.page-news {
  --news-dim: #6E7CA8;
  --news-orange-soft: rgba(255, 138, 61, 0.46);
  --news-cyan-soft: rgba(49, 225, 210, 0.46);
  --news-green-soft: rgba(123, 242, 107, 0.42);
}

/* ---------- 首屏 ---------- */
.page-news .page-head {
  padding-bottom: 8px;
}

.page-news .news-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-stats li {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-news .news-stats strong {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--cyan);
  margin-right: 7px;
  letter-spacing: 0;
}

/* ---------- A1 四类记录 ---------- */
.page-news .cat-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
  margin-top: 30px;
}

.page-news .cat-card {
  position: relative;
  padding: 26px 20px 22px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 2px;
  display: flex;
  flex-direction: column;
}

.page-news .cat-card::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 14px;
  height: 14px;
  border-top: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
  opacity: 0.6;
}

.page-news .cat-index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  display: block;
  margin-bottom: 14px;
}

.page-news .cat-name {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--white);
}

.page-news .cat-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .cat-read {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--news-dim);
}

/* ---------- A2 条目列表 ---------- */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
}

.page-news .filter-btn {
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 7px 14px;
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-news .filter-btn:hover,
.page-news .filter-btn:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
}

.page-news .filter-btn[aria-pressed="true"] {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-news .log-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 26px;
}

.page-news .log-list {
  order: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .log-side {
  order: -1;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-news .log-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 20px 10px 20px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color 180ms ease;
}

.page-news .log-item:hover {
  background: linear-gradient(90deg, rgba(49, 225, 210, 0.07), rgba(49, 225, 210, 0) 72%);
}

.page-news .log-list > li[hidden] {
  display: none !important;
}

.page-news .log-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-news .log-body {
  min-width: 0;
}

.page-news .log-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-news .log-title {
  flex: 1 1 220px;
  min-width: 0;
  margin: 0;
  font-size: 16.5px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--white);
}

.page-news .log-tag {
  flex: 0 0 auto;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--muted);
  white-space: nowrap;
}

.page-news .log-tag--announce {
  color: var(--orange);
  border-color: var(--news-orange-soft);
}

.page-news .log-tag--topic {
  color: var(--cyan);
  border-color: var(--news-cyan-soft);
}

.page-news .log-tag--guide {
  color: var(--green);
  border-color: var(--news-green-soft);
}

.page-news .log-tag--version {
  color: var(--white);
  border-color: var(--line);
}

.page-news .log-text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .log-note {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--news-dim);
}

.page-news .side-card {
  padding: 20px 18px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-news .side-title {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}

.page-news .side-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- B1 版本专栏 ---------- */
.page-news .ver-track {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-news .ver-node {
  position: relative;
  border-left: 1px solid var(--line);
  padding: 6px 0 26px 24px;
}

.page-news .ver-node:last-child {
  padding-bottom: 6px;
}

.page-news .ver-node::before {
  content: "";
  position: absolute;
  top: 12px;
  left: -5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--line);
  box-sizing: content-box;
}

.page-news .ver-node--now::before {
  background: var(--orange);
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.16);
}

.page-news .ver-name {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-news .ver-node--now .ver-name {
  color: var(--orange);
}

.page-news .ver-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- C1 数据专题切片 ---------- */
.page-news .topic-slice {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
  background:
    linear-gradient(140deg, rgba(27, 42, 107, 0.92) 0%, rgba(11, 16, 48, 0.94) 58%, rgba(11, 16, 48, 0.98) 100%);
}

.page-news .topic-copy {
  padding: 30px 22px 26px;
}

.page-news .topic-title {
  margin: 0 0 14px;
  font-size: 21px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--white);
}

.page-news .topic-text {
  margin: 0 0 20px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .topic-list li {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  padding-left: 16px;
  position: relative;
}

.page-news .topic-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-news .topic-key {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin-right: 8px;
}

.page-news .topic-media {
  min-height: 210px;
  border-top: 1px solid var(--line);
}

.page-news .topic-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
}

/* ---------- D1 更新提示 ---------- */
.page-news .notify-wrap {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

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

.page-news .notify-step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 18px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: 2px;
}

.page-news .notify-index {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  line-height: 1.2;
}

.page-news .notify-body {
  min-width: 0;
}

.page-news .notify-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--white);
}

.page-news .notify-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
}

.page-news .notify-visual {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

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

.page-news .notify-more {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.76;
  color: var(--muted);
}

.page-news .notify-more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--news-cyan-soft);
}

.page-news .notify-more a:hover,
.page-news .notify-more a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 图片容器兜底 ---------- */
.page-news .figure {
  margin: 0;
}

.page-news .figure-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 2px;
}

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

.page-news .figure-cap {
  margin: 10px 0 0;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--news-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .topic-copy {
    padding: 34px 30px 30px;
  }
}

@media (min-width: 760px) {
  .page-news .ver-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-news .ver-node {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 26px 18px 18px 0;
  }

  .page-news .ver-node:last-child {
    padding-bottom: 18px;
  }

  .page-news .ver-node::before {
    top: -6px;
    left: 0;
  }
}

@media (min-width: 900px) {
  .page-news .cat-grid {
    gap: 20px;
  }

  .page-news .topic-slice {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: stretch;
  }

  .page-news .topic-media {
    min-height: 340px;
    border-top: 0;
    border-left: 1px solid var(--line);
  }

  .page-news .topic-media img {
    min-height: 340px;
  }

  .page-news .notify-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    align-items: start;
    gap: 34px;
  }
}

@media (min-width: 1024px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .log-layout {
    grid-template-columns: minmax(0, 1fr) 318px;
    gap: 44px;
    align-items: start;
  }

  .page-news .log-side {
    order: 2;
    position: sticky;
    top: 96px;
  }
}