/* ========== 更新动态页专属样式 ========== */
.page-news {
  --news-shear: -10deg;
  --news-hero-min-h: 380px;
  --news-sidebar-w: 260px;
  padding-bottom: 96px;
}

/* ---- 顶部横幅 ---- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  min-height: var(--news-hero-min-h);
  display: flex;
  align-items: flex-end;
  background: var(--primary-bg);
  border-bottom: 1px solid var(--divider);
}
.page-news .news-hero__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-news .news-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
  display: block;
  opacity: 0.8;
}
.page-news .news-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,16,38,0.3) 0%, rgba(11,16,38,0.88) 72%, rgba(11,16,38,0.98) 100%);
}
.page-news .news-hero__slant {
  position: absolute;
  z-index: 1;
  bottom: 0;
  pointer-events: none;
}
.page-news .news-hero__slant--left {
  left: -20px;
  width: 140px;
  height: 140%;
  background: linear-gradient(160deg, rgba(0,230,118,0.28), rgba(0,230,118,0.02));
  transform: skewX(-14deg);
}
.page-news .news-hero__slant--right {
  right: -40px;
  width: 200px;
  height: 120%;
  background: linear-gradient(200deg, rgba(255,107,0,0.22), rgba(255,107,0,0));
  transform: skewX(-18deg);
}
.page-news .news-hero .sk-container {
  position: relative;
  z-index: 2;
  width: 100%;
}
.page-news .news-hero__inner {
  padding: 32px 0 44px;
  max-width: 760px;
}
.page-news .news-hero__title-line {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.page-news .news-hero__title-line .sk-h1 {
  font-size: 2.25rem;
  line-height: 1.2;
  margin: 0;
  letter-spacing: -0.02em;
}
.page-news .news-hero__version {
  display: inline-block;
  transform: skewX(-8deg);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 4px 10px;
  font-size: 0.875rem;
  border-radius: 2px;
  background: rgba(0,230,118,0.08);
}
.page-news .news-hero__version span {
  display: inline-block;
  transform: skewX(8deg);
}
.page-news .news-hero__content .sk-lead {
  margin-top: 14px;
  color: var(--text-mid);
  font-size: 1rem;
  max-width: 600px;
}
.page-news .news-hero__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.page-news .news-hero__meta-text {
  color: var(--text-mid);
  font-size: 0.8125rem;
}

/* ---- 主体布局 ---- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 40px;
}

/* ---- 侧边分类导航 ---- */
.page-news .news-sidebar {
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-news .news-sidebar__inner {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: max-content;
  padding: 8px 2px 12px;
}
.page-news .news-sidebar__label {
  display: none;
}
.page-news .news-sidebar__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  color: var(--text-mid);
  text-decoration: none;
  font-size: 0.875rem;
  line-height: 1.4;
  padding: 7px 14px;
  border: 1px solid var(--divider);
  border-radius: 999px;
  background: rgba(19,26,54,0.65);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.page-news .news-sidebar__link:hover {
  color: var(--text-high);
  border-color: var(--accent);
  background: rgba(0,230,118,0.1);
}
.page-news .news-sidebar__index {
  color: var(--accent);
  font-size: 0.75rem;
  opacity: 0.85;
}
.page-news .news-sidebar__card {
  display: none;
}

/* ---- 主内容流 ---- */
.page-news .news-main {
  min-width: 0;
}
.page-news .news-block + .news-block {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--divider);
}
.page-news .news-block__head {
  margin-bottom: 32px;
}
.page-news .news-block__head .sk-kicker {
  display: inline-block;
  margin-bottom: 10px;
}
.page-news .news-block__head .sk-h2 {
  font-size: 1.75rem;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.page-news .news-block__head .sk-lead {
  max-width: 640px;
  margin: 0;
  color: var(--text-mid);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ---- 分类分组 ---- */
.page-news .news-group + .news-group {
  margin-top: 40px;
}
.page-news .news-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(42,58,92,0.65);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-high);
}
.page-news .news-group__title .sk-mono {
  color: var(--accent);
  font-size: 0.8125rem;
}
.page-news .news-group__list {
  display: grid;
  gap: 12px;
}

/* ---- 更新条目 details ---- */
.page-news .news-item {
  background: var(--card-bg);
  border: 1px solid rgba(42,58,92,0.55);
  border-left: 2px solid transparent;
  border-radius: 2px;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease), transform 0.22s var(--ease);
}
.page-news .news-item:hover {
  transform: translateY(-2px);
  border-color: rgba(42,58,92,0.9);
  border-left-color: var(--accent);
  background: rgba(19,26,54,0.78);
}
.page-news .news-item[open] {
  border-left-color: var(--accent);
  background: rgba(19,26,54,0.88);
}
.page-news .news-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-news .news-item summary::-webkit-details-marker { display: none; }
.page-news .news-item summary::-moz-list-bullet { font-size: 0; }
.page-news .news-item__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.page-news .news-item__time {
  color: var(--text-mid);
  font-size: 0.75rem;
  white-space: nowrap;
}
.page-news .news-item__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.page-news .news-item__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-high);
  line-height: 1.45;
}
.page-news .news-item__arrow {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  opacity: 0.8;
}
.page-news .news-item__arrow::before,
.page-news .news-item__arrow::after {
  content: "";
  position: absolute;
  background: var(--accent);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}
.page-news .news-item__arrow::before {
  width: 12px;
  height: 2px;
  left: 3px;
  top: 8px;
}
.page-news .news-item__arrow::after {
  width: 2px;
  height: 12px;
  left: 8px;
  top: 3px;
}
.page-news .news-item[open] .news-item__arrow::before {
  transform: scaleX(0.5);
}
.page-news .news-item[open] .news-item__arrow::after {
  opacity: 0;
}
.page-news .news-item__summary {
  color: var(--text-mid);
  font-size: 0.875rem;
  line-height: 1.65;
}
.page-news .news-item .sk-faq__body {
  padding: 4px 22px 20px;
  color: var(--text-mid);
  font-size: 0.875rem;
  line-height: 1.75;
  border-top: 1px solid rgba(42,58,92,0.4);
  margin-top: 4px;
  padding-top: 14px;
}
.page-news .news-item .sk-faq__body p {
  margin: 0 0 14px;
}
.page-news .news-item .sk-faq__body .sk-btn {
  margin-top: 2px;
}

/* ---- 版本时间线 ---- */
.page-news .news-timeline__head {
  display: block;
}
.page-news .news-timeline__head-svg {
  display: block;
  margin: 16px auto 0;
  max-width: 100%;
}
.page-news .news-timeline__grid {
  display: grid;
  gap: 28px;
}
.page-news .news-timeline__items {
  display: grid;
  gap: 20px;
}
.page-news .news-timeline__item {
  position: relative;
  padding-left: 34px;
}
.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 24px;
  bottom: -28px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--divider) 0 5px, transparent 5px 10px);
}
.page-news .news-timeline__item:last-child::before {
  display: none;
}
.page-news .news-timeline__dot {
  position: absolute;
  left: 0;
  top: 8px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 4px solid var(--primary-bg);
  box-sizing: border-box;
}
.page-news .news-timeline__dot--green { background: var(--accent); }
.page-news .news-timeline__dot--orange { background: var(--accent-orange); }
.page-news .news-timeline__dot--blue { background: var(--accent-blue); }
.page-news .news-timeline__content {
  background: var(--card-bg);
  border: 1px solid rgba(42,58,92,0.5);
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  padding: 16px 18px 18px;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}
.page-news .news-timeline__content:hover {
  border-left-color: var(--accent);
  background: rgba(28,39,81,0.76);
  transform: translateX(4px);
}
.page-news .news-timeline__time {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.page-news .news-timeline__content .sk-h3 {
  font-size: 1.0625rem;
  margin: 0 0 8px;
  color: var(--text-high);
}
.page-news .news-timeline__content p {
  margin: 0;
  color: var(--text-mid);
  font-size: 0.875rem;
  line-height: 1.7;
}
.page-news .news-timeline__side {
  display: grid;
  gap: 16px;
  justify-items: center;
}
.page-news .news-timeline__img {
  width: 100%;
  max-width: 360px;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--divider);
}

/* ---- 专题系列 ---- */
.page-news .news-topics__grid {
  display: grid;
  gap: 18px;
}
.page-news .news-topic-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--secondary-bg);
  border: 1px solid var(--divider);
  border-radius: 2px;
  overflow: hidden;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.page-news .news-topic-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,230,118,0.55);
  box-shadow: var(--shadow);
}
.page-news .news-topic-card__visual {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--primary-bg);
}
.page-news .news-topic-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s var(--ease);
}
.page-news .news-topic-card:hover .news-topic-card__visual img {
  transform: scale(1.02);
}
.page-news .news-topic-card__body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  padding: 20px 22px 24px;
}
.page-news .news-topic-card__body .sk-h3 {
  font-size: 1.1875rem;
  margin: 0;
  color: var(--text-high);
}
.page-news .news-topic-card__body p {
  margin: 0 0 14px;
  color: var(--text-mid);
  font-size: 0.875rem;
  line-height: 1.7;
}
.page-news .news-topic-card .sk-btn {
  align-self: flex-start;
  margin-top: auto;
}
.page-news .news-topic-card--wide {
  grid-column: 1 / -1;
}
.page-news .news-topic-card--accent {
  border-top: 3px solid var(--accent);
  background: linear-gradient(135deg, rgba(19,26,54,0.95), rgba(28,39,81,0.72));
}
.page-news .news-topic-card--accent .sk-h3 {
  color: var(--accent);
}

/* ---- 平板及以上 ---- */
@media (min-width: 768px) {
  .page-news {
    --news-hero-min-h: 430px;
  }
  .page-news .news-hero__inner {
    padding: 72px 0 64px;
  }
  .page-news .news-hero__title-line .sk-h1 {
    font-size: 3rem;
  }
  .page-news .news-timeline__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 160px;
    align-items: end;
    gap: 24px;
  }
  .page-news .news-timeline__head-svg {
    margin-top: 0;
    justify-self: end;
  }
  .page-news .news-timeline__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
    align-items: start;
  }
  .page-news .news-timeline__side {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
  .page-news .news-block + .news-block {
    margin-top: 80px;
    padding-top: 56px;
  }
  .page-news .news-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
  .page-news .news-topic-card--wide {
    grid-template-columns: 1.05fr 1fr;
  }
  .page-news .news-topic-card--wide .news-topic-card__visual {
    aspect-ratio: auto;
    height: 100%;
  }
  .page-news .news-topic-card--flip {
    grid-template-columns: 1fr 1.05fr;
  }
  .page-news .news-topic-card--flip .news-topic-card__visual {
    order: 2;
  }
}

/* ---- 桌面端 ---- */
@media (min-width: 992px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-sidebar-w) minmax(0, 1fr);
    gap: 64px;
    padding-top: 64px;
  }
  .page-news .news-sidebar {
    overflow: visible;
  }
  .page-news .news-sidebar__inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    display: block;
    min-width: 0;
    padding: 32px 20px 0 0;
  }
  .page-news .news-sidebar__label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    color: var(--text-mid);
    margin-bottom: 14px;
  }
  .page-news .news-sidebar__link {
    display: flex;
    justify-content: space-between;
    padding: 11px 0;
    border: 0;
    border-bottom: 1px solid rgba(42,58,92,0.55);
    border-radius: 0;
    background: transparent;
    font-size: 0.9375rem;
  }
  .page-news .news-sidebar__link:hover {
    background: transparent;
    padding-left: 6px;
  }
  .page-news .news-sidebar__card {
    display: block;
    margin-top: 24px;
    padding: 18px;
    background: var(--card-bg);
    border: 1px solid var(--divider);
    border-left: 2px solid var(--accent);
  }
  .page-news .news-sidebar__card-title {
    color: var(--text-high);
    font-weight: 700;
    font-size: 0.9375rem;
  }
  .page-news .news-sidebar__card p {
    color: var(--text-mid);
    font-size: 0.8125rem;
    line-height: 1.6;
    margin: 8px 0 14px;
  }
}