.page-news {
  --news-rail: 236px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(22px, 4vw, 44px);
  padding-bottom: clamp(30px, 5vw, 64px);
}

.page-news .news-hero .display--xl {
  max-width: 16ch;
  margin: 14px 0 20px;
}

.page-news .news-hero__lede {
  max-width: 62ch;
}

.page-news .hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 28px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 22px;
  border-top: 1px solid var(--c-grid);
}

.page-news .hero-meta__item {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-news .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 40px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-red);
  letter-spacing: -0.02em;
}

.page-news .hero-meta__label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-slate);
}

@media (min-width: 780px) {
  .page-news .hero-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 本季专题 ---------- */
.page-news .news-feature {
  border-top: 1px solid var(--c-grid);
  background: linear-gradient(168deg, rgba(216, 6, 33, 0.055) 0%, rgba(27, 58, 92, 0.05) 42%, rgba(255, 255, 255, 0) 78%);
}

.page-news .feature-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

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

.page-news .feature-copy .display--l {
  margin: 10px 0 16px;
}

.page-news .feature-copy p {
  max-width: 56ch;
}

.page-news .feature-points {
  list-style: none;
  margin: 22px 0 26px;
  padding: 0;
  border-top: 1px solid var(--c-grid);
}

.page-news .feature-points li {
  position: relative;
  padding: 11px 0 11px 22px;
  border-bottom: 1px solid var(--c-grid);
  font-size: 15px;
  color: var(--c-ink);
}

.page-news .feature-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 10px;
  height: 2px;
  background: var(--c-red);
}

@media (min-width: 940px) {
  .page-news .feature-grid {
    grid-template-columns: 6.6fr 5.4fr;
    column-gap: clamp(40px, 5vw, 72px);
  }
}

/* ---------- 条目流 ---------- */
.page-news .notes-layout {
  display: grid;
  gap: 28px;
}

.page-news .notes-rail__note {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--c-grid);
  font-size: 13px;
  line-height: 1.75;
}

.page-news .notes-rail .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .notes-rail .filter-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
  padding: 10px 14px;
  border: 1px solid var(--c-grid);
  background: var(--c-white);
  color: var(--c-blue);
  cursor: pointer;
  transition: border-color var(--step) var(--ease), background-color var(--step) var(--ease), color var(--step) var(--ease);
}

.page-news .notes-rail .filter-btn[aria-pressed="true"] {
  background: var(--c-red);
  border-color: var(--c-red);
  color: var(--c-white);
}

.page-news .notes-rail .filter-btn:not([aria-pressed="true"]):hover {
  border-color: var(--c-orange);
  color: var(--c-red);
}

.page-news .notes-rail .filter-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

@media (min-width: 900px) {
  .page-news .notes-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    column-gap: clamp(32px, 5vw, 76px);
  }

  .page-news .notes-rail {
    position: sticky;
    top: 24px;
    align-self: start;
  }

  .page-news .notes-rail .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }
}

.page-news .notes-stream {
  border-top: 1px solid var(--c-grid);
}

.page-news .note {
  display: block;
  padding: clamp(22px, 3vw, 32px) 0;
  border-bottom: 1px solid var(--c-grid);
  transition: background-color var(--step) var(--ease), transform var(--step) var(--ease);
}

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

.page-news .note:hover,
.page-news .note:focus-within {
  background-color: rgba(27, 58, 92, 0.035);
  transform: translateX(2px);
}

.page-news .note--lead {
  padding: clamp(30px, 5vw, 54px) 0 clamp(28px, 4vw, 46px);
}

.page-news .note__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 12px;
}

.page-news .note__index {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--c-blue-mid);
}

.page-news .note__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-slate);
}

.page-news .note__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.34;
  color: var(--c-blue);
  letter-spacing: -0.005em;
}

.page-news .note--lead .note__title {
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  max-width: 24ch;
}

.page-news .note__excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  max-width: 70ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink);
  transition: color var(--step) var(--ease);
}

.page-news .note--lead .note__excerpt {
  -webkit-line-clamp: 3;
  font-size: clamp(16px, 1.6vw, 18px);
}

.page-news .note:hover .note__excerpt,
.page-news .note:focus-within .note__excerpt {
  display: block;
  overflow: visible;
  -webkit-line-clamp: unset;
}

.page-news .note__sign {
  margin: 12px 0 0;
  font-size: 12px;
}

.page-news .note__media {
  display: grid;
  gap: 16px;
}

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

.page-news .note__figure .figure__frame {
  border: 1px solid var(--c-grid);
}

@media (min-width: 720px) {
  .page-news .note__media {
    grid-template-columns: 196px minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 32px);
    align-items: start;
  }
}

/* ---------- 往期归档 ---------- */
.page-news .archive-lede {
  max-width: 64ch;
  margin-top: 14px;
}

.page-news .archive-axis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(26px, 4vw, 40px);
  background: var(--c-grid);
  border: 1px solid var(--c-grid);
}

.page-news .archive-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--c-white);
}

.page-news .archive-cell__num {
  font-family: var(--font-mono);
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-blue);
  letter-spacing: -0.03em;
}

.page-news .archive-cell__unit {
  font-size: 13px;
  color: var(--c-slate);
}

.page-news .archive-cell--current {
  background: linear-gradient(160deg, rgba(216, 6, 33, 0.08), rgba(255, 255, 255, 1) 72%);
}

.page-news .archive-cell--current .archive-cell__num {
  color: var(--c-red);
}

@media (min-width: 720px) {
  .page-news .archive-axis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-news .archive-more {
  margin-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--c-grid);
  border-bottom: 1px solid var(--c-grid);
}

.page-news .archive-more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-blue);
  transition: color var(--step) var(--ease);
}

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

.page-news .archive-more > summary::after {
  content: "＋";
  font-size: 16px;
  color: var(--c-red);
}

.page-news .archive-more[open] > summary::after {
  content: "－";
}

.page-news .archive-more > summary:hover {
  color: var(--c-red);
}

.page-news .archive-more > summary:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.page-news .archive-list {
  list-style: none;
  margin: 0;
  padding: 0 0 24px;
}

.page-news .archive-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 12px 0;
  border-top: 1px solid var(--c-grid);
  font-size: 15px;
  color: var(--c-ink);
}

.page-news .archive-list li > span:last-child {
  font-size: 12px;
  letter-spacing: 0.08em;
}

@media (min-width: 860px) {
  .page-news .archive-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 4vw, 56px);
  }
}

/* ---------- 投稿与线索 ---------- */
.page-news .section--deep {
  background: linear-gradient(118deg, var(--c-navy) 0%, var(--c-blue) 58%, #6B0512 140%);
}

.page-news .contribute-grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-news .contribute-title {
  color: var(--c-white);
  margin: 12px 0 16px;
  max-width: 20ch;
}

.page-news .contribute-lead {
  color: rgba(255, 255, 255, 0.78);
  max-width: 52ch;
  line-height: 1.75;
}

.page-news .contribute-item {
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.page-news .contribute-item__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--c-white);
}

.page-news .contribute-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .contribute-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 24px;
}

.page-news .section--deep .copy-btn {
  border-color: rgba(255, 255, 255, 0.42);
  color: var(--c-white);
  background: transparent;
}

.page-news .section--deep .copy-btn:hover {
  border-color: var(--c-orange);
  color: var(--c-orange);
}

.page-news .section--deep .copy-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.page-news .contribute-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.62);
}

.page-news .contribute-note a {
  color: var(--c-white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .contribute-note a:hover {
  color: var(--c-orange);
  text-decoration-color: var(--c-orange);
}

@media (min-width: 900px) {
  .page-news .contribute-grid {
    grid-template-columns: 5fr 6fr;
    column-gap: clamp(40px, 6vw, 96px);
    align-items: start;
  }
}

/* ---------- 小屏收口 ---------- */
@media (max-width: 420px) {
  .page-news .note__title {
    font-size: 18px;
  }

  .page-news .note--lead .note__title {
    font-size: 25px;
  }

  .page-news .contribute-actions > * {
    width: 100%;
  }
}
<<<PAGE_CSS_END>>>