.page-news {
  --news-track-1: var(--bg-zone-1);
  --news-track-2: var(--bg-zone-2);
  --news-track-3: var(--bg-zone-3);
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-page);
}

.page-news .page-head {
  padding: 28px 0 4px;
}

.page-news .page-head__title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 26px;
  line-height: 1.25;
  margin: 0 0 10px;
}

.page-news .page-head__intro {
  max-width: 680px;
  font-size: 15px;
  line-height: 1.7;
  color: #59636e;
  margin: 0;
}

.page-news .update-banner {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  display: block;
  margin: 18px 0 16px;
  box-shadow: var(--shadow);
}

.page-news .filter-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 0 18px;
}

.page-news .filter-bar__label {
  font-family: var(--font-mono);
  font-size: 13px;
  color: #777;
  margin-right: 4px;
}

.page-news .timeline {
  position: relative;
  padding-left: 32px;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 99px;
  background: linear-gradient(
    180deg,
    var(--news-track-3) 0%,
    var(--news-track-3) 33%,
    var(--news-track-2) 50%,
    var(--news-track-2) 72%,
    var(--news-track-1) 85%,
    var(--news-track-1) 100%
  );
}

.page-news .timeline__item {
  position: relative;
  margin-bottom: 36px;
  scroll-margin-top: 96px;
}

.page-news .timeline__marker {
  position: absolute;
  left: -32px;
  top: 10px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--text-inverse);
  background: var(--border);
  box-shadow: 0 0 0 4px var(--bg-page);
}

.page-news .timeline__item--violet .timeline__marker {
  background: var(--news-track-3);
}

.page-news .timeline__item--cool .timeline__marker {
  background: var(--news-track-2);
}

.page-news .timeline__item--warm .timeline__marker {
  background: var(--news-track-1);
}

.page-news .timeline__panel {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(44, 62, 80, .05);
}

.page-news .timeline__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
}

.page-news .timeline__item--violet .timeline__head {
  background: var(--news-track-3);
}

.page-news .timeline__item--cool .timeline__head {
  background: var(--news-track-2);
}

.page-news .timeline__item--warm .timeline__head {
  background: var(--news-track-1);
}

.page-news .timeline__head h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 17px;
  margin: 0;
  color: var(--text-inverse);
}

.page-news .timeline__summary {
  margin: 0;
  padding: 14px 18px 0;
  font-size: 14px;
  line-height: 1.7;
  color: #4c5862;
}

.page-news .entry-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0 12px;
}

.page-news .entry-list__item {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 6px;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
}

.page-news .entry-list__item:last-child {
  border-bottom: 0;
}

.page-news .entry-list__title {
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
}

.page-news .entry-list__meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: #71808a;
  flex: 1;
  text-align: right;
}

.page-news .timeline__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 18px 16px;
  border-top: 1px solid var(--bg-card-alt);
  font-family: var(--font-mono);
  font-size: 13px;
  color: #7a8791;
}

.page-news .hot-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 12px;
}

.page-news .hot-head__text .section__title {
  color: var(--text-inverse);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 22px;
  margin: 0 0 4px;
}

.page-news .hot-head__text .section__count {
  color: rgba(255, 255, 255, .82);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-news .hot-star {
  border-radius: var(--radius-sm);
  max-width: 100%;
  height: auto;
  box-shadow: 0 8px 18px rgba(0, 0, 0, .14);
}

.page-news .card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 20px 0 44px;
}

.page-news .card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .06);
  transition: transform var(--speed) ease, box-shadow var(--speed) ease;
}

.page-news .card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, .1);
}

.page-news .card-corner {
  position: absolute;
  top: 8px;
  right: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .16);
}

.page-news .book-cover {
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-inverse);
}

.page-news .book-cover__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
  padding: 0 8px;
  text-align: center;
  line-height: 1.4;
}

.page-news .book-cover--warm {
  background: linear-gradient(135deg, var(--bg-zone-1), #e67e22);
}

.page-news .card__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
}

.page-news .card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #777;
}

.page-news .version-layout {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 12px;
  padding-bottom: 48px;
}

.page-news .version-main {
  flex: 1 1 320px;
  min-width: 260px;
}

.page-news .version-head {
  margin-bottom: 16px;
}

.page-news .version-title {
  color: var(--text-inverse);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 22px;
  margin: 0 0 4px;
}

.page-news .version-count {
  color: rgba(255, 255, 255, .82);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-news .version-item {
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 12px;
  transition: background var(--speed);
}

.page-news .version-item:hover {
  background: rgba(255, 255, 255, .14);
}

.page-news .version-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-inverse);
}

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

.page-news .version-item summary::before {
  content: "▸";
  display: inline-block;
  color: var(--accent);
  transition: transform var(--speed);
}

.page-news .version-item[open] summary::before {
  transform: rotate(90deg);
}

.page-news .version-item__code {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent);
  background: rgba(0, 0, 0, .2);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 14px;
}

.page-news .version-item ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: rgba(255, 255, 255, .85);
  font-size: 14px;
  line-height: 1.8;
}

.page-news .version-item ul a {
  color: var(--accent);
  text-decoration: underline;
}

.page-news .version-figure {
  border-radius: var(--radius-sm);
  max-width: 100%;
  height: auto;
  box-shadow: 0 10px 24px rgba(0, 0, 0, .16);
}

.page-news .archive-wrap {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 8px;
}

.page-news .archive-main {
  flex: 1 1 320px;
  min-width: 260px;
}

.page-news .archive-figure {
  border-radius: var(--radius-sm);
  max-width: 100%;
  height: auto;
  box-shadow: var(--shadow);
}

.page-news .index-bar {
  margin-bottom: 16px;
}

.page-news .list-rows {
  display: grid;
  gap: 8px;
}

.page-news .archive-row {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 5px solid var(--border);
}

.page-news .archive-row:nth-child(1) {
  border-left-color: var(--bg-zone-3);
}

.page-news .archive-row:nth-child(2) {
  border-left-color: var(--bg-zone-2);
}

.page-news .archive-row:nth-child(3) {
  border-left-color: var(--bg-zone-1);
}

.page-news .archive-row:nth-child(4) {
  border-left-color: var(--accent);
}

.page-news .list-row__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--accent);
  background: var(--text-primary);
  padding: 2px 8px;
  border-radius: 8px;
  flex-shrink: 0;
}

.page-news .list-row__title {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  flex: 1;
}

.page-news .list-row__title:hover {
  color: var(--bg-zone-1);
}

.page-news .list-row__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #79858e;
  white-space: nowrap;
}

.page-news .earlier-records {
  margin-top: 28px;
  padding-bottom: 48px;
  scroll-margin-top: 96px;
}

.page-news .earlier-records h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  margin: 0 0 12px;
}

@media (min-width: 768px) {
  .page-news .page-head {
    padding: 44px 0 12px;
  }

  .page-news .page-head__title {
    font-size: 34px;
  }

  .page-news .page-head__intro {
    font-size: 16px;
  }

  .page-news .timeline {
    padding-left: 80px;
  }

  .page-news .timeline::before {
    left: 40px;
  }

  .page-news .timeline__marker {
    left: -80px;
    width: 44px;
    height: 44px;
    font-size: 18px;
  }

  .page-news .timeline__panel {
    transition: box-shadow var(--speed);
  }

  .page-news .timeline__panel:hover {
    box-shadow: 0 12px 28px rgba(44, 62, 80, .1);
  }

  .page-news .card-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .page-news .hot-head {
    padding-top: 20px;
  }

  .page-news .hot-star {
    width: 240px;
    height: 160px;
  }

  .page-news .version-layout {
    padding-top: 20px;
  }

  .page-news .version-figure {
    margin-top: 60px;
  }
}