.page-news {
  --news-rail: 236px;
  --news-sticky-top: 128px;
  --news-hair: 1px solid var(--rule);
  color: var(--mist);
  background: var(--ink);
}

/* 面包屑 */
.page-news .ob-breadcrumb {
  padding: 20px 0 0;
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
}

.page-news .ob-breadcrumb__item a,
.page-news .ob-breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--t-fast);
}

.page-news .ob-breadcrumb a:hover,
.page-news .ob-breadcrumb a:focus-visible {
  color: var(--yellow);
}

/* 首屏 */
.page-news .news-hero {
  padding-top: 32px;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 28px;
}

.page-news .news-hero__title {
  margin: 14px 0 18px;
  letter-spacing: -0.01em;
}

.page-news .news-hero__lede {
  margin: 0 0 24px;
  max-width: 36em;
}

.page-news .news-hero__stamp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 9px 16px;
  border: var(--news-hair);
  border-radius: var(--radius);
  background: var(--carbon);
  font-size: var(--fs-sm);
  color: var(--mist);
}

.page-news .news-hero__stamp-sep {
  color: var(--rule);
}

.page-news .news-hero__media {
  margin: 0;
  border: var(--news-hair);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(10, 13, 16, 0.62) 0%, rgba(10, 13, 16, 0) 58%);
  pointer-events: none;
}

/* 本周更新 */
.page-news .news-index__body {
  display: grid;
  gap: 32px;
  margin-top: 32px;
}

.page-news .news-rail__label {
  margin: 0 0 10px;
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-news .news-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .news-rail__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-left: 3px solid var(--rule);
  color: var(--text-mid);
  text-decoration: none;
  font-size: var(--fs-sm);
  transition: border-color var(--t-fast), color var(--t-fast), background-color var(--t-fast);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  border-left-color: var(--yellow);
  color: var(--white);
  background: var(--carbon);
}

.page-news .news-rail__count {
  font-size: var(--fs-xs);
  color: var(--text-dim);
}

.page-news .news-rail__note {
  margin-top: 24px;
  padding: 14px 16px;
  border: var(--news-hair);
  border-radius: var(--radius);
  background: var(--carbon);
}

.page-news .news-rail__note p {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .news-group {
  margin: 0 0 36px;
}

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

.page-news .news-group__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}

.page-news .news-group__head .ob-h3 {
  margin: 0;
}

.page-news .news-group__freq {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--green);
  white-space: nowrap;
}

.page-news .news-entry {
  position: relative;
  padding: 20px 0;
  border-bottom: 1px solid rgba(42, 53, 64, 0.6);
  transition: background-color var(--t-fast), padding var(--t-fast);
}

.page-news .news-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  background: var(--yellow);
  opacity: 0;
  transition: opacity var(--t-fast);
}

.page-news .news-entry:hover,
.page-news .news-entry:focus-within {
  background: var(--navy);
  padding-left: 18px;
  padding-right: 14px;
}

.page-news .news-entry:hover::before,
.page-news .news-entry:focus-within::before {
  opacity: 1;
}

.page-news .news-entry__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .news-entry__issue {
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.page-news .news-entry__title {
  margin: 10px 0 6px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.42;
}

.page-news .news-entry__title a {
  color: var(--white);
  text-decoration: none;
  background-image: linear-gradient(var(--yellow), var(--yellow));
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size var(--t-line), color var(--t-fast);
}

.page-news .news-entry__title a:hover,
.page-news .news-entry__title a:focus-visible {
  color: var(--yellow);
  background-size: 100% 1px;
}

.page-news .news-entry__sum {
  margin: 0;
  max-width: 48em;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--text-dim);
  transition: color var(--t-fast);
}

.page-news .news-entry:hover .news-entry__sum {
  color: var(--mist);
}

.page-news .news-index__note {
  margin-top: 28px;
}

.page-news .news-index__note-text {
  margin: 6px 0 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--text-mid);
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 56px;
  }

  .page-news .news-index__body {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .news-index__rail {
    position: sticky;
    top: var(--news-sticky-top);
  }
}

/* 专题系列 */
.page-news .news-series__list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.page-news .news-series__item {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-top: 1px solid var(--rule);
}

.page-news .news-series__item:last-child {
  border-bottom: 1px solid var(--rule);
}

.page-news .news-series__idx {
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--yellow);
}

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

.page-news .news-series__freq {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--green);
}

.page-news .news-series__text {
  margin: 0;
  color: var(--text-dim);
  line-height: 1.75;
}

@media (min-width: 900px) {
  .page-news .news-series__item {
    grid-template-columns: 56px minmax(0, 3fr) minmax(0, 2fr) minmax(0, 7fr);
    align-items: baseline;
    gap: 28px;
    padding: 24px 0;
  }

  .page-news .news-series__text {
    max-width: none;
  }
}

/* 版本迭代日志 */
.page-news .news-version__figure {
  margin: 28px 0 0;
  border: var(--news-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink);
}

.page-news .news-version__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-version__track {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-news .news-version__node {
  position: relative;
  padding: 20px 0 20px 22px;
  border-left: 1px solid var(--rule);
}

.page-news .news-version__node::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--yellow);
}

.page-news .news-version__tag {
  display: inline-block;
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--yellow);
}

.page-news .news-version__title {
  margin: 8px 0 6px;
}

.page-news .news-version__text {
  margin: 0;
  max-width: 30em;
  color: var(--text-dim);
  line-height: 1.75;
}

@media (min-width: 900px) {
  .page-news .news-version__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px;
    margin-top: 44px;
  }

  .page-news .news-version__node {
    border-left: 0;
    border-top: 1px solid var(--rule);
    padding: 28px 0 0 0;
  }

  .page-news .news-version__node::before {
    left: 0;
    top: -5px;
  }

  .page-news .news-version__text {
    max-width: none;
  }
}

/* 专家专栏回看集锦 */
.page-news .news-column__grid {
  display: grid;
  gap: 28px;
}

.page-news .news-column__intro .ob-text {
  max-width: 38em;
}

.page-news .news-column__data {
  margin: 26px 0 24px;
}

.page-news .news-column__link {
  display: inline-block;
}

.page-news .news-column__media {
  margin: 0;
  border: var(--news-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--carbon);
}

.page-news .news-column__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-news .news-column__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: center;
  }
}

/* 订阅与回看 */
.page-news .news-guide__grid {
  display: grid;
  gap: 24px;
}

.page-news .news-guide__panel {
  padding: 26px 22px;
  background: var(--carbon);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}

.page-news .news-guide__panel--wide {
  border-top: 2px solid var(--yellow);
}

.page-news .news-guide__lead {
  margin: 12px 0 22px;
  color: var(--text-mid);
  line-height: 1.8;
}

.page-news .news-guide__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .news-guide__steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-news .news-guide__step {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--yellow);
  border-top: 2px solid var(--yellow);
  padding-top: 4px;
  line-height: 1.6;
}

.page-news .news-guide__panel-text {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--text-mid);
}

.page-news .news-guide__shot {
  margin: 26px 0 0;
  border: var(--news-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .news-guide__shot img {
  display: block;
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: center 40%;
}

.page-news .news-guide__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .news-guide__list li {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--text-mid);
}

.page-news .news-guide__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 9px;
  height: 2px;
  background: var(--green);
}

.page-news .news-guide__list strong {
  color: var(--white);
  font-weight: 700;
}

.page-news .news-guide__foot {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  color: var(--text-dim);
  line-height: 1.75;
}

@media (min-width: 900px) {
  .page-news .news-guide__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-news .news-guide__panel {
    padding: 32px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-entry__title a,
  .page-news .news-rail__link {
    transition: none;
  }
}
<<<END>>>