.page-news {
  background: var(--mist);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(1.25rem, 3vw, 2rem) 0 clamp(2.5rem, 5vw, 4rem);
}

.page-news .breadcrumb {
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-news .news-hero__title {
  margin: 0.55rem 0 1.25rem;
  font-size: clamp(2.05rem, 6.4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-news .news-hero__title em {
  font-style: normal;
  color: var(--teal);
  background: linear-gradient(transparent 66%, rgba(226, 122, 63, 0.32) 66%);
}

.page-news .news-hero__intro {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.3vw, 1.125rem);
  line-height: 1.85;
  color: var(--ink-80);
}

.page-news .news-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
  gap: 1px;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  padding: 0;
  list-style: none;
  background: var(--hair);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-news .news-hero__facts li {
  display: grid;
  gap: 0.3rem;
  padding: 1rem 1.1rem;
  background: var(--white);
  font-size: 0.84rem;
  color: var(--ink-60);
}

.page-news .news-hero__fact-num {
  font-family: var(--font-head);
  font-size: clamp(1.35rem, 3.4vw, 1.7rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--teal-deep);
}

/* ---------- 侧栏 ---------- */
.page-news .news-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-news .news-fixed {
  padding: 1.3rem;
  border-radius: var(--r-md);
  background: var(--ink);
  color: var(--mist);
}

.page-news .news-fixed__label {
  margin: 0 0 0.55rem;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal-soft);
}

.page-news .news-fixed__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(245, 248, 248, 0.28);
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-news .news-fixed__link:hover,
.page-news .news-fixed__link:focus-visible {
  color: var(--sand);
  border-bottom-color: var(--sand);
}

.page-news .news-fixed__note {
  margin: 0.8rem 0 0;
  font-family: var(--font-body);
  font-size: 0.83rem;
  line-height: 1.75;
  color: rgba(245, 248, 248, 0.74);
}

.page-news .news-toc {
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  background: var(--white);
}

.page-news .news-toc .toc__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-news .news-toc .toc__list {
  display: grid;
  gap: 0.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-toc .toc__link {
  display: block;
  padding: 0.38rem 0 0.38rem 0.9rem;
  border-left: 2px solid var(--hair);
  font-size: 0.9rem;
  color: var(--ink-80);
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .news-toc .toc__link:hover,
.page-news .news-toc .toc__link[aria-current="true"] {
  border-left-color: var(--sand);
  color: var(--teal-deep);
}

.page-news .news-legend {
  padding: 1rem 1.25rem 1.15rem;
  border: 1px dashed var(--hair);
  border-radius: var(--r-md);
}

.page-news .news-legend__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-news .news-legend__list {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
  color: var(--ink-60);
}

.page-news .news-legend__list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news .news-legend__dot {
  width: 0.55rem;
  height: 0.55rem;
  flex: 0 0 auto;
  border-radius: var(--r-pill);
}

.page-news .news-legend__dot--version { background: var(--teal); }
.page-news .news-legend__dot--catalog { background: var(--flag); }
.page-news .news-legend__dot--mobile { background: var(--teal-soft); }
.page-news .news-legend__dot--download { background: var(--sand); }
.page-news .news-legend__dot--guide { background: var(--gray); }
.page-news .news-legend__dot--topic { background: var(--teal-deep); }

/* ---------- 更新列表 ---------- */
.page-news .news-stream {
  padding: clamp(2.25rem, 5vw, 3.5rem) 0 clamp(1.5rem, 3vw, 2rem);
}

.page-news .news-stream__head {
  display: grid;
  gap: 1rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-news .news-stream__note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--ink-60);
}

.page-news .news-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
  padding: 0;
}

.page-news .tabs__tab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.58rem 1rem;
  border: 1px solid var(--hair);
  border-radius: var(--r-pill);
  background: var(--white);
  color: var(--teal-deep);
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .tabs__tab:hover {
  border-color: var(--teal-soft);
}

.page-news .tabs__tab:focus-visible {
  outline: 2px solid var(--sand);
  outline-offset: 2px;
}

.page-news .tabs__tab[aria-selected="true"] {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--white);
}

.page-news .news-tabs__count {
  font-size: 0.7rem;
  opacity: 0.72;
}

.page-news .news-list {
  display: grid;
  gap: clamp(1.1rem, 2.5vw, 1.6rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.4rem clamp(0.6rem, 2vw, 1.35rem);
  padding-bottom: clamp(1.1rem, 2.5vw, 1.6rem);
  border-bottom: 1px solid var(--hair);
  transition: transform 0.35s var(--ease);
}

.page-news .news-item:hover {
  transform: translateX(4px);
}

.page-news .news-item__num {
  padding-top: 0.15rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--teal-soft);
  transition: color 0.3s var(--ease);
}

.page-news .news-item:hover .news-item__num {
  color: var(--sand);
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.page-news .news-item__when {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.62rem;
  border-radius: var(--r-pill);
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.page-news .tag--version {
  background: rgba(15, 107, 122, 0.12);
  color: var(--teal-deep);
}

.page-news .tag--catalog {
  background: rgba(194, 74, 63, 0.12);
  color: var(--flag);
}

.page-news .tag--mobile {
  background: rgba(79, 163, 174, 0.2);
  color: var(--teal-deep);
}

.page-news .tag--download {
  background: rgba(226, 122, 63, 0.22);
  color: var(--ink);
}

.page-news .tag--guide {
  background: var(--haze);
  color: var(--teal-deep);
}

.page-news .tag--topic {
  background: var(--ink);
  color: var(--mist);
}

.page-news .news-item__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .news-item__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.97rem;
  line-height: 1.82;
  color: var(--ink-80);
}

.page-news .news-item__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.75rem;
  padding-bottom: 0.1rem;
  border-bottom: 1px solid rgba(15, 107, 122, 0.35);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--teal);
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .news-item__link:hover,
.page-news .news-item__link:focus-visible {
  color: var(--teal-deep);
  border-bottom-color: var(--sand);
}

.page-news .news-item--lead {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .news-item--lead .news-item__title {
  font-size: clamp(1.3rem, 3.6vw, 1.9rem);
  line-height: 1.32;
}

.page-news .news-item__media {
  margin: 1rem 0 0.25rem;
  border-radius: var(--r-md);
  overflow: hidden;
}

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

/* ---------- 山脊线分隔 ---------- */
.page-news .news-ridge {
  display: block;
  width: 100%;
  height: clamp(26px, 4.5vw, 48px);
  color: var(--teal-soft);
  opacity: 0.6;
}

/* ---------- 通用区块 ---------- */
.page-news .news-block {
  padding: clamp(2.25rem, 5vw, 3.75rem) 0;
}

.page-news .news-block--tint {
  background: var(--haze);
}

.page-news .news-block--paper {
  background: var(--white);
}

.page-news .news-block__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-news .news-block .section-title {
  margin: 0.4rem 0 1rem;
}

.page-news .news-block .prose {
  margin: 0 0 1.35rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-80);
}

.page-news .news-figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-card);
}

.page-news .news-figure .media-caption {
  padding: 0.7rem 1rem 0.85rem;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--ink-60);
}

/* ---------- 版本节点 ---------- */
.page-news .news-nodes {
  display: grid;
  gap: 0.7rem;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.page-news .news-nodes li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.35rem;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--hair);
  border-radius: var(--r-sm);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--ink-80);
}

.page-news .news-nodes__label {
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--teal);
}

/* ---------- 移动适配条目 ---------- */
.page-news .news-checks {
  display: grid;
  gap: 0.7rem;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.page-news .news-checks li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--ink-80);
  border-bottom: 1px solid var(--hair-soft);
}

.page-news .news-checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 2px;
  background: var(--sand);
}

.page-news .news-checks strong {
  font-family: var(--font-head);
  font-weight: 800;
  color: var(--ink);
}

/* ---------- 目录记录 ---------- */
.page-news .news-log {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hair);
}

.page-news .news-log li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.3rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--hair);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--ink-80);
}

.page-news .news-log__when {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--flag);
}

/* ---------- 跟进与支持 ---------- */
.page-news .news-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-news .news-support__item {
  display: grid;
  gap: 0.45rem;
  align-content: start;
  padding: 1.25rem;
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  background: var(--mist);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), background-color 0.3s var(--ease);
}

.page-news .news-support__item:hover,
.page-news .news-support__item:focus-visible {
  border-color: var(--teal);
  background: var(--white);
  transform: translateY(-3px);
}

.page-news .news-support__kicker {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-news .news-support__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--ink);
}

.page-news .news-support__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ink-60);
}

.page-news .news-contact {
  margin-top: clamp(1.5rem, 3vw, 2rem);
  padding-top: 1.25rem;
  border-top: 1px solid var(--hair);
}

.page-news .news-contact__line {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--ink-80);
}

.page-news .news-contact__line a {
  color: var(--teal-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 107, 122, 0.35);
}

.page-news .news-contact__line a:hover,
.page-news .news-contact__line a:focus-visible {
  border-bottom-color: var(--sand);
}

.page-news .news-contact__note {
  margin: 0.6rem 0 0;
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--ink-60);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-log li {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

  .page-news .news-nodes li {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }

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

@media (min-width: 860px) {
  .page-news .news-stream__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 2.5rem;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: clamp(2rem, 4vw, 4rem);
    align-items: start;
  }

  .page-news .news-side {
    position: sticky;
    top: 1.5rem;
  }

  .page-news .news-block__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-news .news-block--flip .news-block__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .page-news .news-block--flip .news-figure {
    order: -1;
  }
}

@media (min-width: 1040px) {
  .page-news .news-support {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-support__item,
  .page-news .news-fixed__link {
    transition: none;
  }

  .page-news .news-item:hover,
  .page-news .news-support__item:hover {
    transform: none;
  }
}