.page-news {
  display: block;
  padding-bottom: clamp(44px, 7vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(18px, 3vw, 34px);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

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

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

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

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding-top: clamp(26px, 5vw, 58px);
}

.page-news .news-hero__kicker {
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--signal);
  text-transform: uppercase;
}

.page-news .news-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(54px, 13vw, 122px);
  line-height: 0.94;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-hero__meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  align-content: start;
  padding: 16px 0 0;
  border-top: 2px solid var(--line);
}

.page-news .news-hero__meta-num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.1;
  color: var(--amber);
}

.page-news .news-hero__meta-label {
  align-self: center;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-news .news-hero__media {
  margin: clamp(26px, 4vw, 46px) 0 0;
  border: var(--edge);
  box-shadow: var(--shadow-hard);
  background: var(--ink-2);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  padding: 0 0 clamp(30px, 5vw, 60px);
}

.page-news .news-section__head {
  display: grid;
  gap: 8px;
  padding: clamp(30px, 5vw, 58px) 0 18px;
  border-top: 2px solid var(--line);
}

.page-news .news-section__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-news .news-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.04;
  color: var(--paper);
}

.page-news .news-section__note {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-section__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-link {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 240, 181, 0.4);
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-news .news-link:hover,
.page-news .news-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-news .news-class__media {
  margin: 0 0 6px;
  border: 2px solid var(--line);
  background: var(--ink-2);
}

.page-news .news-class__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* ---------- 本期要目 ---------- */
.page-news .toc {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

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

.page-news .toc__link {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 10px 14px;
  padding: 15px 10px 15px 0;
  text-decoration: none;
  color: var(--paper);
  transition: background 0.18s ease, padding-left 0.18s ease, box-shadow 0.18s ease;
}

.page-news .toc__link:hover,
.page-news .toc__link:focus-visible {
  background: rgba(255, 176, 32, 0.08);
  box-shadow: inset 3px 0 0 0 var(--amber);
  padding-left: 12px;
}

.page-news .toc__num {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-news .toc__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3.4vw, 28px);
  line-height: 1.2;
}

.page-news .toc__meta {
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--muted);
  grid-column: 2 / -1;
}

/* ---------- 条目列表 ---------- */
.page-news .briefs {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-news .brief {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 15px 12px 15px 0;
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.18s ease, padding-left 0.18s ease;
}

.page-news .brief::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--amber);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.page-news .brief:hover,
.page-news .brief:focus-within {
  background: linear-gradient(90deg, rgba(255, 176, 32, 0.09), transparent 74%);
  padding-left: 12px;
}

.page-news .brief:hover::before,
.page-news .brief:focus-within::before {
  opacity: 1;
}

.page-news .brief__tag {
  justify-self: start;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  padding: 3px 9px;
}

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

.page-news .brief__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-news .brief__more {
  margin: 0;
  max-height: none;
  opacity: 1;
  overflow: hidden;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  transition: max-height 0.28s ease, opacity 0.22s ease, margin-top 0.28s ease;
}

.page-news .brief__time {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--amber);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-section--rhythm {
  padding-bottom: 0;
}

.page-news .rhythm {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
}

.page-news .rhythm__col {
  min-width: 0;
  padding: clamp(20px, 3vw, 30px);
  border: 2px solid var(--line);
  background: var(--ink-2);
}

.page-news .rhythm__col--how {
  background: var(--ink-3);
  box-shadow: var(--shadow-signal);
}

.page-news .rhythm__sub {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3.2vw, 26px);
  line-height: 1.2;
  color: var(--paper);
}

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

.page-news .beat__item {
  display: grid;
  gap: 3px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .beat__item:last-child {
  border-bottom: 0;
}

.page-news .beat__label {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-news .beat__desc {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .rhythm__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 2px solid var(--line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--amber);
}

.page-news .rhythm__lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
}

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

.page-news .how__item {
  position: relative;
  padding: 9px 0 9px 22px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .how__item:last-child {
  border-bottom: 0;
}

.page-news .how__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 10px;
  height: 2px;
  background: var(--signal);
}

.page-news .rhythm__contact {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-news .brief {
    grid-template-columns: 84px minmax(0, 1fr) 168px;
    align-items: baseline;
    gap: 6px 18px;
    padding: 16px 14px 16px 0;
  }

  .page-news .brief__tag {
    justify-self: start;
  }

  .page-news .brief__time {
    grid-column: 3;
    text-align: right;
    padding-top: 3px;
  }

  .page-news .brief__more {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
  }

  .page-news .brief:hover .brief__more,
  .page-news .brief:focus-within .brief__more {
    max-height: 7em;
    opacity: 1;
    margin-top: 6px;
  }

  .page-news .toc__meta {
    grid-column: 3;
    text-align: right;
  }

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

  .page-news .news-class__media img {
    aspect-ratio: 5 / 3;
  }
}

@media (min-width: 1000px) {
  .page-news .news-hero__grid {
    grid-template-columns: 26% minmax(0, 1fr);
    column-gap: clamp(28px, 4vw, 60px);
    row-gap: 16px;
  }

  .page-news .news-hero__kicker,
  .page-news .news-hero__title,
  .page-news .news-hero__lede {
    grid-column: 2;
  }

  .page-news .news-hero__meta {
    grid-column: 1;
    grid-row: 1 / span 3;
    align-self: end;
    padding-top: 18px;
  }

  .page-news .news-section__head {
    grid-template-columns: 110px minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }

  .page-news .news-section__num {
    grid-row: 1 / span 2;
    padding-top: 6px;
  }

  .page-news .toc__link {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    gap: 12px 20px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news .brief,
  .page-news .toc__link,
  .page-news .news-link,
  .page-news .breadcrumbs a {
    transition: none;
  }

  .page-news .brief__more {
    transition: none;
  }
}
<<<END>>>