.page-news {
  --news-side: 176px;
  --news-rule: 1px solid var(--grid-line);
}

.page-news section[id],
.page-news .entry {
  scroll-margin-top: 120px;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(32px, 5vw, 56px);
  background:
    linear-gradient(180deg, rgba(22, 34, 74, 0.05), rgba(22, 34, 74, 0) 58%),
    var(--cream);
  border-bottom: var(--news-rule);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid-faint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-faint) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  opacity: 0.75;
}

.page-news .news-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__kicker {
  margin: 14px 0 0;
  color: var(--indigo-mid);
}

.page-news .news-hero__title {
  margin: 12px 0 0;
  max-width: 880px;
  color: var(--indigo);
  text-wrap: balance;
}

.page-news .news-hero__lede {
  margin: 20px 0 0;
  max-width: 62ch;
  color: var(--ink-soft);
}

.page-news .news-stats {
  list-style: none;
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr;
  background: var(--grid-line);
  border: var(--news-rule);
}

@media (min-width: 680px) {
  .page-news .news-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .news-stats > .stat {
  background: var(--paper);
  padding: 18px 20px;
  border: 0;
}

.page-news .news-stats .stat__num {
  display: block;
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.15;
  color: var(--indigo);
  letter-spacing: -0.01em;
}

.page-news .news-stats .stat__label {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--ink-soft);
}

.page-news .news-hero__figure {
  margin: clamp(26px, 4vw, 40px) 0 0;
}

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

/* 近期更新缩略轴 */
.page-news .axis {
  display: flex;
  margin: 18px 0 0;
  padding: 0;
  overflow-x: auto;
  border-top: var(--news-rule);
  border-bottom: var(--news-rule);
  background: rgba(251, 248, 242, 0.72);
  scrollbar-width: thin;
}

.page-news .axis__node {
  flex: 0 0 auto;
  min-width: 128px;
  padding: 14px 18px;
  border-right: var(--news-rule);
  box-shadow: inset 3px 0 0 var(--amber-soft);
  text-decoration: none;
  color: var(--ink);
  transition: background-color 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-news .axis__node:last-child {
  border-right: 0;
}

.page-news .axis__node:hover {
  background: var(--paper);
  box-shadow: inset 3px 0 0 var(--amber);
}

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

.page-news .axis__when {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--indigo);
}

.page-news .axis__kind {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* ---------- 章节通用 ---------- */

.page-news .news-sec-head {
  max-width: 760px;
  margin: 0 0 clamp(24px, 4vw, 40px);
}

.page-news .news-sec-head .meta {
  color: var(--indigo-mid);
}

.page-news .news-sec-head__lede {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 更新节奏 ---------- */

.page-news .news-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

@media (min-width: 900px) {
  .page-news .news-cadence__grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

.page-news .news-cadence__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid-line);
  border: var(--news-rule);
}

.page-news .news-cadence__tags > li {
  background: var(--paper);
  padding: 20px 22px;
  display: grid;
  gap: 10px;
  justify-items: start;
}

.page-news .news-cadence__tags p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-news .tag--indigo {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--indigo-mid);
  background: var(--indigo);
  color: var(--cream);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  line-height: 1.45;
}

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

/* ---------- 筛选条 ---------- */

.page-news .news-filter {
  border-top: var(--news-rule);
}

.page-news .news-filter__row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  align-items: center;
  justify-content: space-between;
}

.page-news .news-filter__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .news-filter__group .meta {
  margin-right: 4px;
  color: var(--ink-soft);
}

.page-news .chip {
  display: inline-block;
  padding: 7px 14px;
  background: var(--paper);
  border: 1px solid var(--grid-line);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-news .chip:hover {
  border-color: var(--amber);
  color: var(--indigo);
}

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

.page-news .chip:target {
  background: var(--indigo);
  border-color: var(--indigo);
  color: var(--cream);
}

/* 类型筛选 */
.page-news:has(#f-version:target) .entry:not([data-kind="version"]),
.page-news:has(#f-column:target) .entry:not([data-kind="column"]),
.page-news:has(#f-city:target) .entry:not([data-kind="city"]) {
  display: none;
}

/* ---------- 条目列表 ---------- */

.page-news .entries {
  position: relative;
  border-top: var(--news-rule);
}

.page-news .entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 22px 0;
  border-bottom: var(--news-rule);
  transition: background-color 180ms var(--ease);
}

@media (min-width: 760px) {
  .page-news .entry {
    grid-template-columns: var(--news-side) minmax(0, 1fr);
    gap: 28px;
    padding: 24px 8px;
  }
}

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

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

.page-news .entry__side {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

@media (min-width: 760px) {
  .page-news .entry__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

.page-news .entry__when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

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

.page-news .entry__title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .entry__sum {
  margin: 9px 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
}

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

/* 时间轴视图 */
.page-news:has(#view-timeline:target) .entries::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--grid-line);
}

.page-news:has(#view-timeline:target) .entry {
  position: relative;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 18px 0 18px 28px;
  border-bottom: 1px dashed var(--grid-line);
}

.page-news:has(#view-timeline:target) .entry::after {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 9px;
  height: 9px;
  background: var(--amber);
}

.page-news:has(#view-timeline:target) .entry[data-kind="column"]::after {
  background: var(--indigo-mid);
}

.page-news:has(#view-timeline:target) .entry[data-kind="city"]::after {
  background: var(--celadon);
}

.page-news:has(#view-timeline:target) .entry:hover,
.page-news:has(#view-timeline:target) .entry:focus-visible {
  background: transparent;
}

.page-news:has(#view-timeline:target) .entry__side {
  flex-direction: row;
  align-items: center;
  gap: 12px;
}

@media (min-width: 760px) {
  .page-news:has(#view-timeline:target) .entry {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
    padding: 18px 0 18px 28px;
  }

  .page-news:has(#view-timeline:target) .entry__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

/* ---------- 版本对应 ---------- */

.page-news .news-mapping__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

@media (min-width: 900px) {
  .page-news .news-mapping__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 44px;
  }
}

.page-news .news-marks {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--grid-line);
  border: var(--news-rule);
}

.page-news .news-mark {
  background: var(--paper);
  padding: 20px 22px;
}

.page-news .news-mark dt {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.page-news .news-mark dd {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-news .mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cream);
}

.page-news .mark--a {
  background: var(--indigo);
}

.page-news .mark--b {
  background: var(--amber);
  color: var(--indigo-deep);
}

.page-news .mark--c {
  background: var(--celadon);
}

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

/* ---------- 回溯 ---------- */

.page-news .news-archive__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

@media (min-width: 900px) {
  .page-news .news-archive__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 44px;
  }
}

.page-news .news-ways {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-news .news-ways > li {
  border-top: var(--news-rule);
  padding-top: 16px;
}

.page-news .news-ways h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.page-news .news-ways p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

/* ---------- 收束 ---------- */

.page-news .news-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 900px) {
  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 48px;
  }
}

.page-news .news-cta__kicker {
  margin: 0;
  color: var(--amber-soft);
}

.page-news .news-cta .section-title {
  margin: 12px 0 0;
  color: var(--cream);
}

.page-news .news-cta__text p {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(245, 240, 230, 0.78);
}

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

.page-news .news-cta .btn--primary {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--indigo-deep);
}

.page-news .news-cta .btn--primary:hover {
  background: var(--amber-soft);
  border-color: var(--amber-soft);
}

.page-news .news-cta .btn--outline {
  border-color: var(--line-cream-strong);
  color: var(--cream);
}

.page-news .news-cta .btn--outline:hover {
  border-color: var(--amber);
  color: var(--amber-soft);
}