.page-news {
  --news-rule: rgba(47, 230, 196, .24);
  --news-soft: rgba(31, 59, 51, .9);
  color: var(--paper-050);
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-news .section {
  padding-top: clamp(56px, 8vw, 104px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(24px, 4vw, 44px);
}

.page-news .news-crumbs {
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-news .news-crumbs .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--muted-400);
}

.page-news .news-crumbs .breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  color: var(--muted-400);
}

.page-news .news-crumbs .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--line-700);
}

.page-news .news-crumbs a {
  color: var(--muted-400);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-news .news-crumbs a:hover {
  color: var(--cyan-500);
}

.page-news .news-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 44px);
  align-items: end;
}

.page-news .news-h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(46px, 11vw, 92px);
  line-height: .96;
  letter-spacing: -.015em;
  color: var(--paper-050);
}

.page-news .news-h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  margin-top: 18px;
  background: var(--cyan-500);
}

.page-news .news-hero__lede {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--muted-400);
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px clamp(20px, 3vw, 40px);
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-700);
}

.page-news .news-meta__item {
  min-width: 92px;
}

.page-news .news-meta dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted-400);
}

.page-news .news-meta dd {
  margin: 6px 0 0;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--cyan-500);
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line-700);
  background: var(--ink-900);
}

.page-news .news-hero__figure::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 88px;
  height: 3px;
  background: var(--cyan-500);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 内容线与条目 ---------- */
.page-news .feed-head {
  max-width: 60ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .feed-lede {
  margin: 14px 0 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted-400);
}

.page-news .lane-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-news .lane-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-news .lane-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line-700);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  color: var(--paper-050);
  cursor: pointer;
  user-select: none;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-news .lane-pill:hover {
  border-color: var(--cyan-500);
  color: var(--cyan-300);
}

.page-news #lane-all:checked ~ .lane-bar .lane-pill[for="lane-all"],
.page-news #lane-data:checked ~ .lane-bar .lane-pill[for="lane-data"],
.page-news #lane-version:checked ~ .lane-bar .lane-pill[for="lane-version"],
.page-news #lane-column:checked ~ .lane-bar .lane-pill[for="lane-column"],
.page-news #lane-tips:checked ~ .lane-bar .lane-pill[for="lane-tips"] {
  background: var(--amber-600);
  border-color: var(--amber-600);
  color: var(--ink-950);
  font-weight: 700;
}

.page-news #lane-all:focus-visible ~ .lane-bar .lane-pill[for="lane-all"],
.page-news #lane-data:focus-visible ~ .lane-bar .lane-pill[for="lane-data"],
.page-news #lane-version:focus-visible ~ .lane-bar .lane-pill[for="lane-version"],
.page-news #lane-column:focus-visible ~ .lane-bar .lane-pill[for="lane-column"],
.page-news #lane-tips:focus-visible ~ .lane-bar .lane-pill[for="lane-tips"] {
  outline: 2px solid var(--focus-500);
  outline-offset: 2px;
}

.page-news #lane-data:checked ~ .feed-list > .entry:not([data-lane="data"]),
.page-news #lane-version:checked ~ .feed-list > .entry:not([data-lane="version"]),
.page-news #lane-column:checked ~ .feed-list > .entry:not([data-lane="column"]),
.page-news #lane-tips:checked ~ .feed-list > .entry:not([data-lane="tips"]) {
  display: none;
}

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

.page-news .feed-list > .entry {
  animation: news-entry-in .32s var(--ease) both;
}

.page-news .feed-list > .entry:nth-child(1) { animation-delay: .02s; }
.page-news .feed-list > .entry:nth-child(2) { animation-delay: .06s; }
.page-news .feed-list > .entry:nth-child(3) { animation-delay: .1s; }
.page-news .feed-list > .entry:nth-child(4) { animation-delay: .14s; }
.page-news .feed-list > .entry:nth-child(n+5) { animation-delay: .18s; }

@keyframes news-entry-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.page-news .entry {
  margin-bottom: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(20px, 3vw, 34px);
  border-bottom: 1px solid var(--line-700);
}

.page-news .entry__media {
  margin: 0 0 20px;
  overflow: hidden;
  border: 1px solid var(--line-700);
}

.page-news .entry__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .entry__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 12px;
}

.page-news .entry__no {
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 600;
  line-height: 1;
  color: var(--cyan-500);
}

.page-news .entry[data-lane="version"] .entry__no { color: var(--amber-600); }
.page-news .entry[data-lane="column"]  .entry__no { color: var(--cyan-300); }
.page-news .entry[data-lane="tips"]    .entry__no { color: var(--amber-400); }

.page-news .entry__tag {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 12px;
  border: 1px solid var(--line-700);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted-400);
}

.page-news .entry__time {
  display: inline-flex;
  align-items: center;
  flex-basis: 100%;
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--muted-400);
}

.page-news .entry__time::before {
  content: "";
  width: 20px;
  height: 1px;
  margin-right: 8px;
  background: currentColor;
  opacity: .6;
}

.page-news .entry__title {
  margin: 0;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.34;
  color: var(--paper-050);
}

.page-news .entry__sum {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted-400);
}

.page-news .entry__extra {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cyan-300);
  transition: max-height .34s var(--ease), opacity .34s var(--ease), margin-top .34s var(--ease);
}

.page-news .entry:hover .entry__extra,
.page-news .entry:focus-within .entry__extra {
  max-height: 8em;
  opacity: 1;
  margin-top: 12px;
}

.page-news .entry__extra .mono {
  margin-right: 6px;
  color: var(--amber-400);
}

.page-news .entry__link {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  color: var(--cyan-500);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .entry__link::after {
  content: " →";
  opacity: .8;
}

.page-news .entry__link:hover {
  color: var(--cyan-300);
  border-bottom-color: currentColor;
}

/* ---------- 版本迭代简报 ---------- */
.page-news .brief-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
}

.page-news .brief-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-700);
}

.page-news .brief-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-700);
}

.page-news .brief-item__k {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 24px;
  padding: 0 9px;
  border-radius: 3px;
  background: var(--ink-800);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber-400);
}

.page-news .brief-item__t {
  margin: 2px 0 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper-050);
}

.page-news .brief-item p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted-400);
}

.page-news .brief-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-700);
  overflow: hidden;
}

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

/* ---------- 专家专栏分布 ---------- */
.page-news .voices-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
}

.page-news .voices-lede {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted-400);
}

.page-news .voices-lines {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-700);
}

.page-news .voices-line {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-700);
}

.page-news .voices-line__no {
  padding-top: 4px;
  font-size: 13px;
  color: var(--cyan-500);
}

.page-news .voices-line h3 {
  margin: 0;
  font-family: var(--font-editorial);
  font-size: 18px;
  font-weight: 600;
  color: var(--paper-050);
}

.page-news .voices-line p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted-400);
}

.page-news .voices-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-700);
  overflow: hidden;
}

.page-news .voices-figure::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 44px;
  height: 3px;
  background: var(--amber-400);
}

.page-news .voices-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 继续阅读路径 ---------- */
.page-news .next-paths {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-700);
}

.page-news .next-path {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 16px;
  align-items: start;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--line-700);
}

.page-news .next-path__no {
  padding-top: 4px;
  font-size: 13px;
  color: var(--amber-400);
}

.page-news .next-path__body h3 {
  margin: 0;
  font-family: var(--font-editorial);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper-050);
}

.page-news .next-path__body p {
  margin: 8px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted-400);
}

.page-news .next-path .btn {
  grid-column: 2;
  justify-self: start;
  margin-top: 12px;
}

.page-news .next-foot {
  margin: clamp(24px, 3vw, 32px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted-400);
}

.page-news .next-foot a {
  color: var(--cyan-500);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color .18s var(--ease);
}

.page-news .next-foot a:hover {
  color: var(--cyan-300);
}

/* ---------- 滚动显现 ---------- */
.js-enabled .page-news [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .26s var(--ease), transform .26s var(--ease);
}

.js-enabled .page-news [data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 中等屏幕起 ---------- */
@media (min-width: 640px) {
  .page-news .entry__time {
    flex-basis: auto;
    margin-left: auto;
  }
}

@media (min-width: 760px) {
  .page-news .next-path {
    grid-template-columns: 48px minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .next-path .btn {
    grid-column: 3;
    margin-top: 0;
  }
}

/* ---------- 桌面端非对称栅格 ---------- */
@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-news .brief-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-news .voices-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-news .feed-list {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 0;
    row-gap: clamp(6px, 1.4vw, 18px);
  }

  .page-news .entry {
    margin-bottom: 0;
  }

  .page-news .entry--left {
    grid-column: 1 / span 8;
    padding-right: clamp(16px, 3vw, 36px);
  }

  .page-news .entry--right {
    grid-column: 4 / span 9;
    padding-left: clamp(16px, 3vw, 36px);
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .feed-list > .entry {
    animation: none;
  }

  .page-news .entry__extra {
    transition: none;
  }

  .js-enabled .page-news [data-reveal],
  .js-enabled .page-news [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
    transition: none;
  }
}