.page-news {
  --pn-report: var(--c-cyan);
  --pn-data: var(--c-amber);
  --pn-file: var(--c-mist);
  --pn-channel: #1F6B58;
  display: block;
  padding-bottom: 8px;
}

.page-news .breadcrumb {
  padding: 18px 0 6px;
}

/* ---------- 首屏头条 ---------- */
.page-news .notes-hero {
  display: grid;
  gap: 26px;
  padding-top: 10px;
  padding-bottom: 34px;
}

.page-news .notes-hero__visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-news .notes-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.08);
}

.page-news .notes-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(53, 240, 208, 0.07) 0 2px, transparent 2px 10px),
    linear-gradient(180deg, rgba(11, 31, 26, 0) 45%, rgba(11, 31, 26, 0.72) 100%);
  pointer-events: none;
}

.page-news .notes-hero__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.012em;
}

.page-news .notes-hero__lede {
  margin: 16px 0 0;
  color: var(--c-mist);
  font-size: 16px;
  line-height: 1.8;
  max-width: 46ch;
}

.page-news .notes-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .notes-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

@media (min-width: 900px) {
  .page-news .notes-hero {
    grid-template-columns: 1.18fr 1fr;
    align-items: end;
    gap: 48px;
    padding-top: 18px;
    padding-bottom: 54px;
  }
  .page-news .notes-hero__body {
    padding-bottom: 6px;
  }
}

/* ---------- 通用小标题 ---------- */
.page-news .notes-sub {
  margin: 14px 0 0;
  max-width: 62ch;
  color: var(--c-mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .section-head__title {
  margin: 10px 0 0;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.12;
}

/* ---------- 时间轴 ---------- */
.page-news .timeline {
  position: relative;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 9px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-cyan), rgba(53, 240, 208, 0.12));
}

.page-news .tl-item {
  position: relative;
  padding: 0 0 28px 38px;
}

.page-news .tl-item:last-child {
  padding-bottom: 0;
}

.page-news .tl-node {
  position: absolute;
  left: 3px;
  top: 18px;
  width: 14px;
  height: 14px;
  background: var(--pn-report);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
  transition: transform 160ms var(--ease);
}

.page-news .tl-item[data-kind="data"] .tl-node { background: var(--pn-data); }
.page-news .tl-item[data-kind="file"] .tl-node { background: var(--pn-file); }
.page-news .tl-item[data-kind="channel"] .tl-node { background: var(--pn-channel); box-shadow: 0 0 0 2px rgba(53, 240, 208, 0.35); }

.page-news .tl-item details[open] ~ * .tl-node,
.page-news .tl-item:has(details[open]) .tl-node {
  transform: scale(1.4);
}

.page-news .tl-card {
  position: relative;
  padding: 20px 20px 22px;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .tl-card:hover {
  border-color: var(--c-cyan);
  background: #121918;
}

.page-news .tl-card__tick {
  display: block;
  width: 2px;
  height: 28px;
  margin-bottom: 14px;
  background: var(--pn-report);
}

.page-news .tl-item[data-kind="data"] .tl-card__tick { background: var(--pn-data); }
.page-news .tl-item[data-kind="file"] .tl-card__tick { background: var(--pn-file); }
.page-news .tl-item[data-kind="channel"] .tl-card__tick { background: var(--pn-channel); }

.page-news .tl-card__when {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}

.page-news .tl-card__title {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.42;
  color: var(--c-paper);
}

.page-news .tl-card__more {
  margin-top: 12px;
  border-top: 1px dashed rgba(34, 66, 58, 0.9);
  padding-top: 10px;
}

.page-news .tl-card__more summary {
  cursor: pointer;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  list-style: none;
}

.page-news .tl-card__more summary::-webkit-details-marker { display: none; }

.page-news .tl-card__more summary::after {
  content: "+";
  margin-left: 8px;
  font-family: var(--font-mono);
}

.page-news .tl-card__more[open] summary::after { content: "−"; }

.page-news .tl-card__more p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-mist);
}

@media (min-width: 900px) {
  .page-news .timeline::before {
    left: 50%;
    transform: translateX(-1px);
  }
  .page-news .tl-item {
    display: grid;
    grid-template-columns: 1fr 72px 1fr;
    padding: 0 0 44px;
  }
  .page-news .tl-node {
    left: 50%;
    top: 26px;
    margin-left: -7px;
  }
  .page-news .tl-card {
    grid-column: 1;
    margin-right: 30px;
  }
  .page-news .tl-item:nth-child(even) .tl-card {
    grid-column: 3;
    margin-right: 0;
    margin-left: 30px;
  }
}

/* ---------- 四条线索 ---------- */
.page-news .lanes-grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-news .lane-card {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--c-layer);
  border-left: 2px solid var(--pn-report);
  transition: transform 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .lane-card--data { border-left-color: var(--pn-data); }
.page-news .lane-card--file { border-left-color: var(--pn-file); }
.page-news .lane-card--channel { border-left-color: var(--pn-channel); }

.page-news .lane-card:hover {
  background: #164036;
  transform: translateY(-3px);
}

.page-news .lane-card__idx {
  display: block;
  font-size: 13px;
  color: var(--c-amber);
  letter-spacing: 0.1em;
}

.page-news .lane-card h3 {
  margin: 8px 0 10px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 21px;
  color: var(--c-paper);
}

.page-news .lane-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-news .lane-card__meta {
  margin-top: 16px;
  font-size: 12px;
  color: var(--c-cyan);
  letter-spacing: 0.04em;
}

@media (min-width: 700px) {
  .page-news .lanes-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1120px) {
  .page-news .lanes-grid {
    grid-template-columns: repeat(4, 1fr);
    align-items: start;
  }
  .page-news .lane-card:nth-child(even) {
    transform: translateY(24px);
  }
  .page-news .lane-card:nth-child(even):hover {
    transform: translateY(21px);
  }
}

/* ---------- 筛选 + 最新条目 ---------- */
.page-news .lanes {
  margin-top: 28px;
}

.page-news .lanes__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .lanes__bar {
  position: sticky;
  top: 0;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 0;
  background: linear-gradient(180deg, var(--c-ink) 72%, rgba(11, 31, 26, 0));
}

.page-news .lane-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--c-mist);
  cursor: pointer;
  transition: background-color 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-news .lane-chip .mono {
  font-size: 12px;
  color: var(--c-amber);
}

.page-news .lane-chip:hover {
  border-color: var(--c-cyan);
  color: var(--c-paper);
  background: rgba(53, 240, 208, 0.1);
}

.page-news :is(
  #lane-all:checked ~ .lanes__bar [for="lane-all"],
  #lane-report:checked ~ .lanes__bar [for="lane-report"],
  #lane-data:checked ~ .lanes__bar [for="lane-data"],
  #lane-file:checked ~ .lanes__bar [for="lane-file"],
  #lane-channel:checked ~ .lanes__bar [for="lane-channel"]
) {
  background: rgba(53, 240, 208, 0.14);
  border-color: var(--c-cyan);
  color: var(--c-paper);
}

.page-news .lanes__radio:focus-visible ~ .lanes__bar {
  box-shadow: 0 2px 0 0 rgba(53, 240, 208, 0.55);
}

.page-news #lane-report:checked ~ .feed > li:not([data-lane="report"]),
.page-news #lane-data:checked ~ .feed > li:not([data-lane="data"]),
.page-news #lane-file:checked ~ .feed > li:not([data-lane="file"]),
.page-news #lane-channel:checked ~ .feed > li:not([data-lane="channel"]) {
  display: none;
}

.page-news .feed {
  display: grid;
  gap: 16px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .feed-card {
  display: flex;
  flex-direction: column;
  padding: 20px 20px 18px;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .feed-card:hover {
  border-color: var(--c-cyan);
  background: #121918;
}

.page-news .feed-card__media {
  margin: -20px -20px 16px;
  overflow: hidden;
  border-bottom: 1px solid var(--c-line);
}

.page-news .feed-card__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.06);
}

.page-news .feed-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .feed-card__round {
  font-size: 12px;
  color: var(--c-mist);
  letter-spacing: 0.04em;
}

.page-news .feed-card__title {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.42;
  color: var(--c-paper);
  background-image: linear-gradient(var(--c-cyan), var(--c-cyan));
  background-repeat: no-repeat;
  background-size: 0 1px;
  background-position: 0 100%;
  transition: background-size 200ms var(--ease);
}

.page-news .feed-card:hover .feed-card__title {
  background-size: 100% 1px;
}

.page-news .feed-card__sum {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-news .feed-card__go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
}

.page-news .feed-card:hover .feed-card__go,
.page-news .feed-card:focus-within .feed-card__go {
  opacity: 1;
  transform: translateX(0);
}

@media (min-width: 720px) {
  .page-news .feed {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .page-news .feed > li.is-featured {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
  }
  .page-news .feed > li.is-featured .feed-card__media {
    flex: 0 0 42%;
    margin: -20px 20px -18px -20px;
    border-bottom: 0;
    border-right: 1px solid var(--c-line);
  }
  .page-news .feed > li.is-featured .feed-card__media img {
    height: 100%;
    object-fit: cover;
  }
  .page-news .feed > li.is-featured .feed-card__body {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .page-news .feed > li.is-featured .feed-card__title {
    font-size: 24px;
  }
}

/* ---------- 专题 ---------- */
.page-news .topics {
  position: relative;
  margin-top: 56px;
  padding: 44px 0 48px;
  overflow: hidden;
  background: var(--c-layer);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-news .topics__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  filter: grayscale(0.4) contrast(1.1);
  pointer-events: none;
}

.page-news .topics__inner {
  position: relative;
  z-index: 1;
}

.page-news .topics .notes-sub {
  color: rgba(244, 246, 243, 0.72);
}

.page-news .topics-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-news .topic-card {
  padding: 22px 20px;
  background: rgba(11, 31, 26, 0.86);
  border: 1px solid var(--c-line);
  border-top: 2px solid var(--c-cyan);
  transition: border-top-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-news .topic-card:hover {
  border-top-color: var(--c-amber);
  transform: translateY(-3px);
}

.page-news .topic-card__kind {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
}

.page-news .topic-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.3;
  color: var(--c-paper);
}

.page-news .topic-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 246, 243, 0.72);
}

.page-news .topic-card__more {
  margin-top: 16px;
  font-size: 13px;
}

.page-news .topic-card__more a {
  color: var(--c-cyan);
}

@media (min-width: 820px) {
  .page-news .topics-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    align-items: start;
  }
  .page-news .topic-card:nth-child(2) {
    margin-top: 26px;
  }
}

/* ---------- 不错过更新 ---------- */
.page-news .follow {
  display: grid;
  gap: 26px;
  padding: 28px 22px;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-cyan);
}

.page-news .follow__title {
  margin: 10px 0 0;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.2;
}

.page-news .follow__text p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mist);
  max-width: 60ch;
}

.page-news .follow__list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-news .follow__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-paper);
}

.page-news .follow__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 2px;
  background: var(--c-cyan);
}

.page-news .follow__panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  background: var(--c-layer);
  border: 1px solid var(--c-line);
}

.page-news .follow__panel-label {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-amber);
}

.page-news .follow__btn {
  justify-content: center;
  width: 100%;
}

.page-news .follow__note {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-news .follow__note a {
  color: var(--c-cyan);
}

@media (min-width: 880px) {
  .page-news .follow {
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
    padding: 36px 32px;
    align-items: start;
  }
}

/* ---------- 移动端收束 ---------- */
@media (max-width: 719px) {
  .page-news .feed > li.is-featured .feed-card__media img {
    height: auto;
  }
  .page-news .notes-hero__title {
    font-size: clamp(28px, 8.4vw, 40px);
  }
  .page-news .follow {
    padding: 22px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .lane-card,
  .page-news .topic-card,
  .page-news .feed-card__go,
  .page-news .feed-card__title,
  .page-news .tl-node {
    transition: none;
    transform: none;
  }
  .page-news .feed-card__go {
    opacity: 1;
    transform: none;
  }
}
<<<END>>>