.page-news {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

/* ---------- 页面上下文带 ---------- */
.page-news .obs-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  padding-top: 22px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
}
.page-news .obs-context .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--text-mute);
}
.page-news .obs-context .breadcrumb a {
  color: var(--text-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-news .obs-context .breadcrumb a:hover {
  color: var(--red-dark);
  border-bottom-color: var(--red-dark);
}
.page-news .obs-context .breadcrumb span[aria-current="page"] {
  color: var(--text);
}
.page-news .obs-context__meta {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--text-mute);
}

/* ---------- 首屏 ---------- */
.page-news .obs-lede {
  padding-top: clamp(28px, 5vw, 56px);
}
.page-news .obs-lede__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}
.page-news .obs-lede__copy .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--red-dark);
  margin: 0 0 14px;
}
.page-news .obs-lede__copy h1 {
  margin: 0 0 18px;
  font-size: clamp(38px, 8vw, 64px);
  font-weight: 900;
  letter-spacing: -.03em;
  line-height: 1.04;
  background: linear-gradient(96deg, var(--red) 0%, var(--red-dark) 38%, var(--blue) 72%, var(--blue-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-news .obs-lede__text {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-news .obs-stats {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.page-news .obs-stats li {
  background: var(--surface);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-news .obs-stats .num {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
  line-height: 1.1;
}
.page-news .obs-stats__k {
  font-size: 12px;
  color: var(--text-mute);
}

.page-news .obs-lede__viz {
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(14px, 3vw, 26px);
  box-shadow: var(--sh-pod);
  overflow: hidden;
}
.page-news .obs-scope {
  display: block;
  width: 100%;
  height: auto;
}
.page-news .obs-scope .scope-grid line {
  stroke: rgba(201, 207, 216, .13);
  stroke-width: 1;
}
.page-news .obs-scope .scope-out,
.page-news .obs-scope .scope-line {
  fill: none;
  stroke: rgba(201, 207, 216, .32);
  stroke-width: 1;
}
.page-news .obs-scope .scope-dot--red { fill: var(--red); }
.page-news .obs-scope .scope-dot--blue { fill: var(--blue); }
.page-news .obs-scope .scope-dot--lime { fill: var(--lime); }

/* ---------- 栏目头 ---------- */
.page-news .obs-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.page-news .obs-head h2 {
  margin: 0;
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.25;
  position: relative;
  padding-left: 14px;
}
.page-news .obs-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: .18em;
  bottom: .18em;
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--red), var(--blue));
}
.page-news .obs-head__hint {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--text-mute);
}
.page-news .obs-more {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-news .obs-more:hover {
  color: var(--red-dark);
  border-bottom-color: var(--red-dark);
}

/* ---------- 首条大图专题 ---------- */
.page-news .obs-lead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 26px;
}
.page-news .obs-lead__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--sh-card);
}
.page-news .obs-lead__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}
.page-news .obs-lead__meta {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--red-dark);
}
.page-news .obs-lead__text {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 38em;
}

.page-news .obs-stages {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.page-news .obs-stage {
  background: var(--surface);
  padding: 16px 18px;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 4px;
  align-items: baseline;
}
.page-news .obs-stage__idx {
  font-size: 12px;
  color: var(--red);
  letter-spacing: .06em;
  grid-row: span 2;
}
.page-news .obs-stage h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.01em;
}
.page-news .obs-stage p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

/* ---------- 筛选带 ---------- */
.page-news .obs-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}
.page-news .obs-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.page-news .obs-filter label {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--surface);
  color: var(--text-soft);
  user-select: none;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.page-news .obs-filter label:hover {
  border-color: var(--ink);
  color: var(--text);
}
.page-news #obs-all:checked ~ .obs-filter label[for="obs-all"],
.page-news #obs-transfer:checked ~ .obs-filter label[for="obs-transfer"],
.page-news #obs-rotation:checked ~ .obs-filter label[for="obs-rotation"],
.page-news #obs-penalty:checked ~ .obs-filter label[for="obs-penalty"],
.page-news #obs-venue:checked ~ .obs-filter label[for="obs-venue"] {
  background: var(--ink);
  border-color: var(--ink);
  color: #FFFFFF;
}

/* ---------- 条目流 ---------- */
.page-news .obs-feed {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}
.page-news .obs-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.page-news .obs-entry:first-child {
  border-top: 1px solid var(--line);
}
.page-news .obs-mark {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}
.page-news .obs-idx {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--text-mute);
  transition: color .18s var(--ease);
}
.page-news .obs-entry:hover .obs-idx {
  color: var(--red);
}
.page-news .obs-time {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-mute);
}
.page-news .obs-body {
  min-width: 0;
}
.page-news .obs-title {
  margin: 0 0 10px;
  font-size: clamp(18px, 3.4vw, 22px);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.4;
  transition: color .18s var(--ease);
}
.page-news .obs-entry:hover .obs-title {
  color: var(--blue);
}
.page-news .obs-sum {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 38em;
}

/* ---------- 图表 ---------- */
.page-news .obs-chart-wrap {
  margin-top: 18px;
  padding: 16px 14px 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--sh-card);
}
.page-news .obs-chart {
  display: block;
  width: 100%;
  height: auto;
}
.page-news .obs-chart .ch-grid line {
  stroke: var(--line);
  stroke-width: 1;
}
.page-news .obs-chart .ch-red {
  fill: none;
  stroke: var(--red);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.page-news .obs-chart .ch-blue {
  fill: none;
  stroke: var(--blue);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.page-news .obs-chart .ch-dot-red circle { fill: var(--red); }
.page-news .obs-chart .ch-dot-blue circle { fill: var(--blue); }
.page-news .obs-chart .ch-label text {
  fill: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 11px;
  text-anchor: middle;
}
.page-news .obs-chart__cap {
  margin: 10px 0 0;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--text-mute);
}

/* ---------- 图片 ---------- */
.page-news .obs-figure {
  margin: 18px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--sh-card);
}
.page-news .obs-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}
.page-news .obs-figure--3x2 img {
  aspect-ratio: 3 / 2;
}
.page-news .obs-figure__cap {
  display: block;
  padding: 10px 14px;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
  background: var(--bg);
}

/* ---------- 筛选显示逻辑 ---------- */
.page-news #obs-transfer:checked ~ .obs-feed .obs-entry:not([data-cat="transfer"]),
.page-news #obs-rotation:checked ~ .obs-feed .obs-entry:not([data-cat="rotation"]),
.page-news #obs-penalty:checked ~ .obs-feed .obs-entry:not([data-cat="penalty"]),
.page-news #obs-venue:checked ~ .obs-feed .obs-entry:not([data-cat="venue"]) {
  display: none;
}

/* ---------- 专题系列 ---------- */
.page-news .obs-series-list {
  margin-top: 22px;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-news .obs-series-item {
  background: var(--surface);
  transition: background .18s var(--ease);
}
.page-news .obs-series-item[open] {
  background: var(--surface);
}
.page-news .obs-series-item > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  align-items: center;
  gap: 6px 12px;
  padding: 16px 18px;
  transition: background .18s var(--ease);
}
.page-news .obs-series-item > summary::-webkit-details-marker {
  display: none;
}
.page-news .obs-series-item > summary:hover {
  background: var(--bg);
}
.page-news .obs-series__idx {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--blue);
  font-weight: 700;
}
.page-news .obs-series__name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
}
.page-news .obs-series__count {
  grid-column: 2;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-mute);
}
.page-news .obs-series-item[open] .obs-series__name {
  color: var(--red-dark);
}
.page-news .obs-series__body {
  padding: 0 18px 20px;
  border-top: 1px solid var(--line);
}
.page-news .obs-series__body p {
  margin: 16px 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 38em;
}

/* ---------- 下一步 ---------- */
.page-news .obs-next__deck {
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 44px) clamp(20px, 4vw, 40px);
  box-shadow: var(--sh-pod);
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--red) 0 50%, var(--blue) 50% 100%) 1;
}
.page-news .obs-next__deck h2 {
  margin: 0 0 8px;
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--on-dark);
}
.page-news .obs-next__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(201, 207, 216, .18);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.page-news .obs-next__item {
  background: var(--ink);
  padding: 20px 18px;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 6px 12px;
  align-items: start;
}
.page-news .obs-next__idx {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lime);
  grid-row: 1;
}
.page-news .obs-next__text h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--on-dark);
}
.page-news .obs-next__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark-mute);
  max-width: 38em;
}
.page-news .obs-next__item .btn {
  grid-column: 1 / -1;
  justify-self: start;
  margin-top: 12px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-news .obs-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .obs-series-item > summary {
    grid-template-columns: 56px minmax(0, 1fr) 180px;
  }
  .page-news .obs-series__count {
    grid-column: 3;
    text-align: right;
  }
  .page-news .obs-next__item {
    grid-template-columns: 42px minmax(0, 1fr) auto;
    align-items: center;
  }
  .page-news .obs-next__item .btn {
    grid-column: 3;
    margin-top: 0;
    justify-self: end;
  }
}

@media (min-width: 900px) {
  .page-news .obs-lede__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 48px;
    align-items: center;
  }
  .page-news .obs-lead__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
  .page-news .obs-feed {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 28px;
    margin-top: 30px;
  }
  .page-news .obs-entry {
    grid-column: 1 / span 8;
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 0 24px;
    padding: 30px 0;
  }
  .page-news .obs-entry:nth-child(even) {
    grid-column: 5 / span 8;
  }
  .page-news .obs-mark {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-top: 3px;
  }
  .page-news .obs-figure {
    margin-top: 20px;
  }
}

@media (min-width: 1100px) {
  .page-news .obs-lede__viz {
    padding: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .obs-entry,
  .page-news .obs-idx,
  .page-news .obs-title,
  .page-news .obs-filter label,
  .page-news .obs-series-item > summary,
  .page-news .obs-context .breadcrumb a {
    transition: none;
  }
}