/* ===== 战报动态 /newsroom/ ===== */

.page-news {
  display: block;
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  position: relative;
  padding-block: clamp(var(--space-8), 9vw, var(--section-y-lg));
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  overflow: hidden;
}

.page-news .news-hero__media {
  position: absolute;
  inset: 0;
}

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

.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

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

.page-news .news-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-news .news-hero .breadcrumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: var(--border-thin) solid currentColor;
  padding-bottom: 1px;
  transition: color 180ms linear;
}

.page-news .news-hero .breadcrumb a:hover,
.page-news .news-hero .breadcrumb a:focus-visible {
  color: var(--color-contrast-ink);
}

.page-news .news-hero__eyebrow {
  margin: var(--space-6) 0 0;
  color: var(--color-contrast-accent);
}

.page-news .news-hero__title {
  margin: var(--space-2) 0 0;
  max-width: 20ch;
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--color-contrast-ink);
}

.page-news .news-hero__lede {
  margin: var(--space-4) 0 0;
  max-width: 54ch;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-news .news-hero__grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-8);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-news .news-hero__nav,
.page-news .news-hero__figures {
  min-width: 0;
}

.page-news .news-hero__nav-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: color-mix(in srgb, var(--color-contrast-ink) 55%, transparent);
}

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

.page-news .news-hero__item {
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-news .news-hero__item:last-child {
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-news .news-hero__link {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0 var(--space-2);
  align-items: baseline;
  padding: var(--space-2) 0;
  color: var(--color-contrast-ink);
  text-decoration: none;
  transition: color 180ms linear;
}

.page-news .news-hero__link:hover,
.page-news .news-hero__link:focus-visible {
  color: var(--color-contrast-accent);
}

.page-news .news-hero__no {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
}

.page-news .news-hero__name {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: var(--tracking-heading);
}

.page-news .news-hero__cadence {
  grid-column: 2;
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 58%, transparent);
}

.page-news .news-hero__figures {
  display: grid;
  gap: var(--space-4);
  align-content: start;
}

.page-news .hero-figure {
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-contrast-accent);
}

.page-news .hero-figure__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  color: var(--color-contrast-ink);
}

.page-news .hero-figure__label {
  margin: var(--space-1) 0 0;
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

/* ---------- 专题区块 ---------- */
.page-news .topic-section {
  padding-block: var(--space-8);
  background-color: var(--color-surface);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-news .topic-section--alt {
  background-color: var(--color-surface-alt);
}

.page-news .topic-section__inner {
  display: grid;
  gap: var(--space-6);
}

.page-news .topic-section__main,
.page-news .topic-section__aside {
  min-width: 0;
}

.page-news .topic-section__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-ink-muted);
}

.page-news .topic-section__name {
  margin: var(--space-1) 0 0;
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-news .topic-section__name::after {
  content: "";
  display: block;
  width: 56px;
  height: var(--border-thick);
  margin-top: var(--space-2);
  background: var(--color-primary);
}

.page-news .topic-section__lede {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-news .topic-section__points {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
}

.page-news .topic-section__points li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-news .topic-section__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 2px;
  background: var(--color-primary);
}

.page-news .topic-section__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  margin: var(--space-4) 0 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-news .topic-section__count {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-news .topic-section__link {
  color: var(--color-primary);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 1px;
  transition: background-color 180ms linear, color 180ms linear;
}

.page-news .topic-section__link:hover,
.page-news .topic-section__link:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-news .topic-section__figure {
  margin: 0;
  background: var(--color-surface-deep);
}

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

.page-news .topic-section__caption {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

.page-news .mini-bracket {
  box-sizing: border-box;
  display: block;
  width: 100%;
  height: auto;
  padding: var(--space-3);
  background: var(--color-surface-deep);
  color: var(--color-line);
}

.page-news .mini-bracket rect {
  color: var(--color-ink-muted);
}

.page-news .mini-bracket .mb-active {
  color: var(--color-primary);
}

.page-news .topic-section__panel {
  overflow-x: auto;
}

.page-news .topic-table {
  width: 100%;
  border-collapse: collapse;
}

.page-news .topic-table__caption {
  caption-side: top;
  text-align: left;
  padding-bottom: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

/* ---------- 在更条目流 ---------- */
.page-news .news-feed {
  padding-block: var(--section-y);
  background-color: var(--color-surface-alt);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-news .news-feed__jump {
  margin-top: var(--space-4);
}

.page-news .news-feed__jump .chip {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-decoration: none;
}

.page-news .feed-list {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
}

.page-news .feed-item {
  position: relative;
  padding: var(--space-4) 0 var(--space-4) var(--space-6);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-news .feed-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-4) + 0.5rem);
  z-index: 1;
  width: 9px;
  height: 9px;
  background: var(--color-primary);
}

.page-news .feed-item::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  bottom: 0;
  z-index: 0;
  width: var(--border-thin);
  background: var(--color-line);
}

.page-news .feed-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  font-size: var(--text-xs);
}

.page-news .feed-item__topic {
  display: inline-block;
  padding: 2px var(--space-1);
  background: var(--color-primary-soft);
  color: var(--color-ink);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background-color 180ms linear, color 180ms linear;
}

.page-news .feed-item__topic:hover,
.page-news .feed-item__topic:focus-visible {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-news .feed-item__time {
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-news .feed-item__title {
  margin: var(--space-2) 0 0;
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: var(--tracking-heading);
}

.page-news .feed-item__trigger {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  margin: 0;
  padding: 0;
  background: none;
  border: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: color 180ms linear;
}

.page-news .feed-item__trigger:hover {
  color: var(--color-primary);
}

.page-news .feed-item__icon {
  flex: none;
  position: relative;
  width: 12px;
  height: 12px;
  margin-left: auto;
  color: var(--color-primary);
}

.page-news .feed-item__icon::before,
.page-news .feed-item__icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 12px;
  height: 2px;
  background: currentColor;
  transition: transform 180ms linear;
}

.page-news .feed-item__icon::after {
  transform: rotate(90deg);
}

.page-news .feed-item[data-open] .feed-item__icon::after {
  transform: rotate(90deg) scaleX(0);
}

.page-news .feed-item__summary {
  margin: var(--space-2) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-news .feed-item__panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height 200ms linear;
}

.page-news .feed-item[data-open] .feed-item__panel {
  max-height: 60rem;
}

.page-news .feed-item__body {
  margin-top: var(--space-3);
  padding: var(--space-3);
  max-width: var(--measure);
  background: var(--color-highlight);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-news .feed-item__body p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

/* ---------- 更新与编辑说明 ---------- */
.page-news .news-notes {
  padding-block: var(--section-y);
  background-color: var(--color-surface);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-news .news-notes__panel {
  padding: var(--space-6) var(--space-4);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-news .news-notes__panel .eyebrow {
  margin: 0;
  color: var(--color-contrast-accent);
}

.page-news .news-notes__title {
  margin: var(--space-2) 0 0;
  max-width: 30ch;
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-news .news-notes__grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-news .news-notes__head {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-contrast-accent);
}

.page-news .news-notes__col p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

/* ---------- 焦点态 ---------- */
.page-news .news-hero__link:focus-visible,
.page-news .feed-item__trigger:focus-visible,
.page-news .feed-item__topic:focus-visible,
.page-news .topic-section__link:focus-visible,
.page-news .news-feed__jump .chip:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__link {
    grid-template-columns: 2.25rem minmax(0, 1fr) auto;
    gap: 0 var(--space-3);
  }

  .page-news .news-hero__cadence {
    grid-column: 3;
  }
}

@media (min-width: 800px) {
  .page-news .news-notes__panel {
    padding: var(--space-8);
  }

  .page-news .news-notes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
  }

  .page-news .topic-section__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-news .topic-section--flip .topic-section__main {
    order: 2;
  }

  .page-news .topic-section--flip .topic-section__aside {
    order: 1;
  }
}

@media (min-width: 1100px) {
  .page-news .topic-section {
    padding-block: var(--section-y);
  }
}

/* ---------- 无脚本与降低动效 ---------- */
@media (scripting: none) {
  .page-news .feed-item__panel {
    max-height: none;
  }

  .page-news .feed-item__icon {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-hero .breadcrumb a,
  .page-news .news-hero__link,
  .page-news .topic-section__link,
  .page-news .feed-item__topic,
  .page-news .feed-item__trigger,
  .page-news .feed-item__icon::before,
  .page-news .feed-item__icon::after,
  .page-news .feed-item__panel {
    transition: none;
  }
}