.page-news {
  --news-gap: 20px;
  --news-trackline: rgba(232, 238, 242, 0.22);
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-news .news-crumb {
  padding-top: 24px;
}

.page-news .news-masthead {
  padding-top: 8px;
  padding-bottom: 8px;
}

.page-news .news-masthead__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(27px, 5.6vw, 50px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 14px 0 18px;
  max-width: 20em;
}

.page-news .news-masthead__lead {
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
  margin: 0;
}

.page-news .news-masthead__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-hero {
  margin-top: 34px;
}

.page-news .news-hero__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--sea-900);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
}

.page-news .news-hero__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  background: var(--pearl);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.page-news .news-facts {
  margin-top: 34px;
}

.page-news .news-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-overview .overview__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--pearl);
}

.page-news .news-overview .overview__num {
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--sea-900);
}

.page-news .news-overview .overview__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

.page-news .news-section-head {
  margin-bottom: 28px;
}

.page-news .section-index {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1;
  color: var(--coral);
}

.page-news .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 4vw, 31px);
  line-height: 1.28;
  margin: 10px 0 12px;
}

.page-news .section-lead {
  max-width: 42em;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate);
}

/* 01 时间轴 */
.page-news .news-timeline__panel {
  padding: 26px 18px 22px;
  background-color: var(--sea-900);
  border: 1px solid var(--sea-500);
  background-image:
    linear-gradient(var(--grid-line-deep) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-deep) 1px, transparent 1px);
  background-size: 30px 30px;
}

.page-news .news-timeline__scroller {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-timeline__scroller .timeline__track {
  display: flex;
  align-items: flex-start;
  position: relative;
  min-width: 660px;
  padding-top: 6px;
}

.page-news .news-timeline__scroller .timeline__track::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 11px;
  height: 1px;
  background: var(--news-trackline);
}

.page-news .news-timeline__scroller .timeline__node {
  position: relative;
  z-index: 1;
  flex: 1 1 0;
  min-width: 124px;
  display: block;
  padding-right: 16px;
  text-decoration: none;
  color: var(--mist);
}

.page-news .news-timeline__scroller .timeline__node::before {
  content: "";
  display: block;
  width: 11px;
  height: 11px;
  margin-bottom: 16px;
  background: var(--gold);
}

.page-news .news-timeline__scroller .timeline__node--active::before {
  width: 15px;
  height: 15px;
  margin-bottom: 12px;
  background: var(--coral);
}

.page-news .news-timeline__scroller .timeline__version {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-news .news-timeline__scroller .timeline__node--active .timeline__version {
  color: var(--coral);
}

.page-news .news-timeline__scroller .timeline__label {
  display: block;
  margin-top: 8px;
  max-width: 13em;
  font-size: 12px;
  line-height: 1.55;
  color: rgba(232, 238, 242, 0.74);
}

.page-news .news-timeline__scroller .timeline__node:hover .timeline__label,
.page-news .news-timeline__scroller .timeline__node:focus-visible .timeline__label {
  color: var(--pearl);
}

.page-news .news-night {
  margin: 22px 0 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-news .news-night img {
  display: block;
  width: 100%;
  height: clamp(170px, 26vw, 300px);
  object-fit: cover;
  object-position: center 60%;
}

.page-news .news-night__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  background: var(--pearl);
  font-size: 12px;
  color: var(--slate);
}

/* 02 条目流 */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

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

.page-news .news-filters {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0 0 30px;
  border-left: 2px solid var(--line-soft);
}

.page-news .news-filters .filter-btn {
  display: block;
  width: 100%;
  margin-left: -2px;
  padding: 10px 12px;
  text-align: left;
  background: transparent;
  border: 0;
  border-left: 2px solid transparent;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink);
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-news .news-filters .filter-btn:hover {
  color: var(--teal-700);
}

.page-news .news-filters .filter-btn[aria-pressed="true"] {
  border-left-color: var(--coral);
  background: rgba(255, 107, 61, 0.07);
  color: var(--coral-700);
  font-weight: 700;
}

.page-news .news-filters .filter-btn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
}

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

.page-news .news-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 11px;
  border: 1px solid var(--line-soft);
  background: var(--pearl);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 160ms ease, color 160ms ease;
}

.page-news .news-rail__link .mono {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--teal-700);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  border-color: var(--coral);
  color: var(--coral-700);
}

.page-news .news-stream {
  display: flex;
  flex-direction: column;
}

.page-news .news-anchor {
  display: block;
  height: 0;
  scroll-margin-top: 96px;
}

.page-news .news-empty {
  margin: 0;
  padding: 20px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
  color: var(--slate);
}

.page-news .news-entry {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 24px 0;
  border-top: 1px solid var(--line-soft);
  transition: background-color 180ms ease;
}

.page-news .news-entry:last-of-type {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-entry:hover {
  background: linear-gradient(90deg, rgba(31, 168, 160, 0.07), transparent 68%);
}

.page-news .news-entry__seq {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--sea-500);
  padding-top: 2px;
}

.page-news .news-entry__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .news-entry__title {
  flex: 1 1 220px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
}

.page-news .news-entry__body {
  margin: 0 0 12px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.76;
}

.page-news .news-entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

/* 03 四类标注 */
.page-news .news-kinds__grid {
  gap: 36px;
  align-items: start;
}

.page-news .news-kinds__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .news-kind {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 16px 18px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--line);
  background: var(--pearl);
}

.page-news .news-kind--add { border-left-color: var(--teal); }
.page-news .news-kind--opt { border-left-color: var(--sea-500); }
.page-news .news-kind--fix { border-left-color: var(--coral); }
.page-news .news-kind--adjust { border-left-color: var(--gold); }

.page-news .news-kind .tag {
  align-self: flex-start;
}

.page-news .news-kind__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.45;
}

.page-news .news-kind__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--ink);
}

.page-news .news-kinds__note {
  margin: 14px 0 0;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--sea-900);
  background: var(--mist);
  font-size: 14px;
  line-height: 1.72;
  color: var(--sea-900);
}

.page-news .news-zoom {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--sea-900);
}

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

.page-news .news-zoom__caption {
  padding: 12px 14px;
  border-top: 1px solid var(--line-light);
  background: var(--sea-700);
  font-size: 12px;
  line-height: 1.65;
  color: rgba(232, 238, 242, 0.86);
}

/* 04 对照表 */
.page-news .news-cross__wrap {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  background: var(--pearl);
}

.page-news .news-cross__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-news .news-cross__caption {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
  background: var(--pearl);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-cross__table th,
.page-news .news-cross__table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  line-height: 1.7;
}

.page-news .news-cross__table thead th {
  background: var(--sea-700);
  color: var(--mist);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.page-news .news-cross__table tbody th {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--sea-900);
  white-space: nowrap;
}

.page-news .news-cross__table tbody td.mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--teal-700);
  white-space: nowrap;
}

.page-news .news-cross__table tbody tr:nth-child(odd) {
  background: rgba(31, 168, 160, 0.05);
}

.page-news .news-cross__table tbody tr:hover {
  background: rgba(242, 169, 59, 0.14);
}

.page-news .news-cross__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-news .news-inline-link {
  color: var(--coral-700);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-news .news-inline-link:hover {
  color: var(--sea-900);
}

/* 05 更新节奏 */
.page-news .news-cadence__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-cadence__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 18px;
  background: var(--pearl);
}

.page-news .news-cadence__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 36px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--sea-900);
}

.page-news .news-cadence__unit {
  margin-left: 5px;
  font-size: 14px;
  letter-spacing: 0;
  color: var(--coral-700);
}

.page-news .news-cadence__label {
  font-size: 13px;
  line-height: 1.65;
  color: var(--slate);
}

.page-news .news-cadence__note {
  margin: 20px 0 0;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

/* 06 主题系列 */
.page-news .news-series__grid {
  gap: 34px;
  align-items: start;
}

.page-news .news-series__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-series__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 15px 14px;
  background: var(--pearl);
}

.page-news .news-series__seq {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
}

.page-news .news-series__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .news-series__meta {
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

.page-news .news-series__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--sea-900);
}

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

.page-news .news-series__caption {
  padding: 12px 14px;
  border-top: 1px solid var(--line-soft);
  background: var(--pearl);
  font-size: 12px;
  line-height: 1.65;
  color: var(--slate);
}

.page-news .news-series__foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

/* 07 更新提醒 */
.page-news .news-alert__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 30px 22px;
  background-color: var(--sea-900);
  border: 1px solid var(--sea-500);
  background-image:
    linear-gradient(var(--grid-line-deep) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-deep) 1px, transparent 1px);
  background-size: 30px 30px;
}

.page-news .news-alert__panel .section-index {
  color: var(--gold);
}

.page-news .news-alert__title {
  color: var(--pearl);
  margin: 10px 0 14px;
}

.page-news .news-alert__lead {
  margin: 0;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(232, 238, 242, 0.82);
}

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

.page-news .news-alert__note {
  flex: 1 1 100%;
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: rgba(232, 238, 242, 0.62);
}

/* 断点 */
@media (min-width: 620px) {
  .page-news .news-overview {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-entry {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 18px;
  }

  .page-news .news-alert__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 34px;
    padding: 36px 30px;
  }

  .page-news .news-alert__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .news-series__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead {
    padding-top: 16px;
  }

  .page-news .news-layout {
    grid-template-columns: minmax(220px, 4fr) minmax(0, 8fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .news-rail__inner {
    position: sticky;
    top: 96px;
  }

  .page-news .news-kinds__grid,
  .page-news .news-series__grid {
    gap: 48px;
  }

  .page-news .news-cadence__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-entry__title {
    font-size: 18px;
  }
}

@media (min-width: 1040px) {
  .page-news .news-series__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .page-news .news-cross__wrap {
    overflow-x: visible;
    border: 0;
    background: transparent;
  }

  .page-news .news-cross__table {
    min-width: 0;
    width: 100%;
  }

  .page-news .news-cross__caption {
    border: 1px solid var(--line-soft);
  }

  .page-news .news-cross__table thead {
    display: none;
  }

  .page-news .news-cross__table,
  .page-news .news-cross__table tbody,
  .page-news .news-cross__table tr,
  .page-news .news-cross__table th,
  .page-news .news-cross__table td {
    display: block;
    width: 100%;
  }

  .page-news .news-cross__table tbody tr {
    margin-bottom: 10px;
    border: 1px solid var(--line-soft);
    background: var(--pearl);
  }

  .page-news .news-cross__table tbody th {
    padding: 12px 14px 8px;
    border-bottom: 0;
    font-size: 15px;
  }

  .page-news .news-cross__table tbody td {
    padding: 6px 14px 12px;
    border-bottom: 0;
  }

  .page-news .news-cross__table tbody td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 4px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--slate);
  }

  .page-news .news-cross__table tbody td.mono {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-rail__link,
  .page-news .news-filters .filter-btn {
    transition: none;
  }
}