/* JSON Formatter & Validator: only what is specific to this tool. Shared look lives in ui.css. */

.jf .window-body { padding: var(--space-4); }
@media (min-width: 640px) { .jf .window-body { padding: var(--space-5); } }

.jf-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
@media (min-width: 900px) { .jf-grid { grid-template-columns: 1fr 1fr; gap: var(--space-5) var(--space-6); } }
.jf-pane { min-width: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.jf-pane .label-row { margin-bottom: 0; min-height: 44px; flex-wrap: wrap; }
.jf-grow { flex: 1 1 auto; }
.jf-meta { font: 0.8rem var(--font-mono); color: var(--muted); }
.jf-row { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); }
.jf-row[hidden] { display: none; }
.jf-note { margin: var(--space-2) 0 0; font-size: 0.85rem; color: var(--muted); max-width: none; }

.btn-sm { min-height: 40px; padding: 0 var(--space-4); font-size: 0.92rem; }
.btn[disabled] { opacity: 0.45; cursor: not-allowed; box-shadow: none; filter: none; }

/* editor + result boxes */
.jf-drop { position: relative; }
.jf-text, .jf-out {
  display: block; width: 100%; height: 240px; margin: 0; padding: var(--space-3) var(--space-4);
  font: 0.88rem/1.55 var(--font-mono); tab-size: 2; color: var(--text);
  background: var(--bg); border: 1.5px solid var(--border-strong); border-radius: var(--radius-sm);
}
@media (min-width: 640px) { .jf-text, .jf-out { height: 340px; } }
@media (min-width: 900px) { .jf-text, .jf-out { height: 420px; } }
.jf-text { resize: vertical; min-height: 200px; white-space: pre; overflow: auto; }
.jf-text::placeholder { color: var(--muted); opacity: 1; font-family: var(--font-sans); }
.jf-text:focus-visible, .jf-out:focus-visible { border-color: var(--focus); outline-offset: 0; box-shadow: 0 0 0 4px var(--glow-blue); }
.jf-out { overflow: auto; position: relative; resize: vertical; min-height: 200px; }
.jf-drop-hint {
  display: none; position: absolute; inset: 0; margin: 0; place-items: center; max-width: none; border-radius: var(--radius-sm);
  font: 700 1rem var(--font-mono); color: var(--blue); background: color-mix(in srgb, var(--surface) 88%, transparent); border: 2px dashed var(--blue);
  pointer-events: none;
}
.jf-drop.is-over .jf-drop-hint { display: grid; }

.jf-code { margin: 0; padding: 0; font: inherit; white-space: pre; background: none; border: 0; color: var(--text); }
.jf-code[hidden], .jf-tree[hidden] { display: none; }
.jf-empty { margin: 0; color: var(--muted); font: 0.88rem var(--font-sans); max-width: none; }
.jf-empty[hidden] { display: none; }

/* syntax colours */
.j-k { color: var(--blue); }
.j-s { color: var(--teal); }
.j-n { color: var(--violet); }
.j-l { color: var(--violet); font-weight: 700; }
.j-p { color: var(--muted); }

/* tree */
.jf-tree { font: 0.88rem/1.5 var(--font-mono); }
.jf-tree details, .jf-tree .t-leaf { margin: 0; max-width: none; }
.jf-tree summary { cursor: pointer; list-style: none; padding: 2px 0 2px 18px; position: relative; border-radius: 6px; }
.jf-tree summary::-webkit-details-marker { display: none; }
.jf-tree summary::before {
  content: ""; position: absolute; left: 4px; top: 0.62em; width: 6px; height: 6px;
  border: solid var(--muted); border-width: 0 2px 2px 0; transform: rotate(-45deg); transition: transform 0.12s;
}
.jf-tree details[open] > summary::before { transform: rotate(45deg); top: 0.5em; }
.jf-tree summary:hover, .jf-tree .t-leaf:hover { background: var(--surface-2); }
.jf-tree summary:focus-visible { outline: 2px solid var(--focus); outline-offset: 0; }
.jf-tree .t-leaf { padding: 2px 0 2px 18px; border-radius: 6px; overflow-wrap: anywhere; }
.jf-tree .t-children { margin-left: 8px; padding-left: 10px; border-left: 1px solid var(--border); }
.jf-tree details[open] > summary .t-count, .jf-tree details[open] > summary .t-close-inline { display: none; }
.jf-tree .t-end { color: var(--muted); padding-left: 8px; }
.t-key { color: var(--blue); }
.t-idx { color: var(--muted); }
.t-p { color: var(--muted); }
.t-count { color: var(--muted); font-style: italic; font-size: 0.82em; }
.jf-path { margin-top: var(--space-1); align-self: flex-start; font-family: var(--font-mono); max-width: 100%; overflow-wrap: anywhere; text-align: left; height: auto; padding: 6px var(--space-3); }
.jf-path[hidden] { display: none; }

/* controls */
.jf-controls { display: flex; flex-wrap: wrap; align-items: flex-end; gap: var(--space-3) var(--space-5); margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid var(--border); }
.jf-controls .control { min-width: 180px; }
.jf-controls .label-row { margin-bottom: var(--space-1); }
.jf-check { display: inline-flex; align-items: center; gap: var(--space-2); min-height: 44px; cursor: pointer; font-weight: 600; margin: 0; }
.jf-check input { width: 20px; height: 20px; accent-color: var(--blue); margin: 0; flex: none; }
.jf-controls .help-wrap { align-self: center; margin-left: calc(var(--space-3) * -1); }
.jf-controls .btn { min-height: 44px; }

/* status */
.jf-status { margin-top: var(--space-4); padding: var(--space-4); background: var(--bg); border: 1px dashed var(--border-strong); border-radius: var(--radius-sm); min-height: 56px; }
.jf-status > * { max-width: none; }
.jf-status p { margin: 0; }
.jf-status > * + * { margin-top: var(--space-2); }
.jf-idle, .jf-sub, .jf-stats, .jf-hint, .jf-where { color: var(--muted); font-size: 0.9rem; }
.jf-stats, .jf-where { font-family: var(--font-mono); font-size: 0.82rem; }
.jf-state { display: flex; align-items: center; gap: var(--space-2); font: 700 1.05rem var(--font-mono); }
.jf-icon { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font-size: 0.85rem; color: var(--bg); }
.jf-state.ok { color: var(--teal); }
.jf-state.ok .jf-icon { background: var(--teal); }
.jf-state.bad { color: var(--danger); }
.jf-state.bad .jf-icon { background: var(--danger); }
.jf-msg { font-weight: 600; overflow-wrap: anywhere; }
.jf-warn { color: var(--violet); font-weight: 700; }
.jf-list { margin: 0; padding-left: 1.2rem; font-size: 0.92rem; }
.jf-list li { margin: 2px 0; max-width: none; }
.jf-excerpt { margin: 0; padding: var(--space-3); overflow-x: auto; font: 0.85rem/1.5 var(--font-mono); color: var(--text); background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.jf-excerpt { color: var(--danger); }
.jf-excerpt-line { color: var(--text); }

/* url loader */
.jf-url { margin-top: var(--space-1); }
.jf-urlrow { display: flex; gap: var(--space-2); margin-top: var(--space-2); }
.jf-urlrow input { flex: 1 1 auto; min-width: 0; }

/* share the seg-sm look used by the converter */
.seg-sm { width: auto; }
.seg-sm span { min-height: 34px; padding: 0 var(--space-4); font-size: 0.85rem; white-space: nowrap; }

.learn { margin-top: var(--space-7); max-width: 860px; }
.learn-title { font: 700 0.85rem var(--font-mono); letter-spacing: 0.02em; color: var(--muted); margin: 0 0 var(--space-2); }
.learn-title::before { content: "// "; color: var(--teal); }
.learn .table-wrap { overflow-x: auto; }
.learn table { width: 100%; border-collapse: collapse; font-size: 0.9rem; margin: 0; }
.learn th, .learn td { text-align: left; vertical-align: top; padding: var(--space-2) var(--space-3); border: 1px solid var(--border); }
.learn th { background: var(--surface-2); font: 700 0.78rem var(--font-mono); }
.noscript { color: var(--muted); }