{
    grid-template-columns: 2.6rem 1fr;
    gap: .2rem 1.1rem;
  }
}

@media (min-width: 1100px){
  .page-news .guide-grid{
    grid-template-columns: repeat(3, minmax(0,1fr));
  }

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

/* —— 降低动效 —— */
@media (prefers-reduced-motion: reduce){
  .page-news .news-chip,
  .page-news .news-row summary,
  .page-news .news-row summary::after,
  .page-news .news-row__title,
  .page-news .track__item::before,
  .page-news .guide-card,
  .page-news .index-card{
    transition: none;
  }

  .page-news .news-chip:hover,
  .page-news .news-chip:focus-visible,
  .page-news .index-card:hover{
    transform: none;
  }

  .page-news .track__item:hover::before{
    transform: none;
  }
}
<<<END>>>