.page-news {
  --news-line: rgba(43, 74, 97, 0.72);
  --news-soft: rgba(243, 247, 250, 0.05);
  --news-glow: rgba(255, 107, 53, 0.14);
  overflow-x: hidden;
}

.page-news .section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.2vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  font-weight: 700;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-block: clamp(1.5rem, 4vw, 2.5rem) clamp(2rem, 5vw, 3.5rem);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.5rem);
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 10vw, 4.75rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0.5rem 0 1.25rem;
  overflow-wrap: break-word;
}

.page-news .news-hero__mark {
  color: var(--signal-orange);
}

.page-news .news-hero__jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 1.75rem;
}

.page-news .news-hero__fig {
  border: 1px solid var(--news-line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(23, 63, 92, 0.55), rgba(6, 24, 38, 0.9));
  overflow: hidden;
}

.page-news .news-hero__fig .media__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-news .news-hero__fig .media__caption {
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: var(--t-12);
  color: var(--fg-muted);
  border-top: 1px solid var(--news-line);
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
    gap: clamp(2rem, 4vw, 3.5rem);
  }
}

/* ---------- 置顶维护窗 ---------- */
.page-news .news-pin {
  display: grid;
  gap: 1.25rem;
  padding: clamp(1.25rem, 3.5vw, 2.25rem);
  border: 1px solid var(--news-line);
  border-top: 3px solid var(--signal-orange);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 0% 0%, var(--news-glow), transparent 58%),
    var(--bg-panel);
  box-shadow: var(--shadow-soft);
}

.page-news .news-pin__num {
  font-size: clamp(2.25rem, 8vw, 3.75rem);
  line-height: 1;
  color: var(--signal-orange);
  letter-spacing: -0.04em;
}

.page-news .news-pin__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0.4rem 0 0.75rem;
}

.page-news .news-pin__text {
  color: var(--fg-muted);
  margin: 0 0 1.25rem;
}

.page-news .news-pin__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-news .news-pin__list li {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: baseline;
  font-size: var(--t-16);
  border-top: 1px solid var(--news-line);
  padding-top: 0.65rem;
}

.page-news .news-pin__list .mono {
  color: var(--celadon-400);
  font-size: var(--t-14);
}

.page-news .news-pin__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.75rem;
}

@media (min-width: 760px) {
  .page-news .news-pin {
    grid-template-columns: auto minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 2.5rem);
    align-items: start;
  }
  .page-news .news-pin__num {
    font-size: clamp(3.5rem, 6vw, 5rem);
    padding-top: 0.25rem;
  }
}

/* ---------- 目录式主体 ---------- */
.page-news .news-board {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

@media (min-width: 960px) {
  .page-news .news-board {
    grid-template-columns: minmax(0, 16.5rem) minmax(0, 1fr);
    align-items: start;
    gap: clamp(2rem, 4vw, 3.5rem);
  }
  .page-news .tag-index {
    position: sticky;
    top: calc(var(--header-h) + 2.25rem);
  }
}

.page-news .tag-index {
  border: 1px solid var(--news-line);
  border-radius: var(--r-md);
  padding: 1.25rem;
  background: var(--news-soft);
}

.page-news .tag-index__title {
  font-family: var(--font-display);
  font-size: var(--t-20);
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
}

.page-news .tag-index__hint {
  font-size: var(--t-12);
  color: var(--fg-muted);
  margin: 0 0 1rem;
}

.page-news .tag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--news-line);
  border-radius: var(--r-pill);
  color: var(--fg);
  font-size: var(--t-14);
  text-decoration: none;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease), color 160ms var(--ease);
}

.page-news .tag-pill:hover,
.page-news .tag-pill:focus-visible {
  border-color: var(--celadon-400);
  background: rgba(79, 209, 176, 0.1);
  color: var(--ink-050);
}

.page-news .tag-pill__count {
  font-size: var(--t-12);
  color: var(--fg-muted);
}

.page-news .tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex: none;
}

.page-news .tag-dot--version { background: var(--signal-orange); }
.page-news .tag-dot--column { background: var(--celadon-400); }
.page-news .tag-dot--compat { background: var(--warm-gold); }
.page-news .tag-dot--doc { background: var(--steel-400); }
.page-news .tag-dot--bug { background: var(--alert-coral); }
.page-news .tag-dot--service { background: var(--ink-050); }
.page-news .tag-dot--brand {
  background: transparent;
  box-shadow: inset 0 0 0 2px var(--warm-gold);
}

.page-news .tag-index__switch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.9rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--news-line);
  font-size: var(--t-14);
}

.page-news .tag-index__switch-label {
  font-size: var(--t-12);
  color: var(--fg-muted);
  letter-spacing: 0.08em;
}

.page-news .tag-index__switch a {
  color: var(--celadon-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-news .tag-index__switch a:hover,
.page-news .tag-index__switch a:focus-visible {
  border-bottom-color: var(--celadon-400);
}

/* ---------- 更新流 ---------- */
.page-news .feed__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--news-line);
  margin-bottom: 0.5rem;
}

.page-news .feed__title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
  margin: 0;
  letter-spacing: -0.01em;
}

.page-news .feed__meta {
  font-size: var(--t-12);
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  margin: 0;
}

.page-news .entry {
  padding: 1.35rem 0 1.5rem;
  border-bottom: 1px solid var(--news-line);
  scroll-margin-top: calc(var(--header-h) + 4rem);
  border-left: 2px solid transparent;
  padding-left: 0;
  transition: border-color 200ms var(--ease), background-color 200ms var(--ease), padding-left 200ms var(--ease);
}

.page-news .entry:target {
  border-left-color: var(--signal-orange);
  background: linear-gradient(90deg, rgba(255, 107, 53, 0.09), transparent 65%);
  padding-left: 1rem;
}

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.1rem;
  margin: 0 0 0.6rem;
  font-size: var(--t-12);
}

.page-news .entry__time {
  color: var(--steel-400);
  letter-spacing: 0.04em;
}

.page-news .entry__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--fg-muted);
}

.page-news .entry__title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 0 0 0.6rem;
  font-weight: 700;
}

.page-news .entry__lead {
  margin: 0;
  color: var(--fg-muted);
  line-height: 1.7;
  font-size: var(--t-16);
  max-width: 66ch;
}

.page-news .entry__more {
  margin-top: 0.65rem;
}

.page-news .entry__more .disclosure__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 0;
  padding: 0.25rem 0;
  color: var(--celadon-400);
  font-family: var(--font-mono);
  font-size: var(--t-12);
  letter-spacing: 0.06em;
  cursor: pointer;
}

.page-news .entry__more .disclosure__trigger:hover,
.page-news .entry__more .disclosure__trigger:focus-visible {
  color: var(--ink-050);
}

.page-news .disclosure__icon::before {
  content: "+";
  font-size: var(--t-14);
  line-height: 1;
}

.page-news .disclosure__trigger[aria-expanded="true"] .disclosure__icon::before {
  content: "–";
}

.page-news .entry__more .disclosure__panel {
  margin-top: 0.6rem;
  padding-left: 0.9rem;
  border-left: 1px solid var(--celadon-400);
  color: var(--fg-muted);
  font-size: var(--t-14);
  line-height: 1.75;
  max-width: 62ch;
}

.page-news .entry__more .disclosure__panel a {
  color: var(--celadon-400);
}

/* ---------- 排查笔记 ---------- */
.page-news .notes-layout,
.page-news .vline-layout {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

@media (min-width: 960px) {
  .page-news .notes-layout,
  .page-news .vline-layout {
    grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-news .notes-fig,
  .page-news .vline-fig {
    position: sticky;
    top: calc(var(--header-h) + 2.25rem);
  }
}

.page-news .notes-intro,
.page-news .vline-intro,
.page-news .changes-intro {
  color: var(--fg-muted);
  margin-bottom: 1.75rem;
}

.page-news .note-list {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-news .note {
  border: 1px solid var(--news-line);
  border-radius: var(--r-md);
  padding: 1.15rem 1.15rem 1.35rem;
  background: var(--news-soft);
}

.page-news .note__no {
  font-size: var(--t-12);
  color: var(--alert-coral);
  letter-spacing: 0.1em;
  margin: 0 0 0.4rem;
}

.page-news .note__title {
  font-family: var(--font-display);
  font-size: var(--t-20);
  margin: 0 0 0.9rem;
  letter-spacing: -0.01em;
}

.page-news .note__steps,
.page-news .follow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-news .step {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.65rem;
  align-items: baseline;
  font-size: var(--t-14);
  line-height: 1.7;
  color: var(--fg-muted);
}

.page-news .step__num {
  color: var(--signal-orange);
  font-size: var(--t-12);
  letter-spacing: 0.04em;
}

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

.page-news .notes-fig,
.page-news .vline-fig,
.page-news .changes-fig {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(23, 63, 92, 0.5), rgba(6, 24, 38, 0.95));
}

.page-news .notes-fig .media__img,
.page-news .vline-fig .media__img,
.page-news .changes-fig .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .media__caption {
  padding: 0.7rem 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--t-12);
  color: var(--fg-muted);
  border-top: 1px solid var(--news-line);
}

/* ---------- 版本线 ---------- */
.page-news .vline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.6rem;
  border-left: 1px solid var(--news-line);
  display: grid;
  gap: 1.5rem;
}

.page-news .vline__item {
  position: relative;
}

.page-news .vline__item::before {
  content: "";
  position: absolute;
  left: calc(-1.6rem - 5px);
  top: 0.45rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--abyss-900);
  box-shadow: 0 0 0 1px var(--line);
}

.page-news .vline__item--current::before {
  background: var(--signal-orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.22);
}

.page-news .vline__num {
  display: inline-block;
  font-size: var(--t-16);
  color: var(--ink-050);
  letter-spacing: 0.02em;
}

.page-news .vline__item--current .vline__num {
  color: var(--signal-orange);
}

.page-news .vline__flag {
  display: inline-block;
  margin-left: 0.6rem;
  font-size: var(--t-12);
  color: var(--celadon-400);
  border: 1px solid var(--celadon-400);
  border-radius: var(--r-pill);
  padding: 0.05rem 0.5rem;
}

.page-news .vline__text {
  margin: 0.4rem 0 0;
  color: var(--fg-muted);
  font-size: var(--t-16);
  line-height: 1.7;
  max-width: 60ch;
}

/* ---------- 栏目调整记录 ---------- */
.page-news .changes {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

@media (min-width: 820px) {
  .page-news .changes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

.page-news .change {
  border-top: 2px solid var(--warm-gold);
  border-radius: 0 0 var(--r-md) var(--r-md);
  background: var(--abyss-800);
  padding: 1.15rem 1.15rem 1.35rem;
}

.page-news .change__no {
  color: var(--warm-gold);
  font-size: var(--t-12);
  letter-spacing: 0.12em;
  margin: 0 0 0.5rem;
}

.page-news .change__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.4;
  margin: 0 0 0.6rem;
  letter-spacing: -0.01em;
}

.page-news .change__text {
  margin: 0;
  color: var(--fg-muted);
  font-size: var(--t-14);
  line-height: 1.75;
}

/* ---------- 订阅与回看 / 提供线索 ---------- */
.page-news .follow {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 880px) {
  .page-news .follow {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 2.5rem);
  }
}

.page-news .follow__col {
  border: 1px solid var(--news-line);
  border-radius: var(--r-lg);
  padding: clamp(1.15rem, 3vw, 1.85rem);
  background: var(--news-soft);
}

.page-news .follow__col--lead {
  background:
    radial-gradient(110% 130% at 100% 0%, var(--news-glow), transparent 60%),
    var(--abyss-800);
  border-color: rgba(255, 107, 53, 0.35);
}

.page-news .follow__steps {
  margin: 1.25rem 0 1.5rem;
}

.page-news .follow__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-news .follow__note {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--t-12);
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}

.page-news .link-arrow,
.page-news .btn {
  max-width: 100%;
}
<<<END>>>