/* ===== 平台动态 /information/ ===== */
.page-news {
  --news-rail: 266px;
  --news-gap: 26px;
  padding-bottom: 64px;
}

.page-news img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: 8px;
}

.page-news .news-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 22px;
  padding-bottom: 30px;
}

.page-news .news-hero__sep {
  margin: 0 8px;
  color: var(--c-border);
}

.page-news .news-hero h1 {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 8.4vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--c-text);
}

.page-news .news-hero .lede {
  max-width: 64ch;
  margin: 0;
  color: var(--c-text-2);
}

.page-news .news-hero__meta {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-accent);
}

.page-news .news-hero__media {
  margin: 4px 0 0;
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: 34px;
}

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

.page-news .news-body__rail {
  min-width: 0;
  display: grid;
  gap: 16px;
  align-content: start;
}

/* ---------- 目录 ---------- */
.page-news .toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-bottom: 38px;
  padding: 14px 16px;
  border: var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(27, 58, 85, 0.4);
}

.page-news .toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--c-text-2);
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.page-news .toc__link:hover,
.page-news .toc__link:focus-visible,
.page-news .toc__link.is-current {
  color: var(--c-text);
}

.page-news .toc__num {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--c-accent);
}

.page-news .toc__link.is-current .toc__num {
  color: var(--c-accent-2);
}

/* ---------- 区块骨架 ---------- */
.page-news .news-block {
  margin-bottom: 58px;
}

.page-news .news-block:last-of-type {
  margin-bottom: 0;
}

.page-news .news-block__head {
  margin-bottom: 22px;
}

.page-news .news-block__head h2 {
  margin: 6px 0 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 5.4vw, 32px);
  line-height: 1.24;
  color: var(--c-text);
}

.page-news .news-block__head .lede {
  margin: 0;
  max-width: 62ch;
  color: var(--c-text-2);
}

.page-news .news-block__media {
  margin: 0 0 24px;
}

/* ---------- 筛选胶囊 ---------- */
.page-news .news-filter {
  position: relative;
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-news .news-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 18px;
}

.page-news .news-filter__chip {
  display: inline-block;
  padding: 7px 15px;
  border: 1px solid rgba(124, 143, 163, 0.36);
  border-radius: 999px;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--c-text-2);
  cursor: pointer;
  user-select: none;
  transition: background-color 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-news .news-filter__chip:hover {
  border-color: var(--c-accent);
  color: var(--c-text);
}

.page-news .news-filter__input:focus-visible ~ .news-filter__bar {
  outline: 2px solid var(--c-accent);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.page-news #nf-all:checked ~ .news-filter__bar [for="nf-all"],
.page-news #nf-version:checked ~ .news-filter__bar [for="nf-version"],
.page-news #nf-column:checked ~ .news-filter__bar [for="nf-column"],
.page-news #nf-feature:checked ~ .news-filter__bar [for="nf-feature"] {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-bg);
  font-weight: 700;
}

/* ---------- 条目流 ---------- */
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--line);
}

.page-news .news-item {
  display: block;
  border-bottom: var(--line);
}

.page-news .news-item__head {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  grid-template-areas:
    "no   title"
    "meta meta";
  align-items: start;
  gap: 8px 14px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
  transition: background-color 180ms var(--ease);
}

.page-news .news-item__head::-webkit-details-marker {
  display: none;
}

.page-news .news-item__head:hover {
  background: rgba(27, 58, 85, 0.34);
}

.page-news .news-item__head:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: -2px;
}

.page-news .news-item__no {
  grid-area: no;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--c-border);
  padding-top: 3px;
}

.page-news .news-item__title {
  grid-area: title;
  position: relative;
  display: block;
  width: fit-content;
  max-width: 100%;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--c-text);
  overflow-wrap: break-word;
}

.page-news .news-item__title::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 3px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms var(--ease);
}

.page-news .news-item__head:hover .news-item__title::after,
.page-news .news-item__head:focus-visible .news-item__title::after,
.page-news .news-item[open] .news-item__title::after {
  transform: scaleX(1);
}

.page-news .news-item__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  padding-top: 2px;
}

.page-news .news-item__ver,
.page-news .news-item__time {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--c-border);
}

.page-news .news-item__ver {
  color: var(--c-accent-2);
}

.page-news .news-item__more {
  padding: 2px 4px 20px 4px;
  color: var(--c-text-2);
  font-size: 15px;
  line-height: 1.85;
}

.page-news .news-item__more p {
  margin: 0;
  max-width: 68ch;
}

/* 纯 CSS 分类筛选 */
.page-news #nf-version:checked ~ .news-list > .news-item,
.page-news #nf-column:checked ~ .news-list > .news-item,
.page-news #nf-feature:checked ~ .news-list > .news-item {
  display: none;
}

.page-news #nf-version:checked ~ .news-list > .news-item[data-cat="version"],
.page-news #nf-column:checked ~ .news-list > .news-item[data-cat="column"],
.page-news #nf-feature:checked ~ .news-list > .news-item[data-cat="feature"] {
  display: block;
}

/* ---------- 版本专栏 ---------- */
.page-news .news-versions {
  display: grid;
  gap: 10px;
}

.page-news .news-ver__no {
  display: inline-block;
  min-width: 3rem;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--c-accent);
}

.page-news .news-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-bullets li {
  position: relative;
  padding-left: 18px;
  color: var(--c-text-2);
  font-size: 15px;
  line-height: 1.85;
}

.page-news .news-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--c-accent-2);
}

/* ---------- 专题 ---------- */
.page-news .news-feature-grid {
  display: grid;
  gap: 22px;
}

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

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

.page-news .news-feature-list li {
  padding: 15px 17px;
  border: var(--line-soft);
  border-left: 3px solid var(--c-accent-2);
  border-radius: var(--radius-sm);
  background: rgba(14, 42, 66, 0.72);
  transition: border-left-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-news .news-feature-list li:hover {
  border-left-color: var(--c-accent);
  transform: translateX(2px);
}

.page-news .news-feature-list__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--c-text);
}

.page-news .news-feature-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-text-2);
}

/* ---------- 台账 ---------- */
.page-news .news-table-wrap {
  overflow-x: auto;
  border: var(--line-soft);
  border-radius: var(--radius);
  background: rgba(14, 42, 66, 0.62);
}

.page-news .news-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
  color: var(--c-text);
}

.page-news .news-table caption {
  padding: 16px 18px 10px;
  text-align: left;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--c-text-2);
}

.page-news .news-table th,
.page-news .news-table td {
  padding: 13px 18px;
  text-align: left;
  border-bottom: var(--line-soft);
}

.page-news .news-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--c-text-2);
  border-bottom: 1px solid rgba(124, 143, 163, 0.4);
}

.page-news .news-table tbody tr:last-child th,
.page-news .news-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-news .news-table tbody tr:hover {
  background: rgba(27, 58, 85, 0.5);
}

.page-news .news-table td.mono {
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--c-accent-2);
  white-space: nowrap;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-spark-wrap {
  margin: 0 0 24px;
}

.page-news .news-spark {
  display: block;
  width: 100%;
  height: auto;
  border: var(--line-soft);
  border-radius: var(--radius);
  background: rgba(14, 42, 66, 0.6);
}

.page-news .news-spark__base {
  stroke: rgba(124, 143, 163, 0.32);
  stroke-width: 1;
}

.page-news .news-spark__line {
  fill: none;
  stroke: var(--c-accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-news .news-spark__dot {
  fill: var(--c-accent-2);
}

.page-news .news-spark__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--c-border);
}

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

.page-news .news-cadence__item {
  padding: 18px 18px 20px;
  border: var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(27, 58, 85, 0.62), rgba(14, 42, 66, 0.9));
}

.page-news .news-cadence__no {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-accent);
}

.page-news .news-cadence__item h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16.5px;
  color: var(--c-text);
}

.page-news .news-cadence__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-text-2);
}

/* ---------- 侧栏 ---------- */
.page-news .news-railcard {
  padding: 18px;
  border: var(--line-soft);
  border-radius: var(--radius);
  background: rgba(14, 42, 66, 0.72);
}

.page-news .news-railcard__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--c-text-2);
}

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

.page-news .news-railcard__row {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: var(--line-soft);
}

.page-news .news-railcard__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .news-railcard__ver {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-accent);
}

.page-news .news-railcard__desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-text-2);
}

.page-news .news-rail-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .news-rail-links a {
  display: block;
  padding: 10px 12px;
  border: var(--line-soft);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-text);
  text-decoration: none;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-news .news-rail-links a:hover {
  border-color: var(--c-accent);
  background: rgba(27, 58, 85, 0.6);
}

.page-news .news-rail-links a:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .news-item__head {
    grid-template-columns: 4.6rem minmax(0, 1fr) 13rem;
    grid-template-areas: "no title meta";
    align-items: center;
    gap: 10px 18px;
    padding: 18px 6px;
  }

  .page-news .news-item__meta {
    justify-content: flex-end;
  }

  .page-news .news-item__more {
    padding: 2px 6px 20px 5.4rem;
  }

  .page-news .news-feature-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
    gap: 26px;
  }

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

@media (min-width: 1024px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) var(--news-rail);
    gap: 48px;
    align-items: start;
    padding-top: 44px;
  }

  .page-news .news-body__rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-news .news-hero__inner {
    gap: 18px;
    padding-top: 30px;
    padding-bottom: 36px;
  }
}

@media (min-width: 1240px) {
  .page-news .news-item__head {
    grid-template-columns: 5rem minmax(0, 1fr) 14rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item__title::after,
  .page-news .news-feature-list li,
  .page-news .news-rail-links a,
  .page-news .news-item__head,
  .page-news .news-filter__chip {
    transition: none;
  }

  .page-news .news-feature-list li:hover {
    transform: none;
  }
}
<<<END>>>