.page-news {
  --news-card-bg: rgba(255, 255, 255, 0.055);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 38px 0 72px;
  background:
    radial-gradient(circle at 84% 18%, rgba(212, 175, 55, 0.2), transparent 34%),
    linear-gradient(118deg, var(--color-navy-deep) 0%, var(--color-navy) 56%, #0d2d5c 100%);
  color: var(--color-text-invert);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 32px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-gold-bright) 70%, transparent 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 68% 100%, 0 32px);
  z-index: 2;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 52px 52px;
  z-index: -1;
  pointer-events: none;
}

.page-news .news-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.page-news .news-hero__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  transform: scale(1.03);
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .news-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.page-news .news-breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.25s;
}

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

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

.page-news .news-breadcrumb span[aria-current="page"] {
  color: var(--color-gold-bright);
}

.page-news .news-hero__eyebrow {
  color: var(--color-gold-bright);
  margin-bottom: 14px;
}

.page-news .news-hero__title {
  margin: 0 0 18px;
  max-width: 15em;
  font-family: var(--font-head);
  font-size: clamp(2.1rem, 5vw + 0.8rem, 3.9rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: 0.01em;
}

.page-news .news-hero__lead {
  max-width: 64ch;
  margin: 0 0 34px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  line-height: 1.85;
}

.page-news .news-hero__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 80%;
  gap: 14px;
  margin: 6px 0 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: 6px;
}

.page-news .news-hero__track::-webkit-scrollbar {
  display: none;
}

.page-news .news-hero-card {
  position: relative;
  scroll-snap-align: start;
  min-height: 218px;
  display: grid;
  align-content: start;
  padding: 22px 20px 24px;
  background: var(--news-card-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

.page-news .news-hero-card--featured {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.22) 0%, rgba(10, 31, 68, 0.62) 100%);
  border-color: rgba(212, 175, 55, 0.5);
}

.page-news .news-hero-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}

.page-news .news-hero-card__version {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-gold-bright);
}

.page-news .news-hero-card__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
}

.page-news .news-hero-card__title {
  font-family: var(--font-head);
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.45;
  color: #fff;
  margin: 0 0 10px;
}

.page-news .news-hero-card__text {
  margin: 0 0 18px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.page-news .news-hero-card__link {
  align-self: end;
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-gold-bright);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.4);
  padding-bottom: 2px;
  transition: border-color 0.25s, color 0.25s;
}

.page-news .news-hero-card__link:hover {
  border-color: var(--color-gold-bright);
  color: #fff;
}

.page-news .updates-section {
  position: relative;
  padding: 64px 0 26px;
  background: var(--color-bg);
}

.page-news .updates-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 150px;
  height: 4px;
  background: var(--color-gold);
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
}

.page-news .updates-section__head {
  margin-bottom: 18px;
}

.page-news .updates-section__head h2,
.page-news .timeline-section__head h2,
.page-news .related-section__head h2 {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 1.4vw + 1rem, 2.3rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-navy);
}

.page-news .updates-section__lead,
.page-news .timeline-section__lead {
  max-width: 72ch;
  margin: 0;
  color: #3d4c66;
  font-size: 0.96rem;
  line-height: 1.85;
}

.page-news .updates-section__eyebrow {
  color: var(--color-red);
}

.page-news .timeline-section__eyebrow {
  color: var(--color-red);
}

.page-news .related-section__eyebrow {
  color: var(--color-gold-bright);
}

.page-news .filter-title {
  margin: 28px 0 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--color-navy);
}

.page-news .updates-filter {
  display: grid;
  margin-bottom: 48px;
}

.page-news .filter-tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
}

.page-news .filter-tabs::-webkit-scrollbar {
  display: none;
}

.page-news .filter-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-news .filter-label {
  flex: 0 0 auto;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--color-bg-alt);
  color: var(--color-navy);
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.page-news .filter-label:hover {
  background: #d8e0e9;
}

.page-news .filter-radio:checked + .filter-label {
  background: var(--color-navy);
  color: var(--color-gold-bright);
  border-color: var(--color-gold);
}

.page-news .filter-radio:focus-visible + .filter-label {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

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

.page-news .updates-item {
  display: grid;
  grid-template-columns: 1fr;
  background: #fff;
  border-left: 4px solid var(--color-navy);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  filter: drop-shadow(0 10px 24px rgba(10, 31, 68, 0.08));
  transition: filter 0.3s var(--ease-out);
}

.page-news .updates-item:hover {
  filter: drop-shadow(0 16px 30px rgba(10, 31, 68, 0.12));
}

.page-news .updates-item__ver {
  padding: 22px 20px 0;
}

.page-news .updates-item__num {
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-gold);
  letter-spacing: -0.02em;
}

.page-news .updates-item__body {
  padding: 8px 20px 22px;
  min-width: 0;
}

.page-news .updates-item__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .updates-item__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-navy);
}

.page-news .updates-item__excerpt {
  margin: 0 0 12px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: #3d4c66;
}

.page-news .updates-item__image {
  margin: 0 0 14px;
  padding: 6px;
  background: var(--color-bg);
  border: 1px solid var(--color-bg-alt);
}

.page-news .updates-item__image img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .updates-item__more {
  border-top: 1px dashed rgba(10, 31, 68, 0.18);
  padding-top: 10px;
}

.page-news .updates-item__more summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-link);
  cursor: pointer;
}

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

.page-news .updates-item__more summary::before {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  background: var(--color-navy);
  color: var(--color-gold-bright);
  font-size: 0.95rem;
  line-height: 1;
}

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

.page-news .updates-item__detail {
  margin-top: 12px;
  padding-left: 30px;
  font-size: 0.91rem;
  line-height: 1.8;
  color: #2c3b53;
}

.page-news .updates-item__detail p {
  margin: 0 0 8px;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(10, 31, 68, 0.08);
  color: var(--color-navy);
}

.page-news .news-tag--red {
  background: rgba(139, 0, 0, 0.1);
  color: var(--color-red);
}

.page-news .updates-filter:has(#filter-all:checked) .updates-item {
  display: grid;
}

.page-news .updates-filter:has(#filter-version:checked) .updates-item:not([data-category="version"]) {
  display: none;
}

.page-news .updates-filter:has(#filter-feature:checked) .updates-item:not([data-category="feature"]) {
  display: none;
}

.page-news .updates-filter:has(#filter-service:checked) .updates-item:not([data-category="service"]) {
  display: none;
}

.page-news .timeline-section {
  position: relative;
  padding: 64px 0 72px;
  background-color: var(--color-bg-alt);
  background-image:
    linear-gradient(135deg, rgba(10, 31, 68, 0.05) 25%, transparent 25%, transparent 75%, rgba(10, 31, 68, 0.05) 75%),
    linear-gradient(45deg, rgba(10, 31, 68, 0.05) 25%, transparent 25%, transparent 75%, rgba(10, 31, 68, 0.05) 75%);
  background-size: 18px 18px;
}

.page-news .timeline-section__head {
  margin-bottom: 40px;
}

.page-news .timeline-section__head h2 {
  color: var(--color-navy);
}

.page-news .timeline-layout {
  display: grid;
  gap: 34px;
}

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

.page-news .updates-timeline::before {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 10px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold) 0%, var(--color-red) 62%, var(--color-navy) 100%);
  transform: skewX(-14deg);
  transform-origin: top;
}

.page-news .timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 12px;
  padding: 18px 0 18px 30px;
}

.page-news .timeline-item + .timeline-item {
  border-top: 1px dashed rgba(10, 31, 68, 0.15);
}

.page-news .timeline-item::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 25px;
  width: 16px;
  height: 16px;
  background: var(--color-navy);
  border: 3px solid var(--color-gold);
  transform: rotate(45deg);
  z-index: 1;
}

.page-news .timeline-item--latest {
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.16) 0%, transparent 55%);
}

.page-news .timeline-item--latest .timeline-item__title {
  color: var(--color-red);
}

.page-news .timeline-item__version {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--color-gold);
  text-align: right;
}

.page-news .timeline-item__content {
  min-width: 0;
}

.page-news .timeline-item__meta {
  margin-bottom: 6px;
}

.page-news .timeline-item__title {
  margin: 4px 0 4px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.45;
}

.page-news .timeline-item__desc {
  margin: 0;
  color: #495a70;
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-news .timeline-aside {
  display: none;
}

.page-news .timeline-aside__img {
  border: 1px solid rgba(212, 175, 55, 0.45);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  background: var(--color-navy);
}

.page-news .timeline-aside__img img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .timeline-aside__caption {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.6;
  color: #41526b;
  letter-spacing: 0.08em;
}

.page-news .timeline-graphic {
  margin-top: 48px;
  display: grid;
  gap: 14px;
  padding: 10px;
  background: var(--color-navy);
  border-top: 3px solid var(--color-gold);
}

.page-news .timeline-graphic img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .timeline-graphic__cap {
  padding: 2px 6px 8px;
}

.page-news .timeline-graphic__cap p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-news .timeline-graphic__cap .mono-label {
  color: var(--color-gold-bright);
}

.page-news .related-section {
  background: var(--color-navy-deep);
  padding: 58px 0 66px;
}

.page-news .related-section__head h2 {
  color: #fff;
}

.page-news .related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}

.page-news .related-card {
  display: block;
  padding: 20px 18px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(212, 175, 55, 0.28);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  text-decoration: none;
  transition: transform 0.3s var(--ease-out), background 0.3s var(--ease-out), border-color 0.3s;
}

.page-news .related-card:hover {
  transform: translateY(-3px);
  background: rgba(212, 175, 55, 0.14);
  border-color: var(--color-gold);
}

.page-news .related-card .mono-label {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.42);
}

.page-news .related-card h3 {
  margin: 10px 0 6px;
  font-family: var(--font-head);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--color-gold-bright);
}

.page-news .related-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.84rem;
  line-height: 1.6;
}

@media (min-width: 640px) {
  .page-news .news-hero__track {
    grid-auto-columns: calc((100% - 14px) / 2);
  }

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

@media (min-width: 760px) {
  .page-news .updates-item {
    grid-template-columns: 170px 1fr;
  }

  .page-news .updates-item__ver {
    padding: 26px 22px;
    border-right: 1px solid var(--color-bg-alt);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.18) 0%, transparent 55%);
  }

  .page-news .updates-item__num {
    font-size: 2.1rem;
  }

  .page-news .updates-item__body {
    padding: 26px 28px 26px 30px;
  }

  .page-news .timeline-graphic {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: center;
    gap: 8px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero__track {
    grid-auto-columns: calc((100% - 28px) / 3);
  }

  .page-news .timeline-layout {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: start;
    gap: 42px;
  }

  .page-news .timeline-aside {
    display: block;
    position: sticky;
    top: calc(var(--header-height) + 24px);
  }

  .page-news .related-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-hero-card,
  .page-news .updates-item,
  .page-news .timeline-item,
  .page-news .related-card {
    transition: none;
  }
}