.page-news {
  --news-accent: var(--color-electric);
  --news-live: var(--color-neon);
  --news-warn: var(--color-amber);
  background-color: var(--color-ink-900);
  background-image:
    linear-gradient(rgba(230, 237, 243, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(230, 237, 243, 0.018) 1px, transparent 1px);
  background-size: 52px 52px, 52px 52px;
  color: var(--color-fog);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news .container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--content-pad);
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-mist);
  padding-top: 24px;
}

.page-news .breadcrumb a {
  color: var(--color-mist);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-news .breadcrumb a:hover {
  color: var(--color-fog);
}

.page-news .breadcrumb .sep {
  opacity: 0.45;
}

.page-news .breadcrumb [aria-current="page"] {
  color: var(--color-fog);
  font-weight: 600;
}

.page-news .journal-head {
  border-bottom: var(--border-line);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-news .journal-head-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-top: 28px;
}

.page-news .journal-head-copy .section-kicker {
  color: var(--color-electric);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-news .journal-head-copy h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.18;
  color: var(--color-fog);
  margin: 14px 0 0;
  letter-spacing: -0.02em;
}

.page-news .journal-intro {
  max-width: 640px;
  color: var(--color-mist);
  font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
  line-height: 1.75;
  margin: 18px 0 0;
}

.page-news .journal-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-news .journal-stats .stat-card {
  background: rgba(19, 42, 69, 0.6);
  border: var(--border-line);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  text-align: left;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-news .journal-stats .stat-card:hover {
  border-color: rgba(168, 70, 255, 0.45);
  box-shadow: 0 0 20px rgba(168, 70, 255, 0.1);
}

.page-news .journal-stats .stat-value {
  display: block;
  font-family: var(--font-data);
  font-size: 1.625rem;
  line-height: 1.2;
  color: var(--color-neon);
  margin-bottom: 6px;
}

.page-news .journal-stats .stat-label {
  display: block;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--color-mist);
}

.page-news .news-section,
.page-news .changelog-section {
  padding-block: clamp(56px, 8vw, 100px);
}

.page-news .section-head {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 36px;
}

.page-news .section-head .chapter-num {
  font-family: var(--font-data);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--color-electric);
  flex-shrink: 0;
}

.page-news .section-head .chapter-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-electric);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-news .section-head .chapter-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-neon);
  box-shadow: 0 0 8px rgba(57, 255, 20, 0.55);
}

.page-news .section-head h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.3;
  color: var(--color-fog);
  margin: 10px 0 0;
  letter-spacing: -0.01em;
}

.page-news .section-desc {
  color: var(--color-mist);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 10px 0 0;
}

.page-news .news-layout {
  position: relative;
}

.page-news .news-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-news .filter-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-news .filter-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 16px;
  border: 1px solid rgba(230, 237, 243, 0.16);
  border-radius: 999px;
  font-size: 0.8125rem;
  color: var(--color-mist);
  cursor: pointer;
  user-select: none;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-news .filter-label:hover {
  border-color: var(--color-electric);
  color: var(--color-fog);
}

.page-news .filter-input:checked + .filter-label {
  background: var(--color-fog);
  color: var(--color-ink-900);
  border-color: var(--color-fog);
  font-weight: 700;
}

.page-news .news-layout:has(#filter-upgrade:checked) .news-item:not(.news-upgrade),
.page-news .news-layout:has(#filter-feature:checked) .news-item:not(.news-feature),
.page-news .news-layout:has(#filter-guide:checked) .news-item:not(.news-guide),
.page-news .news-layout:has(#filter-data:checked) .news-item:not(.news-data) {
  display: none;
}

.page-news .news-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-news .news-item {
  position: relative;
  border: var(--border-line);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  background: rgba(19, 42, 69, 0.5);
  overflow: hidden;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
  animation: newsItemIn 0.45s var(--ease) both;
}

.page-news .news-item:nth-child(2) { animation-delay: 0.05s; }
.page-news .news-item:nth-child(3) { animation-delay: 0.1s; }
.page-news .news-item:nth-child(4) { animation-delay: 0.15s; }
.page-news .news-item:nth-child(5) { animation-delay: 0.2s; }
.page-news .news-item:nth-child(6) { animation-delay: 0.25s; }
.page-news .news-item:nth-child(7) { animation-delay: 0.3s; }
.page-news .news-item:nth-child(8) { animation-delay: 0.35s; }

@keyframes newsItemIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-news .news-upgrade {
  border-left-color: var(--color-electric);
}

.page-news .news-feature {
  border-left-color: var(--color-neon);
}

.page-news .news-guide {
  border-left-color: var(--color-amber);
}

.page-news .news-data {
  border-left-color: var(--color-mist);
}

.page-news .news-item:has(.news-details[open]) {
  border-color: rgba(168, 70, 255, 0.45);
  box-shadow: 0 0 24px rgba(168, 70, 255, 0.1);
}

.page-news .news-details {
  display: block;
}

.page-news .news-summary {
  list-style: none;
  cursor: pointer;
  padding: 20px;
  display: block;
}

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

.page-news .news-details[open] .news-summary {
  border-bottom: 1px dashed rgba(230, 237, 243, 0.14);
  padding-bottom: 16px;
  margin-bottom: 4px;
}

.page-news .news-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.6;
}

.page-news .tag-upgrade {
  background: rgba(168, 70, 255, 0.16);
  color: #cba6ff;
  border: 1px solid rgba(168, 70, 255, 0.32);
}

.page-news .tag-feature {
  background: rgba(57, 255, 20, 0.1);
  color: #a9ff94;
  border: 1px solid rgba(57, 255, 20, 0.28);
}

.page-news .tag-guide {
  background: rgba(255, 193, 7, 0.1);
  color: #ffe28a;
  border: 1px solid rgba(255, 193, 7, 0.28);
}

.page-news .tag-data {
  background: rgba(230, 237, 243, 0.08);
  color: var(--color-fog);
  border: 1px solid rgba(230, 237, 243, 0.22);
}

.page-news .news-round {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--color-neon);
  letter-spacing: 0.03em;
}

.page-news .news-summary h3 {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.1875rem);
  line-height: 1.45;
  color: var(--color-fog);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

.page-news .news-head-img {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

.page-news .news-excerpt {
  color: var(--color-mist);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0 0 14px;
}

.page-news .news-readmore {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-electric);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}

.page-news .news-readmore::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--t-fast) var(--ease);
}

.page-news .news-details[open] .news-readmore::after {
  transform: rotate(225deg);
}

.page-news .news-details[open] .news-readmore {
  color: var(--color-neon);
}

.page-news .news-details .collapse-text {
  display: none;
}

.page-news .news-details[open] .expand-text {
  display: none;
}

.page-news .news-details[open] .collapse-text {
  display: inline;
}

.page-news .news-full {
  padding: 18px 20px 22px;
}

.page-news .news-full p {
  color: var(--color-mist);
  font-size: 0.9375rem;
  line-height: 1.8;
  margin: 0 0 10px;
}

.page-news .news-full p:last-child {
  margin-bottom: 0;
}

.page-news .featured-section {
  padding-block: clamp(56px, 8vw, 100px);
  background: linear-gradient(180deg, var(--color-ink-900) 0%, var(--color-ink-800) 55%, var(--color-ink-900) 100%);
  border-top: var(--border-line);
  border-bottom: var(--border-line);
}

.page-news .featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .featured-card {
  display: flex;
  flex-direction: column;
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: rgba(11, 30, 51, 0.72);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-news .featured-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 70, 255, 0.4);
}

.page-news .featured-main {
  background: linear-gradient(145deg, rgba(19, 42, 69, 0.9), rgba(11, 30, 51, 0.85));
}

.page-news .featured-main img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .featured-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 24px;
  flex: 1;
}

.page-news .featured-body h3 {
  font-family: var(--font-heading);
  font-size: 1.1875rem;
  line-height: 1.4;
  color: var(--color-fog);
  margin: 0;
}

.page-news .featured-body p {
  color: var(--color-mist);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0;
}

.page-news .featured-body .btn {
  margin-top: auto;
}

.page-news .changelog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-news .changelog-img {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: var(--border-line);
  margin-bottom: 28px;
}

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

.page-news .timeline-list::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-neon) 0%, var(--color-electric) 72%, rgba(168, 70, 255, 0.12) 100%);
}

.page-news .timeline-item {
  position: relative;
  padding-left: 34px;
  padding-bottom: 20px;
}

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

.page-news .timeline-dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-ink-800);
  border: 2px solid var(--color-mist);
}

.page-news .timeline-dot.is-live {
  background: var(--color-neon);
  border-color: var(--color-neon);
  box-shadow: 0 0 14px rgba(57, 255, 20, 0.6);
}

.page-news .timeline-card {
  background: rgba(19, 42, 69, 0.52);
  border: var(--border-line);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-news .timeline-card:hover {
  border-color: rgba(57, 255, 20, 0.3);
  box-shadow: 0 0 18px rgba(57, 255, 20, 0.06);
}

.page-news .timeline-round {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--color-neon);
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}

.page-news .timeline-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  line-height: 1.4;
  color: var(--color-fog);
  margin: 0 0 6px;
}

.page-news .timeline-card p {
  color: var(--color-mist);
  font-size: 0.875rem;
  line-height: 1.65;
  margin: 0;
}

.page-news .changelog-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-news .changelog-aside .legend-grid {
  gap: 10px;
}

.page-news .changelog-note {
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: rgba(19, 42, 69, 0.4);
  padding: 20px;
}

.page-news .changelog-note p {
  color: var(--color-mist);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 0 0 14px;
}

.page-news .subscribe-section {
  padding-block: clamp(56px, 8vw, 100px);
}

.page-news .subscribe-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  border: 1px solid rgba(168, 70, 255, 0.3);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(19, 42, 69, 0.85) 0%, rgba(11, 30, 51, 0.95) 100%);
  padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.page-news .subscribe-text .chapter-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-electric);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-news .subscribe-text .chapter-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-neon);
  box-shadow: 0 0 8px rgba(57, 255, 20, 0.55);
}

.page-news .subscribe-card h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.3;
  color: var(--color-fog);
  margin: 12px 0 10px;
}

.page-news .subscribe-card > .subscribe-text > p {
  color: var(--color-mist);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0;
}

.page-news .subscribe-list {
  list-style: none;
  padding: 0;
  margin: 18px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .subscribe-list li {
  position: relative;
  padding-left: 22px;
  color: var(--color-fog);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.page-news .subscribe-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-neon);
  box-shadow: 0 0 8px rgba(57, 255, 20, 0.45);
}

.page-news .subscribe-list li:last-child {
  color: var(--color-mist);
}

.page-news .subscribe-list li:last-child::before {
  background: var(--color-electric);
  box-shadow: 0 0 8px rgba(168, 70, 255, 0.4);
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-news .subscribe-img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: var(--border-line);
  justify-self: center;
}

@media (min-width: 768px) {
  .page-news .journal-head-grid {
    grid-template-columns: 3fr 2fr;
    align-items: end;
    gap: 40px;
  }

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

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

  .page-news .featured-main {
    grid-column: span 2;
    flex-direction: row;
    align-items: stretch;
  }

  .page-news .featured-main img {
    width: 50%;
    height: auto;
    flex-shrink: 0;
  }

  .page-news .featured-main .featured-body {
    width: 50%;
    flex-shrink: 0;
    padding: 32px;
  }

  .page-news .changelog-layout {
    grid-template-columns: 1.6fr 1fr;
    gap: 40px;
    align-items: start;
  }

  .page-news .changelog-img {
    max-width: 100%;
    margin-bottom: 32px;
  }

  .page-news .changelog-aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-news .subscribe-card {
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
  }

  .page-news .subscribe-img {
    justify-self: end;
  }
}

@media (min-width: 1024px) {
  .page-news .news-layout {
    display: grid;
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .news-filter-bar {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 0;
    gap: 6px;
  }

  .page-news .filter-label {
    justify-content: flex-start;
    border-radius: var(--radius-sm);
    padding: 9px 14px;
    border: 1px solid transparent;
  }

  .page-news .filter-label:hover {
    background: rgba(168, 70, 255, 0.08);
    border-color: rgba(168, 70, 255, 0.35);
    color: var(--color-fog);
  }

  .page-news .filter-input:checked + .filter-label {
    background: rgba(57, 255, 20, 0.12);
    color: var(--color-neon);
    border-color: rgba(57, 255, 20, 0.35);
    font-weight: 700;
  }

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

  .page-news .featured-main {
    grid-column: span 1;
    flex-direction: column;
  }

  .page-news .featured-main img {
    width: 100%;
    aspect-ratio: 2 / 1;
  }

  .page-news .featured-main .featured-body {
    width: 100%;
    padding: 24px;
  }

  .page-news .news-list {
    gap: 18px;
  }

  .page-news .news-summary {
    padding: 24px;
  }

  .page-news .news-full {
    padding: 20px 24px 26px;
  }
}

@media (min-width: 1280px) {
  .page-news .news-layout {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 48px;
  }

  .page-news .news-head-img {
    max-width: 620px;
  }
}