:root {
  color-scheme: light;
  --color-paper: oklch(98.5% 0.004 245);
  --color-surface: oklch(99.5% 0.003 245);
  --color-surface-soft: oklch(96% 0.012 245);
  --color-ink: oklch(23% 0.025 245);
  --color-muted: oklch(46% 0.025 245);
  --color-rule: oklch(88% 0.014 245);
  --color-rule-strong: oklch(77% 0.022 245);
  --color-accent: oklch(53% 0.18 244);
  --color-accent-hover: oklch(46% 0.17 244);
  --color-accent-ink: oklch(99% 0.003 245);
  --color-accent-soft: oklch(94% 0.025 245);
  --color-focus: oklch(38% 0.16 244);
  --color-placeholder: oklch(52% 0.022 245);
  --color-danger: oklch(50% 0.17 28);
  --font-display: "Avenir Next", "Trebuchet MS", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 0.75rem;
  --space-lg: 1rem;
  --space-xl: 1.5rem;
  --space-2xl: 2rem;
  --space-3xl: 3rem;
  --text-sm: 0.875rem;
  --text-body: 1rem;
  --text-display: clamp(2.25rem, 6vw, 3.75rem);
  --radius-input: 0.75rem;
  --radius-panel: 1.25rem;
  --radius-pill: 999px;
  --rule-thin: 1px;
  --dur-short: 160ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --color-paper: oklch(16% 0.018 245);
    --color-surface: oklch(20% 0.021 245);
    --color-surface-soft: oklch(25% 0.024 245);
    --color-ink: oklch(96% 0.008 245);
    --color-muted: oklch(76% 0.018 245);
    --color-rule: oklch(33% 0.025 245);
    --color-rule-strong: oklch(43% 0.025 245);
    --color-accent: oklch(65% 0.16 244);
    --color-accent-hover: oklch(72% 0.14 244);
    --color-accent-ink: oklch(16% 0.018 245);
    --color-accent-soft: oklch(28% 0.045 245);
    --color-focus: oklch(80% 0.11 244);
    --color-placeholder: oklch(67% 0.018 245);
    --color-danger: oklch(76% 0.12 28);
  }
}
* {
  box-sizing: border-box;
}
html,
body {
  min-inline-size: 0;
  overflow-x: clip;
}
html {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.5;
}
body {
  margin: 0;
}
button,
input,
select {
  font: inherit;
}
button,
label,
select,
input[type="checkbox"],
input[type="radio"] {
  cursor: pointer;
}
.wrap {
  inline-size: min(100% - 2rem, 72rem);
  margin-inline: auto;
}
.site-header {
  background: var(--color-surface);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}
.site-header .wrap {
  min-block-size: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-ink);
  text-decoration: none;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.brand svg {
  inline-size: 2rem;
  block-size: 2rem;
  padding: var(--space-sm);
  color: var(--color-accent-ink);
  background: var(--color-accent);
  border-radius: var(--radius-pill);
  overflow: visible;
}
.brand-light {
  font-weight: 500;
}
.header-note {
  color: var(--color-muted);
  font-size: var(--text-sm);
}
.brand:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
  border-radius: var(--space-xs);
}
.page-intro {
  padding-block: var(--space-3xl) var(--space-2xl);
}
.page-intro h1 {
  margin: 0;
  max-inline-size: 18ch;
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-style: normal;
  line-height: 1.06;
  letter-spacing: -0.055em;
  overflow-wrap: anywhere;
}
.lede {
  margin: var(--space-md) 0 0;
  max-inline-size: 48ch;
  color: var(--color-muted);
  font-size: 1.0625rem;
}
.search-builder {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  padding-block-end: calc(6rem + env(safe-area-inset-bottom));
}
.builder-fields {
  min-inline-size: 0;
  background: var(--color-surface);
  border: var(--rule-thin) solid var(--color-rule);
  border-radius: var(--radius-panel);
}
.form-hint {
  margin: 0;
  padding: var(--space-xl);
  color: var(--color-muted);
  font-size: var(--text-sm);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}
.form-section {
  display: grid;
  gap: var(--space-lg);
  min-inline-size: 0;
  padding: var(--space-2xl) var(--space-xl);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}
.form-section:last-child {
  border-block-end: 0;
}
.form-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: normal;
  line-height: 1.15;
  letter-spacing: -0.03em;
}
.section-description {
  margin: calc(var(--space-sm) * -1) 0 var(--space-xs);
  color: var(--color-muted);
  font-size: var(--text-sm);
}
.field,
.field-pair {
  display: grid;
  gap: var(--space-sm);
  min-inline-size: 0;
}
.field-pair {
  gap: var(--space-lg);
}
.field-pair > * {
  min-inline-size: 0;
}
.field label,
.choice-group legend {
  color: var(--color-ink);
  font-size: var(--text-sm);
  font-weight: 650;
}
input:not([type="checkbox"], [type="radio"]),
select {
  inline-size: 100%;
  min-inline-size: 0;
  min-block-size: 3rem;
  padding: var(--space-md) var(--space-lg);
  color: var(--color-ink);
  background: var(--color-surface);
  border: var(--rule-thin) solid var(--color-rule-strong);
  border-radius: var(--radius-input);
  outline: 2px solid transparent;
  outline-offset: 1px;
}
input::placeholder {
  color: var(--color-placeholder);
  opacity: 1;
}
input:not([type="checkbox"], [type="radio"]):focus-visible,
select:focus-visible {
  outline-color: var(--color-focus);
}
input:invalid {
  border-color: var(--color-danger);
}
.prefix-control {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  align-items: center;
  min-inline-size: 0;
  background: var(--color-surface);
  border: var(--rule-thin) solid var(--color-rule-strong);
  border-radius: var(--radius-input);
  outline: 2px solid transparent;
  outline-offset: 1px;
}
.prefix-control:focus-within {
  outline-color: var(--color-focus);
}
.prefix-control span {
  text-align: center;
  color: var(--color-muted);
  font-weight: 700;
}
.prefix-control input:not([type="checkbox"], [type="radio"]) {
  border: 0;
  outline: 0;
  padding-inline-start: 0;
  background: transparent;
}
.choice-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
  border: 0;
}
.choice-group legend {
  margin-block-end: var(--space-md);
}
.choice-group label {
  display: inline-flex;
  align-items: center;
  min-block-size: 2.75rem;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: var(--rule-thin) solid var(--color-rule);
  border-radius: var(--radius-pill);
  color: var(--color-ink);
  background: var(--color-surface-soft);
  font-size: var(--text-sm);
  white-space: nowrap;
}
.choice-group label:has(input:checked) {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}
.switch-list {
  display: grid;
  gap: var(--space-sm);
}
.switch-list label {
  display: flex;
  align-items: center;
  min-block-size: 2.75rem;
  gap: var(--space-md);
  color: var(--color-ink);
  font-size: var(--text-sm);
}
input[type="checkbox"],
input[type="radio"] {
  inline-size: 1.125rem;
  block-size: 1.125rem;
  margin: 0;
  accent-color: var(--color-accent);
}
input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}
.builder-rail {
  position: sticky;
  inset-block-start: 0;
  z-index: 2;
  min-inline-size: 0;
  display: grid;
  align-content: start;
  gap: var(--space-lg);
  grid-row: 1;
}
.query-panel {
  min-inline-size: 0;
  padding: var(--space-xl);
  color: var(--color-ink);
  background: var(--color-surface);
  border: var(--rule-thin) solid var(--color-rule);
  border-radius: var(--radius-panel);
}
.query-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
}
.query-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-style: normal;
  letter-spacing: -0.025em;
}
.live-label {
  color: var(--color-muted);
  font-size: 0.75rem;
}
.query-panel output {
  display: block;
  margin-block-start: var(--space-lg);
  padding: var(--space-lg);
  min-block-size: 5rem;
  max-block-size: 8rem;
  overflow: auto;
  overflow-wrap: anywhere;
  color: var(--color-ink);
  background: var(--color-surface-soft);
  border-radius: var(--radius-input);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.55;
}
.query-panel output[data-empty="true"] {
  color: var(--color-muted);
  font-family: var(--font-body);
}
.query-help {
  margin: var(--space-md) 0 0;
  color: var(--color-muted);
  font-size: 0.8125rem;
}
.actions {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(5rem, 0.38fr) minmax(0, 1fr);
  gap: var(--space-sm);
  padding: var(--space-md) max(var(--space-lg), env(safe-area-inset-right))
    calc(var(--space-md) + env(safe-area-inset-bottom))
    max(var(--space-lg), env(safe-area-inset-left));
  background: var(--color-surface);
  border-block-start: var(--rule-thin) solid var(--color-rule);
}
button {
  min-block-size: 3rem;
  padding: var(--space-md) var(--space-lg);
  color: var(--color-accent-ink);
  background: var(--color-accent);
  border: var(--rule-thin) solid var(--color-accent);
  border-radius: var(--radius-pill);
  font-weight: 750;
  white-space: nowrap;
  outline: 2px solid transparent;
  outline-offset: 2px;
}
button:focus-visible {
  outline-color: var(--color-focus);
}
button:active {
  transform: translateY(1px);
}
button.secondary {
  color: var(--color-ink);
  background: var(--color-surface);
  border-color: var(--color-rule-strong);
}
button span {
  margin-inline-start: var(--space-xs);
}
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
@media (min-width: 40rem) {
  .field-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .form-section {
    padding-inline: var(--space-2xl);
  }
  .form-hint {
    padding-inline: var(--space-2xl);
  }
}
@media (min-width: 55rem) {
  .search-builder {
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 20rem);
    align-items: start;
    padding-block-end: var(--space-3xl);
  }
  .builder-rail {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    inset-block-start: var(--space-xl);
  }
  .builder-fields {
    grid-column: 1;
    grid-row: 1;
  }
  .query-panel output {
    max-block-size: 14rem;
  }
  .actions {
    position: static;
    display: grid;
    grid-template-columns: minmax(0, 0.38fr) minmax(0, 1fr);
    padding: 0;
    background: transparent;
    border: 0;
  }
  .actions button {
    padding-inline: var(--space-md);
  }
}
@media (max-width: 24rem) {
  .header-note {
    display: none;
  }
  .choice-group label {
    font-size: 0.8125rem;
  }
  .actions {
    grid-template-columns: minmax(4.75rem, 0.32fr) minmax(0, 1fr);
  }
  .actions button {
    padding-inline: var(--space-sm);
    font-size: var(--text-sm);
  }
}
@media (hover: hover) {
  input:not([type="checkbox"], [type="radio"]):hover,
  select:hover {
    background: var(--color-surface-soft);
  }
  .prefix-control:hover {
    background: var(--color-surface-soft);
  }
  .choice-group label:hover {
    border-color: var(--color-rule-strong);
  }
  button:not(:disabled):hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
  }
  button.secondary:hover {
    color: var(--color-ink);
    background: var(--color-surface-soft);
    border-color: var(--color-rule-strong);
  }
}
@media (prefers-reduced-motion: no-preference) {
  button {
    transition:
      background-color var(--dur-short) var(--ease-out),
      border-color var(--dur-short) var(--ease-out),
      transform var(--dur-short) var(--ease-out);
  }
}