/* ================================================================
   JSON Formatter - Tool-specific styles
   Scoped to this page only. Uses palette variables from the site.
   ================================================================ */

/* Modes tabs */
.jf-modes {
  display: flex;
  gap: 4px;
  margin: 0 auto 20px;
  max-width: 720px;
  background: var(--page-bg);
  border: 1px solid var(--border-warm);
  padding: 4px;
  border-radius: var(--radius);
  overflow-x: auto;
  scrollbar-width: none;
}
.jf-modes::-webkit-scrollbar { display: none; }

.jf-mode {
  flex: 1;
  min-width: 120px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.92rem;
  transition: background var(--t), color var(--t), transform var(--t-fast);
  white-space: nowrap;
}
.jf-mode svg { width: 16px; height: 16px; }
.jf-mode:hover { color: var(--text); }
.jf-mode.active {
  background: var(--white);
  color: var(--text);
  box-shadow: var(--shadow-xs);
}

/* Panels */
.jf-panel { display: none; animation: jfFade 280ms var(--ease); }
.jf-panel.active { display: block; }
@keyframes jfFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Toolbar */
.jf-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-lg);
  margin-bottom: 14px;
  box-shadow: var(--shadow-xs);
  align-items: center;
}
.jf-toolbar-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.jf-toolbar-right { margin-left: auto; }
.jf-toolbar .btn { padding: 8px 14px; font-size: 0.88rem; }
.jf-toolbar .btn svg { width: 15px; height: 15px; }

.jf-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-right: 4px;
}

.jf-select {
  padding: 7px 12px;
  border: 1px solid var(--border-warm);
  border-radius: var(--radius);
  background: var(--page-bg);
  color: var(--text);
  font-size: 0.88rem;
  font-family: inherit;
}

/* Status */
.jf-status {
  display: none;
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 14px;
  font-size: 0.9rem;
  align-items: center;
  gap: 10px;
  border: 1px solid transparent;
  animation: jfFade 200ms var(--ease);
}
.jf-status.show { display: flex; }
.jf-status.ok {
  background: rgba(168, 178, 136, 0.14);
  border-color: var(--success-dark);
  color: var(--success-darker);
}
.jf-status.err {
  background: rgba(201, 123, 99, 0.10);
  border-color: var(--danger);
  color: var(--danger);
}
.jf-status.info {
  background: var(--secondary-bg);
  border-color: var(--border-warm);
  color: var(--text);
}
.jf-status svg { width: 18px; height: 18px; flex-shrink: 0; }
.jf-status .jf-err-jump {
  margin-left: auto;
  font-size: 0.82rem;
  padding: 4px 10px;
  background: var(--white);
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  color: inherit;
  cursor: pointer;
  font-weight: 600;
}

/* Split editor layout */
.jf-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  min-height: 420px;
}
@media (max-width: 900px) {
  .jf-split { grid-template-columns: 1fr; }
}

.jf-pane {
  background: var(--white);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.jf-pane-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--secondary-bg);
  border-bottom: 1px solid var(--border-warm);
  font-size: 0.85rem;
  min-height: 42px;
}
.jf-pane-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--text);
}
.jf-pane-title svg { width: 14px; height: 14px; color: var(--primary-darker); }
.jf-pane-meta {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}
.jf-pane-actions {
  margin-left: auto;
  display: flex;
  gap: 4px;
}
.jf-pane-actions .icon-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}
.jf-pane-actions .icon-btn svg { width: 15px; height: 15px; }

/* Editor + gutter */
.jf-editor-wrap {
  position: relative;
  flex: 1;
  display: flex;
  min-height: 400px;
  max-height: 600px;
}
.jf-gutter {
  padding: 14px 10px 14px 14px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-subtle);
  user-select: none;
  background: var(--page-bg);
  border-right: 1px solid var(--border-warm);
  overflow: hidden;
  min-width: 42px;
  white-space: pre;
}
.jf-gutter .hot {
  background: var(--danger);
  color: var(--white);
  border-radius: 3px;
  padding: 0 4px;
  margin: 0 -4px;
  font-weight: 700;
}

#jfIn {
  flex: 1;
  border: none;
  background: var(--white);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.55;
  resize: none;
  outline: none;
  color: var(--text);
  border-radius: 0;
  white-space: pre;
  overflow: auto;
  tab-size: 2;
  -moz-tab-size: 2;
}
#jfIn:focus { box-shadow: none; }

.jf-drop-overlay {
  position: absolute;
  inset: 0;
  background: rgba(212, 163, 115, 0.15);
  border: 2px dashed var(--primary);
  border-radius: var(--radius-lg);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
  color: var(--primary-darker);
  font-weight: 600;
  font-size: 1rem;
  backdrop-filter: blur(2px);
  z-index: 2;
}
.jf-drop-overlay svg { width: 36px; height: 36px; }
.jf-drop-overlay.show { display: flex; }

/* Output */
.jf-output {
  flex: 1;
  margin: 0;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.55;
  background: var(--white);
  overflow: auto;
  white-space: pre;
  min-height: 400px;
  max-height: 600px;
  color: var(--text);
  tab-size: 2;
  -moz-tab-size: 2;
}
.jf-output:empty::before {
  content: "Formatted output will appear here";
  color: var(--text-subtle);
  font-style: italic;
}

/* Syntax highlighting (applied via span classes by JS) */
.jf-tok-key     { color: var(--primary-darker); font-weight: 600; }
.jf-tok-str     { color: var(--success-darker); }
.jf-tok-num     { color: var(--warning); }
.jf-tok-bool    { color: var(--danger); font-weight: 600; }
.jf-tok-null    { color: var(--text-subtle); font-style: italic; }
.jf-tok-punct   { color: var(--text-muted); }

/* Stats bar */
.jf-statsbar {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding: 12px 16px;
  margin-top: 14px;
  background: var(--secondary-bg);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-lg);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.jf-statsbar span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}
.jf-statsbar svg { width: 14px; height: 14px; color: var(--primary-darker); }
.jf-statsbar strong { color: var(--text); font-weight: 700; }

/* Tree view */
.jf-search {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--page-bg);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius);
  padding: 4px 10px 4px 12px;
}
.jf-search svg { width: 14px; height: 14px; color: var(--text-subtle); }
.jf-search input {
  background: transparent;
  border: none;
  outline: none;
  padding: 6px 2px;
  font-size: 0.88rem;
  width: 220px;
}
.jf-search input:focus { box-shadow: none; }
.jf-search-count {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  padding-left: 4px;
}

.jf-pathbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--secondary-bg);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius) var(--radius) 0 0;
  border-bottom: none;
  font-size: 0.85rem;
}
.jf-path-label { color: var(--text-muted); font-weight: 600; font-size: 0.8rem; }
.jf-path {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  background: var(--white);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-warm);
  color: var(--text);
  overflow-x: auto;
  white-space: nowrap;
}
.jf-pathbar .icon-btn { width: 32px; height: 32px; }
.jf-pathbar .icon-btn svg { width: 14px; height: 14px; }

.jf-tree-wrap {
  background: var(--white);
  border: 1px solid var(--border-warm);
  border-radius: 0 0 var(--radius) var(--radius);
  max-height: 600px;
  overflow: auto;
}
.jf-tree {
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.75;
  outline: none;
}
.jf-tree-empty {
  text-align: center;
  color: var(--text-subtle);
  padding: 40px 20px;
  font-family: var(--font-sans);
  font-style: italic;
}

.jf-node { display: block; }
.jf-node-line {
  display: flex;
  align-items: flex-start;
  gap: 2px;
  padding: 1px 4px;
  border-radius: 3px;
  cursor: pointer;
  position: relative;
}
.jf-node-line:hover { background: var(--page-bg); }
.jf-node-line.selected { background: rgba(212, 163, 115, 0.22); }
.jf-node-line.match { background: rgba(224, 164, 88, 0.28); }

.jf-toggle {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
  transition: transform var(--t-fast);
  margin-top: 4px;
}
.jf-toggle svg { width: 12px; height: 12px; }
.jf-node.collapsed > .jf-node-line .jf-toggle { transform: rotate(-90deg); }
.jf-node:not(.has-children) > .jf-node-line .jf-toggle { opacity: 0; pointer-events: none; }

.jf-children {
  padding-left: 22px;
  border-left: 1px dashed var(--border-warm);
  margin-left: 8px;
}
.jf-node.collapsed > .jf-children { display: none; }
.jf-node.collapsed > .jf-node-line .jf-preview { display: inline; }
.jf-preview {
  display: none;
  color: var(--text-subtle);
  font-style: italic;
  margin-left: 6px;
}

.jf-node-key { color: var(--primary-darker); font-weight: 600; margin-right: 4px; }
.jf-node-key::before { content: '"'; }
.jf-node-key::after { content: '": '; }
.jf-node-idx {
  color: var(--text-subtle);
  font-weight: 500;
  margin-right: 4px;
}
.jf-val-string { color: var(--success-darker); }
.jf-val-string::before, .jf-val-string::after { content: '"'; }
.jf-val-number { color: var(--warning); }
.jf-val-boolean { color: var(--danger); font-weight: 600; }
.jf-val-null { color: var(--text-subtle); font-style: italic; }
.jf-bracket { color: var(--text-muted); font-weight: 600; }
.jf-count {
  color: var(--text-subtle);
  font-size: 0.78rem;
  font-style: italic;
  margin-left: 6px;
}

/* Convert mode */
.jf-panel[data-panel="convert"] .jf-output { background: var(--page-bg); }

/* Diff mode */
.jf-diff-legend {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  font-size: 0.82rem;
}
.jf-diff-legend span {
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
}
.jf-diff-add { background: rgba(168, 178, 136, 0.22); color: var(--success-darker); }
.jf-diff-rem { background: rgba(201, 123, 99, 0.15); color: var(--danger); }
.jf-diff-chg { background: rgba(224, 164, 88, 0.22); color: var(--warning); }

.jf-diff-input {
  flex: 1;
  border: none;
  background: var(--white);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.55;
  resize: vertical;
  min-height: 220px;
  outline: none;
  color: var(--text);
  border-radius: 0;
  white-space: pre;
}
.jf-diff-input:focus { box-shadow: none; }

.jf-diff-result {
  margin-top: 16px;
  background: var(--white);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  min-height: 120px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.75;
  max-height: 500px;
  overflow: auto;
}
.jf-diff-result:empty::before {
  content: "Enter two JSON documents above, then click Compare.";
  color: var(--text-subtle);
  font-style: italic;
  font-family: var(--font-sans);
}
.jf-diff-line { display: block; padding: 2px 8px; border-radius: 3px; }
.jf-diff-line.add { background: rgba(168, 178, 136, 0.18); color: var(--success-darker); }
.jf-diff-line.add::before { content: "+ "; font-weight: 700; }
.jf-diff-line.rem { background: rgba(201, 123, 99, 0.12); color: var(--danger); text-decoration: line-through; }
.jf-diff-line.rem::before { content: "− "; font-weight: 700; text-decoration: none; display: inline-block; }
.jf-diff-line.chg { background: rgba(224, 164, 88, 0.15); color: var(--text); }
.jf-diff-line.chg::before { content: "~ "; font-weight: 700; color: var(--warning); }
.jf-diff-line.same { color: var(--text-muted); }
.jf-diff-line.same::before { content: "  "; }
.jf-diff-empty { color: var(--success-darker); font-family: var(--font-sans); font-weight: 600; }

/* Shortcuts section */
.jf-shortcuts {
  margin-top: 40px;
  padding: 24px 28px;
  background: var(--secondary-bg);
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-lg);
}
.jf-shortcuts h2 { font-size: 1.1rem; margin-bottom: 14px; }
.jf-shortcut-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text);
}
.jf-shortcut-grid kbd {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--border-warm);
  border-radius: 4px;
  background: var(--white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin: 0 2px;
  box-shadow: 0 1px 0 rgba(60,42,24,0.08);
}

/* Dark-mode tuning */
html[data-theme="dark"] .jf-output,
html[data-theme="dark"] #jfIn { background: #221E1A; }
html[data-theme="dark"] .jf-gutter { background: #1A1714; }
html[data-theme="dark"] .jf-diff-input { background: #221E1A; }

/* Responsive */
@media (max-width: 640px) {
  .jf-toolbar { padding: 10px; gap: 8px; }
  .jf-toolbar-group { width: 100%; }
  .jf-toolbar-right { margin-left: 0; }
  .jf-toolbar .btn { flex: 1; min-width: 0; }
  .jf-search input { width: 100%; }
  .jf-search { width: 100%; }
  .jf-mode span { display: none; }
  .jf-mode { padding: 10px; min-width: 44px; }
  .jf-statsbar { gap: 10px; }
}