.page-news {
  background: var(--ky-bg-dark);
  color: var(--ky-text);
  scroll-behavior: smooth;
}

/* ========== Hero ========== */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 28px 0 56px;
  background: linear-gradient(140deg, var(--ky-primary) 0%, var(--ky-bg-dark) 72%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, transparent 68%, rgba(255, 107, 53, 0.24) 68%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -40px;
  top: 20px;
  bottom: 0;
  width: 34%;
  z-index: -1;
  background: repeating-linear-gradient(-45deg, rgba(0, 229, 204, 0.08) 0 2px, transparent 2px 10px);
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0% 82%);
}

.page-news .hero-status {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 18px;
  padding: 10px 14px;
  background: rgba(7, 22, 32, 0.6);
  border: 1px solid var(--ky-border);
  border-left: 4px solid var(--ky-cyan);
  font-size: 13px;
}

.page-news .hs-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ky-cyan);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-news .hs-text {
  color: var(--ky-text-dim);
  line-height: 1.6;
}

.page-news .hs-meta {
  margin-left: auto;
  color: var(--ky-text-dim);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-news .hero-live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ky-secondary);
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding-top: 48px;
}

.page-news .hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ky-cyan);
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 700;
  margin-bottom: 14px;
}

.page-news .kicker-bar {
  display: inline-block;
  width: 34px;
  height: 3px;
  background: var(--ky-secondary);
}

.page-news .hero-copy h1 {
  font-family: var(--ky-font-heading);
  font-weight: 900;
  font-size: clamp(28px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--ky-text);
}

.page-news .hero-desc {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ky-text-dim);
  max-width: 62ch;
  margin: 0;
}

.page-news .hero-desc strong {
  color: var(--ky-text);
  font-weight: 700;
}

.page-news .hero-desc .mono {
  color: var(--ky-cyan);
  font-weight: 700;
}

.page-news .hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  margin-top: 36px;
}

.page-news .stat-item {
  padding: 12px 0;
  border-top: 1px solid var(--ky-border);
}

.page-news .stat-num {
  display: block;
  font-size: 22px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--ky-cyan);
}

.page-news .stat-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ky-text-dim);
}

.page-news .hero-media {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
}

.page-news .hero-media-frame {
  position: relative;
  border: 1px solid var(--ky-border);
  background: var(--ky-surface);
  padding: 10px;
  transform: rotate(1deg);
  transition: transform 0.2s ease;
}

.page-news .hero-media-frame:hover {
  transform: rotate(0deg);
}

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

.page-news .hero-media-tag {
  position: absolute;
  left: -8px;
  bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--ky-primary);
  border: 1px solid var(--ky-secondary);
  color: var(--ky-cyan);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-news .hero-path {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 48px;
  padding: 14px;
  background: rgba(10, 37, 64, 0.65);
  border: 1px solid var(--ky-border);
  border-top: 2px solid var(--ky-secondary);
}

.page-news .path-title {
  color: var(--ky-text-dim);
  font-size: 12px;
  letter-spacing: 0.14em;
  margin-right: 8px;
}

.page-news .path-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--ky-surface);
  border: 1px solid var(--ky-border);
  color: var(--ky-text-dim);
  font-size: 14px;
  font-weight: 700;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-news .path-link:hover {
  color: var(--ky-text);
  border-color: var(--ky-secondary);
  background: var(--ky-surface-alt);
}

.page-news .path-idx {
  color: var(--ky-secondary);
  font-size: 12px;
}

/* ========== 主布局 ========== */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding: 48px 0 72px;
}

.page-news .filter-sidebar {
  min-width: 0;
}

.page-news .filter-module + .filter-module {
  margin-top: 36px;
}

.page-news .sidebar-title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ky-border);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ky-text-dim);
  font-weight: 700;
}

.page-news .sidebar-hint {
  margin: -6px 0 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ky-text-dim);
}

.page-news .sidebar-note {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ky-text-dim);
}

.page-news .filter-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 12px;
  -webkit-overflow-scrolling: touch;
}

.page-news .filter-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 12px;
  white-space: nowrap;
  background: transparent;
  border: 1px solid var(--ky-border);
  border-bottom: 3px solid transparent;
  color: var(--ky-text-dim);
  font-size: 14px;
  font-weight: 700;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.page-news .filter-link:hover {
  color: var(--ky-text);
  background: var(--ky-surface);
}

.page-news .filter-link.is-all {
  background: var(--ky-surface);
  color: var(--ky-text);
  border-bottom-color: var(--ky-secondary);
}

.page-news .filter-count {
  font-size: 12px;
  opacity: 0.75;
}

.page-news .date-focus {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .date-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--ky-border);
  color: var(--ky-text-dim);
  font-size: 14px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-news .date-link:hover {
  color: var(--ky-text);
  border-color: var(--ky-secondary);
  background: var(--ky-surface);
}

.page-news .date-key {
  color: var(--ky-secondary);
  font-size: 12px;
  font-weight: 700;
}

/* ========== 新闻流 ========== */
.page-news .news-stream {
  min-width: 0;
  scroll-margin-top: calc(var(--ky-header-h) + 16px);
}

.page-news .filter-targets {
  position: relative;
  display: block;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .filter-target {
  display: block;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-group {
  position: relative;
  --group-accent: var(--ky-secondary);
  padding: 12px 0 40px 16px;
  scroll-margin-top: calc(var(--ky-header-h) + 16px);
}

.page-news .group-announce {
  --group-accent: var(--ky-secondary);
}

.page-news .group-report {
  --group-accent: var(--ky-cyan);
}

.page-news .group-update {
  --group-accent: var(--ky-success);
}

.page-news .group-feature {
  --group-accent: var(--ky-warning);
}

.page-news .news-group::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 40px;
  width: 4px;
  background: var(--group-accent);
}

.page-news .group-header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ky-border);
}

.page-news .group-index {
  font-size: 16px;
  font-weight: 700;
  color: var(--group-accent);
}

.page-news .group-title {
  font-family: var(--ky-font-heading);
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ky-text);
}

.page-news .group-label {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ky-text-dim);
}

.page-news .group-articles {
  display: block;
}

/* ========== 新闻卡片 ========== */
.page-news .news-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding: 24px 0;
  border-bottom: 1px solid var(--ky-border);
  transition: background 0.2s ease;
}

.page-news .news-card:last-child {
  border-bottom: none;
}

.page-news .news-card:hover {
  background: rgba(255, 255, 255, 0.03);
}

.page-news .news-card--with-media {
  gap: 18px;
}

.page-news .card-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--ky-border);
  background: var(--ky-surface-alt);
}

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

.page-news .card-body {
  min-width: 0;
}

.page-news .card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .card-date {
  color: var(--ky-text-dim);
  font-size: 13px;
}

.page-news .card-id {
  margin-left: auto;
  color: var(--ky-border);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.page-news .tag::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  background: currentColor;
}

.page-news .tag-announce {
  color: var(--ky-secondary);
  border: 1px solid var(--ky-secondary);
}

.page-news .tag-report {
  color: var(--ky-cyan);
  border: 1px solid var(--ky-cyan);
}

.page-news .tag-update {
  color: var(--ky-success);
  border: 1px solid var(--ky-success);
}

.page-news .tag-feature {
  color: var(--ky-warning);
  border: 1px solid var(--ky-warning);
}

.page-news .card-title {
  font-family: var(--ky-font-heading);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--ky-text);
}

.page-news .card-summary {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ky-text-dim);
  max-width: 72ch;
  margin: 0;
}

.page-news .card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
}

.page-news .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ky-cyan);
  border-bottom: 1px dashed transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-news .card-link:hover {
  color: var(--ky-secondary);
  border-bottom-color: currentColor;
}

.page-news .card-arrow {
  display: inline-block;
  transition: transform 0.2s ease;
}

.page-news .card-link:hover .card-arrow {
  transform: translateX(4px);
}

/* ========== 分页 ========== */
.page-news .news-pagination {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 24px;
  padding: 28px 0 8px;
  border-top: 1px solid var(--ky-border);
}

.page-news .page-label {
  margin-right: 12px;
  color: var(--ky-text-dim);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-news .page-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  font-family: var(--ky-font-mono);
  font-size: 13px;
  color: var(--ky-text-dim);
  border: 1px solid var(--ky-border);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-news .page-num:hover {
  color: var(--ky-text);
  border-color: var(--ky-secondary);
}

.page-news .page-num.is-current {
  background: var(--ky-secondary);
  border-color: var(--ky-secondary);
  color: var(--ky-primary);
  font-weight: 700;
}

.page-news .page-divider {
  color: var(--ky-border);
  font-size: 12px;
  letter-spacing: 2px;
}

.page-news .page-next {
  margin-left: 8px;
  padding: 8px 10px;
  color: var(--ky-cyan);
  font-size: 13px;
  border: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-news .page-next:hover {
  border-color: var(--ky-cyan);
  color: var(--ky-text);
}

/* ========== 分类筛选（CSS-only 渐进增强） ========== */
.page-news:has(#filter-announce:target) .news-group:not(.group-announce),
.page-news:has(#filter-report:target) .news-group:not(.group-report),
.page-news:has(#filter-update:target) .news-group:not(.group-update),
.page-news:has(#filter-feature:target) .news-group:not(.group-feature) {
  display: none;
}

.page-news:has(#filter-announce:target) .filter-link[href="#filter-announce"],
.page-news:has(#filter-report:target) .filter-link[href="#filter-report"],
.page-news:has(#filter-update:target) .filter-link[href="#filter-update"],
.page-news:has(#filter-feature:target) .filter-link[href="#filter-feature"] {
  background: var(--ky-secondary);
  border-color: var(--ky-secondary);
  color: var(--ky-primary);
}

.page-news:has(#filter-announce:target) .filter-link[href="#filter-announce"] .filter-count,
.page-news:has(#filter-report:target) .filter-link[href="#filter-report"] .filter-count,
.page-news:has(#filter-update:target) .filter-link[href="#filter-update"] .filter-count,
.page-news:has(#filter-feature:target) .filter-link[href="#filter-feature"] .filter-count {
  opacity: 0.85;
}

.page-news:has(#filter-announce:target) .filter-link.is-all,
.page-news:has(#filter-report:target) .filter-link.is-all,
.page-news:has(#filter-update:target) .filter-link.is-all,
.page-news:has(#filter-feature:target) .filter-link.is-all {
  background: transparent;
  border-color: var(--ky-border);
  border-bottom-color: transparent;
  color: var(--ky-text-dim);
}

/* ========== 响应式 ========== */
@media (min-width: 640px) {
  .page-news .hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .news-card--with-media {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .news-card--with-media .card-media {
    min-height: 152px;
  }

  .page-news .news-card--with-media .card-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 40px;
  }

  .page-news .hero-media {
    margin: 0;
    justify-self: end;
  }
}

@media (min-width: 980px) {
  .page-news .news-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

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

  .page-news .filter-nav {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-news .filter-link {
    display: flex;
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--ky-border);
    border-left: 3px solid transparent;
    border-bottom: 1px solid transparent;
  }

  .page-news .filter-link.is-all {
    border-bottom-color: transparent;
    border-left-color: var(--ky-secondary);
  }

  .page-news:has(#filter-announce:target) .filter-link[href="#filter-announce"],
  .page-news:has(#filter-report:target) .filter-link[href="#filter-report"],
  .page-news:has(#filter-update:target) .filter-link[href="#filter-update"],
  .page-news:has(#filter-feature:target) .filter-link[href="#filter-feature"] {
    border-bottom-color: var(--ky-secondary);
    border-left-color: var(--ky-secondary);
  }

  .page-news:has(#filter-announce:target) .filter-link.is-all,
  .page-news:has(#filter-report:target) .filter-link.is-all,
  .page-news:has(#filter-update:target) .filter-link.is-all,
  .page-news:has(#filter-feature:target) .filter-link.is-all {
    border-bottom-color: transparent;
    border-left-color: transparent;
  }
}