.page-news {
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(36, 49, 70, 0.26) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 49, 70, 0.26) 1px, transparent 1px);
  background-size: 96px 96px;
  color: var(--text);
  font-family: var(--font-sans);
}

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

.page-news .news-crumb {
  padding-top: 22px;
  padding-bottom: 4px;
}

.page-news .news-hero {
  display: grid;
  gap: 28px;
  padding-top: 16px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__main {
  max-width: 760px;
}

.page-news .news-hero h1 {
  margin: 12px 0 16px;
  font-size: clamp(28px, 6vw, 44px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-news .news-hero .lead {
  margin: 0 0 22px;
  max-width: 62ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-hero__ticker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  margin: 28px 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--line);
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-news .news-hero__ticker strong {
  display: inline-block;
  margin-right: 6px;
  font-size: 19px;
  font-weight: 700;
  color: var(--cyan);
}

.page-news .news-hero__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-news .news-hero__notice {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
}

.page-news .news-hero__notice p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-news .news-body {
  display: grid;
  gap: 56px;
  min-width: 0;
  padding-top: 44px;
  padding-bottom: 32px;
}

.page-news .news-section {
  display: grid;
  gap: 22px;
  min-width: 0;
  scroll-margin-top: 96px;
}

.page-news .news-section__head {
  display: grid;
  gap: 8px;
  max-width: 78ch;
}

.page-news .news-section__title {
  margin: 0;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-news .news-section__note {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .news-section__media {
  margin: 0;
}

/* 主题簇标签墙 */
.page-news .cluster-wall {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .cluster-block {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 20px 20px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-news .cluster-block:hover,
.page-news .cluster-block:focus-visible {
  transform: translateY(-3px);
  background: var(--glass);
  border-color: var(--cyan);
}

.page-news .cluster-block--a { border-top-color: var(--cyan); }
.page-news .cluster-block--b { border-top-color: var(--orange); }
.page-news .cluster-block--c { border-top-color: var(--gold); }
.page-news .cluster-block--d { border-top-color: var(--teal); }

.page-news .cluster-block__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-news .cluster-block__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-news .cluster-block__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .cluster-block__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

/* 版本变更时间线 */
.page-news .v-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 6px 0 6px 24px;
  border-left: 1px solid var(--line);
}

.page-news .v-timeline__item {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 0 0 26px;
}

.page-news .v-timeline__item:last-child {
  padding-bottom: 0;
}

.page-news .v-timeline__item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--line);
}

.page-news .v-timeline__item.is-active::before {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 208, 0.16);
}

.page-news .v-timeline__item.is-done::before {
  border-color: var(--teal);
  background: var(--teal);
}

.page-news .v-timeline__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .v-timeline__item.is-active .v-timeline__time {
  color: var(--cyan);
}

.page-news .v-timeline__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-news .v-timeline__facts {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 14px 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
}

.page-news .v-timeline__item.is-active .v-timeline__facts {
  border-left-color: var(--cyan);
}

.page-news .v-timeline__item.is-done .v-timeline__facts {
  border-left-color: var(--teal);
}

.page-news .v-timeline__fact {
  display: grid;
  gap: 3px;
}

.page-news .v-timeline__fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .v-timeline__fact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* 条目列表 */
.page-news .entries-top {
  display: grid;
  gap: 22px;
}

.page-news .entries-top__media {
  margin: 0;
  max-width: 420px;
}

.page-news .entry-stack {
  display: grid;
  gap: 30px;
}

.page-news .entry-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text);
  scroll-margin-top: 96px;
}

.page-news .entry-group__title::before {
  content: "";
  width: 3px;
  height: 16px;
  background: var(--cyan);
}

.page-news .entry-group__title--faq::before { background: var(--orange); }
.page-news .entry-group__title--archive::before { background: var(--gold); }

.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .entry {
  background: var(--panel);
  border: 1px solid var(--line);
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-news .entry[open] {
  background: var(--glass);
  border-color: rgba(0, 229, 208, 0.45);
}

.page-news .entry__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .entry__time {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

.page-news .entry__title {
  flex: 1 1 200px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-news .entry__tag {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 2px 8px;
  border: 1px solid var(--line);
  color: var(--muted);
}

.page-news .entry__body {
  padding: 12px 16px 16px;
  border-top: 1px dashed var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.page-news .entry__body p {
  margin: 0 0 10px;
}

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

/* 资料库归档 */
.page-news .archive-grid {
  display: grid;
  gap: 24px;
}

.page-news .archive-grid__main {
  min-width: 0;
}

.page-news .vol-shelf {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .vol {
  flex: 1 1 104px;
  min-width: 92px;
  display: grid;
  gap: 6px;
  padding: 12px 12px 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--teal);
}

.page-news .vol--current {
  border-top-color: var(--cyan);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 208, 0.18);
}

.page-news .vol--more {
  border-top-color: var(--line);
}

.page-news .vol__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.page-news .vol--current .vol__num {
  color: var(--cyan);
}

.page-news .vol__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.page-news .archive-note {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}

.page-news .archive-note p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* 更新节奏 */
.page-news .rhythm {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .rhythm__row {
  display: grid;
  gap: 6px 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .rhythm__when {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-news .rhythm__what {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-news .rhythm__detail {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* 高频查阅 */
.page-news .hot-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .hot-list__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  background:
    linear-gradient(90deg, rgba(0, 229, 208, 0.07), rgba(11, 18, 32, 0) 46%),
    var(--panel);
  border: 1px solid var(--line);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-news .hot-list__item:hover {
  border-color: var(--cyan);
  transform: translateX(3px);
}

.page-news .hot-list__rank {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.page-news .hot-list__link {
  flex: 1 1 200px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-news .hot-list__link:hover,
.page-news .hot-list__link:focus-visible {
  color: var(--cyan);
}

.page-news .hot-list__tag {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

@media (min-width: 720px) {
  .page-news .cluster-wall {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-news .cluster-block--a { grid-column: span 7; }
  .page-news .cluster-block--b { grid-column: span 5; }
  .page-news .cluster-block--c { grid-column: span 5; }
  .page-news .cluster-block--d { grid-column: span 7; }

  .page-news .v-timeline {
    padding-left: 34px;
  }

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

  .page-news .v-timeline__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-news .rhythm__row {
    grid-template-columns: 190px 150px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 48px;
    padding-top: 24px;
    padding-bottom: 64px;
  }

  .page-news .entries-top {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: start;
    gap: 32px;
  }

  .page-news .entries-top__media {
    justify-self: end;
    width: 100%;
  }

  .page-news .archive-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
    gap: 32px;
  }

  .page-news .news-body {
    gap: 72px;
    padding-top: 56px;
  }
}