.page-news{
  --news-gap:clamp(1.5rem,3vw,2.5rem);
  color:var(--snow);
  padding-bottom:clamp(3rem,6vw,5rem);
}

.page-news .news-top{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.75rem 1rem;
  padding-top:1.25rem;
}

.page-news .news-kicker{
  margin:0;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--teal);
}

.page-news .news-hero{
  padding-top:1rem;
}

.page-news .news-hero__frame{
  position:relative;
  display:grid;
  gap:1.15rem;
  padding:clamp(1.4rem,4vw,3.2rem);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(43,179,163,.20), transparent 58%),
    radial-gradient(90% 90% at 0% 100%, rgba(201,71,63,.16), transparent 60%),
    linear-gradient(160deg, rgba(19,41,75,.94), rgba(11,27,51,.72));
  overflow:hidden;
}

.page-news .news-hero__frame::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right, rgba(143,163,191,.10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(143,163,191,.10) 1px, transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  opacity:.5;
}

.page-news .news-hero__frame > *{
  position:relative;
  z-index:1;
}

.page-news .news-hero__head{
  display:flex;
  align-items:flex-start;
  gap:.9rem;
}

.page-news .news-hero__ann{
  writing-mode:vertical-rl;
  font-size:.72rem;
  letter-spacing:.34em;
  color:var(--mist);
  padding-top:.4rem;
}

.page-news .news-hero__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(2rem,6.2vw,3.9rem);
  line-height:1.05;
  letter-spacing:-.02em;
  color:var(--snow);
}

.page-news .news-hero__lead{
  margin:0;
  max-width:62ch;
  font-size:clamp(1rem,1.6vw,1.1rem);
  line-height:1.85;
  color:var(--text-dim);
}

.page-news .news-hero__meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.5rem .7rem;
}

.page-news .news-hero__count{
  font-size:.75rem;
  letter-spacing:.06em;
  color:var(--mist);
}

.page-news .news-body{
  padding-top:var(--news-gap);
}

.page-news .layout-rail{
  gap:var(--news-gap);
}

/* 左侧主题轴 */
.page-news .news-axis{
  display:grid;
  gap:.85rem;
  padding:1rem;
  border:1px solid var(--line);
  background:rgba(19,41,75,.55);
}

.page-news .news-axis__label{
  margin:0;
  font-size:.72rem;
  letter-spacing:.2em;
  color:var(--mist);
}

.page-news .news-axis__nav{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem;
}

.page-news .news-axis__chip{
  text-decoration:none;
  border:1px solid var(--line);
  color:var(--snow);
  font-size:.82rem;
  padding:.35rem .7rem;
  transition:border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}

.page-news .news-axis__chip:hover,
.page-news .news-axis__chip:focus-visible{
  border-color:var(--teal);
  color:var(--teal);
  background:rgba(43,179,163,.10);
}

.page-news .news-axis__cta{
  justify-content:space-between;
  width:100%;
}

.page-news .news-axis__note{
  margin:0;
  font-size:.8rem;
  line-height:1.7;
  color:var(--mist);
}

.page-news .news-axis__back{
  font-size:.82rem;
}

/* 内容流 */
.page-news .news-stream{
  display:grid;
  gap:calc(var(--news-gap) * 1.2);
}

.page-news .news-section{
  scroll-margin-top:5.5rem;
}

.page-news .section-head{
  display:grid;
  grid-template-columns:auto 1fr;
  align-items:baseline;
  gap:.35rem .8rem;
  padding-bottom:1rem;
  border-bottom:1px solid var(--line-soft);
  margin-bottom:1.25rem;
}

.page-news .section-head__index{
  font-size:.78rem;
  color:var(--yellow);
  letter-spacing:.1em;
}

.page-news .section-head__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(1.35rem,3vw,2rem);
  letter-spacing:-.01em;
  color:var(--snow);
}

.page-news .section-head__note{
  grid-column:1 / -1;
  margin:0;
  font-size:.86rem;
  line-height:1.7;
  color:var(--mist);
}

/* 头条 */
.page-news .news-feature{
  display:grid;
  border:1px solid var(--line);
  background:var(--panel);
  overflow:hidden;
}

.page-news .news-feature__media{
  margin:0;
  border-bottom:1px solid var(--line-soft);
}

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

.page-news .news-feature__body{
  display:grid;
  gap:.8rem;
  padding:clamp(1.1rem,3vw,1.9rem);
}

.page-news .news-tagrow{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem;
}

.page-news .news-feature__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(1.25rem,2.8vw,1.85rem);
  line-height:1.28;
  color:var(--snow);
}

.page-news .news-feature__text{
  margin:0;
  font-size:.95rem;
  line-height:1.85;
  color:var(--text-dim);
}

.page-news .news-meta{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem 1.1rem;
  margin:0;
  font-size:.74rem;
  letter-spacing:.08em;
  color:var(--mist);
}

/* 版本日志 */
.page-news .news-log-wrap{
  display:grid;
  gap:1.5rem;
}

.page-news .news-log{
  list-style:none;
  margin:0;
  padding:0 0 0 1.1rem;
  border-left:1px solid var(--line);
}

.page-news .news-log__item{
  position:relative;
  padding-bottom:1.15rem;
}

.page-news .news-log__item:last-child{
  padding-bottom:0;
}

.page-news .news-log__item::before{
  content:"";
  position:absolute;
  left:-1.35rem;
  top:.5rem;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--yellow);
  box-shadow:0 0 0 3px rgba(232,178,58,.16);
}

.page-news .news-log__detail{
  border:1px solid var(--line-soft);
  background:rgba(19,41,75,.42);
  padding:.75rem .9rem;
}

.page-news .news-log__detail[open]{
  border-color:rgba(43,179,163,.5);
}

.page-news .news-log__summary{
  cursor:pointer;
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:.35rem .7rem;
}

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

.page-news .news-log__summary::after{
  content:"+";
  margin-left:auto;
  font-family:var(--font-mono);
  color:var(--teal);
}

.page-news .news-log__detail[open] .news-log__summary::after{
  content:"−";
}

.page-news .news-log__time{
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--yellow);
}

.page-news .news-log__head{
  font-size:.95rem;
  font-weight:700;
  line-height:1.5;
  color:var(--snow);
}

.page-news .news-log__body{
  margin:.65rem 0 0;
  font-size:.88rem;
  line-height:1.8;
  color:var(--text-dim);
}

.page-news .news-log__media{
  margin:0;
  border:1px solid var(--line-soft);
}

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

/* 观察卡片 */
.page-news .news-observe{
  display:grid;
  gap:1rem;
}

.page-news .news-card{
  display:flex;
  flex-direction:column;
  border:1px solid var(--line);
  background:linear-gradient(170deg, rgba(19,41,75,.62), rgba(11,27,51,.5));
  transition:border-color .22s var(--ease), transform .22s var(--ease);
}

.page-news .news-card:hover{
  border-color:rgba(43,179,163,.55);
}

.page-news .news-card__media{
  margin:0;
  border-bottom:1px solid var(--line-soft);
}

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

.page-news .news-card__body{
  display:grid;
  gap:.6rem;
  padding:1.1rem;
}

.page-news .news-card__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.05rem;
  line-height:1.4;
  color:var(--snow);
}

.page-news .news-card__text{
  margin:0;
  font-size:.9rem;
  line-height:1.8;
  color:var(--text-dim);
}

/* 复盘 */
.page-news .news-review{
  display:grid;
  gap:1.25rem;
  border:1px solid var(--line);
  background:rgba(19,41,75,.42);
  padding:1rem;
}

.page-news .news-review__media{
  margin:0;
}

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

.page-news .news-review__body{
  display:grid;
  gap:.9rem;
  align-content:start;
}

.page-news .news-review__text{
  margin:0;
  font-size:.95rem;
  line-height:1.85;
  color:var(--text-dim);
}

.page-news .news-review__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:.6rem;
}

.page-news .news-review__row{
  display:flex;
  align-items:baseline;
  gap:.75rem;
  padding-bottom:.55rem;
  border-bottom:1px dashed var(--line-soft);
}

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

.page-news .news-review__num{
  flex:0 0 auto;
  min-width:5.2rem;
  font-size:1.15rem;
  font-weight:700;
  color:var(--teal);
  letter-spacing:-.01em;
}

.page-news .news-review__label{
  font-size:.86rem;
  line-height:1.65;
  color:var(--snow);
}

.page-news .news-review__note{
  margin:0;
  font-size:.84rem;
  line-height:1.75;
  color:var(--mist);
}

/* 订阅 */
.page-news .news-sub__steps{
  margin:0 0 1.25rem;
  padding:0;
  list-style:none;
  display:grid;
  gap:1rem;
}

.page-news .news-sub__steps .timeline__item{
  border-left:1px solid var(--line);
  padding-left:1rem;
}

.page-news .timeline__time{
  display:inline-block;
  margin-bottom:.35rem;
  font-size:.72rem;
  letter-spacing:.1em;
  color:var(--yellow);
}

.page-news .news-sub__step-title{
  margin:0 0 .35rem;
  font-family:var(--font-display);
  font-weight:900;
  font-size:1rem;
  color:var(--snow);
}

.page-news .news-sub__steps p{
  margin:0;
  font-size:.88rem;
  line-height:1.8;
  color:var(--text-dim);
}

.page-news .news-sub__foot{
  display:grid;
  gap:.9rem;
  padding:1.1rem;
  border:1px solid var(--line-soft);
  background:rgba(78,159,110,.10);
}

.page-news .news-sub__text{
  margin:0;
  font-size:.9rem;
  line-height:1.8;
  color:var(--text-dim);
}

.page-news .news-sub__links{
  display:flex;
  flex-wrap:wrap;
  gap:.6rem 1.4rem;
}

@media (min-width:640px){
  .page-news .news-observe{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .page-news .news-card--lead{
    grid-column:1 / -1;
    flex-direction:row;
    align-items:stretch;
  }
  .page-news .news-card--lead .news-card__media{
    flex:0 0 46%;
    border-bottom:0;
    border-right:1px solid var(--line-soft);
  }
  .page-news .news-card--lead .news-card__media img{
    height:100%;
    object-fit:cover;
  }
  .page-news .news-log-wrap{
    grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
    align-items:start;
  }
  .page-news .news-sub__steps{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:1.25rem;
  }
}

@media (min-width:900px){
  .page-news .layout-rail{
    display:grid;
    grid-template-columns:3fr 9fr;
    align-items:start;
  }
  .page-news .news-axis{
    position:sticky;
    top:5.5rem;
  }
  .page-news .news-axis__nav{
    flex-direction:column;
    align-items:stretch;
  }
  .page-news .news-axis__chip{
    text-align:center;
  }
  .page-news .news-feature{
    grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
    align-items:stretch;
  }
  .page-news .news-feature__media{
    border-bottom:0;
    border-right:1px solid var(--line-soft);
  }
  .page-news .news-feature__media img{
    height:100%;
    object-fit:cover;
  }
  .page-news .news-review{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    align-items:start;
    padding:1.25rem;
  }
}

@media (min-width:1100px){
  .page-news .news-observe{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .page-news .news-feature__body{
    padding:1.9rem;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-news .news-card,
  .page-news .news-axis__chip{
    transition:none;
  }
  .page-news .news-card:hover{
    transform:none;
  }
}