/* ========== 最新动态页 | 博客索引布局 ========== */
.page-news {
  --news-bg: #142131;
  --news-card: #1A2B3F;
  --news-card-hover: #20344A;
  --news-line: rgba(232, 236, 240, 0.09);
  --news-side-w: 280px;
  background: var(--color-secondary);
  color: var(--color-text);
  font-family: var(--font-sans);
}

.page-news__wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 20px 72px;
  position: relative;
  isolation: isolate;
}
.page-news__wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(232, 236, 240, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 236, 240, 0.022) 1px, transparent 1px);
  background-size: 32px 32px;
}

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

/* 面包屑 */
.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 32px;
}
.page-news .breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-speed);
}
.page-news .breadcrumbs a:hover {
  color: var(--color-primary);
}
.page-news .breadcrumbs__sep {
  color: var(--color-secondary-mid);
}
.page-news .breadcrumbs [aria-current="page"] {
  color: var(--color-accent);
}

/* 首屏专题封面 */
.page-news .news-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px 48px;
  margin-bottom: 56px;
  padding: 24px 0 28px;
  border-bottom: 1px solid var(--news-line);
  background: radial-gradient(circle at 82% 18%, rgba(255, 77, 0, 0.14), transparent 44%);
}
.page-news .news-hero__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
}
.page-news .news-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  border: 1px solid rgba(0, 255, 163, 0.3);
  background: rgba(0, 255, 163, 0.06);
  padding: 3px 10px;
}
.page-news .news-hero__kicker::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}
.page-news .news-hero__slash {
  color: var(--color-secondary-mid);
}
.page-news .news-hero__no {
  color: var(--color-text-muted);
  font-size: 0.8rem;
}
.page-news .news-hero__title {
  grid-column: 1;
  font-size: clamp(2.8rem, 8vw, 5.2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.96;
  margin: 0;
  color: var(--color-text);
}
.page-news .news-hero__lead {
  grid-column: 1;
  max-width: 640px;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.8;
  font-size: 0.98rem;
  border-left: 2px solid var(--color-primary);
  padding-left: 18px;
}

/* 两栏布局 */
.page-news .news-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px 0;
  align-items: start;
}

/* 侧边栏分类筛选 */
.page-news .news-side__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-primary);
}
.page-news .news-side__title::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  transform: rotate(45deg);
}
.page-news .filter-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-news .filter-list__link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 16px;
  border: 1px solid var(--news-line);
  border-radius: 999px;
  background: transparent;
  color: var(--color-text);
  font-size: 0.88rem;
  line-height: 1.2;
  text-decoration: none;
  transition: background var(--transition-speed), border-color var(--transition-speed), color var(--transition-speed);
}
.page-news .filter-list__link:hover,
.page-news .filter-list__link:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-text);
  outline: none;
}
.page-news .filter-list__count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.07);
  border-radius: 999px;
  padding: 2px 8px;
  min-width: 22px;
  text-align: center;
  transition: background var(--transition-speed), color var(--transition-speed);
}
.page-news .filter-list__all {
  background: rgba(255, 77, 0, 0.1);
  border-color: rgba(255, 77, 0, 0.35);
}
.page-news .filter-list__link:hover .filter-list__count,
.page-news .filter-list__link:focus-visible .filter-list__count {
  background: rgba(255, 77, 0, 0.16);
  color: var(--color-primary-light);
}
.page-news .news-side__hint {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  opacity: 0.75;
  padding-top: 12px;
  border-top: 1px dashed var(--news-line);
}

/* 过滤目标锚点 */
.page-news .news-feed {
  min-width: 0;
}
.page-news .cat-target {
  height: 0;
  overflow: hidden;
  scroll-margin-top: calc(var(--header-h) + 20px);
}

/* 章节标题 */
.page-news .news-section__header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-text);
}
.page-news .news-section__no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
}
.page-news .news-section__title {
  font-size: 1.4rem;
  font-weight: 900;
  margin: 0;
  letter-spacing: -0.01em;
}
.page-news .news-section__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* 最新发布卡片 */
.page-news .updates-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.page-news .updates-list__item {
  border-left: 4px solid var(--color-primary);
  background: var(--news-card);
  transition: transform var(--transition-speed), background var(--transition-speed), box-shadow var(--transition-speed);
}
.page-news .updates-list__item:nth-child(even) {
  margin-left: 16px;
}
.page-news .updates-list__item:hover {
  transform: translateY(-3px);
  background: var(--news-card-hover);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.page-news .update-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px 28px;
  padding: 26px 26px 22px;
}
.page-news .update-card__content {
  min-width: 0;
}
.page-news .update-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-bottom: 12px;
}
.page-news .update-card__tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(0, 255, 163, 0.07);
  border: 1px solid rgba(0, 255, 163, 0.25);
  border-radius: 999px;
  padding: 4px 12px;
  letter-spacing: 0.05em;
}
.page-news .update-card__date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.page-news .update-card__title {
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
}
.page-news .update-card__summary {
  margin: 0 0 18px;
  color: var(--color-text-muted);
  line-height: 1.75;
  font-size: 0.92rem;
}
.page-news .update-card__action a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color var(--transition-speed), color var(--transition-speed);
}
.page-news .update-card__action a span {
  display: inline-block;
  transition: transform var(--transition-speed);
}
.page-news .update-card__action a:hover,
.page-news .update-card__action a:focus-visible {
  border-color: var(--color-accent);
  outline: none;
}
.page-news .update-card__action a:hover span,
.page-news .update-card__action a:focus-visible span {
  transform: translateX(4px);
}

/* 卡片配图 */
.page-news .update-card__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--news-line);
  background: var(--color-bg-data);
  aspect-ratio: 16 / 10;
}
.page-news .update-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 往期回顾时间索引 */
.page-news .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--news-line);
}
.page-news .archive-list__item {
  border-bottom: 1px solid var(--news-line);
  transition: background var(--transition-speed);
}
.page-news .archive-list__item:hover {
  background: rgba(255, 77, 0, 0.04);
}
.page-news .archive-list__link {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "time cat"
    "title arrow";
  gap: 6px 16px;
  padding: 16px 8px;
  color: var(--color-text);
  text-decoration: none;
  transition: padding-left var(--transition-speed);
}
.page-news .archive-list__link:hover {
  padding-left: 12px;
}
.page-news .archive-list__time {
  grid-area: time;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-muted);
}
.page-news .archive-list__title {
  grid-area: title;
  font-weight: 600;
  line-height: 1.5;
  transition: color var(--transition-speed);
}
.page-news .archive-list__cat {
  grid-area: cat;
  justify-self: end;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  border: 1px solid var(--news-line);
  border-radius: 999px;
  padding: 2px 10px;
  background: rgba(255, 255, 255, 0.03);
}
.page-news .archive-list__arrow {
  grid-area: arrow;
  justify-self: end;
  align-self: center;
  font-family: var(--font-mono);
  color: var(--color-primary);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--transition-speed), transform var(--transition-speed);
}
.page-news .archive-list__link:hover .archive-list__arrow,
.page-news .archive-list__link:focus-visible .archive-list__arrow {
  opacity: 1;
  transform: translateX(0);
}
.page-news .archive-list__link:hover .archive-list__title,
.page-news .archive-list__link:focus-visible .archive-list__title {
  color: var(--color-primary-light);
}

/* 底部 CTA */
.page-news .news-cta {
  margin-top: 72px;
  border: 1px solid var(--news-line);
  background:
    linear-gradient(135deg, rgba(255, 77, 0, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    var(--news-card);
  padding: 32px 28px;
}
.page-news .news-cta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 32px;
}
.page-news .news-cta__title {
  flex: 0 0 100%;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  margin: 0;
}
.page-news .news-cta__text {
  flex: 1 1 280px;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.75;
  font-size: 0.92rem;
}
.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 分类筛选：目标状态高亮 */
.page-news:has(.cat-target[data-filter]:target) .filter-list__all {
  background: transparent;
  border-color: var(--news-line);
}
.page-news:has(#cat-version:target) .filter-list__link[href="#cat-version"],
.page-news:has(#cat-match:target) .filter-list__link[href="#cat-match"],
.page-news:has(#cat-product:target) .filter-list__link[href="#cat-product"],
.page-news:has(#cat-report:target) .filter-list__link[href="#cat-report"] {
  background: linear-gradient(135deg, #FF4D00, #FF8A00);
  border-color: var(--color-primary);
  color: #FFFFFF;
}
.page-news:has(#cat-version:target) .filter-list__link[href="#cat-version"] .filter-list__count,
.page-news:has(#cat-match:target) .filter-list__link[href="#cat-match"] .filter-list__count,
.page-news:has(#cat-product:target) .filter-list__link[href="#cat-product"] .filter-list__count,
.page-news:has(#cat-report:target) .filter-list__link[href="#cat-report"] .filter-list__count {
  background: rgba(255, 255, 255, 0.22);
  color: #FFFFFF;
}

/* 分类筛选：过滤本体 */
.page-news #cat-version:target ~ .news-section .updates-list__item:not([data-cat="version"]),
.page-news #cat-version:target ~ .news-section .archive-list__item:not([data-cat="version"]),
.page-news #cat-match:target ~ .news-section .updates-list__item:not([data-cat="match"]),
.page-news #cat-match:target ~ .news-section .archive-list__item:not([data-cat="match"]),
.page-news #cat-product:target ~ .news-section .updates-list__item:not([data-cat="product"]),
.page-news #cat-product:target ~ .news-section .archive-list__item:not([data-cat="product"]),
.page-news #cat-report:target ~ .news-section .updates-list__item:not([data-cat="report"]),
.page-news #cat-report:target ~ .news-section .archive-list__item:not([data-cat="report"]) {
  display: none;
}

/* 中屏：卡片并排配图 */
@media (min-width: 700px) {
  .page-news .update-card--with-media {
    grid-template-columns: minmax(0, 1fr) 220px;
  }
  .page-news .update-card--with-media .update-card__media {
    grid-column: 2;
    grid-row: 1;
    aspect-ratio: auto;
    height: 100%;
    min-height: 150px;
  }

  .page-news .archive-list__link {
    grid-template-columns: 160px minmax(0, 1fr) auto 28px;
    grid-template-areas: "time title cat arrow";
    gap: 4px 20px;
    padding: 18px 12px;
  }
}

/* 桌面：侧栏与主内容双列 */
@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1fr) 380px;
  }
  .page-news .news-hero__lead {
    grid-column: 2;
    grid-row: 1 / 4;
    align-self: end;
    max-width: none;
  }

  .page-news .news-layout {
    grid-template-columns: var(--news-side-w) minmax(0, 1fr);
    gap: 0 56px;
  }

  .page-news .news-side {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-news .filter-list {
    flex-direction: column;
    gap: 6px;
  }
  .page-news .filter-list__link {
    width: 100%;
  }

  .page-news .updates-list__item:nth-child(even) {
    margin-left: 36px;
  }
}