/* ===== 行业观察页专属样式 ===== */
.page-news {
  --news-gold: #C39B77;
  --news-gold-light: #e0c09e;
  --news-deep-purple: #4A0E4E;
  --news-dark-bg: #1A1A1A;
  --news-card-bg: rgba(255,255,255,0.04);
  --news-border-light: rgba(255,255,255,0.08);
  --news-highlight: #FFD700;
  --news-accent-blue: #00BFFF;
  --news-font-headings: 'Arial Black','Impact',sans-serif;
  --news-font-body: 'Segoe UI','Roboto',sans-serif;
  --news-font-data: 'Courier New',monospace;
  --news-radius: 6px;
  --news-transition: 0.35s cubic-bezier(0.25,0.46,0.45,0.94);
  display: block;
  width: 100%;
  color: var(--color-text-primary);
  background: var(--color-dark);
  font-family: var(--news-font-body);
  line-height: 1.6;
}

/* ===== Hero ===== */
.page-news__hero {
  position: relative;
  width: 100%;
  min-height: clamp(280px, 40vw, 420px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--news-dark-bg);
}
.page-news__hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: brightness(0.45) saturate(1.2);
  z-index: 0;
}
.page-news__hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,13,13,0.85) 0%, rgba(74,14,78,0.50) 60%, rgba(195,155,119,0.25) 100%);
  z-index: 1;
}
.page-news__hero-front {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--content-max-width);
  padding: 2rem 1.5rem;
  text-align: center;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  justify-content: center;
}
.breadcrumb a {
  color: var(--news-gold-light);
  text-decoration: none;
  transition: color var(--news-transition);
  position: relative;
}
.breadcrumb a::after {
  content: "›";
  margin-left: 0.5rem;
  color: var(--color-text-secondary);
}
.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--news-highlight);
}
.breadcrumb span[aria-current="page"] {
  color: var(--color-text-primary);
  font-weight: 600;
}
.page-news__hero-title {
  font-family: var(--news-font-headings);
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--color-text-primary);
  margin: 0 0 0.25rem;
  text-shadow: 0 4px 30px rgba(0,0,0,0.6);
  position: relative;
  display: inline-block;
}
.page-news__hero-title::before {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 4px;
  background: var(--color-cta-gradient);
  border-radius: 2px;
}
.page-news__hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--news-gold-light);
  letter-spacing: 2px;
  margin-top: 1.2rem;
  font-weight: 300;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}

/* ===== Main two‑column layout ===== */
.page-news__main {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 1.5rem;
}
@media (min-width: 900px) {
  .page-news__main {
    flex-direction: row;
    padding: 3rem 1.5rem 2rem;
  }
  .page-news__articles-col {
    flex: 2 1 0;
    min-width: 0;
  }
  .page-news__sidebar-col {
    flex: 1 1 0;
    min-width: 0;
    position: sticky;
    top: calc(var(--header-height, 120px) + 1rem);
    align-self: flex-start;
  }
}

/* ===== Section title ===== */
.page-news__section-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--news-font-headings);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-text-primary);
  margin: 0 0 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--news-border-light);
}
.page-news__section-title--center {
  justify-content: center;
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0.5rem;
}
.page-news__section-title-deco {
  display: inline-block;
  width: 8px;
  height: 28px;
  background: var(--color-cta-gradient);
  border-radius: 4px;
  flex-shrink: 0;
}

/* ===== Article list ===== */
.page-news__articles-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.page-news__article-card {
  display: flex;
  flex-direction: column;
  background: var(--news-card-bg);
  border: 1px solid var(--news-border-light);
  border-radius: var(--news-radius);
  overflow: hidden;
  transition: border-color var(--news-transition), background var(--news-transition), box-shadow var(--news-transition);
  cursor: default;
  position: relative;
}
@media (min-width: 540px) {
  .page-news__article-card {
    flex-direction: row;
  }
}
.page-news__article-card:hover,
.page-news__article-card:focus-within {
  border-color: var(--news-gold);
  background: rgba(255,255,255,0.07);
  box-shadow: 0 8px 32px rgba(195,155,119,0.12);
}
.page-news__article-img-wrap {
  flex-shrink: 0;
  width: 100%;
  max-height: 200px;
  overflow: hidden;
  background: var(--news-dark-bg);
}
@media (min-width: 540px) {
  .page-news__article-img-wrap {
    width: 220px;
    max-height: none;
  }
}
.page-news__article-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--news-transition);
}
.page-news__article-card:hover .page-news__article-img {
  transform: scale(1.04);
}
.page-news__article-body {
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
}
.page-news__article-title {
  font-family: var(--news-font-headings);
  font-size: 1.15rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-primary);
  margin: 0 0 0.35rem;
  line-height: 1.3;
}
.page-news__article-excerpt {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}
.page-news__article-excerpt a {
  color: var(--news-gold-light);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--news-transition);
  white-space: nowrap;
}
.page-news__article-excerpt a:hover,
.page-news__article-excerpt a:focus-visible {
  color: var(--news-highlight);
  text-decoration: underline;
}
.page-news__article-full {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin: 0.5rem 0 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--news-transition), opacity var(--news-transition);
  opacity: 0;
  line-height: 1.5;
}
.page-news__article-card[data-hover-expand]:hover .page-news__article-full,
.page-news__article-card[data-hover-expand]:focus-within .page-news__article-full {
  max-height: 120px;
  opacity: 1;
}

/* ===== Pagination ===== */
.page-news__pagination {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 2rem;
}
.page-news__pagination-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-family: var(--news-font-data);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  background: var(--news-card-bg);
  border: 1px solid var(--news-border-light);
  cursor: default;
  user-select: none;
  transition: border-color var(--news-transition), background var(--news-transition), color var(--news-transition);
}
.page-news__pagination-item.is-active {
  background: var(--color-cta-gradient);
  color: var(--color-dark);
  border-color: transparent;
  font-weight: 700;
}
.page-news__pagination-item:not(.is-active):hover {
  border-color: var(--news-gold);
  color: var(--news-gold-light);
}

/* ===== Cases grid ===== */
.page-news__cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 500px) and (max-width: 899px) {
  .page-news__cases-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 900px) {
  .page-news__cases-grid {
    grid-template-columns: 1fr;
  }
}
.page-news__case-card {
  background: var(--news-card-bg);
  border: 1px solid var(--news-gold);
  border-radius: var(--news-radius);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform var(--news-transition), box-shadow var(--news-transition), border-color var(--news-transition);
  cursor: default;
  perspective: 600px;
}
.page-news__case-card:hover,
.page-news__case-card:focus-within {
  transform: rotateY(-3deg) rotateX(2deg) scale(1.02);
  box-shadow: 0 12px 40px rgba(195,155,119,0.20);
  border-color: var(--news-highlight);
}
.page-news__case-avatar-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.page-news__case-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--news-gold);
  filter: contrast(1.3) brightness(0.8);
  flex-shrink: 0;
  background: var(--news-dark-bg);
}
.page-news__case-role {
  font-family: var(--news-font-headings);
  font-size: 1rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--news-gold-light);
}
.page-news__case-data {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.page-news__case-metric {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex: 1;
  min-width: 70px;
}
.page-news__metric-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-secondary);
  font-family: var(--news-font-data);
}
.page-news__metric-value {
  font-family: var(--news-font-headings);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--news-highlight);
  line-height: 1.2;
}
.page-news__case-timeline {
  margin-top: 0.25rem;
}
.page-news__timeline-svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}
.page-news__tl-node {
  transition: fill var(--news-transition), stroke var(--news-transition), r var(--news-transition);
}
.page-news__case-card[data-timeline]:hover .page-news__tl-node,
.page-news__case-card[data-timeline]:focus-within .page-news__tl-node {
  fill: var(--news-gold);
  stroke: var(--news-highlight);
  r: 9;
}
.page-news__case-card[data-timeline]:hover .page-news__tl-node[data-tl-index="0"],
.page-news__case-card[data-timeline]:focus-within .page-news__tl-node[data-tl-index="0"] {
  fill: var(--news-deep-purple);
  stroke: var(--news-highlight);
  r: 10;
}
.page-news__tl-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
  padding: 0 4px;
}

/* ===== Insights section ===== */
.page-news__insights {
  background: linear-gradient(180deg, rgba(74,14,78,0.30) 0%, rgba(13,13,13,1) 100%);
  padding: 3rem 0 4rem;
  margin-top: 1rem;
  border-top: 1px solid var(--news-border-light);
}
.page-news__insights-intro {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0.5rem auto 2.5rem;
  line-height: 1.6;
}
.page-news__compare-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto 2.5rem;
}
@media (min-width: 700px) {
  .page-news__compare-grid {
    flex-direction: row;
    align-items: stretch;
    gap: 1rem;
  }
}
.page-news__compare-card {
  flex: 1;
  background: var(--news-card-bg);
  border: 1px solid var(--news-border-light);
  border-radius: var(--news-radius);
  padding: 1.5rem 1.25rem;
  transition: border-color var(--news-transition), box-shadow var(--news-transition);
}
.page-news__compare-card--old {
  border-color: rgba(255,255,255,0.08);
}
.page-news__compare-card--new {
  border-color: var(--news-gold);
  background: rgba(195,155,119,0.06);
}
.page-news__compare-card:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,0.3);
}
.page-news__compare-title {
  font-family: var(--news-font-headings);
  font-size: 1.1rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-primary);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--news-border-light);
}
.page-news__compare-card--new .page-news__compare-title {
  color: var(--news-gold-light);
  border-bottom-color: var(--news-gold);
}
.page-news__compare-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.page-news__compare-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}
.page-news__compare-label {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}
.page-news__compare-value {
  font-family: var(--news-font-data);
  font-size: 0.9rem;
  color: var(--color-text-primary);
  font-weight: 600;
}
.page-news__compare-value--highlight {
  color: var(--news-highlight);
  font-size: 0.95rem;
}
.page-news__compare-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  flex-shrink: 0;
  padding: 0.5rem 0;
}
@media (min-width: 700px) {
  .page-news__compare-divider {
    padding: 0 0.5rem;
  }
}
.page-news__compare-vs {
  font-family: var(--news-font-headings);
  font-size: 1.6rem;
  font-weight: 900;
  font-style: italic;
  color: var(--news-gold);
  letter-spacing: 2px;
}
.page-news__compare-arrow {
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 12px solid var(--news-gold);
  opacity: 0.6;
}
@media (min-width: 700px) {
  .page-news__compare-arrow {
    border-left: 12px solid var(--news-gold);
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: none;
    opacity: 0.6;
  }
}
.page-news__insights-visual {
  max-width: 860px;
  margin: 2rem auto 0;
  border-radius: var(--news-radius);
  overflow: hidden;
  border: 1px solid var(--news-border-light);
  background: var(--news-dark-bg);
}
.page-news__insights-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ===== CTA ===== */
.page-news__cta {
  padding: 3rem 1.5rem 4rem;
}
.page-news__cta-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.page-news__cta-text {
  font-family: var(--news-font-headings);
  font-size: 1.5rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-primary);
  margin: 0 0 1.5rem;
}
.page-news__cta-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ===== Shared button overrides ===== */
.btn--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  background: var(--color-cta-gradient);
  color: var(--color-dark);
  font-family: var(--news-font-headings);
  font-size: 0.9rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: none;
  border-radius: var(--news-radius);
  text-decoration: none;
  transition: opacity var(--news-transition), transform var(--news-transition);
  cursor: pointer;
}
.btn--primary:hover,
.btn--primary:focus-visible {
  opacity: 0.88;
  transform: scale(1.03);
}
.btn--secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  background: transparent;
  color: var(--news-gold-light);
  font-family: var(--news-font-headings);
  font-size: 0.9rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: 2px solid var(--news-gold);
  border-radius: var(--news-radius);
  text-decoration: none;
  transition: background var(--news-transition), color var(--news-transition), transform var(--news-transition);
  cursor: pointer;
}
.btn--secondary:hover,
.btn--secondary:focus-visible {
  background: rgba(195,155,119,0.12);
  color: var(--news-highlight);
  transform: scale(1.03);
}

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: var(--content-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  box-sizing: border-box;
}

/* ===== Section base ===== */
.section {
  margin: 0;
}

/* ===== Responsive fine‑tuning ===== */
@media (max-width: 420px) {
  .page-news__hero-title {
    letter-spacing: 2px;
  }
  .page-news__article-body {
    padding: 0.75rem 1rem;
  }
  .page-news__compare-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }
  .page-news__case-card {
    padding: 1rem 0.75rem;
  }
}
@media (min-width: 901px) and (max-width: 1100px) {
  .page-news__article-img-wrap {
    width: 180px;
  }
}
</style>