.page-news {
  --news-gap: clamp(48px, 7vw, 96px);
  --news-sticky: clamp(56px, 9vw, 88px);
  background: var(--ink-900);
  color: var(--fog);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow-x: hidden;
}

.page-news .news-shell {
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
  padding-top: clamp(16px, 2.6vw, 32px);
}

.page-news [id^="round-"] {
  scroll-margin-top: clamp(72px, 10vw, 104px);
}

.page-news .split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
}

/* ---------- 首屏 ---------- */

.page-news .news-intro {
  padding-top: clamp(10px, 2vw, 22px);
}

.page-news .intro-kicker {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 12px;
  border: 1px solid var(--rule);
  color: var(--signal);
  font-size: 12px;
  letter-spacing: .12em;
  line-height: 1.4;
}

.page-news .intro-title {
  margin: 0 0 20px;
  max-width: 18em;
  font-family: var(--font-serif);
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--fog);
}

.page-news .intro-lede {
  margin: 0 0 26px;
  max-width: 52em;
  color: var(--fog-dim);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
}

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

/* ---------- 轮次时间轴 ---------- */

.page-news .timeline {
  margin-top: clamp(32px, 5vw, 56px);
}

.page-news .timeline-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 24px;
  margin-bottom: 16px;
}

.page-news .timeline-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 700;
  color: var(--fog);
}

.page-news .timeline-note {
  margin: 0;
  font-size: 13px;
  color: var(--fog-dim);
}

.page-news .timeline-canvas {
  position: relative;
  padding: clamp(20px, 3.4vw, 36px) 0 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.page-news .timeline-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  pointer-events: none;
}

.page-news .timeline-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .tick {
  position: relative;
  padding-top: 20px;
  padding-right: 12px;
}

.page-news .tick::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ink-700);
}

.page-news .tick::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--ink-700);
}

.page-news .tick--current::before,
.page-news .tick--current::after {
  background: var(--coral);
}

.page-news .tick-link {
  display: flex;
  flex-direction: column;
  gap: 3px;
  color: inherit;
  text-decoration: none;
  padding: 4px 0;
}

.page-news .tick-link:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.page-news .tick-num {
  font-family: var(--font-num);
  font-size: clamp(38px, 6.5vw, 62px);
  font-weight: 600;
  line-height: .85;
  letter-spacing: .01em;
  color: var(--fog-dim);
  transition: color .16s var(--ease);
}

.page-news .tick--current .tick-num {
  color: var(--signal);
}

.page-news .tick-link:hover .tick-num {
  color: var(--signal);
}

.page-news .tick-label {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--fog);
}

.page-news .tick--current .tick-label {
  font-weight: 700;
}

.page-news .tick-flag {
  align-self: flex-start;
  padding: 1px 6px;
  background: var(--coral);
  color: var(--ink-900);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1.6;
}

.page-news .tick-meta {
  font-size: 12px;
  color: var(--fog-dim);
}

/* ---------- 第 27 轮看点 ---------- */

.page-news .news-round {
  margin-top: var(--news-gap);
  border-top: 1px solid var(--rule);
  padding-top: clamp(28px, 4vw, 44px);
}

.page-news .round-side {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.page-news .round-big {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(88px, 15vw, 158px);
  font-weight: 600;
  line-height: .8;
  letter-spacing: -.02em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink-700);
}

.page-news .round-tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--signal);
}

.page-news .round-side .t-chapter {
  margin: 4px 0 0;
}

.page-news .round-figure {
  margin: 0 0 4px;
}

.page-news .round-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--rule);
}

.page-news .brief-list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-news .brief-list li {
  position: relative;
  padding: 13px 0 13px 20px;
  border-bottom: 1px solid var(--rule);
  color: var(--fog);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .brief-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 7px;
  height: 7px;
  background: var(--signal);
}

/* ---------- 栏目分类 ---------- */

.page-news .news-channels {
  margin-top: var(--news-gap);
  background: var(--ink-800);
  padding: clamp(26px, 4vw, 48px) clamp(18px, 3vw, 40px);
}

.page-news .channels-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--rule);
}

.page-news .channels-lede {
  margin: 0 0 8px;
  color: var(--fog-dim);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .channel-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .channel {
  padding: 18px 0;
  border-top: 1px solid var(--rule);
}

.page-news .channel:first-child {
  padding-top: 0;
  border-top: none;
}

.page-news .channel-title {
  margin: 10px 0 6px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--fog);
}

.page-news .channel p {
  margin: 0;
  color: var(--fog-dim);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-news .tag--data {
  color: var(--fog);
  background: var(--ink-700);
  border-color: var(--ink-700);
}

.page-news .tag--line {
  color: var(--fog);
  background: transparent;
  border-color: var(--fog);
}

.page-news .entry-tag,
.page-news .channel .tag {
  display: inline-block;
  white-space: nowrap;
  font-size: 12px;
  letter-spacing: .06em;
}

/* ---------- 最新条目 ---------- */

.page-news .news-latest {
  margin-top: var(--news-gap);
  border-top: 1px solid var(--rule);
  padding-top: clamp(28px, 4vw, 44px);
}

.page-news .latest-rail .t-chapter {
  margin: 0 0 16px;
}

.page-news .latest-figure {
  margin: 0 0 12px;
}

.page-news .latest-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--rule);
}

.page-news .round-block + .round-block {
  margin-top: 32px;
}

.page-news .round-sticky {
  position: sticky;
  top: var(--news-sticky);
  z-index: 2;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  padding: 12px 0;
  background: var(--ink-900);
  border-bottom: 2px solid var(--ink-700);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--fog);
}

.page-news .round-block:first-child .round-sticky {
  border-bottom-color: var(--signal);
}

.page-news .round-sticky__note {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .08em;
  color: var(--fog-dim);
}

.page-news .entry-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-news .entry-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 15px 10px;
  margin-inline: -10px;
  cursor: pointer;
  list-style: none;
  transition: background-color .16s var(--ease);
}

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

.page-news .entry-summary::marker {
  content: "";
}

.page-news .entry-summary:hover {
  background: var(--ink-800);
}

.page-news .entry-summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -2px;
}

.page-news .entry-tag {
  flex: 0 0 auto;
}

.page-news .entry-title {
  flex: 1 1 220px;
  min-width: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--fog);
}

.page-news .entry-time {
  flex: 0 0 auto;
  margin-left: auto;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--fog-dim);
}

.page-news .entry-summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 18px;
  line-height: 1;
  color: var(--fog-dim);
  transition: color .16s var(--ease);
}

.page-news .entry-details[open] .entry-summary {
  background: var(--ink-800);
}

.page-news .entry-details[open] .entry-summary::after {
  content: "−";
  color: var(--signal);
}

.page-news .entry-body {
  padding: 14px 10px 18px;
  margin-inline: -10px;
  background: var(--ink-800);
  border-top: 1px solid var(--rule);
  color: var(--fog-dim);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-news .entry-body p {
  margin: 0;
}

/* ---------- 连续阅读路径 ---------- */

.page-news .news-paths {
  margin-top: var(--news-gap);
  border-top: 1px solid var(--rule);
  padding-top: clamp(28px, 4vw, 44px);
}

.page-news .path-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-news .path-num {
  display: block;
  font-family: var(--font-num);
  font-size: 30px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--signal);
}

.page-news .path-title {
  margin: 10px 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--fog);
}

.page-news .path p {
  margin: 0;
  color: var(--fog-dim);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-news .paths-tail {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  color: var(--fog-dim);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-news .paths-tail a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

.page-news .paths-tail a:hover {
  border-bottom-color: var(--signal);
}

/* ---------- 窄屏修正 ---------- */

@media (max-width: 719px) {
  .page-news .tick {
    padding-right: 0;
  }

  .page-news .entry-summary {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 5px 10px;
    align-items: center;
  }

  .page-news .entry-tag {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .entry-time {
    grid-column: 2;
    grid-row: 1;
    margin-left: 0;
    justify-self: start;
  }

  .page-news .entry-summary::after {
    grid-column: 3;
    grid-row: 1;
  }

  .page-news .entry-title {
    grid-column: 1 / -1;
    grid-row: 2;
    flex-basis: auto;
  }
}

/* ---------- 宽屏栅格 ---------- */

@media (min-width: 720px) {
  .page-news .timeline-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }
}

@media (min-width: 820px) {
  .page-news .path-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-news .path {
    padding: 0 26px;
    border-left: 1px solid var(--rule);
  }

  .page-news .path:first-child {
    padding-left: 0;
    border-left: none;
  }
}

@media (min-width: 900px) {
  .page-news .split--5-7 {
    grid-template-columns: 5fr 7fr;
  }

  .page-news .split--3-9 {
    grid-template-columns: 3fr 9fr;
  }

  .page-news .latest-rail {
    position: sticky;
    top: var(--news-sticky);
    align-self: start;
  }
}

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