/* ===== 品牌动态 · page-news 专属样式 ===== */
.page-news {
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: 56px;
}

/* 面包屑 */
.page-news .breadcrumbs {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}
.page-news .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .breadcrumbs li + li::before {
  content: "/";
  margin: 0 6px;
  color: var(--line);
}
.page-news .breadcrumbs a {
  color: var(--text-dim);
  text-decoration: none;
}
.page-news .breadcrumbs a:hover { color: var(--cyan); }
.page-news .breadcrumbs [aria-current="page"] { color: var(--lemon); }

/* 首屏 */
.page-news .news-hero {
  display: grid;
  gap: 24px;
  padding: 26px 0 32px;
}
.page-news .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.04em;
  font-size: clamp(28px, 6.2vw, 46px);
  line-height: 1.16;
  margin: 12px 0 0;
  color: var(--text);
}
.page-news .news-hero .lede {
  margin-top: 16px;
  max-width: 62ch;
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.75;
}
.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-news .hero-panel {
  padding: 20px 18px;
  border: 2px solid var(--line);
}
.page-news .panel-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--violet);
  margin: 0 0 12px;
}
.page-news .node-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .node-item {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 0 14px 14px;
  border-left: 2px solid var(--cyan);
  border-bottom: 1px solid var(--line);
}
.page-news .node-item:nth-child(2) { border-left-color: var(--violet); }
.page-news .node-item:nth-child(3) { border-left-color: var(--lemon); }
.page-news .node-item:last-child { border-bottom: none; }
.page-news .node-item .num {
  font-family: var(--font-editorial);
  font-size: 30px;
  line-height: 1;
  color: var(--cyan);
}
.page-news .node-item:nth-child(2) .num { color: var(--violet); }
.page-news .node-item:nth-child(3) .num { color: var(--lemon); }
.page-news .node-text {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-dim);
}
.page-news .panel-foot {
  margin: 16px 0 0;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--orange);
}

/* 索引带 */
.page-news .news-index {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 0;
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  scrollbar-width: thin;
}
.page-news .news-index a {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  text-decoration: none;
  border: 2px solid transparent;
  padding: 6px 10px;
  transition: color 0.15s ease, background-color 0.15s ease;
}
.page-news .news-index a:hover,
.page-news .news-index a:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* 区块头 */
.page-news .section-head { margin-bottom: 22px; }
.page-news .section-head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.8vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.03em;
  margin: 10px 0 0;
}
.page-news .section-head .lede {
  margin-top: 12px;
  max-width: 64ch;
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1.75;
}

/* 头条带 */
.page-news .news-headlines { padding: 44px 0 40px; }
.page-news .headline-track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 10px;
  scrollbar-width: thin;
}
.page-news .headline-card {
  flex: 0 0 min(320px, 84vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 20px;
  background: var(--ink-700);
  border: 2px solid var(--line);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.page-news .headline-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}
.page-news .headline-card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.45;
  letter-spacing: 0.02em;
  margin: 0;
}
.page-news .headline-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-news .card-stage {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-news .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

/* 正文双栏 */
.page-news .news-body { padding-top: 44px; }
.page-news .news-version,
.page-news .news-tags { margin-bottom: 48px; }

.page-news .figure { margin: 0; }
.page-news .figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 2px solid var(--line);
  background: var(--ink-800);
}
.page-news .figure-cap {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}
.page-news .news-cadence { margin-bottom: 28px; }
.page-news .news-tagmap { margin-bottom: 26px; }

/* 版本列表 */
.page-news .version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--line);
}
.page-news .version-row {
  border-bottom: 2px solid var(--line);
  padding: 20px 4px 20px 0;
  transition: transform 0.15s ease, background-color 0.15s ease;
}
.page-news .version-row:hover {
  transform: translateX(4px);
  background-color: rgba(43, 227, 210, 0.05);
}
.page-news .row-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.page-news .row-stage {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lemon);
  border: 1px solid var(--line);
  padding: 2px 8px;
}
.page-news .row-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: 0.02em;
  margin: 0;
}
.page-news .row-text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 68ch;
}
.page-news .row-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-news .row-link:hover { border-bottom-color: var(--cyan); }

/* 标签调整记录 */
.page-news .tag-log {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-news .tag-log-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  background: var(--ink-800);
  border: 2px solid var(--line);
  border-left-width: 4px;
  transition: border-color 0.2s ease;
}
.page-news .tag-log-item:hover { border-color: var(--violet); }
.page-news .log-kind {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--violet);
  padding-top: 3px;
}
.page-news .tag-log-item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
  margin: 0;
}
.page-news .tag-log-item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-news .tag-note {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-news .tag-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}
.page-news .tag-note a:hover { border-bottom-color: var(--cyan); }

/* 侧栏 */
.page-news .news-aside {
  display: none;
  padding-top: 44px;
}
.page-news .toc-title {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
}
.page-news .toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-news .toc-link {
  display: block;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}
.page-news .toc-link:hover { color: var(--text); }
.page-news .toc-link[data-current] {
  color: var(--lemon);
  border-left-color: var(--lemon);
  background-color: rgba(200, 243, 90, 0.07);
}
.page-news .aside-figure { margin-top: 24px; }

/* 文档专题带 */
.page-news .news-digest { padding: 44px 0; }
.page-news .digest-head {
  display: grid;
  gap: 20px;
  align-items: end;
}
.page-news .digest-cover {
  max-width: 168px;
}
.page-news .digest-track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 10px;
  scrollbar-width: thin;
}
.page-news .digest-card {
  flex: 0 0 min(280px, 84vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 20px;
  background: var(--ink-800);
  border: 2px solid var(--line);
  border-top-width: 4px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.page-news .digest-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}
.page-news .digest-card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
  margin: 0;
}
.page-news .digest-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-news .digest-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* 筛选与反馈 */
.page-news .news-subscribe { padding-top: 48px; }
.page-news .filter-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 28px;
}
.page-news .filter-block {
  padding: 16px;
  border: 2px solid var(--line);
  background: var(--ink-800);
}
.page-news .filter-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin: 0 0 12px;
}
.page-news .filter-block .tag {
  text-decoration: none;
}
.page-news .subscribe-panel {
  display: grid;
  gap: 20px;
  padding: 22px 18px;
  border: 2px solid var(--line);
}
.page-news .subscribe-copy h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.4;
  margin: 0;
}
.page-news .subscribe-copy p {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 响应式 */
@media (min-width: 760px) {
  .page-news { padding-bottom: 72px; }
  .page-news .news-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
    padding: 36px 0 44px;
  }
  .page-news .hero-panel { margin-top: 8px; }
  .page-news .headline-card { flex-basis: 340px; }
  .page-news .digest-card { flex-basis: 300px; }
  .page-news .digest-head {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 32px;
  }
  .page-news .digest-cover { max-width: 200px; margin-bottom: 22px; }
  .page-news .filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .subscribe-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 26px 28px;
  }
  .page-news .version-row { padding: 22px 8px 22px 0; }
}

@media (min-width: 1000px) {
  .page-news .news-body { padding-top: 56px; }
  .page-news .news-aside {
    display: block;
    position: sticky;
    top: calc(var(--nav-h) + 20px);
    align-self: start;
  }
  .page-news .filter-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-news .headline-card { flex-basis: 360px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .headline-card,
  .page-news .digest-card,
  .page-news .version-row,
  .page-news .tag-log-item,
  .page-news .news-index a {
    transition: none;
  }
  .page-news .headline-card:hover,
  .page-news .digest-card:hover,
  .page-news .version-row:hover {
    transform: none;
  }
}