:root {
  --bg: #fffdee;
  --bg-soft: #fffaf0;
  --panel: #fffef6;
  --panel-2: #fffaf0;
  --ink: #111418;
  --muted: #625f4d;
  --line: #e9e1b8;
  --line-strong: #cbbf83;
  --accent: #0072b2;
  --accent-2: #009e73;
  --accent-3: #e69f00;
  --accent-4: #cc79a7;
  --danger: #d55e00;
  --success: #009e73;
  --button: #0b344f;
  --button-text: #ffffff;
  --row-even: #fff7df;
  --row-odd: #fffef6;
  --track: #efe6ba;
  --shadow: 0 12px 28px rgba(45, 38, 13, 0.09);
  --shadow-soft: 0 6px 18px rgba(45, 38, 13, 0.07);
}

:root[data-theme="dark"] {
  --bg: #0b0f14;
  --bg-soft: #0f1520;
  --panel: #121826;
  --panel-2: #172033;
  --ink: #f3f5f7;
  --muted: #bac3ca;
  --line: #2b3444;
  --line-strong: #48566b;
  --accent: #56b4e9;
  --accent-2: #5fc49e;
  --accent-3: #f1b844;
  --accent-4: #e29ac3;
  --danger: #f08b4a;
  --success: #5fc49e;
  --button: #f3f5f7;
  --button-text: #0b0f14;
  --row-even: #0f1520;
  --row-odd: #151d2b;
  --track: #273245;
  --shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 6px 18px rgba(0, 0, 0, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  color-scheme: light;
}

:root[data-theme="dark"] {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: var(--accent);
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  padding: 22px 42px 18px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--panel) 94%, var(--accent) 6%), var(--panel));
}

.brand-lockup {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  max-width: none;
  width: 100%;
}

.brand-logos {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-lockup img {
  width: 88px;
  height: 88px;
  max-height: 88px;
  object-fit: contain;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  image-rendering: auto;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
  min-width: 230px;
}

.author-panel {
  display: grid;
  gap: 3px;
  padding: 8px 11px;
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.25;
  font-weight: 800;
}

.author-panel a,
.footer-author a {
  color: var(--accent);
  text-decoration: none;
}

.author-panel a:hover,
.footer-author a:hover {
  text-decoration: underline;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 980px;
  font-size: 54px;
  line-height: 0.98;
}

h2 {
  font-size: 30px;
  line-height: 1.12;
}

h3 {
  font-size: 16px;
  line-height: 1.2;
}

.lede {
  max-width: 1100px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.subtitle {
  max-width: 1100px;
  margin: 7px 0 0;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.25;
  font-weight: 800;
}

.source-chip,
.status-line,
.icon-button {
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 11px;
  white-space: normal;
  font-size: 13px;
  font-weight: 750;
}

.source-chip {
  max-width: 260px;
  line-height: 1.25;
}

.icon-button {
  color: var(--button-text);
  background: var(--button);
  border-color: var(--button);
}

.view-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  gap: 7px;
  padding: 9px 42px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(14px);
  overflow-x: auto;
}

.tab,
.ghost-button {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 800;
}

.tab.active,
.ghost-button.primary {
  color: var(--button-text);
  background: var(--button);
  border-color: var(--button);
}

.ghost-button:hover,
.tab:hover,
.icon-button:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

main {
  padding: 18px 42px 42px;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 14px;
}

.guide-actions,
.tab-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.metric-grid.compact {
  grid-template-columns: repeat(5, minmax(120px, 1fr));
}

.metric-card,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.metric-card {
  padding: 12px;
  min-height: 86px;
}

.metric-label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.metric-value {
  margin: 0;
  font-size: 30px;
  line-height: 1;
  font-weight: 900;
}

.metric-card.small-value .metric-value {
  font-size: 22px;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.metric-sub {
  margin: 7px 0 0;
  color: var(--muted);
  line-height: 1.42;
  font-size: 13px;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 14px;
}

.landscape-chart-row > .panel {
  display: flex;
  flex-direction: column;
  min-height: 480px;
}

.landscape-chart-row > .panel > div:last-child {
  flex: 1;
}

.overview-purpose {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.8fr);
  gap: 16px;
  align-items: start;
  margin-bottom: 14px;
}

.overview-purpose p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.purpose-actions {
  display: grid;
  gap: 8px;
}

.route-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 10px;
}

.route-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--panel-2);
}

.route-card strong {
  display: block;
  margin-bottom: 6px;
}

.route-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.flow-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0;
}

.flow-steps span {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 7px;
  background: var(--panel);
  color: var(--ink);
  font-size: 12px;
  font-weight: 850;
}

.panel {
  padding: 14px;
  min-width: 0;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 11px;
}

.panel-head span {
  color: var(--muted);
  font-size: 13px;
  text-align: right;
  line-height: 1.35;
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(270px, 330px) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.filter-panel {
  position: sticky;
  top: 58px;
  display: grid;
  gap: 10px;
  padding: 13px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
  max-height: calc(100vh - 74px);
  overflow: auto;
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  line-height: 1.35;
}

select,
input[type="search"] {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--ink);
  padding: 8px 10px;
  text-transform: none;
  font-size: 14px;
  line-height: 1.35;
  font-weight: 650;
}

fieldset {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px;
}

legend {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.check-list {
  display: grid;
  gap: 6px;
}

.check-list label {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 7px;
  color: var(--ink);
  text-transform: none;
  font-size: 13px;
  font-weight: 700;
}

.workspace-panel {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.chart-scroll,
.table-wrap {
  width: 100%;
  overflow: auto;
}

.chart-scroll {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  height: 72vh;
  min-height: 440px;
  max-height: none;
  resize: vertical;
}

.forest-svg {
  display: block;
  width: 100%;
  min-width: 760px;
}

.axis text,
.forest-label {
  fill: var(--muted);
  font-size: 12px;
}

.forest-title {
  fill: var(--muted);
}

.forest-tag {
  font-size: 10.5px;
  font-weight: 900;
  letter-spacing: 0;
}

.forest-tag.above {
  fill: var(--danger);
}

.forest-tag.external {
  fill: var(--ink);
}

.forest-split-label {
  fill: var(--ink);
  font-size: 11.5px;
  font-weight: 850;
}

.row-hit {
  cursor: pointer;
}

.row-hit:hover .forest-label {
  fill: var(--ink);
  font-weight: 850;
}

.legend-row,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
}

.legend-row {
  margin-bottom: 8px;
}

.legend-key,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 7px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.legend-line {
  width: 18px;
  height: 0;
  border-top: 2px dashed var(--ink);
  display: inline-block;
}

.legend-line.horizontal {
  border-color: var(--muted);
}

.above-key {
  width: 16px;
  height: 10px;
  border-radius: 3px;
  display: inline-block;
  background:
    repeating-linear-gradient(
      45deg,
      var(--line-strong) 0,
      var(--line-strong) 2px,
      transparent 2px,
      transparent 5px
    );
  border: 1px solid var(--muted);
}

.diamond-key {
  width: 11px;
  height: 11px;
  display: inline-block;
  background: transparent;
  border: 1px solid var(--ink);
  transform: rotate(45deg);
}

.diamond-key.neutral {
  background: var(--panel-2);
  box-shadow: inset 0 0 0 2px var(--line-strong);
}

.swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.table-wrap th,
.table-wrap td {
  padding: 8px 9px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
  line-height: 1.35;
}

.table-wrap th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--panel-2);
  color: var(--ink);
  font-size: 12px;
  text-transform: uppercase;
  line-height: 1.35;
}

.table-wrap tr:nth-child(even) td {
  background: var(--row-even);
}

.table-wrap tr:nth-child(odd) td {
  background: var(--row-odd);
}

.table-wrap tr:hover td {
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
}

.large-table {
  max-height: 680px;
}

.bar-list {
  display: grid;
  gap: 9px;
}

.bar-row {
  display: grid;
  grid-template-columns: minmax(135px, 205px) minmax(0, 1fr) auto;
  gap: 9px;
  align-items: center;
}

.bar-label {
  font-weight: 780;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar-track {
  position: relative;
  height: 10px;
  background: var(--track);
  border-radius: 8px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: var(--accent);
}

.mini-title {
  margin: 4px 0 9px;
  color: var(--ink);
  font-size: 13px;
}

.timeline {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.chart-svg {
  display: block;
  width: 100%;
  min-height: 280px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
}

.timeline-svg,
.map-svg {
  margin-top: 8px;
}

.timeline-svg {
  height: 390px;
  min-height: 390px;
  overflow: visible;
}

.country-svg {
  height: 390px;
  min-height: 390px;
}

.axis text,
.axis-label,
.axis-title,
.map-label,
.map-region,
.country-label,
.country-count {
  fill: var(--muted);
  font-size: 12px;
}

.axis-title {
  font-weight: 850;
}

.timeline-legend text {
  fill: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.timeline-segment {
  cursor: pointer;
}

.timeline-segment:hover {
  filter: brightness(1.08);
  stroke-width: 2;
}

.bar-total {
  fill: var(--ink);
  font-size: 11px;
  font-weight: 900;
}

.country-label {
  font-weight: 850;
}

.country-count {
  font-weight: 800;
}

.country-segment {
  cursor: pointer;
}

.country-segment:hover {
  filter: brightness(1.08);
  stroke-width: 2;
}

.map-region {
  font-size: 15px;
  font-weight: 850;
  opacity: 0.55;
}

.map-bubble {
  cursor: pointer;
}

.map-bubble:hover {
  stroke-width: 2.2;
  fill-opacity: 0.9;
}

.timeline-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 34px;
  align-items: center;
  gap: 9px;
}

.stack-track {
  display: flex;
  min-width: 24px;
  height: 18px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--track);
}

.stack-segment {
  display: block;
  height: 100%;
}

.device-periodic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 9px;
}

.device-tile {
  border: 1px solid color-mix(in srgb, var(--tile-accent) 42%, var(--line));
  border-top: 5px solid var(--tile-accent);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel-2);
  min-height: 142px;
}

.device-symbol {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  color: var(--tile-ink, #ffffff);
  background: var(--tile-accent);
  font-size: 16px;
  font-weight: 900;
  margin-bottom: 8px;
}

.heat-legend {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.heat-ramp {
  width: min(220px, 45vw);
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: linear-gradient(90deg, #56b4e9, #f1b844, #d55e00);
}

.pie-wrap {
  display: grid;
  justify-items: center;
  gap: 8px;
  align-items: start;
}

.pie-chart {
  display: block;
  width: 100%;
  max-width: 190px;
  aspect-ratio: 1;
}

.pie-slice {
  cursor: pointer;
}

.pie-slice:hover {
  filter: brightness(1.08);
}

.pie-legend {
  display: grid;
  gap: 5px;
  width: 100%;
  font-size: 11.5px;
  line-height: 1.25;
}

.pie-legend-row {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr) auto;
  gap: 6px;
  align-items: center;
  color: var(--muted);
}

.pie-legend-row span:nth-child(2) {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: normal;
}

.pie-legend-row strong {
  color: var(--ink);
  font-size: 11px;
  white-space: nowrap;
}

.swatch.square {
  border-radius: 2px;
}

.device-tile strong,
.device-tile small,
.device-tile em {
  display: block;
}

.device-tile p {
  margin: 6px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.device-tile small,
.device-tile em {
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.35;
  font-style: normal;
}

.model-periodic-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 7px;
  margin-bottom: 10px;
}

.model-outcome-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 820;
}

.model-outcome-legend span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.model-outcome-legend i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dot-color);
}

.model-abbreviation-legend {
  margin: 0 0 12px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
}

.model-abbreviation-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
}

.model-abbreviation-head strong {
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 900;
}

.model-abbreviation-head span {
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 760;
}

.model-abbreviation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(205px, 1fr));
  gap: 6px 10px;
}

.model-abbreviation-grid span {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.25;
}

.model-abbreviation-grid strong {
  display: inline-grid;
  place-items: center;
  min-height: 24px;
  padding: 3px 6px;
  border-radius: 6px;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  font-size: 10.5px;
  font-weight: 950;
}

.model-periodic-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
}

.model-periodic-grid {
  display: grid;
  grid-template-columns: minmax(158px, 190px) repeat(var(--period-count), minmax(178px, 1fr));
  min-width: calc(190px + (var(--period-count) * 178px));
}

.model-periodic-corner,
.model-periodic-period,
.model-periodic-family,
.model-periodic-cell {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.model-periodic-corner,
.model-periodic-period {
  padding: 10px;
  background: color-mix(in srgb, var(--panel-2) 84%, var(--accent) 7%);
}

.model-periodic-corner,
.model-periodic-period strong {
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 900;
}

.model-periodic-period span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 760;
}

.model-periodic-family {
  display: grid;
  align-content: start;
  gap: 4px;
  padding: 10px;
  border-left: 5px solid var(--family-color);
  background: color-mix(in srgb, var(--panel-2) 88%, var(--family-color) 8%);
}

.model-periodic-family strong {
  color: var(--ink);
  font-size: 12.5px;
  line-height: 1.2;
}

.model-periodic-family span,
.model-periodic-family small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 780;
}

.model-periodic-cell {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  align-content: start;
  gap: 8px;
  min-height: 118px;
  padding: 8px;
}

.model-periodic-tile {
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 9px;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--tile-accent) 42%, var(--line));
  border-top: 5px solid var(--tile-accent);
  background: var(--panel);
  cursor: help;
}

.model-periodic-tile:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.model-periodic-tile-top {
  display: flex;
  justify-content: space-between;
  gap: 6px;
  align-items: start;
}

.model-symbol {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 30px;
  border-radius: 7px;
  color: var(--tile-ink);
  background: var(--tile-accent);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0;
}

.model-count {
  color: var(--tile-accent);
  font-size: 20px;
  font-weight: 950;
  line-height: 1;
}

.model-periodic-tile strong {
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 850;
  line-height: 1.2;
}

.model-periodic-tile small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.25;
}

.model-outcome-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.model-outcome-dots span {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  color: #ffffff;
  background: var(--dot-color);
  font-size: 9.5px;
  font-weight: 900;
}

.nested-split {
  margin-bottom: 12px;
}

.participant-pie-grid > div {
  min-width: 0;
}

.compact-note {
  margin: -2px 0 8px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.stacked-risk {
  display: flex;
  overflow: hidden;
  height: 30px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
}

.risk-low {
  background: var(--success);
}

.risk-high {
  background: var(--danger);
}

.risk-unclear {
  background: var(--accent-3);
}

.risk-piece {
  display: grid;
  place-items: center;
  min-width: 42px;
  color: #ffffff;
  font-weight: 850;
  font-size: 12px;
}

.quality-controls {
  grid-template-columns: minmax(260px, 1fr) minmax(260px, 420px);
}

.signal-list {
  display: grid;
  gap: 9px;
}

.signal-row {
  display: grid;
  grid-template-columns: minmax(92px, 118px) minmax(0, 1fr);
  gap: 9px;
  align-items: center;
}

.signal-label strong,
.signal-label span {
  display: block;
}

.signal-label span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.25;
}

.signal-track {
  display: flex;
  overflow: hidden;
  min-height: 26px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--track);
}

.signal-piece {
  display: grid;
  place-items: center;
  min-width: 0;
  color: #ffffff;
  font-size: 12px;
  font-weight: 850;
  white-space: nowrap;
  overflow: hidden;
}

.signal-yes {
  background: var(--success);
}

.signal-no {
  background: var(--danger);
}

.signal-unclear {
  background: var(--accent-3);
  color: #111418;
}

.signal-na {
  background: var(--muted);
}

.matrix {
  display: grid;
  grid-template-columns: 180px repeat(3, minmax(150px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.matrix-cell {
  min-height: 82px;
  background: var(--panel);
  padding: 11px;
}

.matrix-cell.header {
  min-height: auto;
  background: var(--panel-2);
  font-weight: 850;
}

.matrix-cell.action-cell {
  cursor: pointer;
}

.matrix-cell.action-cell:hover {
  background: color-mix(in srgb, var(--accent) 11%, var(--panel));
}

.matrix-cell strong {
  display: block;
  margin-bottom: 4px;
  font-size: 19px;
}

.figure-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}

.figure-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.figure-card img {
  width: 100%;
  height: 215px;
  display: block;
  object-fit: contain;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.figure-body {
  padding: 11px;
}

.figure-body h3 {
  font-size: 14px;
  margin-bottom: 6px;
}

.figure-body p,
.info-item p,
.doc-card p,
.definition-grid p {
  color: var(--muted);
  margin: 0;
  font-size: 13px;
  line-height: 1.48;
}

.info-list,
.doc-grid {
  display: grid;
  gap: 9px;
}

.info-item,
.doc-card,
.definition-grid > div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel-2);
}

.info-item strong,
.doc-card strong,
.definition-grid strong {
  display: block;
  margin-bottom: 5px;
}

.route-card .ghost-button {
  margin-top: 9px;
}

.panel-copy {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.quality-study-grid {
  display: grid;
  gap: 8px;
}

.quality-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  overflow: hidden;
}

.quality-card summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  cursor: pointer;
  padding: 11px 13px;
}

.quality-card summary strong,
.quality-card summary em {
  display: block;
}

.quality-card summary em {
  color: var(--muted);
  font-style: normal;
  line-height: 1.35;
}

.quality-card-score {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 5px 8px;
  color: var(--ink);
  background: var(--panel);
  font-weight: 850;
  white-space: nowrap;
}

.quality-card-body {
  padding: 11px 13px 13px;
  border-top: 1px solid var(--line);
}

.ranking-framework {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 9px;
}

.ranking-framework > div,
.ranking-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
}

.ranking-framework > div {
  padding: 11px;
}

.ranking-framework p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.ranking-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
}

.ranking-column {
  position: relative;
  display: grid;
  align-content: start;
  gap: 8px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel);
  overflow: hidden;
}

.ranking-column::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: var(--rank-accent);
}

.ranking-column h4 {
  margin: 0;
  font-size: 14px;
  line-height: 1.25;
}

.ranking-column.movement {
  --rank-accent: linear-gradient(90deg, #56B4E9, #E69F00);
  padding-top: 15px;
}

.ranking-column.sleep {
  --rank-accent: #CC79A7;
  padding-top: 15px;
}

.ranking-card {
  overflow: hidden;
}

.ranking-card summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  cursor: pointer;
  padding: 11px 13px;
}

.ranking-card summary strong,
.ranking-card summary em {
  display: block;
}

.ranking-card summary em {
  color: var(--muted);
  font-style: normal;
  line-height: 1.35;
}

.risk-chip-row,
.signal-chip-grid {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.risk-chip,
.signal-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  padding: 4px 7px;
  font-size: 12px;
  font-weight: 850;
  border: 1px solid var(--line-strong);
}

.risk-chip.low,
.signal-chip.yes {
  color: #ffffff;
  background: var(--success);
  border-color: var(--success);
}

.risk-chip.high,
.signal-chip.no {
  color: #ffffff;
  background: var(--danger);
  border-color: var(--danger);
}

.risk-chip.unclear,
.signal-chip.unclear {
  color: #111418;
  background: var(--accent-3);
  border-color: var(--accent-3);
}

.signal-chip.na {
  color: var(--ink);
  background: var(--track);
}

.quality-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(190px, 1fr));
  gap: 9px;
  margin-top: 10px;
}

.quality-guide-grid > div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel);
}

.quality-guide-domain {
  display: grid;
  gap: 9px;
}

.quality-question-list {
  display: grid;
  gap: 7px;
}

.quality-question {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
}

.quality-question summary {
  padding: 8px 10px;
  font-weight: 850;
  line-height: 1.35;
}

.quality-question p,
.quality-rule p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  white-space: pre-line;
}

.quality-question p {
  padding: 0 10px 10px;
}

.quality-rule {
  border-left: 4px solid var(--accent);
  padding: 8px 10px;
  background: var(--panel-2);
  border-radius: 8px;
}

.quality-guide-grid p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.signal-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}

.doc-grid {
  grid-template-columns: repeat(3, minmax(170px, 1fr));
}

.doc-grid.compact-docs {
  grid-template-columns: repeat(2, minmax(160px, 1fr));
}

.doc-note p {
  margin-top: 7px;
}

.app-footer {
  margin: 0 42px 36px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}

.footer-intro {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.footer-intro h2 {
  font-size: 24px;
}

.footer-intro p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.48;
  max-width: none;
}

.footer-author {
  font-weight: 850;
}

.footer-docs {
  grid-template-columns: repeat(5, minmax(160px, 1fr));
}

.instruction-panel {
  font-size: 15px;
}

.plain-list {
  margin: 0;
  padding-left: 20px;
  color: var(--ink);
}

.plain-list li {
  margin: 0 0 9px;
  line-height: 1.5;
}

.purpose-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.8fr);
  gap: 14px;
  align-items: center;
  margin-bottom: 14px;
}

.purpose-panel p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.52;
}

.compact-route {
  align-content: center;
}

.pool-details {
  margin-bottom: 10px;
}

.pool-details-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(170px, 1fr));
  gap: 8px;
}

.pool-details-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  padding: 10px 11px;
}

.pool-details-card strong {
  display: block;
  margin-bottom: 5px;
}

.pool-details-card p,
.pool-footnote {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.pool-footnote {
  margin-top: 7px;
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 9px;
}

.route-map {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.route-step {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--ink);
  padding: 11px;
  text-align: left;
  font-weight: 820;
}

.route-step:hover {
  border-color: var(--accent);
}

.details {
  margin: 0 0 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  overflow: hidden;
}

.details summary {
  cursor: pointer;
  padding: 11px 13px;
  font-weight: 850;
  background: color-mix(in srgb, var(--panel-2) 78%, var(--accent) 8%);
}

.details-body {
  padding: 12px 13px;
  border-top: 1px solid var(--line);
}

.data-controls {
  display: grid;
  grid-template-columns: minmax(260px, 460px) minmax(220px, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}

#tooltip {
  position: fixed;
  z-index: 100;
  display: none;
  max-width: 360px;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 97%, transparent);
  box-shadow: var(--shadow);
  color: var(--ink);
  font-size: 12px;
  line-height: 1.38;
  pointer-events: none;
}

.doi-callout {
  display: inline-block;
  margin-top: 4px;
  color: var(--danger);
  font-weight: 950;
}

.empty-state {
  padding: 24px;
  color: var(--muted);
  text-align: center;
}

.link-button {
  color: var(--accent);
  font-weight: 850;
  text-decoration: none;
}

.link-button:hover {
  text-decoration: underline;
}

@media (max-width: 1180px) {
  .metric-grid,
  .metric-grid.compact {
    grid-template-columns: repeat(2, minmax(150px, 1fr));
  }

  .figure-gallery {
    grid-template-columns: repeat(2, minmax(220px, 1fr));
  }

  .pool-details-grid {
    grid-template-columns: repeat(2, minmax(170px, 1fr));
  }

  .route-flow,
  .ranking-framework,
  .footer-docs {
    grid-template-columns: repeat(2, minmax(170px, 1fr));
  }
}

@media (max-width: 900px) {
  .app-header,
  .section-head,
  .split-layout,
  .tool-layout,
  .data-controls,
  .purpose-panel,
  .overview-purpose {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .app-header {
    padding: 18px 18px 14px;
  }

  .view-tabs,
  main {
    padding-left: 18px;
    padding-right: 18px;
  }

  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 25px;
  }

  .brand-lockup {
    grid-template-columns: auto auto;
  }

  .brand-lockup div {
    grid-column: 1 / -1;
  }

  .header-tools,
  .guide-actions {
    justify-content: flex-start;
  }

  .filter-panel {
    position: static;
    max-height: none;
  }

  .doc-grid,
  .doc-grid.compact-docs,
  .definition-grid,
  .quality-guide-grid,
  .figure-gallery,
  .pool-details-grid,
  .ranking-framework,
  .ranking-detail-grid,
  .route-flow,
  .footer-docs {
    grid-template-columns: 1fr;
  }

  .signal-row,
  .ranking-card summary,
  .quality-card summary {
    grid-template-columns: 1fr;
  }

  .matrix {
    grid-template-columns: 1fr;
  }

  .matrix-cell.header:first-child {
    display: none;
  }

  .app-footer {
    margin-inline: 18px;
  }
}

@media (max-width: 640px) {
  main {
    padding-inline: 12px;
  }

  .app-header,
  .view-tabs {
    padding-inline: 12px;
  }

  .brand-logos {
    flex-wrap: wrap;
  }

  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 22px;
  }

  .metric-grid,
  .metric-grid.compact {
    grid-template-columns: 1fr;
  }

  .bar-row {
    grid-template-columns: 1fr;
  }

  .source-chip,
  .status-line {
    white-space: normal;
  }

  .app-footer {
    margin-inline: 12px;
  }
}