.page-news{
  position:relative;
  display:block;
  background:
    radial-gradient(1100px 420px at 88% -8%, rgba(0,229,255,.08), transparent 60%),
    radial-gradient(900px 480px at -8% 32%, rgba(201,162,39,.05), transparent 55%);
}

.page-news .news-header{
  display:flex;
  gap:24px;
  align-items:flex-start;
  justify-content:space-between;
  padding:48px 0 32px;
  border-bottom:1px solid var(--color-border);
  margin-bottom:8px;
}

.page-news .news-header__kicker{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--color-cyan);
  margin:0 0 14px;
}

.page-news .news-header h1{
  font-family:var(--font-heading);
  font-weight:800;
  font-size:clamp(30px,5vw,46px);
  line-height:1.12;
  letter-spacing:.01em;
  color:var(--color-light);
  max-width:920px;
  margin:0 0 18px;
}

.page-news .news-header__desc{
  font-size:15px;
  line-height:1.8;
  color:var(--color-text-muted);
  max-width:740px;
  margin:0;
}

.page-news .news-header__badge{
  display:none;
}

.page-news .news-featured{
  padding:44px 0 8px;
}

.page-news .news-featured__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  margin-top:28px;
}

.page-news .news-featured__main{
  position:relative;
  overflow:hidden;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  transition:transform var(--transition-fast),border-color var(--transition-fast),box-shadow var(--transition-fast);
}

.page-news .news-featured__main::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background:linear-gradient(90deg,var(--color-gold),var(--color-cyan));
  z-index:2;
}

.page-news .news-featured__main:hover{
  transform:translateY(-5px);
  border-color:rgba(0,229,255,.38);
  box-shadow:var(--shadow-2);
}

.page-news .news-featured__main .image-holder{
  border-bottom:1px solid var(--color-border);
}

.page-news .news-featured__main-body{
  padding:24px;
}

.page-news .news-featured__main-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}

.page-news .news-featured__main-date{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--color-text-muted);
}

.page-news .news-featured__main-title{
  font-family:var(--font-heading);
  font-weight:800;
  font-size:24px;
  line-height:1.32;
  letter-spacing:.01em;
  color:var(--color-light);
  margin:0 0 12px;
}

.page-news .news-featured__main-text{
  font-size:14px;
  line-height:1.75;
  color:var(--color-text-muted);
  margin:0 0 20px;
  max-width:640px;
}

.page-news .news-featured__side{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}

.page-news .news-featured__item{
  position:relative;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  padding:20px;
  transition:transform var(--transition-fast),border-color var(--transition-fast);
}

.page-news .news-featured__item:hover{
  transform:translateY(-4px);
  border-color:rgba(201,162,39,.42);
}

.page-news .news-featured__item-title{
  font-family:var(--font-heading);
  font-weight:700;
  font-size:17px;
  line-height:1.42;
  color:var(--color-light);
  margin:14px 0 8px;
}

.page-news .news-featured__item-text{
  font-size:13px;
  line-height:1.7;
  color:var(--color-text-muted);
  margin:0;
}

.page-news .news-featured__item-link{
  display:inline-block;
  margin-top:14px;
  font-size:13px;
  font-weight:600;
  color:var(--color-cyan);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--transition-fast),border-color var(--transition-fast);
}

.page-news .news-featured__item-link:hover{
  color:var(--color-gold);
  border-bottom-color:rgba(201,162,39,.4);
}

.page-news .news-recent{
  padding:48px 0 8px;
}

.page-news .news-filter{
  margin-top:28px;
}

.page-news .news-filter__controls{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:22px;
}

.page-news .news-filter__label{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--color-text-muted);
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:999px;
  padding:8px 18px;
  cursor:pointer;
  user-select:none;
  transition:border-color var(--transition-fast),color var(--transition-fast),background-color var(--transition-fast);
}

.page-news .news-filter__label:hover{
  border-color:rgba(0,229,255,.5);
  color:var(--color-cyan);
}

.page-news .news-filter__input[id="filter-all"]:checked ~ .news-filter__controls label[for="filter-all"],
.page-news .news-filter__input[id="filter-comparison"]:checked ~ .news-filter__controls label[for="filter-comparison"],
.page-news .news-filter__input[id="filter-pages"]:checked ~ .news-filter__controls label[for="filter-pages"],
.page-news .news-filter__input[id="filter-archive"]:checked ~ .news-filter__controls label[for="filter-archive"],
.page-news .news-filter__input[id="filter-version"]:checked ~ .news-filter__controls label[for="filter-version"]{
  background:var(--color-gold);
  border-color:var(--color-gold);
  color:var(--color-ink);
  font-weight:700;
}

.page-news .news-recent__list{
  display:grid;
  gap:16px;
}

.page-news .news-recent__banner{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--color-border);
  margin-bottom:4px;
}

.page-news .news-recent__banner img,
.page-news .news-history__image img,
.page-news .news-atmosphere__image img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}

.page-news .news-recent__banner img{
  max-height:220px;
}

.page-news .news-recent__item{
  display:grid;
  grid-template-columns:1fr;
  gap:6px 20px;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  padding:18px 20px;
  transition:transform var(--transition-fast),border-color var(--transition-fast),background-color var(--transition-fast);
}

.page-news .news-recent__item:hover{
  transform:translateY(-3px);
  border-color:rgba(0,229,255,.35);
  background:var(--color-surface-strong);
}

.page-news .news-recent__date{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--color-cyan);
  display:inline-block;
  padding-top:4px;
}

.page-news .news-recent__content{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:4px;
}

.page-news .news-recent__title{
  font-family:var(--font-heading);
  font-weight:700;
  font-size:17px;
  line-height:1.45;
  color:var(--color-light);
  margin:8px 0 0;
}

.page-news .news-recent__text{
  font-size:13px;
  line-height:1.7;
  color:var(--color-text-muted);
  margin:0;
}

.page-news .tag[data-category="常用页面"]{
  background:rgba(122,90,248,.14);
  border-color:rgba(122,90,248,.42);
  color:#B8A6FF;
}

.page-news .tag[data-category="存档更新"]{
  background:rgba(0,229,255,.1);
  border-color:rgba(0,229,255,.36);
  color:var(--color-cyan);
}

.page-news .tag[data-category="版本说明"]{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.24);
  color:var(--color-text-muted);
}

.page-news .news-filter__input[id="filter-all"]:checked ~ .news-recent__list .news-recent__item,
.page-news .news-filter__input[id="filter-comparison"]:checked ~ .news-recent__list .news-recent__item[data-category="对比专题"],
.page-news .news-filter__input[id="filter-pages"]:checked ~ .news-recent__list .news-recent__item[data-category="常用页面"],
.page-news .news-filter__input[id="filter-archive"]:checked ~ .news-recent__list .news-recent__item[data-category="存档更新"],
.page-news .news-filter__input[id="filter-version"]:checked ~ .news-recent__list .news-recent__item[data-category="版本说明"]{
  display:grid;
}

.page-news .news-filter__input[id="filter-comparison"]:checked ~ .news-recent__list .news-recent__item:not([data-category="对比专题"]),
.page-news .news-filter__input[id="filter-pages"]:checked ~ .news-recent__list .news-recent__item:not([data-category="常用页面"]),
.page-news .news-filter__input[id="filter-archive"]:checked ~ .news-recent__list .news-recent__item:not([data-category="存档更新"]),
.page-news .news-filter__input[id="filter-version"]:checked ~ .news-recent__list .news-recent__item:not([data-category="版本说明"]){
  display:none;
}

.page-news .news-history{
  padding:48px 0 8px;
}

.page-news .news-history__layout{
  display:grid;
  grid-template-columns:1fr;
  gap:28px;
  margin-top:28px;
}

.page-news .news-history__image{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--color-border);
}

.page-news .news-timeline{
  list-style:none;
  margin:0;
  padding:4px 0 0;
  position:relative;
}

.page-news .news-timeline::before{
  content:"";
  position:absolute;
  left:15px;
  top:6px;
  bottom:6px;
  width:2px;
  background:linear-gradient(180deg,var(--color-gold),var(--color-cyan) 78%,rgba(0,229,255,.12));
}

.page-news .news-timeline__item{
  position:relative;
  padding:0 0 34px 46px;
}

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

.page-news .news-timeline__item::before{
  content:"";
  position:absolute;
  left:9px;
  top:6px;
  width:14px;
  height:14px;
  border-radius:50%;
  background:var(--color-deep-blue);
  border:3px solid var(--color-gold);
  box-sizing:border-box;
}

.page-news .news-timeline__item--current::before{
  border-color:var(--color-cyan);
  box-shadow:0 0 0 6px rgba(0,229,255,.14);
}

.page-news .news-timeline__period{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--color-cyan);
  display:block;
  margin-bottom:6px;
}

.page-news .news-timeline__title{
  font-family:var(--font-heading);
  font-weight:700;
  font-size:20px;
  color:var(--color-light);
  margin:0 0 10px;
}

.page-news .news-timeline__text{
  font-size:14px;
  line-height:1.7;
  color:var(--color-text-muted);
  margin:0;
  max-width:520px;
}

.page-news .news-history__actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
  margin-top:36px;
  padding-top:26px;
  border-top:1px solid var(--color-border);
}

.page-news .news-history__textlink{
  font-size:14px;
  font-weight:600;
  color:var(--color-cyan);
  text-decoration:none;
  transition:color var(--transition-fast);
}

.page-news .news-history__textlink:hover{
  color:var(--color-gold);
}

.page-news .news-atmosphere{
  margin-top:64px;
  border-radius:var(--radius-xl) var(--radius-xl) 0 0;
  overflow:hidden;
  border-top:1px solid var(--color-border);
}

@media (min-width:768px){
  .page-news .news-header{
    padding-top:64px;
  }

  .page-news .news-header__badge{
    display:block;
    writing-mode:vertical-rl;
    font-family:var(--font-heading);
    font-weight:900;
    font-size:14px;
    letter-spacing:.32em;
    text-transform:uppercase;
    color:var(--color-gold);
    background:rgba(201,162,39,.08);
    border:1px solid rgba(201,162,39,.4);
    border-radius:999px;
    padding:16px 7px;
    flex-shrink:0;
    margin-top:8px;
  }

  .page-news .news-featured__grid{
    grid-template-columns:minmax(0,1.85fr) minmax(0,1fr);
    gap:24px;
    align-items:start;
  }

  .page-news .news-featured__main-body{
    padding:28px;
  }

  .page-news .news-featured__main-title{
    font-size:28px;
  }

  .page-news .news-recent__item{
    grid-template-columns:96px minmax(0,1fr);
    gap:4px 22px;
    padding:22px 24px;
    align-items:start;
  }

  .page-news .news-recent__title{
    font-size:18px;
  }

  .page-news .news-history__layout{
    grid-template-columns:minmax(0,280px) minmax(0,1fr);
    gap:48px;
    align-items:start;
  }

  .page-news .news-history__image{
    position:sticky;
    top:32px;
  }
}

@media (min-width:1200px){
  .page-news .news-header h1{
    font-size:52px;
  }
}