/* public/assets/css/studio-flow-builder.css */
@import url('./variables.css');

.flow-card {
  border: 1px solid var(--cosmic-border);
  background: var(--cosmic-panel);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.flow-toolbar {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--cosmic-border);
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
}

.flow-workspace{
  display:flex;
  width:100%;
  min-height:600px;
}

.flow-palette{
  width: 320px;
  border-right:1px solid var(--cosmic-border);
  background: rgba(0,0,0,.35);
  backdrop-filter: blur(10px);
  display:flex;
  flex-direction:column;
}

.palette-head{
  padding: 12px 12px;
  border-bottom:1px solid var(--cosmic-border);
}

.palette-body{
  padding: 10px;
  overflow:auto;
  max-height: 600px;
}

.palette-section-title{
  font-size: .75rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin: 10px 6px 6px;
}

.palette-item{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:10px 10px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03);
  cursor:pointer;
  transition:.15s;
  margin-bottom:8px;
}

.palette-item:hover{
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  transform: translateY(-1px);
}

.palette-item .pi-ic{
  width:34px;height:34px;
  border-radius: 12px;
  display:flex;align-items:center;justify-content:center;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.25);
}

.palette-item .pi-title{
  font-weight:700;
  color:#fff;
  font-size:.92rem;
  line-height:1.2;
}

.palette-item .pi-desc{
  color: rgba(255,255,255,.6);
  font-size:.82rem;
  margin-top:2px;
  line-height:1.3;
}

.flow-canvas{
  flex: 1;
}

.flow-canvas {
  position: relative;
  height: 600px;
  overflow: auto;
  outline: none;
  background:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .05) 1px, transparent 0) 0 0/24px 24px,
    rgba(0, 0, 0, .3);
}

.flow-inner {
  position: relative;
  width: 2400px;
  height: 1600px;
}

.flow-edges {
  position: absolute;
  left: 0;
  top: 0;
  width: 2400px;
  height: 1600px;
  pointer-events: none;
  z-index: 20;
}

.flow-node {
  position: absolute;
  width: 240px;
  cursor: grab;
  user-select: none;
  z-index: 30;
}

.flow-node .io-handle {
  position: absolute;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .2);
  background: #111;
  transition: 0.2s;
}

.flow-node .io-handle.in {
  left: -8px;
  cursor: crosshair;
}

.flow-node .io-handle.out {
  right: -8px;
  cursor: crosshair;
}

.flow-node .io-handle:hover {
  border-color: var(--cosmic-primary);
  background: var(--cosmic-primary);
}

/* Quick add (+) on ports */
.flow-node .io-quick{
  position:absolute;
  right:-26px;
  width:18px;height:18px;
  border-radius: 8px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.55);
  color: rgba(255,255,255,.85);
  display:none;
  align-items:center;
  justify-content:center;
  font-size: 12px;
  cursor:pointer;
}

.flow-node:hover .io-quick{ display:flex; }

/* Simulator */
.sim-chat{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  border-radius: 16px;
  padding: 14px;
  min-height: 360px;
  max-height: 520px;
  overflow:auto;
}

.sim-bubble{
  max-width: 85%;
  border-radius: 16px;
  padding: 10px 12px;
  margin: 8px 0;
  border:1px solid rgba(255,255,255,.10);
}

.sim-bubble.user{ margin-left:auto; background: rgba(99,102,241,.18); }
.sim-bubble.bot{ margin-right:auto; background: rgba(255,255,255,.06); }
.sim-bubble.sys{ margin-right:auto; background: rgba(255,255,255,.03); color: rgba(255,255,255,.7); font-size: .9rem; }

.flow-node.is-selected .io-handle {
  border-color: var(--cosmic-primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

/* Inspector */
.flow-inspector-tabs {
  display: flex;
  gap: 8px;
  padding: 4px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
}

.flow-inspector-tabs .tab-btn {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--cosmic-muted);
  border-radius: 8px;
  padding: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: 0.2s;
}

.flow-inspector-tabs .tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.flow-inspector-tabs .tab-btn.is-active {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-weight: 600;
}

.validation-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.validation-item {
  border: 1px solid var(--cosmic-border);
  background: rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.9rem;
}

.validation-item.is-ok {
  border-color: rgba(46, 204, 113, .3);
  color: #2ecc71;
}

.validation-item.is-warn {
  border-color: rgba(241, 196, 15, .3);
  color: #f1c40f;
}

.validation-item.is-err {
  border-color: rgba(231, 76, 60, .3);
  color: #e74c3c;
}

.flow-node:active {
  cursor: grabbing;
}

.flow-node .node-card {
  border-radius: 16px;
  border: 1px solid var(--cosmic-border);
  background: rgba(20, 20, 25, 0.85);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: 0.2s;
}

.flow-node .node-h {
  padding: 12px 16px;
  border-bottom: 1px solid var(--cosmic-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.flow-node .node-title {
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
}

.flow-node .node-b {
  padding: 12px 16px;
  color: var(--cosmic-muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.flow-node.is-selected .node-card {
  border-color: var(--cosmic-primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.4), 0 20px 50px rgba(0, 0, 0, 0.5);
  transform: translateY(-2px);
}

/* Validation highlight (publish gate) */
.flow-node.has-validation-error .node-card {
  border-color: rgba(248, 113, 113, 0.75);
  box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.28), 0 16px 40px rgba(0, 0, 0, 0.5);
}

.flow-node .node-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid var(--cosmic-border);
  color: var(--cosmic-muted);
  background: rgba(255, 255, 255, 0.05);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.flow-edge-temp {
  stroke: var(--cosmic-primary);
  stroke-width: 2;
  stroke-dasharray: 5 5;
}

.edges-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.edge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--cosmic-border);
  background: rgba(0, 0, 0, 0.2);
}

.edge-row .edge-to {
  flex: 1;
  font-size: 0.9rem;
  color: #fff;
}

.edge-row .edge-label {
  width: 100px;
}

.edge-row .btn-icon {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--cosmic-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--cosmic-muted);
  cursor: pointer;
}

.edge-row .btn-icon:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.flow-toolbar {
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  background: rgba(0, 0, 0, .18);
}

.flow-canvas {
  position: relative;
  height: 560px;
  overflow: auto;
  outline: none;
  background:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .08) 1px, transparent 0) 0 0/24px 24px,
    rgba(0, 0, 0, .12);
}

.flow-inner {
  position: relative;
  width: 1800px;
  height: 1200px;
}

.flow-edges {
  position: absolute;
  left: 0;
  top: 0;
  width: 1800px;
  height: 1200px;
  pointer-events: none;
  z-index: 20;
}


.flow-node {
  position: absolute;
  width: 220px;
  cursor: grab;
  user-select: none;
  z-index: 30;
}


.flow-node .io-handle {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .25);
  background: rgba(255, 255, 255, .12);
}

.flow-node .io-handle.in {
  left: -7px;
  cursor: crosshair;
}

.flow-node .io-handle.out {
  right: -7px;
  cursor: crosshair;
}

.flow-node.is-selected .io-handle {
  border-color: rgba(107, 124, 255, .85);
  box-shadow: 0 0 0 3px rgba(107, 124, 255, .22);
}

.flow-inspector-tabs {
  display: flex;
  gap: 6px;
}

.flow-inspector-tabs .tab-btn {
  flex: 1;
  border: 1px solid rgba(255, 255, 255, .10);
  background: rgba(255, 255, 255, .04);
  color: rgba(255, 255, 255, .8);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: .85rem;
}

.flow-inspector-tabs .tab-btn.is-active {
  background: rgba(107, 124, 255, .18);
  border-color: rgba(107, 124, 255, .45);
  color: #fff;
}

.validation-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.validation-item {
  border: 1px solid rgba(255, 255, 255, .10);
  background: rgba(0, 0, 0, .12);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: .9rem;
}

.validation-item.is-ok {
  border-color: rgba(46, 204, 113, .35);
}

.validation-item.is-warn {
  border-color: rgba(241, 196, 15, .35);
}

.validation-item.is-err {
  border-color: rgba(231, 76, 60, .35);
}

.flow-node:active {
  cursor: grabbing;
}

.flow-node .node-card {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(10, 16, 30, .72);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .22);
}

.flow-node .node-h {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.flow-node .node-title {
  font-weight: 600;
  font-size: .95rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.flow-node .node-b {
  padding: 10px 12px;
  color: rgba(255, 255, 255, .75);
  font-size: .9rem;
  line-height: 1.25rem;
}

.flow-node.is-selected .node-card {
  border-color: rgba(107, 124, 255, .75);
  box-shadow: 0 0 0 2px rgba(107, 124, 255, .25), 0 10px 30px rgba(0, 0, 0, .28);
}

.flow-node .node-tag {
  font-size: .75rem;
  padding: .2rem .55rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .75);
  background: rgba(255, 255, 255, .06);
}

.flow-edge-temp {
  stroke: rgba(255, 255, 255, .75);
  stroke-width: 3;
  stroke-dasharray: 6 6;
}

/* Inspector edges list */
.edges-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.edge-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .10);
  background: rgba(255, 255, 255, .04);
}

.edge-row .edge-to {
  flex: 1;
  font-size: .85rem;
  color: rgba(255, 255, 255, .78);
}

.edge-row .edge-label {
  width: 110px;
}

.edge-row .btn-icon {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .06);
  color: rgba(255, 255, 255, .8);
}

.edge-row .btn-icon:hover {
  border-color: rgba(255, 255, 255, .22);
}

/* Stage 13/14: multi-port OUT + branch ports */
.io-handle.out {
  /* allow per-port top via inline style */
}

.io-port-label {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(0,0,0,.45);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.78);
  pointer-events: none;
  white-space: nowrap;
}

.flow-node .io-handle.out.is-branch-true { border-color: rgba(88, 240, 180, .35); }
.flow-node .io-handle.out.is-branch-false { border-color: rgba(255, 120, 120, .35); }


/* Stage 17/18: grid + guides + frames */
.flow-canvas.grid {
  background-image:
    linear-gradient(to right, rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 20px 20px;
  background-position: 0 0;
}

.flow-guide {
  position: absolute;
  pointer-events: none;
  z-index: 6;
  background: rgba(255,255,255,.18);
}
.flow-guide.is-x { height: 1px; width: 100%; }
.flow-guide.is-y { width: 1px; height: 100%; }

.flow-frames { position:absolute; inset:0; z-index:1; }

.flow-frame {
  position: absolute;
  z-index: 1;
  border: 1px dashed rgba(255,255,255,.25);
  background: rgba(255,255,255,.03);
  border-radius: 12px;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.12);
}
.flow-frame.is-selected {
  border-style: solid;
  border-color: rgba(255,255,255,.45);
  background: rgba(255,255,255,.05);
}
.flow-frame .frame-title {
  position: absolute;
  left: 10px;
  top: 8px;
  font-size: 12px;
  color: rgba(255,255,255,.8);
  user-select: none;
  cursor: grab;
}
.flow-frame .frame-handle {
  position: absolute;
  width: 12px; height: 12px;
  right: 6px; bottom: 6px;
  border-radius: 4px;
  background: rgba(255,255,255,.16);
  cursor: nwse-resize;
}
.io-handle.in.is-magnet {
  outline: 2px solid rgba(255,255,255,.35);
  outline-offset: 2px;
}


/* Stage 19/20: Frame UX */
.flow-frame .frame-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
}
.flow-frame .frame-title-text{
  flex:1;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.flow-frame .frame-actions{
  display:flex;
  align-items:center;
  gap:6px;
}
.flow-frame .frame-btn{
  border:0;
  background:transparent;
  cursor:pointer;
  padding:2px 4px;
  line-height:1;
  font-size:12px;
  opacity:.75;
}
.flow-frame .frame-btn:hover{ opacity:1; }
.flow-frame.is-locked{ opacity:.75; }
.flow-frame.is-collapsed{ height:34px !important; }


/* Stage 21: Edge UX (hover label + delete + selection) */
.flow-edges .edge-label,
.flow-edges .edge-del {
  opacity: 0;
  pointer-events: none;
}
.flow-edges .edge:hover .edge-label,
.flow-edges .edge:hover .edge-del,
.flow-edges .edge.is-selected .edge-label,
.flow-edges .edge.is-selected .edge-del {
  opacity: 1;
  pointer-events: auto;
}
.flow-edges .edge.is-selected .edge-path {
  stroke: rgba(255,255,255,.78) !important;
  stroke-width: 2.6 !important;
}
.flow-edges .edge-del {
  cursor: pointer;
}

/* Carbon Black override (loaded after shared theme on this page) */
body.app-body.theme-carbon.active-studio .flow-card {
  border: 1px solid rgba(122, 136, 155, 0.34);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.018) 0%, rgba(255, 255, 255, 0.008) 100%),
    linear-gradient(180deg, rgba(10, 12, 16, 0.96) 0%, rgba(8, 10, 14, 0.96) 100%);
}

body.app-body.theme-carbon.active-studio .flow-toolbar {
  border-bottom: 1px solid rgba(122, 136, 155, 0.28);
  background: rgba(8, 10, 14, 0.9);
}

body.app-body.theme-carbon.active-studio .flow-canvas {
  background:
    radial-gradient(circle at 1px 1px, rgba(150, 165, 184, 0.16) 1px, transparent 0) 0 0/24px 24px,
    linear-gradient(180deg, rgba(7, 9, 12, 0.95) 0%, rgba(5, 7, 10, 0.97) 100%);
}

body.app-body.theme-carbon.active-studio .flow-node .node-card {
  border: 1px solid rgba(122, 136, 155, 0.36);
  background: linear-gradient(180deg, rgba(19, 24, 33, 0.95) 0%, rgba(14, 18, 25, 0.95) 100%);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.5);
}

body.app-body.theme-carbon.active-studio .flow-node .node-h {
  border-bottom: 1px solid rgba(122, 136, 155, 0.25);
}

body.app-body.theme-carbon.active-studio .flow-node .node-title {
  color: #f0f4fa;
  font-weight: 700;
}

body.app-body.theme-carbon.active-studio .flow-node .node-b {
  color: #aeb8c6;
}

body.app-body.theme-carbon.active-studio .flow-node.is-selected .node-card {
  border-color: rgba(42, 168, 255, 0.64);
  box-shadow: 0 0 0 2px rgba(42, 168, 255, 0.2), 0 18px 38px rgba(0, 0, 0, 0.58);
}

body.app-body.theme-carbon.active-studio .flow-inspector-tabs {
  border: 1px solid rgba(122, 136, 155, 0.3);
  background: rgba(12, 15, 21, 0.88);
}

body.app-body.theme-carbon.active-studio .flow-inspector-tabs .tab-btn {
  color: #b0bccd;
}

body.app-body.theme-carbon.active-studio .flow-inspector-tabs .tab-btn.is-active {
  border-color: rgba(42, 168, 255, 0.5);
  background: rgba(42, 168, 255, 0.2);
  color: #f6f9ff;
}

body.app-body.theme-carbon.active-studio .edge-row,
body.app-body.theme-carbon.active-studio .validation-item {
  border: 1px solid rgba(122, 136, 155, 0.32);
  background: rgba(13, 16, 22, 0.78);
}

body.app-body.theme-carbon.active-studio .edge-row .btn-icon {
  border-color: rgba(122, 136, 155, 0.36);
  background: rgba(255, 255, 255, 0.03);
}

body.app-body.theme-carbon.active-studio .edge-row .btn-icon:hover {
  background: rgba(255, 255, 255, 0.08);
}

@media (max-width: 991.98px) {
  body.app-body.theme-carbon.active-studio .flow-canvas {
    height: 520px;
  }
}

@media (max-width: 767.98px) {
  body.app-body.theme-carbon.active-studio .flow-canvas {
    height: 460px;
  }

  body.app-body.theme-carbon.active-studio .flow-node {
    width: 212px;
  }
}

.ai-test-card{border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03);border-radius:14px;padding:12px}
#aiTestStatus{font-size:.85rem;color:rgba(232,238,252,.7)}
.ai-test-result{display:flex;flex-direction:column;gap:10px}
.ai-test-answer,.ai-test-doc,.ai-test-warning,.ai-test-route,.ai-test-pre{border:1px solid rgba(255,255,255,.08);background:rgba(8,12,22,.55);border-radius:12px;padding:10px}
.ai-test-warning{color:#ffd9a8;background:rgba(120,72,10,.16);border-color:rgba(255,186,73,.22)}
.ai-test-pre{white-space:pre-wrap;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;max-height:180px;overflow:auto}
#aiCollections{min-height:120px}

/* ===== Builder Redesign BR-1: layout / canvas-first ===== */
.flow-page-header{
  padding: 16px 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(14,16,28,.92), rgba(12,14,24,.82));
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 20px 50px rgba(0,0,0,.24);
}
.flow-page-header .h5{ font-size: 1.05rem; }
.flow-page-header .status-strip{
  min-height: 46px;
  display:flex;
  align-items:center;
  padding: 0 14px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03);
}
.builder-shell{
  display:grid;
  grid-template-columns: minmax(0,1fr) 380px;
  gap: 16px;
  align-items:start;
}
.builder-stage{ min-width:0; }
.builder-inspector-panel{ min-width:0; position:relative; }
.flow-card{
  border-radius: 22px;
  border-color: rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(16,19,31,.98), rgba(9,11,20,.96));
  overflow: hidden;
}
.flow-toolbar{
  min-height: 68px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  position: sticky;
  top: 0;
  z-index: 25;
}
.flow-toolbar .btn-soft.btn-sm,
.flow-toolbar .btn-primary.btn-sm,
.flow-toolbar .dropdown .btn-soft.btn-sm{
  border-radius: 12px;
  min-height: 36px;
}
.flow-workspace{
  position: relative;
  min-height: calc(100vh - 290px);
}
.flow-canvas{
  height: calc(100vh - 290px);
  min-height: 760px;
  border-radius: 0 0 22px 22px;
  background:
    radial-gradient(circle at 1px 1px, rgba(136, 115, 255, .12) 1px, transparent 0) 0 0/26px 26px,
    linear-gradient(180deg, rgba(11,12,20,.92), rgba(6,8,16,.98));
}
.flow-canvas::before{
  content:'';
  position:absolute; inset:0;
  pointer-events:none;
  background: radial-gradient(circle at top center, rgba(114,92,255,.16), transparent 34%);
}
.flow-inner,
.flow-edges{ width: 2600px; height: 1800px; }
.canvas-hud{
  position: sticky;
  top: 12px;
  z-index: 26;
  display:flex;
  justify-content:space-between;
  gap:10px;
  padding: 12px 14px 0;
  pointer-events:none;
}
.canvas-hud-chip{
  pointer-events:auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(10,12,22,.72);
  box-shadow: 0 10px 28px rgba(0,0,0,.22);
  color: rgba(237,240,255,.92);
  backdrop-filter: blur(12px);
  font-size: .83rem;
}
.canvas-hud-chip.muted{ color: rgba(232,236,255,.68); }
.flow-palette{
  position:absolute;
  left: 14px;
  top: 14px;
  bottom: 14px;
  width: 320px;
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(12,14,24,.92);
  box-shadow: 0 20px 60px rgba(0,0,0,.38);
  z-index: 40;
  overflow:hidden;
}
.palette-head{ padding: 14px; background: rgba(255,255,255,.03); }
.palette-body{ max-height: none; }
.flow-inspector-card{
  position: sticky;
  top: 16px;
  border-radius: 22px;
  padding: 0;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(15,18,28,.96), rgba(9,11,19,.96));
  box-shadow: 0 18px 45px rgba(0,0,0,.24);
}
.flow-inspector-card-head{
  padding: 14px 16px 8px;
  border-bottom:1px solid rgba(255,255,255,.06);
  background: rgba(255,255,255,.02);
}
.flow-inspector-tabs,
.flow-inspector-body{ margin-left: 14px; margin-right:14px; }
.flow-inspector-body{ padding-bottom: 14px; }
.flow-inspector-tabs{
  position: sticky;
  top: 77px;
  z-index: 3;
  backdrop-filter: blur(8px);
}
.flow-node{
  width: 250px;
  filter: drop-shadow(0 10px 22px rgba(0,0,0,.24));
}
.flow-node:hover{ z-index: 35; }
.flow-node .io-handle{
  width: 16px; height:16px; margin-top:-8px;
  background: rgba(8,10,18,.95);
  border-color: rgba(255,255,255,.14);
}
.flow-node .io-quick{
  width:22px; height:22px; right:-30px;
  border-radius: 9px;
  background: rgba(10,12,22,.84);
  border-color: rgba(255,255,255,.12);
}
.flow-toolbar .btn-soft.is-active,
#btnFocusMode.is-active,
#btnInspectorToggle.is-active,
#btnSnap.is-active{
  background: rgba(104, 94, 255, .16);
  border-color: rgba(125,112,255,.38);
  color: #fff;
}
body.builder-inspector-collapsed .builder-shell{
  grid-template-columns: minmax(0,1fr) 0;
}
body.builder-inspector-collapsed .builder-inspector-panel{
  width: 0;
  overflow: hidden;
}
body.builder-inspector-collapsed .flow-inspector-card{
  opacity: 0;
  transform: translateX(18px);
  pointer-events:none;
}
.builder-inspector-panel,
.flow-inspector-card{ transition: .22s ease; }
body.builder-focus-mode .flow-page-header,
body.builder-focus-mode .studio-tabs,
body.builder-focus-mode .builder-inspector-panel{ display:none !important; }
body.builder-focus-mode .builder-shell{ grid-template-columns: minmax(0,1fr); }
body.builder-focus-mode .flow-workspace,
body.builder-focus-mode .flow-canvas{ min-height: calc(100vh - 132px); height: calc(100vh - 132px); }
body.builder-focus-mode .flow-toolbar{ position: sticky; top: 0; }
@media (max-width: 1399.98px){
  .builder-shell{ grid-template-columns: minmax(0,1fr) 340px; }
}
@media (max-width: 1199.98px){
  .builder-shell{ grid-template-columns: minmax(0,1fr); }
  .builder-inspector-panel{ position: fixed; top: 88px; right: 12px; width: min(420px, calc(100vw - 24px)); z-index: 60; }
  .flow-inspector-card{ max-height: calc(100vh - 104px); overflow:auto; }
  body.builder-inspector-collapsed .builder-inspector-panel{ display:none; }
  .flow-workspace,.flow-canvas{ min-height: 72vh; height: 72vh; }
}
@media (max-width: 767.98px){
  .flow-page-header{ padding: 14px; }
  .flow-toolbar{ padding: 10px; }
  .flow-toolbar .text-muted.small.ms-2{ display:none; }
  .flow-palette{ left: 10px; right: 10px; width: auto; }
  .canvas-hud{ padding: 10px 10px 0; }
  .canvas-hud-chip.muted{ display:none; }
}


/* === BR-2 node visual redesign === */
.flow-node{
  width: 280px;
}

.flow-node .node-card{
  position: relative;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(17,23,36,.96) 0%, rgba(10,14,23,.92) 100%);
  box-shadow: 0 16px 36px rgba(3,8,20,.34), inset 0 1px 0 rgba(255,255,255,.05);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.flow-node .node-card::before{
  content:"";
  position:absolute;
  inset:0 auto 0 0;
  width:4px;
  background: var(--node-tone, rgba(255,255,255,.22));
  opacity:.95;
}
.flow-node:hover .node-card{
  transform: translateY(-2px);
  box-shadow: 0 22px 48px rgba(3,8,20,.42), inset 0 1px 0 rgba(255,255,255,.06);
}
.flow-node.is-selected .node-card{
  border-color: rgba(129,140,248,.72);
  box-shadow: 0 0 0 2px rgba(129,140,248,.26), 0 22px 48px rgba(3,8,20,.5);
}
.flow-node.has-validation-error .node-card{
  border-color: rgba(248,113,113,.78);
  box-shadow: 0 0 0 2px rgba(248,113,113,.2), 0 18px 42px rgba(3,8,20,.42);
}
.flow-node .node-h{
  padding: 12px 14px 10px;
  display:flex;
  flex-direction:column;
  align-items:stretch;
  gap:10px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(180deg, rgba(255,255,255,.03) 0%, rgba(255,255,255,0) 100%);
}
.flow-node .node-eyebrow{
  font-size:.68rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color: rgba(255,255,255,.48);
  font-weight:700;
}
.flow-node .node-title-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px;
}
.flow-node .node-title{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:.98rem;
  font-weight:700;
  min-width:0;
}
.flow-node .node-title span{
  display:block;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.flow-node .node-type-icon{
  width:30px;
  height:30px;
  border-radius: 11px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background: rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.08);
  flex:0 0 auto;
}
.flow-node .node-tag{
  font-size:.68rem;
  padding:4px 9px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.05);
  color: rgba(255,255,255,.72);
  text-transform:none;
  letter-spacing:0;
  font-weight:600;
}
.flow-node .node-b{
  padding: 12px 14px 14px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.flow-node .node-summary{
  color:#f8fafc;
  font-size:.9rem;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.flow-node .node-meta{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
}
.flow-node .node-meta-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  max-width:100%;
  padding:5px 8px;
  border-radius:999px;
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.72);
  font-size:.72rem;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.flow-node .node-option-list{
  display:flex;
  flex-direction:column;
  gap:7px;
}
.flow-node .node-option-item{
  display:flex;
  align-items:center;
  gap:8px;
  padding:7px 9px;
  border-radius: 12px;
  background: rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.065);
}
.flow-node .node-option-dot{
  width:18px;
  height:18px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background: rgba(255,255,255,.08);
  color:#fff;
  font-size:.68rem;
  font-weight:700;
  flex:0 0 auto;
}
.flow-node .node-option-text{
  color: rgba(255,255,255,.84);
  font-size:.78rem;
  line-height:1.3;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.flow-node .node-footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:8px;
  padding-top:2px;
}
.flow-node .node-footer-item{
  color: rgba(255,255,255,.5);
  font-size:.72rem;
  font-weight:600;
}
.flow-node .node-footer-item.is-strong{
  color:#c4b5fd;
}
.flow-node .io-handle{
  width:14px;
  height:14px;
  margin-top:-7px;
  border-width:2px;
  border-color: rgba(255,255,255,.18);
  background: #111827;
  box-shadow: 0 6px 18px rgba(15,23,42,.28);
}
.flow-node .io-handle:hover,
.flow-node .io-handle.is-active{
  border-color: var(--node-tone, rgba(129,140,248,.8));
  background: var(--node-tone, rgba(129,140,248,.8));
}
.flow-node .io-quick{
  right:-28px;
  width:20px;
  height:20px;
  border-radius:10px;
  background: rgba(15,23,42,.92);
  border:1px solid rgba(255,255,255,.12);
  box-shadow: 0 8px 18px rgba(15,23,42,.3);
}
.flow-node .io-port-label{
  right: 16px;
  font-size:.7rem;
  color: rgba(255,255,255,.52);
}
.flow-node.tone-start .node-card,
.flow-node .node-card.tone-start{ --node-tone:#8b5cf6; }
.flow-node.tone-message .node-card,
.flow-node .node-card.tone-message{ --node-tone:#22c55e; }
.flow-node.tone-question .node-card,
.flow-node .node-card.tone-question{ --node-tone:#38bdf8; }
.flow-node.tone-logic .node-card,
.flow-node .node-card.tone-logic{ --node-tone:#f59e0b; }
.flow-node.tone-ai .node-card,
.flow-node .node-card.tone-ai{ --node-tone:#a855f7; }
.flow-node.tone-action .node-card,
.flow-node .node-card.tone-action{ --node-tone:#06b6d4; }
.flow-node.tone-delay .node-card,
.flow-node .node-card.tone-delay{ --node-tone:#94a3b8; }
.flow-node.tone-handoff .node-card,
.flow-node .node-card.tone-handoff{ --node-tone:#ef4444; }
.flow-node.tone-end .node-card,
.flow-node .node-card.tone-end{ --node-tone:#64748b; }

.flow-node .node-card.tone-ai{
  background: linear-gradient(180deg, rgba(29,18,46,.98) 0%, rgba(13,13,26,.94) 100%);
}
.flow-node .node-card.tone-question .node-option-item{
  background: rgba(56,189,248,.08);
  border-color: rgba(56,189,248,.14);
}
.flow-node .node-card.tone-message .node-summary{
  color:#ecfccb;
}
.flow-node .node-card.tone-handoff .node-footer-item.is-strong,
.flow-node .node-card.tone-handoff .node-tag{
  color:#fecaca;
}
@media (max-width: 1400px){
  .flow-node{ width: 256px; }
}

/* === BR-3 branching / edges / navigation === */
.flow-zoom-group .btn-soft{
  min-width: 42px;
}
#canvasZoomLabel{
  display:inline-block;
  min-width: 48px;
  text-align:center;
  font-weight:700;
  font-size:.82rem;
}
.canvas-hud-left,
.canvas-hud-right{
  display:flex;
  align-items:center;
  gap:10px;
}
.canvas-hud-btn{
  appearance:none;
  cursor:pointer;
}
.canvas-hud-btn.is-active{
  background: rgba(104,94,255,.18);
  border-color: rgba(125,112,255,.38);
  color:#fff;
}
.flow-inner{
  transform-origin: 0 0;
}
.flow-minimap{
  position:absolute;
  right:18px;
  bottom:18px;
  width:240px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(9,12,22,.86);
  box-shadow: 0 18px 40px rgba(0,0,0,.34);
  backdrop-filter: blur(14px);
  z-index: 37;
  overflow:hidden;
}
.flow-minimap-head{
  padding:8px 12px;
  font-size:.75rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color: rgba(234,239,255,.62);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.flow-minimap-stage{
  position:relative;
  height:148px;
  padding:10px;
  cursor:pointer;
}
.flow-minimap-canvas{
  position:relative;
  width:100%;
  height:100%;
  border-radius:12px;
  background:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.08) 1px, transparent 0) 0 0/14px 14px,
    rgba(255,255,255,.03);
  overflow:hidden;
}
.mm-node,
.mm-frame,
.mm-viewport{
  position:absolute;
  border-radius:8px;
}
.mm-node{
  border:1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.12);
}
.mm-node.tone-ai{ background: rgba(123,92,255,.28); border-color: rgba(146,118,255,.48); }
.mm-node.tone-question{ background: rgba(72,181,255,.22); border-color: rgba(104,194,255,.42); }
.mm-node.tone-logic{ background: rgba(255,187,86,.18); border-color: rgba(255,187,86,.36); }
.mm-node.tone-action{ background: rgba(45,212,191,.18); border-color: rgba(45,212,191,.34); }
.mm-node.tone-handoff{ background: rgba(248,113,113,.16); border-color: rgba(248,113,113,.34); }
.mm-node.is-selected{ box-shadow: 0 0 0 1px rgba(255,255,255,.36); }
.mm-frame{
  border:1px dashed rgba(255,255,255,.14);
  background: rgba(255,255,255,.03);
}
.mm-viewport{
  border:1.5px solid rgba(125,112,255,.88);
  background: rgba(125,112,255,.14);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
}
.edge-path{
  transition: stroke .16s ease, stroke-width .16s ease, filter .16s ease;
}
.edge:hover .edge-path,
.edge.is-selected .edge-path{
  stroke: rgba(136,130,255,.92) !important;
  stroke-width: 2.5 !important;
  filter: drop-shadow(0 0 8px rgba(110,102,255,.38));
}
.edge-pill-bg{
  fill: rgba(9,12,22,.92);
  stroke: rgba(255,255,255,.14);
  stroke-width: 1;
}
.edge-label{
  fill: rgba(244,246,255,.96);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .01em;
  pointer-events:none;
}
.edge.is-selected .edge-pill-bg,
.edge:hover .edge-pill-bg{
  fill: rgba(19,22,36,.98);
  stroke: rgba(136,130,255,.44);
}
.flow-node .io-port-label{
  position:absolute;
  right: 18px;
  transform: translateY(-50%);
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(10,12,22,.78);
  border:1px solid rgba(255,255,255,.10);
  color: rgba(240,243,255,.78);
  font-size: 11px;
  line-height: 1;
  white-space: nowrap;
  pointer-events:none;
}
.flow-node .io-handle.out.is-branch-true,
.flow-node .io-handle.out[data-port-id="true"]{
  border-color: rgba(34,197,94,.42);
  box-shadow: 0 0 0 4px rgba(34,197,94,.10);
}
.flow-node .io-handle.out.is-branch-false,
.flow-node .io-handle.out[data-port-id="false"]{
  border-color: rgba(248,113,113,.42);
  box-shadow: 0 0 0 4px rgba(248,113,113,.10);
}
.flow-node:hover .io-port-label,
.flow-node.is-selected .io-port-label{
  color:#fff;
  border-color: rgba(255,255,255,.16);
}
@media (max-width: 991.98px){
  .flow-minimap{ width:210px; }
  .canvas-hud-right{ display:none; }
}
@media (max-width: 767.98px){
  .flow-minimap{ display:none !important; }
  .flow-zoom-group{ display:none; }
}

/* === BR-4: library + inspector redesign === */
.flow-palette{
  width: 364px;
  border-right:1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(12,14,20,.96), rgba(8,10,16,.92));
}
.palette-subtitle{
  color: rgba(255,255,255,.56);
  font-size: .8rem;
  margin-top: 2px;
}
.palette-cats{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.palette-cat{
  border:1px solid rgba(255,255,255,.09);
  background: rgba(255,255,255,.03);
  color: rgba(255,255,255,.82);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: .78rem;
  font-weight: 600;
  cursor: pointer;
  transition: .18s ease;
}
.palette-cat:hover{ background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.16); }
.palette-cat.is-active{
  background: linear-gradient(180deg, rgba(99,102,241,.22), rgba(99,102,241,.12));
  border-color: rgba(129,140,248,.34);
  color: #fff;
  box-shadow: 0 10px 24px rgba(67,56,202,.18);
}
.palette-body{
  padding: 12px;
  overflow:auto;
  flex:1;
  max-height:none;
}
.palette-foot{
  border-top:1px solid rgba(255,255,255,.07);
  padding: 12px;
  background: rgba(255,255,255,.02);
}
.palette-recent{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.palette-recent-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.09);
  color: rgba(255,255,255,.82);
  font-size: .78rem;
  cursor:pointer;
}
.palette-recent-chip:hover{ border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.07); }
.palette-item{
  border-radius: 16px;
  padding: 12px;
  margin-bottom:10px;
}
.palette-item .pi-ic{
  width:38px;height:38px;
  border-radius: 12px;
  background: rgba(255,255,255,.04);
}
.palette-item .pi-desc{ margin-top:4px; }
.palette-item .pi-badges{ display:flex; gap:6px; margin-top:8px; flex-wrap:wrap; }
.palette-item .pi-badge{
  font-size: .7rem;
  color: rgba(255,255,255,.7);
  border:1px solid rgba(255,255,255,.08);
  border-radius:999px;
  padding:3px 8px;
  background: rgba(255,255,255,.03);
}

.flow-inspector-card{
  position: sticky;
  top: 14px;
}
.flow-inspector-card-head{
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.inspector-summary-card{
  border:1px solid rgba(255,255,255,.08);
  border-radius: 18px;
  padding: 14px 14px 12px;
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.02));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  margin-bottom: 14px;
}
.inspector-summary-eyebrow{
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .68rem;
  color: rgba(255,255,255,.48);
  margin-bottom: 8px;
}
.inspector-summary-title{
  font-size: 1rem;
  font-weight: 700;
  color:#fff;
  line-height: 1.2;
}
.inspector-summary-desc{
  color: rgba(255,255,255,.66);
  font-size: .84rem;
  margin-top: 6px;
  line-height: 1.4;
}
.inspector-summary-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top: 12px;
}
.inspector-summary-meta .meta-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-radius:999px;
  padding:4px 9px;
  font-size:.72rem;
  color: rgba(255,255,255,.82);
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
}
.inspector-section-label{
  margin: 18px 0 10px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
}
.flow-inspector-body .form-label{
  font-size: .8rem;
  color: rgba(255,255,255,.76);
}
.flow-inspector-body .form-control,
.flow-inspector-body .form-select{
  border-radius: 12px;
  border-color: rgba(255,255,255,.1);
  background: rgba(255,255,255,.035);
}
.flow-inspector-body .form-control:focus,
.flow-inspector-body .form-select:focus{
  border-color: rgba(129,140,248,.45);
  box-shadow: 0 0 0 4px rgba(99,102,241,.14);
}
.flow-var-toggle{
  display:flex;
  align-items:center;
  gap:8px;
}
.flow-var-toggle-btn{
  border:1px solid rgba(129,140,248,.35);
  background:rgba(99,102,241,.14);
  color:rgba(230,236,255,.92);
  border-radius:999px;
  padding:4px 10px;
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.02em;
  text-decoration:none;
  transition:.15s ease;
}
.flow-var-toggle-btn:hover{
  border-color:rgba(129,140,248,.55);
  background:rgba(99,102,241,.22);
  color:#fff;
}
.flow-var-toggle-btn:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(99,102,241,.22);
}
.flow-var-insert{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  border-radius:12px;
  padding:6px 8px;
}
.flow-var-insert .form-select{ flex:1; min-width:140px; }
.flow-var-insert-btn{ border-radius:10px; }
.validation-list .validation-item{ cursor:pointer; }
@media (max-width: 1400px){
  .flow-palette{ width: 336px; }
}

/* === BR-5 final polish / pro UX === */
.canvas-selection-bar{
  position:absolute;
  left:18px;
  right:272px;
  bottom:18px;
  z-index:38;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:12px 14px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(9,12,22,.84);
  box-shadow:0 20px 44px rgba(0,0,0,.34);
  backdrop-filter:blur(14px);
}
.canvas-selection-meta{display:flex;align-items:center;gap:12px;min-width:0;}
.canvas-selection-count{font-weight:800;color:#f8fafc;}
.canvas-selection-hint{font-size:.82rem;color:rgba(226,232,240,.66);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.canvas-selection-actions{display:flex;align-items:center;gap:8px;}
.flow-context-menu{
  position:fixed;
  width:220px;
  padding:8px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(10,12,22,.96);
  box-shadow:0 22px 48px rgba(0,0,0,.42);
  backdrop-filter:blur(16px);
  z-index:2000;
}
.flow-context-item{
  width:100%;
  display:flex;
  align-items:center;
  gap:10px;
  border:0;
  background:transparent;
  color:#edf2ff;
  padding:9px 10px;
  border-radius:12px;
  font-size:.9rem;
  text-align:left;
}
.flow-context-item:hover{background:rgba(255,255,255,.06);}
.flow-context-item:disabled{opacity:.4;pointer-events:none;}
.flow-context-item.danger{color:#fecaca;}
.flow-context-sep{height:1px;background:rgba(255,255,255,.08);margin:6px 4px;}
.shortcut-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px 14px;
}
.shortcut-grid > div{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:10px 12px;
  border-radius:14px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.06);
}
.shortcut-grid kbd{
  padding:5px 8px;
  border-radius:8px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  color:#fff;
  font-size:.78rem;
  box-shadow: inset 0 -1px 0 rgba(0,0,0,.22);
}
.flow-node.is-multi-selected .node-card{
  box-shadow:0 0 0 1px rgba(129,140,248,.22),0 18px 40px rgba(3,8,20,.38);
}
.flow-node .node-footer-item.is-draft{
  color:#fde68a;
}
.canvas-hud-btn span{font-weight:700;}
@media (max-width: 1399.98px){
  .canvas-selection-bar{right:18px;bottom:90px;}
}
@media (max-width: 767.98px){
  .canvas-selection-bar{left:10px;right:10px;bottom:10px;flex-direction:column;align-items:flex-start;}
  .canvas-selection-hint{white-space:normal;}
  .shortcut-grid{grid-template-columns:1fr;}
}

/* Flow edge-layer consistency fixes */
.flow-inner {
  width: 2600px;
  height: 1800px;
}
.flow-edges {
  width: 2600px;
  height: 1800px;
  pointer-events: auto;
}
.flow-edges .edge-path {
  pointer-events: stroke;
  cursor: pointer;
}

@media (max-width: 991.98px) {
  .flow-page-header .d-flex,
  .flow-toolbar .d-flex,
  .canvas-selection-meta {
    flex-wrap: wrap;
  }

  .flow-toolbar .btn-group {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
  }

  .flow-toolbar .btn,
  .flow-toolbar .btn-soft,
  .flow-toolbar .btn-primary,
  .flow-toolbar .btn-outline-secondary {
    white-space: normal;
  }
}

@media (max-width: 767.98px) {
  .flow-page-header .btn,
  .flow-page-header .btn-soft,
  .flow-page-header .btn-primary,
  .flow-toolbar .btn,
  .flow-toolbar .btn-soft,
  .flow-toolbar .btn-primary,
  .flow-toolbar .btn-outline-secondary {
    flex: 1 1 100%;
    width: 100%;
    justify-content: center;
  }

  .flow-toolbar .btn-group > .btn,
  .flow-toolbar .btn-group > .btn-soft,
  .flow-toolbar .btn-group > .btn-primary,
  .flow-toolbar .btn-group > .btn-outline-secondary {
    flex: 1 1 calc(50% - 6px);
    width: auto;
  }

  .flow-toolbar .form-select,
  .flow-toolbar .form-control,
  .flow-toolbar .dropdown,
  .flow-toolbar .flow-search {
    width: 100%;
    min-width: 0;
  }
}

@media (hover:none), (pointer:coarse) {
  .flow-node,
  .flow-frame,
  .frame-handle,
  .flow-node .io-handle,
  .flow-node .io-quick,
  .flow-node .node-card {
    touch-action: none;
  }

  .flow-canvas {
    touch-action: pan-x pan-y pinch-zoom;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .flow-node .io-handle::before,
  .flow-node .io-quick::before {
    content: "";
    position: absolute;
    inset: -10px;
    border-radius: 999px;
  }

  .flow-node .io-quick {
    display: flex;
    opacity: .96;
  }
}

@media (max-width: 767.98px) {
  .flow-builder-top-grid {
    grid-template-columns: 1fr !important;
  }

  .builder-shell {
    gap: 12px;
  }

  .flow-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding-bottom: 12px;
  }

  .flow-toolbar > .d-flex {
    width: 100%;
    flex-wrap: nowrap !important;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 8px !important;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .flow-toolbar > .d-flex::-webkit-scrollbar {
    display: none;
  }

  .flow-toolbar .btn,
  .flow-toolbar .btn-soft,
  .flow-toolbar .btn-primary,
  .flow-toolbar .btn-outline-secondary,
  .flow-toolbar .dropdown,
  .flow-toolbar .btn-group {
    flex: 0 0 auto !important;
    width: auto !important;
    min-width: 0;
  }

  .flow-toolbar .btn,
  .flow-toolbar .btn-soft,
  .flow-toolbar .btn-primary,
  .flow-toolbar .btn-outline-secondary {
    white-space: nowrap;
  }

  .flow-workspace,
  .flow-canvas {
    height: 68dvh;
    min-height: 520px;
  }

  .flow-canvas {
    border-radius: 0 0 20px 20px;
  }

  .canvas-hud {
    gap: 8px;
    padding: 8px 10px 0;
  }

  .canvas-hud-left .canvas-hud-chip:first-child {
    display: none;
  }

  .flow-palette {
    position: fixed;
    inset: 0;
    width: 100vw;
    max-width: none;
    height: 100dvh;
    border-radius: 0;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 75;
  }

  .palette-head {
    position: sticky;
    top: 0;
    z-index: 2;
  }

  .palette-foot {
    position: sticky;
    bottom: 0;
  }

  .builder-inspector-panel {
    position: fixed;
    inset: 0;
    width: 100vw;
    z-index: 80;
    padding: 56px 0 0;
    background: rgba(4, 8, 18, .42);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: flex-end;
    justify-content: stretch;
  }

  .flow-inspector-card {
    position: relative;
    top: auto;
    width: 100%;
    max-height: calc(100dvh - 56px);
    margin: 0;
    border-radius: 22px 22px 0 0;
  }

  .flow-inspector-tabs {
    top: 0;
  }

  body.builder-inspector-collapsed .builder-inspector-panel {
    display: none;
  }

  .flow-node .io-handle {
    width: 18px;
    height: 18px;
  }

  .flow-node .io-handle.in {
    left: -10px;
    margin-top: -9px;
  }

  .flow-node .io-handle.out {
    right: -10px;
  }

  .flow-node .io-quick {
    right: -32px;
    width: 22px;
    height: 22px;
  }
}