/* ═══════════════════════════════════════════════════════════════
   Mermaid Studio – Stylesheet
   100 % lokal, keine externen Referenzen, keine Webfonts.
   ═══════════════════════════════════════════════════════════════ */

/* ── Design-Tokens ─────────────────────────────────────────────── */
:root {
  --sb-thumb: #5b5bd6; --sb-track: #eceef6;
  --bg: #f4f5f8;
  --panel: #ffffff;
  --panel-2: #fafbfd;
  --border: #e3e6ec;
  --border-strong: #cfd4de;
  --text: #1b2130;
  --text-2: #4a5266;
  --muted: #7b849b;
  --accent: #4f46e5;
  --accent-hov: #4338ca;
  --accent-soft: #eef0fe;
  --accent-cont: #ffffff;
  --danger: #dc2626;
  --danger-soft: #fdecec;
  --ok: #16a34a;
  --ok-soft: #e8f7ee;
  --warn: #b45309;
  --warn-soft: #fdf3e3;
  --shadow-pop: 0 4px 10px rgba(16, 24, 40, .06), 0 12px 32px rgba(16, 24, 40, .12);
  --shadow-dlg: 0 24px 64px -12px rgba(16, 24, 40, .28);
  --radius: 12px;
  --radius-s: 8px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --preview-bg: #ffffff;
  --preview-dot: rgba(15, 23, 42, .085);
  /* CodeMirror-Tokens */
  --tk-key: #7c3aed;
  --tk-key2: #2563eb;
  --tk-com: #94a3b8;
  --tk-str: #059669;
  --tk-num: #c2410c;
  --tk-op: #db2777;
  --tk-attr: #b45309;
  --tk-var: #334155;
  --tk-meta: #0e7490;
}

[data-theme="dark"] {
  --sb-thumb: #8f8ff0; --sb-track: #232a3b;
  --bg: #0d1220;
  --panel: #141a2b;
  --panel-2: #101627;
  --border: #232c45;
  --border-strong: #33405f;
  --text: #e6eaf3;
  --text-2: #b6bfd2;
  --muted: #7e88a1;
  --accent: #6d6af8;
  --accent-hov: #8583fa;
  --accent-soft: #1e2246;
  --danger: #f87171;
  --danger-soft: #3a1a1d;
  --ok: #4ade80;
  --ok-soft: #12291b;
  --warn: #fbbf24;
  --warn-soft: #33240a;
  --shadow-pop: 0 4px 10px rgba(0, 0, 0, .35), 0 12px 32px rgba(0, 0, 0, .5);
  --shadow-dlg: 0 24px 64px -12px rgba(0, 0, 0, .65);
  --tk-key: #a78bfa;
  --tk-key2: #60a5fa;
  --tk-com: #5d6780;
  --tk-str: #34d399;
  --tk-num: #fb923c;
  --tk-op: #f472b6;
  --tk-attr: #fbbf24;
  --tk-var: #cbd5e1;
  --tk-meta: #22d3ee;
}

/* Vorschau-Fläche dunkel, wenn Mermaid-Theme dunkel zeichnet.
   Helle Mermaid-Themes zeichnen immer auf weißem „Papier“ – auch im dunklen UI
   (Kontrast garantiert, wie ein Blatt im dunklen Raum). */
.preview-canvas[data-mtheme="dark"],
.preview-canvas[data-mtheme="neo-dark"],
.preview-canvas[data-mtheme="redux-dark"],
.preview-canvas[data-mtheme="redux-dark-color"],
.preview-canvas[data-mtheme="forest"] {
  --preview-bg: #1a1a2e;
  --preview-dot: rgba(255, 255, 255, .07);
}

/* ── Basis ─────────────────────────────────────────────────────── */
* { box-sizing: border-box; }
/* hidden-Attribut hat Vorrang vor jedem display (auch .empty-state/.popover) */
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
::selection { background: color-mix(in srgb, var(--accent) 25%, transparent); }
svg.ic { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; flex: none; }
svg.ic-s { width: 12px; height: 12px; margin-left: 4px; }
kbd {
  font-family: var(--mono); font-size: 10.5px; padding: 2px 6px;
  border: 1px solid var(--border-strong); border-bottom-width: 2px;
  border-radius: 5px; color: var(--muted); background: var(--panel-2);
}

/* ── Header ────────────────────────────────────────────────────── */
.app-header {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  height: 54px; padding: 0 14px;
  background: var(--panel); border-bottom: 1px solid var(--border);
  flex: none; z-index: 40;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand-logo { display: grid; place-items: center; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.brand-name { font-weight: 700; font-size: 14.5px; letter-spacing: .1px; }
.brand-doc {
  font-size: 11.5px; color: var(--muted); max-width: 260px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.header-actions { display: flex; align-items: center; gap: 8px; }
.hdr-sep { width: 1px; height: 22px; background: var(--border); margin: 0 2px; }

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  height: 32px; padding: 0 12px;
  font: inherit; font-size: 13px; font-weight: 550; color: var(--text-2);
  background: transparent; border: 1px solid transparent; border-radius: var(--radius-s);
  cursor: pointer; user-select: none; white-space: nowrap;
  transition: background .12s, border-color .12s, color .12s;
}
.btn:hover { background: var(--accent-soft); color: var(--text); border-color: color-mix(in srgb, var(--accent) 22%, transparent); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn-primary { background: var(--accent); color: var(--accent-cont); }
.btn-primary:hover { background: var(--accent-hov); color: var(--accent-cont); border-color: transparent; }
.btn-toggle { height: 26px; font-size: 12px; }
.btn-toggle.active { background: var(--accent); color: var(--accent-cont); border-color: transparent; }
.btn-icon { width: 32px; padding: 0; justify-content: center; }
.btn-icon .ic { width: 17px; height: 17px; }
.btn-small { height: 26px; padding: 0 8px; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; margin-bottom: 12px; }
[data-theme="dark"] .ic-sun { display: none; }
:root:not([data-theme="dark"]) .ic-moon { display: block; }
html:not([data-theme="dark"]) .ic-sun { display: none; }
html[data-theme="dark"] .ic-moon { display: none; }
html[data-theme="dark"] .ic-sun { display: block; }

/* ── Export-Popover ────────────────────────────────────────────── */
.export-wrap { position: relative; }
.popover {
  position: absolute; right: 0; top: calc(100% + 8px);
  min-width: 320px; padding: 6px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-pop);
  z-index: 100; display: flex; flex-direction: column;
}
.pop-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 10px; font: inherit; font-size: 13px; color: var(--text-2);
  background: none; border: 0; border-radius: var(--radius-s); cursor: pointer; text-align: left;
}
.pop-item:hover { background: var(--accent-soft); color: var(--text); }
.pop-item strong { color: var(--text); font-weight: 650; }
.pop-item kbd { margin-left: auto; }
.pop-sep { height: 1px; background: var(--border); margin: 5px 8px; }
.pop-row {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  font-size: 12.5px; color: var(--text-2);
}
.pop-row label { font-weight: 650; color: var(--text); }
.pop-row select {
  font: inherit; font-size: 12px; padding: 3px 6px;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border-strong); border-radius: 6px;
}
.pop-row .btn { margin-left: auto; border: 1px solid var(--border-strong); }

/* ── Workspace / Panes ─────────────────────────────────────────── */
.workspace { flex: 1; display: flex; min-height: 0; }
.pane { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--panel); }
.pane-editor { width: 36%; flex: none; min-width: 260px; } /* rechts, schmal */
.pane-preview { flex: 1; } /* links: Haupt-Arbeitsfläche */
.pane-header {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  height: 40px; padding: 0 10px 0 14px;
  border-bottom: 1px solid var(--border); background: var(--panel-2);
  flex: none;
}
.pane-title {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 700; letter-spacing: .6px;
  text-transform: uppercase; color: var(--muted);
}
.pane-title .ic { width: 14px; height: 14px; }
.pane-tools { display: inline-flex; align-items: center; gap: 4px; }
.pane-tools-sep { width: 1px; height: 18px; background: var(--border); margin: 0 4px; }
.select-inline {
  font: inherit; font-size: 12px; height: 26px; padding: 0 4px;
  color: var(--text-2); background: transparent;
  border: 1px solid transparent; border-radius: 6px; cursor: pointer;
}
.select-inline:hover { border-color: var(--border-strong); background: var(--panel); }
.select-inline:focus-visible { outline: 2px solid var(--accent); }

.splitter {
  width: 7px; flex: none; cursor: col-resize; position: relative; z-index: 5;
  background: var(--bg); border-left: 1px solid var(--border); border-right: 1px solid var(--border);
  transition: background .12s;
}
.splitter::after {
  content: ""; position: absolute; inset: 0 -3px; /* Klickbereich größer */
}
.splitter:hover, .splitter.active { background: var(--accent); }

/* ── Snippet-Leiste (Elemente einfügen) ────────────────────────── */
.snippet-bar {
  display: flex; align-items: center; gap: 5px; flex-wrap: nowrap; overflow-x: auto;
  padding: 6px 10px; border-bottom: 1px solid var(--border);
  background: var(--panel-2); flex: none; scrollbar-width: thin;
}
.snippet-bar::-webkit-scrollbar { height: 5px; }
.snippet-btn {
  flex: none; height: 26px; padding: 0 10px 0 8px;
  display: inline-flex; align-items: center; gap: 5px;
  font: inherit; font-size: 11.5px; font-weight: 550; color: var(--text-2);
  background: var(--panel); border: 1px solid var(--border-strong);
  border-radius: 999px; cursor: pointer; white-space: nowrap;
  transition: border-color .12s, color .12s, background .12s;
}
.snippet-btn .ic { width: 13px; height: 13px; stroke-width: 2; }
.snippet-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.snippet-sep { width: 1px; height: 16px; background: var(--border); flex: none; }
.builder-toggle .ic { width: 13px; height: 13px; }
.builder-toggle.active { background: var(--accent); color: var(--accent-cont); border-color: transparent; }

/* ── Baukasten-Panel ───────────────────────────────────────────── */
.builder {
  border-bottom: 1px solid var(--border); background: var(--panel-2);
  padding: 8px 12px; display: flex; flex-direction: column; gap: 6px; flex: none;
  max-height: 180px; overflow: auto;
}
.builder-tip {
  font-size: 11px; color: var(--muted);
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  border: 1px dashed color-mix(in srgb, var(--accent) 30%, var(--border));
  border-radius: var(--radius-s); padding: 5px 10px;
}
.builder-row { display: flex; align-items: flex-start; gap: 10px; }
.builder-cap {
  flex: none; width: 52px; padding-top: 4px;
  font-size: 10.5px; font-weight: 700; letter-spacing: .6px;
  text-transform: uppercase; color: var(--muted);
}
.builder-chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.builder-hint { font-size: 12px; color: var(--muted); padding: 4px 0; }
.chip {
  display: inline-flex; align-items: center; gap: 5px;
  max-width: 230px; padding: 3px 5px 3px 10px;
  background: var(--panel); border: 1px solid var(--border-strong);
  border-radius: 999px; font-size: 12px; color: var(--text);
}
.chip > span {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer;
}
.chip > span:hover { color: var(--accent); }
.chip-x {
  border: 0; background: transparent; color: var(--muted);
  font-size: 14px; line-height: 1; cursor: pointer; padding: 0 5px; border-radius: 50%;
}
.chip-x:hover { color: var(--danger); background: var(--danger-soft); }
.chip-edge > span { font-family: var(--mono); font-size: 11px; cursor: default; }

/* Farbwahl (Swatches) */
.swatches { display: flex; flex-wrap: wrap; gap: 7px; padding: 2px 0; }
.swatch {
  width: 26px; height: 26px; border-radius: 50%;
  border: 2px solid var(--border-strong); cursor: pointer; padding: 0;
  transition: transform .1s, box-shadow .1s;
}
.swatch:hover { transform: scale(1.12); }
.swatch.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent);
}
.swatch-none {
  background: var(--panel-2);
  position: relative;
}
.swatch-none::after {
  content: ""; position: absolute; inset: 45% -3px; height: 2px;
  background: var(--danger); transform: rotate(-45deg); border-radius: 2px;
}

/* ── Editor (CodeMirror) ───────────────────────────────────────── */
.editor-host { flex: 1; min-height: 0; position: relative; }
.CodeMirror {
  height: 100% !important;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  background: var(--panel);
  color: var(--tk-var);
}
.CodeMirror-gutters {
  background: var(--panel); border-right: 1px solid var(--border);
  padding-right: 4px;
}
.CodeMirror-linenumber { color: var(--muted); font-size: 11.5px; opacity: .75; }
.CodeMirror-cursor { border-left: 2px solid var(--accent); }
.CodeMirror-selected { background: color-mix(in srgb, var(--accent) 18%, transparent) !important; }
.CodeMirror-focused .CodeMirror-selected { background: color-mix(in srgb, var(--accent) 22%, transparent) !important; }
.CodeMirror-activeline-background { background: color-mix(in srgb, var(--accent) 5%, transparent); }
.CodeMirror-activeline .CodeMirror-linenumber { opacity: 1; font-weight: 600; }
.CodeMirror-matchingbracket {
  color: var(--accent) !important; font-weight: 700;
  border-bottom: 2px solid var(--accent);
}
.cm-error-line { background: var(--danger-soft) !important; }
.CodeMirror-placeholder { color: var(--muted); font-style: italic; }
/* Token-Farben */
.cm-keyword { color: var(--tk-key); font-weight: 650; }
.cm-keyword-2 { color: var(--tk-key2); }
.cm-comment { color: var(--tk-com); font-style: italic; }
.cm-string { color: var(--tk-str); }
.cm-number { color: var(--tk-num); }
.cm-operator { color: var(--tk-op); font-weight: 650; }
.cm-attribute { color: var(--tk-attr); }
.cm-meta { color: var(--tk-meta); font-weight: 600; }
.cm-variable { color: var(--tk-var); }
/* CodeMirror-Dialog (Suche) */
.CodeMirror-dialog {
  font: inherit; font-size: 12.5px; color: var(--text-2);
  background: var(--panel); border-bottom: 1px solid var(--border);
  padding: 6px 10px;
}
.CodeMirror-dialog input {
  font-family: var(--mono); font-size: 12.5px; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border-strong); border-radius: 5px; padding: 3px 6px;
}

/* ── Vorschau ──────────────────────────────────────────────────── */
.preview-scroll {
  flex: 1; position: relative; overflow: hidden;
  background-color: var(--preview-bg);
  background-image: radial-gradient(var(--preview-dot) 1px, transparent 1.2px);
  background-size: 22px 22px;
  cursor: grab;
}
.preview-scroll.dragging { cursor: grabbing; }
.preview-canvas {
  position: absolute; left: 0; top: 0;
  transform-origin: 0 0; will-change: transform;
}
.preview-canvas > svg { display: block; }
.preview-canvas > svg .er { min-height: 0; } /* ER-Fix */
/* Textfarbe innerhalb der Papierfläche fixieren (unabhängig vom UI-Modus) */
.preview-canvas { color: #1b2230; }
.preview-canvas[data-mtheme="dark"], .preview-canvas[data-mtheme="neo-dark"],
.preview-canvas[data-mtheme="redux-dark"], .preview-canvas[data-mtheme="redux-dark-color"],
.preview-canvas[data-mtheme="forest"] { color: #e7ebf5; }

/* ── Interaktives Bearbeiten auf der Fläche ────────────────────── */
.preview-scroll.drop-hover {
  outline: 2.5px dashed var(--accent);
  outline-offset: -6px;
  background-color: color-mix(in srgb, var(--accent) 5%, var(--preview-bg));
}
.preview-scroll.interactive { cursor: default; }
.preview-scroll.interactive g.ia-node { cursor: grab; }
.preview-scroll.interactive path.ia-edge { cursor: pointer; }
.preview-scroll.interactive g.ia-node:hover > rect,
.preview-scroll.interactive g.ia-node:hover > polygon,
.preview-scroll.interactive g.ia-node:hover > circle,
.preview-scroll.interactive g.ia-node:hover > path {
  filter: drop-shadow(0 0 3px color-mix(in srgb, var(--accent) 80%, transparent));
}
.preview-scroll.interactive g.ia-node:active { cursor: grabbing; }
g.dragging-node {
  opacity: .85;
  /* Während des Ziehens für den Treffertest durchlässig machen,
     damit elementFromPoint den Knoten DARUNTER findet (Kante verbinden). */
  pointer-events: none;
}
g.dragging-node > rect,
g.dragging-node > polygon,
g.dragging-node > circle,
g.dragging-node > path {
  stroke: var(--accent) !important;
  stroke-width: 2.5px !important;
}
g.connect-target > rect,
g.connect-target > polygon,
g.connect-target > circle,
g.connect-target > path {
  stroke: var(--accent) !important;
  stroke-width: 3px !important;
  filter: drop-shadow(0 0 6px color-mix(in srgb, var(--accent) 70%, transparent));
}
.temp-edge-layer {
  position: fixed; inset: 0; width: 100vw; height: 100vh;
  pointer-events: none; z-index: 250;
}
.ctx-popover {
  position: fixed; z-index: 260; min-width: 200px; padding: 5px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-pop);
  display: flex; flex-direction: column;
}
.ctx-popover .pop-item { padding: 7px 10px; font-size: 12.5px; }

/* Leerzustand */
.empty-state {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 6px;
  text-align: center; padding: 24px;
  background: color-mix(in srgb, var(--preview-bg) 60%, transparent);
}
.empty-state h2 { margin: 14px 0 0; font-size: 16px; font-weight: 700; }
.empty-state p { margin: 0 0 10px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.empty-state .btn-primary { pointer-events: auto; }
.empty-actions { display: inline-flex; gap: 8px; margin-top: 4px; }
.es-box { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 1.4; }
.es-line { stroke: var(--accent); stroke-width: 1.6; }
.es-dot { fill: var(--warn); }

/* Fehlerzustand */
.error-state {
  position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%);
  max-width: min(720px, calc(100% - 36px));
  padding: 12px 16px;
  background: var(--panel); border: 1px solid color-mix(in srgb, var(--danger) 40%, var(--border));
  border-radius: var(--radius); box-shadow: var(--shadow-pop);
  display: flex; flex-direction: column; gap: 8px;
}
.error-head { display: flex; align-items: center; gap: 8px; color: var(--danger); font-size: 13px; }
.error-head .ic { width: 18px; height: 18px; }
.error-text {
  margin: 0; max-height: 140px; overflow: auto;
  font-family: var(--mono); font-size: 11.5px; line-height: 1.55;
  color: var(--text-2); white-space: pre-wrap; word-break: break-word;
}

/* ── Statusleiste ──────────────────────────────────────────────── */
.status-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  height: 28px; padding: 0 12px; flex: none;
  background: var(--panel-2); border-top: 1px solid var(--border);
  font-size: 11.5px; color: var(--muted); z-index: 30;
}
.status-left, .status-right { display: flex; align-items: center; gap: 12px; min-width: 0; }
.status-msg { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 46vw; }
.status-left .status-msg.err { color: var(--danger); }
.status-type { font-weight: 650; color: var(--text-2); }
.status-right { font-variant-numeric: tabular-nums; white-space: nowrap; }
.status-version { opacity: .8; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; }
.dot-ok { background: var(--ok); }
.dot-err { background: var(--danger); }
.dot-busy { background: var(--warn); animation: pulse 1s infinite alternate; }
@keyframes pulse { from { opacity: .4; } to { opacity: 1; } }

/* ── Dialoge ───────────────────────────────────────────────────── */
.dlg {
  margin: auto; padding: 0; border: 1px solid var(--border);
  border-radius: 16px; background: var(--panel); color: var(--text);
  box-shadow: var(--shadow-dlg); max-width: 560px; width: calc(100vw - 48px);
}
.dlg-wide { max-width: 860px; }
.dlg::backdrop { background: rgba(10, 14, 26, .5); backdrop-filter: blur(2px); }
.dlg-head {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 20px 56px 10px 22px; flex-direction: column; position: relative;
}
.dlg-head h2 { margin: 0; font-size: 17px; }
.dlg-sub { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.dlg-close { position: absolute; right: 14px; top: 14px; }
.dlg-body { padding: 10px 22px 22px; max-height: min(66vh, 640px); overflow: auto; }
#tplSearch { margin: 0 22px 14px; }
#dlgTemplates .dlg-body { padding-top: 4px; }
#dlgTemplates .dlg-body::-webkit-scrollbar,
.dlg-body::-webkit-scrollbar { width: 8px; }
.dlg-body::-webkit-scrollbar-thumb {
  background: var(--border-strong); border-radius: 4px;
}

/* Vorlagen-Raster */
#tplSearch { margin: 0 20px 12px; }
.tpl-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 10px;
}
.tpl-card {
  display: flex; flex-direction: column; gap: 6px; text-align: left;
  padding: 13px 14px; font: inherit; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: var(--radius); cursor: pointer;
  transition: border-color .12s, background .12s, transform .08s;
}
.tpl-card:hover { border-color: var(--accent); background: var(--accent-soft); transform: translateY(-1px); }
.tpl-card:active { transform: translateY(0); }
.tpl-card-tt { display: flex; align-items: center; gap: 8px; }
.tpl-badge {
  font-family: var(--mono); font-size: 10px; font-weight: 600; letter-spacing: .4px;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 13%, transparent);
  padding: 2px 7px; border-radius: 5px; text-transform: uppercase;
}
.tpl-beta { color: var(--warn); background: var(--warn-soft); }
.tpl-card h3 { margin: 0; font-size: 13.5px; font-weight: 650; }
.tpl-card p { margin: 0; font-size: 11.5px; color: var(--muted); line-height: 1.45; }
.tpl-group {
  grid-column: 1 / -1; margin-top: 10px;
  font-size: 11px; font-weight: 700; letter-spacing: .8px; text-transform: uppercase;
  color: var(--muted);
}
.tpl-group:first-child { margin-top: 0; }

/* Dokumentenliste */
.doc-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.doc-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-s);
  background: var(--panel-2);
}
.doc-item.active { border-color: var(--accent); background: var(--accent-soft); }
.doc-item-main { flex: 1; min-width: 0; cursor: pointer; }
.doc-item-name { font-weight: 600; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-item-meta { font-size: 11px; color: var(--muted); margin-top: 1px; }
.doc-item .btn-icon { width: 28px; height: 28px; }
.doc-item .btn-icon .ic { width: 15px; height: 15px; }
.doc-empty { color: var(--muted); text-align: center; padding: 18px 0; font-size: 13px; }

/* Einstellungen */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; }
.field > span { font-weight: 650; color: var(--text-2); }
.field-wide { grid-column: 1 / -1; }
.field-hint { font-size: 11px; color: var(--muted); font-weight: 400; }
.input {
  font: inherit; font-size: 13px; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border-strong);
  border-radius: var(--radius-s); padding: 8px 10px; width: 100%;
}
.input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
textarea.input { resize: vertical; }
.input.mono { font-family: var(--mono); font-size: 12px; }
.input.invalid { border-color: var(--danger); outline-color: var(--danger); }
.settings-footer { flex-direction: row; justify-content: flex-end; gap: 8px; margin-top: 4px; }
.app-credits p {
  margin: 0; font-size: 11.5px; line-height: 1.65; color: var(--muted); font-weight: 400;
}
.app-credits code { font-family: var(--mono); font-size: 10.5px; }

/* ── Drag & Drop ───────────────────────────────────────────────── */
.drop-overlay {
  position: fixed; inset: 0; z-index: 200; padding: 18px;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(3px);
}
.drop-card {
  height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  border: 2px dashed var(--accent); border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 62%, transparent);
  color: var(--text);
}
.drop-card .ic { width: 40px; height: 40px; color: var(--accent); }
.drop-card strong { font-size: 17px; }
.drop-card span { color: var(--muted); font-size: 13px; font-family: var(--mono); }

/* ── Toasts ────────────────────────────────────────────────────── */
.toasts {
  position: fixed; right: 16px; bottom: 40px; z-index: 300;
  display: flex; flex-direction: column; gap: 8px; pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 10px;
  max-width: 380px; padding: 10px 14px;
  background: var(--panel); border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-s); box-shadow: var(--shadow-pop);
  font-size: 13px; color: var(--text-2);
  animation: toast-in .18s ease-out;
}
.toast-ok { border-left-color: var(--ok); }
.toast-err { border-left-color: var(--danger); }
.toast-warn { border-left-color: var(--warn); }
.toast.leaving { animation: toast-out .16s ease-in forwards; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes toast-out { to { opacity: 0; transform: translateY(6px); } }

/* ── Kleine Screens ────────────────────────────────────────────── */
@media (max-width: 880px) {
  .workspace { flex-direction: column; }
  .pane-editor { width: 100%; height: 44%; }
  .splitter { display: none; }
  .btn span { display: none; }
  .settings-grid { grid-template-columns: 1fr; }
}

/* Sichtbare Elementbibliothek und nutzbarer Arbeitsbereich auf kleinen Geräten. */
.drawing-workspace { display: flex; flex: 1; min-height: 0; min-width: 0; }
.element-library {
  width: 176px; flex: none; padding: 14px 10px; overflow-y: auto;
  border-right: 1px solid var(--border); background: var(--panel-2);
  display: flex; flex-direction: column; gap: 10px;
}
.library-heading { display: flex; flex-direction: column; gap: 4px; }
.library-heading strong { font-size: 14px; }
.library-heading span, .library-label, .library-note { font-size: 11px; color: var(--text-2); }
.library-label { margin-top: 6px; }
.element-library .input { font-size: 12px; padding: 8px 6px; }
.element-library .snippet-bar {
  flex-direction: column; align-items: stretch; flex-wrap: nowrap;
  overflow: visible; padding: 2px 0; border: 0; gap: 7px;
}
.element-library .snippet-btn {
  border-radius: 9px; min-height: 42px; height: auto; padding: 10px;
  font-size: 12px; white-space: normal; text-align: left;
}
.element-library .snippet-btn .ic { width: 23px; height: 23px; flex: none; margin-right: 4px; }
.element-library .snippet-sep { height: 1px; width: 100%; margin: 3px 0; background: var(--border); }
.element-library .builder-toggle { height: 34px; justify-content: flex-start; }
.library-note { line-height: 1.7; margin: 5px 0 0; }
.preview-scroll { min-width: 0; touch-action: none; }
.preview-scroll[data-mtheme="dark"], .preview-scroll[data-mtheme="neo-dark"],
.preview-scroll[data-mtheme="redux-dark-color"] { --preview-bg: #1a1a2e; --preview-dot: rgba(255,255,255,.07); }
.pane-preview > .pane-header { height: auto; min-height: 44px; flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.pane-preview .pane-tools { flex-wrap: wrap; }
.btn:disabled { opacity: .4; cursor: default; }
button:focus-visible, [role="button"]:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.status-saved.err { color: var(--danger); }
.error-help { margin: 0; font-size: 12px; color: var(--text-2); line-height: 1.5; }
#tplSearch { width: calc(100% - 44px); }
.empty-actions { flex-wrap: wrap; justify-content: center; }
@media (max-width: 1100px) {
  .pane-editor { width: 30%; }
  .pane-title { font-size: 10px; }
  .pane-tools-sep { margin: 0 2px; }
  .select-inline { max-width: 110px; }
}
@media (max-width: 880px) {
  .app-header { height: auto; min-height: 58px; flex-wrap: wrap; padding: 10px; gap: 10px; }
  .header-actions { flex-wrap: wrap; gap: 5px; }
  .btn span { display: inline; }
  .pane-editor { width: 100% !important; min-width: 0; height: 32%; }
  .pane-preview { min-height: 0; }
  .status-bar { gap: 5px; padding: 0 6px; }
  .status-version, #statusCount { display: none; }
  .status-left, .status-right { gap: 6px; }
  .status-msg { max-width: 24vw; }
  .element-library { width: 146px; padding: 10px 8px; }
  .empty-state { padding: 12px; }
  .empty-state > svg { width: 80px; }
  .empty-state h2 { font-size: 14px; margin-top: 4px; }
  .empty-state p { font-size: 12px; }
}
@media (max-width: 540px) {
  .brand-doc { max-width: 180px; }
  .header-actions .btn { padding: 5px 8px; font-size: 12px; }
  .drawing-workspace { flex-direction: column; }
  .element-library { width: 100%; max-height: 148px; overflow: auto; padding: 8px; gap: 6px; border-right: 0; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: 1fr 1fr; }
  .library-heading, .library-label, .library-note { display: none; }
  .element-library .snippet-bar { grid-column: 1 / -1; flex-direction: row; overflow-x: auto; }
  .element-library .snippet-btn { white-space: nowrap; min-height: 38px; }
  .element-library .snippet-btn .ic { width: 18px; height: 18px; }
  .element-library .snippet-sep { display: none; }
  .pane-header { padding-left: 8px; }
  .empty-state > svg { display: none; }
  .empty-state p { margin-bottom: 2px; }
  .status-type { display: none; }
  .popover { position: fixed; left: 8px; right: 8px; top: 110px; width: auto; }
  .pop-row { flex-wrap: wrap; }
  .error-state { max-height: 90%; overflow: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Dialog-Rahmen: einheitlicher Innenabstand, fester Kopf, scrollender Inhalt. */
.dlg { max-height: calc(100dvh - 32px); overflow: hidden; }
.dlg[open] { display: flex; flex-direction: column; }
.dlg-head { flex: none; padding: 22px 58px 16px 24px; gap: 6px; }
.dlg-sub { margin-top: 0; line-height: 1.5; }
.dlg-body { min-height: 0; flex: 1; padding: 8px 24px 24px; overflow-y: auto; }
.dlg-wide { max-width: 920px; }
#dlgTemplates #tplSearch { width: calc(100% - 48px); flex: none; margin: 0 24px 16px; }
#dlgTemplates .tpl-grid { padding-top: 0; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 12px; }
.tpl-card { min-width: 0; padding: 16px; gap: 9px; }
.tpl-card-tt { min-width: 0; flex-wrap: wrap; gap: 8px; }
.tpl-card h3 { font-size: 14px; line-height: 1.35; overflow-wrap: anywhere; }
.tpl-card p { font-size: 12px; line-height: 1.55; }
.tpl-badge { flex: none; text-transform: none; font-family: var(--sans); letter-spacing: 0; }
.tpl-group { margin-top: 12px; line-height: 1.5; }
.tpl-group:first-child { margin-top: 0; }
@media (max-width: 540px) {
  .dlg { width: calc(100vw - 24px); max-height: calc(100dvh - 24px); }
  .dlg-head { padding: 18px 52px 14px 18px; }
  .dlg-body { padding: 4px 18px 18px; }
  #dlgTemplates #tplSearch { width: calc(100% - 36px); margin: 0 18px 14px; }
  #dlgTemplates .tpl-grid { gap: 10px; }
  .tpl-card { padding: 14px; }
}

/* Palette: verstellbare Breite und Karten, deren Text im eigenen Feld bleibt. */
.element-library { width: var(--library-width, 176px); border-right: 0; }
.element-library .snippet-btn { width: 100%; min-width: 0; gap: 7px; align-items: center; }
.element-library .snippet-btn > span { min-width: 0; flex: 1; overflow-wrap: anywhere; hyphens: auto; line-height: 1.4; }
.element-library .snippet-btn .ic { margin-right: 0; }
.library-splitter {
  width: 7px; flex: none; cursor: col-resize; background: var(--panel-2);
  border-left: 1px solid var(--border); border-right: 1px solid var(--border);
  touch-action: none;
}
.library-splitter:hover, .library-splitter.active { background: var(--accent); }
.library-splitter:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
@media (max-width: 540px) {
  .element-library { width: 100%; }
  .library-splitter { display: none; }
  .element-library .snippet-btn { width: auto; }
  .element-library .snippet-btn > span { flex: none; white-space: nowrap; overflow-wrap: normal; hyphens: none; }
}

.preview-canvas > svg { overflow: visible; }
.palette-drag-preview {
  position: absolute; z-index: 15; transform: translate(-50%, -50%);
  display: flex; align-items: center; gap: 10px; pointer-events: none;
  max-width: 230px; padding: 15px 20px; border: 2px solid var(--accent);
  border-radius: 12px; background: var(--accent-soft); color: var(--text);
  box-shadow: var(--shadow-pop); font-weight: 600; font-size: 13px;
}
.palette-drag-preview .ic { flex: none; width: 28px; height: 28px; }
.palette-drag-preview span { overflow-wrap: anywhere; }

/* Source-based editing controls */
[hidden] { display: none !important; }
dialog.dialog { width: min(620px, 90vw); max-height: 85vh; overflow: auto; padding: 24px; }
dialog.dialog label { margin: 12px 0; }
dialog.dialog label .input { display: block; width: 100%; margin-top: 6px; }
.ia-node, .interactive g.node { cursor: pointer; }

/* Elementliste statt Dropdown: alle Möglichkeiten des Diagrammtyps sichtbar */
.snippet-caption { font-size: 11px; font-weight: 650; color: var(--text-2); text-transform: uppercase; letter-spacing: .04em; margin-top: 4px; }
.element-library .snippet-list { display: flex; flex-direction: column; gap: 5px; }
.element-library .snippet-list .snippet-btn { min-height: 34px; padding: 6px 9px; border-radius: 8px; }
.element-library .snippet-list .snippet-btn:hover { border-color: var(--accent); color: var(--text); }
.element-library .snippet-list .snippet-btn .ic { width: 18px; height: 18px; }
@media (max-width: 540px) {
  .element-library .snippet-caption { display: none; }
  .element-library .snippet-list { flex-direction: row; overflow-x: auto; }
}

/* Formular-Dialoge: Zeilenlisten, Mehrfachauswahl, Löschen */
.form-caption, dialog.dialog fieldset legend { font-size: 12px; font-weight: 600; color: var(--text-2); }
.form-rows { margin: 12px 0; }
.form-rows-list { display: flex; flex-direction: column; gap: 6px; margin: 6px 0 8px; }
.form-row { display: flex; gap: 6px; align-items: center; }
.form-row .input { flex: 1 1 0; width: 0; min-width: 0; margin-top: 0; padding-left: 8px; padding-right: 8px; }
.form-row .btn { flex: none; }
dialog.dialog fieldset.form-multi { margin: 12px 0; border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; display: flex; flex-direction: column; gap: 4px; }
dialog.dialog fieldset.form-multi label { margin: 0; font-size: 13px; }
.form-note { font-size: 12px; color: var(--text-2); }
dialog.dialog form .btn-danger { margin-right: auto; color: var(--danger); border-color: var(--danger); background: transparent; }
dialog.dialog form .btn-danger:hover { background: var(--danger); color: #fff; }
dialog.dialog form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: flex-end; }
dialog.dialog form > label, dialog.dialog form > .form-rows, dialog.dialog form > fieldset, dialog.dialog form > p { flex: 1 1 100%; min-width: 0; }
.form-rows { min-width: 0; }
.status-link { color: inherit; opacity: .8; margin-left: 10px; }

/* Scrollbars im Farbschema der Seite */
* { scrollbar-width: thin; scrollbar-color: var(--sb-thumb) var(--sb-track); }