.page-news {
  --news-card-bg: linear-gradient(145deg, rgba(46,46,46,0.62), rgba(10,10,10,0.92));
  --news-gold-line: rgba(212,175,55,0.30);
  --news-dim: #9aa0a6;
  --news-node: 12px;
  --news-date-col: 82px;
  --news-date-col-lg: 140px;
}

.page-news .breadcrumb {
  margin-bottom: var(--space-4);
}

.page-news__title-mark {
  color: var(--color-gold);
  margin: 0 0.14em;
}

.page-news__hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.page-news__hero-links .btn {
  padding: 0.72rem 1.4rem;
  border-radius: 0;
  font-size: 0.95rem;
}

.page-news .section__header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
}

.page-news .section__heading-group {
  max-width: 720px;
}

.page-news__feed-wrap {
  margin-top: var(--space-5);
}

.page-news__feed-thumb {
  position: relative;
  margin-bottom: var(--space-4);
  border: 1px solid var(--news-gold-line);
}

.page-news__thumb-img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news__thumb-label {
  position: absolute;
  left: 0;
  bottom: 0;
  display: inline-block;
  padding: 0.45rem 1rem;
  background: rgba(10,10,10,0.82);
  color: var(--color-gold);
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  border-top: 1px solid var(--news-gold-line);
  border-right: 1px solid var(--news-gold-line);
}

.page-news__feed-list {
  display: grid;
  gap: var(--space-4);
}

.page-news__feed-item {
  position: relative;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  background: var(--news-card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-left: 2px solid var(--color-gold);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.page-news__feed-item:hover {
  transform: translateX(4px);
  border-color: var(--color-gold);
}

.page-news__feed-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: 0.5rem;
}

.page-news__feed-time {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--news-dim);
  white-space: nowrap;
}

.page-news__feed-title {
  font-size: 1.12rem;
  line-height: 1.45;
  margin: 0.15rem 0 0.4rem;
  color: var(--color-text);
}

.page-news__feed-summary {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--news-dim);
  margin-bottom: 0.4rem;
}

.page-news__feed-more {
  display: inline-block;
  margin-top: 0.45rem;
  color: var(--color-gold);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}

.page-news__feed-more:hover {
  border-color: var(--color-gold);
}

.page-news__archive {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

.page-news__archive-banner {
  margin: var(--space-4) 0 var(--space-5);
  max-height: 360px;
  overflow: hidden;
  border: 1px solid var(--news-gold-line);
}

.page-news__archive-bg {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news__timeline {
  position: relative;
}

.page-news__timeline-rail {
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: calc(var(--news-date-col) / 2);
  width: 1px;
  background: linear-gradient(180deg, var(--color-gold) 0%, var(--news-gold-line) 50%, rgba(212,175,55,0) 100%);
  opacity: 0.55;
  transform: translateX(-0.5px);
}

.page-news__timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news__timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: var(--news-date-col) 1fr;
  gap: var(--space-3);
  padding: var(--space-2) 0;
}

.page-news__timeline-item::after {
  content: '';
  position: absolute;
  left: calc(var(--news-date-col) / 2 - var(--news-node) / 2 + 1px);
  top: 27px;
  width: var(--news-node);
  height: var(--news-node);
  background: var(--color-bg);
  border: 2px solid var(--color-gold);
  transform: rotate(45deg);
  transition: background-color 0.3s ease;
  z-index: 1;
}

.page-news__timeline-item:hover::after {
  background: var(--color-gold);
}

.page-news__timeline-date {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  text-align: right;
  padding-top: 1.25rem;
  line-height: 1.4;
}

.page-news__timeline-card {
  background: var(--news-card-bg);
  border-left: 2px solid var(--color-gold);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: var(--space-3) var(--space-4);
}

.page-news__timeline-card h3 {
  margin: 0.6rem 0 0.3rem;
  font-size: 1.1rem;
  line-height: 1.45;
}

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

.page-news__archive-note {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: rgba(42,27,61,0.4);
  border: 1px dashed var(--news-gold-line);
}

.page-news__archive-note p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--color-text);
}

.page-news__version {
  background: linear-gradient(135deg, rgba(42,27,61,0.78) 0%, rgba(10,10,10,0.94) 58%, rgba(53,21,58,0.65) 100%);
  border-top: 1px solid var(--news-gold-line);
  border-bottom: 1px solid var(--news-gold-line);
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

.page-news__log-wrap {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.page-news__version-icon {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border: 1px solid var(--news-gold-line);
}

.page-news__log-list {
  display: grid;
  gap: var(--space-3);
}

.page-news__log-item {
  background: rgba(10,10,10,0.6);
  border: 1px solid var(--news-gold-line);
}

.page-news__log-toggle {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "version icon"
    "summary icon";
  gap: 0.3rem 0.8rem;
  align-items: center;
  background: transparent;
  border: none;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  text-align: left;
  cursor: pointer;
  color: var(--color-text);
}

.page-news__log-version {
  grid-area: version;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.page-news__log-versionnum {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  color: var(--color-gold);
}

.page-news__log-verlabel {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  border: 1px solid var(--news-gold-line);
  padding: 0.12rem 0.5rem;
  white-space: nowrap;
}

.page-news__log-summary {
  grid-area: summary;
  font-size: 0.92rem;
  color: var(--news-dim);
}

.page-news__log-panel {
  border-top: 1px solid var(--news-gold-line);
}

.page-news__log-details {
  list-style: none;
  margin: 0;
  padding: var(--space-3) var(--space-4);
  display: grid;
  gap: var(--space-2);
}

.page-news__log-details li {
  display: flex;
  gap: 0.7rem;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--color-text);
}

.page-news__log-type {
  flex: 0 0 auto;
  min-width: 2.6em;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 0.14rem 0.4rem;
  border: 1px solid var(--news-gold-line);
  text-align: center;
}

.page-news__log-type--new {
  color: var(--color-gold);
}

.page-news__log-type--fix {
  color: #ff9d8b;
  border-color: rgba(142,42,31,0.7);
}

.page-news__log-type--opt {
  color: var(--news-dim);
}

.page-news__version-note {
  margin-top: var(--space-4);
  padding: var(--space-2) var(--space-3);
  font-size: 0.9rem;
  color: var(--news-dim);
  border-left: 2px solid var(--color-gold-dark);
  background: rgba(255,255,255,0.03);
}

.page-news__topics {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

.page-news__topics-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: var(--space-4);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding: var(--space-2) var(--space-2) var(--space-4);
  margin: 0 calc(var(--space-2) * -1);
  scrollbar-width: thin;
  scrollbar-color: var(--color-gold) rgba(255,255,255,0.05);
}

.page-news__topic-card {
  scroll-snap-align: start;
  position: relative;
  background: linear-gradient(150deg, rgba(42,27,61,0.65), rgba(10,10,10,0.92) 70%);
  border: 1px solid var(--news-gold-line);
  min-height: 340px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.page-news__topic-card--cover {
  background: linear-gradient(160deg, rgba(142,42,31,0.35), rgba(10,10,10,0.92) 62%);
}

.page-news__topic-thumb {
  max-height: 180px;
  overflow: hidden;
  border-bottom: 1px solid var(--news-gold-line);
}

.page-news__topic-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.page-news__topic-card:hover .page-news__topic-thumb img {
  transform: scale(1.03);
}

.page-news__topic-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.page-news__topic-body .coord {
  align-self: flex-start;
  margin-bottom: 0.6rem;
}

.page-news__topic-body h3 {
  margin: 0 0 0.6rem;
  font-size: 1.3rem;
  line-height: 1.4;
}

.page-news__topic-body p {
  flex: 1;
  margin: 0 0 var(--space-3);
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--news-dim);
}

.page-news__topic-link {
  align-self: flex-start;
}

.page-news__topic-card .accordion__icon,
.page-news__topic-card .accordion__panel {
  display: none;
}

@media (min-width: 640px) {
  .page-news__topics-track {
    grid-auto-columns: minmax(320px, 48%);
  }

  .page-news__log-toggle {
    grid-template-columns: 150px minmax(0, 1fr) auto;
    grid-template-areas: "version summary icon";
    gap: 0.4rem 1rem;
  }

  .page-news__archive-banner {
    max-height: 420px;
  }
}

@media (min-width: 960px) {
  .page-news__feed-wrap {
    display: grid;
    grid-template-columns: minmax(280px, 38%) 1fr;
    gap: var(--space-5);
    align-items: start;
  }

  .page-news__feed-thumb {
    position: sticky;
    top: 1.25rem;
    margin-bottom: 0;
  }

  .page-news .section__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: flex-start;
  }

  .page-news .section__heading-group {
    padding-bottom: 0.2rem;
  }

  .page-news__timeline-item {
    grid-template-columns: var(--news-date-col-lg) 1fr;
    gap: var(--space-4);
  }

  .page-news__timeline-rail {
    left: calc(var(--news-date-col-lg) / 2);
  }

  .page-news__timeline-item::after {
    left: calc(var(--news-date-col-lg) / 2 - var(--news-node) / 2 + 1px);
  }

  .page-news__timeline-date {
    font-size: 0.82rem;
    padding-top: 1.3rem;
  }

  .page-news__timeline-card {
    padding: var(--space-4) var(--space-5);
  }

  .page-news__log-wrap {
    grid-template-columns: 64px 1fr;
    gap: var(--space-4);
  }

  .page-news__version-icon {
    width: 96px;
    height: 96px;
  }

  .page-news__topics-track {
    grid-auto-columns: 320px;
  }
}

@media (min-width: 1280px) {
  .page-news__topics-track {
    grid-auto-columns: 340px;
    gap: var(--space-5);
  }

  .page-news__latest,
  .page-news__archive,
  .page-news__topics {
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }

  .page-news__version {
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }
}

@media (max-width: 420px) {
  .page-news__timeline-date {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
  }

  .page-news__timeline-card {
    padding: var(--space-2) var(--space-3);
  }

  .page-news__timeline-card h3 {
    font-size: 1rem;
  }

  .page-news__timeline-card p {
    font-size: 0.88rem;
  }

  .page-news__log-details {
    padding: var(--space-3);
  }

  .page-news__log-toggle {
    padding-left: var(--space-3);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-news__timeline-item[data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

  .page-news__timeline-item[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}