.page-news {
  --news-accent: var(--color-primary);
  --news-warn: var(--color-accent);
  --news-live: var(--color-lime);
  --news-panel: var(--color-surface);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}

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

.page-news__hero {
  position: relative;
  padding: 44px 0 40px;
  background:
    radial-gradient(ellipse at 72% 24%, rgba(0, 168, 255, 0.16), transparent 54%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-line);
  overflow: hidden;
}

.page-news__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37, 47, 61, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 47, 61, 0.4) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 65%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 65%, #000 100%);
  opacity: 0.5;
  pointer-events: none;
}

.page-news__hero::after {
  content: "04";
  position: absolute;
  right: -0.5rem;
  bottom: -2.4rem;
  font-family: var(--font-heading);
  font-size: clamp(10rem, 28vw, 20rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px rgba(245, 247, 250, 0.08);
  pointer-events: none;
  z-index: 0;
}

.page-news__hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
}

.page-news__kicker {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0 0 10px;
}

.page-news__hero-copy h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.05;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #ffffff 10%, rgba(0, 168, 255, 0.9) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news__lede {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--color-muted);
  max-width: 60ch;
  margin: 0;
}

.page-news__sync {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
}

.page-news__hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-news__metric {
  background: var(--news-panel);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  position: relative;
  overflow: hidden;
}

.page-news__metric::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0.35);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.page-news__metric:hover::after {
  transform: scaleX(1);
}

.page-news__metric dt {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--color-muted);
}

.page-news__metric dd {
  margin: 4px 0 0;
  font-family: var(--font-heading);
  font-size: 1.9rem;
  line-height: 1.1;
  color: var(--color-text);
}

.page-news__canvas {
  display: grid;
  gap: 48px 36px;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 44px clamp(16px, 4vw, 32px) 80px;
}

.page-news__stream {
  min-width: 0;
  position: relative;
}

.page-news__filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-line);
}

.page-news__filter-legend {
  flex-basis: 100%;
  margin: 0 0 2px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--color-muted);
}

.page-news__filter-tab {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 0.83rem;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  user-select: none;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-news__filter-tab:hover {
  border-color: rgba(0, 168, 255, 0.5);
  color: var(--color-text);
  transform: translateY(-1px);
}

#cat-all:checked ~ .page-news__filter label[for="cat-all"],
#cat-report:checked ~ .page-news__filter label[for="cat-report"],
#cat-update:checked ~ .page-news__filter label[for="cat-update"],
#cat-feature:checked ~ .page-news__filter label[for="cat-feature"] {
  background: var(--gradient-primary);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(0, 85, 255, 0.28);
}

#cat-all:focus-visible ~ .page-news__filter label[for="cat-all"],
#cat-report:focus-visible ~ .page-news__filter label[for="cat-report"],
#cat-update:focus-visible ~ .page-news__filter label[for="cat-update"],
#cat-feature:focus-visible ~ .page-news__filter label[for="cat-feature"] {
  outline: 2px solid var(--color-lime);
  outline-offset: 2px;
}

#cat-report:checked ~ .page-news__section--update,
#cat-report:checked ~ .page-news__section--feature,
#cat-update:checked ~ .page-news__section--report,
#cat-update:checked ~ .page-news__section--feature,
#cat-feature:checked ~ .page-news__section--report,
#cat-feature:checked ~ .page-news__section--update {
  display: none;
}

.page-news__section {
  margin-bottom: 56px;
  position: relative;
}

.page-news__section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-line);
}

.page-news__section-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-news__more {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.page-news__more:hover {
  border-bottom-color: var(--color-primary);
  color: #ffffff;
}

.page-news__report-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
  position: relative;
}

.page-news__report-list::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), transparent 85%);
  opacity: 0.35;
}

.page-news__report-item {
  position: relative;
  padding-left: 24px;
  padding-bottom: 8px;
}

.page-news__report-item::before {
  content: "";
  position: absolute;
  left: -3px;
  top: 10px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 168, 255, 0.14);
}

.page-news__report-meta,
.page-news__update-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.page-news__serial {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-primary);
  background: rgba(0, 168, 255, 0.1);
  border: 1px solid rgba(0, 168, 255, 0.24);
  border-radius: 6px;
  padding: 2px 8px;
  letter-spacing: 0.04em;
}

.page-news__tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  line-height: 1;
}

.page-news__tag--league {
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-muted);
}

.page-news__tag--time {
  background: rgba(0, 168, 255, 0.12);
  border: 1px solid rgba(0, 168, 255, 0.3);
  color: var(--color-primary);
}

.page-news__tag--type {
  background: rgba(57, 255, 20, 0.06);
  border: 1px solid rgba(57, 255, 20, 0.24);
  color: var(--color-lime);
}

.page-news__tag--new {
  background: rgba(57, 255, 20, 0.12);
  border-color: rgba(57, 255, 20, 0.35);
  color: var(--color-lime);
  position: relative;
}

.page-news__tag--new::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 999px;
  border: 1px solid rgba(57, 255, 20, 0.4);
  animation: page-news-pulse 2s var(--ease) infinite;
  pointer-events: none;
}

@keyframes page-news-pulse {
  0% { transform: scale(1); opacity: 0.8; }
  70% { transform: scale(1.14); opacity: 0; }
  100% { transform: scale(1.14); opacity: 0; }
}

.page-news__report-item h3,
.page-news__update-copy h3,
.page-news__feature-card h3 {
  position: relative;
  font-family: var(--font-heading);
  font-size: 1.02rem;
  line-height: 1.5;
  margin: 0 0 8px;
  display: inline;
  background-image: linear-gradient(120deg, rgba(0, 168, 255, 0.9), rgba(0, 168, 255, 0.9));
  background-repeat: no-repeat;
  background-size: 100% 2px;
  background-position: left bottom;
}

.page-news__report-item p,
.page-news__update-copy p,
.page-news__feature-card p {
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.8;
  margin: 0;
}

.page-news__report-body {
  min-width: 0;
}

.page-news__report-media {
  margin-bottom: 18px;
}

.page-news__report-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.page-news__expand {
  margin-top: 12px;
  font-size: 0.85rem;
}

.page-news__expand summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  list-style: none;
  transition: color 0.2s;
}

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

.page-news__expand summary::before {
  content: "+";
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-lime);
  transition: transform 0.25s var(--ease);
}

.page-news__expand[open] summary::before {
  transform: rotate(45deg);
}

.page-news__expand p {
  margin: 12px 0 0;
  border-left: 2px solid var(--color-primary);
  padding-left: 14px;
  font-size: 0.84rem;
  color: var(--color-muted);
  line-height: 1.8;
}

.page-news__update-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news__update-item {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s;
}

.page-news__update-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--gradient-primary);
  border-radius: 0 4px 4px 0;
  opacity: 0.8;
}

.page-news__update-item:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 168, 255, 0.35);
}

.page-news__update-copy {
  min-width: 0;
}

.page-news__update-media {
  min-width: 0;
}

.page-news__update-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-news__feature-grid {
  display: grid;
  gap: 20px;
}

.page-news__feature-card {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-news__feature-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 168, 255, 0.32);
}

.page-news__feature-card--lead {
  padding: 0;
}

.page-news__feature-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.page-news__feature-body {
  padding: 20px 22px 22px;
  min-width: 0;
}

.page-news__feature-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  border: 1px solid rgba(255, 106, 0, 0.3);
  background: rgba(255, 106, 0, 0.08);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.page-news__aside {
  display: grid;
  gap: 28px;
  align-content: start;
  min-width: 0;
}

.page-news__notices,
.page-news__guide {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 22px;
  position: relative;
  overflow: hidden;
}

.page-news__notices::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), rgba(255, 106, 0, 0.2));
}

.page-news__notices h2,
.page-news__guide h2 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  margin: 0 0 14px;
}

.page-news__notice-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 18px;
}

.page-news__notice-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
}

.page-news__notice-list li {
  border-bottom: 1px solid var(--color-line);
}

.page-news__notice-list li:last-child {
  border-bottom: 0;
}

.page-news__notice-item {
  display: grid;
  gap: 3px;
  padding: 14px 0 14px 16px;
  position: relative;
  transition: padding-left 0.25s var(--ease), background 0.25s;
}

.page-news__notice-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 10px rgba(255, 106, 0, 0.6);
}

.page-news__notice-item:hover {
  background: rgba(255, 106, 0, 0.05);
  padding-left: 20px;
}

.page-news__notice-item strong {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

.page-news__notice-item span {
  font-size: 0.78rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.page-news__notice-tip,
.page-news__guide-tip {
  font-size: 0.75rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin: 0;
  border-top: 1px dashed var(--color-line);
  padding-top: 12px;
}

.page-news__guide ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-news__guide ul + ul {
  margin-top: 12px;
}

.page-news__guide a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.87rem;
  transition: background 0.2s, color 0.2s, padding-left 0.2s var(--ease);
}

.page-news__guide a::before {
  content: "→";
  font-family: var(--font-mono);
  color: var(--color-primary);
}

.page-news__guide a:hover {
  background: rgba(0, 168, 255, 0.08);
  color: var(--color-text);
  padding-left: 16px;
}

.page-news__anchor-list a::before {
  content: "#";
}

@media (min-width: 720px) {
  .page-news__report-item--lead {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 24px;
    align-items: center;
    padding-bottom: 0;
  }

  .page-news__report-item--lead .page-news__report-media {
    margin-bottom: 0;
  }

  .page-news__update-item--media {
    grid-template-columns: minmax(0, 1fr) minmax(180px, 0.5fr);
    align-items: center;
  }
}

@media (min-width: 860px) {
  .page-news__feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news__feature-card--lead {
    grid-column: span 2;
  }
}

@media (min-width: 900px) {
  .page-news__hero-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
    align-items: end;
  }

  .page-news__hero-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-news__canvas {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    align-items: start;
  }

  .page-news__aside {
    position: sticky;
    top: calc(var(--header-height) + 24px);
    max-height: calc(100vh - var(--header-height) - 48px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--color-line) transparent;
  }
}