.page-news {
  --news-rail: 236px;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--deep);
  overflow-wrap: break-word;
}

.page-news p {
  margin: 0;
}

.page-news ul,
.page-news ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-news .figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 4px;
}

.page-news .figure__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 页头 ---------- */
.page-news .news-lead {
  padding: clamp(22px, 4vw, 44px) 0 clamp(38px, 6vw, 70px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-lead__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
}

.page-news .news-lead__title {
  font-size: clamp(34px, 6.4vw, 74px);
  margin: 12px 0 18px;
}

.page-news .news-lead__lede {
  max-width: 58ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-lead__aside {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  border-radius: 2px 18px 18px 2px;
  padding: 22px 22px 24px;
}

.page-news .news-lead__aside-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-news .news-lead__aside-code {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange-text);
}

.page-news .news-lead__aside-title {
  margin-top: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.4;
  color: var(--deep);
}

.page-news .news-lead__aside-time {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-news .news-lead__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

.page-news .news-lead__stats dt {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-news .news-lead__stats dd {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 600;
  color: var(--deep);
}

/* ---------- 置顶公告 ---------- */
.page-news .news-pinned {
  position: relative;
  overflow: hidden;
  background: var(--deep);
  color: var(--cream);
  padding: clamp(44px, 7vw, 84px) 0;
}

.page-news .news-pinned::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(201, 162, 39, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 162, 39, 0.16) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(130deg, rgba(0, 0, 0, 0.95), transparent 72%);
  mask-image: linear-gradient(130deg, rgba(0, 0, 0, 0.95), transparent 72%);
  pointer-events: none;
}

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

.page-news .news-pinned__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-news .news-pinned__flag {
  display: inline-flex;
  align-items: center;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--deep);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.page-news .news-pinned__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  border: 1px solid rgba(201, 162, 39, 0.45);
  border-radius: 4px;
  padding: 5px 9px;
}

.page-news .news-pinned__title {
  color: var(--cream);
  font-size: clamp(28px, 4.4vw, 50px);
  max-width: 22ch;
}

.page-news .news-pinned__text {
  margin-top: 16px;
  max-width: 62ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: rgba(247, 241, 230, 0.86);
}

.page-news .news-pinned__points {
  display: grid;
  gap: 14px;
  margin: 28px 0 32px;
  max-width: 64ch;
}

.page-news .news-pinned__points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(247, 241, 230, 0.84);
}

.page-news .news-pinned__points li > span {
  padding-top: 4px;
  border-top: 1px solid rgba(201, 162, 39, 0.55);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
}

/* ---------- 分类 ---------- */
.page-news .news-cats {
  padding: clamp(46px, 7vw, 88px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-cats__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .news-cats__head h2 {
  margin: 10px 0 14px;
  font-size: clamp(26px, 3.6vw, 40px);
}

.page-news .news-cats__intro {
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-cats__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-news .news-cats__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.page-news .news-cat {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 12px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-cat:hover {
  border-color: var(--orange);
  background: #FFFDF8;
}

.page-news .news-cat:focus-visible {
  outline: 2px solid var(--cobalt);
  outline-offset: 3px;
}

.page-news .news-cat__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
}

.page-news .news-cat__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--deep);
}

.page-news .news-cat__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cobalt);
}

.page-news .news-cat__text {
  grid-column: 2 / -1;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 时间线 ---------- */
.page-news .news-timeline {
  padding: clamp(42px, 6vw, 80px) 0 clamp(46px, 7vw, 92px);
}

.page-news .news-timeline__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-news .news-timeline__main {
  min-width: 0;
}

.page-news .news-timeline__main > h2 {
  margin: 10px 0 14px;
  font-size: clamp(26px, 3.6vw, 42px);
}

.page-news .news-timeline__intro {
  max-width: 60ch;
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-timeline__figure {
  margin: clamp(24px, 4vw, 36px) 0 clamp(28px, 4vw, 44px);
}

.page-news .news-group {
  position: relative;
  padding-left: 22px;
  margin-bottom: clamp(30px, 5vw, 50px);
  scroll-margin-top: 118px;
}

.page-news .news-group::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--orange) 0%, var(--line) 58%, transparent 100%);
}

.page-news .news-group__head {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-news .news-group__head::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 0.5em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px var(--cream);
}

.page-news .news-group__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 24px);
  color: var(--deep);
}

.page-news .news-group__count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--deep-2);
}

.page-news .news-group__list {
  display: grid;
  gap: 14px;
}

.page-news .news-item {
  position: relative;
  scroll-margin-top: 120px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px 16px 16px 4px;
  padding: 18px 18px 18px 20px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 3px;
  background: var(--line);
  transition: background var(--dur) var(--ease);
}

.page-news .news-item:target {
  border-color: var(--peach);
  background: #FFFDF8;
}

.page-news .news-item:target::before {
  background: var(--orange);
}

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

.page-news .news-item__time {
  font-size: 13px;
  color: var(--muted);
}

.page-news .news-item__code {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cobalt);
}

.page-news .news-item__title {
  margin-bottom: 10px;
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.45;
}

.page-news .news-item__text {
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-news .news-item__more {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.page-news .news-item__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange-text);
}

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

.page-news .news-item__more summary::before {
  content: "+ ";
}

.page-news .news-item__more[open] summary::before {
  content: "− ";
}

.page-news .news-item__more summary:focus-visible {
  outline: 2px solid var(--cobalt);
  outline-offset: 3px;
}

.page-news .news-item__detail {
  padding-top: 10px;
}

.page-news .news-item__detail p {
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 季度刻度 ---------- */
.page-news .news-rail {
  border-top: 3px solid var(--orange);
  padding-top: 16px;
}

.page-news .news-rail__list {
  display: grid;
  gap: 2px;
  margin-top: 12px;
}

.page-news .news-rail__link {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px 8px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  font-size: 15px;
  color: var(--deep);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-rail__link:hover {
  background: var(--paper);
  color: var(--orange-text);
}

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

.page-news .news-rail__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .news-rail__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--deep-2);
}

.page-news .news-rail__note {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 版本记录动态 ---------- */
.page-news .news-versions {
  padding: clamp(44px, 7vw, 88px) 0;
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-versions__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-news .news-versions__copy h2 {
  margin: 10px 0 16px;
  font-size: clamp(26px, 3.4vw, 40px);
}

.page-news .news-versions__text {
  max-width: 56ch;
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-versions__points {
  display: grid;
  gap: 12px;
  margin: 22px 0 26px;
}

.page-news .news-versions__points li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
}

.page-news .news-versions__key {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.2vw, 23px);
  font-weight: 600;
  color: var(--orange-text);
}

/* ---------- 回溯方法 ---------- */
.page-news .news-backtrack {
  padding: clamp(46px, 7vw, 88px) 0;
}

.page-news .news-backtrack__head {
  max-width: 58ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .news-backtrack__head h2 {
  margin-top: 10px;
  font-size: clamp(26px, 3.4vw, 40px);
}

.page-news .news-backtrack__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-news .news-steps {
  display: grid;
}

.page-news .news-steps__item {
  position: relative;
  padding: 20px 0 20px 56px;
  border-top: 1px solid var(--line);
}

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

.page-news .news-steps__num {
  position: absolute;
  left: 0;
  top: 20px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange-text);
}

.page-news .news-steps__item h3 {
  margin-bottom: 8px;
  font-size: clamp(18px, 2vw, 22px);
}

.page-news .news-steps__item p {
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 7vw, 84px) 0;
  background: var(--deep);
  color: var(--cream);
}

.page-news .news-rhythm::after {
  content: "";
  position: absolute;
  right: -130px;
  top: -130px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 90, 31, 0.28), transparent 68%);
  pointer-events: none;
}

.page-news .news-rhythm h2 {
  position: relative;
  z-index: 1;
  margin: 10px 0 clamp(24px, 4vw, 36px);
  color: var(--cream);
  font-size: clamp(26px, 3.6vw, 42px);
}

.page-news .news-rhythm__list {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-rhythm__item {
  padding: 20px 20px 22px;
  border: 1px solid rgba(201, 162, 39, 0.34);
  border-radius: 16px;
  background: rgba(247, 241, 230, 0.06);
}

.page-news .news-rhythm__when {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-news .news-rhythm__what {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 241, 230, 0.84);
}

.page-news .news-rhythm__what a {
  color: var(--peach);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-rhythm__what a:hover {
  color: var(--cream);
}

/* ---------- 纠错与联系 ---------- */
.page-news .news-help {
  padding: clamp(46px, 7vw, 88px) 0 0;
}

.page-news .news-help__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 3px solid var(--orange);
}

.page-news .news-help__copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 3.2vw, 36px);
}

.page-news .news-help__copy p {
  max-width: 58ch;
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-news .news-help__contact {
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.page-news .news-help__contact li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

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

.page-news .news-help__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-help__value {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--deep);
  word-break: break-word;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-news .news-rhythm__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-news .news-lead__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-news .news-cats__body {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-versions__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-news .news-backtrack__body {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }

  .page-news .news-help__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-news .news-timeline__inner {
    grid-template-columns: minmax(0, 1fr) var(--news-rail);
  }

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

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