.page-news {
  --news-gold: #D4AF37;
  --news-orange: #FF5722;
  --news-deep: #002845;
  --news-dark: #0D1117;
  --news-glass: rgba(255, 255, 255, 0.12);
  --news-radius: 8px;
  --news-transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: block;
  width: 100%;
  background: var(--news-dark);
  color: var(--text-primary, #EAEAEA);
  font-family: var(--font-body, "PingFang SC", "Microsoft YaHei", sans-serif);
}

/* ── 容器 ── */
.page-news .container {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 0 1.25rem;
  width: 100%;
  box-sizing: border-box;
}

/* ── 通用章节标题 ── */
.page-news .section-title {
  font-family: var(--font-heading, "PingFang SC", "Microsoft YaHei", sans-serif);
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: 0.04em;
  color: #fff;
  margin: 0 0 0.4rem;
}

.page-news .section-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary, #B0B0B0);
  margin: 0 0 2rem;
  max-width: 600px;
}

/* ── 面包屑 ── */
.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-secondary, #B0B0B0);
  margin-bottom: 1rem;
  padding-top: 1rem;
}

.page-news .breadcrumb a {
  color: var(--news-gold);
  text-decoration: none;
  transition: opacity var(--news-transition);
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  opacity: 0.75;
  outline: 2px solid var(--news-gold);
  outline-offset: 2px;
}

.page-news .breadcrumb-sep {
  color: #555;
}

.page-news .breadcrumb [aria-current="page"] {
  color: var(--text-secondary, #B0B0B0);
}

/* ═══════════════════════════
   首屏 · 杂志标题区（宽）
   ═══════════════════════════ */
.page-news .news-hero {
  background: var(--news-deep);
  padding: 2rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -10%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.10) 0%, transparent 70%);
  pointer-events: none;
}

.page-news .hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-news .hero-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 3.2rem;
  letter-spacing: 0.06em;
  line-height: 1.1;
  color: #fff;
  margin: 0 0 0.15rem;
  text-transform: uppercase;
}

.page-news .hero-issue {
  font-family: var(--font-caption, monospace);
  font-size: 0.9rem;
  color: var(--news-gold);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 0.2em;
  opacity: 0.8;
  position: absolute;
  right: 0.5rem;
  top: 0;
  transform: rotate(180deg);
  user-select: none;
}

.page-news .hero-summary {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary, #B0B0B0);
  max-width: 640px;
  margin: 0.75rem 0 1.2rem;
}

.page-news .hero-line {
  width: 80px;
  height: 3px;
  background: var(--news-gold);
  border-radius: 2px;
}

/* ═══════════════════════════
   最新动态 · 时间线（窄）
   ═══════════════════════════ */
.page-news .timeline-section {
  background: var(--news-dark);
  padding: 3.5rem 0 4rem;
  position: relative;
}

.page-news .timeline-header {
  margin-bottom: 2rem;
}

.page-news .timeline-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--news-radius);
}

.page-news .timeline-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

.page-news .timeline-track {
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--news-gold), rgba(212, 175, 55, 0.2));
  z-index: 1;
  pointer-events: none;
}

.page-news .timeline-items {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-left: 48px;
}

.page-news .timeline-item {
  position: relative;
  display: flex;
  flex-direction: column;
}

.page-news .timeline-dot {
  position: absolute;
  left: -30px;
  top: 1.2rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--news-gold);
  border: 3px solid var(--news-dark);
  box-shadow: 0 0 0 2px var(--news-gold);
  z-index: 3;
  transition: transform var(--news-transition), box-shadow var(--news-transition);
}

.page-news .timeline-item:hover .timeline-dot,
.page-news .timeline-item:focus-within .timeline-dot {
  transform: scale(1.25);
  box-shadow: 0 0 0 4px var(--news-gold), 0 0 20px rgba(212, 175, 55, 0.4);
}

.page-news .timeline-card {
  background: var(--news-glass);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--news-radius);
  padding: 1.25rem 1.5rem;
  transition: transform var(--news-transition), border-color var(--news-transition), box-shadow var(--news-transition);
}

.page-news .timeline-item:hover .timeline-card,
.page-news .timeline-item:focus-within .timeline-card {
  transform: translateY(-3px);
  border-color: rgba(212, 175, 55, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.page-news .tag {
  display: inline-block;
  font-family: var(--font-caption, monospace);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.7rem;
  border-radius: 3px;
  margin-bottom: 0.5rem;
}

.page-news .tag-gold {
  background: rgba(212, 175, 55, 0.18);
  color: var(--news-gold);
  border: 1px solid rgba(212, 175, 55, 0.25);
}

.page-news .tl-card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.35rem;
  letter-spacing: 0.02em;
}

.page-news .tl-card-summary {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary, #EAEAEA);
  margin: 0 0 0.5rem;
}

.page-news .tl-card-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease, opacity 0.35s ease;
  opacity: 0;
}

.page-news .tl-card-detail p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-secondary, #B0B0B0);
  margin: 0;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.page-news .timeline-item:hover .tl-card-detail,
.page-news .timeline-item:focus-within .tl-card-detail {
  max-height: 200px;
  opacity: 1;
}

/* ═══════════════════════════
   分类浏览（宽）
   ═══════════════════════════ */
.page-news .categories-section {
  background: var(--news-deep);
  padding: 3.5rem 0 4rem;
}

.page-news .categories-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-news .category-card {
  background: var(--news-glass);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--news-radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: transform var(--news-transition), border-color var(--news-transition), box-shadow var(--news-transition);
}

.page-news .category-card:hover,
.page-news .category-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 55, 0.25);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

.page-news .category-icon {
  width: 100%;
  max-width: 100px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border-radius: 4px;
  margin-bottom: 1rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem;
  transition: transform var(--news-transition);
}

.page-news .category-card[data-category="browse"] .category-icon {
  max-width: 100%;
  aspect-ratio: 3 / 2;
  width: 100%;
  height: auto;
}

.page-news .category-card:hover .category-icon {
  transform: scale(1.03);
}

.page-news .category-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.4rem;
  letter-spacing: 0.03em;
}

.page-news .category-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary, #B0B0B0);
  margin: 0 0 1rem;
  flex: 1;
}

.page-news .category-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--news-gold);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--news-transition), color var(--news-transition);
}

.page-news .category-link:hover,
.page-news .category-link:focus-visible {
  border-bottom-color: var(--news-gold);
  color: #e8c44a;
  outline: none;
}

/* ═══════════════════════════
   订阅更新（窄）
   ═══════════════════════════ */
.page-news .subscribe-section {
  background: var(--news-dark);
  padding: 3.5rem 0 4rem;
}

.page-news .subscribe-layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
}

.page-news .subscribe-text {
  flex: 1;
  max-width: 520px;
}

.page-news .subscribe-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary, #B0B0B0);
  margin: 0 0 1.5rem;
}

.page-news .subscribe-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.page-news .subscribe-input {
  flex: 1 1 200px;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--news-radius);
  outline: none;
  transition: border-color var(--news-transition), box-shadow var(--news-transition);
}

.page-news .subscribe-input::placeholder {
  color: #777;
}

.page-news .subscribe-input:focus,
.page-news .subscribe-input:focus-visible {
  border-color: var(--news-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.page-news .subscribe-btn {
  background: var(--news-orange);
  color: #fff;
  border: none;
  padding: 0.7rem 1.8rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--news-radius);
  cursor: default;
  transition: background var(--news-transition), transform var(--news-transition);
}

.page-news .subscribe-btn:hover {
  background: #e64a1a;
  transform: translateY(-1px);
}

.page-news .subscribe-note {
  font-size: 0.82rem;
  color: #888;
  margin: 0;
}

.page-news .subscribe-visual {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-news .subscribe-icon {
  width: 160px;
  height: 160px;
  object-fit: contain;
  opacity: 0.6;
  transition: opacity var(--news-transition), transform var(--news-transition);
}

.page-news .subscribe-layout:hover .subscribe-icon {
  opacity: 0.85;
  transform: scale(1.02);
}

/* ═══════════════════════════
   响应式 · 桌面端 ≥ 768px
   ═══════════════════════════ */
@media (min-width: 768px) {
  .page-news .container {
    padding: 0 2.5rem;
  }

  .page-news .hero-title {
    font-size: 4.4rem;
  }

  .page-news .hero-issue {
    right: 1rem;
    font-size: 1rem;
  }

  .page-news .hero-summary {
    font-size: 1.1rem;
    max-width: 720px;
  }

  .page-news .timeline-section {
    padding: 4.5rem 0 5rem;
  }

  .page-news .timeline-wrapper {
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-news .timeline-track {
    left: 32px;
  }

  .page-news .timeline-items {
    padding-left: 72px;
    gap: 2.5rem;
  }

  .page-news .timeline-dot {
    left: -40px;
    width: 18px;
    height: 18px;
    top: 1.4rem;
  }

  .page-news .timeline-card {
    padding: 1.5rem 2rem;
  }

  .page-news .tl-card-title {
    font-size: 1.35rem;
  }

  .page-news .categories-section {
    padding: 4.5rem 0 5rem;
  }

  .page-news .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }

  .page-news .category-card {
    padding: 1.75rem;
  }

  .page-news .subscribe-section {
    padding: 4.5rem 0 5rem;
  }

  .page-news .subscribe-layout {
    flex-direction: row;
    max-width: 860px;
    margin: 0 auto;
    align-items: center;
    gap: 3rem;
  }

  .page-news .subscribe-text {
    max-width: 480px;
  }

  .page-news .subscribe-icon {
    width: 200px;
    height: 200px;
  }
}

/* ═══════════════════════════
   响应式 · 桌面端 ≥ 1024px
   ═══════════════════════════ */
@media (min-width: 1024px) {
  .page-news .container {
    padding: 0 3rem;
  }

  .page-news .hero-title {
    font-size: 5.2rem;
  }

  .page-news .hero-summary {
    font-size: 1.2rem;
  }

  .page-news .categories-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .page-news .category-card {
    padding: 1.5rem 1.25rem;
  }

  .page-news .subscribe-layout {
    gap: 4rem;
  }
}

/* ═══════════════════════════
   响应式 · 大屏 ≥ 1440px
   ═══════════════════════════ */
@media (min-width: 1440px) {
  .page-news .hero-title {
    font-size: 6rem;
  }
}