.page-news {
  --news-hover: rgba(18, 53, 79, 0.55);
  --news-quiet: rgba(138, 156, 173, 0.72);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumbs {
  padding-top: calc(var(--unit) * 4);
  padding-bottom: calc(var(--unit) * 4);
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  background:
    radial-gradient(118% 138% at 88% 0%, rgba(226, 163, 74, 0.09) 0%, rgba(226, 163, 74, 0) 58%),
    linear-gradient(158deg, var(--hull) 0%, var(--void) 66%);
  padding: calc(var(--unit) * 7) 0 calc(var(--unit) * 8);
}

.page-news .news-veil {
  position: absolute;
  right: -6%;
  bottom: -6%;
  width: 76%;
  height: 80%;
  color: var(--amber);
  opacity: 0.1;
  pointer-events: none;
}

.page-news .news-veil polyline {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.page-news .news-masthead__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: calc(var(--unit) * 5);
  align-items: start;
}

.page-news .news-kicker {
  margin: 0 0 calc(var(--unit) * 2);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-news .news-title {
  margin: 0 0 calc(var(--unit) * 2);
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 9vw, 4.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--silver);
}

.page-news .news-masthead__sub {
  margin: 0 0 calc(var(--unit) * 3);
  max-width: 30em;
  font-size: var(--step-4);
  line-height: 1.55;
  color: var(--steel);
}

.page-news .news-lede {
  margin: 0;
  max-width: 34em;
  font-size: var(--step-3);
  line-height: 1.85;
  color: var(--silver);
}

.page-news .news-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--unit);
  margin: calc(var(--unit) * 4) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-tag {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--grid);
  background: rgba(18, 53, 79, 0.32);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--steel);
  white-space: nowrap;
}

.page-news .news-tag--line {
  padding: 2px 7px;
  background: transparent;
  letter-spacing: 0.08em;
}

.page-news .news-masthead__figure {
  margin: 0;
}

/* ---------- 图片容器 ---------- */
.page-news .media-frame__inner {
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.page-news .media-frame--4x3 .media-frame__inner {
  aspect-ratio: 4 / 3;
}

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

.page-news .media-frame__caption {
  margin-top: calc(var(--unit) * 1.5);
}

/* ---------- 章节 ---------- */
.page-news .news-chapter {
  padding: clamp(48px, 8vw, 88px) 0;
  border-top: 1px solid var(--grid);
}

.page-news .news-chapter .chapter {
  margin-bottom: calc(var(--unit) * 5);
}

.page-news .chapter__index {
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.14em;
  line-height: 1;
}

/* ---------- 本季记录 ---------- */
.page-news .news-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-news .news-stat {
  display: flex;
  flex-direction: column;
  gap: var(--unit);
  padding: calc(var(--unit) * 3);
  background: var(--hull);
}

.page-news .news-stat__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-news .news-stat__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-news .news-stat__unit {
  margin-left: 4px;
  font-size: 0.4em;
  font-weight: 400;
  color: var(--steel);
}

.page-news .news-current__figure {
  margin: calc(var(--unit) * 5) 0 0;
}

.page-news .news-current__figure .media-frame__inner {
  aspect-ratio: 3 / 2;
}

/* ---------- 季度记录列表 ---------- */
.page-news .quarter-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--grid);
}

.page-news .quarter-row {
  position: relative;
  display: grid;
  gap: calc(var(--unit) * 1.25);
  padding: calc(var(--unit) * 2.5) calc(var(--unit) * 2) calc(var(--unit) * 2.5) calc(var(--unit) * 2.25);
  border-bottom: 1px solid var(--grid);
  transition: background-color 0.3s var(--ease);
}

.page-news .quarter-row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16%;
  bottom: 16%;
  width: 2px;
  background: var(--amber);
  transform: scaleY(0);
  transform-origin: 50% 0;
  transition: transform 0.35s var(--ease);
}

.page-news .quarter-row:hover,
.page-news .quarter-row:focus-within {
  background-color: var(--news-hover);
}

.page-news .quarter-row:hover::before,
.page-news .quarter-row.is-current::before {
  transform: scaleY(1);
}

.page-news .quarter-row__index {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--unit);
}

.page-news .quarter-row__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--step-2);
  letter-spacing: 0.04em;
  color: var(--steel);
}

.page-news .quarter-row.is-current .quarter-row__no {
  color: var(--amber);
}

.page-news .quarter-row__year {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--news-quiet);
}

.page-news .quarter-row__sum {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.7;
  color: var(--silver);
}

.page-news .quarter-row__delta {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-news .quarter-row__total {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--silver);
}

.page-news .quarter-row__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: calc(var(--unit) * 1.25);
}

.page-news .quarter-row__warranty {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--news-quiet);
}

/* ---------- 专题回溯 ---------- */
.page-news .news-topics__head {
  display: grid;
  gap: calc(var(--unit) * 4);
}

.page-news .news-topics__head .chapter {
  margin-bottom: 0;
}

.page-news .news-topics__cover {
  margin: 0;
}

.page-news .topic-grid {
  display: grid;
  gap: 1px;
  margin-top: calc(var(--unit) * 5);
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-news .topic {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.5);
  padding: calc(var(--unit) * 4) calc(var(--unit) * 3) calc(var(--unit) * 5);
  background: var(--hull);
  transition: background-color 0.3s var(--ease);
}

.page-news .topic:hover {
  background: var(--deck);
}

.page-news .topic__tag {
  margin: 0;
  align-self: flex-start;
}

.page-news .topic__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-4);
  line-height: 1.35;
  color: var(--silver);
}

.page-news .topic__sum {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 口径更新说明 ---------- */
.page-news .news-cadence__band {
  margin: 0 0 calc(var(--unit) * 5);
}

.page-news .news-cadence__band .media-frame__inner {
  aspect-ratio: 3 / 1;
}

.page-news .news-cadence__grid {
  display: grid;
  gap: calc(var(--unit) * 4);
}

.page-news .news-cadence__block h3 {
  margin: 0 0 calc(var(--unit) * 2);
  padding-bottom: calc(var(--unit) * 1.5);
  border-bottom: 1px solid var(--grid);
  font-family: var(--font-display);
  font-size: var(--step-4);
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--silver);
}

.page-news .news-cadence__list {
  display: grid;
  gap: calc(var(--unit) * 1.5);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-cadence__list li {
  position: relative;
  padding-left: calc(var(--unit) * 3);
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--silver);
}

.page-news .news-cadence__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 14px;
  height: 1px;
  background: var(--amber);
}

.page-news .news-cadence__block p {
  margin: 0;
  max-width: 34em;
  font-size: var(--step-3);
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 查看路径 ---------- */
.page-news .news-paths {
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-news .news-path {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.5);
  padding: calc(var(--unit) * 3.5) calc(var(--unit) * 3) calc(var(--unit) * 4);
  background: var(--hull);
}

.page-news .news-path h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-4);
  line-height: 1.35;
  color: var(--silver);
}

.page-news .news-path p {
  flex: 1 1 auto;
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.8;
  color: var(--steel);
}

.page-news .news-path .btn {
  align-self: flex-start;
  margin-top: var(--unit);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-news .news-cadence__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: calc(var(--unit) * 7);
  }
}

@media (min-width: 860px) {
  .page-news .quarter-row {
    grid-template-columns: 116px minmax(0, 1fr) 186px;
    gap: calc(var(--unit) * 3);
    align-items: center;
  }

  .page-news .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: calc(var(--unit) * 7);
    align-items: end;
  }
}

@media (min-width: 940px) {
  .page-news .news-topics__head {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: calc(var(--unit) * 7);
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .page-news .news-paths {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .quarter-row,
  .page-news .topic {
    transition: none;
  }

  .page-news .quarter-row::before {
    transition: none;
  }
}