/* ===== 新闻动态页面专属样式 ===== */
.page-news {
  --news-gold-light: #F1D07A;
  --news-blue: #2E6EE8;
  --news-green: #1E9E72;
  --news-purple: #6E56CF;
  --news-rules: rgba(44, 62, 80, 0.14);
  --news-deep: #0B1B3A;
  --news-aux: #0F2A52;
  --news-line-gold: rgba(212, 175, 55, 0.35);
  background: var(--color-bg);
}

.page-news img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ========== 首屏 ========== */
.page-news .news-hero {
  position: relative;
  padding: 2rem 0 0;
  background:
    radial-gradient(ellipse at 12% 18%, rgba(212, 175, 55, 0.2), transparent 46%),
    radial-gradient(ellipse at 88% 0%, rgba(255, 107, 53, 0.12), transparent 38%),
    linear-gradient(135deg, var(--news-deep) 0%, var(--news-aux) 58%, var(--news-deep) 100%);
  color: var(--color-light);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(241, 208, 122, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241, 208, 122, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.page-news .news-hero .content-shell {
  position: relative;
}

.page-news .breadcrumbs {
  margin-bottom: 2.2rem;
}

.page-news .breadcrumbs-item {
  color: rgba(232, 237, 242, 0.7);
}

.page-news .breadcrumbs-item[aria-current="page"] {
  color: var(--color-gold);
}

.page-news .breadcrumbs-sep {
  color: rgba(232, 237, 242, 0.4);
  margin: 0 0.5rem;
  font-family: var(--font-mono);
}

.page-news .news-hero-grid {
  display: grid;
  gap: 2rem;
  align-items: end;
}

.page-news .news-hero-text .eyebrow {
  color: var(--color-gold);
}

.page-news .news-hero h1 {
  font-size: clamp(1.85rem, 5vw, 3.1rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin: 0.6rem 0 1.1rem;
  max-width: 14ch;
}

.page-news .news-hero-desc {
  color: rgba(232, 237, 242, 0.82);
  line-height: 1.8;
  font-size: 1rem;
  max-width: 58ch;
}

.page-news .news-hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  max-width: 480px;
}

.page-news .hero-fact {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(241, 208, 122, 0.18);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  backdrop-filter: blur(4px);
}

.page-news .hero-fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-gold-end);
  letter-spacing: 0.02em;
}

.page-news .hero-fact-label {
  display: block;
  font-size: 0.74rem;
  color: rgba(232, 237, 242, 0.7);
  margin-top: 0.28rem;
}

.page-news .news-hero-visual {
  margin-top: 2.2rem;
}

.page-news .news-hero-visual img {
  width: 100%;
  height: auto;
  border-radius: 12px 12px 0 0;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.35);
  transform: translateY(1px);
}

/* ========== 主内容两栏 ========== */
.page-news .news-main {
  padding-top: 3.2rem;
  padding-bottom: 1.6rem;
}

.page-news .news-layout {
  display: grid;
  gap: 2.8rem;
}

.page-news .section-head {
  margin-bottom: 2rem;
}

.page-news .section-head .eyebrow {
  color: var(--color-gold);
}

.page-news .section-head h2 {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--news-deep);
  letter-spacing: -0.02em;
  margin: 0.4rem 0 0.5rem;
}

.page-news .section-desc {
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 62ch;
}

/* 文章列表 */
.page-news .news-list {
  border-top: 1px solid var(--news-rules);
}

.page-news .news-item {
  display: grid;
  grid-template-columns: 3.4rem 1fr;
  gap: 0.9rem;
  padding: 1.5rem 0.4rem;
  border-bottom: 1px solid var(--news-rules);
  transition: background 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.page-news .news-item-index {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-gold);
  padding-top: 0.35rem;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

.page-news .news-item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.45rem;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.18rem 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.03em;
}

.page-news .tag-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
  flex-shrink: 0;
}

.page-news .cat-version .news-tag {
  background: rgba(212, 175, 55, 0.14);
  color: #96750E;
}

.page-news .cat-feature .news-tag {
  background: rgba(46, 110, 232, 0.12);
  color: #1D5DBF;
}

.page-news .cat-data .news-tag {
  background: rgba(30, 158, 114, 0.14);
  color: #147A58;
}

.page-news .cat-industry .news-tag {
  background: rgba(110, 86, 207, 0.12);
  color: #5440B8;
}

.page-news .news-time {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-muted);
  letter-spacing: 0.03em;
}

.page-news .news-item-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--news-deep);
  line-height: 1.45;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

.page-news .news-item-summary {
  color: var(--color-muted);
  font-size: 0.92rem;
  line-height: 1.75;
  margin: 0;
}

.page-news .news-item-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 0.8rem;
}

.page-news .news-category {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-muted);
  background: rgba(138, 148, 166, 0.1);
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
}

.page-news .news-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--news-gold-light, var(--color-gold));
  color: #9A7B1A;
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-news .news-link:hover {
  color: var(--color-vivid-orange);
}

/* 桌面端摘要两行 + 悬停展开 */
@media (min-width: 720px) {
  .page-news .news-item-summary {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .page-news .news-item:hover,
  .page-news .news-item:focus-within {
    background: rgba(212, 175, 55, 0.05);
    padding-left: 1rem;
  }

  .page-news .news-item:hover .news-item-summary,
  .page-news .news-item:focus-within .news-item-summary {
    -webkit-line-clamp: unset;
  }

  .page-news .news-item:hover .news-item-index,
  .page-news .news-item:focus-within .news-item-index {
    color: var(--color-vivid-orange);
    opacity: 1;
  }
}

/* ========== 侧栏 ========== */
.page-news .news-aside {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.page-news .aside-block {
  background: #ffffff;
  border: 1px solid var(--news-rules);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem;
  box-shadow: var(--shadow-sm);
}

.page-news .aside-block .eyebrow {
  font-size: 0.72rem;
  color: var(--color-gold);
}

.page-news .aside-title {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--news-deep);
  margin: 0.35rem 0 1.1rem;
  letter-spacing: -0.01em;
}

.page-news .news-category-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-news .category-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.92rem;
  color: var(--color-dark);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius);
  cursor: default;
  border: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-news .category-item:hover {
  background: rgba(212, 175, 55, 0.08);
  border-color: rgba(212, 175, 55, 0.2);
}

.page-news .category-item.is-active {
  background: rgba(212, 175, 55, 0.12);
  border-color: rgba(212, 175, 55, 0.3);
  font-weight: 700;
  color: var(--news-deep);
}

.page-news .category-item .tag-dot {
  color: var(--color-gold);
}

.page-news .category-item.is-active .tag-dot {
  background: var(--color-vivid-orange);
}

.page-news .category-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-muted);
  background: rgba(138, 148, 166, 0.12);
  padding: 0.12rem 0.5rem;
  border-radius: 12px;
}

/* 时间线 */
.page-news .version-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-news .version-timeline::before {
  content: "";
  position: absolute;
  left: 0.72rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-gold), rgba(212, 175, 55, 0.15));
  opacity: 0.5;
}

.page-news .timeline-item {
  position: relative;
  padding-left: 2.1rem;
  padding-bottom: 1.3rem;
}

.page-news .timeline-item:last-child {
  padding-bottom: 0;
}

.page-news .timeline-version {
  position: absolute;
  left: 0;
  top: 0.15rem;
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 50%;
  background: var(--news-aux);
  border: 2px solid var(--color-gold);
  color: var(--color-gold-end);
  font-family: var(--font-mono);
  font-size: 0.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-news .timeline-item:last-child .timeline-version {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-end));
  color: var(--news-deep);
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.16);
}

.page-news .timeline-content {
  transition: transform 0.2s ease;
}

.page-news .timeline-content strong {
  display: block;
  font-size: 0.95rem;
  color: var(--news-deep);
  margin-bottom: 0.3rem;
}

.page-news .timeline-content p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.6;
  margin: 0;
}

.page-news .timeline-item:hover .timeline-content {
  transform: translateX(4px);
}

/* 热点索引 */
.page-news .hot-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.page-news .hot-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-dark);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.28);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  letter-spacing: 0.02em;
  transition: background 0.2s ease;
}

.page-news .hot-tag:hover {
  background: rgba(212, 175, 55, 0.2);
}

/* ========== 版本迭代 ========== */
.page-news .news-section {
  padding: 3.6rem 0;
}

.page-news .section-version {
  background: #ffffff;
  margin-top: 5.2rem;
  border-top: 1px solid var(--news-rules);
  border-bottom: 1px solid var(--news-rules);
}

.page-news .release-layout {
  display: grid;
  gap: 2.4rem;
}

.page-news .release-visual img {
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
}

.page-news .release-note {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-top: 0.7rem;
  letter-spacing: 0.05em;
}

.page-news .release-list {
  display: flex;
  flex-direction: column;
}

.page-news .release-row {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--news-rules);
}

.page-news .release-row:last-child {
  border-bottom: none;
}

.page-news .release-version {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-gold);
  text-align: center;
  line-height: 1.25;
  align-self: start;
}

.page-news .release-row.is-current .release-version {
  color: var(--color-vivid-orange);
}

.page-news .release-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--news-deep);
  margin: 0 0 0.35rem;
}

.page-news .release-info p {
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}

/* ========== 数据更新公告 ========== */
.page-news .section-data {
  background:
    radial-gradient(ellipse at 80% 20%, rgba(241, 208, 122, 0.1), transparent 42%),
    linear-gradient(135deg, var(--news-deep) 0%, var(--news-aux) 65%, var(--news-deep) 100%);
  color: var(--color-light);
}

.page-news .section-data .section-head h2 {
  color: var(--color-light);
}

.page-news .section-data .section-desc {
  color: rgba(232, 237, 242, 0.7);
}

.page-news .update-grid {
  display: grid;
  gap: 2.4rem;
}

.page-news .update-block {
  padding: 1.2rem 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-left: 2px solid var(--color-gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 1.1rem;
}

.page-news .update-code {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-gold);
  letter-spacing: 0.08em;
}

.page-news .update-block h3 {
  color: var(--color-light);
  font-size: 1.06rem;
  font-weight: 700;
  margin: 0.4rem 0 0.5rem;
}

.page-news .update-block p {
  color: rgba(232, 237, 242, 0.76);
  font-size: 0.9rem;
  line-height: 1.72;
  margin: 0;
}

.page-news .update-visual img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(241, 208, 122, 0.22);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

/* ========== 专题洞察 ========== */
.page-news .section-insight {
  background: #FBFBFD;
}

.page-news .insight-layout {
  display: grid;
  gap: 2.4rem;
}

.page-news .insight-visual img {
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
}

.page-news .insight-list {
  display: flex;
  flex-direction: column;
}

.page-news .insight-item {
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--news-rules);
}

.page-news .insight-item:last-child {
  border-bottom: none;
}

.page-news .insight-number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-vivid-orange);
  letter-spacing: 0.04em;
}

.page-news .insight-item h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--news-deep);
  margin: 0.35rem 0 0.4rem;
}

.page-news .insight-item p {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin: 0 0 0.6rem;
}

/* ========== 订阅与反馈 ========== */
.page-news .section-subscribe {
  background: #ffffff;
  border-top: 1px solid var(--news-rules);
}

.page-news .subscribe-block {
  border-top: 2px solid var(--color-gold);
  background: linear-gradient(120deg, rgba(212, 175, 55, 0.09), rgba(241, 208, 122, 0.05) 60%, transparent);
  border-radius: var(--radius);
  padding: 2rem 1.6rem;
  display: grid;
  gap: 1.8rem;
  box-shadow: var(--shadow-sm);
}

.page-news .subscribe-text .eyebrow {
  color: var(--color-gold);
}

.page-news .subscribe-text h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--news-deep);
  margin: 0.4rem 0 0.6rem;
}

.page-news .subscribe-text p {
  color: var(--color-muted);
  line-height: 1.78;
  font-size: 0.95rem;
  max-width: 52ch;
}

.page-news .subscribe-actions {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  justify-content: center;
}

.page-news .subscribe-mail {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(212, 175, 55, 0.28);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
}

.page-news .contact-label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-muted);
  display: block;
  margin-bottom: 0.25rem;
}

.page-news .contact-email {
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--news-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-news .contact-email:hover {
  border-color: var(--color-gold);
  color: #8A6A10;
}

.page-news .contact-note {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin: 0.3rem 0 0;
}

.page-news .subscribe-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-news .subscribe-hint {
  font-size: 0.78rem;
  color: var(--color-muted);
  line-height: 1.7;
  background: rgba(138, 148, 166, 0.08);
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  margin: 0;
}

/* ========== 桌面端布局终态 ========== */
@media (min-width: 900px) {
  .page-news .news-hero {
    padding-top: 2.6rem;
  }

  .page-news .news-hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2.6rem;
  }

  .page-news .news-hero-facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-main {
    padding-top: 4rem;
  }

  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 3rem;
  }

  .page-news .news-item {
    grid-template-columns: 4.2rem 1fr;
    gap: 1.2rem;
    padding: 1.8rem 0.6rem;
  }

  .page-news .news-aside {
    position: sticky;
    top: 2rem;
    align-self: start;
  }

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

  .page-news .release-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 3.2rem;
  }

  .page-news .update-grid {
    grid-template-columns: minmax(0, 1fr) 420px;
    align-items: center;
    gap: 3.2rem;
  }

  .page-news .insight-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
    gap: 3.2rem;
  }

  .page-news .subscribe-block {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 2.6rem;
    padding: 2.4rem 2.6rem;
  }
}

@media (min-width: 1200px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 340px;
  }

  .page-news .news-item-title {
    font-size: 1.2rem;
  }

  .page-news .section-head h2 {
    font-size: 2.1rem;
  }
}

/* 焦点可见性 */
.page-news a:focus-visible,
.page-news .news-link:focus-visible {
  outline: 2px solid var(--color-vivid-orange);
  outline-offset: 3px;
  border-radius: 2px;
}