.page-news {
  --news-ink-soft: #4A5A64;
  --news-paper-line: rgba(7, 21, 35, 0.14);
}

/* 首屏 */
.page-news .news-hero {
  position: relative;
  border-bottom: 1px solid var(--line);
  padding-top: clamp(26px, 5vw, 52px);
  padding-bottom: clamp(24px, 4vw, 42px);
  background:
    radial-gradient(1100px 360px at 84% -30%, rgba(53, 242, 208, 0.10), transparent 70%),
    radial-gradient(720px 300px at 6% 130%, rgba(255, 122, 61, 0.08), transparent 72%);
}

.page-news .news-hero h1 {
  font-size: clamp(28px, 6vw, 56px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 14px 0 18px;
  max-width: 17em;
}

.page-news .news-hero__lead {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.78;
  color: var(--text-dim);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-news .news-hero__stats li {
  flex: 1 1 190px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: var(--ink-0);
  min-width: 0;
}

.page-news .news-hero__stats .num {
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1.2;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

.page-news .news-hero__stats li > span:last-child {
  font-size: 12px;
  line-height: 1.55;
  color: var(--stone);
}

/* 栏目快捷条 */
.page-news .news-filter {
  background: var(--ink-1);
  border-bottom: 1px solid var(--line);
}

.page-news .news-filter__inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.page-news .news-filter__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
  white-space: nowrap;
}

.page-news .news-filter__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.page-news .news-filter__tabs::-webkit-scrollbar {
  display: none;
}

.page-news .news-tab {
  flex: 0 0 auto;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-tab:hover,
.page-news .news-tab:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(53, 242, 208, 0.08);
  outline: none;
}

.page-news .news-filter__stamp {
  display: none;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

/* 主体两栏 */
.page-news .news-layout {
  display: grid;
  gap: 28px;
  padding-top: clamp(26px, 4vw, 46px);
  padding-bottom: clamp(34px, 5vw, 60px);
  min-width: 0;
}

/* 侧栏 */
.page-news .news-rail__inner {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  min-width: 0;
}

.page-news .news-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-news .news-rail__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .news-rail__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-rail__list a:hover,
.page-news .news-rail__list a:focus-visible {
  color: var(--paper);
  border-left-color: var(--orange);
  background: var(--ink-1);
  outline: none;
}

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

.page-news .news-rail__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.page-news .news-rail__figure {
  margin: 0 0 12px;
  border: 1px solid var(--line);
  overflow: hidden;
}

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

.page-news .news-rail__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.75;
  color: var(--stone);
}

/* 内容流 */
.page-news .news-stream {
  display: grid;
  gap: clamp(34px, 5vw, 58px);
  min-width: 0;
}

.page-news .news-block {
  scroll-margin-top: 104px;
  min-width: 0;
}

.page-news .news-block__head {
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-bottom: 18px;
}

.page-news .news-block__head h2 {
  margin: 10px 0 8px;
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--paper);
}

.page-news .news-block__head p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .news-block__figure {
  margin: 0 0 20px;
  border: 1px solid var(--line);
  overflow: hidden;
}

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

/* 笔记卡片 */
.page-news .news-cards {
  display: grid;
  gap: 12px;
}

.page-news .news-card {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  padding: 16px;
  min-width: 0;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-card:hover {
  border-left-color: var(--cyan);
  background: var(--ink-2);
}

.page-news .news-block__head + .news-cards .news-card:nth-child(2n) {
  border-left-color: var(--line);
}

.page-news .news-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-news .news-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

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

.page-news .news-card details {
  margin-top: 12px;
  border-top: 1px solid var(--line-soft);
  padding-top: 10px;
}

.page-news .news-card summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

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

.page-news .news-card summary::after {
  content: "+";
  font-size: 13px;
  line-height: 1;
}

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

.page-news .news-card summary:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .news-card details p {
  margin-top: 10px;
  font-size: 13px;
}

/* 同步流程时间轴 */
.page-news .sync-line {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .sync-step {
  position: relative;
  padding-left: 26px;
  min-width: 0;
}

.page-news .sync-step::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: -16px;
  width: 1px;
  background: var(--line);
}

.page-news .sync-step:last-child::before {
  display: none;
}

.page-news .sync-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink-0);
  border: 2px solid var(--moss);
}

.page-news .sync-step:last-child::after {
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 61, 0.14);
}

.page-news .sync-step h3 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

.page-news .sync-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* 编辑手记 · 浅色纸面 */
.page-news .news-block--paper {
  background: var(--paper);
  border-radius: var(--radius);
  padding: clamp(20px, 3.4vw, 34px);
}

.page-news .news-block--paper .news-block__head {
  border-top: 0;
  padding-top: 0;
}

.page-news .news-block--paper .news-block__head h2 {
  color: var(--ink-0);
}

.page-news .news-block--paper .news-block__head p {
  color: var(--news-ink-soft);
}

.page-news .tips-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .tips-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  background: rgba(7, 21, 35, 0.045);
  border-left: 3px solid var(--clay);
  min-width: 0;
}

.page-news .tips-step__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--clay);
}

.page-news .tips-step h3 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-0);
}

.page-news .tips-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--news-ink-soft);
}

.page-news .news-block__tail {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--news-paper-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--news-ink-soft);
}

.page-news .news-block--paper a {
  color: var(--ink-0);
  text-decoration: underline;
  text-decoration-color: var(--clay);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-news .news-block--paper a:hover {
  text-decoration-color: var(--orange);
}

/* 接着看 */
.page-news .news-next {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 34, 56, 0.6), transparent 70%);
}

.page-news .news-next__grid {
  margin-top: 16px;
}

.page-news .news-next__card {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 18px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-next__card:hover,
.page-news .news-next__card:focus-visible {
  border-color: var(--orange);
  outline: none;
  transform: translateY(-2px);
}

.page-news .news-next__card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-news .news-next__card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-news .news-next__more {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-news .news-next__back {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.page-news .news-next__back a {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}

.page-news .news-next__back a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* 断点 */
@media (min-width: 760px) {
  .page-news .news-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-card--wide {
    grid-column: 1 / -1;
  }

  .page-news .news-filter__stamp {
    display: block;
  }

  .page-news .sync-line {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .sync-step {
    padding-left: 0;
    padding-top: 20px;
  }

  .page-news .sync-step::before {
    left: 0;
    top: 5px;
    bottom: auto;
    width: calc(100% + 24px);
    height: 1px;
  }

  .page-news .sync-step::after {
    left: 0;
    top: 0;
  }
}

@media (min-width: 980px) {
  .page-news .news-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-news .news-rail__inner {
    position: sticky;
    top: 108px;
  }

  .page-news .news-cards {
    gap: 14px;
  }

  .page-news .news-card {
    padding: 20px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-tab,
  .page-news .news-rail__list a,
  .page-news .news-card,
  .page-news .news-next__card {
    transition: none;
  }

  .page-news .news-next__card:hover,
  .page-news .news-next__card:focus-visible {
    transform: none;
  }
}
<<<END>>>