.page-news {
  --news-line: var(--line);
  --news-panel: var(--ink-800);
}

/* 页头氛围区 */
.page-news .column-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--news-line);
  background-color: var(--ink-900);
  padding: clamp(40px, 8vw, 88px) 0 clamp(32px, 6vw, 60px);
}

.page-news .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  z-index: 0;
}

.page-news .hero-inner {
  position: relative;
  z-index: 1;
}

.page-news .hero-inner h1 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(28px, 6.2vw, 52px);
  line-height: 1.18;
  margin: 12px 0 18px;
  max-width: 18em;
  color: var(--text);
}

.page-news .hero-lede {
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-dim);
  margin: 0 0 26px;
}

.page-news .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--news-line);
}

.page-news .hero-meta > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 120px;
}

.page-news .hero-meta dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-mute);
}

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

.page-news .hero-meta .mono-num {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--gold);
  letter-spacing: 0.02em;
}

/* 置顶横幅 */
.page-news .pin-section {
  padding: clamp(22px, 4vw, 36px) 0 0;
}

.page-news .pin-banner {
  display: grid;
  gap: 22px;
  background: var(--teal-deep);
  border: 1px solid var(--news-line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: var(--shadow-panel);
}

.page-news .pin-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 27px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 10px 0 10px;
  color: var(--text);
}

.page-news .pin-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
  margin: 0 0 18px;
  max-width: 44em;
}

.page-news .pin-media {
  margin: 0;
}

.page-news .pin-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
}

.page-news .pin-media figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--text-mute);
  text-align: right;
}

@media (min-width: 900px) {
  .page-news .pin-banner {
    grid-template-columns: 1.5fr 1fr;
    align-items: center;
    gap: 36px;
    padding: 28px 30px;
  }
}

/* 筛选区 */
.page-news .filter-shell {
  margin: 0 0 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .filter-bar {
  margin: 0 0 12px;
  gap: 8px;
}

.page-news .filter-count {
  display: inline-block;
  margin-left: 6px;
  padding: 0 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 16px;
  color: var(--text-mute);
  border: 1px solid var(--news-line);
  border-radius: 2px;
}

.page-news .filter-note {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
}

.page-news .filter-note li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-mute);
}

.page-news .filter-note li::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  background: var(--cat, var(--cyan));
}

/* 分类色 */
.page-news .cat-report { --cat: var(--magenta); }
.page-news .cat-version { --cat: var(--cyan); }
.page-news .cat-tutorial { --cat: var(--gold); }
.page-news .cat-benefit { --cat: var(--green); }

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

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

.page-news .entry-link {
  position: relative;
  display: block;
  padding: 16px 12px 16px 16px;
  text-decoration: none;
  color: inherit;
  transition: background-color 160ms var(--ease);
}

.page-news .entry-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 180ms var(--ease);
}

.page-news .entry-link:hover,
.page-news .entry-link:focus-visible {
  background-color: rgba(16, 23, 54, 0.72);
}

.page-news .entry-link:hover::before,
.page-news .entry-link:focus-visible::before {
  transform: scaleY(1);
}

.page-news .entry-cat {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.page-news .entry-cat::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--cat, var(--cyan));
}

.page-news .entry-title {
  display: block;
  margin-top: 7px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--text);
}

.page-news .entry-summary {
  display: block;
  margin-top: 5px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-news .entry-time {
  display: block;
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-mute);
}

@media (min-width: 760px) {
  .page-news .entry-link {
    display: grid;
    grid-template-columns: 100px minmax(0, 1fr) auto;
    align-items: start;
    gap: 6px 20px;
    padding: 20px 16px 20px 18px;
  }

  .page-news .entry-cat {
    padding-top: 3px;
  }

  .page-news .entry-title {
    margin-top: 0;
    grid-column: 2;
  }

  .page-news .entry-summary {
    grid-column: 2;
  }

  .page-news .entry-time {
    grid-column: 3;
    grid-row: 1;
    margin-top: 2px;
    white-space: nowrap;
    text-align: right;
  }
}

/* 版本节奏 */
.page-news .rhythm {
  display: grid;
  gap: 24px;
}

.page-news .rhythm .media-frame {
  margin: 0;
}

.page-news .rhythm-text h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 10px 0 14px;
  color: var(--text);
}

.page-news .rhythm-text p {
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-dim);
  margin: 0 0 16px;
  max-width: 42em;
}

.page-news .rhythm-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  border-top: 1px solid var(--news-line);
}

.page-news .rhythm-list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-news .rhythm-list .mono-num {
  flex: none;
  width: 3.6em;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--gold);
}

@media (min-width: 860px) {
  .page-news .rhythm {
    grid-template-columns: 1fr 1.1fr;
    align-items: center;
    gap: 44px;
  }
}

/* 连载专题 */
.page-news .serial-layout {
  display: grid;
  gap: 26px;
}

.page-news .serial-aside .media-frame {
  margin: 0 0 20px;
}

.page-news .serial-aside h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 10px 0 12px;
  color: var(--text);
}

.page-news .serial-aside p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
  margin: 0;
}

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

.page-news .serial-card {
  position: relative;
  background: var(--news-panel);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  padding: 20px 18px 18px;
  box-shadow: var(--shadow-panel);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-news .serial-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .serial-card--focus {
  border-color: var(--gold);
  background: linear-gradient(160deg, rgba(246, 185, 59, 0.08), transparent 62%), var(--news-panel);
}

.page-news .serial-card--focus:hover {
  border-color: var(--gold-soft);
}

.page-news .serial-no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--text-mute);
  margin-bottom: 10px;
}

.page-news .serial-card--focus .serial-no {
  color: var(--gold);
}

.page-news .serial-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
  margin: 0 0 8px;
  color: var(--text);
}

.page-news .serial-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 0 0 12px;
}

.page-news .serial-card .accordion summary {
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan);
  padding: 6px 0;
  list-style: none;
}

.page-news .serial-card .accordion summary::-webkit-details-marker {
  display: none;
}

.page-news .serial-card .accordion summary::after {
  content: " +";
  font-family: var(--font-mono);
}

.page-news .serial-card .accordion[open] summary::after {
  content: " −";
}

.page-news .serial-card .accordion-body ol {
  margin: 6px 0 0;
  padding-left: 1.2em;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-news .serial-card .accordion-body li + li {
  margin-top: 5px;
}

.page-news .serial-card .btn {
  margin-top: 12px;
}

@media (min-width: 900px) {
  .page-news .serial-layout {
    grid-template-columns: 292px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-news .serial-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

/* 回看与订阅 */
.page-news .backfill {
  display: grid;
  gap: 20px;
}

.page-news .backfill-col {
  background: var(--news-panel);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  padding: 22px 18px;
}

.page-news .backfill-col--accent {
  background: var(--teal-deep);
  border-left: 4px solid var(--cyan);
}

.page-news .backfill-col h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 26px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  margin: 10px 0 12px;
  color: var(--text);
}

.page-news .backfill-col p {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
  margin: 0 0 14px;
}

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

.page-news .backfill-list li {
  position: relative;
  padding: 10px 0 10px 18px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.68;
  color: var(--text-dim);
}

.page-news .backfill-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 7px;
  height: 7px;
  background: var(--gold);
}

.page-news .backfill-mail {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--gold);
  word-break: break-all;
  margin: 0 0 8px;
}

.page-news .backfill-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
  margin: 0 0 16px;
}

@media (min-width: 860px) {
  .page-news .backfill {
    grid-template-columns: 1.15fr 1fr;
    gap: 24px;
    align-items: stretch;
  }

  .page-news .backfill-col {
    padding: 28px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry-link,
  .page-news .entry-link::before,
  .page-news .serial-card {
    transition: none;
  }

  .page-news .entry-link:hover::before,
  .page-news .entry-link:focus-visible::before {
    transform: scaleY(1);
  }

  .page-news .serial-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>
```