.page-news {
  --news-card-radius: 0.75rem;
  --news-card-shadow: 0 1px 0 rgba(13, 27, 42, 0.04);
  background: var(--hh-fog);
}

/* ===== 公告横幅 ===== */
.page-news .news-ticker {
  position: relative;
  z-index: 2;
  background: var(--hh-blue-deep);
  color: var(--hh-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  padding: 0.625rem 0;
}
.page-news .news-ticker-track {
  display: flex;
  width: max-content;
  animation: page-news-ticker 36s linear infinite;
}
.page-news .news-ticker-group {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding-left: 1.25rem;
  padding-right: 2.5rem;
}
.page-news .news-ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--hh-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
@keyframes page-news-ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== 页头区域 ===== */
.page-news .news-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 320px;
  background: var(--hh-blue);
  overflow: hidden;
}
.page-news .news-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(120deg, rgba(13, 27, 42, 0.55), var(--hh-overlay));
}
.page-news .news-hero-inner {
  position: relative;
  z-index: 2;
  padding-top: 3rem;
  padding-bottom: 2.75rem;
  color: var(--hh-white);
}
.page-news .news-hero-inner .hh-breadcrumb {
  margin-bottom: 1.25rem;
}
.page-news .news-hero-inner .hh-page-index {
  color: var(--hh-green);
}
.page-news .news-hero-inner .hh-page-title {
  margin: 0.5rem 0 0.75rem;
  color: var(--hh-white);
}
.page-news .news-hero-inner .hh-page-desc {
  max-width: 38rem;
  color: rgba(244, 247, 246, 0.82);
}

/* ===== 隐藏筛选控件 ===== */
.page-news .news-filters {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}
.page-news .news-filter-radio {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* ===== 主布局 ===== */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.5rem;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

/* ===== 区块标题通用微调 ===== */
.page-news .news-section .hh-section-head,
.page-news .news-tags .hh-section-head,
.page-news .news-featured .hh-section-head,
.page-news .news-subscribe .hh-section-head {
  margin-bottom: 1rem;
}
.page-news .news-subhead {
  margin: -0.5rem 0 1.5rem;
  color: var(--hh-gray);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ===== 文章列表与卡片 ===== */
.page-news .news-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-news .news-card {
  display: flex;
  flex-direction: column;
  background: var(--hh-white);
  border: 1px solid var(--hh-edge);
  border-left: 0.3rem solid var(--card-accent, var(--hh-blue));
  border-radius: var(--news-card-radius);
  padding: 1.25rem;
  box-shadow: var(--news-card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.page-news .news-card[data-category="platform"] { --card-accent: var(--hh-orange); }
.page-news .news-card[data-category="feature"] { --card-accent: var(--hh-green); }
.page-news .news-card[data-category="data"] { --card-accent: var(--hh-yellow); }
.page-news .news-card[data-category="insight"] { --card-accent: var(--hh-blue); }
.page-news .news-card[data-category="guide"] { --card-accent: var(--hh-gray); }

.page-news .news-card:hover,
.page-news .news-card:focus-within {
  transform: translateY(-0.25rem);
  box-shadow: 0 0.75rem 1.5rem rgba(13, 27, 42, 0.12);
  border-left-color: var(--hh-orange);
}
.page-news .news-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
}
.page-news .news-card-meta {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--hh-mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--hh-gray);
}
.page-news .news-card-cat {
  position: relative;
  padding-left: 0.875rem;
  color: var(--hh-blue);
  font-weight: 500;
}
.page-news .news-card-cat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--card-accent, var(--hh-blue));
}
.page-news .news-card-time {
  color: var(--hh-gray);
  transition: opacity 0.2s ease;
}
.page-news .news-readtime {
  position: absolute;
  right: 0;
  top: 0;
  opacity: 0;
  color: var(--hh-orange);
  white-space: nowrap;
  transition: opacity 0.2s ease;
}
.page-news .news-card:hover .news-card-time,
.page-news .news-card:focus-within .news-card-time {
  opacity: 0;
}
.page-news .news-card:hover .news-readtime,
.page-news .news-card:focus-within .news-readtime {
  opacity: 1;
}
.page-news .news-card-title {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.45;
}
.page-news .news-card-link {
  color: var(--hh-ink);
  text-decoration: none;
}
.page-news .news-card-link:hover {
  color: var(--hh-orange);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
.page-news .news-card-excerpt {
  margin: 0;
  color: var(--hh-gray);
  font-size: 0.9375rem;
  line-height: 1.7;
}
.page-news .news-card-excerpt a {
  color: var(--hh-blue);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}
.page-news .news-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

/* ===== 带图卡片 ===== */
.page-news .news-card-figure {
  margin: 1rem 0 0;
  border-radius: var(--news-card-radius);
  overflow: hidden;
  background: var(--hh-blue);
}
.page-news .news-card-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ===== 标签区 ===== */
.page-news .news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.page-news .news-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}
.page-news .news-tag-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border: 1px solid var(--hh-edge);
  border-radius: 999px;
  background: var(--hh-white);
  font-family: var(--hh-mono);
  font-size: 0.8125rem;
  color: var(--hh-ink);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.page-news .news-tag-label::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--tag-accent, var(--hh-blue));
  flex-shrink: 0;
}
.page-news .news-tag-label:hover {
  border-color: var(--tag-accent, var(--hh-blue));
  transform: translateY(-0.125rem);
}
.page-news .news-tags-tip {
  margin: 0.875rem 0 0;
  font-size: 0.8125rem;
  color: var(--hh-gray);
}

/* ===== 标签筛选状态 ===== */
.page-news #nf-upgrade:checked ~ .news-layout .news-card:not([data-tags~="upgrade"]),
.page-news #nf-distribution:checked ~ .news-layout .news-card:not([data-tags~="distribution"]),
.page-news #nf-tablet:checked ~ .news-layout .news-card:not([data-tags~="tablet"]),
.page-news #nf-review:checked ~ .news-layout .news-card:not([data-tags~="review"]),
.page-news #nf-verify:checked ~ .news-layout .news-card:not([data-tags~="verify"]),
.page-news #nf-api:checked ~ .news-layout .news-card:not([data-tags~="api"]) {
  display: none;
}
.page-news #nf-all:checked ~ .news-layout .news-tag-label[for="nf-all"],
.page-news #nf-upgrade:checked ~ .news-layout .news-tag-label[for="nf-upgrade"],
.page-news #nf-distribution:checked ~ .news-layout .news-tag-label[for="nf-distribution"],
.page-news #nf-tablet:checked ~ .news-layout .news-tag-label[for="nf-tablet"],
.page-news #nf-review:checked ~ .news-layout .news-tag-label[for="nf-review"],
.page-news #nf-verify:checked ~ .news-layout .news-tag-label[for="nf-verify"],
.page-news #nf-api:checked ~ .news-layout .news-tag-label[for="nf-api"] {
  background: var(--tag-accent, var(--hh-blue));
  border-color: var(--tag-accent, var(--hh-blue));
  color: var(--hh-white);
}

/* ===== 编辑精选 ===== */
.page-news .news-featured {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-news .featured-card-main {
  background: linear-gradient(160deg, var(--hh-blue) 0%, var(--hh-blue-deep) 100%);
  border-radius: var(--news-card-radius);
  overflow: hidden;
  color: var(--hh-white);
}
.page-news .featured-figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
}
.page-news .featured-img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-news .featured-body {
  padding: 1.25rem;
}
.page-news .featured-title {
  margin: 0.625rem 0 0.5rem;
  font-size: 1.125rem;
  line-height: 1.45;
}
.page-news .featured-text {
  margin: 0;
  color: rgba(244, 247, 246, 0.82);
  font-size: 0.875rem;
  line-height: 1.7;
}
.page-news .featured-card-sub {
  background: var(--hh-white);
  border: 1px solid var(--hh-edge);
  border-left: 0.3rem solid var(--hh-green);
  border-radius: var(--news-card-radius);
  padding: 1.25rem;
}
.page-news .featured-card-sub .featured-title {
  margin-top: 0.625rem;
}
.page-news .featured-card-sub .featured-text {
  color: var(--hh-gray);
}

/* ===== 动态订阅 ===== */
.page-news .news-subscribe {
  background: var(--hh-orange);
  border-radius: var(--news-card-radius);
  padding: 1.375rem;
  color: var(--hh-blue);
}
.page-news .news-subscribe .hh-section-head {
  margin-bottom: 0.75rem;
}
.page-news .news-subscribe .hh-section-title,
.page-news .news-subscribe .hh-section-index {
  color: var(--hh-blue);
}
.page-news .subscribe-text {
  margin: 0 0 0.625rem;
  font-size: 0.875rem;
  line-height: 1.7;
}
.page-news .subscribe-contact {
  margin: 0 0 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.7;
}
.page-news .subscribe-contact strong {
  font-family: var(--hh-mono);
  font-weight: 500;
}
.page-news .subscribe-contact a {
  color: var(--hh-blue);
  font-weight: 500;
  text-underline-offset: 0.15em;
}
.page-news .subscribe-note {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  border: 1px solid rgba(13, 27, 42, 0.3);
  border-radius: 999px;
  font-family: var(--hh-mono);
  font-size: 0.75rem;
}

/* ===== 响应式增强 ===== */
@media (min-width: 640px) {
  .page-news .news-hero-inner {
    padding-top: 4rem;
    padding-bottom: 3.5rem;
  }
}

@media (min-width: 980px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }
  .page-news .news-sidebar {
    position: sticky;
    top: 1.5rem;
  }
  .page-news .news-card-with-img {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: 1.5rem;
    align-items: center;
  }
  .page-news .news-card-with-img .news-card-body {
    padding-right: 0.25rem;
  }
  .page-news .news-card-with-img .news-card-figure {
    margin: 0;
    height: 100%;
    min-height: 200px;
  }
  .page-news .news-card-with-img .news-card-img {
    height: 100%;
    min-height: 200px;
  }
  .page-news .news-list {
    gap: 1.5rem;
  }
  .page-news .news-list .news-card:nth-child(3n+2) {
    margin-left: 1.5rem;
  }
  .page-news .news-list .news-card:nth-child(3n+3) {
    margin-right: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-ticker-track {
    animation: none;
    width: 100%;
    flex-wrap: wrap;
  }
  .page-news .news-ticker-group {
    flex-wrap: wrap;
    padding: 0.25rem 1.25rem;
  }
  .page-news .news-card,
  .page-news .news-tag-label {
    transition: none;
  }
}

.page-news {
  --tag-accent: transparent;
}