/* ============================================================
   更新动态 / page-news
   ============================================================ */

.page-news {
  --pn-track: rgba(60, 90, 76, 0.5);
  --pn-track-soft: rgba(60, 90, 76, 0.28);
  --pn-cyan-glow: rgba(63, 224, 200, 0.16);
  --pn-orange-glow: rgba(255, 138, 61, 0.2);
  background: var(--bg);
  color: var(--paper);
  padding-bottom: 96px;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px var(--gutter) 0;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: 32px 0 52px;
  border-bottom: 1px solid var(--pn-track-soft);
  background-image:
    linear-gradient(rgba(60, 90, 76, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(60, 90, 76, 0.14) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -20%;
  width: 64%;
  height: 168%;
  background: var(--bg-2);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: min(40%, 340px);
  height: 3px;
  background: var(--orange);
  pointer-events: none;
}

.page-news .hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-news .hero-copy {
  min-width: 0;
}

.page-news .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  padding: 4px 12px;
  font-family: var(--mono);
  font-size: var(--f12);
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid var(--cyan-line);
}

.page-news .hero-kicker::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pn-pulse 1.8s ease-in-out infinite;
}

@keyframes pn-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

.page-news .news-hero h1 {
  margin: 0 0 18px;
  font-family: var(--sans);
  font-size: var(--f28);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-hero .lead {
  max-width: 36em;
  margin: 0;
  font-size: var(--f16);
  line-height: 1.8;
  color: rgba(242, 237, 228, 0.8);
}

.page-news .hero-media {
  position: relative;
  margin: 0;
  border: 1px solid var(--pn-track);
  overflow: hidden;
}

.page-news .hero-media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-news .hero-media .media-caption {
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  padding: 10px 14px;
  font-size: var(--f12);
  color: var(--paper);
  background: linear-gradient(to top, rgba(4, 9, 10, 0.88), rgba(4, 9, 10, 0));
}

/* ---------- 首屏数据条 ---------- */
.page-news .news-stats {
  position: relative;
  z-index: 1;
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--pn-track-soft);
  border: 1px solid var(--pn-track-soft);
}

.page-news .news-stats .stat {
  background: var(--bg-2);
  padding: 18px 16px;
}

.page-news .news-stats .stat-num {
  display: block;
  font-family: var(--mono);
  font-size: var(--f28);
  line-height: 1.05;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-news .news-stats .stat-num em {
  font-style: normal;
  font-size: var(--f14);
  color: var(--ash);
  margin-left: 4px;
}

.page-news .news-stats .stat-label {
  display: block;
  margin-top: 8px;
  font-size: var(--f12);
  color: var(--ash);
}

/* ---------- 主布局 ---------- */
.page-news .news-layout {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 56px;
}

.page-news .news-flow {
  min-width: 0;
}

/* ---------- 侧边目录 ---------- */
.page-news .news-index {
  display: none;
}

.page-news .index-head {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: var(--f12);
  letter-spacing: 0.1em;
  color: var(--ash);
  text-transform: uppercase;
}

.page-news .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--pn-track-soft);
}

.page-news .index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0 10px 14px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: var(--f14);
  color: var(--ash);
  text-decoration: none;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-news .index-list a .mono {
  font-size: var(--f12);
  color: var(--clay);
}

.page-news .index-list a:hover {
  color: var(--cyan-soft);
}

.page-news .index-list a[aria-current="true"] {
  color: var(--paper);
  border-left-color: var(--cyan);
}

.page-news .index-list a[aria-current="true"] .mono {
  color: var(--orange);
}

/* ---------- 章节 ---------- */
.page-news .news-section {
  position: relative;
  padding-bottom: 56px;
  margin-bottom: 56px;
  border-bottom: 1px solid var(--pn-track-soft);
}

.page-news .news-section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-news .sec-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
}

.page-news .sec-no {
  font-family: var(--mono);
  font-size: var(--f28);
  line-height: 1;
  color: var(--orange);
  letter-spacing: -0.03em;
  flex: 0 0 auto;
}

.page-news .sec-title {
  margin: 0;
  font-size: var(--f20);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .sec-sub {
  margin: 6px 0 0;
  font-size: var(--f14);
  line-height: 1.65;
  color: var(--ash);
}

.page-news .sec-intro {
  margin: 0 0 24px;
  max-width: 40em;
  font-size: var(--f16);
  line-height: 1.8;
  color: rgba(242, 237, 228, 0.78);
}

.page-news .sec-foot {
  margin: 24px 0 0;
  font-size: var(--f14);
  color: var(--ash);
}

.page-news .sec-foot a.link-arrow {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-line);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-news .sec-foot a.link-arrow:hover {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

/* ---------- 01 时间轴 ---------- */
.page-news .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--pn-track);
}

.page-news .timeline-item {
  position: relative;
  padding-left: 26px;
  padding-bottom: 18px;
}

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

.page-news .timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px var(--pn-cyan-glow);
}

.page-news .timeline-item[data-cat="clip"]::before {
  background: var(--orange);
  box-shadow: 0 0 0 3px var(--pn-orange-glow);
}

.page-news .timeline-item[data-cat="data"]::before {
  background: var(--clay);
  box-shadow: 0 0 0 3px rgba(180, 105, 63, 0.2);
}

.page-news .tl-time {
  display: block;
  font-family: var(--mono);
  font-size: var(--f16);
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-news .timeline-item[data-cat="data"] .tl-time {
  color: var(--clay);
}

.page-news .timeline-item[data-cat="sync"] .tl-time {
  color: var(--cyan);
}

.page-news .tl-card {
  margin-top: 8px;
  padding: 14px 16px;
  background: var(--bg-2);
  border: 1px solid var(--pn-track-soft);
  border-left: 2px solid var(--cyan);
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.page-news .timeline-item[data-cat="clip"] .tl-card {
  border-left-color: var(--orange);
}

.page-news .timeline-item[data-cat="data"] .tl-card {
  border-left-color: var(--clay);
}

.page-news .tl-card:hover {
  border-color: var(--cyan-line);
  transform: translateY(-2px);
}

.page-news .tl-title {
  margin: 0 0 6px;
  font-size: var(--f16);
  font-weight: 700;
  color: var(--paper);
}

.page-news .tl-card p {
  margin: 0;
  font-size: var(--f14);
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.74);
}

/* ---------- 02 赛季阶段 ---------- */
.page-news .season-rail {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0 0 4px;
  padding: 0;
  border-top: 1px solid var(--pn-track);
}

.page-news .season-step {
  position: relative;
  flex: 1 1 20%;
  min-width: 96px;
  padding: 14px 10px 10px 0;
  font-size: var(--f12);
  color: var(--ash);
}

.page-news .season-step::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--moss);
}

.page-news .season-step.is-done::before {
  background: var(--cyan);
}

.page-news .season-step.is-now {
  color: var(--paper);
}

.page-news .season-step.is-now::before {
  background: var(--orange);
  box-shadow: 0 0 0 4px var(--pn-orange-glow);
}

.page-news .season-progress {
  height: 3px;
  margin-bottom: 24px;
  background: var(--pn-track-soft);
  overflow: hidden;
}

.page-news .season-progress span {
  display: block;
  height: 100%;
  width: 58%;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan) 55%, var(--orange) 100%);
}

/* ---------- 02 集锦条目 ---------- */
.page-news .clip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .clip-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: 14px;
  background: var(--bg-2);
  border: 1px solid var(--pn-track-soft);
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.page-news .clip-item:hover {
  border-color: var(--cyan-line);
  transform: translateY(-2px);
}

.page-news .clip-thumb {
  position: relative;
  margin: 0;
  border: 1px solid var(--pn-track);
  overflow: hidden;
}

.page-news .clip-thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .clip-thumb .media-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 3px 8px;
  font-size: var(--f12);
  background: var(--deep);
  color: var(--cyan);
  border: 1px solid var(--cyan-line);
}

.page-news .clip-swatch {
  display: flex;
  align-items: flex-end;
  min-height: 92px;
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: var(--f12);
  letter-spacing: 0.08em;
  color: var(--cyan-soft);
  background:
    repeating-linear-gradient(135deg, rgba(63, 224, 200, 0.1) 0 8px, transparent 8px 16px),
    var(--moss);
}

.page-news .clip-title {
  margin: 0 0 8px;
  font-size: var(--f16);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .clip-body p {
  margin: 0 0 12px;
  font-size: var(--f14);
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.74);
}

.page-news .clip-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .clip-meta .tag {
  display: inline-block;
  padding: 3px 9px;
  font-family: var(--mono);
  font-size: var(--f12);
  color: var(--ash);
  border: 1px solid var(--pn-track);
}

.page-news .clip-meta .tag-cyan {
  color: var(--cyan);
  border-color: var(--cyan-line);
}

/* ---------- 03 客户端版本 ---------- */
.page-news .client-media {
  position: relative;
  margin: 0 0 28px;
  border: 1px solid var(--pn-track);
  overflow: hidden;
}

.page-news .client-media img {
  display: block;
  width: 100%;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-news .client-media .media-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 14px;
  font-size: var(--f12);
  color: var(--paper);
  background: linear-gradient(to top, rgba(4, 9, 10, 0.88), rgba(4, 9, 10, 0));
}

.page-news .version-rail {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .version-node {
  position: relative;
  padding: 0 0 26px 22px;
  border-left: 1px solid var(--pn-track-soft);
}

.page-news .version-node:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.page-news .version-node::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--moss);
}

.page-news .version-node.is-current::before {
  background: var(--orange);
  box-shadow: 0 0 0 4px var(--pn-orange-glow);
}

.page-news .version-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: var(--f20);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-news .version-node.is-current .version-tag {
  color: var(--orange);
}

.page-news .version-title {
  margin: 6px 0 6px;
  font-size: var(--f16);
  font-weight: 700;
  color: var(--paper);
}

.page-news .version-body p {
  margin: 0;
  max-width: 40em;
  font-size: var(--f14);
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.74);
}

/* ---------- 04 回溯清单 ---------- */
.page-news .backlog-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .backlog-item {
  padding: 16px 18px;
  background: var(--bg-2);
  border: 1px solid var(--pn-track-soft);
  border-left: 3px solid var(--moss);
  transition: border-color var(--t-fast);
}

.page-news .backlog-item[data-phase="recent"] { border-left-color: var(--cyan); }
.page-news .backlog-item[data-phase="middle"] { border-left-color: var(--orange); }
.page-news .backlog-item[data-phase="early"]  { border-left-color: var(--clay); }
.page-news .backlog-item[data-phase="next"]   { border-left-color: var(--moss); }

.page-news .backlog-item:hover {
  border-color: var(--cyan-line);
  border-left-color: var(--cyan);
}

.page-news .backlog-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .backlog-name {
  margin: 0;
  font-size: var(--f16);
  font-weight: 700;
  color: var(--paper);
}

.page-news .backlog-state {
  padding: 2px 8px;
  font-size: var(--f12);
  color: var(--ash);
  border: 1px solid var(--pn-track);
}

.page-news .backlog-item[data-phase="recent"] .backlog-state {
  color: var(--cyan);
  border-color: var(--cyan-line);
}

.page-news .backlog-item[data-phase="middle"] .backlog-state,
.page-news .backlog-item[data-phase="early"] .backlog-state {
  color: var(--orange);
  border-color: rgba(255, 138, 61, 0.5);
}

.page-news .backlog-item p {
  margin: 0;
  font-size: var(--f14);
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.74);
}

/* ---------- 05 白皮书 ---------- */
.page-news .report-media {
  position: relative;
  margin: 0 0 28px;
  border: 1px solid var(--pn-track);
  overflow: hidden;
}

.page-news .report-media img {
  display: block;
  width: 100%;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-news .report-media .media-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 14px;
  font-size: var(--f12);
  color: var(--paper);
  background: linear-gradient(to top, rgba(4, 9, 10, 0.88), rgba(4, 9, 10, 0));
}

.page-news .wp-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news .wp-card {
  padding: 18px;
  background: var(--bg-2);
  border: 1px solid var(--pn-track-soft);
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.page-news .wp-card:hover {
  border-color: var(--cyan-line);
  transform: translateY(-2px);
}

.page-news .wp-no {
  display: block;
  font-size: var(--f20);
  line-height: 1;
  color: var(--clay);
  letter-spacing: -0.02em;
}

.page-news .wp-title {
  margin: 12px 0 8px;
  font-size: var(--f16);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .wp-card p {
  margin: 0;
  font-size: var(--f14);
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.74);
}

.page-news .wp-card-cta {
  background: var(--moss);
  border-color: rgba(63, 224, 200, 0.35);
}

.page-news .wp-card-cta .wp-title {
  margin-top: 0;
}

.page-news .wp-card-cta .btn {
  display: inline-block;
  margin-top: 14px;
  padding: 9px 18px;
  font-size: var(--f14);
  color: var(--orange);
  text-decoration: none;
  background: transparent;
  border: 1px solid var(--orange);
  transition: background var(--t-fast), color var(--t-fast);
}

.page-news .wp-card-cta .btn:hover {
  background: var(--orange);
  color: var(--deep);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .clip-item {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: start;
    gap: 18px;
    padding: 16px;
  }

  .page-news .clip-swatch {
    min-height: 100%;
  }

  .page-news .wp-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .news-hero h1 {
    font-size: var(--f44);
  }

  .page-news .news-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-stats .stat {
    padding: 22px 20px;
  }

  .page-news .timeline-item {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 24px;
    padding-left: 30px;
    padding-bottom: 20px;
  }

  .page-news .timeline-item::before {
    left: 0;
    top: 12px;
  }

  .page-news .tl-time {
    text-align: right;
    padding-top: 14px;
  }

  .page-news .tl-card {
    margin-top: 0;
  }

  .page-news .sec-title {
    font-size: var(--f28);
  }
}

@media (min-width: 920px) {
  .page-news .news-hero {
    padding: 40px 0 60px;
  }

  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 48px;
    align-items: end;
  }

  .page-news .news-section {
    padding-bottom: 72px;
    margin-bottom: 72px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-layout {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 64px;
    margin-top: 72px;
  }

  .page-news .news-index {
    display: block;
    position: sticky;
    top: calc(var(--band-h) + 24px);
    align-self: start;
  }
}

@media (min-width: 1060px) {
  .page-news .wp-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .clip-item {
    grid-template-columns: 240px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .hero-kicker::before {
    animation: none;
  }

  .page-news .tl-card,
  .page-news .clip-item,
  .page-news .wp-card,
  .page-news .backlog-item {
    transition: none;
  }
}