:root {
  color-scheme: light;
  --paper: #f3f5f1;
  --surface: #fbfcfa;
  --surface-soft: #eaf0eb;
  --ink: #192320;
  --muted: #61706b;
  --muted-strong: #465650;
  --line: #d6dfd9;
  --line-strong: #b9c9c0;
  --teal: #21655f;
  --teal-dark: #164844;
  --teal-soft: #dcebe6;
  --sand: #e5dfd2;
  --error: #8b3f35;
  --sans: "IBM Plex Sans", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "Cascadia Mono", Consolas, monospace;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--paper);
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

button,
textarea {
  font: inherit;
}

.page-shell {
  width: min(100% - 64px, 1080px);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(243, 245, 241, 0.9);
}

.header-inner {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-accent {
  color: var(--teal);
}

.brand-mark {
  display: inline-flex;
  width: 22px;
  flex-direction: column;
  gap: 3px;
}

.brand-mark i {
  display: block;
  height: 2px;
  background: var(--teal);
}

.brand-mark i:nth-child(2) {
  width: 15px;
}

.brand-mark i:nth-child(3) {
  width: 9px;
}

.header-context,
.section-label,
.shortcut,
.query-hint,
.output-state {
  color: var(--muted);
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  line-height: 1.4;
  text-transform: uppercase;
}

.workspace {
  padding: 84px 0 112px;
}

.is-hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mode-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.mode-tab {
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 11px 4px 13px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
}

.mode-tab + .mode-tab {
  margin-left: 18px;
}

.mode-tab:hover,
.mode-tab.is-active {
  color: var(--teal);
}

.mode-tab.is-active {
  border-bottom-color: var(--teal);
}

.mode-tab:focus-visible {
  outline: 3px solid rgba(33, 101, 95, 0.2);
  outline-offset: 3px;
}

.intro {
  max-width: 720px;
  margin-bottom: 36px;
}

.section-label {
  margin: 0 0 16px;
  color: var(--teal);
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 650px;
  margin-bottom: 18px;
  font-size: clamp(3.3rem, 5.8vw, 5.15rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.99;
}

.intro-copy {
  max-width: 63ch;
  margin-bottom: 0;
  color: var(--muted-strong);
  font-size: 1rem;
}

.workspace h1 { max-width: 780px; font-size: clamp(2.35rem, 4vw, 4rem); }
.workspace .intro { margin-bottom: 26px; }

.query-panel,
.output-panel {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
}

.query-panel {
  padding: 24px;
  box-shadow: 0 18px 44px rgba(25, 35, 32, 0.11);
}

.strategy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 15px;
  margin-bottom: 18px;
}

.field {
  display: grid;
  gap: 7px;
  color: var(--muted-strong);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.field input,
.field select {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  padding: 0 11px;
  color: var(--ink);
  background: #fff;
  font-size: 0.92rem;
  letter-spacing: normal;
  text-transform: none;
}

.field input:focus,
.field select:focus {
  border-color: var(--teal);
  outline: none;
  box-shadow: 0 0 0 3px rgba(33, 101, 95, 0.2);
}

.strategy-text-field textarea {
  margin-top: 2px;
}

.panel-heading,
.query-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.panel-heading {
  margin-bottom: 15px;
}

.panel-heading label,
.output-heading h2 {
  margin: 0;
  color: var(--muted-strong);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.shortcut {
  color: var(--muted);
  font-size: 0.68rem;
  white-space: nowrap;
}

textarea {
  display: block;
  width: 100%;
  min-height: 168px;
  resize: vertical;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  outline: none;
  padding: 18px;
  color: var(--ink);
  background: #fff;
  font-size: 1rem;
  line-height: 1.6;
}

textarea::placeholder {
  color: var(--muted);
}

textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(33, 101, 95, 0.2);
}

.query-footer {
  margin-top: 18px;
}

.query-hint {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.run-button {
  display: inline-flex;
  min-width: 92px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 0;
  border-radius: 999px;
  padding: 0 20px;
  color: #fff;
  background: var(--teal);
  cursor: pointer;
  font-weight: 600;
  transition: background-color 150ms ease, transform 150ms ease;
}

.run-button:hover:not(:disabled) {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.run-button:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}

.run-button:disabled {
  cursor: not-allowed;
  opacity: 0.72;
}

.run-button.is-busy,
.run-button.is-busy:disabled {
  cursor: wait;
}

.button-spinner {
  display: none;
  width: 13px;
  height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

.run-button.is-busy .button-spinner {
  display: inline-block;
}

.output-panel {
  overflow: hidden;
  margin-top: 28px;
}

.output-heading {
  margin: 0;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
}

.output-state {
  color: var(--teal);
}

.output-state.is-error {
  color: var(--error);
}

.output {
  min-height: 390px;
  max-height: 680px;
  overflow: auto;
  margin: 0;
  padding: 28px 24px 32px;
  color: var(--muted-strong);
  background: var(--teal-soft);
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.68rem;
  line-height: 1.7;
  tab-size: 2;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.output.is-error {
  color: var(--error);
  background: var(--sand);
}

.result-tabs {
  display: flex;
  gap: 4px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.result-tab {
  min-height: 44px;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 0 10px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: .78rem;
  font-weight: 600;
}

.result-tab:hover,
.result-tab.is-active {
  color: var(--teal);
}

.result-tab.is-active {
  border-bottom-color: var(--teal);
}

.result-tab:focus-visible,
.pagination-actions button:focus-visible {
  outline: 3px solid rgba(33, 101, 95, .22);
  outline-offset: 3px;
}

.result-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 24px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--teal-soft);
}

.outcome-result-view {
  background: var(--surface);
}

.outcome-summary {
  border-bottom: 1px solid var(--line);
  background: var(--teal-soft);
}

.outcome-heading {
  display: grid;
  gap: 18px;
  padding: 22px 24px 20px;
}

.outcome-heading h3,
.outcome-section-heading h4 {
  margin: 0;
  color: var(--ink);
  font-size: 1.1rem;
  letter-spacing: -.02em;
}

.outcome-heading p {
  margin: 6px 0 0;
  color: var(--muted-strong);
  font-size: 1rem;
}

.outcome-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px 22px;
  margin: 0;
}

.outcome-facts div {
  min-width: 0;
}

.outcome-facts dt {
  color: var(--muted);
  font: 500 .62rem var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.outcome-facts dd {
  margin: 3px 0 0;
  color: var(--teal-dark);
  font-size: 1rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.outcome-section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px 11px;
}

.outcome-section-heading span {
  color: var(--muted);
  font: 500 .62rem var(--mono);
  letter-spacing: .05em;
  text-align: right;
  text-transform: uppercase;
}

.outcome-state {
  margin: 20px 24px 24px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted-strong);
  background: var(--surface-soft);
}

.outcome-state-error {
  border-color: var(--line-strong);
  color: var(--error);
  background: var(--sand);
}

.outcome-state strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
}

.outcome-state p {
  margin: 0;
}

.outcome-aggregate {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.outcome-note {
  margin: 0;
  padding: 15px 24px 20px;
  color: var(--muted);
  font: .68rem/1.5 var(--mono);
}

.result-scope {
  display: block;
  color: var(--teal-dark);
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .05em;
  line-height: 1.5;
}

.result-condition {
  margin: 7px 0 0;
  color: var(--ink);
  font-family: var(--mono);
  font-size: .78rem;
  line-height: 1.5;
}

.result-facts {
  display: flex;
  flex: 0 0 auto;
  gap: 22px;
  margin: 0;
}

.result-facts div {
  display: grid;
  gap: 2px;
}

.result-facts dt {
  color: var(--muted);
  font: 500 .62rem var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.result-facts dd {
  margin: 0;
  color: var(--teal-dark);
  font-size: 1.05rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.results-table-shell {
  background: var(--surface);
}

.results-table-scroll {
  max-width: 100%;
  overflow-x: auto;
}

.results-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  color: var(--ink);
  font-size: .8rem;
  white-space: nowrap;
}

.results-table th,
.results-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  text-align: right;
}

.results-table th:first-child,
.results-table td:first-child {
  padding-left: 24px;
  text-align: left;
}

.results-table th:last-child,
.results-table td:last-child {
  padding-right: 24px;
}

.results-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: var(--muted-strong);
  background: var(--surface-soft);
  box-shadow: inset 0 -1px 0 var(--line-strong);
  font: 600 .64rem var(--mono);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.results-table tbody tr:nth-child(even) {
  background: #f6f8f5;
}

.results-table tbody tr:hover {
  background: var(--teal-soft);
}

.results-table .result-time {
  color: var(--muted-strong);
  font-family: var(--mono);
  font-size: .72rem;
}

.results-empty {
  padding: 38px 24px;
  color: var(--muted);
  background: var(--surface-soft);
  font-size: .9rem;
}

.result-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 24px;
  color: var(--muted);
  font: .68rem var(--mono);
}

.pagination-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pagination-actions button {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 6px 11px;
  color: var(--muted-strong);
  background: var(--surface);
  cursor: pointer;
  font: 500 .68rem var(--mono);
}

.pagination-actions button:hover:not(:disabled) {
  border-color: var(--teal);
  color: var(--teal);
}

.pagination-actions button:disabled {
  cursor: not-allowed;
  opacity: .45;
}

.canonical-details {
  border-top: 1px solid var(--line);
  background: #f6f8f5;
}

.canonical-details summary {
  padding: 13px 24px;
  color: var(--muted-strong);
  cursor: pointer;
  font: 500 .68rem var(--mono);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.canonical-details .canonical-output {
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.builder-section { padding: 24px 0; border-top: 1px solid var(--line); }
.builder-section:first-of-type { border-top: 0; padding-top: 0; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 15px; margin-bottom: 12px; }
.section-heading h2 { margin: 0; color: var(--ink); font-size: 1.1rem; letter-spacing: -.02em; }
.section-note { color: var(--muted); font-size: .68rem; }
.section-copy { margin: 0 0 12px; }
.builder-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; }
.option-field { min-width: 0; margin: 0; padding: 11px 13px 12px; border: 1px solid var(--line-strong); border-radius: 9px; }
.option-field legend { padding: 0 5px; color: var(--muted-strong); font: 600 .74rem "IBM Plex Sans", sans-serif; letter-spacing: .06em; text-transform: uppercase; }
.radio-label { display: flex; align-items: center; gap: 8px; min-height: 24px; color: var(--muted-strong); font-size: .86rem; font-weight: 500; letter-spacing: normal; text-transform: none; }
.radio-label input { accent-color: var(--teal); }
.conditions-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 15px; margin: 8px 0 12px; color: var(--muted-strong); font-size: .68rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.conditions-heading small, .compact-field small { color: var(--muted); font-size: .68rem; font-weight: 400; letter-spacing: normal; text-transform: none; }
.inline-control { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .68rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }
.inline-control select { min-width: 72px; padding: 6px 9px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); color: var(--ink); font: inherit; letter-spacing: .04em; }
.checkbox-label { display: inline-flex; align-items: center; gap: 8px; color: var(--muted-strong); font-size: .68rem; font-weight: 500; }
.checkbox-label input { width: 16px; height: 16px; accent-color: var(--teal); }
.policy-note { display: grid; gap: 4px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-soft); color: var(--muted-strong); font-size: 1rem; line-height: 1.5; }
.policy-note strong { color: var(--teal-dark); }
.cooldown-field { max-width: 260px; }
.outcome-options, .control-options { display: grid; gap: 16px; }
.outcome-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.option-group { min-width: 0; margin: 0; padding: 13px 15px 15px; border: 1px solid var(--line); border-radius: 10px; }
.option-group legend { padding: 0 6px; color: var(--muted-strong); font: 500 .68rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.horizon-editor { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.horizon-chip { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); align-items: end; gap: 6px; padding: 8px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface-soft); }
.horizon-chip span { grid-column: 1 / -1; }
.horizon-chip input, .horizon-chip select { min-width: 0; margin: 0; }
.outcome-output-note { color: var(--muted-strong); }
.outcome-unavailable-note { color: var(--muted-strong); max-width: 52rem; }
.outcome-options.is-unavailable {
  opacity: 0.55;
  pointer-events: none;
}
.check-grid { display: flex; flex-wrap: wrap; gap: 12px 20px; }
.control-options { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.control-options > .inline-control { justify-self: start; }
.conditions { display: grid; gap: 22px; }
.condition-card { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 54px minmax(0, 1fr) auto; gap: 10px; align-items: center; min-width: 0; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.condition-join-marker { position: absolute; top: -18px; left: 16px; padding: 0 7px; color: var(--teal); background: var(--surface); font: 600 .62rem var(--mono); letter-spacing: .1em; }
.condition-side, .operand-editor, .feature-editor, .indicator-editor, .constant-editor, .feature-combobox { min-width: 0; }
.operand-editor { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 6px; align-items: center; }
.condition-card .field { gap: 0; min-width: 0; font-size: .62rem; letter-spacing: .04em; }
.condition-card .field input, .condition-card .field select { min-height: 36px; padding: 0 8px; font-size: .8rem; }
.condition-card .operand-kind select { width: 100%; color: var(--teal-dark); background: var(--teal-soft); font-weight: 600; }
.operator-field select { width: 100%; color: var(--teal-dark); background: var(--teal-soft); font: 600 1rem var(--mono); text-align: center; }
.remove-condition { align-self: center; border: 0; padding: 8px 2px; color: var(--error); background: transparent; cursor: pointer; font-size: .65rem; font-weight: 600; white-space: nowrap; }
.remove-condition:hover { color: var(--teal-dark); }
.feature-combobox { position: relative; display: flex; align-items: center; }
.feature-combobox-input { min-width: 0; padding-right: 30px !important; }
.feature-combobox-toggle { position: absolute; right: 1px; display: grid; width: 28px; height: 32px; place-items: center; border: 0; color: var(--muted); background: transparent; cursor: pointer; font-size: .9rem; }
.feature-combobox-toggle:hover, .feature-combobox.is-open .feature-combobox-toggle { color: var(--teal); }
.feature-combobox-menu { position: absolute; z-index: 20; top: calc(100% + 5px); right: 0; left: 0; max-height: 250px; overflow-y: auto; padding: 4px; border: 1px solid var(--line-strong); border-radius: 9px; background: var(--surface); box-shadow: 0 12px 28px rgba(25, 35, 32, .12); }
.feature-combobox-option { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; min-height: 34px; padding: 7px 8px; border-radius: 6px; color: var(--ink); cursor: pointer; font-size: .78rem; }
.feature-combobox-option small { overflow: hidden; color: var(--muted); font: .62rem var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.feature-combobox-option:hover, .feature-combobox-option.is-active { color: var(--teal-dark); background: var(--teal-soft); }
.feature-combobox-empty { padding: 9px 8px; color: var(--muted); font-size: .75rem; }
.feature-multiselect { position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 6px; align-items: center; min-height: 44px; padding: 5px 34px 5px 7px; border: 1px solid var(--line-strong); border-radius: 9px; background: #fff; }
.feature-multiselect:focus-within { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(33, 101, 95, .2); }
.feature-multiselect .feature-combobox-input { min-height: 32px; border: 0; padding: 0 4px !important; box-shadow: none !important; }
.feature-chip-list { display: flex; flex-wrap: wrap; gap: 5px; min-width: 0; }
.feature-chip { display: inline-flex; align-items: center; gap: 5px; max-width: 100%; padding: 3px 6px 3px 8px; border-radius: 999px; color: var(--teal-dark); background: var(--teal-soft); font-size: .72rem; font-weight: 600; letter-spacing: normal; text-transform: none; }
.feature-chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feature-chip button { display: grid; width: 18px; height: 18px; place-items: center; border: 0; border-radius: 50%; color: var(--teal-dark); background: transparent; cursor: pointer; line-height: 1; }
.feature-chip button:hover, .feature-chip button:focus-visible { color: #fff; background: var(--teal); }
.feature-multiselect .feature-combobox-toggle { right: 2px; }
.outcome-feature-section + .outcome-feature-section { border-top: 1px solid var(--line); }
.outcome-feature-section .outcome-section-heading { padding-top: 16px; }
.indicator-editor { display: flex; gap: 5px; align-items: center; }
.indicator-grid { display: grid; grid-template-columns: minmax(75px, 1.1fr) minmax(67px, .9fr) minmax(63px, .8fr) minmax(47px, .5fr); flex: 1 1 auto; gap: 5px; min-width: 0; }
.indicator-feature-input { flex: 0 1 150px; }
.parameter-grid { display: flex; flex: 0 1 auto; gap: 5px; min-width: 0; }
.parameter-grid .compact-field { flex: 0 1 70px; min-width: 42px; }
.parameter-grid .compact-field > span { overflow: hidden; max-width: 0; }
.parameter-grid .compact-field input { padding: 0 6px; }
.comparison-row { display: grid; gap: 12px; }
.analyze-options { display: grid; gap: 12px; }
.builder-research-row { display: grid; grid-template-columns: 230px 1fr; gap: 18px; align-items: start; margin-top: 24px; }
.analyze-options { grid-template-columns: 1.6fr 1fr 1fr 1fr; }
.text-button { border: 0; margin-top: 12px; padding: 4px 0; color: var(--teal); background: transparent; cursor: pointer; font-weight: 600; }
.text-button:hover { color: var(--teal-dark); }
.result-summary { display: flex; align-items: baseline; gap: 12px; padding: 17px 24px; border-bottom: 1px solid var(--line); color: var(--muted); font: .68rem var(--mono); text-transform: uppercase; }
.result-summary strong { color: var(--teal); font: 600 1rem var(--sans); text-transform: none; }
.result-summary small { margin-left: auto; }
.canonical-output { max-height: 260px; overflow: auto; margin: 0; padding: 18px 24px; border-bottom: 1px solid var(--line); color: var(--muted-strong); background: #f6f8f5; font: .65rem/1.6 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; }

@media (min-width: 1366px) {
  .query-panel { padding: 24px 20px; }
  .condition-card { gap: 8px; padding: 10px; }
  .condition-side { min-width: 0; }
  .operand-editor { grid-template-columns: 84px minmax(0, 1fr); gap: 5px; }
  .condition-card .field input, .condition-card .field select { min-height: 34px; font-size: .76rem; }
  .remove-condition { font-size: .62rem; }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 700px) {
  .page-shell {
    width: min(100% - 40px, 1080px);
  }

  .header-inner {
    min-height: 68px;
  }

  .header-context {
    display: none;
  }

  .workspace {
    padding: 56px 0 72px;
  }

  h1 {
    font-size: clamp(2.35rem, 11vw, 3.3rem);
  }

  .query-panel {
    padding: 17px;
  }

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

  .builder-grid, .indicator-grid, .comparison-row, .builder-research-row, .analyze-options, .outcome-grid { grid-template-columns: 1fr; }
  .condition-card { grid-template-columns: 1fr; gap: 10px; }
  .condition-side, .operand-editor { width: 100%; }
  .operator-field { width: 64px; }
  .indicator-editor { align-items: stretch; flex-direction: column; }
  .indicator-feature-input { flex-basis: auto; }
  .parameter-grid { flex-wrap: wrap; }
  .conditions-heading { display: block; }
  .conditions-heading small { display: block; margin-top: 4px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .result-summary { display: grid; gap: 4px; }
  .result-summary small { margin-left: 0; }

  .panel-heading,
  .query-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .shortcut {
    white-space: normal;
  }

  textarea {
    min-height: 190px;
    padding: 15px;
  }

  .query-footer {
    gap: 15px;
  }

  .query-hint {
    max-width: 100%;
  }

  .run-button {
    width: 100%;
  }

  .output-heading {
    padding: 16px 17px;
  }

  .output {
    min-height: 360px;
    padding: 22px 17px 26px;
    font-size: 0.68rem;
  }

  .result-tabs {
    padding: 0 17px;
  }

  .result-header {
    display: grid;
    gap: 18px;
    padding: 18px 17px;
  }

  .outcome-heading {
    padding: 18px 17px;
  }

  .outcome-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .outcome-section-heading {
    align-items: flex-start;
    flex-direction: column;
    padding-inline: 17px;
  }

  .outcome-section-heading span {
    text-align: left;
  }

  .outcome-state {
    margin-inline: 17px;
  }

  .outcome-note {
    padding-inline: 17px;
  }

  .result-facts {
    gap: 28px;
  }

  .results-table th:first-child,
  .results-table td:first-child {
    padding-left: 17px;
  }

  .results-table th:last-child,
  .results-table td:last-child {
    padding-right: 17px;
  }

  .result-pagination {
    align-items: flex-start;
    flex-direction: column;
    padding: 15px 17px;
  }

  .canonical-details summary {
    padding: 13px 17px;
  }
}

.query-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.secondary-button {
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.secondary-button:hover:not(:disabled) {
  border-color: var(--teal);
  color: var(--teal-dark);
}

.secondary-button:disabled {
  cursor: wait;
  opacity: .65;
}

.run-button:disabled:not(.is-busy) {
  cursor: not-allowed;
  opacity: .65;
}

.preflight-panel,
.prediction-panel {
  margin-top: 28px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.preflight-panel .panel-heading,
.prediction-panel .panel-heading {
  gap: 18px;
}

.panel-subtitle {
  max-width: 70ch;
  margin: 6px 0 0;
  color: var(--muted);
  font-size: .92rem;
}

.preflight-summary,
.prediction-content {
  padding: 20px 24px;
  border-top: 1px solid var(--line);
  color: var(--muted-strong);
}

.preflight-summary p {
  margin: 0;
}

.preflight-summary.is-stale {
  border-color: var(--line-strong);
  background: var(--sand);
  color: var(--teal-dark);
}

.preflight-compact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--mono);
  font-size: .88rem;
  line-height: 1.5;
}

.preflight-compact-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.preflight-compact-label {
  color: var(--muted);
  min-width: 170px;
}

.preflight-compact-value {
  color: var(--ink);
  font-weight: 600;
}

.preflight-compact-error {
  color: var(--red);
  font-weight: 600;
}

.preflight-compact-error-message {
  color: var(--ink);
  font-family: var(--sans);
  font-size: .92rem;
  line-height: 1.4;
}

.preflight-details > summary {
  padding: 14px 24px;
  color: var(--muted-strong);
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  background: var(--surface-subtle, rgba(0, 0, 0, 0.02));
  border-bottom: 1px solid var(--line);
}

.preflight-details > summary:hover {
  color: var(--ink);
}

.preflight-content {
  border-top: 1px solid var(--line);
}

.preflight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.preflight-grid details {
  min-width: 0;
  border-bottom: 1px solid var(--line);
}

.preflight-grid details:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.preflight-grid summary,
.raw-diagnostics summary {
  padding: 16px 20px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
}

.diagnostic-content {
  padding: 0 20px 20px;
}

.diagnostic-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .86rem;
}

.diagnostic-table th,
.diagnostic-table td {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.diagnostic-table th {
  width: 42%;
  color: var(--muted);
  font-weight: 500;
}

.diagnostic-table td {
  color: var(--ink);
  font-family: var(--mono);
  font-size: .74rem;
  overflow-wrap: anywhere;
}

.diagnostic-table tr:last-child th,
.diagnostic-table tr:last-child td {
  border-bottom: 0;
}

.diagnostic-state {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--teal-dark);
  font: 600 .7rem var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.diagnostic-state.is-warning {
  color: #8a4d16;
}

.diagnostic-list {
  display: grid;
  gap: 6px;
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted-strong);
  font-size: .84rem;
}

.predictor-table th {
  width: 34%;
}

.predictor-table td:nth-child(2) {
  width: 17%;
  color: var(--teal-dark);
  font-weight: 600;
}

.predictor-table td:nth-child(3) {
  font-family: inherit;
  font-size: .82rem;
}

.raw-diagnostics {
  border-top: 1px solid var(--line);
}

.raw-diagnostics pre {
  max-height: 480px;
  margin: 0 20px 20px;
  padding: 16px;
  overflow: auto;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font: .72rem/1.55 var(--mono);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}

.comparison-table th,
.comparison-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.comparison-table th {
  color: var(--muted);
  font-weight: 500;
}

.comparison-table td {
  color: var(--ink);
  font-family: var(--mono);
  font-size: .76rem;
}

@media (max-width: 700px) {
  .query-actions {
    width: 100%;
    justify-content: stretch;
  }

  .query-actions button {
    flex: 1 1 100%;
  }

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

  .preflight-grid details:nth-child(odd) {
    border-right: 0;
  }

  .preflight-summary,
  .prediction-content {
    padding-inline: 17px;
  }

  .diagnostic-content {
    padding-inline: 17px;
  }

  .raw-diagnostics pre {
    margin-inline: 17px;
  }

  .comparison-table {
    min-width: 600px;
  }

  .prediction-content {
    overflow-x: auto;
  }
}