/* ===== 最新动态详情页 · 页面专属样式 ===== */
.page-news {
  --news-blue: #00C2FF;
  --news-orange: #FF6B35;
  --news-green: #39FF88;
  --news-elev: #1F2A44;
  --news-border: #2A3B5C;
  overflow-x: hidden;
}

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

/* ===== 首屏 Hero ===== */
.page-news .page-hero {
  position: relative;
  padding: 32px 0 48px;
  background:
    radial-gradient(ellipse at 82% 12%, rgba(0, 194, 255, 0.20) 0%, transparent 56%),
    radial-gradient(ellipse at 8% 88%, rgba(255, 107, 53, 0.13) 0%, transparent 50%),
    linear-gradient(180deg, rgba(31, 42, 68, 0.36) 0%, rgba(11, 14, 20, 0) 100%);
  overflow: hidden;
}
.page-news .page-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -12%;
  width: 62%;
  height: 130%;
  background: linear-gradient(135deg, rgba(0, 194, 255, 0.28) 0%, rgba(0, 194, 255, 0.04) 70%, transparent 100%);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  transform: rotate(4deg);
  pointer-events: none;
}
.page-news .page-hero .container {
  position: relative;
  z-index: 1;
}
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}
.page-news .breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.page-news .breadcrumb a:hover {
  color: var(--news-blue);
}
.page-news .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.page-news .hero-copy .section-index {
  margin-bottom: 16px;
}
.page-news .hero-copy h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--color-text);
}
.page-news .hero-sub {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 14px;
  background: linear-gradient(90deg, rgba(0, 194, 255, 0.16), rgba(255, 107, 53, 0.10));
  border-left: 3px solid var(--news-blue);
  font-family: var(--font-data);
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--color-text);
}
.page-news .hero-desc {
  max-width: 640px;
  margin: 0 0 24px;
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.7;
}
.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-news .hero-stat {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  align-content: start;
}
.page-news .stat-card {
  position: relative;
  padding: 16px 14px;
  background: linear-gradient(160deg, rgba(31, 42, 68, 0.86) 0%, rgba(11, 14, 20, 0.92) 100%);
  border: 1px solid var(--news-border);
  border-radius: 2px;
  overflow: hidden;
}
.page-news .stat-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 16px;
  height: 16px;
  border-top: 2px solid var(--news-orange);
  border-right: 2px solid var(--news-orange);
  opacity: 0.7;
}
.page-news .stat-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--color-text-muted);
}
.page-news .stat-num {
  display: block;
  font-family: var(--font-data);
  font-size: 20px;
  font-weight: 700;
  color: var(--news-green);
  letter-spacing: -0.02em;
}
.page-news .hero-stat-note {
  grid-column: 1 / -1;
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: right;
}

/* ===== 章节标题 ===== */
.page-news .section-head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}
.page-news .section-head-left .section-index {
  margin-bottom: 10px;
}
.page-news .section-head h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.page-news .section-desc {
  margin: 8px 0 0;
  max-width: 560px;
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.6;
}
.page-news .text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--news-blue);
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.page-news .text-link:hover {
  border-bottom-color: var(--news-blue);
}

/* ===== 分类筛选 ===== */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.page-news .news-filter .filter-btn {
  border-radius: 2px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.page-news .news-filter .filter-btn.is-active {
  background: var(--news-orange);
  border-color: var(--news-orange);
  color: #0B0E14;
  box-shadow: 0 0 18px rgba(255, 107, 53, 0.32);
}

/* ===== 最新文章列表 ===== */
.page-news .feature-banner {
  margin: 0 0 28px;
  border: 1px solid var(--news-border);
  background: var(--color-bg-elev);
}
.page-news .feature-banner img {
  width: 100%;
  height: auto;
}
.page-news .feature-banner figcaption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--news-border);
}
.page-news .news-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-news .news-card {
  position: relative;
  background: linear-gradient(165deg, rgba(31, 42, 68, 0.88) 0%, rgba(11, 14, 20, 0.94) 100%);
  border: 1px solid var(--news-border);
  border-radius: 2px;
  padding: 20px;
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}
.page-news .news-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--news-blue);
  transition: height 0.3s ease;
}
.page-news .news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 194, 255, 0.55);
  box-shadow: 0 0 0 1px rgba(0, 194, 255, 0.15), 0 16px 40px rgba(0, 0, 0, 0.35);
}
.page-news .news-card:hover::before {
  height: 100%;
}
.page-news .news-card-featured {
  padding: 0;
  overflow: hidden;
}
.page-news .news-card-featured .news-card-media {
  margin: 0;
}
.page-news .news-card-featured .news-card-body {
  padding: 20px;
}
.page-news .news-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.page-news .news-round {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}
.page-news .news-card h3 {
  margin: 0 0 10px;
  font-size: 1.16rem;
  line-height: 1.36;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.page-news .news-excerpt {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* ===== 折叠面板（页面微调） ===== */
.page-news .news-expand .accordion-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding: 6px 0;
  border: 0;
  border-bottom: 1px dashed rgba(0, 194, 255, 0.45);
  background: none;
  color: var(--news-blue);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.page-news .news-expand .accordion-icon {
  position: relative;
  width: 10px;
  height: 10px;
  display: inline-block;
}
.page-news .news-expand .accordion-icon::before,
.page-news .news-expand .accordion-icon::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform 0.2s ease;
}
.page-news .news-expand .accordion-icon::before {
  top: 4px;
  left: 0;
  width: 10px;
  height: 2px;
}
.page-news .news-expand .accordion-icon::after {
  top: 0;
  left: 4px;
  width: 2px;
  height: 10px;
}
.page-news .news-expand .accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: scaleY(0);
}

/* ===== 版本迭代数据雷达 ===== */
.page-news .radar-strip {
  position: relative;
  margin: 0 -24px;
  padding: 4px 24px 20px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.page-news .radar-strip::-webkit-scrollbar {
  display: none;
}
.page-news .radar-track {
  display: flex;
  gap: 16px;
  min-width: max-content;
  align-items: stretch;
}
.page-news .radar-card {
  position: relative;
  width: 280px;
  padding: 20px;
  background: linear-gradient(150deg, rgba(31, 42, 68, 0.92) 0%, rgba(11, 14, 20, 0.96) 100%);
  border: 1px solid var(--news-border);
  border-radius: 2px;
  overflow: hidden;
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}
.page-news .radar-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--news-blue), var(--news-orange));
  transform: scaleX(0.36);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.page-news .radar-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 53, 0.55);
  box-shadow: 0 0 0 1px rgba(255, 107, 53, 0.12), 0 16px 36px rgba(0, 0, 0, 0.36);
}
.page-news .radar-card:hover::before {
  transform: scaleX(1);
}
.page-news .radar-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.page-news .radar-phase {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.page-news .radar-version {
  font-family: var(--font-data);
  font-size: 18px;
  font-weight: 700;
  color: var(--news-blue);
}
.page-news .radar-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  line-height: 1.36;
  color: var(--color-text);
}
.page-news .radar-card p {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--color-text-muted);
}
.page-news .radar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}
.page-news .radar-figure {
  margin: 0 0 16px;
  border: 1px solid var(--news-border);
}

/* ===== 热门推荐 ===== */
.page-news .popular-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.page-news .popular-poster {
  position: relative;
  border: 1px solid var(--news-border);
  border-radius: 2px;
  overflow: hidden;
}
.page-news .popular-poster img {
  width: 100%;
  height: auto;
}
.page-news .poster-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 24px 16px 16px;
  background: linear-gradient(180deg, transparent 0%, rgba(11, 14, 20, 0.92) 64%);
  color: var(--color-text);
}
.page-news .poster-caption p {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--color-text-muted);
}
.page-news .popular-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-news .popular-card {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: linear-gradient(145deg, rgba(31, 42, 68, 0.85) 0%, rgba(11, 14, 20, 0.92) 100%);
  border: 1px solid var(--news-border);
  border-radius: 2px;
  transition: border-color 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
}
.page-news .popular-card:hover {
  border-color: rgba(0, 194, 255, 0.5);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0, 194, 255, 0.08);
}
.page-news .popular-rank {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--news-blue);
}
.page-news .popular-info h3 {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--color-text);
}
.page-news .popular-info p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.56;
  color: var(--color-text-muted);
}
.page-news .popular-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-news .popular-views {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--news-green);
  letter-spacing: 0.02em;
}

/* ===== 订阅提醒 ===== */
.page-news .subscribe-card {
  position: relative;
  padding: 28px 24px;
  background:
    linear-gradient(135deg, rgba(0, 194, 255, 0.16) 0%, transparent 40%),
    linear-gradient(315deg, rgba(255, 107, 53, 0.12) 0%, transparent 46%),
    var(--news-elev);
  border: 1px solid var(--news-border);
  border-radius: 2px;
  overflow: hidden;
}
.page-news .subscribe-card::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -30px;
  width: 120px;
  height: 120px;
  border: 1px solid rgba(57, 255, 136, 0.24);
  transform: rotate(12deg);
}
.page-news .subscribe-left {
  position: relative;
  z-index: 1;
}
.page-news .subscribe-left h2 {
  margin: 10px 0 10px;
  font-size: 1.7rem;
  text-transform: uppercase;
  color: var(--color-text);
}
.page-news .subscribe-left p {
  max-width: 480px;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.65;
}
.page-news .subscribe-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ===== 平板及以上 ===== */
@media (min-width: 640px) {
  .page-news .news-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news .news-card-featured {
    grid-column: span 2;
  }
  .page-news .popular-wrap {
    grid-template-columns: 0.9fr 1.1fr;
  }
  .page-news .subscribe-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 28px;
  }
  .page-news .subscribe-actions {
    margin-top: 0;
    flex-shrink: 0;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 1024px) {
  .page-news .page-hero {
    padding: 56px 0 72px;
  }
  .page-news .hero-grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    align-items: end;
  }
  .page-news .hero-stat {
    margin-top: 0;
  }
  .page-news .section-head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
  .page-news .news-filter {
    margin-top: 0;
  }
  .page-news .radar-card {
    width: 320px;
  }
  .page-news .popular-list {
    grid-template-columns: repeat(2, 1fr);
  }
}