.page-news {
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 72px;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gray);
}

.page-news .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}

.page-news .breadcrumb a:hover {
  color: var(--lime);
}

.page-news .breadcrumb__sep {
  margin: 0 8px;
  color: var(--moss);
}

/* ---------- 首屏 ---------- */
.page-news .col-hero {
  display: grid;
  gap: 28px;
  padding: 26px 0 8px;
}

.page-news .col-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(27px, 6.4vw, 50px);
  line-height: 1.14;
  letter-spacing: -.005em;
  color: var(--paper);
  margin: 12px 0 16px;
  max-width: 22ch;
}

.page-news .col-hero__lede {
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--gray);
  margin: 0 0 22px;
  max-width: 34em;
}

.page-news .col-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .col-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 7px 13px;
  border: 1px solid var(--moss);
  background: var(--pine);
  font-size: 13px;
  color: var(--gray);
}

.page-news .col-hero__facts .mono {
  color: var(--lime);
  font-size: 15px;
  font-weight: 700;
}

.page-news .col-hero__fig {
  margin: 0;
}

.page-news .col-hero__fig .figure__frame {
  border: 2px solid var(--moss);
  background: var(--navy);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .col-hero__fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.7) contrast(1.08);
}

.page-news .col-hero__fig .figure__cap {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--gray);
}

@media (min-width: 880px) {
  .page-news .col-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 44px;
    padding: 42px 0 12px;
  }
  .page-news .col-hero__fig {
    max-width: 420px;
    justify-self: end;
  }
}

/* ---------- 本期重点长文 ---------- */
.page-news .col-lead {
  margin-top: 68px;
}

.page-news .lead-piece {
  display: grid;
  gap: 0;
  border: 2px solid var(--moss);
  background: var(--pine);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .lead-piece__body {
  padding: 24px 20px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-news .lead-piece__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .lead-piece__when {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-news .lead-piece__title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.6vw, 33px);
  line-height: 1.3;
  font-weight: 700;
  margin: 0;
  color: var(--paper);
}

.page-news .lead-piece__excerpt {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--gray);
}

.page-news .lead-piece__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lime);
  border-bottom: 1px solid var(--lime);
  padding-bottom: 3px;
}

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

.page-news .lead-piece__more summary::after {
  content: "+";
  font-size: 14px;
  line-height: 1;
}

.page-news .lead-piece__more[open] summary::after {
  content: "\2212";
}

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

.page-news .lead-piece__more p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--gray);
  max-width: 44em;
}

.page-news .lead-piece__byline {
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--moss);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  font-size: 13px;
}

.page-news .lead-piece__name {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-news .lead-piece__media {
  position: relative;
  margin: 0;
  min-height: 240px;
  background: var(--navy);
  overflow: hidden;
}

.page-news .lead-piece__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.65) contrast(1.08);
}

@media (min-width: 880px) {
  .page-news .lead-piece {
    grid-template-columns: minmax(0, 6fr) minmax(0, 7fr);
  }
  .page-news .lead-piece__body {
    padding: 34px 30px 32px;
  }
}

/* ---------- 分段切换与列表 ---------- */
.page-news .col-stream {
  margin-top: 74px;
}

.page-news .tabs {
  border-top: 2px solid var(--moss);
  padding-top: 4px;
}

.page-news .tabs__list {
  display: flex;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  border-bottom: 1px solid var(--moss);
}

.page-news .tabs__tab {
  position: relative;
  flex: 0 0 auto;
  appearance: none;
  background: transparent;
  border: 0;
  padding: 15px 18px 17px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gray);
  white-space: nowrap;
  cursor: pointer;
  transition: color .2s var(--ease);
}

.page-news .tabs__tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lime), var(--orange));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .24s var(--ease);
}

.page-news .tabs__tab[aria-selected="true"] {
  color: var(--paper);
}

.page-news .tabs__tab[aria-selected="true"]::after {
  transform: scaleX(1);
}

.page-news .tabs__tab:hover {
  color: var(--mist);
}

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

.page-news .tabs__panel {
  padding: 6px 0 0;
  outline: none;
}

.page-news .tabs__panel[hidden] {
  display: none;
}

.page-news .tabs__panel:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 6px;
}

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

.page-news .stream-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 20px 0 20px 14px;
  border-bottom: 1px solid var(--moss);
  border-left: 2px solid transparent;
  transition: border-left-color .18s var(--ease), background-color .18s var(--ease);
}

.page-news .stream-item:hover {
  border-left-color: var(--orange);
  background-color: rgba(255, 122, 43, .05);
}

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

.page-news .stream-item__time {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gray);
}

.page-news .stream-item__tag {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--lime);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  white-space: nowrap;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-news .stream-item:hover .stream-item__tag {
  border-color: var(--orange);
  color: var(--orange);
}

.page-news .stream-item__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.55;
  font-weight: 700;
  color: var(--paper);
}

.page-news .stream-item__sum {
  margin: 0 0 9px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--gray);
  max-width: 46em;
}

.page-news .stream-item__byline {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-news .stream-figure {
  margin: 28px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--moss);
}

.page-news .stream-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--moss);
  filter: saturate(.62) contrast(1.05);
}

.page-news .stream-figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--gray);
}

@media (min-width: 700px) {
  .page-news .stream-item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 26px;
    padding: 24px 0 24px 18px;
  }
  .page-news .stream-item__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .page-news .stream-item__time {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: .16em;
    min-height: 92px;
  }
}

/* ---------- 作者群像 ---------- */
.page-news .col-authors {
  margin-top: 78px;
}

.page-news .authors {
  display: grid;
  gap: 0;
  border: 2px solid var(--moss);
  background: var(--navy);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .authors__media {
  position: relative;
  margin: 0;
  min-height: 200px;
  background: var(--pine);
  overflow: hidden;
}

.page-news .authors__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(.35) saturate(.6) contrast(1.12);
}

.page-news .authors__body {
  padding: 26px 20px 30px;
}

.page-news .authors__lede {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--gray);
  max-width: 40em;
}

.page-news .author-cards {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .author-card {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border: 1px solid var(--moss);
  border-left: 3px solid var(--lime);
  background: var(--pine);
  transition: border-left-color .18s var(--ease), background-color .18s var(--ease);
}

.page-news .author-card:hover {
  border-left-color: var(--orange);
  background-color: rgba(183, 255, 60, .05);
}

.page-news .author-card__name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-news .author-card__role {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-news .author-card__cad {
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray);
}

@media (min-width: 620px) {
  .page-news .author-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-news .authors {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }
  .page-news .authors__body {
    padding: 34px 34px 36px;
  }
}

/* ---------- 投稿与纠错 ---------- */
.page-news .col-pitch {
  margin-top: 78px;
}

.page-news .pitch {
  display: grid;
  gap: 0;
  border: 2px solid var(--moss);
  background: var(--violet);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .pitch__main {
  padding: 28px 20px 30px;
}

.page-news .pitch__text {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(234, 242, 237, .82);
  max-width: 42em;
}

.page-news .pitch__actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .pitch__side {
  padding: 24px 20px 26px;
  border-top: 1px solid rgba(234, 242, 237, .16);
  background: rgba(6, 18, 14, .45);
}

.page-news .pitch__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-news .pitch__mail {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--lime);
  word-break: break-all;
}

.page-news .pitch__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--gray);
}

@media (min-width: 880px) {
  .page-news .pitch {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
  .page-news .pitch__main {
    padding: 36px 34px 38px;
  }
  .page-news .pitch__side {
    border-top: 0;
    border-left: 1px solid rgba(234, 242, 237, .16);
    padding: 36px 28px 38px;
  }
}

/* ---------- 相邻栏目 ---------- */
.page-news .col-next {
  margin-top: 58px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .col-next a {
  flex: 1 1 190px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 15px 16px;
  border: 1px solid var(--moss);
  background: var(--pine);
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  transition: background-color .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-news .col-next a::after {
  content: "\2192";
  color: var(--lime);
  transition: color .18s var(--ease);
}

.page-news .col-next a:hover {
  border-color: var(--lime);
  background: var(--moss);
  color: var(--paper);
}

.page-news .col-next a:hover::after {
  color: var(--orange);
}

.page-news .col-next a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .tabs__tab::after,
  .page-news .stream-item,
  .page-news .author-card,
  .page-news .col-next a {
    transition: none;
  }
  .page-news .tabs__tab::after {
    transform: scaleX(1);
    opacity: .25;
  }
  .page-news .tabs__tab[aria-selected="true"]::after {
    opacity: 1;
  }
}