.page-news {
  --news-border-thick: 3px solid var(--c-border);
  --news-border-light: 1px solid var(--c-border);
  --news-hero-pad: clamp(1.25rem, 3vw, 2.5rem);
  background: var(--c-bg);
  color: var(--c-text);
}

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: var(--news-hero-pad) var(--news-hero-pad) 0;
  background:
    radial-gradient(1000px 420px at 85% -10%, rgba(62,255,154,0.14), transparent 60%),
    linear-gradient(145deg, var(--c-primary) 0%, var(--c-primary-light) 55%, var(--c-bg) 100%);
  border-bottom: 3px solid var(--c-accent);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(62,255,154,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62,255,154,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

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

.page-news .breadcrumb {
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-news .hero-overline {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-news .hero-overline::before {
  content: "";
  width: 34px;
  height: 3px;
  background: var(--c-accent);
  display: inline-block;
  flex-shrink: 0;
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0.01em;
  margin: 0 0 1rem;
  max-width: 15em;
  color: var(--c-text);
}

.page-news .news-hero .page-lead {
  color: var(--c-silver);
  font-size: clamp(0.92rem, 1.5vw, 1.05rem);
  line-height: 1.75;
  max-width: 36em;
  margin: 0;
}

.page-news .hero-visual {
  position: relative;
  margin: clamp(2rem, 4vw, 2.75rem) calc(-1 * var(--news-hero-pad)) 0;
  border-top: 2px solid var(--c-accent);
  clip-path: polygon(0 12%, 100% 0, 100% 100%, 0 88%);
  background: var(--c-card);
}

.page-news .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(1.1) contrast(1.05);
}

.page-news .hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding: 1.25rem 0 1.5rem;
}

.page-news .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.65rem 0.85rem;
  border-left: 2px solid var(--c-accent);
  background: rgba(11, 15, 26, 0.45);
}

.page-news .stat-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-secondary);
}

.page-news .stat-value {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--c-text);
}

.page-news .news-body {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--news-hero-pad) clamp(3rem, 6vw, 4.5rem);
}

.page-news .section {
  padding-top: clamp(2.5rem, 6vw, 4rem);
}

.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 0.75rem 2rem;
  margin-bottom: 1.5rem;
}

.page-news .section-index {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--c-accent);
  margin: 0 0 0.45rem;
  text-transform: uppercase;
}

.page-news .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.15;
  color: var(--c-text);
}

.page-news .section-desc {
  font-size: 0.85rem;
  color: var(--c-text-secondary);
  max-width: 30em;
}

.page-news .news-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.5rem 0 1.5rem;
  border-bottom: var(--news-border-light);
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--c-border);
  background: var(--c-card);
  font-size: 0.78rem;
  color: var(--c-text-secondary);
  letter-spacing: 0.03em;
}

.page-news .filter-chip b {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--c-accent);
}

.page-news .filter-chip.is-active {
  border-color: var(--c-accent);
  background: rgba(62, 255, 154, 0.08);
  color: var(--c-text);
  box-shadow: inset 0 -2px 0 var(--c-accent);
}

.page-news .news-directory {
  border-top: 3px solid var(--c-silver);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem 1.5rem;
  padding: 1.75rem 0;
  border-bottom: var(--news-border-thick);
  transition: background 0.3s var(--ease);
}

.page-news .news-item:hover {
  background: linear-gradient(90deg, rgba(62, 255, 154, 0.045), transparent 55%);
}

.page-news .news-item-side {
  display: flex;
  align-items: center;
  gap: 0.75rem 1rem;
  flex-wrap: wrap;
}

.page-news .news-cat-transfer {
  border-color: var(--c-danger);
  background: rgba(142, 29, 47, 0.22);
  color: var(--c-silver);
}

.page-news .news-cat-data {
  border-color: var(--c-accent);
  background: rgba(62, 255, 154, 0.08);
  color: var(--c-text);
}

.page-news .news-cat-feature {
  border-color: var(--c-silver);
  background: rgba(192, 200, 208, 0.06);
  color: var(--c-silver);
}

.page-news .news-cat-version {
  border-color: var(--c-primary-light);
  background: rgba(21, 62, 110, 0.25);
  color: var(--c-silver);
}

.page-news .news-indicator {
  font-size: 0.78rem;
  color: var(--c-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-news .news-indicator::before {
  content: "◇";
  color: var(--c-accent);
  font-size: 0.9rem;
}

.page-news .news-item-main {
  min-width: 0;
  transition: transform 0.3s var(--ease);
}

.page-news .news-item:hover .news-item-main {
  transform: translateX(5px);
}

.page-news .news-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 0.5rem;
  letter-spacing: 0.01em;
  color: var(--c-text);
}

.page-news .news-summary {
  color: var(--c-silver);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}

.page-news .news-media {
  position: relative;
  margin: 1rem 0 0.25rem;
  border: 2px solid var(--c-border);
  overflow: hidden;
  transform: skewX(-1.5deg);
  background: var(--c-card);
}

.page-news .news-media img {
  display: block;
  width: 100%;
  height: auto;
  transform: skewX(1.5deg) scale(1.04);
  transition: transform 0.5s var(--ease), opacity 0.5s var(--ease);
  opacity: 0.92;
}

.page-news .news-item:hover .news-media img {
  transform: skewX(1.5deg) scale(1.1);
  opacity: 1;
}

.page-news .news-detail {
  margin-top: 0.75rem;
  font-size: 0.88rem;
}

.page-news .news-detail summary {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--c-accent);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  list-style: none;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

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

.page-news .news-detail summary:hover {
  border-bottom-color: var(--c-accent);
}

.page-news .news-detail summary::before {
  content: "＋";
  font-size: 1rem;
  line-height: 1;
  color: var(--c-accent);
}

.page-news .news-detail[open] summary::before {
  content: "－";
}

.page-news .news-detail .detail-body {
  margin-top: 0.85rem;
  padding-left: 1rem;
  border-left: 2px solid var(--c-accent);
  display: grid;
  gap: 0.6rem;
}

.page-news .news-detail .detail-body p {
  color: var(--c-silver);
  line-height: 1.75;
  margin: 0;
  font-size: 0.86rem;
}

.page-news .news-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.9rem;
  padding-top: 0.75rem;
  border-top: var(--news-border-light);
}

.page-news .news-time {
  font-size: 0.78rem;
  color: var(--c-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-news .news-time::before {
  content: "◷";
  color: var(--c-accent);
  font-size: 0.9rem;
}

.page-news .news-tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-news .announce-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-news .announce-card {
  position: relative;
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border: 2px solid var(--c-border);
  background: var(--c-card);
  box-shadow: var(--shadow-card);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-news .announce-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-accent);
}

.page-news .announce-card.announce-alert {
  border-color: var(--c-danger);
  background: linear-gradient(150deg, rgba(142, 29, 47, 0.24), var(--c-card) 60%);
}

.page-news .announce-card.announce-alert:hover {
  border-color: var(--c-danger);
}

.page-news .announce-card h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 800;
  margin: 0.85rem 0 0.5rem;
  color: var(--c-text);
}

.page-news .announce-card p {
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--c-silver);
  margin: 0;
}

.page-news .announce-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--c-text-secondary);
}

.page-news .announce-meta::before {
  content: "◷";
  color: var(--c-accent);
  font-size: 0.9rem;
}

.page-news .link-card {
  display: flex;
  flex-direction: column;
  min-height: 170px;
  padding: 1.5rem;
  border: 2px solid var(--c-border);
  background: var(--c-card);
  box-shadow: var(--shadow-card);
  color: var(--c-text);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .link-card::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 80px;
  height: 80px;
  background: rgba(62, 255, 154, 0.08);
  transform: rotate(45deg);
  transition: background 0.3s ease;
}

.page-news .link-card:hover {
  border-color: var(--c-accent);
  transform: translateY(-5px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.page-news .link-card .card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--c-text);
}

.page-news .link-card .card-meta {
  font-size: 0.85rem;
  color: var(--c-text-secondary);
  line-height: 1.65;
  flex: 1;
}

.page-news .link-arrow {
  align-self: flex-end;
  color: var(--c-accent);
  font-size: 1.75rem;
  line-height: 1;
  margin-top: 0.75rem;
  transition: transform 0.3s var(--ease);
}

.page-news .link-card:hover .link-arrow {
  transform: translateX(6px);
}

@media (min-width: 640px) {
  .page-news .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

@media (min-width: 760px) {
  .page-news .news-item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 0 2rem;
  }

  .page-news .news-item-side {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    padding-top: 0.35rem;
  }
}

@media (min-width: 880px) {
  .page-news .announce-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}