/* Designed by Kapil Pidhwani: JSON Visualizer & Formatter — tool-only styles */
.visualizer-workspace-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: stretch; margin-bottom: 2rem; }
.visualizer-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: border-color 0.2s ease, box-shadow 0.2s ease; min-height: 580px; }
.visualizer-card:focus-within { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand), var(--shadow-md); }
.pane-header-bar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem; padding: 0.85rem 1.15rem; background: var(--surface-elevated); border-bottom: 1px solid var(--border); }
.pane-header-title { display: flex; align-items: center; gap: 0.5rem; font-size: 0.86rem; font-weight: 600; color: var(--text-primary); }
.pane-nav-tabs { display: flex; align-items: center; gap: 0.25rem; background: var(--background); padding: 3px; border-radius: var(--radius-pill); border: 1px solid var(--border); }
.pane-tab-btn { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.35rem 0.75rem; border-radius: var(--radius-pill); border: none; background: transparent; color: var(--text-secondary); font-size: 0.75rem; font-weight: 600; cursor: pointer; transition: all 0.15s ease; }
.pane-tab-btn:hover { color: var(--text-primary); }
.pane-tab-btn.active { background: var(--surface-elevated); color: var(--brand); box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06); }
.input-pane-body { display: flex; flex-direction: column; flex: 1; position: relative; }
.json-textarea-input { width: 100%; flex: 1; min-height: 460px; padding: 1.25rem; border: none; outline: none; resize: vertical; background: var(--background); color: var(--text-primary); font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 0.88rem; line-height: 1.6; box-sizing: border-box; tab-size: 2; }
.json-textarea-input::placeholder { color: var(--text-muted); opacity: 0.65; }
.input-action-bar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; padding: 0.65rem 1rem; background: var(--surface); border-top: 1px solid var(--border); font-size: 0.8rem; }
.sample-pill-group { display: flex; align-items: center; flex-wrap: wrap; gap: 0.35rem; }
.sample-label { font-size: 0.75rem; font-weight: 500; color: var(--text-muted); margin-right: 0.2rem; }
.btn-sample-chip { padding: 0.25rem 0.6rem; border-radius: var(--radius-pill); background: var(--surface-elevated); border: 1px solid var(--border); color: var(--text-secondary); font-size: 0.72rem; font-weight: 500; cursor: pointer; transition: all 0.15s ease; }
.btn-sample-chip:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); }
.validation-status-bar { display: flex; align-items: center; justify-content: space-between; padding: 0.65rem 1.15rem; background: var(--surface-elevated); border-top: 1px solid var(--border); font-size: 0.78rem; }
.status-badge-valid { display: inline-flex; align-items: center; gap: 0.35rem; color: #10B981; font-weight: 600; }
.status-badge-invalid { display: inline-flex; align-items: center; gap: 0.35rem; color: #EF4444; font-weight: 600; }
.status-meta-info { color: var(--text-muted); font-feature-settings: 'tnum'; }
.output-pane-body { flex: 1; display: flex; flex-direction: column; position: relative; background: var(--background); min-height: 460px; overflow: hidden; }
.output-viewport { display: none; flex: 1; padding: 1.15rem; overflow: auto; max-height: 580px; }
.output-viewport.active { display: block; }
.tree-filter-bar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; padding: 0.6rem 1rem; background: var(--surface); border-bottom: 1px solid var(--border); }
.tree-search-wrapper { position: relative; display: flex; align-items: center; flex: 1; min-width: 180px; max-width: 320px; }
.tree-search-icon { position: absolute; left: 0.65rem; color: var(--text-muted); pointer-events: none; }
.tree-search-input { width: 100%; padding: 0.35rem 0.65rem 0.35rem 2rem; font-size: 0.78rem; border: 1px solid var(--border); border-radius: var(--radius-pill); background: var(--surface-elevated); color: var(--text-primary); outline: none; transition: all 0.15s ease; }
.tree-search-input:focus { border-color: var(--brand); box-shadow: 0 0 0 2px var(--brand-soft); }
.tree-search-clear { position: absolute; right: 0.5rem; background: none; border: none; color: var(--text-muted); cursor: pointer; display: none; padding: 0; }
.tree-depth-actions { display: flex; align-items: center; gap: 0.3rem; }
.btn-tree-action { display: inline-flex; align-items: center; gap: 0.25rem; padding: 0.3rem 0.6rem; border-radius: 4px; background: var(--surface-elevated); border: 1px solid var(--border); color: var(--text-secondary); font-size: 0.72rem; font-weight: 500; cursor: pointer; transition: all 0.15s ease; }
.btn-tree-action:hover { background: var(--surface); color: var(--text-primary); border-color: var(--border-hover); }
.json-tree-container { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 0.85rem; line-height: 1.7; color: var(--text-primary); }
.tree-node { padding-left: 1.25rem; position: relative; }
.tree-node-root { padding-left: 0; }
.tree-line { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0.35rem; padding: 0.1rem 0.35rem; border-radius: 4px; transition: background 0.12s ease; }
.tree-line:hover { background: var(--surface-elevated); }
.tree-toggle-btn { display: inline-flex; align-items: center; justify-content: center; width: 14px; height: 14px; margin-left: -16px; background: none; border: none; color: var(--text-muted); cursor: pointer; transition: transform 0.15s ease, color 0.15s ease; vertical-align: middle; padding: 0; }
.tree-toggle-btn:hover { color: var(--brand); }
.tree-toggle-btn.collapsed { transform: rotate(-90deg); }
.tree-key { font-weight: 600; color: var(--text-primary); cursor: pointer; }
.tree-colon { color: var(--text-muted); margin-right: 0.15rem; }
.tree-val-string { color: #059669; word-break: break-all; }
[data-theme="dark"] .tree-val-string { color: #34D399; }
.tree-val-number { color: #2563EB; }
[data-theme="dark"] .tree-val-number { color: #60A5FA; }
.tree-val-boolean { color: #7C3AED; font-weight: 600; }
[data-theme="dark"] .tree-val-boolean { color: #A78BFA; }
.tree-val-null { color: #D97706; font-style: italic; }
[data-theme="dark"] .tree-val-null { color: #FBBF24; }
.tree-bracket { color: var(--text-secondary); font-weight: 600; }
.tree-meta-badge { display: inline-block; font-size: 0.7rem; padding: 0 0.35rem; border-radius: 3px; background: var(--surface-elevated); color: var(--text-muted); margin-left: 0.35rem; user-select: none; }
.tree-node-children.collapsed { display: none; }
.tree-node-actions { opacity: 0; display: inline-flex; align-items: center; gap: 0.25rem; margin-left: 0.5rem; transition: opacity 0.12s ease; }
.tree-line:hover .tree-node-actions { opacity: 1; }
.btn-copy-node-path { padding: 0 0.35rem; font-size: 0.68rem; border-radius: 3px; background: var(--surface-elevated); border: 1px solid var(--border); color: var(--text-secondary); cursor: pointer; transition: all 0.12s ease; }
.btn-copy-node-path:hover { background: var(--brand-soft); border-color: var(--brand); color: var(--brand); }
.tree-highlight-match { background: rgba(244, 81, 30, 0.25); border-radius: 2px; padding: 0 2px; outline: 1px solid var(--brand); }
.json-table-wrapper { width: 100%; overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.json-data-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; font-family: 'JetBrains Mono', ui-monospace, monospace; text-align: left; }
.json-data-table th,   .json-data-table td { padding: 0.65rem 0.9rem; border-bottom: 1px solid var(--border); max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.json-data-table th { background: var(--surface-elevated); color: var(--text-secondary); font-weight: 600; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.04em; position: sticky; top: 0; z-index: 1; }
.json-data-table tr:hover td { background: var(--surface-elevated); }
.stats-metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 0.85rem; margin-bottom: 1.25rem; }
.stat-metric-card { background: var(--surface-elevated); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 0.85rem; text-align: center; }
.stat-metric-val { font-size: 1.35rem; font-weight: 700; color: var(--text-primary); font-feature-settings: 'tnum'; }
.stat-metric-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.25rem; }
.formatted-code-pre { margin: 0; padding: 0; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.84rem; line-height: 1.6; color: var(--text-primary); white-space: pre-wrap; word-break: break-all; }
.visualizer-empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 4rem 1.5rem; color: var(--text-muted); height: 100%; }
.visualizer-empty-state iconify-icon { margin-bottom: 0.75rem; color: var(--text-muted); opacity: 0.5; }
.visualizer-empty-title { font-size: 0.95rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.35rem; }
.visualizer-empty-desc { font-size: 0.82rem; max-width: 320px; line-height: 1.5; }
.pane-header-actions { display: flex; align-items: center; gap: 0.35rem; }
.tree-filter-bar { margin: -1.15rem -1.15rem 1rem; }
.table-view-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.table-summary-text { font-size: 0.78rem; color: var(--text-secondary); }
.stats-card { background: var(--surface-elevated); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 1rem; }
.stats-card h4 { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.5rem; }
#stats-breakdown-mount { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.6; }
@container (max-width: 939px) {
  .visualizer-workspace-grid { grid-template-columns: 1fr; }
}