/* ===== 资讯中心 · 页面专属样式 ===== */
.page-news {
  --news-time-col: 150px;
  --news-rule: rgba(79, 227, 193, 0.16);
  background: var(--ink);
  color: var(--warm);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏刊头 ---------- */
.page-news .news-head {
  padding-top: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(32px, 5vw, 60px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-head .breadcrumbs {
  margin-bottom: clamp(30px, 5vw, 64px);
  font-size: 13px;
  color: var(--cool);
}

.page-news .news-head .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.24s var(--ease);
}

.page-news .news-head .breadcrumbs a:hover,
.page-news .news-head .breadcrumbs a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-news .news-head__grid {
  display: grid;
  gap: 32px;
}

.page-news .news-head__main .eyebrow {
  margin-bottom: 14px;
}

.page-news .news-head__main h1 {
  margin: 0 0 20px;
}

.page-news .news-head__meta {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-news .meta-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .meta-row dt {
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--cool);
}

.page-news .meta-row dd {
  margin: 0;
  font-size: 14px;
  color: var(--cyan);
}

@media (min-width: 900px) {
  .page-news .news-head__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 6vw, 88px);
    align-items: end;
  }
}

/* ---------- 栏目分类带 ---------- */
.page-news .topic-band {
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
}

.page-news .topic-band__inner {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 16px 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.page-news .topic-band__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--cool);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.24s var(--ease), background-color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-news .topic-band__link:hover,
.page-news .topic-band__link:focus-visible,
.page-news .topic-band__link.is-active {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 通用章节标题 ---------- */
.page-news .news-block {
  padding-top: clamp(56px, 8vw, 100px);
}

.page-news .news-block__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding-bottom: clamp(26px, 4vw, 42px);
  margin-bottom: clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-block__head .chapter-num {
  font-size: 28px;
  line-height: 1;
  color: var(--cyan);
  opacity: 0.6;
}

.page-news .news-block__head .eyebrow {
  margin-bottom: 10px;
}

/* ---------- 轮次速递 ---------- */
.page-news .lead-story {
  display: grid;
  gap: 28px;
}

.page-news .lead-story__body .tag {
  display: inline-block;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border: 1px solid var(--cyan);
  border-radius: 2px;
  color: var(--cyan);
  background: transparent;
}

.page-news .lead-story__body h3 {
  margin: 0 0 18px;
}

.page-news .lead-story__text {
  margin: 0 0 24px;
  max-width: 62ch;
  color: var(--cool);
  font-size: 16px;
  line-height: 1.75;
}

.page-news .lead-story__points {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .lead-story__points li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--warm);
}

.page-news .lead-story__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 23px;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

.page-news .lead-story__media {
  margin: 0;
}

.page-news .lead-story__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

@media (min-width: 880px) {
  .page-news .lead-story {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }
}

/* 头条下三条摘要 */
.page-news .digest-list {
  list-style: none;
  margin: clamp(36px, 5vw, 58px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .digest-item {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .digest-item__round {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .digest-item__body h3 {
  margin: 0 0 6px;
}

.page-news .digest-item__body p {
  margin: 0;
  max-width: 60ch;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .digest-item__time {
  margin: 0;
  font-size: 12px;
  color: var(--cool);
  letter-spacing: 0.04em;
}

@media (min-width: 820px) {
  .page-news .digest-item {
    grid-template-columns: 110px minmax(0, 1fr) 130px;
    gap: 28px;
    align-items: baseline;
  }

  .page-news .digest-item__time {
    text-align: right;
  }
}

/* ---------- 栏目索引 ---------- */
.page-news .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .index-row {
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.24s var(--ease);
}

.page-news .index-row:hover {
  background: linear-gradient(90deg, rgba(79, 227, 193, 0.07), rgba(79, 227, 193, 0) 70%);
}

.page-news .index-row__no {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  opacity: 0.7;
}

.page-news .index-row--key .index-row__no {
  color: var(--orange);
  opacity: 1;
}

.page-news .index-row__cat {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--cool);
  white-space: nowrap;
}

.page-news .index-row--key .index-row__cat {
  border-color: rgba(255, 122, 47, 0.55);
  color: var(--orange-soft);
}

.page-news .index-row__body h3 {
  margin: 0 0 6px;
}

.page-news .index-row__body p {
  margin: 0;
  max-width: 62ch;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .index-row__meta {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cool);
}

@media (min-width: 900px) {
  .page-news .index-row {
    grid-template-columns: 52px 100px minmax(0, 1fr) var(--news-time-col);
    gap: 28px;
    align-items: start;
    padding: 24px 0;
  }

  .page-news .index-row__no,
  .page-news .index-row__meta {
    padding-top: 3px;
  }

  .page-news .index-row__meta {
    text-align: right;
  }
}

.page-news .index-figure {
  padding: 10px 0 26px;
  border-bottom: 1px solid var(--line);
}

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

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

/* ---------- 专题聚合 ---------- */
.page-news .topics-banner {
  margin: 0 0 clamp(40px, 6vw, 68px);
}

.page-news .topics-banner img,
.page-news .topics-obs img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .topic-tracks {
  display: grid;
  gap: clamp(40px, 6vw, 72px);
}

.page-news .track h3 {
  margin: 0 0 10px;
}

.page-news .track__intro {
  margin: 0 0 28px;
  max-width: 44ch;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .track__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  border-left: 1px solid var(--line);
}

.page-news .track__item {
  position: relative;
  padding: 0 0 30px;
}

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

.page-news .track__item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(79, 227, 193, 0.13);
}

.page-news .track__time {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .track__item h4 {
  margin: 0 0 6px;
}

.page-news .track__item p:not(.track__time) {
  margin: 0;
  max-width: 48ch;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .topics-obs {
  margin: clamp(48px, 6vw, 76px) 0 0;
}

@media (min-width: 880px) {
  .page-news .topic-tracks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(48px, 6vw, 88px);
  }
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm-grid {
  display: grid;
  gap: 36px;
}

.page-news .rhythm-list {
  margin: 30px 0 0;
  border-top: 1px solid var(--line);
}

.page-news .rhythm-row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .rhythm-row dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-news .rhythm-row dd {
  margin: 0;
  max-width: 54ch;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .rhythm-side {
  padding: clamp(24px, 4vw, 34px);
}

.page-news .rhythm-side h3 {
  margin: 0 0 10px;
}

.page-news .rhythm-side h3:not(:first-child) {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-news .rhythm-side h3 + p {
  margin: 0;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .rhythm-side__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

@media (min-width: 700px) {
  .page-news .rhythm-row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 26px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-news .rhythm-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 6vw, 80px);
    align-items: start;
  }
}

/* ---------- 窄屏收尾 ---------- */
@media (max-width: 420px) {
  .page-news .news-block__head {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .page-news .news-block__head .chapter-num {
    font-size: 20px;
  }

  .page-news .track__list {
    padding-left: 20px;
  }

  .page-news .track__item::before {
    left: -25px;
  }
}