.page-news {
  --pn-rail-w: 88px;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .log-hero {
  display: grid;
  gap: 18px;
  padding-block: clamp(28px, 5vw, 60px) clamp(20px, 3vw, 32px);
}

.page-news .log-hero__coord {
  letter-spacing: .14em;
  color: var(--c-cyan);
  margin: 0;
}

.page-news .log-hero__title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(56px, 15vw, 140px);
  line-height: .88;
  letter-spacing: .02em;
  color: var(--c-white);
  margin: 0;
  overflow-wrap: anywhere;
}

.page-news .log-hero__aside {
  display: grid;
  gap: 18px;
  max-width: 64ch;
}

.page-news .log-hero__lead {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: rgba(242, 247, 245, .82);
  margin: 0;
}

.page-news .log-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-news .log-hero__stats li {
  display: grid;
  gap: 3px;
  padding: 12px 14px;
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-md);
  background: var(--c-pitch);
}

.page-news .log-hero__num {
  color: var(--c-cyan);
  font-size: 20px;
  letter-spacing: .02em;
}

.page-news .log-hero__lbl {
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(242, 247, 245, .6);
}

@media (min-width: 900px) {
  .page-news .log-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
    grid-template-rows: auto auto 1fr;
    column-gap: clamp(36px, 5vw, 72px);
    align-items: end;
  }
  .page-news .log-hero__coord { grid-column: 1; grid-row: 1; }
  .page-news .log-hero__title { grid-column: 1; grid-row: 2; }
  .page-news .log-hero__aside { grid-column: 2; grid-row: 1 / -1; align-self: end; }
}

/* ---------- 头图 ---------- */
.page-news .log-banner {
  margin: 0 0 clamp(26px, 4vw, 46px);
}

.page-news .log-banner img {
  max-width: 100%;
  height: auto;
}

/* ---------- 筛选条 ---------- */
.page-news .log-tools {
  display: grid;
  gap: 14px;
  padding-block: 18px;
  border-top: 1px solid var(--c-hairline);
  border-bottom: 1px solid var(--c-hairline);
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-news .log-tools__field {
  min-width: 0;
}

.page-news .log-tools__legend {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(242, 247, 245, .6);
}

.page-news .log-tools__legend .mono {
  color: var(--c-cyan);
  margin-right: 6px;
  font-size: 12px;
}

@media (min-width: 720px) {
  .page-news .log-tools {
    grid-template-columns: minmax(260px, 380px) minmax(0, 1fr);
    align-items: end;
    column-gap: 32px;
  }
}

/* ---------- 分栏 ---------- */
.page-news .log-split {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-news .log-rail {
  display: none;
}

@media (min-width: 900px) {
  .page-news .log-split {
    grid-template-columns: var(--pn-rail-w) minmax(0, 1fr);
    column-gap: clamp(28px, 4vw, 56px);
  }
  .page-news .log-rail {
    display: grid;
    gap: 6px;
    position: sticky;
    top: 140px;
    align-self: start;
  }
  .page-news .log-rail .axis-rail__item {
    font-size: 11px;
    line-height: 1.4;
  }
}

.page-news .log-stream {
  min-width: 0;
}

/* ---------- 分区 ---------- */
.page-news .log-section {
  padding-block: clamp(26px, 4vw, 44px);
  scroll-margin-top: 130px;
}

.page-news .log-section:first-child {
  padding-top: 0;
}

.page-news .log-section + .log-section {
  border-top: 1px solid var(--c-hairline);
}

.page-news .log-section__head {
  display: grid;
  gap: 10px;
  max-width: 70ch;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-news .log-section__head h2,
.page-news .log-version__text h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(34px, 6.4vw, 56px);
  line-height: .98;
  letter-spacing: .02em;
  color: var(--c-white);
  margin: 0;
}

.page-news .log-section__intro {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(242, 247, 245, .78);
  margin: 0;
}

.page-news .log-section__intro a,
.page-news .log-row__text a,
.page-news .log-rhythm__note a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 214, .4);
}

.page-news .log-section__intro a:hover,
.page-news .log-row__text a:hover,
.page-news .log-rhythm__note a:hover {
  color: var(--c-amber);
  border-bottom-color: rgba(255, 178, 94, .6);
}

/* ---------- 日志条目 ---------- */
.page-news .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .log-row {
  display: grid;
  gap: 14px;
  padding: 18px 20px;
  background: var(--c-pitch);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-md);
}

.page-news .log-row__rail {
  display: grid;
  gap: 6px;
  align-content: start;
  padding-left: 14px;
  border-left: 2px solid var(--c-emerald);
  min-width: 0;
}

.page-news .log-row__code {
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--c-cyan);
  cursor: copy;
  padding: 2px 4px;
  margin-left: -4px;
  border-radius: 5px;
  overflow-wrap: anywhere;
  transition: box-shadow var(--t-fast), background-color var(--t-fast);
}

.page-news .log-row__code:hover {
  background: rgba(56, 225, 214, .08);
}

.page-news .log-row__code[data-copied] {
  box-shadow: 0 0 0 2px var(--c-cyan);
  background: rgba(56, 225, 214, .12);
}

.page-news .log-row__time {
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(242, 247, 245, .5);
}

.page-news .log-row__body {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.page-news .log-row__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .log-row__title {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--c-white);
  margin: 0;
}

.page-news .log-row__text {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(242, 247, 245, .78);
  margin: 0;
  max-width: 68ch;
}

.page-news .log-row .qa {
  margin-top: 4px;
}

@media (min-width: 720px) {
  .page-news .log-row {
    grid-template-columns: minmax(160px, 200px) minmax(0, 1fr);
    gap: 22px;
    padding: 20px 24px;
  }
}

/* ---------- 图片 ---------- */
.page-news .log-figure {
  margin: clamp(18px, 3vw, 30px) 0 0;
}

.page-news .log-figure img,
.page-news .log-version__figure img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-news .log-version__figure {
  margin: 0;
}

/* ---------- 版本与栏目 ---------- */
.page-news .log-version__grid {
  display: grid;
  gap: 22px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-news .log-version__text {
  display: grid;
  gap: 10px;
  max-width: 64ch;
  align-content: start;
}

@media (min-width: 720px) {
  .page-news .log-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 300px);
    align-items: end;
    column-gap: clamp(24px, 4vw, 48px);
  }
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.page-news .rhythm-card {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--c-pitch), var(--c-ink) 130%);
}

.page-news .rhythm-card__value {
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: .04em;
  color: var(--c-amber);
  margin: 0;
}

.page-news .rhythm-card h3 {
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--c-white);
  margin: 0;
}

.page-news .rhythm-card p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 247, 245, .72);
  margin: 0;
}

.page-news .log-rhythm__note {
  margin-top: 22px;
  padding: 16px 20px;
  border: 1px dashed rgba(56, 225, 214, .35);
  border-radius: var(--r-md);
  background: rgba(56, 225, 214, .05);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 247, 245, .8);
}

.page-news .log-rhythm__note p {
  margin: 0;
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 420px) {
  .page-news .log-hero__stats {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-news .log-row {
    padding: 16px;
  }
  .page-news .rhythm-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}