.page-news {
  --news-aside-w: 236px;
  --news-cyan-soft: rgba(53, 242, 208, 0.12);
  --news-amber-soft: rgba(242, 166, 59, 0.12);
  --news-brick-soft: rgba(196, 85, 58, 0.14);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .news-masthead {
  margin-top: 1.5rem;
  padding: clamp(1.4rem, 4vw, 2.5rem);
  border-radius: var(--radius-panel-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 150% at 0% 0%, var(--news-cyan-soft), transparent 58%),
    linear-gradient(180deg, var(--ink-700), var(--ink-900));
  box-shadow: var(--shadow-panel);
}

.page-news .news-masthead h1 {
  margin: 0.55rem 0 0.9rem;
  max-width: 22ch;
  font-size: clamp(1.72rem, 5.2vw, 2.85rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.page-news .news-masthead .lede {
  margin: 0;
  max-width: 60ch;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--text);
}

.page-news .news-quicklinks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-quicklinks a {
  display: inline-flex;
  align-items: center;
  padding: 0.36rem 0.88rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--cyan-300);
  font-size: 0.82rem;
  text-decoration: none;
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.page-news .news-quicklinks a:hover,
.page-news .news-quicklinks a:focus-visible {
  background: var(--news-cyan-soft);
  border-color: var(--cyan-500);
  color: var(--text-strong);
}

.page-news .news-layout {
  display: grid;
  gap: 2rem;
  margin-top: 2.25rem;
}

.page-news .news-stream {
  display: grid;
  gap: 2.75rem;
  min-width: 0;
}

/* 左侧版本编号索引 */
.page-news .news-aside {
  padding: 1.15rem 1rem 1.25rem;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-700) 0%, var(--ink-900) 100%);
  box-shadow: var(--shadow-panel);
}

.page-news .news-aside__kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist-400);
}

.page-news .news-aside__title {
  margin: 0.35rem 0 0.9rem;
  font-size: 1.04rem;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-news .news-aside__list {
  display: grid;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-aside__link {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.5rem 0.55rem;
  border-left: 2px solid transparent;
  border-radius: 14px;
  color: var(--mist-400);
  font-size: 0.88rem;
  line-height: 1.5;
  text-decoration: none;
  transition: background var(--ease), color var(--ease), border-left-color var(--ease);
}

.page-news .news-aside__link:hover,
.page-news .news-aside__link:focus-visible {
  background: var(--panel-600);
  color: var(--text-strong);
  border-left-color: var(--amber-500);
}

.page-news .news-aside__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan-500);
}

.page-news .news-aside__link--key .news-aside__num {
  color: var(--amber-500);
}

.page-news .news-aside__note {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line-soft);
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--mist-400);
}

/* 章节通用 */
.page-news .news-section {
  min-width: 0;
}

.page-news .news-section__head {
  margin-bottom: 1.4rem;
}

.page-news .news-section__idx {
  display: inline-block;
  margin-bottom: 0.4rem;
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  color: var(--amber-500);
}

.page-news .news-section__head .section-title {
  margin: 0 0 0.6rem;
}

.page-news .news-section__lede {
  margin: 0;
  max-width: 64ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text);
}

.page-news .news-section__lede a {
  color: var(--cyan-300);
}

/* 通用图片容器 */
.page-news .news-figure {
  margin: 0 0 1.5rem;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line);
  background: var(--ink-700);
  overflow: hidden;
}

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

.page-news .news-figure figcaption {
  padding: 0.7rem 1.05rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.78rem;
  color: var(--mist-400);
}

.page-news .news-figure--wide {
  box-shadow: var(--shadow-panel);
}

/* 版本条目 */
.page-news .news-versions {
  border-top: 1px solid var(--line-soft);
}

.page-news .news-ver {
  position: relative;
  padding: 1.35rem 0.4rem 1.35rem 3.6rem;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--ease);
}

.page-news .news-ver:hover,
.page-news .news-ver:focus-within {
  background: rgba(255, 255, 255, 0.025);
}

.page-news .news-ver__num {
  position: absolute;
  left: 0.3rem;
  top: 1.28rem;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: rgba(53, 242, 208, 0.22);
  -webkit-text-stroke: 1.2px var(--cyan-500);
}

.page-news .news-ver--key {
  background: linear-gradient(90deg, var(--news-amber-soft), transparent 72%);
}

.page-news .news-ver--key .news-ver__num {
  color: rgba(242, 166, 59, 0.26);
  -webkit-text-stroke-color: var(--amber-500);
}

.page-news .news-ver__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.55rem;
}

.page-news .news-ver__time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--mist-400);
}

.page-news .news-ver__title {
  margin: 0 0 0.45rem;
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  line-height: 1.45;
  color: var(--text-strong);
}

.page-news .news-ver__text {
  margin: 0;
  max-width: 68ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--text);
}

.page-news .news-ver__text a {
  color: var(--cyan-300);
  text-underline-offset: 3px;
}

/* 分类胶囊 */
.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.22rem 0.66rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--news-cyan-soft);
  color: var(--cyan-300);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-news .news-tag--amber {
  background: var(--news-amber-soft);
  border-color: rgba(242, 166, 59, 0.34);
  color: var(--amber-200);
}

.page-news .news-tag--brick {
  background: var(--news-brick-soft);
  border-color: rgba(196, 85, 58, 0.36);
  color: var(--brick-text);
}

/* 更新日志清单 */
.page-news .news-log {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-log__item {
  display: grid;
  gap: 0.45rem;
  padding: 1rem 0.3rem;
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .news-log__title {
  margin: 0 0 0.25rem;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-strong);
}

.page-news .news-log__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--mist-400);
}

.page-news .news-log__time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--mist-400);
  white-space: nowrap;
}

/* 专题板块 */
.page-news .news-feature {
  display: grid;
  gap: 1.25rem;
  padding: 1.25rem;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line);
  background: linear-gradient(140deg, var(--ink-700), var(--ink-900) 62%);
  box-shadow: var(--shadow-panel);
}

.page-news .news-feature__media {
  margin: 0;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--line);
}

.page-news .news-feature__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-feature__body h3 {
  margin: 0.7rem 0 0.6rem;
  font-size: 1.2rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-news .news-feature__body p {
  margin: 0 0 0.7rem;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--text);
}

.page-news .news-feature__meta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--amber-200);
}

.page-news .news-topics {
  display: grid;
  gap: 1rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-topic {
  padding: 1.05rem 1.15rem;
  border-radius: 20px;
  border: 1px solid var(--line-soft);
  background: var(--ink-700);
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-news .news-topic:hover,
.page-news .news-topic:focus-within {
  transform: translateY(-2px);
  border-color: var(--line);
  box-shadow: var(--shadow-panel);
}

.page-news .news-topic h3 {
  margin: 0.7rem 0 0.45rem;
  font-size: 1.02rem;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-news .news-topic p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--text);
}

.page-news .news-topic__meta {
  margin-top: 0.7rem !important;
  font-family: var(--font-mono);
  font-size: 0.73rem !important;
  letter-spacing: 0.05em;
  color: var(--mist-400) !important;
}

/* 公告清单 */
.page-news .news-announce {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-announce__item {
  display: grid;
  gap: 0.5rem;
  padding: 0.9rem 0.3rem;
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .news-announce__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.68;
  color: var(--text);
}

.page-news .news-announce__time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--mist-400);
  white-space: nowrap;
}

/* 下一步入口 */
.page-news .news-actions {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.page-news .news-actions .news-action {
  display: block;
  padding: 1.25rem 1.2rem;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--ink-700), var(--ink-900));
  color: inherit;
  text-decoration: none;
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-news .news-actions .news-action:hover,
.page-news .news-actions .news-action:focus-visible {
  transform: translateY(-3px);
  border-color: var(--cyan-500);
  box-shadow: var(--shadow-panel);
}

.page-news .news-action .card__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--text);
}

.page-news .news-action__more {
  display: inline-block;
  margin-top: 0.9rem;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--cyan-500);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--cyan-300);
}

/* 锚点跳转留白 */
.page-news .news-section,
.page-news .news-ver {
  scroll-margin-top: 5rem;
}

/* 响应式：平板与桌面 */
@media (min-width: 720px) {
  .page-news .news-log__item {
    grid-template-columns: max-content minmax(0, 1fr) max-content;
    align-items: start;
    gap: 1.1rem;
    padding: 1.05rem 0.3rem;
  }

  .page-news .news-log__time {
    text-align: right;
    padding-top: 0.15rem;
  }

  .page-news .news-announce__item {
    grid-template-columns: max-content minmax(0, 1fr) max-content;
    align-items: center;
    gap: 1.1rem;
  }

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

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

@media (min-width: 900px) {
  .page-news .news-feature {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
    padding: 1.5rem;
    gap: 1.6rem;
  }
}

@media (min-width: 1024px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-aside-w) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: start;
  }

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

  .page-news .news-section__head {
    display: grid;
    grid-template-columns: 3.2rem minmax(0, 1fr);
    column-gap: 1rem;
    align-items: baseline;
  }

  .page-news .news-section__idx {
    grid-row: 1 / span 2;
    margin-bottom: 0;
    font-size: 0.82rem;
  }

  .page-news .news-section__head .section-title,
  .page-news .news-section__lede {
    grid-column: 2;
  }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-topic,
  .page-news .news-action,
  .page-news .news-aside__link,
  .page-news .news-quicklinks a,
  .page-news .news-ver {
    transition: none;
  }

  .page-news .news-topic:hover,
  .page-news .news-actions .news-action:hover {
    transform: none;
  }
}