.page-news {
  --news-cut: 16px;
  --news-line-color: rgba(0, 230, 118, 0.32);
  background:
    repeating-linear-gradient(115deg, rgba(0, 230, 118, 0.02) 0 1px, transparent 1px 18px),
    var(--bg-main);
  color: var(--text-light);
}

/* ===== 频道头部 ===== */
.page-news .news-hero {
  position: relative;
  padding: var(--space-3) 0 var(--space-5);
  overflow: hidden;
  background:
    radial-gradient(120% 100% at 88% -10%, rgba(0, 230, 118, 0.14) 0%, rgba(0, 230, 118, 0) 55%),
    linear-gradient(180deg, rgba(18, 42, 71, 0.55) 0%, rgba(18, 42, 71, 0) 100%);
}
.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: 7%;
  right: -12%;
  width: 46%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-green) 55%, var(--accent-gold));
  transform: rotate(-16deg);
  opacity: 0.5;
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-green) 0%, rgba(0, 230, 118, 0) 35%, rgba(0, 230, 118, 0) 65%, rgba(255, 215, 0, 0.55) 100%);
}
.page-news .news-hero .container {
  position: relative;
  z-index: 1;
}
.page-news .breadcrumb {
  margin: 0 0 var(--space-4);
}
.page-news .news-hero-grid {
  display: grid;
  gap: var(--space-4);
  align-items: end;
}
.page-news .news-hero-copy {
  max-width: 760px;
}
.page-news .news-hero h1 {
  margin: var(--space-2) 0 var(--space-3);
  font-size: clamp(2rem, 6vw, 3.75rem);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-white);
}
.page-news .h1-dot {
  color: var(--accent-gold);
}
.page-news .news-hero-lead {
  margin: 0 0 var(--space-2);
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--text-light);
}
.page-news .news-hero-note {
  margin: 0 0 var(--space-3);
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text-dim);
}
.page-news .news-hero-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}
.page-news .news-hero-meta li {
  position: relative;
  padding-left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}
.page-news .news-hero-meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  transform: translateY(-50%) rotate(45deg);
}
.page-news .news-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
}
.page-news .hero-stat {
  position: relative;
  padding: var(--space-3);
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.08), rgba(18, 42, 71, 0.72) 60%);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent-green);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}
.page-news .hero-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-white);
}
.page-news .hero-stat-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}
.page-news .news-hero-side {
  display: none;
}

/* ===== 章节通用 ===== */
.page-news .news-section,
.page-news .news-follow-section {
  padding: var(--space-5) 0;
}
.page-news .section-header {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-color);
}

/* ===== 分类标签与筛选 ===== */
.page-news .filter-marker {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  scroll-margin-top: 7rem;
}
.page-news .news-section .container {
  position: relative;
}
.page-news .filter-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-2);
  margin: var(--space-4) 0 var(--space-2);
}
.page-news .filter-title {
  margin: 0.25rem 0 0;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--text-white);
}
.page-news .filter-hint {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-dim);
}
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.page-news .filter-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--text-light);
  background: var(--bg-highlight);
  border: 1px solid var(--border-color);
  text-decoration: none;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.page-news .filter-tag:hover {
  border-color: var(--accent-green);
  color: var(--text-white);
  background: var(--bg-secondary);
}
.page-news .filter-tag[href="#all"] {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #062B1A;
  font-weight: 700;
}
.page-news #cat-update:target ~ .news-filter .filter-tag[href="#all"],
.page-news #cat-version:target ~ .news-filter .filter-tag[href="#all"],
.page-news #cat-analysis:target ~ .news-filter .filter-tag[href="#all"],
.page-news #cat-report:target ~ .news-filter .filter-tag[href="#all"],
.page-news #cat-announce:target ~ .news-filter .filter-tag[href="#all"] {
  background: var(--bg-highlight);
  border-color: var(--border-color);
  color: var(--text-light);
  font-weight: 400;
}
.page-news #cat-update:target ~ .news-filter .filter-tag[href="#cat-update"],
.page-news #cat-version:target ~ .news-filter .filter-tag[href="#cat-version"],
.page-news #cat-analysis:target ~ .news-filter .filter-tag[href="#cat-analysis"],
.page-news #cat-report:target ~ .news-filter .filter-tag[href="#cat-report"],
.page-news #cat-announce:target ~ .news-filter .filter-tag[href="#cat-announce"] {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #062B1A;
  font-weight: 700;
}
.page-news #cat-update:target ~ .news-timeline .news-item:not(.cat-update),
.page-news #cat-version:target ~ .news-timeline .news-item:not(.cat-version),
.page-news #cat-analysis:target ~ .news-timeline .news-item:not(.cat-analysis),
.page-news #cat-report:target ~ .news-timeline .news-item:not(.cat-report),
.page-news #cat-announce:target ~ .news-timeline .news-item:not(.cat-announce) {
  display: none;
}

/* ===== 时间轴列表 ===== */
.page-news .news-timeline {
  position: relative;
  display: grid;
  gap: var(--space-5);
}
.page-news .news-timeline::before {
  content: "";
  position: absolute;
  top: 0.25rem;
  bottom: 0.25rem;
  left: calc(0.875rem - 1px);
  width: 2px;
  background: linear-gradient(180deg, var(--accent-green) 0%, var(--news-line-color) 45%, rgba(30, 58, 95, 0.6) 100%);
}
.page-news .news-item {
  position: relative;
  display: grid;
  grid-template-columns: 1.75rem minmax(0, 1fr);
  column-gap: var(--space-2);
}
.page-news .news-node {
  grid-column: 1;
  grid-row: 1;
  justify-self: center;
  align-self: start;
  margin-top: 0.5rem;
  width: 12px;
  height: 12px;
  transform: rotate(45deg);
  background: var(--bg-main);
  border: 2px solid var(--accent-green);
  box-shadow: 0 0 0 4px rgba(0, 230, 118, 0.12);
}
.page-news .news-time {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.75rem;
  margin-bottom: var(--space-2);
}
.page-news .time-main {
  padding: 0.3rem 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-green);
  background: rgba(0, 230, 118, 0.08);
  border: 1px solid rgba(0, 230, 118, 0.28);
}
.page-news .time-sub {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.page-news .news-card {
  position: relative;
  grid-column: 2;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, var(--news-cut) 100%, 0 calc(100% - var(--news-cut)));
  transition: background 0.3s ease, border-color 0.3s ease;
}
.page-news .news-card:hover {
  background: var(--bg-highlight);
  border-color: rgba(0, 230, 118, 0.4);
}
.page-news .news-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-green) 0%, rgba(0, 230, 118, 0) 75%);
  z-index: 2;
  pointer-events: none;
}
.page-news .news-media {
  position: relative;
  margin: var(--space-2) var(--space-2) 0;
  overflow: hidden;
  background: var(--bg-third);
}
.page-news .news-media::after {
  content: "";
  position: absolute;
  right: 6px;
  bottom: 6px;
  width: 22px;
  height: 22px;
  border-right: 2px solid var(--accent-green);
  border-bottom: 2px solid var(--accent-green);
  opacity: 0.85;
  pointer-events: none;
}
.page-news .news-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}
.page-news .news-item:not(.is-featured) .news-media {
  max-width: 400px;
}
.page-news .news-card-body {
  padding: var(--space-3);
}
.page-news .news-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.page-news .meta-author {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}
.page-news .featured-mark {
  padding: 0.2rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--accent-gold);
  border: 1px solid rgba(255, 215, 0, 0.45);
  background: rgba(255, 215, 0, 0.08);
}
.page-news .news-card h3 {
  margin: 0 0 var(--space-2);
  font-size: 1.25rem;
  line-height: 1.5;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-white);
}
.page-news .news-summary {
  margin: 0 0 var(--space-3);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--text-light);
}
.page-news .btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.8125rem;
}
.page-news .is-featured .news-card {
  border-color: rgba(255, 215, 0, 0.32);
}
.page-news .is-featured .news-card::after {
  content: "";
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  width: 14px;
  height: 14px;
  border-right: 2px solid rgba(255, 215, 0, 0.6);
  border-bottom: 2px solid rgba(255, 215, 0, 0.6);
  pointer-events: none;
}

/* ===== 订阅提醒 ===== */
.page-news .news-follow-section {
  background: linear-gradient(180deg, rgba(18, 42, 71, 0.35) 0%, rgba(9, 20, 36, 0) 100%);
}
.page-news .follow-panel {
  position: relative;
  display: grid;
  gap: var(--space-4);
  padding: var(--space-4);
  background: linear-gradient(135deg, var(--bg-third), var(--bg-secondary));
  border: 1px solid var(--border-color);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}
.page-news .follow-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 90px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold), transparent);
}
.page-news .follow-lead {
  margin: 0 0 var(--space-2);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-white);
}
.page-news .follow-copy > p {
  margin: 0 0 var(--space-3);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--text-light);
}
.page-news .follow-steps {
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
  display: grid;
  gap: var(--space-2);
}
.page-news .follow-steps li {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: var(--space-2);
  padding: var(--space-2);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-light);
  background: rgba(11, 29, 51, 0.5);
  border-left: 2px solid var(--accent-green);
}
.page-news .follow-steps li span:first-child {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-green);
}
.page-news .follow-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.page-news .follow-note {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-3);
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text-light);
  background: var(--bg-highlight);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent-green);
}
.page-news .follow-note > p {
  margin: 0;
}
.page-news .follow-note .mono {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--accent-gold);
}
.page-news .follow-note-dim {
  font-size: 0.8125rem;
  color: var(--text-dim);
}

/* ===== 桌面端布局 ===== */
@media (min-width: 920px) {
  .page-news .news-hero {
    padding: var(--space-4) 0 var(--space-6);
  }
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.8fr);
    column-gap: var(--space-5);
  }
  .page-news .news-hero-side {
    display: block;
    position: absolute;
    right: clamp(0.5rem, 2vw, 2rem);
    top: 50%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.32em;
    color: var(--text-dim);
  }

  .page-news .news-item {
    grid-template-columns: 8rem 1.75rem minmax(0, 1fr);
    column-gap: var(--space-2);
  }
  .page-news .news-time {
    grid-column: 1;
    grid-row: 1;
    display: block;
    text-align: right;
    margin-bottom: 0;
    padding-top: 0.2rem;
  }
  .page-news .time-main {
    display: inline-block;
  }
  .page-news .time-sub {
    display: block;
    margin-top: 0.4rem;
  }
  .page-news .news-node {
    grid-column: 2;
    grid-row: 1;
  }
  .page-news .news-card {
    grid-column: 3;
    grid-row: 1;
  }
  .page-news .news-timeline::before {
    left: calc(8rem + var(--space-2) + 0.875rem - 1px);
  }

  .page-news .is-featured .news-card {
    display: grid;
    grid-template-columns: 400px minmax(0, 1fr);
  }
  .page-news .is-featured .news-media {
    grid-column: 1;
    grid-row: 1;
    margin: var(--space-2) 0 var(--space-2) var(--space-2);
  }
  .page-news .is-featured .news-card-body {
    grid-column: 2;
    padding: var(--space-4);
  }

  .page-news .follow-panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    column-gap: var(--space-5);
    padding: var(--space-5);
  }
}