/* ========== 动态观察页 ========== */
.page-news {
  --news-line: rgba(61, 255, 126, 0.35);
  --news-card-border: rgba(62, 103, 184, 0.35);
  --news-card-bg: linear-gradient(180deg, rgba(31, 58, 122, 0.22), rgba(28, 46, 74, 0.18));
  position: relative;
  padding-bottom: clamp(3rem, 8vw, 6rem);
  overflow: hidden;
}

.page-news .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin-bottom: clamp(2rem, 6vw, 3.5rem);
}
.page-news .breadcrumbs a {
  color: var(--text-sub);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-news .breadcrumbs a:hover {
  color: var(--accent);
  border-color: var(--news-line);
}
.page-news .breadcrumbs [aria-hidden="true"] {
  color: var(--accent);
}

/* Hero */
.page-news .news-hero {
  position: relative;
}
.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 38vw;
  height: 260px;
  background: linear-gradient(135deg, transparent 0%, rgba(62, 103, 184, 0.22) 52%, rgba(61, 255, 126, 0.12) 100%);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  pointer-events: none;
  z-index: 0;
}
.page-news .news-hero > * {
  position: relative;
  z-index: 1;
}
.page-news .news-hero-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: clamp(3rem, 8vw, 5rem);
}
.page-news .news-hero-copy .section-kicker {
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.page-news .news-hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(1.74rem, 5.2vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: 0.01em;
  margin: 0 0 1.1rem;
  max-width: 22em;
}
.page-news .news-hero-copy .section-summary {
  color: var(--text-sub);
  max-width: 48em;
  line-height: 1.85;
  margin: 0;
}
.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.6rem;
}

.page-news .news-hero-aside {
  padding: 1.35rem;
  border: 1px solid var(--news-card-border);
  background: linear-gradient(135deg, rgba(31, 58, 122, 0.35), rgba(10, 17, 40, 0.75));
  display: grid;
  gap: 1.2rem;
  align-content: start;
  position: relative;
}
.page-news .news-hero-aside::before {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 38%;
  height: 3px;
  background: var(--accent);
}
.page-news .news-status-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-main);
}
.page-news .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(61, 255, 126, 0.6);
  flex: none;
}
.page-news .news-status-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
.page-news .news-status-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(62, 103, 184, 0.3);
}
.page-news .news-status-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-news .news-status-list .metric-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--accent);
  line-height: 1;
}
.page-news .news-hero-note {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-sub);
  border-left: 2px solid var(--line-accent);
  padding-left: 0.8rem;
}

/* 双列主体 */
.page-news .news-main-grid {
  display: grid;
  gap: 3rem;
  margin-bottom: clamp(4rem, 10vw, 6.5rem);
}
.page-news .news-latest {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.page-news .section-head .section-kicker {
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
}
.page-news .section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  line-height: 1.2;
  margin: 0 0 0.6rem;
}
.page-news .section-head .section-summary {
  color: var(--text-sub);
  margin: 0;
  max-width: 42em;
  line-height: 1.75;
}

/* 文章标签 */
.page-news .tag {
  border: 1px solid var(--line-accent);
  color: var(--accent);
  background: rgba(61, 255, 126, 0.07);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.28rem 0.55rem;
  white-space: nowrap;
  display: inline-block;
}

/* 特色大卡 */
.page-news .news-feature-card {
  overflow: hidden;
  border: 1px solid var(--news-card-border);
  background: linear-gradient(135deg, rgba(31, 58, 122, 0.4), rgba(10, 17, 40, 0.6));
  transition: border-color 0.25s ease;
}
.page-news .news-feature-card:hover {
  border-color: var(--accent);
}
.page-news .news-feature-media img {
  display: block;
  width: 100%;
  height: auto;
}
.page-news .news-feature-body {
  padding: 1.35rem;
}
.page-news .news-article-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}
.page-news .news-feature-body h3 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  line-height: 1.35;
  margin: 0 0 0.75rem;
}
.page-news .news-feature-body p {
  color: var(--text-sub);
  line-height: 1.8;
  margin: 0 0 1.1rem;
}

/* 文章网格 */
.page-news .news-article-grid {
  display: grid;
  gap: 1.2rem;
}
.page-news .news-article-card {
  padding: 1.3rem;
  border: 1px solid var(--news-card-border);
  background: var(--news-card-bg);
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.page-news .news-article-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  background: linear-gradient(180deg, rgba(31, 58, 122, 0.38), rgba(28, 46, 74, 0.3));
}
.page-news .news-article-card h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  line-height: 1.45;
  margin: 0;
}
.page-news .news-article-card p {
  color: var(--text-sub);
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0;
  flex-grow: 1;
}

.page-news .text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-size: 0.86rem;
  text-decoration: none;
  letter-spacing: 0.02em;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-news .text-link::after {
  content: "→";
  transition: transform 0.2s ease;
}
.page-news .text-link:hover {
  border-color: var(--news-line);
}
.page-news .text-link:hover::after {
  transform: translateX(3px);
}

/* 版本侧栏 */
.page-news .news-versions {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}
.page-news .news-version-media img {
  display: block;
  width: 100%;
  height: auto;
}
.page-news .media-frame-caption {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.6;
  margin-top: 0.6rem;
}

/* 版本时间线 */
.page-news .news-version-timeline {
  position: relative;
  margin-top: 0.5rem;
  padding-left: 1.4rem;
}
.page-news .news-version-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 0;
  bottom: 0;
  border-left: 2px dashed rgba(61, 255, 126, 0.45);
}
.page-news .news-version-item {
  position: relative;
  padding: 0 0 1.5rem 1.1rem;
}
.page-news .news-version-item:last-child {
  padding-bottom: 0;
}
.page-news .news-version-item::before {
  content: "";
  position: absolute;
  left: -1.4rem;
  top: 0.25rem;
  width: 12px;
  height: 12px;
  background: var(--bg-deep);
  border: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: background 0.2s ease;
}
.page-news .news-version-item:hover::before {
  background: var(--accent);
}
.page-news .news-version-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.4rem;
}
.page-news .news-version-head strong {
  font-family: var(--font-display);
  color: var(--text-main);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}
.page-news .news-version-item:hover .news-version-head strong {
  color: var(--accent);
}
.page-news .news-version-note {
  margin: 0 0 0.5rem;
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* 赛事服务专题 */
.page-news .news-sports-section {
  margin-bottom: clamp(4rem, 10vw, 6.5rem);
}
.page-news .news-sports-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}
.page-news .news-sports-media img {
  display: block;
  width: 100%;
  height: auto;
}
.page-news .news-sports-content {
  padding: 1.6rem;
  border: 1px solid var(--news-card-border);
  background: linear-gradient(135deg, rgba(31, 58, 122, 0.3), rgba(10, 17, 40, 0.6));
}
.page-news .news-sports-content h3 {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  line-height: 1.4;
  margin: 0 0 0.8rem;
}
.page-news .news-sports-content p {
  color: var(--text-sub);
  line-height: 1.8;
  margin: 0 0 1.4rem;
}
.page-news .news-sports-stats {
  margin-bottom: 1.4rem;
}
.page-news .news-sports-stats .data-card {
  padding: 1rem;
  border: 1px solid var(--news-card-border);
  background: rgba(28, 46, 74, 0.4);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.page-news .news-sports-stats .metric-number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent);
  line-height: 1.2;
}
.page-news .news-sports-stats .metric-label {
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--text-sub);
}

/* 使用记录变更 */
.page-news .news-records-section {
  margin-bottom: clamp(4rem, 10vw, 6.5rem);
}
.page-news .news-records-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}
.page-news .news-records-panels {
  border-top: 1px solid var(--news-card-border);
}
.page-news .news-record-panel {
  border-bottom: 1px solid var(--news-card-border);
}
.page-news .news-record-panel summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0.2rem;
  transition: background 0.2s ease;
}
.page-news .news-record-panel summary::-webkit-details-marker {
  display: none;
}
.page-news .news-record-panel summary:hover {
  background: rgba(61, 255, 126, 0.04);
}
.page-news .news-record-panel summary::after {
  content: "+";
  color: var(--accent);
  font-size: 1.4rem;
  line-height: 1;
  transition: transform 0.2s ease;
}
.page-news .news-record-panel[open] summary::after {
  transform: rotate(45deg);
}
.page-news .news-record-title {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-main);
}
.page-news .news-record-panel[open] .news-record-title {
  color: var(--accent);
}
.page-news .news-record-body {
  padding: 0 0.2rem 1.2rem 1rem;
  color: var(--text-sub);
  line-height: 1.8;
  font-size: 0.93rem;
}
.page-news .news-record-body p {
  margin: 0 0 0.6rem;
}
.page-news .news-record-body .text-link {
  margin-top: 0.8rem;
}
.page-news .news-records-visual img {
  display: block;
  width: 100%;
  height: auto;
}

/* 索引 */
.page-news .news-index-links {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
  grid-template-columns: 1fr;
}
.page-news .news-index-links .btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  padding: 1.25rem;
  text-decoration: none;
  border: 1px solid var(--news-card-border);
  background: linear-gradient(135deg, rgba(31, 58, 122, 0.25), rgba(28, 46, 74, 0.2));
  color: var(--text-main);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.page-news .news-index-links .btn:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.page-news .news-index-links .section-kicker {
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin: 0;
}

/* 移动端额外 */
@media (max-width: 859px) {
  .page-news .news-versions {
    border-top: 1px solid rgba(62, 103, 184, 0.3);
    padding-top: 2rem;
  }
}

/* 平板以上 */
@media (min-width: 640px) {
  .page-news .news-article-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-news .news-index-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 桌面 */
@media (min-width: 860px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
    align-items: end;
    gap: 3rem;
  }
  .page-news .news-main-grid {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 360px);
    align-items: start;
    gap: 3.5rem;
  }
  .page-news .news-feature-card {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }
  .page-news .news-feature-media {
    height: 100%;
  }
  .page-news .news-feature-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .page-news .news-sports-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-news .news-records-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
    align-items: start;
  }
}