/* Mindmap Editor Styles — adapted for piclaw */

:root {
  --node-bg: var(--bg-primary, #1e1e1e);
  --node-fg: var(--text-primary, #d4d4d4);
  --node-border: color-mix(in srgb, var(--accent-color, #1d9bf0) 75%, var(--bg-primary, #1e1e1e));
  --node-selected-bg: #123b5d;
  --node-selected-fg: #ffffff;
  --node-selected-border: var(--accent-color, #1d9bf0);
  --link-color: color-mix(in srgb, var(--text-secondary, #858585) 78%, transparent);
  --crosslink-color: var(--accent-color, #4fc1ff);
  --toolbar-bg: var(--bg-secondary, #252526);
  --toolbar-fg: var(--text-primary, #cccccc);
}

* { box-sizing: border-box; }

#mindmap-container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background: var(--bg-primary, #1e1e1e);
  font-family: var(--font-family, system-ui, sans-serif);
  font-size: 13px;
  color: var(--node-fg);
}

#mindmap-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.node { cursor: pointer; }

.node rect {
  fill: var(--node-bg);
  stroke: var(--node-border);
  stroke-width: 1.25px;
  rx: 8px;
  ry: 8px;
  transition: fill 0.15s, stroke 0.15s, box-shadow 0.15s;
}

.node.selected rect {
  fill: var(--node-selected-bg);
  stroke: var(--node-selected-border);
  stroke-width: 2px;
}

.node.selected .node-text,
.node.selected .node-text * {
  color: var(--node-selected-fg) !important;
}

.node.selected .node-text code {
  background: color-mix(in srgb, var(--node-selected-fg) 16%, transparent);
}

.node.selected .node-text .image-placeholder {
  opacity: 0.9;
}

.node.editing rect { stroke-dasharray: 4 2; }

.node.drag-over rect,
.node.link-target rect {
  stroke: var(--crosslink-color);
  stroke-width: 3px;
}

.node text {
  fill: var(--node-fg);
  font-size: 13px;
  dominant-baseline: middle;
  pointer-events: none;
}

.node image, .node-content, .node-text { pointer-events: none; }
.node-text { user-select: none; }
.node-text strong { font-weight: bold; }
.node-text em { font-style: italic; }

.node-text code {
  background: rgba(128, 128, 128, 0.2);
  padding: 1px 4px;
  border-radius: 3px;
  font-family: var(--font-mono, monospace);
  font-size: 12px;
}

.node-text a {
  color: var(--crosslink-color);
  text-decoration: underline;
  pointer-events: auto;
  cursor: pointer;
}

.node-text .inline-image { max-height: 48px; max-width: 120px; border-radius: 3px; }
.node-text .image-placeholder { color: var(--text-secondary); font-style: italic; font-size: 11px; }

.link {
  fill: none;
  stroke: var(--link-color);
  stroke-width: 1.5px;
  stroke-opacity: 0.6;
}

.crosslink {
  fill: none;
  stroke: var(--crosslink-color);
  stroke-width: 2px;
  stroke-dasharray: 6 3;
  stroke-opacity: 0.8;
}

.link-preview { pointer-events: none; }
body.creating-link, body.creating-link .node { cursor: crosshair; }
.crosslink-label { fill: var(--crosslink-color); font-size: 11px; font-style: italic; }
.arrow-marker { fill: var(--crosslink-color); }

#node-overlay { position: absolute; top: 0; left: 0; pointer-events: none; }

.node-editor {
  position: absolute;
  min-width: 80px;
  min-height: 24px;
  padding: 4px 8px;
  background: var(--node-bg);
  border: 2px solid var(--node-border);
  border-radius: 6px;
  color: var(--node-fg);
  font-size: 13px;
  outline: none;
  pointer-events: auto;
  white-space: pre-wrap;
  overflow: hidden;
}
.node-editor:focus { border-color: var(--crosslink-color); }

#toolbar,
.mindmap-toolbar {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  gap: 4px;
  padding: 6px 8px;
  background: color-mix(in srgb, var(--toolbar-bg) 94%, transparent);
  border-bottom-left-radius: 6px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  flex-wrap: wrap;
  max-width: min(92vw, 920px);
  z-index: 10;
}

#toolbar button, #toolbar select,
.mindmap-toolbar button, .mindmap-toolbar select {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 24px;
  padding: 0 8px;
  border: none;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--toolbar-fg);
  cursor: pointer;
  font-size: 11px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  transition: background-color 0.15s, color 0.15s;
}
#toolbar button:hover, #toolbar select:hover,
.mindmap-toolbar button:hover, .mindmap-toolbar select:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}
#toolbar select, .mindmap-toolbar select {
  min-width: 148px;
  justify-content: flex-start;
}

#help-panel {
  position: absolute;
  bottom: 10px;
  left: 10px;
  padding: 12px 16px;
  background: var(--toolbar-bg);
  border-radius: var(--radius-md, 6px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  font-size: 12px;
}
#help-panel.hidden { display: none; }
#help-panel h3 { margin: 0 0 8px 0; font-size: 13px; }
#help-panel ul { margin: 0; padding: 0; list-style: none; }
#help-panel li { margin: 4px 0; }
#help-panel kbd {
  display: inline-block;
  padding: 2px 6px;
  background: var(--bg-hover, #3a3d41);
  border-radius: 3px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
}

/* Light theme */
#mindmap-container.light {
  --node-bg: #ffffff;
  --node-fg: #1f2937;
  --node-border: #8fbfe8;
  --node-selected-bg: #e8f3ff;
  --node-selected-fg: #102a43;
  --node-selected-border: #2893e1;
  --link-color: #b8c2cc;
  --toolbar-bg: #f6f8fb;
}

#mindmap-svg g.zoom-container { transition: transform 0.2s ease-out; }
.loading { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--node-fg); opacity: 0.6; }
.selection-box { fill: var(--node-border); fill-opacity: 0.1; stroke: var(--node-border); stroke-width: 1; stroke-dasharray: 4 2; }

#context-menu {
  position: absolute;
  background: color-mix(in srgb, var(--toolbar-bg) 94%, transparent);
  border: 1px solid color-mix(in srgb, var(--border-color, #454545) 92%, transparent);
  border-radius: 12px;
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.22);
  padding: 6px;
  min-width: 180px;
  z-index: 1000;
}
#context-menu.hidden { display: none; }
#context-menu button {
  display: block;
  width: 100%;
  padding: 8px 12px;
  background: transparent;
  color: var(--toolbar-fg);
  border: none;
  border-radius: 8px;
  text-align: left;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
}
#context-menu button:hover { background: var(--bg-hover, #2a2d2e); }
#context-menu button:disabled { opacity: 0.5; cursor: default; }
#context-menu hr { border: none; border-top: 1px solid var(--border-color, #454545); margin: 4px 0; }