/* workflow-canvas.css — Canvas + node styles (Phase G) */

:root {
  --wf-node-form:          #3b82f6;
  --wf-node-document:      #8b5cf6;
  --wf-node-notification:  #f59e0b;
  --wf-node-authorization: #ef4444;
  --wf-node-appointment:   #10b981;
  --wf-node-timer:         #6b7280;
  --wf-node-branch:        #f97316;
  --wf-node-fork:          #0891b2;
  --wf-node-join:          #0891b2;
  --wf-node-start:    #16a34a;
  --wf-node-reminder: #6366f1;
  --wf-node-end:      #374151;
}

/* Canvas wrapper */
#wf-canvas-wrap {
  display: flex;
  flex: 1;                /* füllt .wb-body (flex row) vollständig */
  width: 0;               /* flex-Trick: erlaubt Schrumpfen unter min-content */
  min-width: 300px;
  height: 100%;           /* füllt .wb-body-Höhe */
  position: relative;
  overflow: hidden;
  background: var(--ax-color-surface, var(--ax-bg-2, #f8fafc));
}

/* Toolbar */
.wf-toolbar {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 20;
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--ax-bg, #fff);
  border: 1px solid var(--ax-border, #e2e8f0);
  border-radius: 6px;
  padding: 6px 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}

.wf-toolbar__zoom {
  font-size: 12px;
  color: var(--ax-muted, #94a3b8);
  min-width: 36px;
  text-align: right;
}

/* Drawflow canvas fill */
#drawflow {
  flex: 1;
  width: 0;          /* flex-Trick */
  min-height: 0;
  height: 100%;
  position: relative;
}

/* Override Drawflow's default node style */
.drawflow-node {
  background: var(--ax-bg, #fff) !important;
  border-radius: 8px !important;
  border: 1px solid var(--ax-border, #e2e8f0) !important;
  width: auto !important;
  min-width: 100px !important;
  max-width: 180px !important;
  height: auto !important;
  min-height: 36px !important;
  box-shadow: 0 1px 3px rgba(0,0,0,.08) !important;
  padding: 6px 10px !important;
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 6px !important;
}

.drawflow-node.selected {
  border: 2px solid var(--ax-accent, #3b82f6) !important;
  box-shadow: 0 0 0 3px rgba(59,130,246,.2) !important;
}

.drawflow-node.wf-node--error {
  border: 2px solid var(--ax-danger, #ef4444) !important;
}

/* Ports genau auf der vertikalen Mitte der Node-Kante */
.drawflow .drawflow-node .inputs,
.drawflow .drawflow-node .outputs {
  position: absolute !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 4px !important;
}
/* Ports nach CSS-Klasse sortieren (output_1 oben, output_2 darunter, etc.) */
.drawflow .drawflow-node .output.output_1 { order: 1; }
.drawflow .drawflow-node .output.output_2 { order: 2; }
.drawflow .drawflow-node .output.output_3 { order: 3; }
.drawflow .drawflow-node .output.output_4 { order: 4; }
.drawflow .drawflow-node .output.output_5 { order: 5; }
.drawflow .drawflow-node .inputs  { left: -10px !important; }
.drawflow .drawflow-node .outputs { right: -10px !important; }

.drawflow .drawflow-node .input,
.drawflow .drawflow-node .output {
  position: relative !important;
  left: auto !important;
  right: auto !important;
  top: auto !important;
  margin: 0 !important;
}

/* Node icon */
.wf-node-icon {
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
  pointer-events: none;
}

/* Node title label */
.wf-node-title {
  font-size: 11px;
  line-height: 1.3;
  color: var(--ax-text, #1e293b);
  word-wrap: break-word;
  overflow-wrap: break-word;
  pointer-events: none;
}

/* Per-type icon colors */
.drawflow-node.wf-node--form          .wf-node-icon { color: var(--wf-node-form); }
.drawflow-node.wf-node--document      .wf-node-icon { color: var(--wf-node-document); }
.drawflow-node.wf-node--notification  .wf-node-icon { color: var(--wf-node-notification); }
.drawflow-node.wf-node--authorization .wf-node-icon { color: var(--wf-node-authorization); }
.drawflow-node.wf-node--appointment   .wf-node-icon { color: var(--wf-node-appointment); }
.drawflow-node.wf-node--timer         .wf-node-icon { color: var(--wf-node-timer); }
.drawflow-node.wf-node--reminder      .wf-node-icon { color: var(--wf-node-reminder); }
.drawflow-node.wf-node--start         .wf-node-icon { color: var(--wf-node-start); }
.drawflow-node.wf-node--end           .wf-node-icon { color: var(--wf-node-end); }
.drawflow-node.wf-node--branch        .wf-node-icon { color: var(--wf-node-branch); }
.drawflow-node.wf-node--fork          .wf-node-icon { color: var(--wf-node-fork); }
.drawflow-node.wf-node--join          .wf-node-icon { color: var(--wf-node-join); }

/* Validation badges */
.wf-node-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.wf-node-badge--error   { background: #ef4444; color: #fff; }
.wf-node-badge--warning { background: #f59e0b; color: #fff; }

/* Published/Locked: Nodes nicht verschiebbar, Connections nicht editierbar */
#drawflow.wf-canvas--locked .drawflow-node {
  cursor: default !important;
  user-select: none !important;
}
#drawflow.wf-canvas--locked .drawflow-node .input,
#drawflow.wf-canvas--locked .drawflow-node .output {
  pointer-events: none !important;
  cursor: default !important;
}
#drawflow.wf-canvas--locked .connection path {
  pointer-events: none !important;
}

/* Instance status styles */
.wf-node--completed   { opacity: .5; }
.wf-node--in_progress { box-shadow: 0 0 0 3px var(--ax-accent, #3b82f6) inset; }
.wf-node--skipped     { opacity: .3; text-decoration: line-through; }
.wf-node--rejected    { color: #ef4444; }

/* Property sidebar — floating window */
.wf-sidebar {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 480px;
  height: 70vh;
  max-height: calc(100% - 32px);
  background: var(--ax-bg, #fff);
  border: 1px solid var(--ax-border, #e2e8f0);
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,.15), 0 2px 8px rgba(0,0,0,.08);
  display: flex;
  flex-direction: column;
  z-index: 50;
  overflow: hidden;
  resize: both;
  min-width: 320px;
  min-height: 200px;
}

.wf-sidebar--hidden {
  display: none !important;
}

.wf-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--ax-border, #e2e8f0);
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
  cursor: grab;
  user-select: none;
  background: var(--ax-bg-subtle, #f8fafc);
  border-radius: 10px 10px 0 0;
}

.wf-sidebar__header:active {
  cursor: grabbing;
}

.wf-sidebar__close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ax-muted, #94a3b8);
  font-size: 16px;
  line-height: 1;
  padding: 2px;
}

.wf-sidebar__body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

/* Pfeilspitzen auf Drawflow-Verbindungspfaden */
.drawflow svg path.main-path {
  /* marker-end: url(#wf-arrow-head); — Pfeilspitzen deaktiviert */
  stroke: var(--ax-border, #94a3b8);
  stroke-width: 2;
}

/* Edge-Labels (gesetzt via renderEdgeLabels bei Conditions) */
.wf-edge-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--ax-bg, #fff);
  border: 1px solid var(--ax-border, #e2e8f0);
  border-radius: 4px;
  padding: 2px 7px;
  font-size: 11px;
  font-weight: 500;
  color: var(--ax-text, #1e293b);
  white-space: nowrap;
  pointer-events: none;
  z-index: 6;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}

/* ── Step-Config-Formulare in der Sidebar ─────────────────────────────────── */
.wf-cfg { display: flex; flex-direction: column; gap: 12px; }
.wf-cfg__field { display: flex; flex-direction: column; gap: 4px; }
.wf-cfg__field--checkbox { flex-direction: row; align-items: center; gap: 8px; }
.wf-cfg__label { font-size: 11px; font-weight: 600; color: var(--ax-muted, #94a3b8); text-transform: uppercase; letter-spacing: .04em; }
.wf-cfg__input,
.wf-cfg__select,
.wf-cfg__textarea { width: 100%; padding: 6px 10px; border: 1px solid var(--ax-border, #e2e8f0); border-radius: 6px; font-size: 13px; color: var(--ax-text, #1e293b); background: var(--ax-bg, #fff); box-sizing: border-box; }
.wf-cfg__textarea { resize: vertical; min-height: 80px; }
.wf-cfg__textarea--code { font-family: monospace; font-size: 11px; }
.wf-cfg__hint { font-size: 11px; color: var(--ax-muted, #94a3b8); line-height: 1.4; }
.wf-cfg__actions { padding-top: 4px; display: flex; gap: 8px; margin-top: 12px; }
.wf-cfg__reminder-controls { display: flex; gap: 8px; align-items: center; }
.wf-cfg__reminder-value { width: 70px; }
.wf-cfg__reminder-unit,
.wf-cfg__reminder-direction { flex: 1; }

/* ── Expression Builder ────────────────────────────────────────────────────── */
.wf-expr-group { border: 1px solid var(--ax-border, #e2e8f0); border-radius: 8px; padding: 10px 12px; margin: 4px 0; background: var(--ax-bg-subtle, #f8fafc); }
.wf-expr-group-header { display: flex; align-items: center; gap: 6px; margin-bottom: 8px; font-size: 12px; flex-wrap: wrap; }
.wf-expr-group-prefix, .wf-expr-group-suffix { color: var(--ax-muted, #94a3b8); }
.wf-expr-group-op { font-size: 12px; font-weight: 600; border: 1px solid var(--ax-border, #e2e8f0); border-radius: 4px; padding: 2px 6px; background: var(--ax-bg, #fff); cursor: pointer; }
.wf-expr-group-remove { margin-left: auto; background: none; border: none; color: var(--ax-muted, #94a3b8); cursor: pointer; font-size: 14px; padding: 0 4px; line-height: 1; }
.wf-expr-group-remove:hover { color: var(--ax-danger, #ef4444); }
.wf-expr-rules { display: flex; flex-direction: column; gap: 4px; min-height: 4px; }
.wf-expr-rule { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; padding: 4px 0; }
.wf-expr-rule select,
.wf-expr-rule input[type="text"] { font-size: 12px; padding: 4px 6px; border: 1px solid var(--ax-border, #e2e8f0); border-radius: 4px; background: var(--ax-bg, #fff); color: var(--ax-text, #1e293b); min-width: 0; }
.wf-expr-rule-type { min-width: 110px; }
.wf-expr-rule-step { min-width: 100px; max-width: 150px; }
.wf-expr-rule-field { width: 90px; }
.wf-expr-rule-op { min-width: 80px; }
.wf-expr-rule-value { width: 90px; }
.wf-expr-rule-remove { background: none; border: none; color: var(--ax-muted, #94a3b8); cursor: pointer; font-size: 14px; padding: 0 4px; flex-shrink: 0; }
.wf-expr-rule-remove:hover { color: var(--ax-danger, #ef4444); }
.wf-expr-group-actions { margin-top: 8px; display: flex; gap: 8px; }
.wf-expr-add-rule,
.wf-expr-add-group { font-size: 11px; color: var(--ax-primary, #3b82f6); background: none; border: 1px solid currentColor; border-radius: 4px; padding: 2px 8px; cursor: pointer; }
.wf-expr-add-rule:hover,
.wf-expr-add-group:hover { background: var(--ax-primary, #3b82f6); color: #fff; }
.wf-edge-label-empty { color: var(--ax-muted, #94a3b8); font-size: 10px; }

/* ── Step-Palette (52px linke Spalte) ─────────────────────────────────────── */
.wf-palette {
  width: 52px;
  flex-shrink: 0;
  border-right: 1px solid var(--ax-border, #e2e8f0);
  background: var(--ax-bg, #fff);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  gap: 4px;
  overflow-y: auto;
  z-index: 5;
}

.wf-palette-item {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  user-select: none;
  transition: background .1s, border-color .1s;
}

.wf-palette-item:hover {
  background: var(--ax-hover, #f1f5f9);
  border-color: var(--ax-border, #e2e8f0);
}

.wf-palette-item:active {
  opacity: .5;
}

.wf-palette-divider {
  width: 32px;
  border: none;
  border-top: 1px solid var(--ax-border, #e2e8f0);
  margin: 2px 0;
}

/* Default-Port (letzter Output-Port bei conditional steps) */
.drawflow-node .output.wf-port--default .point {
  border: 2px dashed var(--ax-accent, #3b82f6);
  background: transparent;
}

/* AuthStep: Port 1 (OK) grün, Port 2 (Abgelehnt) rot */
.drawflow-node.wf-step-authorization .output.output_1 {
  background: #16a34a !important;
  border-color: #15803d !important;
}
.drawflow-node.wf-step-authorization .output.output_2 {
  background: #ef4444 !important;
  border-color: #dc2626 !important;
}

/* ── Start-Berechtigte ───────────────────────────────────────────────────────── */
.wf-start-actor-row { display:flex; align-items:center; justify-content:space-between; padding:5px 8px; border-radius:5px; background:var(--ax-bg-2,#f8fafc); margin-bottom:4px; font-size:12px; }
.wf-start-actor-label { flex:1; }
.wf-start-actor-del { background:none; border:none; cursor:pointer; color:var(--ax-muted,#94a3b8); font-size:14px; padding:0 3px; }
.wf-start-actor-del:hover { color:var(--ax-danger,#ef4444); }

/* ── Prozesskontakte-Editor (Start-Step) ────────────────────────────────────── */
.wf-contact-card { border:1px solid var(--ax-border,#e2e8f0); border-radius:8px; padding:10px 12px; margin-bottom:8px; background:var(--ax-bg-subtle,#f8fafc); }
.wf-contact-hd { display:flex; align-items:center; justify-content:space-between; margin-bottom:6px; }
.wf-contact-hd__title { font-size:12px; font-weight:600; color:var(--ax-text,#1e293b); }
.wf-contact-del { background:none; border:none; cursor:pointer; color:var(--ax-muted,#94a3b8); font-size:16px; line-height:1; padding:0 2px; }
.wf-contact-del:hover { color:var(--ax-danger,#ef4444); }
.wf-contact-fields { display:flex; flex-direction:column; gap:4px; margin-bottom:6px; }
.wf-contact-field-row { display:flex; gap:4px; align-items:center; }
.wf-contact-field-row .wf-cfield-key   { width:80px; flex-shrink:0; }
.wf-contact-field-row .wf-cfield-label { flex:1; }
.wf-contact-field-row .wf-cfield-type  { width:74px; flex-shrink:0; }
.wf-cfield-del { background:none; border:none; cursor:pointer; color:var(--ax-muted,#94a3b8); font-size:14px; padding:0 3px; flex-shrink:0; }
.wf-cfield-del:hover { color:var(--ax-danger,#ef4444); }
.wf-cfield-add { font-size:11px; color:var(--ax-primary,#3b82f6); background:none; border:1px solid currentColor; border-radius:4px; padding:2px 8px; cursor:pointer; margin-top:2px; }
.wf-cfield-add:hover { background:var(--ax-primary,#3b82f6); color:#fff; }

/* ── Formularfelder-Tabelle (Form-Step) ─────────────────────────────────────── */
.wf-ff-table { border:1px solid var(--ax-border,#e2e8f0); border-radius:8px; overflow:hidden; display:flex; flex-direction:column; }
.wf-ff-head,
.wf-ff-row { display:grid; grid-template-columns:24px 110px 1fr 100px 120px 48px 28px; align-items:center; gap:6px; padding:5px 10px; }
.wf-ff-head { background:var(--ax-bg-subtle,#f8fafc); border-bottom:1px solid var(--ax-border,#e2e8f0); padding:6px 10px; font-size:11px; font-weight:600; color:var(--ax-muted,#64748b); text-transform:uppercase; letter-spacing:.04em; flex-shrink:0; }
.wf-ff-item { border-bottom:1px solid var(--ax-border,#e2e8f0); }
.wf-ff-item:last-child { border-bottom:none; }
.wf-ff-item:hover > .wf-ff-row { background:var(--ax-bg-subtle,#f8fafc); }
.wf-ff-row .wf-cfg__input,
.wf-ff-row .wf-cfg__select { font-size:12px; padding:4px 6px; height:30px; }
.wf-ff-del { background:none; border:none; cursor:pointer; color:var(--ax-muted,#94a3b8); font-size:16px; line-height:1; padding:0; text-align:center; }
.wf-ff-del:hover { color:var(--ax-danger,#ef4444); }

/* Options-Panel (Radio / Dropdown) */
.wf-ff-options { background:var(--ax-bg-subtle,#f8fafc); border-top:1px dashed var(--ax-border,#e2e8f0); padding:8px 10px 10px 16px; }
.wf-ff-opt-list { display:flex; flex-direction:column; gap:4px; margin-bottom:6px; }
.wf-ff-opt-row { display:flex; gap:6px; align-items:center; }
.wf-ff-opt-row .wf-opt-value { width:130px; flex-shrink:0; font-size:12px; height:28px; }
.wf-ff-opt-row .wf-opt-label { flex:1; font-size:12px; height:28px; }
.wf-opt-del { background:none; border:none; cursor:pointer; color:var(--ax-muted,#94a3b8); font-size:14px; padding:0 3px; }
.wf-opt-del:hover { color:var(--ax-danger,#ef4444); }
.wf-ff-opt-add { font-size:11px; color:var(--ax-primary,#3b82f6); background:none; border:1px solid currentColor; border-radius:4px; padding:2px 8px; cursor:pointer; }
.wf-ff-opt-add:hover { background:var(--ax-primary,#3b82f6); color:#fff; }

/* ── Condition rows (Verzweigungen) ─────────────────────────────────────────── */
.wf-condition-row          { display:flex; align-items:center; gap:8px; padding:5px 8px; border-radius:5px; background:var(--ax-bg-2); margin-bottom:4px; font-size:12px; }
.wf-condition-row--default { opacity:.6; }
.wf-condition-port         { font-size:10px; font-weight:700; color:var(--ax-accent); flex-shrink:0; min-width:42px; }
.wf-condition-key          { font-family:monospace; font-size:11px; flex-shrink:0; }
.wf-condition-type         { flex:1; color:var(--ax-muted); }
.wf-condition-del          { margin-left:auto; flex-shrink:0; }