.page-news {
  --pn-soft: rgba(30, 53, 84, 0.62);
  --pn-softer: rgba(30, 53, 84, 0.34);
  --pn-glow: rgba(232, 50, 60, 0.16);
  display: block;
  padding-bottom: 56px;
}

.page-news .news-crumbs {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 22px;
  padding: 20px 0 30px;
  border-bottom: 1px solid var(--pn-soft);
}

.page-news .news-hero h1 {
  margin: 10px 0 14px;
  font-size: clamp(26px, 7.2vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-news .news-lead {
  margin: 0;
  max-width: 66ch;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-news .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .hero-facts li {
  flex: 1 1 130px;
  min-width: 120px;
  padding: 12px 16px;
  border: 1px solid var(--pn-soft);
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(18, 35, 60, 0.92), rgba(11, 23, 41, 0.86));
}

.page-news .hero-facts .num {
  display: block;
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-news .hero-facts .label {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12.5px;
  letter-spacing: 0.02em;
}

/* ---------- 置顶分析 ---------- */
.page-news .news-feature {
  display: grid;
  gap: 24px;
  padding-top: 40px;
}

.page-news .feature-body h2 {
  margin: 8px 0 14px;
  font-size: clamp(22px, 5.2vw, 30px);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-news .feature-body p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 70ch;
}

.page-news .heat-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin: 18px 0 10px;
}

.page-news .heat {
  height: 34px;
  border-radius: 6px;
}

.page-news .heat-note {
  margin: 0 0 18px;
  color: var(--dim);
  font-size: 13px;
  line-height: 1.7;
}

.page-news .feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

/* ---------- 章节通用 ---------- */
.page-news .news-digest,
.page-news .news-topics,
.page-news .news-notes,
.page-news .news-changelog {
  padding-top: 46px;
}

.page-news .section-note {
  margin: 0;
  max-width: 46ch;
  color: var(--dim);
  font-size: 13.5px;
  line-height: 1.75;
}

/* ---------- 图片 ---------- */
.page-news .figure {
  margin: 0;
}

.page-news .figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--pn-softer);
  object-fit: cover;
  background: var(--deep);
}

.page-news .feature-media img {
  aspect-ratio: 16 / 9;
}

.page-news .digest-figure {
  margin: 20px 0 24px;
}

.page-news .digest-figure img {
  aspect-ratio: 2 / 1;
}

.page-news .topics-figure img {
  aspect-ratio: 3 / 2;
}

.page-news .note-figure img {
  aspect-ratio: 10 / 7;
}

.page-news .figure-caption {
  margin-top: 10px;
  color: var(--dim);
  font-size: 12.5px;
  line-height: 1.7;
}

/* ---------- 筛选条 ---------- */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.page-news .filter-btn {
  font: inherit;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--pn-soft);
  background: rgba(18, 35, 60, 0.6);
  color: var(--muted);
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.page-news .filter-btn:hover {
  color: var(--white);
  border-color: var(--grid);
}

.page-news .filter-btn[aria-pressed="true"] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 700;
}

.page-news .filter-status {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
}

/* ---------- 时间轴列表 ---------- */
.page-news .pn-timeline {
  position: relative;
  margin: 10px 0 0;
  padding: 0 0 0 22px;
  list-style: none;
}

.page-news .pn-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--red), var(--gold) 46%, var(--grid) 100%);
  opacity: 0.7;
}

.page-news .pn-item {
  position: relative;
  padding: 18px 0 18px 2px;
  border-bottom: 1px solid var(--pn-softer);
}

.page-news .pn-item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 26px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--grid);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.page-news .pn-item:hover::before,
.page-news .pn-item:focus-within::before {
  border-color: var(--red);
  box-shadow: 0 0 0 4px var(--pn-glow);
}

.page-news .pn-item[hidden] {
  display: none;
}

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

.page-news .pn-time {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.page-news .pn-title {
  margin: 0 0 6px;
  font-size: 17.5px;
  line-height: 1.45;
  letter-spacing: -0.005em;
}

.page-news .pn-summary {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
  max-width: 72ch;
}

.page-news .pn-extra {
  display: none;
  margin: 10px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--red);
  color: var(--white);
  font-size: 13.5px;
  line-height: 1.75;
}

.page-news .pn-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--gold);
  font-size: 13.5px;
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 180, 65, 0.45);
}

.page-news .pn-link:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 主题标签配色 ---------- */
.page-news .tag-red {
  background: rgba(232, 50, 60, 0.16);
  border-color: rgba(232, 50, 60, 0.42);
  color: #FF8A90;
}

.page-news .tag-green {
  background: rgba(39, 192, 138, 0.14);
  border-color: rgba(39, 192, 138, 0.4);
  color: #7CE3BC;
}

.page-news .tag-blue {
  background: rgba(47, 139, 255, 0.15);
  border-color: rgba(47, 139, 255, 0.4);
  color: #96C4FF;
}

.page-news .tag-orange {
  background: rgba(242, 122, 43, 0.15);
  border-color: rgba(242, 122, 43, 0.4);
  color: #FFB27B;
}

.page-news .tag-gold {
  background: rgba(242, 180, 65, 0.15);
  border-color: rgba(242, 180, 65, 0.42);
  color: #F6CB7C;
}

/* ---------- 彩种专题 ---------- */
.page-news .topics-grid {
  display: grid;
  gap: 22px;
}

.page-news .topics-body h2 {
  margin: 8px 0 14px;
  font-size: clamp(22px, 5.2vw, 30px);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-news .topics-body p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 68ch;
}

.page-news .topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 16px;
  padding: 0;
  list-style: none;
}

.page-news .topics-note {
  color: var(--dim) !important;
  font-size: 13.5px !important;
}

/* ---------- 实战笔记 ---------- */
.page-news .notes-flow {
  display: grid;
  gap: 28px;
  margin-top: 8px;
}

.page-news .note-row {
  display: grid;
  gap: 18px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--pn-softer);
}

.page-news .note-body h3 {
  margin: 0 0 10px;
  font-size: 19px;
  line-height: 1.4;
}

.page-news .note-body p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.82;
  max-width: 68ch;
}

.page-news .note-card {
  padding: 20px 18px;
  border: 1px solid var(--pn-soft);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(242, 180, 65, 0.12), transparent 62%),
    linear-gradient(160deg, rgba(18, 35, 60, 0.95), rgba(11, 23, 41, 0.92));
}

.page-news .note-card-title {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-news .note-steps {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .note-steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 10px;
  align-items: baseline;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-news .step-num {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

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

/* ---------- 更新记录 ---------- */
.page-news .log-list {
  margin-top: 8px;
}

.page-news .log-item {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--pn-softer);
}

.page-news .log-mark {
  width: 10px;
  height: 10px;
  margin-top: 9px;
  border-radius: 3px;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(242, 180, 65, 0.12);
}

.page-news .log-time {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}

.page-news .log-body h3 {
  margin: 0 0 8px;
  font-size: 17.5px;
  line-height: 1.45;
}

.page-news .log-body > p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
  max-width: 70ch;
}

.page-news .panel {
  margin-top: 14px;
}

.page-news .panel-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: inherit;
  font-size: 13.5px;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid var(--pn-soft);
  background: rgba(18, 35, 60, 0.7);
  color: var(--white);
  cursor: pointer;
  transition: border-color 180ms ease, color 180ms ease;
}

.page-news .panel-toggle::after {
  content: "＋";
  font-family: var(--mono);
  color: var(--gold);
}

.page-news .panel-toggle[aria-expanded="true"]::after {
  content: "－";
}

.page-news .panel-toggle:hover {
  border-color: var(--gold);
}

.page-news .panel-body {
  padding: 14px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.page-news .log-detail {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.page-news .log-detail li::marker {
  color: var(--gold);
}

/* ---------- 页末 ---------- */
.page-news .news-cta {
  padding-top: 48px;
}

.page-news .cta-card {
  position: relative;
  overflow: hidden;
  padding: 28px 22px;
  border: 1px solid var(--pn-soft);
  border-radius: var(--radius);
  background:
    radial-gradient(110% 120% at 6% 0%, rgba(232, 50, 60, 0.18), transparent 58%),
    linear-gradient(140deg, rgba(18, 35, 60, 0.96), rgba(11, 23, 41, 0.98));
}

.page-news .cta-card h2 {
  margin: 8px 0 12px;
  font-size: clamp(21px, 5vw, 28px);
  line-height: 1.3;
}

.page-news .cta-card p {
  margin: 0;
  max-width: 66ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-news .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .heat-strip {
    grid-template-columns: repeat(12, 1fr);
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 44px;
    align-items: end;
    padding: 30px 0 40px;
  }

  .page-news .news-feature {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
    gap: 46px;
    align-items: start;
    padding-top: 54px;
  }

  .page-news .feature-media {
    order: 2;
  }

  .page-news .topics-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.18fr);
    gap: 42px;
    align-items: center;
  }

  .page-news .note-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 38px;
    align-items: center;
  }

  .page-news .note-row-alt .note-card {
    order: 2;
  }

  .page-news .log-item {
    grid-template-columns: 14px minmax(0, 1fr);
    gap: 18px;
  }

  .page-news .cta-card {
    padding: 40px 44px;
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-news .pn-item:hover .pn-extra,
  .page-news .pn-item:focus-within .pn-extra {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .filter-btn,
  .page-news .panel-toggle,
  .page-news .pn-item::before {
    transition: none;
  }
}