.research-article {
  --ra-bg: #07080d;
  --ra-panel: #101219;
  --ra-panel-2: #141721;
  --ra-line: rgba(222, 231, 255, 0.12);
  --ra-text: #eef2ff;
  --ra-muted: #a9b1c6;
  --ra-blue: #78a6ff;
  --ra-orange: #d69b62;
  --ra-green: #61d394;
  --ra-red: #f26d6d;
  --ra-yellow: #e7c56d;
  background: radial-gradient(circle at 82% 6%, rgba(120, 166, 255, 0.14), transparent 26rem), var(--ra-bg);
  color: var(--ra-text);
}

.research-article .site-header {
  position: relative;
}

.research-shell {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
}

.research-hero {
  display: block;
  padding: 96px 0 48px;
}

.research-kicker,
.research-label {
  margin: 0 0 14px;
  color: var(--ra-orange);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.research-hero h1 {
  max-width: 860px;
  margin: 0;
  color: #f7f0e9;
  font-family: var(--font-heading);
  font-size: clamp(3.1rem, 6vw, 5.6rem);
  font-weight: 500;
  line-height: 1;
}

.research-deck {
  max-width: 780px;
  margin: 24px 0 0;
  color: rgba(238, 242, 255, 0.82);
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  line-height: 1.75;
}

.research-cover {
  display: none;
}

.research-cover img {
  display: none;
}

.research-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.research-chip {
  border: 1px solid var(--ra-line);
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--ra-muted);
  font-size: 0.78rem;
}

.research-grid {
  display: block;
  padding: 0 0 92px;
}

.research-body {
  min-width: 0;
}

.research-body > p,
.research-body > h2,
.research-body > h3,
.research-body > ul,
.research-body > .research-table,
.research-body > .takeaway-card,
.research-body > .source-card {
  max-width: 820px;
}

.research-body h2 {
  margin: 58px 0 16px;
  color: #f7f0e9;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 500;
  line-height: 1.05;
}

.research-body h3 {
  margin: 30px 0 12px;
  color: #f7f0e9;
  font-size: 1.18rem;
  line-height: 1.35;
}

.research-body p,
.research-body li {
  color: rgba(238, 242, 255, 0.78);
  font-size: 1.02rem;
  line-height: 1.85;
}

.research-body p + p {
  margin-top: 18px;
}

.research-body a {
  color: #9dbbff;
}

.research-aside {
  display: none;
}

.research-aside h2 {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.research-aside a {
  display: block;
  padding: 9px 0;
  border-top: 1px solid var(--ra-line);
  color: var(--ra-muted);
  font-size: 0.88rem;
  text-decoration: none;
}

.research-aside a:first-of-type {
  border-top: 0;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 0 0 34px;
  border-top: 1px solid var(--ra-line);
  border-bottom: 1px solid var(--ra-line);
}

.metric-card {
  min-height: 132px;
  padding: 22px 26px 22px 0;
  border-right: 1px solid var(--ra-line);
}

.metric-card + .metric-card {
  padding-left: 26px;
}

.metric-card:last-child {
  border-right: 0;
}

.metric-card strong {
  display: block;
  color: #f7f0e9;
  font-size: clamp(2.15rem, 5vw, 3.45rem);
  line-height: 1;
}

.metric-card span {
  display: block;
  margin-top: 10px;
  color: var(--ra-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.chart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin: 34px 0 62px;
}

.chart-grid--single {
  grid-template-columns: 1fr;
}

.chart-card {
  overflow: visible;
  padding: 24px 0 0;
  border-top: 1px solid var(--ra-line);
}

.chart-card h3 {
  max-width: 820px;
  margin-top: 0;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
}

.chart-card svg {
  width: 100%;
  height: auto;
  margin-top: 20px;
}

.chart-note {
  max-width: 820px;
  margin: 12px 0 0;
  color: var(--ra-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.source-card,
.takeaway-card {
  margin: 34px 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--ra-line);
}

.source-card ul,
.takeaway-card ul {
  margin: 12px 0 0 1rem;
  padding: 0;
}

.source-card li,
.takeaway-card li {
  font-size: 0.94rem;
}

.research-table {
  width: 100%;
  margin: 22px 0;
  border-collapse: collapse;
  overflow: hidden;
  border-top: 1px solid var(--ra-line);
  border-bottom: 1px solid var(--ra-line);
  font-size: 0.92rem;
}

.research-table th,
.research-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--ra-line);
  color: rgba(238, 242, 255, 0.78);
  text-align: left;
  vertical-align: top;
}

.research-table th {
  color: #f7f0e9;
  background: transparent;
  font-weight: 700;
}

.research-table tr:last-child td {
  border-bottom: 0;
}

.ra-axis,
.ra-label {
  fill: #a9b1c6;
  font-family: Inter, system-ui, sans-serif;
  font-size: 11px;
}

.ra-title {
  fill: #f7f0e9;
  font-family: Inter, system-ui, sans-serif;
  font-size: 13px;
  font-weight: 700;
}

.ra-value {
  fill: #eef2ff;
  font-family: Inter, system-ui, sans-serif;
  font-size: 12px;
  font-weight: 700;
}

.ra-grid {
  stroke: rgba(222, 231, 255, 0.12);
  stroke-width: 1;
}

.ra-line-blue {
  fill: none;
  stroke: var(--ra-blue);
  stroke-width: 3;
}

.ra-line-orange {
  fill: none;
  stroke: var(--ra-orange);
  stroke-width: 3;
}

.ra-dot-blue {
  fill: var(--ra-blue);
}

.ra-dot-orange {
  fill: var(--ra-orange);
}

@media (max-width: 960px) {
  .research-hero,
  .research-grid,
  .metric-grid,
  .chart-grid {
    grid-template-columns: 1fr;
  }

  .metric-card,
  .metric-card + .metric-card {
    min-height: auto;
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid var(--ra-line);
  }

  .metric-card:last-child {
    border-bottom: 0;
  }

  .research-aside {
    position: static;
  }

  .research-hero {
    padding: 48px 0 40px;
  }
}

@media (max-width: 640px) {
  .research-shell {
    width: min(100% - 28px, 1180px);
  }

  .research-hero {
    padding-top: 18px;
  }

  .chart-card {
    padding-top: 24px;
  }

  .research-table {
    display: block;
    overflow-x: auto;
  }
}