.page-news {
  --news-cat-w: 268px;
  --news-media-w: 220px;
}

/* 导读区 */
.page-news .news-intro__grid {
  display: grid;
  gap: 28px;
}

.page-news .news-intro__main {
  max-width: 800px;
}

.page-news .news-intro__main h1 {
  font-family: var(--font-head);
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.16;
  margin: 14px 0 18px;
  color: var(--c-fg);
  letter-spacing: 0.01em;
}

.page-news .news-intro__lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-muted);
  max-width: 660px;
  margin: 0;
}

.page-news .news-intro__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 20px;
  background: var(--c-bg-blue);
  border: 1px solid var(--c-bg-soft);
}

.page-news .news-intro__stats > div {
  border-left: 2px solid var(--c-secondary);
  padding-left: 12px;
}

.page-news .news-intro__stats dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
  letter-spacing: 0.08em;
}

.page-news .news-intro__stats dd {
  margin: 4px 0 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--c-fg);
}

@media (min-width: 900px) {
  .page-news .news-intro__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
    align-items: end;
  }
}

/* 分类筛选区 */
.page-news .news-dir {
  background-image:
    linear-gradient(rgba(176, 175, 169, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(176, 175, 169, 0.055) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-news .news-dir__grid {
  display: grid;
  gap: 28px;
}

.page-news .news-catbar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-catbar__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--c-bg-soft);
  background: var(--c-bg);
  color: var(--c-fg);
  text-decoration: none;
  scroll-snap-align: start;
  transition:
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease),
    margin-left var(--dur) var(--ease),
    padding-left var(--dur) var(--ease);
}

.page-news .news-catbar__item:hover,
.page-news .news-catbar__item:focus-visible {
  border-color: var(--c-accent);
  background: var(--c-bg-soft);
}

.page-news .news-catbar__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-secondary);
  min-width: 22px;
}

.page-news .news-catbar__text {
  font-size: 14px;
  white-space: nowrap;
}

.page-news .news-catbar__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
  margin-left: auto;
  white-space: nowrap;
}

.page-news .news-dir__panel h2 {
  font-family: var(--font-head);
  font-size: 30px;
  margin: 0 0 12px;
  color: var(--c-fg);
}

.page-news .news-dir__panel p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
  margin: 0 0 12px;
  max-width: 600px;
}

@media (min-width: 900px) {
  .page-news .news-dir__grid {
    grid-template-columns: var(--news-cat-w) minmax(0, 1fr);
    gap: 56px;
  }

  .page-news .news-catbar {
    flex-direction: column;
    gap: 4px;
    border-left: 2px solid var(--c-bg-soft);
    padding: 0 0 0 12px;
    overflow: visible;
  }

  .page-news .news-catbar__item {
    border: 0;
    background: none;
    padding: 10px 12px;
  }

  .page-news .news-catbar__item:hover,
  .page-news .news-catbar__item:focus-visible {
    margin-left: -14px;
    padding-left: 24px;
    border-left: 2px solid var(--c-accent);
    background: linear-gradient(90deg, rgba(255, 90, 43, 0.12), transparent);
  }

  .page-news .news-dir__panel {
    padding-left: 32px;
    border-left: 1px solid var(--c-bg-soft);
  }
}

/* 精选文章 */
.page-news .news-featured__card {
  display: grid;
  background: var(--c-bg-blue);
  border: 1px solid var(--c-bg-soft);
}

.page-news .news-featured__media {
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-news .news-featured__img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  display: block;
}

.page-news .news-featured__body {
  padding: 26px 22px;
}

.page-news .news-featured__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .news-featured__body h3 {
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.3;
  margin: 16px 0 12px;
  color: var(--c-fg);
}

.page-news .news-featured__body > p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
  margin: 0;
  max-width: 580px;
}

.page-news .news-featured__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}

@media (min-width: 800px) {
  .page-news .news-featured__card {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-news .news-featured__media {
    min-height: 340px;
  }

  .page-news .news-featured__body {
    padding: 36px 32px;
  }
}

/* 最新动态 */
.page-news .news-catgroup {
  scroll-margin-top: calc(var(--header-h) + 16px);
  margin-top: 40px;
}

.page-news .news-catgroup:first-child {
  margin-top: 0;
}

.page-news .news-catgroup__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-fg);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-bg-soft);
  margin: 0 0 4px;
}

.page-news .news-catgroup__dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 99px;
  background: var(--c-secondary);
}

.page-news .news-catgroup__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
  margin-left: auto;
}

.page-news .news-item {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--c-bg-soft);
}

.page-news .news-item__main {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
}

.page-news .news-item__num {
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.5;
  color: var(--c-accent);
}

.page-news .news-item__content h4 {
  font-family: var(--font-head);
  font-size: 19px;
  line-height: 1.45;
  margin: 0 0 6px;
  color: var(--c-fg);
  transition: color var(--dur) var(--ease);
}

.page-news .news-item:hover .news-item__content h4 {
  color: var(--c-accent);
}

.page-news .news-item__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 6px;
}

.page-news .news-item__content > p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0;
  max-width: 660px;
}

.page-news .news-item__media {
  width: 100%;
  margin: 0;
}

.page-news .news-item__media img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

@media (min-width: 700px) {
  .page-news .news-item {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-news .news-item__main {
    flex: 1 1 auto;
  }

  .page-news .news-item--hasimg .news-item__media {
    width: var(--news-media-w);
    flex: 0 0 var(--news-media-w);
    margin-top: 4px;
  }

  .page-news .news-item__media img {
    height: 150px;
  }
}

/* 折叠摘要 */
.page-news .news-fold {
  margin-top: 10px;
}

.page-news .news-fold summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--c-accent);
  font-size: 14px;
  list-style: none;
}

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

.page-news .news-fold summary::before {
  content: '+';
  font-family: var(--font-mono);
  color: var(--c-secondary);
}

.page-news .news-fold[open] summary::before {
  content: '-';
}

.page-news .news-fold__text {
  margin-top: 10px;
  padding: 12px 14px;
  border-left: 2px solid var(--c-secondary);
  background: var(--c-bg-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* 继续阅读 */
.page-news .news-guide__grid {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.page-news .news-guide__card {
  display: grid;
  gap: 8px;
  padding: 24px;
  border: 1px solid var(--c-bg-soft);
  background: var(--c-bg-soft);
  color: var(--c-fg);
  text-decoration: none;
  transition:
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-news .news-guide__card:hover,
.page-news .news-guide__card:focus-visible {
  border-color: var(--c-accent);
  background: var(--c-bg-blue);
  transform: translateY(-2px);
}

.page-news .news-guide__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-secondary);
}

.page-news .news-guide__card strong {
  font-size: 18px;
  color: var(--c-fg);
}

.page-news .news-guide__card span:last-child {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

@media (min-width: 800px) {
  .page-news .news-guide__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 焦点与动效 */
.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--c-secondary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition: none !important;
  }
}