.page-news {
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumbs {
  padding-block: 1.25rem 0.25rem;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-block: 1.5rem 3rem;
}

.page-news .news-hero__title {
  max-width: 20ch;
  margin-top: 0.75rem;
}

.page-news .news-hero__lead {
  max-width: 48rem;
  margin-top: 1.25rem;
  color: var(--silver);
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 2.5rem;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}

.page-news .news-stat {
  background: var(--panel);
  padding: 1.25rem 1rem;
}

.page-news .news-stat__num {
  display: block;
  font-family: var(--mono);
  font-size: clamp(1.375rem, 4.4vw, 1.875rem);
  line-height: 1.15;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

.page-news .news-stat__label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

/* ---------- 图片容器（页面级） ---------- */
.page-news .news-figure {
  margin: 2rem 0 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

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

.page-news .news-figure .media__cap {
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

.page-news .news-banner {
  margin-top: 2.5rem;
}

/* ---------- 专题列表 ---------- */
.page-news .news-feed {
  padding-block: 0 3rem;
}

.page-news .news-feed__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
}

.page-news .news-feed__count {
  font-family: var(--mono);
  color: var(--mist);
  letter-spacing: 0.08em;
}

.page-news .news-toolbar {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding-bottom: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .news-toolbar .filter__btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-news .news-toolbar .filter__btn[aria-pressed="true"],
.page-news .news-toolbar .filter__btn.is-active {
  color: var(--violet);
  border-color: var(--violet);
  background: rgba(168, 85, 247, 0.12);
}

.page-news .news-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  transition: opacity 0.25s var(--ease);
}

.page-news .news-item[hidden],
.page-news .news-item.is-filtered-out {
  display: none;
}

.page-news .news-item__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.page-news .news-item__time {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-item__title {
  margin: 0;
  font-size: clamp(1.0625rem, 2.6vw, 1.375rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--silver);
}

.page-news .news-item__sum {
  margin: 0.625rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-item__more > summary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.875rem;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  cursor: pointer;
  list-style: none;
}

.page-news .news-item__more > summary::-webkit-details-marker {
  display: none;
}

.page-news .news-item__more > summary::before {
  content: "+";
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1;
}

.page-news .news-item__more[open] > summary::before {
  content: "\2212";
}

.page-news .news-item__body {
  margin: 0.75rem 0 0;
  padding-left: 1rem;
  border-left: 2px solid var(--line);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--silver);
}

/* ---------- 季度校准 ---------- */
.page-news .news-quarter {
  padding-block: 0 3rem;
}

.page-news .news-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.page-news .news-quarter__lead {
  margin-top: 1rem;
  color: var(--silver);
}

.page-news .quarter-track {
  margin-top: 1.75rem;
  border-top: 1px solid var(--line);
}

.page-news .quarter-node {
  border-bottom: 1px solid var(--line);
}

.page-news .quarter-node > summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.0625rem 0;
  font-weight: 700;
  color: var(--silver);
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease);
}

.page-news .quarter-node > summary::-webkit-details-marker {
  display: none;
}

.page-news .quarter-node > summary:hover {
  color: var(--cyan);
}

.page-news .quarter-node__tag {
  flex: 0 0 auto;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-news .quarter-node__body {
  margin: 0;
  padding: 0 0 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-quarter__figure {
  margin-top: 0;
}

/* ---------- 库存状态观察 ---------- */
.page-news .news-stock {
  padding-block: 0 3rem;
}

.page-news .news-stock__lead {
  max-width: 44rem;
  margin-top: 1rem;
  color: var(--silver);
}

.page-news .stock-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}

.page-news .stock-card {
  padding: 1.125rem 1rem;
  background: var(--panel);
}

.page-news .stock-card--warn {
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.08), var(--panel) 70%);
}

.page-news .stock-card--alert {
  background: linear-gradient(180deg, rgba(251, 113, 133, 0.08), var(--panel) 70%);
}

.page-news .stock-card__txt {
  margin: 0.75rem 0 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-stock__note {
  margin-top: 2rem;
  padding-left: 1rem;
  border-left: 2px solid var(--cyan);
  color: var(--silver);
}

/* ---------- 版本与规则更新 ---------- */
.page-news .news-version {
  padding-block: 0 3rem;
}

.page-news .version-track {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .version-node {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
  padding: 0 0 1.75rem 1.25rem;
  border-left: 1px solid var(--line);
}

.page-news .version-node::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 0.5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.14);
}

.page-news .version-node:last-child {
  padding-bottom: 0.25rem;
}

.page-news .version-node:last-child::before {
  background: var(--violet);
  box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.16);
}

.page-news .version-node__year {
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-news .version-node__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--silver);
}

.page-news .version-node__body p {
  margin: 0.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-version__figure {
  margin-top: 2rem;
}

.page-news .news-version__more {
  margin-top: 1rem;
}

.page-news .news-version__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.35);
  padding-bottom: 2px;
}

.page-news .news-version__more a:hover {
  color: var(--violet);
  border-bottom-color: var(--violet);
}

/* ---------- 咨询入口 ---------- */
.page-news .news-help {
  padding-block: 0 4rem;
}

.page-news .news-help__panel .panel__body p {
  color: var(--silver);
}

.page-news .news-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-news .news-help__actions .btn {
  flex: 1 1 auto;
  justify-content: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-stock .stock-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-help__actions .btn {
    flex: 0 0 auto;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding-block: 2.25rem 4rem;
  }

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

  .page-news .news-stat {
    padding: 1.5rem 1.25rem;
  }

  .page-news .news-item {
    grid-template-columns: 12rem minmax(0, 1fr);
    gap: 0.5rem 2.5rem;
    padding: 2rem 0;
  }

  .page-news .news-item__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.625rem;
    padding-top: 0.2rem;
  }

  .page-news .news-item__time {
    letter-spacing: 0.08em;
  }

  .page-news .news-feed,
  .page-news .news-quarter,
  .page-news .news-stock,
  .page-news .news-version {
    padding-block: 0 4.5rem;
  }

  .page-news .news-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3.5rem;
    align-items: start;
    padding-top: 3.5rem;
  }

  .page-news .news-quarter__figure {
    margin-top: 3.5rem;
  }

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

  .page-news .version-node {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 0 1.5rem;
    padding-left: 1.75rem;
  }

  .page-news .version-node__year {
    padding-top: 0.2rem;
  }

  .page-news .news-version__figure {
    max-width: 44rem;
  }
}

@media (min-width: 1100px) {
  .page-news .news-hero__title {
    max-width: 24ch;
  }

  .page-news .news-banner img {
    max-height: 30rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .quarter-node > summary {
    transition: none;
  }
}