/* ===== page-news 专属样式 ===== */
.page-news {
  --news-green-dark: #1E6B3F;
  --news-green-darker: #155431;
  --news-red-bright: #FF4500;
  --news-gold-light: #FFD700;
  --news-cream-bg: #FFF8E7;
  --news-off-white: #FFF5E0;
  --news-charcoal: #1A1A1A;
  --news-silver: #C0C0C0;
  --news-brown: #3C2415;
  --news-glass-bg: rgba(192,192,192,0.15);
  --news-shadow-card: 0 8px 32px rgba(0,0,0,0.10);
  --news-radius: 12px;
  --news-transition: 0.35s cubic-bezier(0.25,0.46,0.45,0.94);
}

/* ---- 面包屑 ---- */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
  padding: 1rem 1.25rem 0;
  font-family: var(--font-ui, 'Segoe UI','Helvetica Neue',sans-serif);
  font-size: 0.8rem;
  color: var(--color-silver, #C0C0C0);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.page-news .breadcrumb a {
  color: var(--color-green, #2E8B57);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s);
}
.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--color-red, #FF4500);
  text-decoration: underline;
}
.page-news .breadcrumb-sep {
  color: var(--color-silver, #C0C0C0);
  user-select: none;
}
.page-news .breadcrumb [aria-current="page"] {
  color: var(--color-dark-brown, #3C2415);
  font-weight: 600;
}

/* ---- 特色英雄区域 ---- */
.page-news .featured-hero {
  position: relative;
  background: linear-gradient(135deg, var(--news-green-dark) 0%, var(--news-green-darker) 100%);
  color: #fff;
  overflow: hidden;
  margin: 1rem 1.25rem 0;
  border-radius: var(--news-radius);
  min-height: 360px;
}
.page-news .featured-hero__deco {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255,69,0,0.15) 0%, transparent 60%),
              repeating-linear-gradient(45deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 2px, transparent 2px, transparent 8px);
  pointer-events: none;
}
.page-news .featured-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1.5rem;
  align-items: center;
}
.page-news .featured-hero__text {
  flex: 1 1 auto;
  max-width: 580px;
}
.page-news .tag-label {
  display: inline-block;
  font-family: var(--font-ui, 'Segoe UI','Helvetica Neue',sans-serif);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}
.page-news .tag-label--red {
  background: var(--news-red-bright);
  color: #fff;
}
.page-news .tag-label--green {
  background: var(--color-green, #2E8B57);
  color: #fff;
}
.page-news .tag-label--gold {
  background: var(--news-gold-light);
  color: var(--news-brown);
}
.page-news .featured-hero__heading {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: clamp(1.8rem, 5vw, 3rem);
  line-height: 1.05;
  color: #fff;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}
.page-news .featured-hero__summary {
  font-family: var(--font-body, Georgia,serif);
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.9);
  margin: 0 0 1.25rem;
  max-width: 480px;
}
.page-news .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui, 'Segoe UI','Helvetica Neue',sans-serif);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.6rem 1.5rem;
  border-radius: 40px;
  text-decoration: none;
  transition: all var(--news-transition);
  border: 2px solid transparent;
  cursor: pointer;
}
.page-news .btn--ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.page-news .btn--ghost:hover,
.page-news .btn--ghost:focus-visible {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-2px);
}
.page-news .btn--arrow::after {
  content: "→";
  display: inline-block;
  transition: transform var(--news-transition);
}
.page-news .btn--arrow:hover::after {
  transform: translateX(4px);
}
.page-news .btn--solid {
  background: var(--color-red, #FF4500);
  border-color: var(--color-red, #FF4500);
  color: #fff;
}
.page-news .btn--solid:hover,
.page-news .btn--solid:focus-visible {
  background: #e03d00;
  border-color: #e03d00;
  transform: translateY(-2px);
}
.page-news .btn--outline {
  background: transparent;
  border-color: var(--color-green, #2E8B57);
  color: var(--color-green, #2E8B57);
}
.page-news .btn--outline:hover,
.page-news .btn--outline:focus-visible {
  background: var(--color-green, #2E8B57);
  color: #fff;
  transform: translateY(-2px);
}
.page-news .featured-hero__media {
  flex: 0 0 auto;
  width: 100%;
  max-width: 500px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}
.page-news .featured-hero__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 800/400;
}

/* ---- 模态框 ---- */
.page-news .modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.page-news .modal-overlay:target {
  display: flex;
}
.page-news .modal-box {
  background: var(--news-cream-bg);
  border-radius: var(--news-radius);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem 1.5rem 1.5rem;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  animation: modalFadeIn 0.3s ease;
}
@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.96) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.page-news .modal-close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--color-silver, #C0C0C0);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.page-news .modal-close:hover,
.page-news .modal-close:focus-visible {
  color: var(--color-red, #FF4500);
  background: rgba(0,0,0,0.05);
}
.page-news .modal-box__title {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: 1.5rem;
  line-height: 1.15;
  color: var(--color-dark-brown, #3C2415);
  margin: 0 0 1rem;
  padding-right: 2rem;
}
.page-news .modal-box__body p {
  font-family: var(--font-body, Georgia,serif);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-dark-brown, #3C2415);
  margin: 0 0 1rem;
}
.page-news .modal-box__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(0,0,0,0.08);
}

/* ---- 章节标签 ---- */
.page-news .section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.page-news .section-label__line {
  display: block;
  width: 2.5rem;
  height: 3px;
  background: var(--color-red, #FF4500);
  flex-shrink: 0;
}
.page-news .section-label--light .section-label__line {
  background: var(--color-green, #2E8B57);
}
.page-news .section-label__text {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: 1.5rem;
  color: var(--color-dark-brown, #3C2415);
  margin: 0;
  letter-spacing: 0.02em;
}

/* ---- 时间线区块 ---- */
.page-news .timeline-section {
  padding: 2rem 1.25rem;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.page-news .timeline {
  position: relative;
  padding-left: 1.5rem;
}
.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.25rem;
  bottom: 0.25rem;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-green, #2E8B57), var(--color-red, #FF4500));
  border-radius: 2px;
}
.page-news .timeline-item {
  position: relative;
  margin-bottom: 1.75rem;
  padding-left: 1.25rem;
  cursor: default;
}
.page-news .timeline-item:last-child {
  margin-bottom: 0;
}
.page-news .timeline-item__marker {
  position: absolute;
  left: -1.5rem;
  top: 0.35rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-green, #2E8B57);
  border: 3px solid var(--news-cream-bg);
  box-shadow: 0 0 0 2px var(--color-green, #2E8B57);
  z-index: 1;
  transition: all var(--news-transition);
}
.page-news .timeline-item:hover .timeline-item__marker {
  background: var(--color-red, #FF4500);
  box-shadow: 0 0 0 2px var(--color-red, #FF4500), 0 0 20px rgba(255,69,0,0.3);
  transform: scale(1.15);
}
.page-news .timeline-item__body {
  background: var(--news-off-white);
  padding: 0.85rem 1rem;
  border-radius: 8px;
  transition: all var(--news-transition);
}
.page-news .timeline-item:hover .timeline-item__body {
  background: #fff;
  box-shadow: var(--news-shadow-card);
  transform: translateX(4px);
}
.page-news .timeline-item__title {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: 1.05rem;
  color: var(--color-dark-brown, #3C2415);
  margin: 0 0 0.2rem;
}
.page-news .timeline-item__desc {
  font-family: var(--font-body, Georgia,serif);
  font-size: 0.88rem;
  color: var(--color-dark-brown, #3C2415);
  opacity: 0.8;
  margin: 0;
  line-height: 1.6;
}
.page-news .timeline-item__detail {
  max-height: 0;
  overflow: hidden;
  font-family: var(--font-body, Georgia,serif);
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--color-dark-brown, #3C2415);
  opacity: 0;
  transition: all var(--news-transition);
  padding-top: 0;
}
.page-news .timeline-item:hover .timeline-item__detail {
  max-height: 300px;
  opacity: 0.9;
  padding-top: 0.6rem;
}

/* ---- 功能详解区块 ---- */
.page-news .feature-detail-section {
  padding: 2rem 1.25rem;
  background: var(--news-cream-bg);
}
.page-news .feature-detail-section .section-label {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.page-news .detail-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.page-news .detail-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: #fff;
  border-radius: var(--news-radius);
  overflow: hidden;
  box-shadow: var(--news-shadow-card);
  transition: transform var(--news-transition);
}
.page-news .detail-card:hover {
  transform: translateY(-3px);
}
.page-news .detail-card__media {
  width: 100%;
  overflow: hidden;
  background: var(--news-off-white);
}
.page-news .detail-card__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 500/300;
  transition: transform 0.5s ease;
}
.page-news .detail-card:hover .detail-card__media img {
  transform: scale(1.02);
}
.page-news .detail-card__content {
  padding: 0 1.25rem 1.25rem;
}
.page-news .detail-card__title {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: 1.2rem;
  color: var(--color-dark-brown, #3C2415);
  margin: 0.5rem 0 0.4rem;
}
.page-news .detail-card__desc {
  font-family: var(--font-body, Georgia,serif);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-dark-brown, #3C2415);
  opacity: 0.85;
  margin: 0 0 0.75rem;
}
.page-news .detail-card__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem 0.75rem;
}
.page-news .detail-card__list li {
  font-family: var(--font-ui, 'Segoe UI','Helvetica Neue',sans-serif);
  font-size: 0.8rem;
  color: var(--color-dark-brown, #3C2415);
  padding-left: 1rem;
  position: relative;
}
.page-news .detail-card__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-green, #2E8B57);
  font-weight: 700;
}

/* ---- 行业观察区块 ---- */
.page-news .insight-section {
  padding: 2rem 1.25rem;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.page-news .insight-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: var(--news-off-white);
  border-radius: var(--news-radius);
  overflow: hidden;
  border-left: 4px solid var(--color-green, #2E8B57);
}
.page-news .insight-card__media {
  width: 100%;
  overflow: hidden;
  background: var(--news-cream-bg);
}
.page-news .insight-card__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 700/350;
}
.page-news .insight-card__body {
  padding: 0 1.25rem 1.5rem;
}
.page-news .insight-card__title {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: 1.15rem;
  color: var(--color-dark-brown, #3C2415);
  margin: 0 0 0.25rem;
}
.page-news .insight-card__meta {
  font-family: var(--font-ui, 'Segoe UI','Helvetica Neue',sans-serif);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-green, #2E8B57);
  font-weight: 700;
  margin: 0 0 0.75rem;
}
.page-news .insight-card__text {
  font-family: var(--font-body, Georgia,serif);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-dark-brown, #3C2415);
  opacity: 0.88;
  margin: 0 0 0.75rem;
}
.page-news .insight-card__text:last-child {
  margin-bottom: 0;
}

/* ---- 相关链接区块 ---- */
.page-news .related-links-section {
  padding: 1.5rem 1.25rem 2.5rem;
  background: linear-gradient(135deg, var(--news-green-darker), var(--news-green-dark));
  margin-top: 1rem;
}
.page-news .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}
.page-news .related-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.page-news .related-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.25rem 1.5rem;
  background: rgba(255,255,255,0.08);
  border-radius: var(--news-radius);
  text-decoration: none;
  color: #fff;
  transition: all var(--news-transition);
  border: 1px solid rgba(255,255,255,0.12);
}
.page-news .related-card:hover,
.page-news .related-card:focus-visible {
  background: rgba(255,255,255,0.16);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.2);
}
.page-news .related-card__icon {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--news-gold-light);
}
.page-news .related-card__label {
  font-family: var(--font-heading, Impact,'Arial Black',sans-serif);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}
.page-news .related-card__desc {
  font-family: var(--font-body, Georgia,serif);
  font-size: 0.85rem;
  opacity: 0.8;
  line-height: 1.5;
}

/* ---- 桌面端断点 ≥768px ---- */
@media (min-width: 768px) {
  .page-news .breadcrumb {
    padding: 1.5rem 2rem 0;
  }
  .page-news .featured-hero {
    margin: 1.5rem 2rem 0;
    min-height: 400px;
  }
  .page-news .featured-hero__inner {
    flex-direction: row;
    padding: 2rem 2.5rem;
    gap: 2.5rem;
  }
  .page-news .featured-hero__text {
    flex: 0 0 55%;
  }
  .page-news .featured-hero__media {
    flex: 0 0 40%;
    max-width: 400px;
  }
  .page-news .featured-hero__heading {
    font-size: 2.8rem;
  }
  .page-news .modal-box {
    padding: 2.5rem 2rem 1.75rem;
  }
  .page-news .modal-box__title {
    font-size: 1.8rem;
  }
  .page-news .timeline-section {
    padding: 3rem 2rem;
  }
  .page-news .section-label__text {
    font-size: 1.75rem;
  }
  .page-news .timeline {
    padding-left: 2rem;
  }
  .page-news .timeline-item {
    padding-left: 1.5rem;
  }
  .page-news .timeline-item__marker {
    left: -2rem;
    width: 16px;
    height: 16px;
  }
  .page-news .timeline-item__body {
    padding: 1rem 1.25rem;
  }
  .page-news .timeline-item__title {
    font-size: 1.1rem;
  }
  .page-news .feature-detail-section {
    padding: 3rem 2rem;
  }
  .page-news .detail-card {
    flex-direction: row;
    align-items: stretch;
  }
  .page-news .detail-card--reverse {
    flex-direction: row-reverse;
  }
  .page-news .detail-card__media {
    flex: 0 0 40%;
    max-width: 420px;
  }
  .page-news .detail-card__media img {
    height: 100%;
    aspect-ratio: auto;
    object-fit: cover;
  }
  .page-news .detail-card__content {
    flex: 1;
    padding: 1.5rem 1.5rem 1.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .page-news .detail-card--reverse .detail-card__content {
    padding: 1.5rem 1.25rem 1.5rem 1.5rem;
  }
  .page-news .detail-card__title {
    font-size: 1.35rem;
  }
  .page-news .insight-section {
    padding: 3rem 2rem;
  }
  .page-news .insight-card {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-news .insight-card__media {
    flex: 0 0 40%;
    max-width: 420px;
  }
  .page-news .insight-card__media img {
    height: 100%;
    aspect-ratio: auto;
    object-fit: cover;
  }
  .page-news .insight-card__body {
    flex: 1;
    padding: 1.5rem 1.5rem 1.5rem 0.5rem;
  }
  .page-news .insight-card__title {
    font-size: 1.3rem;
  }
  .page-news .related-links-section {
    padding: 2rem 2rem 3rem;
  }
  .page-news .related-grid {
    flex-direction: row;
    max-width: 800px;
    gap: 1.5rem;
  }
  .page-news .related-card {
    flex: 1;
    padding: 1.5rem 2rem;
  }
}

/* ---- 大桌面端断点 ≥1200px ---- */
@media (min-width: 1200px) {
  .page-news .breadcrumb {
    padding: 2rem 0 0;
  }
  .page-news .featured-hero {
    margin: 1.5rem 0 0;
    border-radius: 16px;
  }
  .page-news .featured-hero__inner {
    padding: 2.5rem 3.5rem;
    gap: 3rem;
  }
  .page-news .featured-hero__heading {
    font-size: 3.2rem;
  }
  .page-news .timeline-section,
  .page-news .feature-detail-section .section-label,
  .page-news .detail-grid,
  .page-news .insight-section {
    padding-left: 0;
    padding-right: 0;
  }
  .page-news .detail-card__media {
    flex: 0 0 45%;
    max-width: 480px;
  }
}