.page-news {
  position: relative;
  color: var(--paper);
  background:
    radial-gradient(90% 60% at 86% -8%, rgba(201, 255, 68, 0.10), transparent 62%),
    var(--ink);
  overflow-x: clip;
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-news [id] {
  scroll-margin-top: calc(var(--header-h) + 28px);
}

/* ---------- 页头 ---------- */
.page-news .news-head {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(24px, 4vw, 40px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

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

.page-news .head-texture {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.page-news .head-texture img {
  position: absolute;
  right: -80px;
  top: -120px;
  width: min(620px, 78%);
  height: auto;
  opacity: 0.14;
  filter: grayscale(0.5) contrast(1.1);
}

.page-news .crumbs {
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-news .news-hero {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: end;
}

.page-news .news-hero h1 {
  margin: 10px 0 14px;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 15em;
  color: var(--paper);
}

.page-news .news-hero .lede {
  margin: 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

.page-news .news-stat {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .news-stat > div {
  background: var(--navy);
  padding: 12px 10px;
}

.page-news .news-stat dt {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 6px;
  white-space: nowrap;
}

.page-news .news-stat dd {
  margin: 0;
  font-size: clamp(16px, 2.4vw, 20px);
  color: var(--lime);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---------- 主区双栏 ---------- */
.page-news .news-layout {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding: clamp(26px, 5vw, 52px) 0 0;
}

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1fr) 300px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 56px;
  }
}

/* ---------- 左侧索引 ---------- */
.page-news .news-index {
  align-self: start;
  border: 1px solid var(--line);
  background: var(--navy);
  box-shadow: 0 18px 40px -30px rgba(0, 0, 0, 0.9);
}

@media (min-width: 1000px) {
  .page-news .news-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    max-height: calc(100vh - var(--header-h) - 40px);
    overflow-y: auto;
  }
}

.page-news .idx-title {
  margin: 0;
  padding: 9px 14px;
  background: var(--lime);
  color: var(--ink-on-lime);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.page-news .idx-group {
  padding: 14px 0 8px;
  border-bottom: 1px solid var(--line);
}

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

.page-news .idx-label {
  margin: 0 0 10px;
  padding: 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

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

.page-news .idx-link {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  background-image: linear-gradient(90deg, var(--board), var(--board));
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 0% 100%;
  transition: background-size var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .idx-link:hover,
.page-news .idx-link:focus-visible {
  background-size: 100% 100%;
  color: var(--lime-soft);
}

.page-news .idx-num {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.06em;
  transition: color var(--dur) var(--ease);
}

.page-news .idx-link:hover .idx-num,
.page-news .idx-link:focus-visible .idx-num {
  color: var(--lime);
}

.page-news .idx-chips {
  list-style: none;
  margin: 0;
  padding: 0 14px 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .chip {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--muted);
  white-space: nowrap;
}

.page-news .idx-zones {
  list-style: none;
  margin: 0;
  padding: 0 14px 8px;
  display: grid;
  gap: 7px;
}

.page-news .idx-zones li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 6px;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 1px dashed rgba(39, 74, 61, 0.75);
}

.page-news .idx-zones em {
  font-style: normal;
  font-size: 12px;
  color: var(--cyan);
}

.page-news .idx-note {
  margin: 4px 0 12px;
  padding: 0 14px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 右侧条目流 ---------- */
.page-news .news-stream {
  min-width: 0;
}

.page-news .news-banner {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-news .news-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 540;
  object-fit: cover;
  border: 1px solid var(--line);
  filter: saturate(0.85) contrast(1.06) brightness(0.88);
}

.page-news .news-banner figcaption,
.page-news .rules-fig figcaption,
.page-news .cadence-fig figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-stream > h2 {
  margin: 0 0 4px;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .entry {
  position: relative;
  padding: 18px 16px 18px 14px;
  border-bottom: 1px solid var(--line);
  background-image: linear-gradient(90deg, var(--navy), var(--navy));
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 0% 100%;
  transition: background-size var(--dur) var(--ease);
}

.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--line);
  transition: background var(--dur) var(--ease);
}

.page-news .entry:hover,
.page-news .entry:focus-within,
.page-news .entry:focus-visible {
  background-size: 100% 100%;
}

.page-news .entry:hover::before,
.page-news .entry:focus-within::before,
.page-news .entry:focus-visible::before {
  background: var(--lime);
}

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

.page-news .entry-meta {
  margin: 0 0 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
}

.page-news .entry-round {
  color: var(--cyan);
}

.page-news .entry-type {
  color: var(--muted);
}

.page-news .entry-ago {
  margin-left: auto;
  color: var(--orange);
}

.page-news .entry h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.36;
  letter-spacing: -0.01em;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

.page-news .entry:hover h3,
.page-news .entry:focus-within h3,
.page-news .entry:focus-visible h3 {
  color: var(--lime-soft);
}

.page-news .entry-sum {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--dur) var(--ease);
}

.page-news .entry:hover .entry-sum,
.page-news .entry:focus-within .entry-sum,
.page-news .entry:focus-visible .entry-sum {
  -webkit-line-clamp: 6;
  color: #c2d2c7;
}

.page-news .entry-foot {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 区块公用头部 ---------- */
.page-news .sec-head {
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-news .sec-head h2 {
  margin: 8px 0 10px;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .sec-head p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 规则专题 ---------- */
.page-news .news-rules,
.page-news .news-cadence,
.page-news .news-archive {
  margin-top: clamp(40px, 6vw, 72px);
  padding-top: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--line);
}

.page-news .rules-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

@media (min-width: 860px) {
  .page-news .rules-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }
}

.page-news .tl {
  list-style: none;
  margin: 0;
  padding: 4px 0 4px 22px;
  position: relative;
}

.page-news .tl::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--lime) 0%, var(--line) 62%, transparent 100%);
}

.page-news .tl li {
  position: relative;
  padding: 0 0 22px;
}

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

.page-news .tl li::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--lime);
  transform: rotate(45deg);
}

.page-news .tl .tl-time {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-news .tl h4 {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.42;
  color: var(--paper);
}

.page-news .tl p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .rules-fig,
.page-news .cadence-fig {
  margin: 0;
}

.page-news .rules-fig img,
.page-news .cadence-fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
  filter: saturate(0.78) contrast(1.06) brightness(0.86);
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

@media (min-width: 860px) {
  .page-news .cadence-grid {
    grid-template-columns: minmax(0, 1fr) 340px;
  }
}

.page-news .cadence-facts {
  margin: 0 0 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 640px) {
  .page-news .cadence-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .cadence-facts > div {
  background: var(--board);
  padding: 12px 12px 14px;
}

.page-news .cadence-facts dt {
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-news .cadence-facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--lime);
}

.page-news .cadence-note {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .cadence-note a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .cadence-note a:hover {
  color: var(--lime-soft);
}

/* ---------- 回溯与反馈 ---------- */
.page-news .archive-drop {
  border: 1px solid var(--line);
  background: var(--navy);
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-news .archive-drop summary {
  cursor: pointer;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--lime-soft);
  background: var(--board);
  border-bottom: 1px solid transparent;
}

.page-news .archive-drop[open] summary {
  border-bottom-color: var(--line);
}

.page-news .archive-drop summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-news .stage-list {
  list-style: none;
  margin: 0;
  padding: 6px 0;
}

.page-news .stage-list li {
  display: grid;
  gap: 4px;
  padding: 12px 16px;
  border-bottom: 1px dashed rgba(39, 74, 61, 0.7);
}

.page-news .stage-list li:last-child {
  border-bottom: 0;
}

@media (min-width: 700px) {
  .page-news .stage-list li {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

.page-news .stage-key {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-news .stage-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .feedback {
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--lime);
  background: var(--board);
}

.page-news .feedback h3 {
  margin: 0 0 10px;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.36;
  color: var(--paper);
}

.page-news .feedback p {
  margin: 0 0 12px;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .feedback-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 0;
}

.page-news .feedback-links .btn {
  --cut-bg: var(--board);
}

@media (max-width: 480px) {
  .page-news .news-stat {
    grid-template-columns: 1fr;
  }

  .page-news .news-stat > div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
  }

  .page-news .news-stat dt {
    margin-bottom: 0;
  }

  .page-news .entry {
    padding-right: 10px;
  }

  .page-news .entry-ago {
    margin-left: 0;
  }

  .page-news .feedback-links .btn {
    width: 100%;
    text-align: center;
  }
}
<<<END>>>