.page-news {
  --news-red: var(--red);
  --news-blue: var(--blue);
  --news-orange: var(--orange);
  --news-purple: var(--purple);
  --news-panel: var(--bg-panel);
  --news-line: var(--line-soft);
  --news-strong-line: var(--line-mid);

  display: block;
  background:
    radial-gradient(circle at 88% 6%, rgba(190, 80, 244, 0.16), transparent 34%),
    radial-gradient(circle at 8% 26%, rgba(255, 122, 26, 0.08), transparent 26%),
    var(--bg-deep);
  color: var(--ink-main);
  font-family: var(--font-body);
  overflow-x: clip;
  min-width: 0;
}

/* ===== 面包屑 ===== */
.page-news .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--news-line);
  font-size: 0.82rem;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}

.page-news .breadcrumb a {
  color: var(--news-blue);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.page-news .breadcrumb a:hover {
  color: var(--news-purple);
}

.page-news .breadcrumb-sep {
  opacity: 0.5;
  color: var(--ink-muted);
}

/* ===== 页头 ===== */
.page-news .news-hero {
  position: relative;
  padding-top: clamp(2.2rem, 5vw, 4.2rem);
  padding-bottom: clamp(1.6rem, 4vw, 3rem);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48%;
  height: 8px;
  background: var(--grad-main);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 6% 100%);
}

.page-news .hero-copy {
  position: relative;
  max-width: 920px;
}

.page-news .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--news-blue);
}

.page-news .eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--grad-hot);
}

.page-news .display-title {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.3rem, 7vw, 4.6rem);
  line-height: 1.04;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.page-news .display-title em {
  font-style: normal;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .hero-divider {
  display: inline-block;
  width: 0.36em;
  height: 0.86em;
  margin: 0 0.24em;
  background: var(--grad-hot);
  transform: skew(-14deg);
  vertical-align: -0.05em;
}

.page-news .hero-lead {
  max-width: 740px;
  margin: 0 0 1.4rem;
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  line-height: 1.75;
  color: var(--ink-sub);
}

.page-news .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
}

.page-news .meta-chip {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--news-strong-line);
  border-left: 3px solid var(--news-orange);
  background: rgba(21, 18, 33, 0.72);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--ink-main);
}

.page-news .hero-image {
  margin-top: 1.2rem;
  border: 1px solid var(--news-line);
  box-shadow: var(--shadow-card);
  background: var(--news-panel);
  transform: rotate(-0.4deg);
}

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

/* ===== 布局 ===== */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.6rem;
  align-items: start;
  padding-top: 1.8rem;
  padding-bottom: 2.6rem;
}

/* ===== 侧边导航 ===== */
.page-news .sidebar-inner {
  padding: 1.1rem 1.1rem 1.4rem;
  border: 1px solid var(--news-line);
  border-top: 4px solid var(--news-blue);
  background: var(--news-panel);
  box-shadow: var(--shadow-card);
}

.page-news .sidebar-title {
  margin: 0 0 0.8rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--news-line);
  font-family: var(--font-display);
  font-size: 1.08rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-news .sidebar-list {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.page-news .sidebar-list li + li {
  border-top: 1px dashed var(--news-line);
}

.page-news .sidebar-list a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.68rem 0.2rem;
  color: var(--ink-main);
  font-size: 0.92rem;
  text-decoration: none;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.page-news .sidebar-list a:hover {
  padding-left: 0.5rem;
  background: linear-gradient(90deg, rgba(190, 80, 244, 0.18), transparent 72%);
  color: var(--news-purple);
}

.page-news .index-num {
  display: inline-block;
  min-width: 1.9rem;
  padding: 0.1rem 0.3rem;
  border: 1px solid rgba(0, 212, 255, 0.45);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-align: center;
  color: var(--news-blue);
}

.page-news .sidebar-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
}

.page-news .sidebar-extra .btn {
  padding: 0.48rem 0.75rem;
  font-size: 0.82rem;
}

.page-news .sidebar-note {
  margin: 0;
  padding-left: 0.6rem;
  border-left: 3px solid var(--news-orange);
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--ink-muted);
}

.page-news .sidebar-note a {
  color: var(--news-blue);
  text-decoration: none;
}

.page-news .sidebar-note a:hover {
  color: var(--news-purple);
}

/* ===== 新闻流 ===== */
.page-news .news-feed {
  display: flex;
  flex-direction: column;
  gap: 2.3rem;
  min-width: 0;
  position: relative;
}

.page-news .feed-headline {
  margin: 0 0 0.4rem;
  padding: 0.7rem 0.9rem;
  border-left: 4px solid var(--news-purple);
  background: linear-gradient(90deg, rgba(190, 80, 244, 0.16), rgba(0, 212, 255, 0.07));
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--ink-sub);
}

.page-news .news-section {
  position: relative;
}

.page-news .news-section::before {
  content: "";
  position: absolute;
  top: -1.15rem;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--grad-main), transparent 74%);
  opacity: 0.5;
}

.page-news .section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.page-news .section-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 2vw, 1.45rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-news #pinned .index-num {
  border-color: rgba(255, 59, 92, 0.55);
  background: var(--grad-hot);
  color: #fff;
  box-shadow: 0 0 16px rgba(255, 59, 92, 0.35);
}

.page-news .section-tag {
  padding: 0.28rem 0.55rem;
  border: 1px solid;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.page-news .tag-red {
  border-color: rgba(255, 59, 92, 0.55);
  background: rgba(255, 59, 92, 0.12);
  color: var(--news-red);
}

.page-news .tag-blue {
  border-color: rgba(0, 212, 255, 0.55);
  background: rgba(0, 212, 255, 0.1);
  color: var(--news-blue);
}

/* ===== 新闻卡片 ===== */
.page-news .news-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--news-line);
  background: var(--news-panel);
  box-shadow: var(--shadow-card);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .news-card:hover {
  border-color: rgba(190, 80, 244, 0.55);
  transform: translateY(-4px);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(190, 80, 244, 0.22);
}

.page-news .card-pinned {
  border-color: rgba(255, 59, 92, 0.4);
  border-top: 4px solid var(--news-red);
}

.page-news .card-pinned::after {
  content: "置顶 · 必读";
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
  padding: 0.34rem 0.7rem;
  background: var(--grad-hot);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  transform: skewX(-8deg) translateX(6px);
  box-shadow: 0 0 18px rgba(255, 59, 92, 0.4);
}

.page-news .card-media {
  border-bottom: 1px solid var(--news-line);
  background: var(--bg-deep);
}

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

.page-news .card-body {
  position: relative;
  z-index: 1;
  padding: 1.2rem 1.2rem 1.35rem;
}

.page-news .card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.page-news .tag {
  display: inline-block;
  padding: 0.2rem 0.45rem;
  border: 1px solid;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-news .card-time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--ink-muted);
}

.page-news .card-body h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.04rem, 2vw, 1.38rem);
  line-height: 1.32;
  letter-spacing: 0.015em;
}

.page-news .card-body p {
  margin: 0 0 0.85rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ink-sub);
}

.page-news .card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid rgba(0, 212, 255, 0.4);
  color: var(--news-blue);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), gap 0.25s var(--ease);
}

.page-news .card-link:hover {
  gap: 0.6rem;
  border-color: var(--news-purple);
  color: var(--news-purple);
}

/* 纯文字卡片的斜切装饰 */
.page-news .is-text-only::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 96px;
  height: 96px;
  background:
    repeating-linear-gradient(135deg, rgba(190, 80, 244, 0.22) 0 6px, transparent 6px 12px),
    repeating-linear-gradient(45deg, rgba(0, 212, 255, 0.15) 0 6px, transparent 6px 12px);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  opacity: 0.65;
  pointer-events: none;
}

/* ===== 迷你列表 ===== */
.page-news .mini-list {
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--news-line);
  border-top: 0;
  background: rgba(21, 18, 33, 0.55);
}

.page-news .mini-list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.6rem 0.85rem;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--ink-sub);
}

.page-news .mini-list li + li {
  border-top: 1px dashed var(--news-line);
}

.page-news .mini-tag {
  flex-shrink: 0;
  padding: 0.14rem 0.4rem;
  border: 1px solid rgba(0, 212, 255, 0.4);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--news-blue);
}

/* ===== 底部引导 ===== */
.page-news .news-footer-cta {
  margin-bottom: 2.4rem;
  padding-top: 1.15rem;
  padding-bottom: 1.15rem;
  border: 1px solid var(--news-line);
  border-left: 6px solid var(--news-orange);
  background: linear-gradient(90deg, rgba(255, 122, 26, 0.12), transparent 62%), var(--news-panel);
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--ink-sub);
}

.page-news .news-footer-cta strong {
  color: var(--ink-main);
}

.page-news .news-footer-cta a {
  color: var(--news-blue);
  font-weight: 600;
  text-decoration: none;
}

.page-news .news-footer-cta a:hover {
  color: var(--news-purple);
}

/* ===== 显现动画 ===== */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.page-news [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ===== 桌面端布局 ===== */
@media (min-width: 920px) {
  .page-news .news-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2.4rem;
    align-items: center;
  }

  .page-news .hero-image {
    margin-top: 0;
    transform: rotate(0.6deg) translateY(6px);
  }

  .page-news .news-layout {
    grid-template-columns: 270px minmax(0, 1fr);
    gap: 2.3rem;
  }

  .page-news .news-sidebar {
    position: sticky;
    top: calc(var(--header-h) + 1.2rem);
  }

  .page-news .news-feed::before {
    content: "";
    position: absolute;
    top: 0;
    left: -1.15rem;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, var(--news-purple), var(--news-blue) 62%, transparent);
    opacity: 0.5;
  }

  .page-news .news-card {
    flex-direction: row;
    align-items: stretch;
  }

  .page-news .card-media {
    flex: 0 0 280px;
    border-bottom: 0;
    border-right: 1px solid var(--news-line);
  }

  .page-news .card-media img {
    height: 100%;
    min-height: 240px;
  }

  .page-news .card-body {
    padding: 1.35rem 1.5rem 1.5rem;
  }

  .page-news .card-body h3 {
    font-size: clamp(1.15rem, 1.8vw, 1.42rem);
  }
}

/* ===== 窄屏安全 ===== */
@media (max-width: 400px) {
  .page-news .display-title {
    font-size: 2rem;
  }

  .page-news .section-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .sidebar-list a,
  .page-news .card-link,
  .page-news [data-reveal] {
    transition: none;
  }

  .page-news .news-card:hover {
    transform: none;
  }
}