:root {
  --news-bg: #f5f7fb;
  --news-surface: #ffffff;
  --news-ink: #061b40;
  --news-muted: #6b7280;
  --news-rule: #e7ecf5;
  --news-accent: #306af1;
  --news-accent-soft: #f0f4fe;
  --news-accent-soft-strong: #dbe7ff;
  --news-accent-2: #20c5aa;
  --news-shadow: 0 12px 30px rgba(6, 27, 64, 0.06);
  --news-ui: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(48, 106, 241, 0.1), transparent 24%),
    linear-gradient(180deg, #f7f9fd 0%, #f4f7fb 100%) !important;
  color: var(--news-ink) !important;
  font-family: var(--news-ui) !important;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.page-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.94) !important;
  border-bottom: 1px solid var(--news-rule);
  backdrop-filter: blur(14px);
}

.page-header a {
  color: var(--news-ink) !important;
}

.news-site-header {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

.news-global-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}

.news-brand,
.news-brand:visited {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--news-ink) !important;
  text-decoration: none;
}

.news-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2));
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  box-shadow: 0 12px 24px rgba(48, 106, 241, 0.2);
}

.news-brand-text {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.news-nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.news-nav-link,
.news-nav-link:visited {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--news-ink) !important;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.news-nav-link:hover {
  background: var(--news-accent-soft);
  border-color: var(--news-accent-soft-strong);
  color: var(--news-accent) !important;
}

.news-nav-link.is-active {
  background: var(--news-accent-soft);
  border-color: var(--news-accent-soft-strong);
  color: var(--news-accent) !important;
  font-weight: 700;
}

.main-content {
  max-width: 1320px;
  margin: 0 auto;
  padding: 28px 24px 56px;
}

.main-content h1,
.main-content h2,
.main-content h3,
.main-content h4 {
  margin: 0;
  color: var(--news-ink) !important;
  font-family: var(--news-ui) !important;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.main-content p,
.main-content li,
.main-content blockquote,
.main-content td,
.main-content th {
  color: var(--news-ink);
  font-family: var(--news-ui);
}

.main-content a {
  color: var(--news-ink) !important;
  text-decoration: none;
}

.news-shell,
.news-home-shell,
.news-digest-shell,
.news-story-shell,
.news-sidebar {
  display: grid;
  gap: 20px;
}

.news-page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 332px;
  gap: 28px;
  align-items: start;
}

.news-content-column {
  min-width: 0;
}

.news-sidebar {
  position: sticky;
  top: 92px;
}

.news-home-head,
.news-hero,
.digest-hero,
.story-hero,
.digest-list,
.story-section,
.digest-archive,
.news-sidebar-card {
  background: var(--news-surface);
  border: 1px solid var(--news-rule);
  border-radius: 22px;
  box-shadow: var(--news-shadow);
}

.news-home-head,
.news-hero,
.digest-hero,
.story-hero,
.digest-list,
.story-section,
.digest-archive,
.news-sidebar-card {
  padding: 22px;
}

.news-home-head {
  padding: 4px 0 0;
  background: transparent;
  border: none;
  box-shadow: none;
}

.news-home-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.08;
}

.news-home-description {
  max-width: 860px;
  margin: 12px 0 0;
  color: var(--news-muted) !important;
  font-size: 1rem;
  line-height: 1.8;
}

.news-kicker,
.news-section-label {
  margin: 0 0 8px;
  color: var(--news-accent);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.news-feature-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.news-feature-badge,
.news-feature-code,
.news-sidebar-meta {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--news-accent-soft);
  color: var(--news-accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.news-hero {
  background:
    linear-gradient(135deg, rgba(48, 106, 241, 0.06), rgba(32, 197, 170, 0.05)),
    var(--news-surface);
}

.news-hero h2,
.digest-hero h1,
.story-hero h1 {
  margin-top: 12px;
  font-size: clamp(1.85rem, 3vw, 2.4rem);
  line-height: 1.18;
}

.news-hero-copy,
.digest-deck,
.story-deck {
  margin: 12px 0 0;
  color: var(--news-muted) !important;
  font-size: 0.98rem;
  line-height: 1.8;
}

.news-hero-actions,
.story-actions,
.story-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.news-button,
.news-button:visited {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--news-accent);
  border-radius: 999px;
  background: var(--news-accent);
  color: #fff !important;
  font-size: 0.94rem;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.news-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(48, 106, 241, 0.18);
}

.news-button-secondary,
.news-button-secondary:visited {
  background: #fff;
  color: var(--news-accent) !important;
  border-color: var(--news-accent-soft-strong);
}

.news-button-secondary:hover {
  background: var(--news-accent-soft);
  box-shadow: none;
}

.news-inline-rank,
.news-rank-list,
.story-list,
.digest-archive-list,
.digest-home-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-inline-rank {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.news-inline-rank a {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--news-rule);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
}

.news-inline-rank span {
  color: var(--news-accent);
  font-weight: 700;
}

.news-inline-rank strong {
  font-size: 0.96rem;
  font-weight: 600;
  line-height: 1.55;
}

.news-section-head,
.story-section-head,
.news-sidebar-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.news-section-head h2,
.story-section h2,
.news-sidebar-head h2 {
  font-size: 1.4rem;
  line-height: 1.25;
}

.news-muted,
.story-meta,
.story-source-line,
.story-breadcrumb {
  color: var(--news-muted) !important;
  font-size: 0.9rem;
  line-height: 1.7;
}

.digest-home-list {
  display: grid;
  gap: 16px;
}

.digest-home-card,
.digest-home-card:visited {
  display: grid;
  grid-template-columns: 152px minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
  padding: 16px;
  border: 1px solid var(--news-rule);
  border-radius: 20px;
  background: #fff;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.digest-home-card:hover {
  transform: translateY(-2px);
  border-color: var(--news-accent-soft-strong);
  box-shadow: 0 16px 28px rgba(48, 106, 241, 0.08);
}

.digest-home-card.is-empty {
  cursor: default;
}

.digest-home-thumb {
  display: flex;
  min-height: 118px;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--news-accent), var(--news-accent-2));
  color: #fff;
}

.digest-home-thumb span {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.digest-home-thumb strong {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.digest-home-body h3 {
  font-size: 1.35rem;
  line-height: 1.35;
}

.digest-home-body p,
.story-summary,
.digest-archive-row p,
.story-body p {
  margin: 10px 0 0;
  color: var(--news-muted) !important;
  font-size: 0.95rem;
  line-height: 1.75;
}

.digest-home-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.digest-home-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid var(--news-rule);
  border-radius: 999px;
  background: #f8faff;
  color: var(--news-muted);
  font-size: 0.8rem;
}

.news-rank-list {
  display: grid;
  gap: 10px;
}

.news-rank-link {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  align-items: flex-start;
  padding: 14px;
  border: 1px solid var(--news-rule);
  border-radius: 16px;
  background: #fff;
  color: var(--news-ink) !important;
  font-size: 0.92rem;
  line-height: 1.65;
  transition: border-color 180ms ease, background 180ms ease;
}

.news-rank-link:hover {
  background: var(--news-accent-soft);
  border-color: var(--news-accent-soft-strong);
}

.news-rank-number {
  color: var(--news-accent);
  font-weight: 800;
}

.news-rank-item.is-current .news-rank-link {
  background: var(--news-accent-soft);
  border-color: var(--news-accent-soft-strong);
}

.news-sidebar-action,
.news-sidebar-action:visited {
  color: var(--news-accent) !important;
  font-size: 0.84rem;
  font-weight: 700;
}

.news-quick-links {
  display: grid;
  gap: 10px;
}

.news-quick-link,
.news-quick-link:visited {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--news-rule);
  border-radius: 14px;
  background: #f8faff;
  color: var(--news-ink) !important;
  font-size: 0.92rem;
  font-weight: 600;
}

.news-quick-link:hover {
  border-color: var(--news-accent-soft-strong);
  background: var(--news-accent-soft);
}

.story-row,
.digest-archive-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
  padding: 16px;
  border: 1px solid var(--news-rule);
  border-radius: 18px;
  background: #fff;
}

.story-list,
.digest-archive-list {
  display: grid;
  gap: 14px;
}

.story-rank {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 16px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--news-accent), #5d8bf5);
  color: #fff;
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}

.story-row h3,
.digest-archive-row h3 {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 1.18rem;
  line-height: 1.45;
}

.score-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--news-accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
}

.score-pill[data-tier="high"] {
  background: #ff9f1a;
}

.score-pill[data-tier="good"] {
  background: var(--news-accent);
}

.score-pill[data-tier="mid"] {
  background: #20c5aa;
}

.story-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.story-tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--news-accent-soft);
  color: var(--news-accent) !important;
  font-size: 0.8rem;
  font-weight: 700;
}

.story-references,
.story-content-excerpt {
  margin: 0;
  padding-left: 18px;
}

.story-references li,
.story-content-excerpt li {
  margin: 10px 0;
}

.story-quote {
  margin: 0;
  padding: 16px 18px;
  border-left: 4px solid var(--news-accent);
  border-radius: 0 16px 16px 0;
  background: #f8faff;
  color: var(--news-ink);
  line-height: 1.9;
}

.site-footer {
  max-width: 1320px;
  margin: 0 auto 30px;
  padding: 0 24px;
}

.site-footer-owner {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--news-rule);
  border-radius: 18px;
  background: #fff;
  color: var(--news-muted) !important;
  font-size: 0.9rem;
  text-align: center;
}

.lang-toggle,
.site-footer-credits {
  display: none !important;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 420ms ease, transform 420ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  .news-page-grid {
    grid-template-columns: 1fr;
  }

  .news-sidebar {
    position: static;
  }
}

@media (max-width: 860px) {
  .main-content,
  .news-site-header,
  .site-footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .news-global-nav {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 0;
  }

  .news-nav-links {
    width: 100%;
    justify-content: flex-start;
  }

  .digest-home-card,
  .story-row,
  .digest-archive-row,
  .news-inline-rank a {
    grid-template-columns: 1fr;
  }

  .digest-home-thumb,
  .story-rank {
    min-height: 88px;
  }
}

@media (max-width: 640px) {
  .main-content {
    padding-top: 20px;
    padding-bottom: 40px;
  }

  .news-home-title,
  .news-hero h2,
  .digest-hero h1,
  .story-hero h1 {
    font-size: 1.8rem;
  }

  .news-home-head,
  .news-hero,
  .digest-hero,
  .story-hero,
  .digest-list,
  .story-section,
  .digest-archive,
  .news-sidebar-card {
    padding: 18px;
  }

  .news-hero-actions,
  .story-actions,
  .story-nav {
    flex-direction: column;
  }

  .news-button,
  .news-button-secondary {
    width: 100%;
  }
}