.page-news{
  --news-bg: var(--deepest);
  --news-card: var(--deep-2);
  --news-line: rgba(199,208,217,0.18);
  --news-orange-glow: rgba(255,75,30,0.22);
  --news-silver-dim: rgba(199,208,217,0.6);
  background: var(--news-bg);
  color: var(--light);
  padding: clamp(20px,4vw,48px) var(--gutter) 80px;
  position: relative;
  overflow: hidden;
  font-family: var(--font-body);
}

.page-news::before{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:42%;
  height:280px;
  background:
    radial-gradient(circle at 70% 30%, var(--news-orange-glow), transparent 65%),
    linear-gradient(115deg, transparent 30%, rgba(46,156,230,0.08) 50%, transparent 70%);
  pointer-events:none;
  z-index:0;
}

.page-news .breadcrumbs{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  letter-spacing:0.02em;
  color:var(--silver);
  margin-bottom:32px;
  font-family:var(--font-mono);
}

.page-news .breadcrumbs a{
  color:var(--silver);
  text-decoration:none;
  transition:color var(--dur) var(--ease);
}

.page-news .breadcrumbs a:hover{
  color:var(--orange);
}

.page-news .breadcrumbs-current{
  color:var(--light);
}

.page-news__hero{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1fr;
  gap:28px;
  margin-bottom:56px;
}

.page-news__hero-copy .section-tag{
  color:var(--orange);
  margin-bottom:14px;
}

.page-news__hero h1{
  font-family:var(--font-head);
  font-size:clamp(32px,5vw,56px);
  font-weight:900;
  line-height:1.18;
  letter-spacing:-0.01em;
  margin:0 0 18px;
  font-stretch:condensed;
}

.page-news__hero h1::before{
  content:"//";
  color:var(--orange);
  font-family:var(--font-mono);
  font-weight:400;
  margin-right:10px;
  font-size:0.5em;
  vertical-align:middle;
}

.page-news__hero-desc{
  font-size:16px;
  line-height:1.75;
  color:var(--silver);
  max-width:600px;
  margin:0 0 16px;
}

.page-news__hero-meta{
  font-family:var(--font-mono);
  font-size:12px;
  line-height:1.8;
  color:var(--news-silver-dim);
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
  margin:0;
}

.page-news__hero-meta::before{
  content:"$";
  color:var(--orange);
}

.page-news__hero-visual{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--news-line);
  background:var(--news-card);
  box-shadow:0 12px 34px rgba(6,16,32,0.5);
}

.page-news__hero-visual img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
  aspect-ratio:16/9;
}

.page-news__hero-visual::after{
  content:"LIVE";
  position:absolute;
  top:16px;
  left:16px;
  background:var(--orange);
  color:#fff;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:0.12em;
  padding:4px 10px;
  border-radius:4px;
  transform:skewX(-10deg);
}

.page-news__filter{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:40px;
  padding-bottom:18px;
  border-bottom:1px solid var(--news-line);
}

.page-news__filter-btn{
  appearance:none;
  background:var(--news-card);
  border:1px solid var(--news-line);
  color:var(--silver);
  font-family:var(--font-mono);
  font-size:13px;
  padding:8px 18px;
  border-radius:99px;
  cursor:pointer;
  transition:background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news__filter-btn:hover{
  border-color:var(--orange);
  color:var(--light);
  transform:translateY(-1px);
}

.page-news__filter-btn.is-active{
  background:var(--orange);
  border-color:var(--orange);
  color:#fff;
  font-weight:700;
}

.page-news__layout{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1fr;
  gap:36px;
}

.page-news__rail{
  display:none;
}

.page-news__content{
  min-width:0;
}

.page-news__section{
  margin-bottom:60px;
  scroll-margin-top:20px;
}

.page-news__section-head{
  display:flex;
  align-items:baseline;
  gap:14px;
  margin-bottom:24px;
}

.page-news__section-head h2{
  font-family:var(--font-head);
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  line-height:1.2;
  margin:0;
}

.page-news__section-head h2::before{
  content:"//";
  color:var(--orange);
  font-family:var(--font-mono);
  font-weight:400;
  font-size:0.6em;
  margin-right:8px;
  letter-spacing:-0.02em;
}

.page-news__section-note{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--news-silver-dim);
  letter-spacing:0.08em;
}

.page-news__timeline{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:0;
}

.page-news__timeline::before{
  content:"";
  position:absolute;
  left:12px;
  top:0;
  bottom:0;
  width:2px;
  background:linear-gradient(to bottom, var(--orange) 0%, var(--orange) 30%, rgba(255,75,30,0.2) 60%, rgba(46,156,230,0.1) 100%);
}

.page-news__item{
  position:relative;
  padding-left:36px;
  padding-bottom:28px;
}

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

.page-news__item::before{
  content:"";
  position:absolute;
  left:5px;
  top:6px;
  width:16px;
  height:16px;
  border:2px solid var(--orange);
  background:var(--deepest);
  border-radius:50%;
  box-shadow:0 0 0 4px rgba(255,75,30,0.18);
}

.page-news__item-marker{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--orange);
  letter-spacing:0.06em;
  display:flex;
  gap:12px;
  margin-bottom:8px;
}

.page-news__item-card{
  background:var(--news-card);
  border:1px solid var(--news-line);
  border-left:3px solid var(--orange);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:18px 20px;
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-news__item-card:hover{
  transform:translateX(4px);
  box-shadow:0 8px 24px rgba(6,16,32,0.45);
}

.page-news__item--feature .page-news__item-card{
  border-left-width:5px;
}

.page-news__item-tag{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:0.1em;
  color:var(--orange);
  border:1px solid rgba(255,75,30,0.35);
  border-radius:3px;
  padding:2px 8px;
  margin-bottom:10px;
  text-transform:uppercase;
}

.page-news__item-card h3{
  font-family:var(--font-head);
  font-size:18px;
  font-weight:900;
  line-height:1.4;
  margin:0 0 8px;
  color:var(--light);
}

.page-news__item-card p{
  font-size:14px;
  line-height:1.7;
  color:var(--silver);
  margin:0 0 6px;
}

.page-news__item-card a{
  color:var(--sky);
  text-decoration:none;
  font-size:13px;
  font-weight:500;
}

.page-news__item-card a:hover{
  color:var(--orange);
}

.page-news__feature-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}

.page-news__feature-card{
  background:var(--news-card);
  border:1px solid var(--news-line);
  border-radius:var(--radius);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-news__feature-card:hover{
  transform:translateY(-3px);
  box-shadow:0 14px 38px rgba(6,16,32,0.5);
}

.page-news__feature-card--wide{
  grid-column:1 / -1;
  border-top:4px solid var(--orange);
}

.page-news__feature-img{
  overflow:hidden;
}

.page-news__feature-img img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
  aspect-ratio:2/1;
  transition:transform 0.4s var(--ease);
}

.page-news__feature-card:hover .page-news__feature-img img{
  transform:scale(1.02);
}

.page-news__feature-body{
  padding:20px 22px 24px;
}

.page-news__feature-body h3{
  font-family:var(--font-head);
  font-size:20px;
  font-weight:900;
  line-height:1.35;
  margin:0 0 10px;
  color:var(--light);
}

.page-news__feature-body p{
  font-size:14px;
  line-height:1.75;
  color:var(--silver);
  margin:0 0 14px;
}

.page-news__read-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--orange);
  text-decoration:none;
  letter-spacing:0.04em;
}

.page-news__read-more::after{
  content:"→";
  transition:transform var(--dur) var(--ease);
}

.page-news__read-more:hover::after{
  transform:translateX(4px);
}

.page-news__tips{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin-bottom:20px;
}

.page-news__tip-card{
  display:flex;
  gap:16px;
  background:var(--news-card);
  border:1px solid var(--news-line);
  border-radius:var(--radius);
  padding:18px 20px;
  transition:background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news__tip-card:hover{
  border-color:rgba(255,75,30,0.4);
}

.page-news__tip-index{
  font-family:var(--font-mono);
  font-size:14px;
  font-weight:700;
  color:var(--orange);
  min-width:28px;
  padding-top:2px;
}

.page-news__tip-copy h3{
  font-family:var(--font-head);
  font-size:17px;
  font-weight:900;
  margin:0 0 6px;
  color:var(--light);
}

.page-news__tip-copy p{
  font-size:14px;
  line-height:1.7;
  color:var(--silver);
  margin:0;
}

.page-news__tip-visual{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--news-line);
  background:var(--news-card);
  position:relative;
}

.page-news__tip-visual::before{
  content:"SNAP";
  position:absolute;
  bottom:10px;
  right:10px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:0.2em;
  color:rgba(246,248,252,0.7);
  background:rgba(6,16,32,0.7);
  padding:3px 8px;
  border-radius:3px;
  z-index:1;
}

.page-news__tip-visual img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
  aspect-ratio:1/1;
}

.page-news__version-wrap{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
  background:linear-gradient(135deg, rgba(16,42,67,0.7), rgba(6,16,32,0.9));
  border:1px solid var(--news-line);
  border-radius:var(--radius);
  padding:24px;
}

.page-news__version-img{
  overflow:hidden;
  border-radius:8px;
  display:flex;
}

.page-news__version-img img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
  max-height:260px;
}

.page-news__version-list{
  display:flex;
  flex-direction:column;
  gap:0;
}

.page-news__version-item{
  position:relative;
  padding:18px 0 18px 28px;
  border-left:2px solid var(--news-line);
}

.page-news__version-item::before{
  content:"";
  position:absolute;
  left:-6px;
  top:24px;
  width:10px;
  height:10px;
  background:var(--deep-2);
  border:2px solid var(--orange);
  border-radius:50%;
}

.page-news__version-item:hover::before{
  box-shadow:0 0 12px rgba(255,75,30,0.6);
}

.page-news__version-code{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:700;
  color:var(--orange);
  letter-spacing:0.06em;
  display:block;
  margin-bottom:6px;
}

.page-news__version-item h3{
  font-family:var(--font-head);
  font-size:16px;
  font-weight:900;
  margin:0 0 6px;
  color:var(--light);
  line-height:1.4;
}

.page-news__version-item p{
  font-size:13px;
  line-height:1.7;
  color:var(--silver);
  margin:0;
}

.page-news__footer-line{
  position:relative;
  z-index:1;
  margin-top:56px;
  border-top:1px solid var(--news-line);
  padding-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:8px 24px;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--news-silver-dim);
}

@media (min-width: 768px){
  .page-news__hero{
    grid-template-columns:minmax(0,3fr) minmax(0,2fr);
    align-items:center;
    gap:36px;
  }

  .page-news__hero-copy h1{
    font-size:clamp(36px,3.6vw,54px);
  }

  .page-news__hero-desc{
    font-size:16px;
  }

  .page-news__filter{
    display:inline-flex;
    padding-bottom:0;
    border-bottom:0;
    background:var(--news-card);
    border:1px solid var(--news-line);
    border-radius:99px;
    padding:6px;
    margin-bottom:44px;
  }

  .page-news__filter-btn{
    background:transparent;
    border:0;
    padding:8px 20px;
  }

  .page-news__filter-btn.is-active{
    border-radius:99px;
  }

  .page-news__layout{
    grid-template-columns:minmax(0,240px) minmax(0,1fr);
    gap:44px;
  }

  .page-news__rail{
    display:block;
    position:sticky;
    top:24px;
    align-self:start;
    background:var(--news-card);
    border:1px solid var(--news-line);
    border-radius:var(--radius);
    padding:20px;
  }

  .page-news__rail .index-label{
    color:var(--orange);
    font-size:12px;
    margin-bottom:16px;
    letter-spacing:0.08em;
  }

  .page-news__rail-list{
    list-style:none;
    margin:0 0 18px;
    padding:0;
    display:flex;
    flex-direction:column;
    gap:2px;
  }

  .page-news__rail-list a{
    display:block;
    font-family:var(--font-mono);
    font-size:13px;
    color:var(--silver);
    text-decoration:none;
    padding:8px 10px;
    border-left:2px solid transparent;
    transition:border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
  }

  .page-news__rail-list a:hover{
    color:var(--light);
    background:rgba(46,156,230,0.08);
  }

  .page-news__rail-list a.is-active{
    border-left-color:var(--orange);
    color:var(--orange);
    background:rgba(255,75,30,0.07);
  }

  .page-news__rail-note{
    display:flex;
    gap:8px;
    align-items:flex-start;
    border-top:1px solid var(--news-line);
    padding-top:14px;
  }

  .page-news__rail-note .status-ping{
    flex:0 0 auto;
    margin-top:5px;
  }

  .page-news__rail-note p{
    font-size:12px;
    line-height:1.6;
    color:var(--news-silver-dim);
    margin:0;
  }

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

  .page-news__feature-card--wide{
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);
    grid-column:1 / -1;
  }

  .page-news__feature-card--wide .page-news__feature-img,
  .page-news__feature-card--wide .page-news__feature-body{
    min-height:100%;
  }

  .page-news__tips{
    grid-template-columns:1fr;
  }

  .page-news__tip-card{
    padding:20px 24px;
  }

  .page-news__tip-visual{
    max-width:400px;
    margin-left:auto;
  }

  .page-news__version-wrap{
    grid-template-columns:minmax(0,180px) minmax(0,1fr);
    gap:30px;
    padding:30px;
  }

  .page-news__version-img img{
    max-height:none;
    height:100%;
    min-height:520px;
    object-fit:cover;
  }
}

@media (min-width: 1080px){
  .page-news__layout{
    grid-template-columns:minmax(0,260px) minmax(0,1fr);
    gap:56px;
  }

  .page-news__hero h1{
    font-size:56px;
  }

  .page-news__item-card{
    padding:20px 26px;
  }

  .page-news__item-card p{
    font-size:15px;
  }

  .page-news__feature-card--wide{
    grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  }

  .page-news__feature-body h3{
    font-size:22px;
  }

  .page-news__feature-body p{
    font-size:15px;
  }

  .page-news__tips{
    grid-template-columns:repeat(2, minmax(0,1fr));
    gap:16px;
  }

  .page-news__tip-visual{
    grid-column:1 / -1;
    max-width:none;
    margin-left:0;
  }

  .page-news__tip-visual img{
    aspect-ratio:21/9;
  }
}