.page-news {
  --news-cut: 2px 18px 2px 18px;
  --news-cut-sm: 2px 12px 2px 12px;
  background: var(--cream);
  color: var(--ink);
  overflow-x: hidden;
}

.page-news p {
  margin: 0;
}

.page-news .breadcrumb {
  padding-top: clamp(14px, 2.5vw, 24px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mauve);
}

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

.page-news .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

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

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

.page-news .breadcrumb [aria-current="page"] {
  color: var(--magenta);
}

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(255, 249, 240, .92);
}

/* ---------- 首屏档案头 ---------- */

.page-news .news-masthead-block {
  border-bottom: 1px solid var(--line);
}

.page-news .news-masthead {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(18px, 3.5vw, 34px) 0 clamp(28px, 4.5vw, 52px);
}

.page-news .news-masthead h1 {
  margin: 10px 0 0;
  font-size: clamp(2.5rem, 8vw, 4.25rem);
  line-height: .94;
  font-weight: 900;
  letter-spacing: -.03em;
}

.page-news .news-masthead h1::after {
  content: "";
  display: block;
  width: 76px;
  height: 8px;
  margin-top: 16px;
  background: var(--magenta);
}

.page-news .news-masthead__lede {
  max-width: 60ch;
  margin-top: 20px;
  font-size: clamp(1rem, 1.7vw, 1.0625rem);
  line-height: 1.78;
  color: rgba(27, 20, 22, .84);
}

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

.page-news .news-board {
  background: var(--indigo);
  color: var(--warm-white);
  padding: 22px 22px 26px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-news .news-board__title {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-news .news-board__list {
  display: grid;
  gap: 12px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-board__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 249, 240, .16);
}

.page-news .news-board__num {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
}

.page-news .news-board__label {
  font-size: .8125rem;
  line-height: 1.5;
  color: var(--on-dark-soft);
}

.page-news .news-board__note {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 249, 240, .16);
  font-size: .75rem;
  line-height: 1.65;
  color: var(--on-dark-soft);
}

/* ---------- 章节头 ---------- */

.page-news .news-chapter {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-news .news-chapter__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--magenta);
}

.page-news .news-chapter h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3.6vw, 2.15rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.01em;
}

.page-news .news-chapter__hint {
  flex: 1 1 220px;
  font-size: .875rem;
  line-height: 1.6;
  color: var(--mauve);
}

.page-news .news-chapter--dark .news-chapter__no {
  color: var(--gold);
}

.page-news .news-chapter--dark h2 {
  color: var(--warm-white);
}

.page-news .news-chapter--dark .news-chapter__hint {
  color: var(--on-dark-soft);
}

/* ---------- 头条区 ---------- */

.page-news .news-lead-block {
  padding: clamp(30px, 4.5vw, 58px) 0;
}

.page-news .news-lead__grid {
  display: grid;
  gap: 18px;
}

.page-news .lead-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: clamp(340px, 46vw, 460px);
  background: var(--ink);
  color: var(--warm-white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-news .lead-card__media {
  position: absolute;
  inset: 0;
}

.page-news .lead-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1);
  transition: transform .35s ease;
}

.page-news .lead-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(158deg, rgba(230, 0, 122, .5), rgba(17, 28, 58, .92) 68%);
}

.page-news .lead-card:hover .lead-card__media img {
  transform: scale(1.03);
}

.page-news .lead-card__body {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  max-width: 56ch;
  padding: clamp(20px, 3vw, 34px);
}

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

.page-news .lead-card__no {
  font-size: .75rem;
  color: rgba(255, 249, 240, .72);
}

.page-news .lead-card h3 {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -.01em;
}

.page-news .lead-card p {
  font-size: .9rem;
  line-height: 1.72;
  color: var(--on-dark);
}

.page-news .lead-card .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-news .lead-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-news .pick-card {
  display: grid;
  gap: 10px;
  padding: 18px;
  background: var(--warm-white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--magenta);
  clip-path: var(--news-cut);
  transition: transform .2s ease, box-shadow .2s ease;
}

.page-news .pick-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.page-news .pick-card--plain {
  border-top-color: var(--gold);
}

.page-news .pick-card__media img {
  display: block;
  width: 100%;
  height: 148px;
  object-fit: cover;
}

.page-news .pick-card__body {
  display: grid;
  gap: 8px;
}

.page-news .pick-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  color: var(--mauve);
}

.page-news .pick-card h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 800;
  line-height: 1.38;
}

.page-news .pick-card p {
  font-size: .8125rem;
  line-height: 1.68;
  color: var(--mauve);
}

.page-news .pick-card__link {
  justify-self: start;
  font-size: .8125rem;
  font-weight: 700;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 107, 255, .35);
}

.page-news .pick-card__link:hover {
  color: var(--magenta);
  border-bottom-color: var(--magenta);
}

/* ---------- 分类色带 ---------- */

.page-news .news-channels-block {
  padding: 0 0 clamp(30px, 4.5vw, 56px);
}

.page-news .news-channels__grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-news .channel-card {
  --ch: var(--magenta);
  display: grid;
  gap: 8px;
  padding: 18px 18px 20px;
  background: var(--warm-white);
  border-top: 8px solid var(--ch);
  text-decoration: none;
  color: var(--ink);
  transition: transform .18s ease, box-shadow .18s ease;
}

.page-news .channel-card--blue { --ch: var(--blue); }
.page-news .channel-card--magenta { --ch: var(--magenta); }
.page-news .channel-card--gold { --ch: var(--gold); }
.page-news .channel-card--teal { --ch: var(--teal); }

.page-news .channel-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.page-news .channel-card__no {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ch);
}

.page-news .channel-card h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 800;
}

.page-news .channel-card p {
  font-size: .8125rem;
  line-height: 1.68;
  color: var(--mauve);
}

.page-news .channel-card__count {
  font-size: .75rem;
  color: var(--ink);
  opacity: .62;
}

/* ---------- 更新流 ---------- */

.page-news .news-feed {
  padding: clamp(30px, 4.5vw, 58px) 0;
  background: linear-gradient(180deg, rgba(255, 249, 240, .72), rgba(247, 240, 227, 0) 42%);
}

.page-news .news-feed [id],
.page-news .feed-group {
  scroll-margin-top: 96px;
}

.page-news .feed-group {
  --ch: var(--blue);
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-news .feed-group--blue { --ch: var(--blue); }
.page-news .feed-group--magenta { --ch: var(--magenta); }
.page-news .feed-group--gold { --ch: var(--gold); }
.page-news .feed-group--teal { --ch: var(--teal); }

.page-news .feed-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding-bottom: 10px;
  border-bottom: 8px solid var(--ch);
}

.page-news .feed-group__index {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ch);
}

.page-news .feed-group__title {
  margin: 0;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-news .feed-group__meta {
  margin-left: auto;
  font-size: .75rem;
  color: var(--mauve);
}

.page-news .feed-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .feed-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .feed-no {
  padding-top: 3px;
  font-size: .8125rem;
  color: var(--ch);
}

.page-news .feed-body {
  max-width: 80ch;
}

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

.page-news .feed-time {
  font-size: .75rem;
  color: var(--mauve);
}

.page-news .feed-title {
  margin: 6px 0 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
  transition: color .18s ease;
}

.page-news .feed-item:hover .feed-title,
.page-news .feed-item:focus-within .feed-title {
  color: var(--magenta);
}

.page-news .feed-more {
  margin-top: 8px;
}

.page-news .feed-more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--blue);
}

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

.page-news .feed-more summary::before {
  content: "+";
  display: inline-block;
  width: 14px;
  text-align: center;
  color: var(--magenta);
}

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

.page-news .feed-more summary:hover {
  color: var(--magenta);
}

.page-news .feed-more p {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 3px solid var(--line-strong);
  font-size: .875rem;
  line-height: 1.76;
  color: rgba(27, 20, 22, .8);
}

/* ---------- 专题研究板 ---------- */

.page-news .news-boards {
  padding: clamp(34px, 5vw, 64px) 0;
  background: var(--indigo);
  color: var(--warm-white);
}

.page-news .boards-layout {
  display: grid;
  gap: 22px;
}

.page-news .boards-figure {
  margin: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-news .boards-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-news .boards-figure figcaption {
  font-size: .75rem;
  line-height: 1.7;
  color: var(--on-dark-soft);
}

.page-news .boards-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-news .board-card {
  display: grid;
  gap: 8px;
  padding: 18px;
  background: rgba(255, 249, 240, .06);
  border: 1px solid rgba(255, 249, 240, .16);
  transition: background .2s ease, transform .2s ease;
}

.page-news .board-card:hover,
.page-news .board-card:focus-within {
  background: rgba(255, 249, 240, .13);
  transform: translateY(-3px);
}

.page-news .board-card__no {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--gold);
}

.page-news .board-card h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.42;
  color: var(--warm-white);
}

.page-news .board-card p {
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--on-dark-soft);
}

.page-news .board-card__facts {
  display: grid;
  gap: 6px;
  margin: 4px 0 0;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 249, 240, .16);
}

.page-news .board-card__facts div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: .75rem;
}

.page-news .board-card__facts dt {
  color: var(--gold);
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.page-news .board-card__facts dd {
  margin: 0;
  color: var(--on-dark);
}

.page-news .board-card a {
  justify-self: start;
  margin-top: 4px;
  font-size: .8125rem;
  font-weight: 700;
  color: var(--warm-white);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 164, 65, .55);
}

.page-news .board-card a:hover {
  color: var(--gold);
}

.page-news .boards-note {
  margin-top: 22px;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--on-dark-soft);
}

.page-news .boards-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 164, 65, .5);
}

.page-news .boards-note a:hover {
  color: var(--warm-white);
}

/* ---------- 检索与订阅 ---------- */

.page-news .news-desk {
  padding: clamp(34px, 5vw, 64px) 0 clamp(44px, 6vw, 80px);
  background: var(--warm-white);
}

.page-news .desk-grid {
  display: grid;
  gap: 22px;
}

.page-news .desk-list {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-news .desk-card {
  --ch: var(--blue);
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 18px;
  background: var(--cream);
  border-left: 6px solid var(--ch);
}

.page-news .desk-card--blue { --ch: var(--blue); }
.page-news .desk-card--gold { --ch: var(--gold); }
.page-news .desk-card--teal { --ch: var(--teal); }

.page-news .desk-card__no {
  font-size: .8125rem;
  font-weight: 700;
  color: var(--ch);
  padding-top: 2px;
}

.page-news .desk-card h3 {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 800;
}

.page-news .desk-card p {
  font-size: .8125rem;
  line-height: 1.72;
  color: rgba(27, 20, 22, .78);
}

.page-news .desk-aside {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 18px;
  background: var(--cream);
  border: 1px solid var(--line);
  clip-path: var(--news-cut);
}

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

.page-news .desk-aside h3 {
  margin: 4px 0 0;
  font-size: 1.0625rem;
  font-weight: 800;
}

.page-news .desk-aside p {
  font-size: .8125rem;
  line-height: 1.72;
  color: var(--mauve);
}

.page-news .desk-downloads {
  display: grid;
  gap: 14px;
  margin-top: 26px;
  padding: 22px;
  background: var(--ink);
  color: var(--warm-white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-news .desk-downloads__intro h3 {
  margin: 0 0 6px;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--warm-white);
}

.page-news .desk-downloads__intro p {
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--on-dark-soft);
}

.page-news .desk-downloads__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .desk-downloads__list li {
  padding: 6px 12px;
  font-size: .75rem;
  font-family: var(--font-mono);
  letter-spacing: .03em;
  color: var(--gold);
  border: 1px solid rgba(217, 164, 65, .45);
}

.page-news .desk-downloads .btn {
  justify-self: start;
}

.page-news .desk-note {
  margin-top: 18px;
  font-size: .8125rem;
  line-height: 1.72;
  color: var(--mauve);
}

.page-news .desk-note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 107, 255, .35);
}

.page-news .desk-note a:hover {
  color: var(--magenta);
  border-bottom-color: var(--magenta);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-news .news-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .boards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .desk-downloads {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-news .desk-downloads .btn {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead {
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, 1fr);
    align-items: start;
  }

  .page-news .news-lead__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .lead-side {
    grid-template-rows: auto 1fr;
  }

  .page-news .feed-item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 16px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-channels__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .boards-layout {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.5fr);
    align-items: start;
    gap: 28px;
  }

  .page-news .desk-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-news .desk-downloads .btn {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .lead-card__media img,
  .page-news .pick-card,
  .page-news .channel-card,
  .page-news .board-card {
    transition: none;
  }

  .page-news .lead-card:hover .lead-card__media img,
  .page-news .pick-card:hover,
  .page-news .channel-card:hover,
  .page-news .board-card:hover,
  .page-news .board-card:focus-within {
    transform: none;
  }
}