.page-news {
  --news-dim: rgba(244, 247, 242, 0.66);
  --news-hair: rgba(36, 48, 41, 0.9);
  color: var(--white);
}

.page-news .container {
  width: 100%;
}

.page-news .section-index {
  display: block;
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--lime);
  margin-bottom: 10px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: 26px 0 46px;
}

.page-news .news-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-news .news-hero .eyebrow {
  color: var(--steel);
  font-size: 12px;
  letter-spacing: 0.22em;
}

.page-news .news-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 8vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 0;
  max-width: 20ch;
}

.page-news .news-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--news-dim);
}

.page-news .news-hero__stats {
  list-style: none;
  margin: 8px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 16px;
}

.page-news .news-hero__stats li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-news .news-hero__num {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-news .news-hero__unit {
  font-size: 0.875rem;
  color: var(--steel);
}

/* ---------- 分类坐标 ---------- */
.page-news .coord {
  padding: 0 0 8px;
}

.page-news .coord__inner {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
  display: grid;
  gap: 18px;
}

.page-news .coord__title {
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--steel);
  margin: 0;
  text-transform: uppercase;
}

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

.page-news .coord-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--ink-2);
  transition: border-color 0.22s ease, transform 0.22s ease;
}

.page-news .coord-chip:hover {
  transform: translateY(-2px);
  border-color: var(--lime);
}

.page-news .coord-chip__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.page-news .coord-chip--lab .coord-chip__dot { background: var(--lime); }
.page-news .coord-chip--league .coord-chip__dot { background: var(--blue); }
.page-news .coord-chip--product .coord-chip__dot { background: var(--orange); }
.page-news .coord-chip--partner .coord-chip__dot { background: var(--paper); }

.page-news .coord-chip__name {
  font-size: 0.875rem;
  color: var(--white);
}

.page-news .coord-chip__note {
  font-size: 11px;
  color: var(--steel);
}

.page-news .coord__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-news .coord__jump a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  min-height: 24px;
  display: inline-flex;
  align-items: center;
}

.page-news .coord__jump a:hover,
.page-news .coord__jump a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 01 对比方法 ---------- */
.page-news .lab {
  padding: 52px 0 40px;
}

.page-news .lab__grid {
  display: grid;
  gap: 26px;
}

.page-news .lab__media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
}

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

.page-news .lab__media figcaption {
  display: block;
  padding: 12px 16px;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--steel);
  border-top: 1px solid var(--line);
}

.page-news .lab__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.page-news .lab__intro {
  margin: 0 0 22px;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--news-dim);
}

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

.page-news .method__item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-news .method__num {
  font-size: 13px;
  font-weight: 700;
  color: var(--lime);
  letter-spacing: 0.1em;
  line-height: 1.6;
}

.page-news .method__item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
}

.page-news .method__item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--news-dim);
}

.page-news .lab__evidence {
  margin-top: 34px;
  display: grid;
  gap: 24px;
}

.page-news .chart-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-2);
  padding: 18px 14px 12px;
}

.page-news .chart {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .chart__grid line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-news .chart__axis {
  stroke: var(--steel);
  stroke-width: 1;
  stroke-dasharray: 3 4;
}

.page-news .chart__line {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-news .chart__line--a { stroke: var(--lime); }
.page-news .chart__line--b { stroke: var(--blue); stroke-dasharray: 7 6; }

.page-news .chart__dots circle {
  fill: var(--orange);
  stroke: var(--ink-2);
  stroke-width: 2;
}

.page-news .chart__labels text {
  fill: var(--steel);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.page-news .chart-figure figcaption {
  margin-top: 10px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--steel);
}

.page-news .paper-panel {
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: 22px 18px;
}

.page-news .paper-panel__title {
  margin: 0 0 14px;
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-news .metric-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.page-news .metric-table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #46524a;
  padding: 8px 8px 8px 0;
  border-bottom: 1px solid rgba(5, 7, 10, 0.24);
  vertical-align: bottom;
}

.page-news .metric-table tbody th {
  text-align: left;
  font-weight: 700;
  padding: 12px 8px 12px 0;
  border-bottom: 1px solid rgba(5, 7, 10, 0.14);
  white-space: nowrap;
  vertical-align: top;
}

.page-news .metric-table tbody td {
  padding: 12px 8px 12px 0;
  border-bottom: 1px solid rgba(5, 7, 10, 0.14);
  line-height: 1.6;
  color: #2c342e;
  vertical-align: top;
}

.page-news .metric-table tbody tr:last-child th,
.page-news .metric-table tbody tr:last-child td {
  border-bottom: none;
}

.page-news .paper-panel__note {
  margin: 16px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #3b453d;
  border-top: 1px dashed rgba(5, 7, 10, 0.2);
  padding-top: 14px;
}

/* ---------- 02 最新报告 ---------- */
.page-news .reports {
  padding: 46px 0 40px;
}

.page-news .reports__head {
  display: grid;
  gap: 14px;
  margin-bottom: 26px;
}

.page-news .reports__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.7rem, 5.4vw, 2.8rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin: 0;
}

.page-news .reports__lead {
  margin: 0;
  max-width: 48ch;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--steel);
}

.page-news .report-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
}

.page-news .report-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 12px;
  padding: 22px 6px;
  border-top: 1px solid var(--line);
  transition: background-color 0.22s ease, padding-left 0.22s ease;
  outline: none;
}

.page-news .report-item:hover,
.page-news .report-item:focus,
.page-news .report-item:focus-within {
  background: rgba(182, 255, 59, 0.05);
  padding-left: 12px;
}

.page-news .report-item:focus-visible {
  box-shadow: 0 0 0 2px var(--ink), 0 0 0 4px var(--lime);
  border-radius: var(--radius-sm);
}

.page-news .report-item__index {
  font-size: 13px;
  font-weight: 700;
  color: var(--steel);
  letter-spacing: 0.12em;
  line-height: 1.9;
}

.page-news .report-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  margin: 0 0 8px;
  font-size: 11px;
  color: var(--steel);
  letter-spacing: 0.05em;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: 0.06em;
  border: 1px solid currentColor;
}

.page-news .tag--lab { color: var(--lime); }
.page-news .tag--league { color: var(--blue); }
.page-news .tag--product { color: var(--orange); }
.page-news .tag--partner { color: var(--paper); }

.page-news .report-item__title {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.page-news .report-item__excerpt {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--news-dim);
  max-width: 64ch;
}

.page-news .report-item__more {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.24s ease, opacity 0.22s ease;
}

.page-news .report-item__more > div {
  overflow: hidden;
}

.page-news .report-item__more p {
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--lime);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--steel);
  max-width: 62ch;
}

.page-news .report-item:hover .report-item__more,
.page-news .report-item:focus .report-item__more,
.page-news .report-item:focus-within .report-item__more {
  grid-template-rows: 1fr;
  opacity: 1;
}

/* ---------- 03 专题系列 ---------- */
.page-news .series {
  padding: 46px 0 40px;
}

.page-news .series__head {
  margin-bottom: 24px;
  max-width: 58ch;
}

.page-news .series__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.7rem, 5.4vw, 2.8rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin: 0 0 12px;
}

.page-news .series__lead {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--steel);
}

.page-news .series__grid {
  display: grid;
  gap: 18px;
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-news .series-card:hover {
  transform: translateY(-3px);
  border-color: var(--lime);
}

.page-news .series-card__media {
  overflow: hidden;
}

.page-news .series-card__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-news .series-card__media--tall img {
  aspect-ratio: 5 / 6;
}

.page-news .series-card__body {
  padding: 18px 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .series-card__tag {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.page-news .series-card__body h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -0.01em;
}

.page-news .series-card__body p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--news-dim);
}

.page-news .series-card__body .btn {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 04 订阅与联系 ---------- */
.page-news .subscribe {
  padding: 46px 0 60px;
}

.page-news .subscribe__panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(182, 255, 59, 0.14) 0%, rgba(182, 255, 59, 0) 62%),
    var(--ink-2);
  padding: 26px 20px 28px;
}

.page-news .subscribe__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 5vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin: 0 0 12px;
}

.page-news .subscribe__lead {
  margin: 0 0 20px;
  max-width: 56ch;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--news-dim);
}

.page-news .subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.page-news .subscribe__meta {
  display: grid;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-news .subscribe__meta-item {
  display: grid;
  gap: 4px;
}

.page-news .subscribe__key {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--steel);
  text-transform: uppercase;
}

.page-news .subscribe__val {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-news .subscribe__val a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, 0.4);
}

.page-news .subscribe__val a:hover,
.page-news .subscribe__val a:focus-visible {
  border-bottom-color: var(--lime);
}

.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero {
    padding: 40px 0 58px;
  }

  .page-news .news-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }

  .page-news .news-hero__stats li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-news .coord__inner {
    grid-template-columns: 200px 1fr;
    align-items: start;
  }

  .page-news .coord__jump {
    grid-column: 1 / -1;
    padding-top: 4px;
  }

  .page-news .chart-figure {
    padding: 22px 22px 16px;
  }

  .page-news .paper-panel {
    padding: 28px 26px;
  }

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

  .page-news .series-card--wide {
    grid-column: 1 / -1;
    flex-direction: row;
  }

  .page-news .series-card--wide .series-card__media {
    flex: 1 1 52%;
  }

  .page-news .series-card--wide .series-card__body {
    flex: 1 1 48%;
    justify-content: center;
    padding: 26px 26px 28px;
  }
}

@media (min-width: 900px) {
  .page-news .lab {
    padding: 68px 0 48px;
  }

  .page-news .lab__grid {
    grid-template-columns: 1.05fr 1fr;
    gap: 42px;
    align-items: start;
  }

  .page-news .lab__evidence {
    grid-template-columns: 1.15fr 1fr;
    gap: 30px;
    align-items: start;
    margin-top: 44px;
  }

  .page-news .reports__head {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 30px;
    margin-bottom: 32px;
  }

  .page-news .report-item {
    grid-template-columns: 64px 1fr;
    padding: 26px 10px;
  }

  .page-news .report-item__title {
    font-size: 1.1875rem;
  }

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

  .page-news .series-card--wide {
    grid-column: 1 / -1;
  }

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

  .page-news .subscribe__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 1100px) {
  .page-news .news-hero__title {
    max-width: 22ch;
  }

  .page-news .news-hero__lead {
    font-size: 1.0625rem;
  }

  .page-news .coord__inner {
    grid-template-columns: 220px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .coord-chip,
  .page-news .report-item,
  .page-news .report-item__more,
  .page-news .series-card {
    transition: none;
  }

  .page-news .coord-chip:hover,
  .page-news .series-card:hover {
    transform: none;
  }

  .page-news .report-item__more {
    grid-template-rows: 1fr;
    opacity: 1;
  }
}