.page-news {
  --news-rail: 160px;
  --news-violet-text: #A6A4BC;
  position: relative;
  padding-bottom: 72px;
}

.page-news .grid-12 > * {
  min-width: 0;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding-top: calc(var(--nav-h) + 22px);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-mid);
}
.page-news .breadcrumb a {
  color: var(--text-mid);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--teal);
  border-bottom-color: var(--teal-a56);
}
.page-news .breadcrumb__sep {
  margin: 0 8px;
  color: var(--hairline);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: 44px;
  padding-bottom: 12px;
}
.page-news .news-hero__grid {
  row-gap: 38px;
}
.page-news .news-hero__title {
  margin: 18px 0 0;
  max-width: 14em;
  letter-spacing: -0.02em;
}
.page-news .news-hero__lede {
  margin-top: 24px;
  max-width: 36em;
  color: var(--text-mid);
}
.page-news .news-hero__side {
  align-self: end;
}
.page-news .news-hero__rail {
  margin-top: 14px;
  border-top: 1px solid var(--hairline);
}
.page-news .news-hero__rail a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--text-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--paper-a06);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}
.page-news .news-hero__rail a span {
  font-family: var(--font-mono);
  color: var(--teal);
  letter-spacing: 0.06em;
}
.page-news .news-hero__rail a:hover,
.page-news .news-hero__rail a:focus-visible {
  color: var(--text-hi);
  padding-left: 8px;
  border-bottom-color: var(--teal-a56);
}

/* ---------- 章节页眉 ---------- */
.page-news .news-leaf {
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 12px;
  margin-bottom: 34px;
}
.page-news .news-leaf .tick-rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--hairline), transparent);
}

/* ---------- 01 入口说明 ---------- */
.page-news .news-entry {
  padding-top: 56px;
  padding-bottom: 56px;
}
.page-news .news-entry__grid {
  row-gap: 36px;
}
.page-news .news-entry__title {
  margin: 0 0 18px;
}
.page-news .news-entry__text {
  color: var(--text-mid);
}
.page-news .news-entry__figure {
  margin: 0;
}
.page-news .news-facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}
.page-news .news-facts li {
  display: grid;
  grid-template-columns: 6.5em 1fr;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--paper-a06);
  font-size: 15px;
  line-height: 1.6;
}
.page-news .news-facts b {
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--teal);
  padding-top: 3px;
}
.page-news .news-facts span {
  color: var(--text-mid);
}

/* ---------- 02 条目墙 ---------- */
.page-news .news-updates {
  padding-top: 56px;
  padding-bottom: 56px;
}
.page-news .news-updates__figure {
  margin: 0 0 40px;
}
.page-news .news-wall {
  border-top: 1px solid var(--hairline);
}
.page-news .news-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 18px 0 18px 16px;
  border-bottom: 1px solid var(--paper-a06);
  transition: background-color var(--dur) var(--ease);
}
.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--teal);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.page-news .news-item:hover,
.page-news .news-item:focus-visible {
  background: var(--paper-a06);
}
.page-news .news-item:hover::before,
.page-news .news-item:focus-visible::before {
  opacity: 1;
}
.page-news .news-item__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-mid);
}
.page-news .news-item__body {
  min-width: 0;
}
.page-news .news-item__title {
  margin: 0;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--text-hi);
}
.page-news .news-item__sum {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-mid);
  transition: color var(--dur) var(--ease);
}
.page-news .news-item:hover .news-item__sum,
.page-news .news-item:focus-visible .news-item__sum {
  color: var(--text-hi);
}

/* 标签体系 */
.page-news .news-tag--entry {
  color: var(--news-violet-text);
  border-color: var(--violet-a50);
}
.page-news .news-tag--flow {
  color: var(--teal);
  border-color: var(--teal-a56);
}
.page-news .news-tag--notice {
  color: var(--amber);
  border-color: var(--amber-a48);
}
.page-news .news-tag--topic {
  color: var(--teal);
  border-color: var(--teal-a32);
  background: var(--teal-a08);
}

/* ---------- 03 专题系列 ---------- */
.page-news .news-topics {
  padding-top: 56px;
  padding-bottom: 56px;
}
.page-news .news-topics__timeline {
  margin: 0 0 46px;
}
.page-news .news-topics__grid {
  row-gap: 40px;
}
.page-news .news-topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .news-topic {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 26px 0;
  border-top: 1px solid var(--hairline);
}
.page-news .news-topic:last-child {
  border-bottom: 1px solid var(--hairline);
}
.page-news .news-topic .step-no {
  line-height: 0.9;
  color: var(--ink-700);
  transition: color var(--dur) var(--ease);
}
.page-news .news-topic:hover .step-no {
  color: var(--teal-a56);
}
.page-news .news-topic__body {
  min-width: 0;
}
.page-news .news-topic__title {
  margin: 10px 0 10px;
  font-size: 24px;
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}
.page-news .news-topic__text {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-mid);
}
.page-news .news-topic__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 16px 0 0;
}
.page-news .news-topic__links a {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid var(--teal-a32);
  padding-bottom: 2px;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-news .news-topic__links a:hover,
.page-news .news-topic__links a:focus-visible {
  color: var(--text-hi);
  border-bottom-color: var(--teal);
}
.page-news .news-topics__cover {
  margin: 0;
}
.page-news .news-topics__note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-mid);
  border-left: 2px solid var(--amber-a48);
  padding-left: 14px;
}

/* ---------- 04 回访路径 ---------- */
.page-news .news-path {
  padding-top: 56px;
  padding-bottom: 40px;
}
.page-news .news-path__grid {
  row-gap: 28px;
}
.page-news .news-path__card {
  border: 1px solid var(--hairline);
  padding: 26px 22px 22px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.page-news .news-path__card:hover {
  border-color: var(--teal-a32);
  box-shadow: var(--shadow-hover);
}
.page-news .news-path__steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}
.page-news .news-path__steps li {
  display: grid;
  grid-template-columns: 2.4em 1fr;
  gap: 8px;
  padding: 11px 0;
  border-bottom: 1px solid var(--paper-a06);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-mid);
}
.page-news .news-path__steps li span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
  padding-top: 4px;
}
.page-news .news-path__action {
  margin: 22px 0 0;
}
.page-news .news-path__note {
  margin: 40px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--hairline);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-mid);
  max-width: 64em;
}
.page-news .news-path__note a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid var(--teal-a32);
}
.page-news .news-path__note a:hover,
.page-news .news-path__note a:focus-visible {
  border-bottom-color: var(--teal);
}

/* ---------- 焦点与动效 ---------- */
.page-news a:focus-visible,
.page-news button:focus-visible,
.page-news [tabindex]:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-news .news-item {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    column-gap: 32px;
    align-items: start;
    padding: 20px 0 20px 18px;
  }
  .page-news .news-item__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-top: 2px;
  }
  .page-news .news-topic {
    grid-template-columns: 140px minmax(0, 1fr);
    column-gap: 28px;
    align-items: start;
  }
  .page-news .news-topics__aside {
    padding-left: 24px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1040px) {
  .page-news .news-hero {
    padding-top: 60px;
  }
  .page-news .news-hero__side {
    padding-left: 32px;
    border-left: 1px solid var(--paper-a06);
  }
  .page-news .news-entry {
    padding-top: 76px;
    padding-bottom: 76px;
  }
  .page-news .news-updates,
  .page-news .news-topics {
    padding-top: 76px;
    padding-bottom: 76px;
  }
  .page-news .news-path {
    padding-top: 76px;
    padding-bottom: 56px;
  }
  .page-news .news-path__card {
    padding: 30px 28px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition: none !important;
  }
}
</final>