/* domq playground.
   Two accents with fixed meanings: orange = matched by your selector,
   violet = repaired by the parser. Everything else stays quiet. */

:root {
  --paper: #eef1f6;
  --pane: #ffffff;
  --ink: #182033;
  --muted: #586378;
  --rule: #d8dee8;
  --rule-strong: #b6c0ce;
  --match: #c2410c;
  --match-dot: #ea580c;
  --match-bg: #fff0e6;
  --fix: #5146d8;
  --fix-bg: #ebe9ff;
  --hl-tag: #2645a8;
  --hl-attr: #7a4f12;
  --hl-val: #0d6e63;
  --hl-com: #6b7487;
  --focus: #ea580c;

  --ui: "Avenir Next", Avenir, "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
  --code: ui-monospace, "SF Mono", SFMono-Regular, "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;

  --step-0: 0.8125rem;
  --step-1: 0.9375rem;
  --step-2: 1.125rem;
  --step-3: 1.375rem;
  --step-4: 1.75rem;

  --radius: 10px;
  --radius-sm: 6px;
  --gutter: clamp(16px, 2.4vw, 28px);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1522;
    --pane: #161e2e;
    --ink: #e4e8f0;
    --muted: #9aa4b7;
    --rule: #263146;
    --rule-strong: #3a475d;
    --match: #ff9a5c;
    --match-dot: #fb8a3c;
    --match-bg: #3a2418;
    --fix: #aca6ff;
    --fix-bg: #2a2752;
    --hl-tag: #93b2ff;
    --hl-attr: #e7bf7a;
    --hl-val: #62d2c2;
    --hl-com: #7f8aa0;
    --focus: #fb8a3c;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }

[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--step-1)/1.5 var(--ui);
  font-variant-numeric: tabular-nums;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }

code, pre, textarea, input[type="text"] { font-family: var(--code); }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

.quiet {
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.65rem;
  font-size: var(--step-0);
  color: var(--muted);
  white-space: nowrap;
}
.quiet:hover { color: var(--ink); border-color: var(--rule-strong); }

.primary {
  background: var(--ink);
  color: var(--pane);
  border: 0;
  border-radius: var(--radius-sm);
  padding: 0.55rem 1rem;
  font-weight: 600;
}
.primary:hover { background: var(--match); color: #fff; }

/* --- masthead ----------------------------------------------------------- */

.masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding: calc(var(--gutter) * 1.1) var(--gutter) 1rem;
}

.wordmark {
  margin: 0;
  font: 650 var(--step-4)/1.1 var(--code);
  letter-spacing: -0.02em;
}
.wordmark .angle { color: var(--match-dot); font-weight: 500; }

.pitch {
  margin: 0.45rem 0 0;
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  max-width: 34ch;
}

.sub {
  margin: 0.35rem 0 0;
  color: var(--muted);
  max-width: 62ch;
}

.links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.1rem;
  font-size: var(--step-1);
}
.links a { text-decoration: none; color: var(--muted); }
.links a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.links .star {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--ink);
  font-weight: 600;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.8rem;
  background: var(--pane);
}
.links .star svg { fill: var(--match-dot); }
.links .star:hover { border-color: var(--match-dot); text-decoration: none; }

/* --- workspace ---------------------------------------------------------- */

.workspace {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas:
    "query query"
    "input output";
  gap: 14px;
  padding: 0 var(--gutter);
  height: max(620px, calc(100vh - 210px));
}

.query { grid-area: query; }
.input-pane { grid-area: input; }
.output-pane { grid-area: output; }

.pane {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--pane);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.pane-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 3rem;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--rule);
}

/* --- the query line ----------------------------------------------------- */

.query {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas: "label field" ". status";
  align-items: center;
  column-gap: 0.9rem;
}
.query-label { grid-area: label; font-weight: 600; }
.query-field { grid-area: field; position: relative; }
.query-status {
  grid-area: status;
  margin: 0.3rem 0 0;
  min-height: 1.5em;
  font-size: var(--step-0);
  color: var(--muted);
}
.query-status.error { color: var(--fix); }
.query-status code { font-size: 0.95em; }

#selector {
  width: 100%;
  font-size: var(--step-2);
  padding: 0.6rem 0.85rem;
  color: var(--ink);
  background: var(--pane);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
}
#selector:focus-visible { outline: none; border-color: var(--match-dot); box-shadow: 0 0 0 3px var(--match-bg); }
#selector[aria-invalid="true"] { border-color: var(--fix); }
#selector[aria-invalid="true"]:focus-visible { box-shadow: 0 0 0 3px var(--fix-bg); }

/* Points at the character where the selector stopped making sense. */
.caret {
  position: absolute;
  bottom: 0.3rem;
  width: 1ch;
  height: 3px;
  border-radius: 2px;
  background: var(--fix);
  font-size: var(--step-2);
  pointer-events: none;
}

/* --- presets ------------------------------------------------------------ */

.presets { display: flex; align-items: baseline; gap: 0.6rem; min-width: 0; }
.presets-label { color: var(--muted); font-size: var(--step-0); }
.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.35rem;
}
.preset-buttons button {
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.6rem;
  font-size: var(--step-0);
  color: var(--muted);
  white-space: nowrap;
}
.preset-buttons button:hover { color: var(--ink); border-color: var(--rule); }
.preset-buttons button[aria-pressed="true"] {
  color: var(--ink);
  border-color: var(--rule-strong);
  font-weight: 600;
}

/* --- the editor: a textarea over two painted layers --------------------- */

.editor {
  position: relative;
  flex: 1;
  min-height: 0;
  background: var(--pane);
}
.editor > * {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0.85rem 1rem 2rem;
  border: 0;
  font: 400 0.8125rem/1.6 var(--code);
  letter-spacing: 0;
  tab-size: 2;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  overflow: auto;
  scrollbar-gutter: stable;
}
.editor-paint { color: var(--ink); pointer-events: none; overflow: hidden; }
.editor textarea {
  resize: none;
  background: transparent;
  color: transparent;
  caret-color: var(--ink);
  outline: none;
}
.editor textarea::selection { background: color-mix(in srgb, var(--hl-tag) 28%, transparent); }
.editor.plain textarea { color: var(--ink); }
.editor.plain .editor-paint { display: none; }
.editor:focus-within { box-shadow: inset 3px 0 0 var(--match-dot); }

.hl-tag { color: var(--hl-tag); }
.hl-attr { color: var(--hl-attr); }
.hl-val { color: var(--hl-val); }
.hl-com { color: var(--hl-com); font-style: italic; }
.hl-ent { color: var(--fix); }
.hl-punct { color: var(--muted); }

/* A repair: the parser fixed something starting at this character. */
.editor-paint mark.fix,
.code mark.fix {
  color: inherit;
  background: var(--fix-bg);
  box-shadow: inset 0 -2px 0 var(--fix);
  border-radius: 2px;
}
.editor-paint mark.fix.current { background: var(--fix); color: var(--pane); }

/* --- stats ---------------------------------------------------------------- */

.stats {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1.4rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--rule);
  font-size: var(--step-0);
}
.stat { margin: 0; }
.stat-value { font-weight: 650; font-size: var(--step-1); color: var(--ink); }
.stat-label { color: var(--muted); }

.repairs summary {
  cursor: pointer;
  list-style: none;
  border-radius: var(--radius-sm);
}
.repairs summary::-webkit-details-marker { display: none; }
.repairs summary .stat-value { color: var(--fix); }
.repairs summary .stat-label { text-decoration: underline dotted; text-underline-offset: 3px; }
.repairs[open] { flex-basis: 100%; order: 9; }
.repairs-body { margin-top: 0.4rem; }
.repairs-note { margin: 0 0 0.4rem; color: var(--muted); }
.repairs-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-height: 9.5rem;
  overflow: auto;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
}
.repairs-list button {
  display: flex;
  gap: 0.75rem;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  padding: 0.3rem 0.6rem;
  font-size: var(--step-0);
}
.repairs-list li:last-child button { border-bottom: 0; }
.repairs-list button:hover { background: var(--fix-bg); }
.repairs-list .where { color: var(--fix); min-width: 7.5em; white-space: nowrap; }

/* --- output --------------------------------------------------------------- */

.output-bar { padding-bottom: 0; align-items: flex-end; }

.tabs {
  display: flex;
  gap: 0.15rem;
  overflow-x: auto;
  scrollbar-width: none;
  margin-bottom: -1px;
}
.tabs [role="tab"] {
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  padding: 0.45rem 0.8rem 0.5rem;
  color: var(--muted);
  white-space: nowrap;
}
.tabs [role="tab"]:hover { color: var(--ink); }
.tabs [role="tab"][aria-selected="true"] {
  color: var(--ink);
  font-weight: 600;
  background: var(--pane);
  border-color: var(--rule);
  box-shadow: inset 0 2px 0 var(--match-dot);
}
.tabs [role="tab"]:focus-visible { outline-offset: -2px; }
.count {
  display: inline-block;
  min-width: 1.6em;
  padding: 0 0.35em;
  margin-left: 0.15rem;
  border-radius: 999px;
  background: var(--match-bg);
  color: var(--match);
  font-size: var(--step-0);
  font-weight: 650;
  text-align: center;
}
.count:empty { display: none; }

.panel-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--rule);
  font-size: var(--step-0);
}
.panel-caption { margin: 0 auto 0 0; color: var(--muted); min-width: 0; }
.panel-caption code { color: var(--ink); }
.panel-tools .copy { margin-left: auto; }
.panel-caption + .copy { margin-left: 0; }

.scope { display: inline-flex; border: 1px solid var(--rule); border-radius: var(--radius-sm); overflow: hidden; }
.scope label { position: relative; padding: 0.2rem 0.6rem; color: var(--muted); cursor: pointer; }
.scope input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.scope label:has(input:checked) { background: var(--ink); color: var(--pane); }
.scope label:has(input:focus-visible) { outline: 2px solid var(--focus); outline-offset: -2px; }

.tree-tools { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; }
.check { display: inline-flex; align-items: center; gap: 0.3rem; color: var(--muted); margin-right: 0.3rem; }
.check input { accent-color: var(--match-dot); margin: 0; }

.panel {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0.9rem 1rem 1.5rem;
}
.panel:focus-visible { outline-offset: -3px; }

.code {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.empty {
  max-width: 46ch;
  margin: 1.5rem auto;
  color: var(--muted);
  text-align: left;
}
.empty strong { color: var(--ink); display: block; font-size: var(--step-2); margin-bottom: 0.3rem; }
.suggestions { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.8rem; }
.suggestions button {
  font: 0.8125rem var(--code);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.55rem;
}
.suggestions button:hover { border-color: var(--match-dot); }

/* Matches */
.matches { list-style: none; margin: 0; padding: 0; }
.match {
  padding: 0.7rem 0 0.8rem;
  border-bottom: 1px solid var(--rule);
}
.match:first-child { padding-top: 0; }
.match-head { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.35rem; }
.match-name { font: 600 0.8125rem var(--code); color: var(--match); }
.match-text { margin: 0.35rem 0 0; color: var(--muted); font-size: var(--step-0); }
.match-head .quiet { margin-left: auto; }
.more { color: var(--muted); font-size: var(--step-0); margin: 0.8rem 0 0; }

/* Tree: the logo, unrolled. Dots are nodes; orange dots are matches. */
.tree { font: 0.8125rem/1.55 var(--code); }
.tree ul { list-style: none; margin: 0; padding: 0 0 0 1.25rem; }
.tree > ul { padding-left: 0; }
.tree li { position: relative; }
.tree ul ul > li::before {
  content: "";
  position: absolute;
  left: -0.85rem;
  top: 0;
  bottom: 0;
  border-left: 1px solid var(--rule-strong);
}
.tree ul ul > li:last-child::before { bottom: auto; height: 0.78em; }
.tree ul ul > li::after {
  content: "";
  position: absolute;
  left: -0.85rem;
  top: 0.78em;
  width: 0.6rem;
  border-top: 1px solid var(--rule-strong);
}
.row {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0 0.35rem 0 0.15rem;
  border-radius: 4px;
  overflow-wrap: anywhere;
  min-width: 0;
}
.tree summary { list-style: none; cursor: pointer; }
.tree summary::-webkit-details-marker { display: none; }
.dot {
  flex: none;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  border: 1.5px solid var(--rule-strong);
  background: var(--pane);
  transform: translateY(0.05em);
}
.tree details > summary .dot { border-color: var(--muted); }
.tree details:not([open]) > summary .dot { background: var(--muted); }
.t-name { flex: 0 1 auto; overflow-wrap: normal; word-break: keep-all; }
.t-tag { color: var(--hl-tag); font-weight: 600; }
.t-id { color: var(--hl-val); }
.t-class { color: var(--hl-attr); }
.t-attrs { color: var(--muted); }
.t-text { color: var(--ink); }
.t-other { color: var(--hl-com); font-style: italic; }
.t-folded { color: var(--muted); font-size: 0.75rem; }
.tree details[open] > summary .t-folded { display: none; }
.matched > .row,
.matched > details > summary.row { background: var(--match-bg); }
.matched > .row .dot,
.matched > details > summary .dot { background: var(--match-dot); border-color: var(--match-dot); }
.matched > .row .t-tag,
.matched > details > summary .t-tag { color: var(--match); }
.flash > .row,
.flash > details > summary.row { animation: flash 1.2s ease-out; }
@keyframes flash {
  0% { box-shadow: 0 0 0 3px var(--match-dot); }
  100% { box-shadow: 0 0 0 3px transparent; }
}

/* --- footer -------------------------------------------------------------- */

.colophon {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem 2.2rem;
  padding: 1.2rem var(--gutter) 1.6rem;
  color: var(--muted);
}
.install p { margin: 0 0 0.3rem; font-size: var(--step-0); }
.command {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.4rem 0.35rem 0.8rem;
  background: var(--pane);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  max-width: 100%;
}
.command code { color: var(--ink); font-size: 0.875rem; overflow-wrap: anywhere; }
.command code::before { content: "$ "; color: var(--muted); }
.share { margin-left: auto; display: flex; flex-direction: column; align-items: flex-end; gap: 0.3rem; }
.share-note { margin: 0; font-size: var(--step-0); }

.boot {
  position: fixed;
  left: 50%;
  bottom: 1.2rem;
  transform: translateX(-50%);
  margin: 0;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--pane);
  font-size: var(--step-0);
  max-width: calc(100vw - 32px);
}
.boot[hidden] { display: none; }
.boot.failed { background: var(--fix); color: #fff; }

/* --- narrow screens -------------------------------------------------------- */

@media (max-width: 900px) {
  .workspace {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    grid-template-areas: "query" "input" "output";
    height: auto;
  }
  .input-pane .editor { flex: none; height: 42vh; min-height: 260px; }
  .output-pane { height: 75vh; min-height: 420px; }
  .query { grid-template-columns: minmax(0, 1fr); grid-template-areas: "label" "field" "status"; row-gap: 0.35rem; }
  .share { margin-left: 0; align-items: flex-start; }
}

@media (max-width: 520px) {
  :root { --step-3: 1.2rem; --step-4: 1.5rem; }
  /* Six tabs don't fit in a row: wrap them as pills instead of scrolling. */
  .output-bar { padding-bottom: 0.5rem; }
  .tabs { flex-wrap: wrap; margin-bottom: 0; gap: 0.25rem; }
  .tabs [role="tab"] { padding: 0.3rem 0.6rem; border-radius: var(--radius-sm); }
  .tabs [role="tab"][aria-selected="true"] {
    border-bottom: 1px solid var(--rule);
    box-shadow: inset 0 -2px 0 var(--match-dot);
  }
  .masthead { padding-top: 1.1rem; }
  .presets-label { display: none; }
  .panel { padding: 0.75rem 0.75rem 1.25rem; }
  .editor > * { padding: 0.75rem 0.75rem 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .flash > .row,
  .flash > details > summary.row { animation: none; box-shadow: 0 0 0 3px var(--match-dot); }
}