.page-news {
  --news-surface: rgba(23, 17, 46, 0.74);
  --news-panel: rgba(8, 8, 12, 0.30);
  --news-glow: rgba(85, 230, 232, 0.10);
  --news-gold-soft: rgba(232, 180, 90, 0.14);
  --news-rule: rgba(243, 234, 219, 0.14);
  --news-body: #3b3550;
  color: var(--text);
  font-family: var(--font-sans);
  background:
    radial-gradient(1200px 600px at 88% -8%, rgba(85, 230, 232, 0.08), transparent 62%),
    radial-gradient(900px 520px at -10% 24%, rgba(232, 180, 90, 0.07), transparent 58%),
    var(--space);
  overflow-x: clip;
}

.page-news *,
.page-news *::before,
.page-news *::after {
  box-sizing: border-box;
}

.page-news .container {
  width: min(100% - 2rem, 1180px);
  margin-inline: auto;
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.84rem;
  color: var(--mist);
}

.page-news .breadcrumb__item {
  color: var(--mist);
  text-decoration: none;
}

.page-news .breadcrumb__item[aria-current="page"] {
  color: var(--text);
}

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

.page-news .news-hero {
  position: relative;
  padding: 1.6rem 0 3.2rem;
  isolation: isolate;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(116deg, transparent 0 46%, rgba(23, 17, 46, 0.92) 46% 100%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  top: 10%;
  width: 52%;
  height: 70%;
  border: 1px solid var(--hair-soft);
  transform: rotate(-9deg);
  pointer-events: none;
  opacity: 0.55;
}

.page-news .hero-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.page-news .hero-copy h1 {
  max-width: 14em;
  margin: 0.4rem 0 1rem;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6vw, 3.55rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.025em;
}

.page-news .hero-copy .lede {
  max-width: 42rem;
  margin: 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.85;
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.page-news .hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 2rem 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--hair);
}

.page-news .hero-facts dt {
  color: var(--mist);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.page-news .hero-facts dd {
  margin: 0.3rem 0 0;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  line-height: 1.2;
}

.page-news .hero-visual {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: 4px 42px 4px 42px;
  overflow: hidden;
  background: var(--night);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.30);
  clip-path: polygon(0 4%, 100% 0, 96% 100%, 5% 96%);
}

.page-news .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 900;
  object-fit: cover;
}

.page-news .news-section {
  padding: 3.2rem 0;
  border-top: 1px solid var(--hair-soft);
}

.page-news .news-section--recent {
  background: linear-gradient(180deg, rgba(23, 17, 46, 0.72), rgba(7, 11, 31, 0.18));
}

.page-news .news-section--dual {
  background:
    linear-gradient(90deg, rgba(23, 17, 46, 0.78), rgba(7, 11, 31, 0.36)),
    radial-gradient(700px 380px at 90% 20%, rgba(85, 230, 232, 0.05), transparent 65%);
}

.page-news .section-head {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1.4rem;
}

.page-news .section-head__index {
  flex: none;
  padding: 0.2rem 0.42rem;
  border: 1px solid var(--hair);
  border-radius: 2px;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.4;
}

.page-news .section-head h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.3;
}

.page-news .section-head p {
  max-width: 46rem;
  margin: 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.8;
}

.page-news .filter-panel {
  position: relative;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0 1rem;
}

.page-news .filter-bar__label {
  margin-right: 0.3rem;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.46rem 0.82rem;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgba(23, 17, 46, 0.62);
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.3;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.page-news .filter-chip:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-news #filter-all:checked ~ .filter-bar label[for="filter-all"],
.page-news #filter-version:checked ~ .filter-bar label[for="filter-version"],
.page-news #filter-benefit:checked ~ .filter-bar label[for="filter-benefit"],
.page-news #filter-rules:checked ~ .filter-bar label[for="filter-rules"],
.page-news #filter-fav:checked ~ .filter-bar label[for="filter-fav"],
.page-news #filter-mobile:checked ~ .filter-bar label[for="filter-mobile"] {
  border-color: var(--cyan);
  background: var(--cyan);
  color: var(--space);
  font-weight: 700;
}

.page-news #filter-version:checked ~ .news-board .news-item:not(.cat-version),
.page-news #filter-benefit:checked ~ .news-board .news-item:not(.cat-benefit),
.page-news #filter-rules:checked ~ .news-board .news-item:not(.cat-rules),
.page-news #filter-fav:checked ~ .news-board .news-item:not(.cat-fav),
.page-news #filter-mobile:checked ~ .news-board .news-item:not(.cat-mobile) {
  display: none;
}

.page-news .news-board {
  display: grid;
  gap: 1.2rem;
}

.page-news .topic-rail {
  padding: 1rem;
  border: 1px solid var(--hair-soft);
  border-radius: 3px;
  background: var(--news-panel);
}

.page-news .topic-rail__title {
  margin: 0 0 0.7rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
}

.page-news .topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .topic-list a {
  display: inline-flex;
  padding: 0.34rem 0.55rem;
  border: 1px solid var(--hair-soft);
  border-radius: 2px;
  color: var(--mist);
  font-size: 0.84rem;
  line-height: 1.4;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-news .topic-list a:hover {
  border-color: var(--gold);
  background: var(--gold);
  color: var(--space);
}

.page-news .topic-rail__note {
  margin: 0.9rem 0 0;
  color: var(--mist);
  font-size: 0.78rem;
  line-height: 1.6;
}

.page-news .news-list {
  display: grid;
  gap: 0;
}

.page-news .news-item {
  position: relative;
  padding: 1.15rem 0.35rem 1.3rem 1.25rem;
  border-top: 1px solid var(--hair-soft);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--news-gold-soft);
}

.page-news .news-item:nth-child(3n+2) {
  padding-top: 1.6rem;
  padding-bottom: 1.7rem;
}

.page-news .news-item:hover {
  background: linear-gradient(90deg, var(--news-glow), transparent 72%);
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.4rem;
}

.page-news .news-item__no {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.page-news .news-item__time {
  color: var(--mist);
  font-size: 0.8rem;
}

.page-news .news-item h3 {
  margin: 0.1rem 0 0.38rem;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.5;
}

.page-news .news-item__summary {
  margin: 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.7;
}

.page-news .news-item .fold {
  margin-top: 0.55rem;
}

.page-news .fold {
  border-top: 1px dashed var(--hair);
  padding-top: 0.45rem;
}

.page-news .fold__summary {
  color: var(--cyan);
  font-size: 0.86rem;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
}

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

.page-news .fold__summary::before {
  content: "+";
  display: inline-block;
  width: 1.1em;
  color: var(--gold);
  font-family: var(--font-mono);
}

.page-news .fold[open] .fold__summary::before {
  content: "−";
}

.page-news .fold__body {
  padding: 0.5rem 0 0 0.2rem;
  color: var(--mist);
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-news .dual-layout {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.page-news .dual-copy > p {
  margin: 0 0 0.9rem;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.82;
}

.page-news .dual-visual {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: 2px 30px 2px 30px;
  overflow: hidden;
  background: var(--night);
}

.page-news .dual-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 700;
  object-fit: cover;
}

.page-news .dual-rows {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-news .dual-card {
  padding: 1.3rem;
  border-radius: 3px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.16);
}

.page-news .dual-card h3 {
  margin: 0 0 0.4rem;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 1.2rem;
}

.page-news .dual-card p {
  margin: 0 0 0.6rem;
  color: var(--news-body);
  font-size: 0.96rem;
  line-height: 1.7;
}

.page-news .dual-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--news-body);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-news .favorite-layout {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.page-news .favorite-visual {
  margin: 0;
  border: 1px solid var(--hair);
  overflow: hidden;
  background: var(--night);
}

.page-news .favorite-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 700;
  object-fit: cover;
}

.page-news .favorite-copy > p {
  margin: 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.82;
}

.page-news .fav-views {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.3rem;
}

.page-news .fav-view {
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--cyan);
  background: rgba(23, 17, 46, 0.62);
}

.page-news .fav-view:nth-child(2) {
  border-color: var(--gold);
}

.page-news .fav-view:nth-child(3) {
  border-color: var(--magenta);
}

.page-news .fav-view h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-serif);
  font-size: 1.04rem;
}

.page-news .fav-view p {
  margin: 0;
  color: var(--mist);
  font-size: 0.94rem;
  line-height: 1.65;
}

.page-news .roadmap-layout {
  display: grid;
  gap: 1.5rem;
}

.page-news .roadmap-copy > p {
  margin: 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.82;
}

.page-news .roadmap-svg {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 1rem;
  padding: 0.8rem;
  border: 1px solid var(--hair);
  border-radius: 16px;
  background: linear-gradient(160deg, rgba(23, 17, 46, 0.82), rgba(7, 11, 31, 0.42));
}

.page-news .map-line {
  stroke: var(--cyan);
  stroke-width: 2;
  stroke-dasharray: 6 8;
  opacity: 0.72;
}

.page-news .map-node {
  fill: var(--night);
  stroke: var(--gold);
  stroke-width: 2;
  transition: fill 0.2s ease, stroke 0.2s ease;
}

.page-news .roadmap-svg a:hover .map-node {
  fill: var(--gold);
  stroke: var(--cyan);
}

.page-news .map-label {
  fill: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-news .map-sub {
  fill: var(--mist);
  font-size: 11px;
}

.page-news .roadmap-visual figure {
  margin: 0;
  border: 1px solid var(--hair);
  overflow: hidden;
}

.page-news .roadmap-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 700;
  object-fit: cover;
}

.page-news .route-cards {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.page-news .route-card {
  padding: 0.9rem 0 0;
  border-top: 1px solid var(--hair);
}

.page-news .route-card__num {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.page-news .route-card h3 {
  margin: 0.2rem 0 0.3rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.page-news .route-card p {
  margin: 0 0 0.45rem;
  color: var(--mist);
  font-size: 0.92rem;
  line-height: 1.65;
}

.page-news .route-card a {
  color: var(--cyan);
  font-size: 0.88rem;
  text-decoration: none;
}

.page-news .route-card a:hover {
  color: var(--gold);
}

.page-news .series-grid {
  display: grid;
  gap: 1rem;
}

.page-news .series-card {
  position: relative;
  padding: 1.1rem;
  border: 1px solid var(--hair);
  border-top: 2px solid var(--magenta);
  border-radius: 3px;
  background: linear-gradient(150deg, rgba(23, 17, 46, 0.82), rgba(7, 11, 31, 0.40));
}

.page-news .series-card--benefit,
.page-news .series-card--fav {
  border-top-color: var(--gold);
}

.page-news .series-card--rules,
.page-news .series-card--mobile {
  border-top-color: var(--cyan);
}

.page-news .series-card h3 {
  margin: 0.65rem 0 0.35rem;
  font-family: var(--font-serif);
  font-size: 1.08rem;
}

.page-news .series-card p {
  margin: 0 0 0.7rem;
  color: var(--mist);
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-news .series-card a {
  color: var(--cyan);
  font-size: 0.88rem;
  text-decoration: none;
}

.page-news .series-card a:hover {
  color: var(--gold);
}

.page-news .next-links {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hair);
}

.page-news .next-links h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
}

.page-news .next-links p {
  margin: 0 0 1rem;
  color: var(--mist);
  font-size: 0.96rem;
  line-height: 1.75;
}

.page-news .next-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--hair-soft);
  color: var(--text);
  font-size: 0.96rem;
  line-height: 1.5;
  text-decoration: none;
}

.page-news .next-links a::after {
  content: "→";
  flex: none;
  color: var(--gold);
  font-family: var(--font-mono);
}

.page-news .next-links a:hover {
  color: var(--cyan);
}

@media (min-width: 640px) {
  .page-news .container {
    width: min(100% - 3rem, 1180px);
  }

  .page-news .fav-views {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 860px) {
  .page-news .news-hero {
    padding-top: 2.2rem;
    padding-bottom: 4.2rem;
  }

  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 3rem;
  }

  .page-news .news-board {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
  }

  .page-news .topic-rail {
    position: sticky;
    top: calc(var(--bar-h) + 1.5rem);
  }

  .page-news .topic-list {
    display: grid;
  }

  .page-news .dual-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-news .favorite-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 2.4rem;
  }

  .page-news .roadmap-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 2.4rem;
  }

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

  .page-news .series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-news .news-section {
    padding: 4.2rem 0;
  }

  .page-news .dual-layout {
    grid-template-columns: minmax(0, 1fr) 430px;
    gap: 3rem;
  }

  .page-news .favorite-layout {
    grid-template-columns: 430px minmax(0, 1fr);
    gap: 3rem;
  }

  .page-news .roadmap-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}