.page-news {
  --news-rail: 200px;
  --news-lead-thumb: 200px;
}

.page-news .kicker {
  color: var(--clay);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 28px;
  padding-block: 24px 44px;
  align-items: end;
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 6.2vw, 3.6rem);
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: var(--tide);
  margin: 10px 0 18px;
}

.page-news .news-hero__lead {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-news .news-hero__sub {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--moss);
  margin: 0;
  max-width: 46ch;
}

.page-news .news-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  list-style: none;
  padding: 16px 0 0;
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
}

.page-news .news-fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-news .news-fact__num {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  letter-spacing: 0.04em;
  color: var(--coral);
  line-height: 1.1;
}

.page-news .news-fact__label {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--moss);
}

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

/* ---------- 章节骨架 ---------- */
.page-news .news-section {
  padding-block: 44px;
}

.page-news .news-section--band {
  background: var(--sand-2);
  border-block: 1px solid var(--line);
}

.page-news .news-secthead {
  max-width: 66ch;
  margin-bottom: 28px;
}

.page-news .news-secthead h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.45rem, 3.4vw, 2.1rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--tide);
  margin: 8px 0 12px;
}

.page-news .news-secthead p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 专题带 ---------- */
.page-news .series-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-news .series-tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--cream);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .series-tile:hover,
.page-news .series-tile:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
  border-color: var(--coral);
}

.page-news .series-tile--a {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}

.page-news .series-tile--b {
  background: var(--sand-2);
}

.page-news .series-tile--c {
  background: var(--cream);
}

.page-news .series-tile--d {
  background: var(--coral-mist);
  border-color: rgba(255, 90, 71, 0.28);
}

.page-news .series-tile__no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--clay);
  margin: 0;
}

.page-news .series-tile--a .series-tile__no {
  color: var(--mint);
}

.page-news .series-tile__name {
  font-family: var(--font-display);
  font-size: 1.3125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--tide);
  margin: 0;
}

.page-news .series-tile--a .series-tile__name {
  color: var(--cream);
}

.page-news .series-tile__desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-news .series-tile--a .series-tile__desc {
  color: rgba(255, 253, 248, 0.8);
}

.page-news .series-tile__meta {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--moss);
}

.page-news .series-tile--a .series-tile__meta {
  color: var(--mint);
}

.page-news .series-tile__link {
  margin-top: auto;
  padding-top: 10px;
  font-size: 0.8125rem;
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
}

.page-news .series-tile__link:hover,
.page-news .series-tile__link:focus-visible {
  border-bottom-color: currentColor;
}

.page-news .series-tile__thumb {
  margin-bottom: 6px;
}

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

/* ---------- 文章流 + 标签栏 ---------- */
.page-news .news-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-news .tag-rail__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--moss);
  margin: 0 0 10px;
  text-transform: uppercase;
}

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

.page-news .tag-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--cream);
  color: var(--tide);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .tag-link:hover,
.page-news .tag-link:focus-visible {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--cream);
}

.page-news .tag-rail__note {
  margin: 14px 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--moss);
}

.page-news .entry-list {
  display: grid;
  gap: 0;
}

.page-news .entry {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 4px 12px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease);
}

.page-news .entry:hover {
  border-bottom-color: var(--coral);
}

.page-news .entry__no {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--coral);
  padding-top: 3px;
}

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

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  color: var(--moss);
}

.page-news .entry__meta .tag {
  color: var(--tide);
  background: var(--coral-mist);
  padding: 3px 8px;
}

.page-news .entry__title {
  font-size: 1.0625rem;
  line-height: 1.5;
  font-weight: 700;
  color: var(--tide);
  margin: 0 0 8px;
}

.page-news .entry__desc {
  margin: 0;
  font-size: 0.9063rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-news .entry__thumb {
  grid-column: 2;
  margin-top: 12px;
}

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

/* ---------- 版本日志短条 ---------- */
.page-news .log-strip {
  background: var(--ink);
  color: var(--cream);
  border-radius: 2px;
  padding: 16px 18px;
  margin: 14px 0;
}

.page-news .log-strip__summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--mint);
}

.page-news .log-strip__summary::marker {
  color: var(--coral);
}

.page-news .log-strip__summary:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

.page-news .log-strip__body {
  padding-top: 12px;
  border-top: 1px solid rgba(255, 253, 248, 0.18);
  margin-top: 12px;
}

.page-news .log-strip__body p {
  margin: 0 0 10px;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(255, 253, 248, 0.84);
}

.page-news .log-strip__body ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.page-news .log-strip__body li {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255, 253, 248, 0.92);
}

/* ---------- 版本演进 ---------- */
.page-news .changelog-head {
  display: grid;
  gap: 22px;
  margin-bottom: 28px;
}

.page-news .changelog-head .news-secthead {
  margin-bottom: 0;
}

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

.page-news .change-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 22px;
}

.page-news .change-item {
  border-left: 2px solid var(--coral);
  padding-left: 16px;
}

.page-news .change-item__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--clay);
}

.page-news .change-item__title {
  font-size: 1.0625rem;
  line-height: 1.5;
  font-weight: 700;
  color: var(--tide);
  margin: 5px 0 7px;
}

.page-news .change-item__text {
  margin: 0;
  font-size: 0.9063rem;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 选题与校对 ---------- */
.page-news .steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
}

.page-news .step {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 16px;
}

.page-news .step__no {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--coral);
}

.page-news .step__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--tide);
  margin: 0 0 6px;
}

.page-news .step p:last-child {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-news .editorial-note {
  margin: 0;
  font-size: 0.9063rem;
  line-height: 1.8;
  color: var(--ink);
  max-width: 68ch;
}

.page-news .editorial-note a {
  color: var(--tide);
  text-decoration: underline;
  text-decoration-color: var(--coral);
  text-underline-offset: 3px;
}

/* ---------- 目录 ---------- */
.page-news .index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-news .index-group {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 18px;
  scroll-margin-top: 96px;
}

.page-news .index-group:target {
  border-color: var(--coral);
  box-shadow: 0 0 0 2px var(--coral);
}

.page-news .index-group h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--tide);
  margin: 0 0 4px;
}

.page-news .index-group__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  color: var(--moss);
}

.page-news .index-group ul {
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
  display: grid;
  gap: 0;
}

.page-news .index-group li {
  border-top: 1px solid var(--line);
  padding: 11px 0;
}

.page-news .index-item__title {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-news .index-item__meta {
  margin: 5px 0 0;
  font-family: var(--font-mono);
  font-size: 0.6563rem;
  letter-spacing: 0.05em;
  color: var(--moss);
}

/* ---------- 行动条 ---------- */
.page-news .news-cta {
  background: var(--ink);
  color: var(--cream);
  border-radius: 2px;
  padding: 26px 22px;
  display: grid;
  gap: 18px;
}

.page-news .news-cta h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  letter-spacing: -0.02em;
  color: var(--cream);
  margin: 0 0 10px;
}

.page-news .news-cta p {
  margin: 0;
  font-size: 0.9063rem;
  line-height: 1.75;
  color: rgba(255, 253, 248, 0.84);
  max-width: 52ch;
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .series-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 30px 26px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 36px;
    padding-block: 32px 56px;
  }

  .page-news .entry--lead {
    grid-template-columns: 2.5rem minmax(0, 1fr) var(--news-lead-thumb);
    align-items: start;
  }

  .page-news .entry--lead .entry__thumb {
    grid-column: 3;
    margin-top: 0;
  }

  .page-news .changelog-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 32px;
  }

  .page-news .steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-news .series-band {
    grid-template-columns: 22fr 18fr 26fr 12fr;
    align-items: start;
    gap: 14px;
  }

  .page-news .series-tile--b {
    margin-top: 22px;
  }

  .page-news .series-tile--d {
    margin-top: 40px;
  }

  .page-news .news-body {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .tag-rail {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 1200px) {
  .page-news .change-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-news .index-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .series-tile,
  .page-news .tag-link,
  .page-news .entry {
    transition: none;
  }

  .page-news .series-tile:hover,
  .page-news .series-tile:focus-within {
    transform: none;
  }
}