:root {
  --research-bg: #07090d;
  --research-surface: #0e131b;
  --research-surface-2: #121925;
  --research-line: rgba(255, 255, 255, 0.09);
  --research-line-strong: rgba(255, 255, 255, 0.16);
  --research-text: #f5f7fb;
  --research-muted: #aeb8c8;
  --research-dim: #778397;
  --research-cyan: #5ee7d7;
  --research-blue: #6ea8fe;
  --research-violet: #9b8afb;
  --research-amber: #f4be67;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--research-bg);
  color: var(--research-text);
  font: 16px/1.65 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(circle at 50% -15%, rgba(68, 116, 164, 0.12), transparent 34%);
}
button, input, select { font: inherit; }
a { color: inherit; }
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.research-wrap { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.research-hero {
  position: relative;
  overflow: hidden;
  padding: 112px 0 78px;
  border-bottom: 1px solid var(--research-line);
  background: linear-gradient(180deg, rgba(12, 18, 27, 0.86), rgba(7, 9, 13, 0.98));
}
.research-grid {
  position: absolute;
  inset: 0;
  opacity: 0.28;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000, transparent 92%);
}
.research-glow { position: absolute; border-radius: 999px; filter: blur(70px); pointer-events: none; }
.research-glow-a { width: 440px; height: 240px; left: 2%; top: 7%; background: rgba(44, 160, 151, 0.12); }
.research-glow-b { width: 340px; height: 260px; right: 4%; top: 18%; background: rgba(88, 98, 190, 0.13); }
.research-hero-layout { position: relative; display: grid; grid-template-columns: 1.22fr .78fr; align-items: center; gap: 72px; }
.research-kicker, .research-eyebrow {
  margin: 0 0 15px;
  color: var(--research-cyan);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.research-kicker { display: flex; align-items: center; gap: 9px; }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--research-cyan); box-shadow: 0 0 0 5px rgba(94,231,215,.09); }
.research-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(48px, 6vw, 82px);
  line-height: .98;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.research-lead { max-width: 700px; margin: 25px 0 0; color: #c4ccda; font-size: clamp(18px, 2vw, 22px); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 31px; }
.research-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 19px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 780;
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.research-button:hover { transform: translateY(-1px); }
.research-button-primary,
main a.research-button.research-button-primary[href] { background: var(--research-cyan); color: #05110f !important; }
.research-button-secondary { border-color: var(--research-line-strong); background: rgba(255,255,255,.035); color: var(--research-text); }
.research-boundary { max-width: 690px; margin: 24px 0 0; padding-left: 14px; border-left: 2px solid rgba(94,231,215,.46); color: var(--research-muted); font-size: 13px; }
.research-boundary strong { color: #e5e9f0; }
.signal-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--research-line-strong);
  border-radius: 18px;
  padding: 22px;
  background: linear-gradient(145deg, rgba(18,27,39,.92), rgba(11,16,24,.86));
  box-shadow: 0 28px 80px rgba(0,0,0,.32), inset 0 1px rgba(255,255,255,.05);
}
.signal-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(94,231,215,.045), transparent 40%); pointer-events: none; }
.signal-card-head { position: relative; display: flex; justify-content: space-between; gap: 16px; color: var(--research-muted); font-size: 12px; }
.verified-chip { color: var(--research-cyan); }
.signal-total { position: relative; display: flex; align-items: baseline; gap: 11px; margin-top: 24px; }
.signal-total strong { font-size: clamp(42px, 5vw, 62px); line-height: 1; letter-spacing: -.055em; }
.signal-total span { color: var(--research-muted); font-size: 13px; }
.signal-mini-grid { position: relative; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin-top: 25px; overflow: hidden; border: 1px solid var(--research-line); border-radius: 11px; background: var(--research-line); }
.signal-mini-grid div { padding: 13px; background: rgba(10,15,22,.84); }
.signal-mini-grid span, .signal-mini-grid strong { display: block; }
.signal-mini-grid span { color: var(--research-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .09em; }
.signal-mini-grid strong { margin-top: 4px; font-size: 15px; }
.signal-trace { position: relative; display: flex; height: 46px; align-items: flex-end; gap: 7px; margin-top: 20px; }
.signal-trace span { flex: 1; border-radius: 3px 3px 0 0; background: linear-gradient(to top, rgba(94,231,215,.18), rgba(94,231,215,.68)); }
.signal-trace span:nth-child(1) { height: 78%; }.signal-trace span:nth-child(2) { height: 66%; }.signal-trace span:nth-child(3) { height: 100%; }.signal-trace span:nth-child(4) { height: 51%; }.signal-trace span:nth-child(5) { height: 67%; }.signal-trace span:nth-child(6) { height: 71%; }
.signal-card > p { position: relative; margin: 13px 0 0; color: var(--research-dim); font-size: 11px; }

.research-section { padding: 88px 0; border-bottom: 1px solid var(--research-line); }
.research-intro { padding-top: 76px; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(270px, .65fr); gap: 54px; align-items: end; margin-bottom: 34px; }
.section-heading.compact { margin-bottom: 28px; }
.section-heading h2, .split-section h2, .research-cta h2 { margin: 0; font-size: clamp(34px, 4.2vw, 54px); line-height: 1.07; letter-spacing: -.045em; text-wrap: balance; }
.section-heading > p, .source-copy > p { margin: 0 0 4px; color: var(--research-muted); font-size: 15px; }
.section-index { display: inline-flex; min-width: 34px; margin-bottom: 16px; color: var(--research-dim); font: 700 11px/1 ui-monospace, monospace; letter-spacing: .12em; }
.insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.insight-card { position: relative; min-height: 240px; padding: 25px; border: 1px solid var(--research-line); border-radius: 15px; background: var(--research-surface); }
.insight-card-primary { background: linear-gradient(145deg, rgba(29,60,66,.55), rgba(14,19,27,1) 65%); border-color: rgba(94,231,215,.22); }
.insight-card::after { content: ""; position: absolute; right: 22px; top: 22px; width: 7px; height: 7px; border: 1px solid var(--research-line-strong); border-radius: 50%; }
.insight-label { color: var(--research-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .12em; }
.insight-card > strong { display: block; margin-top: 24px; font-size: 43px; line-height: 1; letter-spacing: -.045em; }
.insight-card h3 { margin: 20px 0 8px; font-size: 18px; }
.insight-card p { margin: 0; color: var(--research-muted); font-size: 14px; }

.chart-shell, .explorer-card, .quality-card, .donut-card { border: 1px solid var(--research-line); border-radius: 17px; background: var(--research-surface); box-shadow: inset 0 1px rgba(255,255,255,.025); }
.chart-shell { padding: 24px; }
.chart-shell-head { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.chart-shell-head > div:first-child span, .chart-shell-head > div:first-child strong { display: block; }
.chart-label { color: var(--research-dim); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.chart-shell-head strong { margin-top: 5px; font-size: 20px; }
.chart-legend { display: flex; align-items: center; gap: 8px; color: var(--research-muted); font-size: 12px; }
.chart-legend span { width: 22px; height: 2px; background: var(--research-cyan); }
.trend-chart-wrap { overflow-x: auto; margin-top: 16px; }
.trend-chart { display: block; min-width: 680px; width: 100%; height: auto; }
.trend-chart .grid-line { stroke: rgba(255,255,255,.065); stroke-width: 1; }
.trend-chart .axis-label { fill: #778397; font-size: 11px; }
.trend-chart .area { fill: url(#trend-fill); }
.trend-chart .line { fill: none; stroke: var(--research-cyan); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.trend-chart .point { fill: #0d151c; stroke: var(--research-cyan); stroke-width: 3; transition: r .16s ease; }
.trend-chart .point-group:focus { outline: none; }
.trend-chart .point-group:focus .point, .trend-chart .point-group:hover .point { r: 8; fill: var(--research-cyan); }
.trend-chart .value-label { fill: #f5f7fb; font-size: 11px; font-weight: 700; text-anchor: middle; opacity: 0; }
.trend-chart .point-group:focus .value-label, .trend-chart .point-group:hover .value-label { opacity: 1; }
.chart-readout { min-height: 24px; margin: 8px 0 0; color: var(--research-muted); font-size: 13px; }

.explorer-section { background: linear-gradient(180deg, rgba(12,17,25,.28), transparent); }
.explorer-card { overflow: hidden; }
.explorer-toolbar { display: flex; justify-content: space-between; gap: 18px; padding: 17px; border-bottom: 1px solid var(--research-line); background: rgba(255,255,255,.018); }
.dimension-tabs { display: flex; flex-wrap: wrap; gap: 4px; }
.dimension-tabs button, .view-toggle button { min-height: 38px; border: 0; border-radius: 8px; padding: 8px 12px; background: transparent; color: var(--research-muted); cursor: pointer; font-size: 12px; font-weight: 700; }
.dimension-tabs button[aria-selected="true"], .view-toggle button.active { background: rgba(94,231,215,.11); color: var(--research-cyan); }
.explorer-controls { display: flex; align-items: center; gap: 8px; }
.search-control { display: flex; min-width: 215px; height: 40px; align-items: center; gap: 8px; padding: 0 11px; border: 1px solid var(--research-line); border-radius: 8px; background: #090d13; }
.search-control svg { width: 16px; fill: none; stroke: var(--research-dim); stroke-width: 1.7; }
.search-control input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--research-text); font-size: 12px; }
.search-control input::placeholder { color: var(--research-dim); }
.select-control { display: flex; height: 40px; align-items: center; gap: 6px; padding: 0 8px 0 11px; border: 1px solid var(--research-line); border-radius: 8px; background: #090d13; color: var(--research-dim); font-size: 11px; }
.select-control select { border: 0; outline: 0; background: transparent; color: var(--research-text); font-size: 12px; }
.select-control option { background: #0b1017; }
.view-toggle { display: flex; padding: 2px; border: 1px solid var(--research-line); border-radius: 9px; background: #090d13; }
.explorer-summary { display: flex; justify-content: space-between; gap: 24px; padding: 22px 24px; border-bottom: 1px solid var(--research-line); }
.explorer-summary span, .explorer-summary strong { display: block; }
.explorer-summary span { color: var(--research-dim); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.explorer-summary strong { margin-top: 4px; font-size: 24px; }
.explorer-summary p { max-width: 470px; margin: 0; color: var(--research-muted); font-size: 13px; text-align: right; }
.explorer-layout { display: grid; grid-template-columns: minmax(0, 1fr) 260px; min-height: 520px; }
.rank-chart { padding: 24px; }
.rank-row { display: grid; grid-template-columns: minmax(120px, .75fr) minmax(180px, 2fr) 84px; gap: 14px; align-items: center; width: 100%; min-height: 47px; padding: 7px 9px; border: 0; border-radius: 7px; background: transparent; color: var(--research-text); text-align: left; cursor: pointer; }
.rank-row:hover, .rank-row[aria-pressed="true"] { background: rgba(255,255,255,.035); }
.rank-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #d8dee9; font-size: 13px; }
.rank-track { position: relative; height: 9px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.055); }
.rank-bar { display: block; width: var(--bar-width); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--research-cyan), var(--research-blue)); box-shadow: 0 0 20px rgba(94,231,215,.16); }
.rank-value { color: var(--research-muted); font: 650 12px/1 ui-monospace, monospace; text-align: right; }
.selection-panel { padding: 25px; border-left: 1px solid var(--research-line); background: rgba(255,255,255,.017); }
.selection-panel > span { color: var(--research-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .12em; }
.selection-panel > strong { display: block; margin-top: 10px; overflow-wrap: anywhere; font-size: 24px; line-height: 1.2; }
.selection-metrics { display: grid; gap: 1px; margin-top: 25px; overflow: hidden; border: 1px solid var(--research-line); border-radius: 10px; background: var(--research-line); }
.selection-metrics div { padding: 12px; background: #0c1118; }
.selection-metrics span, .selection-metrics strong { display: block; }
.selection-metrics span { color: var(--research-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .09em; }
.selection-metrics strong { margin-top: 3px; font-size: 17px; }
.selection-panel p { margin: 20px 0 0; color: var(--research-muted); font-size: 12px; }
.rank-table-wrap { overflow-x: auto; padding: 18px 24px 24px; }
.rank-table-wrap table { width: 100%; min-width: 580px; border-collapse: collapse; }
.rank-table-wrap caption { padding: 8px 0 13px; color: var(--research-muted); text-align: left; font-size: 13px; }
.rank-table-wrap th, .rank-table-wrap td { padding: 12px; border-bottom: 1px solid var(--research-line); text-align: left; font-size: 13px; }
.rank-table-wrap th { color: var(--research-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.rank-table-wrap td { color: #d8dee9; }
.explorer-empty { padding: 30px; border-top: 1px solid var(--research-line); color: var(--research-muted); text-align: center; }

.split-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: center; }
.source-copy h2 { margin-bottom: 22px; }
.source-callout { display: flex; flex-direction: column; margin-top: 30px; padding: 17px 19px; border-left: 2px solid var(--research-cyan); background: rgba(94,231,215,.045); }
.source-callout strong { font-size: 16px; }.source-callout span { margin-top: 3px; color: var(--research-muted); font-size: 12px; }
.donut-card { display: grid; grid-template-columns: 260px 1fr; align-items: center; gap: 24px; padding: 28px; }
.donut-wrap { position: relative; width: 240px; height: 240px; }
.donut-wrap svg { display: block; width: 100%; height: 100%; transform: rotate(-90deg); }
.donut-segment { fill: none; stroke-width: 24; cursor: pointer; transition: opacity .2s ease, stroke-width .2s ease; }
.donut-segment:hover, .donut-segment:focus { opacity: 1 !important; stroke-width: 28; outline: none; }
.donut-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; pointer-events: none; }
.donut-center strong { font-size: 34px; letter-spacing: -.04em; }.donut-center span { max-width: 110px; color: var(--research-muted); font-size: 11px; text-align: center; text-transform: capitalize; }
.source-legend { display: grid; gap: 7px; }
.source-legend button { display: grid; grid-template-columns: 10px minmax(80px, 1fr) auto; gap: 10px; align-items: center; min-height: 43px; padding: 8px 10px; border: 1px solid transparent; border-radius: 8px; background: transparent; color: var(--research-muted); cursor: pointer; text-align: left; }
.source-legend button:hover, .source-legend button[aria-pressed="true"] { border-color: var(--research-line); background: rgba(255,255,255,.025); color: var(--research-text); }
.legend-swatch { width: 8px; height: 8px; border-radius: 2px; }.legend-name { text-transform: capitalize; }.legend-value { font: 650 12px/1 ui-monospace, monospace; }

.quality-layout { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.quality-card { padding: 22px; }
.quality-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.quality-card-head span, .quality-card-head strong { display: block; }.quality-card-head span { color: var(--research-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }.quality-card-head strong { margin-top: 5px; font-size: 18px; }
.info-button { position: relative; display: grid; width: 28px; height: 28px; place-items: center; border: 1px solid var(--research-line-strong); border-radius: 50%; background: transparent; color: var(--research-muted); cursor: help; font: 700 12px/1 serif; }
.info-button::after { content: attr(data-popover); position: absolute; right: 0; top: 36px; z-index: 5; width: 250px; padding: 10px 12px; border: 1px solid var(--research-line-strong); border-radius: 8px; background: #080c12; color: #d5dbe5; box-shadow: 0 16px 40px rgba(0,0,0,.35); font: 12px/1.5 Inter, sans-serif; text-align: left; opacity: 0; pointer-events: none; transform: translateY(-4px); transition: opacity .16s ease, transform .16s ease; }
.info-button:hover::after, .info-button:focus::after { opacity: 1; transform: translateY(0); }
.quality-bars { display: grid; gap: 16px; margin-top: 24px; }
.quality-row { display: grid; grid-template-columns: minmax(105px, .8fr) 1.7fr 54px; gap: 10px; align-items: center; }
.quality-name { overflow: hidden; color: #cfd6e2; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.quality-track { height: 7px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.06); }.quality-fill { display: block; width: var(--quality-width); height: 100%; border-radius: inherit; background: var(--research-violet); }.quality-row:nth-child(-n+2) .quality-fill { background: var(--research-cyan); }
.quality-percent { color: var(--research-muted); font: 650 11px/1 ui-monospace, monospace; text-align: right; }
.quality-note { display: flex; gap: 13px; align-items: flex-start; margin-top: 14px; padding: 15px 17px; border: 1px solid rgba(244,190,103,.17); border-radius: 11px; background: rgba(244,190,103,.045); }
.quality-note > span { display: grid; flex: 0 0 auto; width: 21px; height: 21px; place-items: center; border-radius: 50%; background: rgba(244,190,103,.13); color: var(--research-amber); font-weight: 800; }
.quality-note p { margin: 0; color: var(--research-muted); font-size: 13px; }.quality-note strong { color: #f2e2c6; }

.evidence-section { padding-bottom: 98px; }
.evidence-grid { display: grid; gap: 10px; }
.evidence-card { border: 1px solid var(--research-line); border-radius: 13px; background: var(--research-surface); }
.evidence-card summary { display: flex; min-height: 82px; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 22px; cursor: pointer; list-style: none; }
.evidence-card summary::-webkit-details-marker { display: none; }.evidence-card summary span:first-child { font-size: 16px; font-weight: 700; }.evidence-card summary small { display: block; margin-bottom: 3px; color: var(--research-dim); font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.summary-icon { display: grid; flex: 0 0 auto; width: 30px; height: 30px; place-items: center; border: 1px solid var(--research-line); border-radius: 50%; color: var(--research-muted); transition: transform .2s ease; }
.evidence-card[open] .summary-icon { transform: rotate(45deg); }
.evidence-content { padding: 0 22px 23px; border-top: 1px solid var(--research-line); color: var(--research-muted); }
.evidence-content a { color: var(--research-cyan); text-underline-offset: .18em; }.evidence-content h3 { margin: 25px 0 8px; color: var(--research-text); }.evidence-content li { margin: 7px 0; }
.example-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 20px; }
.record-card { min-width: 0; padding: 16px; border: 1px solid var(--research-line); border-radius: 10px; background: #0a0f16; }
.record-card > span { color: var(--research-cyan); font: 700 10px/1 ui-monospace, monospace; text-transform: uppercase; }.record-card dl { display: grid; grid-template-columns: 85px 1fr; gap: 7px 10px; margin: 15px 0 0; font-size: 12px; }.record-card dt { color: var(--research-dim); }.record-card dd { min-width: 0; margin: 0; color: #d2d9e4; overflow-wrap: anywhere; }
.download-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 20px; }.download-grid a { display: grid; min-height: 115px; padding: 16px; border: 1px solid var(--research-line); border-radius: 10px; background: #0a0f16; text-decoration: none; }.download-grid a:hover { border-color: rgba(94,231,215,.35); }.download-grid span { color: var(--research-cyan); font: 750 11px/1 ui-monospace, monospace; }.download-grid strong { align-self: end; color: var(--research-text); font-size: 14px; }.download-grid small { color: var(--research-dim); }
.checksum-block { display: grid; gap: 8px; margin-top: 12px; }.checksum-block > div { display: grid; grid-template-columns: 92px minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--research-line); border-radius: 8px; background: #090d13; }.checksum-block span { color: var(--research-dim); font-size: 10px; }.checksum-block code { overflow: hidden; color: #c3ccd9; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }.checksum-block button { border: 0; background: transparent; color: var(--research-cyan); cursor: pointer; font-size: 11px; }
.loading-copy { color: var(--research-dim); }

.research-cta { padding: 68px 0; background: linear-gradient(110deg, rgba(35,67,72,.32), rgba(15,20,29,.2)); border-bottom: 1px solid var(--research-line); }
.research-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }.research-cta h2 { font-size: clamp(32px, 4vw, 48px); }.research-cta p:not(.research-eyebrow) { margin: 12px 0 0; color: var(--research-muted); }

:focus-visible { outline: 3px solid var(--research-cyan); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } }
@media (max-width: 980px) {
  .research-hero-layout, .split-section { grid-template-columns: 1fr; gap: 42px; }
  .signal-card { max-width: 620px; }
  .section-heading { grid-template-columns: 1fr; gap: 17px; }
  .section-heading > p { max-width: 720px; }
  .insight-grid { grid-template-columns: 1fr 1fr; }.insight-card:last-child { grid-column: span 2; min-height: 200px; }
  .explorer-toolbar { flex-direction: column; }.explorer-controls { flex-wrap: wrap; }
  .explorer-layout { grid-template-columns: 1fr; }.selection-panel { border-top: 1px solid var(--research-line); border-left: 0; }.selection-metrics { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .research-wrap { width: min(100% - 32px, 1180px); }
  .research-hero { padding: 72px 0 52px; }.research-hero h1 { font-size: clamp(42px, 13vw, 60px); }.research-lead { font-size: 17px; }.research-boundary { font-size: 12px; }
  .research-section { padding: 61px 0; }.section-heading h2, .split-section h2, .research-cta h2 { font-size: 35px; }.section-heading { margin-bottom: 25px; }
  .insight-grid { grid-template-columns: 1fr; }.insight-card, .insight-card:last-child { grid-column: auto; min-height: 210px; }
  .chart-shell { padding: 16px; }.chart-shell-head { flex-direction: column; }.trend-chart { min-width: 580px; }.trend-chart-wrap { padding-bottom: 5px; }
  .explorer-card { margin-inline: -4px; }.explorer-toolbar, .explorer-summary { padding: 14px; }.dimension-tabs { display: grid; grid-template-columns: repeat(2, 1fr); width: 100%; }.dimension-tabs button:last-child { grid-column: span 2; }.explorer-controls { display: grid; grid-template-columns: 1fr auto; width: 100%; }.search-control { grid-column: 1 / -1; min-width: 0; }.view-toggle { grid-column: 1 / -1; }.view-toggle button { flex: 1; }.explorer-summary { flex-direction: column; }.explorer-summary p { text-align: left; }.rank-chart { padding: 12px; }.rank-row { grid-template-columns: minmax(95px, .9fr) minmax(95px, 1.3fr) 68px; gap: 8px; padding-inline: 4px; }.rank-name, .rank-value { font-size: 11px; }.selection-panel { padding: 18px; }
  .donut-card { grid-template-columns: 1fr; justify-items: center; padding: 20px; }.source-legend { width: 100%; }.donut-wrap { width: 220px; height: 220px; }
  .quality-layout { grid-template-columns: 1fr; }.quality-row { grid-template-columns: minmax(95px, .9fr) 1.5fr 48px; }
  .example-grid, .download-grid { grid-template-columns: 1fr; }.checksum-block > div { grid-template-columns: 1fr auto; }.checksum-block span { grid-column: 1 / -1; }
  .research-cta-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 380px) {
  .research-wrap { width: min(100% - 24px, 1180px); }.signal-card { padding: 17px; }.signal-total { flex-direction: column; align-items: flex-start; }.hero-actions .research-button { width: 100%; }
  .rank-row { grid-template-columns: 92px minmax(70px, 1fr) 58px; }.selection-metrics { grid-template-columns: 1fr; }
}