:root {
  color-scheme: light;
  --registry-blue: #173b7a;
  --registry-blue-dark: #102a56;
  --registry-ok: #1a7f37;
  --registry-amber: #855b00;
  --registry-ink: #161616;
  --registry-body: #3a3a3a;
  --registry-muted: #6a6a6a;
  --registry-rule: #e5e5e5;
  --registry-sidebar: #fafafa;
  --registry-active: #eef3ff;
  --registry-code-bg: #f3f4f6;
  --registry-ok-bg: #edf7f2;
  --registry-warn-bg: #fff7e8;
  --registry-bad-bg: #fff1f1;
  --registry-paper: #eef2ec;
  --registry-ink-band-deep: #161616;
  --registry-stamp: #9d2c1d;
  --registry-brass: #d4af4e;
  --registry-max: 1120px;
  --registry-font: "Public Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --registry-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --registry-ease: 150ms ease;
}

body, button, input, select { font: inherit; }
h1, h2, h3, h4, p { margin-top: 0; }
h1 {
  color: var(--registry-ink);
  font-size: clamp(32px, 4vw, 46px);
  letter-spacing: 0;
  line-height: 1.04;
  margin: 0 0 12px;
  max-width: 920px;
  text-wrap: balance;
}
h2 {
  color: var(--registry-ink);
  font-size: clamp(20px, 2.2vw, 27px);
  letter-spacing: 0;
  line-height: 1.16;
  margin: 0 0 8px;
}
h3 { color: var(--registry-ink); font-size: 18px; line-height: 1.2; margin: 0; }
h4 { color: var(--registry-ink); font-size: 16px; margin: 0 0 6px; }

.hero-inner, .explorer-inner {
  margin: 0 auto;
  max-width: var(--registry-max);
  padding: clamp(24px, 4vw, 40px) clamp(16px, 4vw, 42px);
}
.explorer-intro {
  background: var(--registry-paper);
  border-bottom: 1px solid var(--registry-rule);
}
.subtitle {
  color: var(--registry-body);
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.45;
  max-width: 820px;
}
.orienting-sentence {
  color: var(--registry-ink);
  font-weight: 700;
  margin-top: 16px;
  max-width: 780px;
}
.band { background: var(--registry-sidebar); }
.band-inner {
  margin: 0 auto;
  max-width: var(--registry-max);
  padding: clamp(20px, 4vw, 34px) clamp(16px, 4vw, 42px);
}

.explorer-shell { display: grid; gap: 16px; min-width: 0; }
.explorer-panel, .explorer-control-panel, .explorer-result-panel, .comparison-panel {
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  min-width: 0;
}
.explorer-panel { display: grid; gap: 14px; padding: 16px; }
.explorer-selector {
  align-items: end;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(260px, .9fr) auto minmax(180px, .55fr);
}
.explorer-link-row { display: flex; flex-wrap: wrap; gap: 10px; }
.explorer-workbench {
  align-items: start;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
.explorer-control-panel, .explorer-result-panel { display: grid; gap: 14px; padding: 16px; }
.registry-query-panel {
  align-items: end;
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(220px, 1fr) minmax(200px, .85fr) minmax(90px, .35fr) auto;
  padding: 16px;
}
.claim-question-panel {
  align-items: end;
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(220px, 1.1fr) minmax(180px, .7fr) minmax(180px, .7fr) auto;
  padding: 16px;
}
.explorer-control-panel > summary {
  color: var(--registry-blue);
  cursor: pointer;
  font-weight: 700;
  list-style-position: inside;
  padding: 0;
}
.explorer-control-panel[open] > summary { padding-bottom: 12px; }
.control-grid { display: grid; gap: 12px; }
.control-row {
  align-items: start;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.field-control { display: grid; gap: 6px; min-width: 0; }
.compact-field { max-width: 120px; }
.field-control label, .label {
  color: var(--registry-muted);
  font-family: var(--registry-mono);
  font-size: 12px;
  text-transform: uppercase;
}
input, select {
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  color: var(--registry-ink);
  min-height: 38px;
  min-width: 0;
  padding: 8px 10px;
  width: 100%;
}
input:focus, select:focus { border-color: var(--registry-blue); outline: 2px solid var(--registry-active); }
button, .button {
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--registry-blue);
  color: var(--registry-blue);
  cursor: pointer;
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  min-height: 38px;
  padding: 8px 12px;
  white-space: nowrap;
}
button:disabled { border-color: var(--registry-rule); color: var(--registry-muted); cursor: not-allowed; }
.primary { background: var(--registry-blue); border-color: var(--registry-blue); color: #ffffff; }
.primary:hover { background: var(--registry-blue-dark); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }

.pill {
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  color: var(--registry-muted);
  display: inline-flex;
  font-family: var(--registry-mono);
  font-size: 12px;
  justify-content: center;
  min-height: 32px;
  padding: 6px 9px;
  white-space: nowrap;
}
.pill.ok { background: var(--registry-ok-bg); border-color: #b7ddc9; color: var(--registry-ok); }
.pill.bad { background: var(--registry-bad-bg); border-color: #d9a1a1; color: #a22d2d; }
.pill.warn { background: var(--registry-warn-bg); border-color: #e2b66c; color: var(--registry-amber); }

.comparison-panel {
  align-items: center;
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr);
  padding: 16px;
}
.compact-comparison { grid-template-columns: 1fr; }
.compact-comparison .meta { max-width: 760px; }
.comparison-strip {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.comparison-item, .summary-item {
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 10px;
}
.comparison-item span, .summary-item span {
  color: var(--registry-muted);
  font-family: var(--registry-mono);
  font-size: 12px;
  overflow-wrap: anywhere;
  text-transform: uppercase;
}
.comparison-item strong, .summary-item strong {
  color: var(--registry-ink);
  overflow-wrap: anywhere;
}
.result-summary { display: grid; gap: 10px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.result-focus {
  align-items: stretch;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}
.answer-card, .source-card, .unavailable-card, .loading-card {
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  display: grid;
  gap: 10px;
  padding: 14px;
}
.answer-card { border-left: 3px solid var(--registry-blue); }
.answer-value {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
  margin-bottom: 4px;
  text-transform: uppercase;
}
.answer-value.problem { font-size: clamp(24px, 3vw, 34px); }
.answer-note {
  background: var(--registry-warn-bg);
  border: 1px solid #e2b66c;
  color: var(--registry-amber);
  font-size: 13px;
  margin: 0;
  padding: 10px;
}
.privacy-note {
  background: var(--registry-ok-bg);
  border: 1px solid #b7ddc9;
  color: var(--registry-ok);
  display: inline-flex;
  font-weight: 700;
  justify-self: start;
  margin: 2px 0 0;
  padding: 8px 10px;
}
.result-heading {
  align-items: start;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}
.result-heading .meta { margin-bottom: 0; }
.status-strip {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}
.active-filter {
  background: var(--registry-active);
  border: 1px solid #cbd8f2;
  color: var(--registry-blue);
  font-weight: 700;
  margin: 0;
  padding: 8px 10px;
}
.unavailable-card { background: var(--registry-bad-bg); border-color: #d9a1a1; }
.loading-card { background: var(--registry-code-bg); }
.meta, .source-note { color: var(--registry-muted); font-size: 13px; }
.source-line {
  background: var(--registry-code-bg);
  border: 1px solid var(--registry-rule);
  color: var(--registry-ink);
  font-family: var(--registry-mono);
  font-size: 12px;
  overflow-wrap: anywhere;
  padding: 10px;
}
.technical-summary {
  border: 0;
  justify-self: end;
  min-width: 180px;
}
.technical-summary > summary {
  border: 1px solid var(--registry-rule);
  color: var(--registry-blue);
  padding: 9px 11px;
}
.technical-summary > .details-body {
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  border-top: 0;
  padding: 12px;
}

.table-wrap { border: 1px solid var(--registry-rule); overflow-x: auto; }
table { border-collapse: collapse; min-width: 100%; }
th, td {
  border-bottom: 1px solid var(--registry-rule);
  color: var(--registry-ink);
  padding: 9px 10px;
  text-align: left;
  vertical-align: top;
}
th {
  background: var(--registry-code-bg);
  color: var(--registry-muted);
  font-family: var(--registry-mono);
  font-size: 12px;
  text-transform: uppercase;
}
td { font-size: 13px; overflow-wrap: anywhere; }

.field-list { border: 1px solid var(--registry-rule); display: grid; }
.field-row {
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(120px, 1fr) minmax(90px, .7fr) minmax(120px, 1fr) auto;
  padding: 10px;
}
.field-row + .field-row { border-top: 1px solid var(--registry-rule); }
.field-row strong, .field-row span { overflow-wrap: anywhere; }
.field-row span { color: var(--registry-muted); font-size: 13px; }

details { border-top: 1px solid var(--registry-rule); min-width: 0; }
summary { color: var(--registry-blue); cursor: pointer; font-weight: 700; padding: 12px 0 0; }
details > .details-body { display: grid; gap: 12px; padding-top: 12px; }
.secondary-details {
  border: 1px solid var(--registry-rule);
  padding: 0 12px 12px;
}
.query-refinement {
  border: 0;
  grid-column: 1 / -1;
  padding: 0;
}
.query-refinement > summary {
  border-top: 1px solid var(--registry-rule);
  padding-top: 12px;
}
.secondary-details > summary { padding-top: 12px; }
pre {
  background: var(--registry-code-bg);
  border: 1px solid var(--registry-rule);
  color: var(--registry-ink);
  margin: 0;
  max-height: 360px;
  overflow: auto;
  padding: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}
code, pre { font-family: var(--registry-mono); font-size: 12px; letter-spacing: 0; }
.copy-row { display: flex; justify-content: flex-end; }
.copy-row button { min-height: 32px; padding: 6px 10px; }
.filter-grid { display: grid; gap: 10px; grid-template-columns: minmax(0, 1fr) minmax(90px, .65fr) minmax(0, 1fr); }
.hidden { display: none; }

@media (max-width: 900px) {
  .explorer-selector, .explorer-workbench, .registry-query-panel, .claim-question-panel, .comparison-panel, .comparison-strip, .result-summary, .result-focus {
    grid-template-columns: 1fr;
  }
  .compact-field { max-width: none; }
  .technical-summary { justify-self: stretch; }
  .result-heading { display: grid; }
  .status-strip { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .hero-inner, .explorer-inner, .band-inner { padding-left: 16px; padding-right: 16px; }
  .control-row, .filter-grid, .field-row { grid-template-columns: 1fr; }
  button, .button { width: 100%; white-space: normal; }
  .actions, .copy-row { justify-content: stretch; }
}