.page-news {
  --font-editorial: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
  background: var(--bg-primary);
  color: var(--text-primary);
}

.page-news [data-filter-item][hidden] {
  display: none !important;
}

/* ===== 首屏 Hero ===== */
.page-news .news-hero {
  position: relative;
  padding: 36px 0 48px;
  overflow: hidden;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: 4px;
  width: 440px;
  height: 440px;
  background:
    repeating-linear-gradient(135deg, var(--accent) 0 2px, transparent 2px 16px),
    repeating-linear-gradient(45deg, var(--accent-cyan) 0 1px, transparent 1px 24px);
  clip-path: polygon(30% 0, 100% 0, 70% 100%, 0 100%);
  opacity: .2;
  z-index: 0;
  pointer-events: none;
}

.page-news .news-hero .container {
  position: relative;
  z-index: 1;
}

.page-news .news-hero .breadcrumb {
  margin-bottom: 28px;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 20px;
  margin-top: 4px;
}

.page-news .news-hero__title-line {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-news .news-hero__main {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(52px, 9vw, 88px);
  line-height: .92;
  color: var(--text-primary);
  letter-spacing: .01em;
}

.page-news .news-hero__pipe {
  color: var(--accent);
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1;
}

.page-news .news-hero__subtitle {
  display: block;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.3;
  color: var(--text-primary);
  border-left: 4px solid var(--accent);
  padding-left: 16px;
  margin-top: 18px;
}

.page-news .news-hero__side {
  display: grid;
  gap: 16px;
  align-content: end;
}

.page-news .news-hero__lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--border-dark);
}

.page-news .news-hero__topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-hero__topic {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-dark);
  padding: 6px 12px 6px 18px;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

/* ===== 最新发布 ===== */
.page-news .news-posts {
  padding: 8px 0 64px;
}

.page-news .news-posts__header {
  display: grid;
  gap: 16px;
}

.page-news .news-posts__header .section-title {
  margin-top: 4px;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-news .filter-btn {
  appearance: none;
  border: 1px solid var(--border-dark);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 8px 16px 8px 22px;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-news .filter-btn:hover,
.page-news .filter-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-primary);
}

.page-news .filter-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.page-news .news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 32px;
}

.page-news .news-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border: 1px solid var(--border-dark);
  transition: border-color .28s ease, box-shadow .28s ease, transform .28s ease;
}

.page-news .news-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 255, 136, .6);
  box-shadow: 0 0 28px rgba(0, 255, 136, .14), 0 0 0 1px rgba(0, 255, 136, .2);
}

.page-news .news-card__body {
  display: flex;
  flex-direction: column;
  padding: 22px;
  flex: 1;
}

.page-news .news-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-dark);
}

.page-news .news-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.page-news .news-card:hover .news-card__media img {
  transform: scale(1.03);
}

.page-news .news-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-news .news-card__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  margin-left: auto;
}

.page-news .news-card__index {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 106, 0, .42);
  margin-bottom: 12px;
}

.page-news .news-card__title {
  font-family: var(--font-editorial);
  font-size: 22px;
  line-height: 1.3;
  color: var(--text-primary);
  margin: 14px 0 10px;
}

.page-news .news-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease;
}

.page-news .news-card__title a:hover {
  color: var(--accent);
}

.page-news .news-card__excerpt {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0 0 16px;
}

.page-news .news-card__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  font-weight: 700;
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
}

.page-news .news-card__more span {
  transition: transform .2s ease;
}

.page-news .news-card__more:hover span {
  transform: translateX(4px);
}

/* ===== 标签 ===== */
.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px 4px 18px;
  background: var(--accent);
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-news .news-tag--cyan {
  background: var(--accent-cyan);
}

.page-news .news-tag--orange {
  background: var(--accent-orange);
}

/* ===== 热门专题 ===== */
.page-news .news-topics {
  position: relative;
  padding: 56px 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 212, 255, .1), transparent 300px),
    radial-gradient(circle at 8% 80%, rgba(0, 255, 136, .08), transparent 260px),
    var(--bg-surface);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.page-news .news-topics__header {
  margin-bottom: 32px;
}

.page-news .news-topics__header .section-lead {
  margin-top: 10px;
  color: var(--text-secondary);
}

.page-news .news-topics__grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-news .topics-cover {
  position: relative;
  overflow: hidden;
  background: var(--bg-elevated);
  border: 1px solid var(--border-dark);
}

.page-news .topics-cover img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

.page-news .topics-cover__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent-orange);
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  padding: 6px 14px 6px 18px;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-news .topics-cover__caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  background: rgba(10, 14, 19, .74);
  border-left: 4px solid var(--accent);
  padding: 14px 16px;
}

.page-news .topics-cover__caption h3 {
  font-family: var(--font-editorial);
  font-size: 22px;
  line-height: 1.3;
  margin: 0 0 4px;
}

.page-news .topics-cover__caption p {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.page-news .topics-body {
  background: var(--bg-primary);
  border: 1px solid var(--border-dark);
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.page-news .topics-body::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 6px;
  background: linear-gradient(90deg, transparent, var(--accent));
}

.page-news .topics-body h3:first-child {
  font-family: var(--font-editorial);
  font-size: 28px;
  line-height: 1.3;
  margin: 0 0 14px;
}

.page-news .topics-body p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0 0 8px;
}

.page-news .topics-points {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 24px 0 20px;
}

.page-news .topics-point {
  background: var(--bg-surface);
  border: 1px solid var(--border-dark);
  padding: 18px 16px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.page-news .topics-point .data-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--accent-cyan);
}

.page-news .topics-point .data-label {
  display: inline-block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.page-news .topics-point p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
}

.page-news .topics-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-news .topics-more {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--border-dark);
  font-size: 14px;
  color: var(--text-secondary);
}

.page-news .topics-more a {
  color: var(--accent);
  text-decoration: none;
  margin-right: 12px;
}

/* ===== 版本时间线 ===== */
.page-news .news-timeline {
  padding: 56px 0 44px;
  overflow: hidden;
}

.page-news .news-timeline__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 28px;
}

.page-news .news-timeline__header .section-title {
  margin-top: 4px;
}

.page-news .timeline-hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
}

.page-news .timeline-scroll {
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-top: 12px;
  padding-left: max(24px, calc((100vw - var(--container)) / 2));
  padding-right: max(24px, calc((100vw - var(--container)) / 2));
  padding-bottom: 24px;
}

.page-news .timeline-scroll:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.page-news .timeline-track {
  display: flex;
  align-items: stretch;
  gap: 20px;
  min-width: max-content;
  padding-top: 30px;
  position: relative;
}

.page-news .timeline-track::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 0;
  right: 0;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--accent) 0 8px, transparent 8px 16px, var(--accent-cyan) 16px 24px, transparent 24px 32px);
  opacity: .5;
}

.page-news .timeline-node {
  position: relative;
  flex: 0 0 250px;
  scroll-snap-align: start;
  background: var(--bg-surface);
  border: 1px solid var(--border-dark);
  padding: 24px;
}

.page-news .timeline-node::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 24px;
  width: 10px;
  height: 10px;
  background: var(--accent);
  transform: rotate(45deg);
  box-shadow: 0 0 0 4px var(--bg-primary);
}

.page-news .timeline-node__version {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--bg-primary);
  background: var(--accent-cyan);
  padding: 6px 14px 6px 18px;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  margin-bottom: 14px;
}

.page-news .timeline-node--current {
  border-color: rgba(0, 255, 136, .55);
  box-shadow: 0 0 32px rgba(0, 255, 136, .1);
}

.page-news .timeline-node--current .timeline-node__version {
  background: var(--accent);
}

.page-news .timeline-node h3 {
  font-family: var(--font-editorial);
  font-size: 22px;
  line-height: 1.3;
  margin: 0 0 8px;
}

.page-news .timeline-node p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

.page-news .timeline-figure {
  flex: 0 0 320px;
  margin: 0;
  scroll-snap-align: start;
  background: var(--bg-surface);
  border: 1px solid var(--border-dark);
  padding: 16px;
}

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

.page-news .timeline-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  text-align: center;
}

/* ===== 日志背后 / 品牌尾声 ===== */
.page-news .news-culture {
  margin-top: 32px;
  padding: 56px 0 72px;
  border-top: 1px solid var(--border-dark);
}

.page-news .news-culture__inner {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-news .news-culture__media {
  position: relative;
}

.page-news .news-culture__media::after {
  content: "";
  position: absolute;
  right: -12px;
  bottom: -12px;
  width: 120px;
  height: 120px;
  background: repeating-linear-gradient(135deg, var(--accent) 0 2px, transparent 2px 10px);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  opacity: .25;
  pointer-events: none;
}

.page-news .news-culture__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border-dark);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-news .news-culture__body .section-title {
  margin-top: 8px;
}

.page-news .news-culture__body p:not(.section-eyebrow) {
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 16px 0 0;
}

.page-news .news-culture__links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 24px;
}

.page-news .news-culture__links a {
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 255, 136, .4);
  padding-bottom: 2px;
  transition: border-color .2s ease;
}

.page-news .news-culture__links a:hover {
  border-color: var(--accent);
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .page-news .topics-points {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .page-news .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-card--feature {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .page-news .news-card--feature .news-card__media {
    aspect-ratio: auto;
    height: 100%;
    border-bottom: 0;
    border-right: 1px solid var(--border-dark);
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: 56px 0 72px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: 1.35fr 1fr;
    gap: 40px;
    align-items: end;
  }

  .page-news .news-posts__header {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .page-news .news-topics__grid {
    grid-template-columns: minmax(280px, 380px) 1fr;
    gap: 44px;
  }

  .page-news .news-culture__inner {
    grid-template-columns: 1.05fr 1fr;
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .news-card--feature {
    grid-column: span 2;
  }
}