/* ==========================================================================
   FLWFLW — Design System
   Brand: warm gold (#f59e0b family); charcoal dark palette.
   Themes: light (default), dark, lava — driven by classes on <html>.
   ========================================================================== */

:root {
  color-scheme: light;
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --ui-text-scale: 1;

  /* Brand */
  --brand: #f59e0b;
  --brand-2: #fbbf24;
  --brand-strong: #d97706;
  --accent-violet: #8b5cf6;
  --accent-green: #10b981;

  /* Semantic palette */
  --primary: #d97706;
  --primary-hover: #b45309;
  --primary-rgb: 217, 119, 6;
  --primary-foreground: #ffffff;
  --danger: #ef4444;
  --danger-hover: #dc2626;

  /* Surfaces & text */
  --bg-color: #f5f6f8;
  --grid-color: #e4e8ef;
  --text-color: #0f172a;
  --text: var(--text-color);
  --text-muted: #64748b;
  --card-bg: #ffffff;
  --surface: #f8fafc;
  --surface-1: #ffffff;
  --surface-2: #eef1f6;
  --divider: #e2e8f0;
  --border: var(--divider);
  --input-bg: #ffffff;
  --edge-color: #64748b;
  --node-bg: var(--card-bg);
  --node-border: var(--divider);
  --domain-lightness: 32%;
  --heatmap-low: #15803d;
  --heatmap-moderate: #a16207;
  --heatmap-high: #b91c1c;
  /* Status text, surfaces and actions have separate contrast requirements. */
  --success-text: #15803d;
  --success-bg: #f0fdf4;
  --success-border: #86efac;
  --success-button-bg: #047857;
  --success-button-foreground: #ffffff;
  --warning-text: #92400e;
  --warning-bg: #fffbeb;
  --warning-border: #d97706;
  --error-text: #b91c1c;
  --error-bg: #fef2f2;
  --error-border: #fca5a5;
  --error-button-bg: #b91c1c;
  --error-button-foreground: #ffffff;
  --info-text: #1d4ed8;
  --ai-text: #7c3aed;
  --ai-button-bg: #7c3aed;

  /* Notes */
  --note-bg: #fef9c3;
  --note-border: #fde047;
  --note-text: #854d0e;

  /* Chrome */
  --toolbar-bg: rgba(255, 255, 255, 0.82);
  --modal-overlay: rgba(15, 23, 42, 0.45);

  /* Shape & elevation */
  --border-radius: 9.6px;
  --shadow-sm: 0 1px 2px 0 rgb(15 23 42 / 0.06);
  --shadow-md: 0 3.2px 4.8px -1px rgb(15 23 42 / 0.08), 0 2px 3.2px -2px rgb(15 23 42 / 0.06);
  --shadow-lg: 0 8px 12px -3px rgb(15 23 42 / 0.10), 0 3.2px 4.8px -4px rgb(15 23 42 / 0.08);
  --shadow-xl: 0 19.2px 38.4px -12px rgb(15 23 42 / 0.25);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Dark theme ---------- */

:root.dark-mode {
  color-scheme: dark;
  --primary: #f59e0b;
  --primary-hover: #fbbf24;
  --primary-rgb: 245, 158, 11;
  --primary-foreground: #18181b;

  /* Canvas, panel, raised, hover and text colours. */
  --bg-color: #09090b;
  --grid-color: rgba(161, 161, 170, 0.09);
  --text-color: #fafafa;
  --text-muted: #a1a1aa;
  --card-bg: #18181b;
  --surface: #18181b;
  --surface-1: #27272a;
  --surface-2: #3f3f46;
  --divider: #3f3f46;
  --input-bg: #09090b;
  --edge-color: #a1a1aa;
  --node-bg: #27272a;
  --domain-lightness: 72%;
  --heatmap-low: #4ade80;
  --heatmap-moderate: #fbbf24;
  --heatmap-high: #f87171;
  --success-text: #4ade80;
  --success-bg: #142b21;
  --success-border: #398560;
  --success-button-bg: #34d399;
  --success-button-foreground: #052e16;
  --warning-text: #fbbf24;
  --warning-bg: #332b12;
  --warning-border: #8a6d1d;
  --error-text: #fca5a5;
  --error-bg: #351d24;
  --error-border: #a84f5c;
  --error-button-bg: #f87171;
  --error-button-foreground: #2b1010;
  --info-text: #93c5fd;
  --ai-text: #c4b5fd;

  --note-bg: #332b12;
  --note-border: #8a6d1d;
  --note-text: #fde68a;

  --toolbar-bg: rgba(24, 24, 27, 0.88);
  --modal-overlay: rgba(9, 9, 11, 0.72);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 22.4px 44.8px -12px rgb(0 0 0 / 0.7);
}
:root.dark-mode .btn-primary,
:root.dark-mode .tb-btn-export {
  color: var(--primary-foreground);
}
:root.dark-mode .btn-primary:hover { color: var(--primary-foreground); }

/* ---------- Lava theme ---------- */
:root.lava-mode {
  color-scheme: dark;
  --primary: #ffb078;
  --primary-hover: #ffc396;
  --primary-rgb: 255, 176, 120;
  --primary-foreground: #25170f;
  --brand: var(--primary);
  --brand-2: #ffc396;
  --brand-strong: #fb923c;

  /* Warm charcoal surfaces keep orange chrome separate from analysis colours. */
  --bg-color: #120f0e;
  --grid-color: rgba(201, 180, 165, 0.08);
  --text-color: #fff4eb;
  --text-muted: #c9b4a5;
  --card-bg: #241d1a;
  --surface: #1d1715;
  --surface-1: #302621;
  --surface-2: #3d3029;
  --divider: #987d6d;
  --input-bg: #171210;
  --node-bg: #2b221e;
  --node-border: var(--divider);
  --edge-color: #d6b7a3;

  /* Analysis remains legible when domain grouping and heatmaps coexist. */
  --domain-lightness: 76%;
  --heatmap-low: #6ee7b7;
  --heatmap-moderate: #fcd34d;
  --heatmap-high: #fda4af;
  --success-text: #6ee7b7;
  --success-bg: #172e28;
  --success-border: #398572;
  --success-button-bg: #6ee7b7;
  --success-button-foreground: #102b22;
  --warning-text: #fcd34d;
  --warning-bg: #362b19;
  --warning-border: #a77d37;
  --error-text: #fda4af;
  --error-bg: #351b26;
  --error-border: #ad536c;
  --error-button-bg: #fda4af;
  --error-button-foreground: #351b26;
  --danger: var(--error-text);
  --danger-hover: #fecdd3;
  --info-text: #93c5fd;
  --ai-text: #c4b5fd;

  --note-bg: #352b1b;
  --note-border: #9d8050;
  --note-text: #f8dfac;

  --toolbar-bg: rgba(36, 29, 26, 0.96);
  --modal-overlay: rgba(18, 15, 14, 0.78);

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.5);
  --shadow-md: 0 3.2px 6.4px -1px rgb(0 0 0 / 0.55);
  --shadow-lg: 0 9.6px 19.2px -6px rgb(0 0 0 / 0.6);
  --shadow-xl: 0 22.4px 44.8px -12px rgb(0 0 0 / 0.75);
}

/* ==========================================================================
   Base
   ========================================================================== */
* { box-sizing: border-box; margin: 0; padding: 0; }
/* Author styles must never make a natively hidden control visible. */
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-color);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background-color 0.3s, color 0.3s;
  -webkit-font-smoothing: antialiased;
}
::selection { background: rgba(var(--primary-rgb), 0.25); }
* { scrollbar-width: thin; scrollbar-color: var(--divider) transparent; }
*::-webkit-scrollbar { width: 6.4px; height: 6.4px; }
*::-webkit-scrollbar-thumb { background: var(--divider); border-radius: 6.4px; }
*::-webkit-scrollbar-track { background: transparent; }

button, select {
  font-family: var(--font-family);
  font-size: 0.68rem;
  font-weight: 500;
  padding: 4.8px 9.6px;
  border: 1px solid var(--divider);
  border-radius: 4.8px;
  background: var(--card-bg);
  color: var(--text-color);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 3.2px;
  transition: all 0.2s;
}
button:hover { background: var(--surface-2); }
button:focus-visible, select:focus-visible, a:focus-visible {
  outline: 2px solid rgba(var(--primary-rgb), 0.6);
  outline-offset: 1px;
}

select:hover { background: var(--input-bg); }

.btn-primary { background: var(--primary); color: #fff; border-color: transparent; font-weight: 600; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); color: #fff; border-color: transparent; }
.btn-danger:hover { background: var(--danger-hover); }
.btn-gradient {
  background: linear-gradient(45deg, #ec4899, #8b5cf6, #3b82f6);
  color: #fff;
  border: none;
  font-weight: 600;
}
.btn-gradient:hover { opacity: 0.92; background: linear-gradient(45deg, #ec4899, #8b5cf6, #3b82f6) !important; color: #fff !important; }
.btn-note { background: var(--note-bg) !important; color: var(--note-text) !important; border-color: var(--note-border) !important; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--divider);
  color: var(--text-color);
}
.btn-ghost:hover { background: var(--surface-2); }
.btn-text {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 600;
}
.btn-text:hover { background: transparent; color: var(--text-color); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ==========================================================================
   Lava mode ambience
   ========================================================================== */
@keyframes lavaFlow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
:root.lava-mode body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(251, 146, 60, 0.06), transparent 60%),
    radial-gradient(ellipse 60% 40% at 85% 110%, rgba(251, 146, 60, 0.04), transparent 60%),
    linear-gradient(-45deg, #120f0e, #211612, #120f0e, #281b15);
  background-size: 100% 100%, 100% 100%, 400% 400%;
  animation: lavaFlow 32s ease infinite;
  z-index: -1;
  pointer-events: none;
}
:root.lava-mode .edge-path-visible {
  stroke: var(--edge-color);
}
:root.lava-mode .edge-group:hover .edge-path-visible { stroke: var(--error-text); }
@media (prefers-reduced-motion: reduce) {
  :root.lava-mode body::before { animation: none; }
}
:root.lava-mode .brand { text-shadow: 0 0 14.4px rgba(251, 146, 60, 0.45); }
/* Keep text legible on the bright orange primary in lava mode */
:root.lava-mode .btn-primary,
:root.lava-mode .btn-primary:hover,
:root.lava-mode .pricing-btn:not(#btn-tier-dev),
:root.lava-mode .chat-msg.user,
:root.lava-mode .tb-btn-export,
:root.lava-mode .account-btn-guest,
:root.lava-mode .tb-btn-add:hover,
:root.lava-mode .mobile-export-main,
:root.lava-mode .mobile-add-node,
:root.lava-mode .sim-header,
:root.lava-mode .sim-close,
:root.lava-mode .doctor-review-button,
:root.lava-mode .flw-resume-pill-btn,
:root.lava-mode .action-chip:hover,
:root.lava-mode .domain-actions button:not(.btn-vibe):hover { color: var(--primary-foreground); }
:root.lava-mode .btn-gradient,
:root.lava-mode .btn-gradient:hover { background: linear-gradient(135deg, #9333ea, #6d28d9) !important; }
:root.lava-mode .tb-btn-vibe,
:root.lava-mode .chat-send-build,
:root.lava-mode .domain-actions button.btn-vibe { background: var(--ai-button-bg); }
:root.lava-mode .domain-actions button.btn-vibe:hover { background: #6d28d9; }
:root.lava-mode .btn-danger { color: var(--error-button-foreground); }
:root.lava-mode .discuss-chip-badge,
:root.lava-mode .discuss-btn-build,
:root.lava-mode .sim-patch-btn { background: var(--success-button-bg); color: var(--success-button-foreground); }
:root.lava-mode .discuss-btn-build:hover { background: var(--success-button-bg); filter: brightness(1.06); }
:root.lava-mode .sim-patched-badge { background: var(--success-bg); border-color: var(--success-border); color: var(--success-text); }
:root.lava-mode .chat-msg.ai pre { background: var(--input-bg); color: var(--text-color); border-color: var(--divider); }
:root.lava-mode .chat-msg.ai code { background: var(--surface-1); }
:root.lava-mode .chat-msg.ai pre code { background: transparent; }
:root.lava-mode .chat-msg.ai blockquote { background: var(--surface-1); }
:root.lava-mode .flw-resume-pill-content { background: var(--card-bg); border-color: var(--divider); color: var(--text-color); }
:root.lava-mode .flw-resume-pill-icon,
:root.lava-mode .flw-resume-pill-text strong { color: var(--primary); }
:root.lava-mode .flw-resume-pill-btn { background: linear-gradient(135deg, var(--brand-2), var(--brand-strong)); }
:root.lava-mode .flw-resume-pill-close { color: var(--text-muted); }
:root.lava-mode .flw-resume-pill-close:hover { background: var(--surface-2); color: var(--text-color); }
:root.lava-mode .toast { background: var(--surface-1); border: 1px solid var(--divider); color: var(--text-color); }

/* ==========================================================================
   Toolbar
   ========================================================================== */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9.6px;
  padding: 6.4px 12.8px;
  background: var(--toolbar-bg);
  backdrop-filter: blur(11.2px);
  -webkit-backdrop-filter: blur(11.2px);
  border-bottom: 1px solid var(--divider);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02), 0 6.4px 19.2px -14.8px rgba(15, 23, 42, 0.25);
  position: relative;
  z-index: 10000;
  flex-shrink: 0;
}
.tb-group { display: flex; align-items: center; gap: 8px; min-width: 0; }
.tb-left { flex: 1 1 auto; flex-wrap: wrap; row-gap: 4.8px; }
.tb-right {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 8px;
  border-left: 1px solid var(--divider);
}
.tb-right .tb-primary {
  margin-right: 4px;
  padding-right: 8px;
  border-right: 1px solid var(--divider);
}

.brand {
  font-family: 'Yellowtail', cursive;
  font-weight: 400;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--brand);
  cursor: pointer;
  padding: 2px 3.2px 4.8px;
  user-select: none;
  transition: transform 0.2s var(--ease-out);
}
.brand:hover { transform: scale(1.04) rotate(-1deg); }

.tb-name { position: relative; display: flex; align-items: center; }
.tb-name input {
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 0.72rem;
  width: 128px;
  padding: 4.8px 22.4px 4.8px 8px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6.4px;
  color: var(--text-color);
  cursor: pointer;
  transition: all 0.2s;
}
.tb-name input:hover { border-color: var(--divider); background: var(--surface-1); }
.tb-name input:focus { border-color: var(--primary); background: var(--surface-1); outline: none; cursor: text; }
.workflow-save-controls { display: flex; align-items: center; gap: 8px; min-width: 0; }
.workflow-save-status { max-width: 190px; font-size: .6rem; color: var(--text-muted); line-height: 1.3; }
.workflow-save-status[data-state="saved"] { color: var(--primary); }
.workflow-save-status[data-state="error"] { color: var(--danger); }
.workflow-dialog { width: min(480px, calc(100vw - 24px)); max-height: calc(100dvh - 32px); padding: 0; border: 1px solid var(--divider); border-radius: var(--border-radius); background: var(--card-bg); color: var(--text-color); box-shadow: var(--shadow-lg); overflow: auto; }
.workflow-dialog::backdrop { background: rgba(0, 0, 0, .55); }
.workflow-dialog .modal-card { width: 100%; max-width: none; margin: 0; border: 0; box-shadow: none; }
.workflow-dialog .modal-footer { flex-wrap: wrap; gap: 8px; }
.workflow-dialog .modal-body label { display: block; margin-bottom: 8px; font-weight: 600; }
.workflow-dialog-error { min-height: 1.3em; color: var(--danger); font-size: .75rem; margin-bottom: 0; }
.workflow-discard-button { color: var(--danger); }
.workflow-library-row { display: flex; gap: 8px; align-items: center; padding: 8px; margin-bottom: 6px; border: 1px solid var(--divider); border-radius: 6px; }
.workflow-library-open { flex: 1; min-width: 0; border: 0; background: transparent; color: var(--text-color); text-align: left; font: inherit; cursor: pointer; overflow-wrap: anywhere; padding: 8px; }
@media (max-width: 1100px) { .workflow-save-status { max-width: 110px; } }
@media (max-width: 720px) {
  .workflow-save-controls { gap: 4px; }
  .workflow-save-controls .tb-btn { display: none; }
  .workflow-save-status { max-width: 76px; font-size: .6rem; }
  .workflow-dialog .modal-footer button { min-height: 44px; }
  .workflow-dialog .modal-input { font-size: calc(16px * var(--ui-text-scale, 1)); }
}
.tb-name-icon {
  position: absolute;
  right: 7.2px;
  pointer-events: none;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Primary actions (right cluster) */
.tb-primary {
  display: flex;
  align-items: center;
  gap: 6.4px;
}
.tb-btn {
  display: inline-flex;
  align-items: center;
  gap: 5.6px;
  padding: 6.4px 11.2px;
  border: none;
  border-radius: 8px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.008em;
  color: #fff;
  cursor: pointer;
  transition: transform 0.15s var(--ease-out), box-shadow 0.2s, filter 0.2s;
  white-space: nowrap;
}
.tb-btn:hover { transform: translateY(-1px); filter: brightness(1.06); }
.tb-btn:active { transform: translateY(0) scale(0.98); }
.tb-btn-add {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  box-shadow: none;
}
.tb-btn-add:hover {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 3.2px 9.6px -4px rgba(217, 119, 6, 0.5);
}
:root.dark-mode .tb-btn-add:hover { color: var(--primary-foreground); }
.tb-btn-vibe {
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  box-shadow: 0 3.2px 9.6px -4px rgba(139, 92, 246, 0.5);
}
.tb-btn-export {
  background: linear-gradient(135deg, var(--brand-2), var(--brand-strong));
  box-shadow: 0 3.2px 11.2px -4px rgba(217, 119, 6, 0.55);
  color: #fff;
}
:root.dark-mode .tb-btn-export { color: var(--primary-foreground); }
/* Secondary menus */
.tb-menus { display: flex; align-items: center; gap: 4.8px; flex-wrap: wrap; }

/* Ghost + icon buttons (left cluster) */
.tb-ghost-btn {
  display: inline-flex;
  align-items: center;
  gap: 4.8px;
  padding: 5.6px 9.6px;
  border: 1px solid var(--divider);
  border-radius: 8px;
  background: transparent;
  color: var(--text-color);
  font-weight: 600;
  font-size: 0.656rem;
  transition: all 0.2s;
}
.tb-ghost-btn:hover { background: var(--surface-2); border-color: var(--text-muted); }
.tb-icon-btn {
  width: 27.2px;
  height: 27.2px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--divider);
  border-radius: 8px;
  background: transparent;
  color: var(--text-color);
  transition: all 0.2s;
}
.tb-icon-btn:hover { background: var(--surface-2); border-color: var(--text-muted); }

.account-btn {
  border-radius: 799.2px;
  padding: 3.2px 9.6px 3.2px 4px;
  gap: 6.4px;
  background: var(--surface-1);
  border: 1px solid var(--divider);
  box-shadow: var(--shadow-sm);
}
.account-avatar {
  width: 20.8px;
  height: 20.8px;
  background: linear-gradient(135deg, var(--brand-2), var(--brand-strong));
  color: var(--primary-foreground);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.64rem;
  font-weight: 700;
}
.account-name { font-weight: 600; font-size: 0.704rem; }
.account-btn-guest {
  background: linear-gradient(135deg, var(--brand-2), var(--brand-strong));
  color: #fff;
  border: none;
  padding: 5.6px 12.8px;
  font-weight: 700;
  box-shadow: 0 3.2px 9.6px -4px rgba(217, 119, 6, 0.5);
}
.account-btn-guest:hover { filter: brightness(1.06); background: linear-gradient(135deg, var(--brand-2), var(--brand-strong)); }
:root.dark-mode .account-btn-guest { color: var(--primary-foreground); }

/* ==========================================================================
   Dropdowns (JS hover-intent driven — see app.js initDropdowns)
   ========================================================================== */
.dropdown { position: relative; display: inline-block; }
.dropbtn {
  display: inline-flex;
  align-items: center;
  gap: 4.8px;
  padding: 5.6px 8.8px;
  font-size: 0.664rem;
  font-weight: 600;
  color: var(--text-color);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
}
.dropbtn .chevron { transition: transform 0.2s var(--ease-out); opacity: 0.6; }
.dropbtn:hover { background: var(--surface-2); }
.dropdown.open .dropbtn { background: var(--surface-2); border-color: var(--divider); }
.dropdown.open .dropbtn .chevron { transform: rotate(180deg); }

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4.8px;
  min-width: 152px;
  max-height: min(384px, calc(100vh - 72px));
  overflow-y: auto;
  background: var(--card-bg);
  border: 1px solid var(--divider);
  border-radius: 9.6px;
  box-shadow: var(--shadow-xl);
  padding: 4.8px;
  z-index: 1000;
}
.dropdown.open .dropdown-content {
  display: block;
  animation: dropdownIn 0.18s var(--ease-out);
}
@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-6px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.dropdown-content a {
  display: flex;
  align-items: center;
  gap: 7.2px;
  color: var(--text-color);
  padding: 6.4px 8px;
  text-decoration: none;
  font-size: 0.68rem;
  font-weight: 500;
  border-radius: 6.4px;
  cursor: pointer;
  transition: background 0.12s;
}
.dropdown-content a svg { flex-shrink: 0; color: var(--text-muted); }
.dropdown-content a:hover { background: var(--surface-2); }
.dropdown-content a:hover svg { color: var(--text-color); }
.dropdown-content a .beta-badge { margin-left: auto; }
.dropdown-item-label { display: inline-flex; align-items: center; gap: 7.2px; }
.dropdown-item-disabled {
  color: var(--text-muted) !important;
  cursor: not-allowed !important;
}
.dropdown-hint {
  margin-left: auto;
  font-size: 0.56rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface-2);
  padding: 2px 5.6px;
  border-radius: 799.2px;
}
.dropdown-divider { height: 1px; background: var(--divider); margin: 4px 3.2px; }
.dropdown-load-row {
  position: relative;
  display: flex;
  gap: 4.8px;
  align-items: center;
  padding: 3.2px 3.2px 6.4px;
  border-bottom: 1px solid var(--divider);
  margin-bottom: 3.2px;
}
.dropdown-load-row select {
  width: 100%;
  padding: 5.6px 6.4px 5.6px 22.4px;
  border-radius: 6.4px;
  border: 1px solid var(--divider);
  background: var(--input-bg);
  color: var(--text-color);
  font-size: 0.656rem;
}
.dropdown-load-row select:disabled { color: var(--text-muted); cursor: not-allowed; }
.dropdown-load-icon {
  position: absolute;
  left: 11.2px;
  top: 50%;
  transform: translateY(calc(-50% - 2px));
  color: var(--text-muted);
  pointer-events: none;
  z-index: 1;
}
.dropdown-manage-btn {
  padding: 5.6px;
  border-radius: 6.4px;
  border: 1px solid var(--divider);
  background: transparent;
  color: var(--text-muted);
  flex-shrink: 0;
}
.dropdown-manage-btn:hover { color: var(--text-color); background: var(--surface-2); }

.beta-badge {
  background: #ef4444;
  color: #fff;
  font-size: 0.48rem;
  font-weight: 700;
  padding: 2px 4.8px;
  border-radius: 6.4px;
  letter-spacing: 0.04em;
}
.beta-badge-muted { background: var(--divider); color: var(--text-muted); }

.btn-delete-workflow { padding: 4.8px; }

/* ==========================================================================
   Workspace / Canvas
   ========================================================================== */
.workspace-container { flex: 1; position: relative; overflow: hidden; cursor: grab; }
.workspace-container.panning { cursor: grabbing; }
.grid-bg {
  position: absolute;
  top: -10000px; left: -10000px; right: -10000px; bottom: -10000px;
  background-image: linear-gradient(var(--grid-color) 1px, transparent 1px), linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 19.2px 19.2px;
  pointer-events: none;
  z-index: 0;
}
.workspace { position: absolute; top: 0; left: 0; transform-origin: 0 0; }
.empty-state {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--text-muted);
  pointer-events: none;
  z-index: 5;
}

/* SVG Edges */
.edges-layer {
  position: absolute;
  top: -50000px;
  left: -50000px;
  width: 100000px;
  height: 100000px;
  pointer-events: none;
  overflow: visible;
  z-index: 10;
}
.edge-group { pointer-events: visibleStroke; cursor: pointer; }
.edge-path-hitbox { stroke: transparent; stroke-width: 20px; fill: none; }
.edge-path-visible {
  stroke: var(--edge-color);
  stroke-width: 2.4px;
  fill: none;
  transition: stroke 0.2s, stroke-width 0.2s;
}
.edge-group:hover .edge-path-visible { stroke: var(--danger); stroke-width: 3.2px; }
.temp-edge {
  stroke: var(--text-muted);
  stroke-width: 2px;
  stroke-dasharray: 5, 5;
  fill: none;
  pointer-events: none;
}

/* Node Cards */
.node {
  position: absolute;
  width: 320px;
  min-width: 200px;
  min-height: 120px;
  background: var(--node-bg);
  border-radius: var(--border-radius);
  box-shadow: inset 4px 0 0 var(--domain-color, transparent), var(--shadow-md);
  transition: box-shadow 0.2s, background-color 0.3s, border 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
  z-index: 20;
  overflow: visible;
  border: 2px solid var(--node-border);
}
.node:hover { box-shadow: inset 4px 0 0 var(--domain-color, transparent), var(--shadow-lg); }
.node.has-domain { --domain-color: hsl(var(--domain-hue), 70%, var(--domain-lightness)); }
:root:not(.dark-mode):not(.lava-mode) .node.has-domain:not(.node-dimmed) {
  --node-bg: hsl(var(--domain-hue), 65%, 91%);
  --note-bg: var(--node-bg);
  --node-border: hsl(var(--domain-hue), 45%, 68%);
  --note-border: var(--node-border);
  --input-bg: hsl(var(--domain-hue), 60%, 96%);
  --surface-2: hsl(var(--domain-hue), 55%, 87%);
  --divider: hsl(var(--domain-hue), 35%, 76%);
  --text-muted: #475569;
}
.node.has-heatmap { border-color: var(--heatmap-color); }
.node:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
.node.note {
  width: 360px;
  background: var(--note-bg);
  border: 1px solid var(--note-border);
  border-radius: var(--border-radius) 0 var(--border-radius) var(--border-radius);
}
.node.note::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  border-width: 9.6px;
  border-style: solid;
  border-color: var(--note-border) transparent transparent var(--note-border);
  border-radius: 0 0 0 var(--border-radius);
}
.node.note.has-heatmap { border: 2px solid var(--heatmap-color); }
.node-header {
  padding: 9.6px 12.8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px dashed var(--divider);
  cursor: grab;
  position: relative;
}
.node-indicators {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 12.8px 0;
}
.domain-badge,
.heatmap-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  max-width: 100%;
  background: var(--card-bg);
  color: var(--text-color);
  border: 1px solid var(--divider);
  font-size: 0.6rem;
  line-height: 1.4;
  padding: 3px 6px;
  border-radius: 6.4px;
  font-weight: 600;
  overflow-wrap: anywhere;
}
.domain-badge::before,
.heatmap-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--domain-color);
}
.heatmap-badge::before { background: var(--heatmap-color); border-radius: 2px; }
/* Keep editable surfaces neutral; coloured borders identify flagged fields. */
.node .heatmap-highlight {
  border-color: var(--heatmap-color);
  box-shadow: inset 3px 0 0 var(--heatmap-color);
}
.node input:focus-visible,
.node textarea:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.node input::placeholder,
.node textarea::placeholder { color: var(--text-muted); opacity: 1; }
.node-header input {
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.8rem;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-color);
  flex: 1;
  padding: 2px 3.2px;
  margin-right: 6.4px;
}
.node-header input:focus { border-bottom-color: var(--primary); }
.node-actions { display: flex; gap: 3.2px; }
.node-actions button {
  padding: 2px 3.2px;
  font-size: 0.8rem;
  border: none;
  background: transparent;
  border-radius: 3.2px;
}
.node-actions button:hover { background: var(--bg-color); }
.node-body {
  padding: 12.8px;
  display: flex;
  flex-direction: column;
  gap: 9.6px;
  flex: 1;
}
.node-body label {
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.tools-input {
  width: 100%;
  padding: 6.4px;
  border: 1px solid var(--divider);
  border-radius: 4.8px;
  background: var(--input-bg);
  color: var(--text-color);
  font-family: var(--font-family);
}
.rules-header { display: flex; justify-content: space-between; align-items: center; }
.btn-add-rule {
  font-size: 0.6rem;
  padding: 2px 4.8px;
  border: none;
  background: var(--bg-color);
  color: var(--primary);
  border-radius: 3.2px;
  cursor: pointer;
}
.btn-add-rule:hover { background: var(--divider); }
.rules-list { display: flex; flex-direction: column; gap: 6.4px; }
.rule-row { display: flex; gap: 6.4px; align-items: flex-start; }
.rule-row textarea,
.node-summary {
  flex: 1;
  resize: none;
  overflow: hidden;
  min-height: 28.8px;
  padding: 6.4px;
  border: 1px solid var(--divider);
  border-radius: 4.8px;
  font-family: var(--font-family);
  font-size: 0.68rem;
  background: var(--input-bg);
  color: var(--text-color);
}
.node-summary { flex: none; width: 100%; box-sizing: border-box; }
.node.note .rule-row textarea { border: none; background: transparent; min-height: 96px; padding: 0; }
.node.note .rule-row textarea:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.node.note .rule-row textarea.heatmap-highlight { border: 1px solid var(--heatmap-color); padding: 6.4px; }
.btn-delete-rule {
  background: transparent;
  border: none;
  color: var(--danger);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 3.2px;
}

/* Ports */
.port {
  position: absolute;
  width: 22.4px;
  height: 22.4px;
  background: var(--card-bg);
  border: 2.4px solid var(--divider);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  cursor: crosshair;
  z-index: 30;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}
.port:hover {
  transform: translateY(-50%) scale(1.2);
  background: var(--primary);
  border-color: var(--primary);
}
.port.in { left: -13.2px; }
.port.out { right: -13.2px; }

/* Zoom Controls */
.zoom-controls {
  position: absolute;
  bottom: 16px;
  left: 16px;
  display: flex;
  gap: 4.8px;
  z-index: 1000;
}
.zoom-controls button {
  background: var(--card-bg);
  border: 1px solid var(--divider);
  box-shadow: var(--shadow-sm);
  padding: 5.6px 8px;
  font-size: 0.8rem;
  border-radius: 8px;
  font-weight: 600;
}
.zoom-controls button:hover { background: var(--surface-2); }

/* Credit pill */
.credit-pill {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 5.6px;
  background: var(--card-bg);
  color: var(--text-color);
  padding: 5.6px 12.8px;
  border-radius: 799.2px;
  box-shadow: var(--shadow-md);
  z-index: 1000;
  font-weight: 600;
  font-size: 0.68rem;
  border: 1px solid var(--divider);
  white-space: nowrap;
}
.credit-pill svg { color: var(--brand); }

/* ==========================================================================
   Vibe Chat panel
   ========================================================================== */
.vibe-chat {
  position: absolute;
  right: 16px;
  top: 52.8px;
  width: min(30vw, 640px);
  min-width: min(320px, calc(100vw - 32px));
  max-width: min(640px, calc(100vw - 32px));
  height: calc(100vh - 68.8px);
  background: var(--card-bg);
  border-radius: 12.8px;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  z-index: 1500;
  border: 1px solid var(--divider);
  overflow: hidden;
  animation: panelSlideIn 0.3s var(--ease-out);
}
.vibe-chat > .chat-resize-handle {
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  left: 0;
  width: 14px;
  padding: 0;
  border: 0;
  border-radius: 12.8px 0 0 12.8px;
  background: linear-gradient(90deg, rgba(139, 92, 246, 0.13), transparent);
  color: var(--text-muted);
  cursor: ew-resize;
  touch-action: none;
  display: flex;
  align-items: center;
  justify-content: center;
}
.chat-resize-grip {
  width: 3px;
  height: 38px;
  border-left: 1px solid currentColor;
  border-right: 1px solid currentColor;
  opacity: 0.75;
}
.vibe-chat > .chat-resize-handle:hover,
.vibe-chat > .chat-resize-handle:focus-visible {
  background: rgba(139, 92, 246, 0.2);
  color: var(--primary);
  outline: none;
}
.vibe-chat.hidden { display: none; }
@keyframes panelSlideIn {
  from { opacity: 0; transform: translateX(19.2px); }
  to { opacity: 1; transform: translateX(0); }
}
.chat-header {
  padding: 10.4px 12.8px;
  border-bottom: 1px solid var(--divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(45deg, rgba(139, 92, 246, 0.10), rgba(245, 158, 11, 0.08));
}
.chat-header h3 {
  margin: 0;
  font-size: 0.76rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 240px;
}
.chat-header button {
  padding: 3.2px 6.4px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: 4.8px;
  color: var(--text-muted);
  font-size: 0.72rem;
}
.chat-header button:hover { background: rgba(0, 0, 0, 0.06); color: var(--text-color); }
.chat-settings {
  padding: 8px 12.8px;
  border-bottom: 1px solid var(--divider);
  display: flex;
  gap: 6.4px;
}
.chat-settings input, .chat-settings select {
  width: 100%;
  padding: 4.8px 6.4px;
  border: 1px solid var(--divider);
  border-radius: 4.8px;
  background: var(--input-bg);
  color: var(--text-color);
  font-size: 0.64rem;
}
.chat-settings-row { display: flex; gap: 6.4px; }
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12.8px;
  display: flex;
  flex-direction: column;
  gap: 9.6px;
}
.chat-msg {
  padding: 9.6px 12.8px;
  border-radius: 8px;
  font-size: 0.82rem;
  max-width: 90%;
  line-height: 1.55;
  word-break: break-word;
}
.chat-msg.user {
  background: var(--primary);
  color: #fff;
  align-self: flex-end;
  white-space: pre-wrap;
}
:root.dark-mode .chat-msg.user { color: var(--primary-foreground); }
.chat-msg.ai {
  background: var(--surface-2);
  border: 1px solid var(--divider);
  align-self: flex-start;
  white-space: normal;
  color: var(--text-color);
}
.chat-msg.ai p {
  margin: 0 0 8px;
}
.chat-msg.ai p:last-child {
  margin-bottom: 0;
}
.chat-msg.ai h1, .chat-msg.ai h2, .chat-msg.ai h3, .chat-msg.ai h4 {
  margin: 10px 0 6px;
  font-weight: 700;
  line-height: 1.3;
}
.chat-msg.ai h1 { font-size: 1.05rem; color: var(--primary); }
.chat-msg.ai h2 { font-size: 0.95rem; color: var(--primary); }
.chat-msg.ai h3 { font-size: 0.88rem; color: var(--text-color); }
.chat-msg.ai h4 { font-size: 0.82rem; color: var(--text-color); }
.chat-msg.ai ul, .chat-msg.ai ol {
  margin: 6px 0 8px;
  padding-left: 18px;
}
.chat-msg.ai li {
  margin-bottom: 4px;
}
.chat-msg.ai li:last-child {
  margin-bottom: 0;
}
.chat-msg.ai blockquote {
  margin: 8px 0;
  padding: 6px 12px;
  border-left: 3px solid var(--primary);
  background: rgba(99, 102, 241, 0.08);
  border-radius: 0 6px 6px 0;
  font-style: italic;
  font-size: 0.8rem;
}
.chat-msg.ai pre {
  background: #1e1e1e;
  color: #d4d4d4;
  padding: 8px 10px;
  border-radius: 6px;
  overflow-x: auto;
  font-family: monospace;
  font-size: 0.78rem;
  margin: 8px 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  white-space: pre;
}
.chat-msg.ai code {
  font-family: monospace;
  font-size: 0.85em;
  background: rgba(0, 0, 0, 0.08);
  padding: 1.6px 4px;
  border-radius: 3px;
}
:root.dark-mode .chat-msg.ai code {
  background: rgba(255, 255, 255, 0.1);
}
.chat-msg.ai pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}
.chat-msg.ai hr {
  border: 0;
  border-top: 1px solid var(--divider);
  margin: 10px 0;
}
.chat-input-area {
  padding: 9.6px 12.8px 12.8px;
  border-top: 1px solid var(--divider);
  display: flex;
  flex-direction: column;
  gap: 6.4px;
}
.chat-input-area textarea {
  width: 100%;
  height: 96px;
  resize: none;
  padding: 8px;
  border: 1px solid var(--divider);
  border-radius: 6.4px;
  background: var(--input-bg);
  color: var(--text-color);
  font-family: var(--font-family);
  font-size: 0.85rem;
  line-height: 1.5;
}
.chat-input-area textarea:focus { outline: none; border-color: var(--primary); }
.chat-send-actions {
  display: inline-flex;
  align-self: flex-end;
  min-height: 42px;
  overflow: hidden;
  border: 1px solid var(--divider);
  border-radius: 9px;
  background: var(--surface-1);
}
.chat-send-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 112px;
  min-height: 42px;
  padding: 0 16px;
  border: 0;
  border-radius: 0;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: filter 0.15s ease, background 0.15s ease;
}
.chat-send-actions button:hover { filter: brightness(1.06); }
.chat-send-actions button:focus-visible { position: relative; z-index: 1; outline: 2px solid var(--primary); outline-offset: -3px; }
.chat-send-build { background: linear-gradient(135deg, #a855f7, #7c3aed); color: #fff; }
.chat-send-discuss { border-left: 1px solid var(--divider) !important; background: var(--surface-1); color: var(--text-color); }
.chat-send-discuss:hover { background: var(--surface-2); }
.btn-assess {
  margin: 0 12.8px 12.8px 12.8px;
  background: var(--note-bg);
  color: var(--note-text);
  border-color: var(--note-border);
  justify-content: center;
  display: flex;
  align-items: center;
  padding: 6.4px 12.8px;
  border-radius: var(--border-radius);
  border: 1px solid var(--divider);
  font-weight: 500;
  cursor: pointer;
}

/* Vibe Chat Action Chips */
.action-chips-container {
  display: flex;
  gap: 6.4px;
  overflow-x: auto;
  padding-bottom: 4.8px;
  margin-bottom: 2px;
}
.action-chips-container::-webkit-scrollbar { height: 3.2px; }
.action-chips-container::-webkit-scrollbar-thumb { background: var(--divider); border-radius: 3.2px; }
.action-chip {
  white-space: nowrap;
  background: var(--surface-2);
  border: 1px solid var(--divider);
  color: var(--text-color);
  border-radius: 12.8px;
  padding: 4.8px 9.6px;
  font-size: 0.6rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 4.8px;
}
.action-chip:hover { background: var(--primary); border-color: var(--primary); color: #fff; }
:root.dark-mode .action-chip:hover { color: var(--primary-foreground); }

/* ==========================================================================
   Discuss Mode Enhancements (Questions, Tool Badges, Build Bridge)
   ========================================================================== */
.discuss-card {
  background: var(--surface-2);
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 10px 12px;
  margin-top: 8px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.discuss-question-box {
  background: var(--surface-1);
  border: 1px solid rgba(var(--primary-rgb, 217, 119, 6), 0.25);
  border-radius: 6.4px;
  padding: 8px 10px;
}

.discuss-question-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 4.8px;
  margin-bottom: 6px;
}

.discuss-options-grid {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.discuss-chip-btn {
  background: var(--surface-2);
  border: 1px solid var(--divider);
  color: var(--text-color);
  border-radius: 6px;
  padding: 6.4px 9.6px;
  font-size: 0.68rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  text-align: left;
  transition: all 0.15s ease;
  line-height: 1.3;
}

.discuss-chip-btn:hover {
  border-color: var(--primary);
  background: var(--surface-1);
  transform: translateX(2px);
}

.discuss-chip-btn.recommended {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.05);
}

.discuss-chip-btn.recommended:hover {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.12);
}

.discuss-chip-badge {
  font-size: 0.58rem;
  font-weight: 700;
  background: #10b981;
  color: #ffffff;
  padding: 1.6px 4.8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.discuss-tools-section {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
  margin-top: 4px;
}

.discuss-tool-btn {
  background: var(--surface-1);
  border: 1px solid var(--divider);
  color: var(--text-color);
  border-radius: 6px;
  padding: 4.8px 8px;
  font-size: 0.64rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s ease;
}

.discuss-tool-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--surface-2);
}

.discuss-build-bridge {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(168, 85, 247, 0.08) 100%);
  border: 1px dashed rgba(99, 102, 241, 0.4);
  border-radius: 6.4px;
  padding: 8px 10px;
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.discuss-build-bridge-text {
  font-size: 0.68rem;
  color: var(--text-muted);
  flex: 1;
  min-width: 140px;
}

.discuss-build-bridge-text strong {
  color: var(--text-color);
  display: block;
  font-size: 0.72rem;
  margin-bottom: 2px;
}

.discuss-btn-build {
  background: #10b981;
  color: #ffffff;
  border: none;
  border-radius: 5px;
  padding: 5.6px 11.2px;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 1px 3px rgba(16, 185, 129, 0.3);
  transition: all 0.15s ease;
  white-space: nowrap;
}

.discuss-btn-build:hover {
  background: #059669;
  transform: translateY(-1px);
  box-shadow: 0 2px 5px rgba(16, 185, 129, 0.4);
}


/* ==========================================================================
   Flow Doctor panel (Flow reviewer)
   ========================================================================== */
.simulation-panel {
  position: fixed;
  right: 16px;
  top: 60.8px;
  width: 350px;
  max-width: calc(100vw - 32px);
  max-height: calc(100vh - 96px);
  background: var(--card-bg);
  border: 1px solid var(--divider);
  border-radius: 12.8px;
  box-shadow: var(--shadow-xl);
  z-index: 1500;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: panelSlideIn 0.3s var(--ease-out);
}
.simulation-panel.hidden { display: none; }
.doctor-block { padding: 12px; margin: 0 0 10px; border: 1px solid var(--divider); border-radius: 8px; background: var(--surface-1); font-size: 0.78rem; line-height: 1.5; overflow-wrap: anywhere; }
.doctor-block h4 { margin: 0 0 8px; font-size: 0.86rem; }
.doctor-block p { margin: 6px 0; }
.doctor-block article { padding: 8px 0; border-top: 1px solid var(--divider); }
.doctor-block button { margin: 6px 5px 0 0; padding: 6px 9px; border: 1px solid var(--divider); border-radius: 6px; background: var(--surface-2); color: var(--text-color); cursor: pointer; }
.doctor-block pre { white-space: pre-wrap; word-break: break-word; max-height: 250px; overflow: auto; }
.doctor-goal { width: 100%; min-height: 75px; margin-top: 7px; padding: 7px; box-sizing: border-box; border: 1px solid var(--divider); border-radius: 6px; background: var(--surface-2); color: var(--text-color); resize: vertical; }
.doctor-answer { width: 100%; margin-top: 7px; padding: 7px; box-sizing: border-box; border: 1px solid var(--divider); border-radius: 6px; background: var(--surface-2); color: var(--text-color); }
.doctor-error { border-color: var(--error-border); color: var(--error-text); }
.doctor-finding { border-left: 3px solid #f59e0b; padding-left: 8px !important; }
.doctor-solution-card { border-left-color: #6366f1; }
.doctor-solution { margin-top: 10px; padding: 10px; border-radius: 7px; background: color-mix(in srgb, var(--surface-2) 85%, #6366f1 15%); }
.doctor-solution h5 { margin: 0 0 6px; font-size: 0.82rem; }
.doctor-solution-steps { margin: 8px 0; padding-left: 22px; }
.doctor-solution-decision { color: var(--warning-text); font-weight: 600; }
.doctor-consult-intro { padding: 5px 2px 16px; color: var(--text-color); }
.doctor-eyebrow { display: block; margin-bottom: 7px; font-size: .62rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.doctor-consult-intro h4 { margin: 0 0 8px; font-size: 1.02rem; line-height: 1.35; letter-spacing: -.02em; }
.doctor-consult-intro p, .doctor-understanding p { margin: 0; font-size: .76rem; line-height: 1.6; }
.doctor-intake { padding: 13px; border: 1px solid var(--divider); border-radius: 12px; background: var(--surface-1); }
.doctor-intake label { display: flex; justify-content: space-between; gap: 10px; font-size: .75rem; font-weight: 650; }
.doctor-intake label span { font-size: .65rem; font-weight: 400; color: var(--text-muted); }
.doctor-intake textarea { display: block; box-sizing: border-box; width: 100%; min-height: 112px; margin: 10px 0 7px; padding: 10px; resize: vertical; border: 1px solid var(--divider); border-radius: 8px; color: var(--text-color); background: var(--surface-2); font: inherit; font-size: .76rem; line-height: 1.5; }
.doctor-intake small, .doctor-understanding small { display: block; font-size: .66rem; line-height: 1.5; color: var(--text-muted); }
.doctor-intake textarea:focus-visible { outline: 2px solid var(--brand-2); outline-offset: 2px; }
.doctor-review-button { display: flex; justify-content: space-between; align-items: center; width: 100%; margin: 12px 0 20px; padding: 12px 14px; border: 0; border-radius: 9px; background: var(--brand-strong, #4f46e5); color: #fff; font: inherit; font-size: .78rem; font-weight: 650; cursor: pointer; }
.doctor-review-button:hover { filter: brightness(1.1); }
.doctor-understanding { margin: 20px 0 14px; padding: 0 2px; }
.doctor-understanding small { margin-top: 7px; }
.doctor-results-hint, .doctor-context-note { font-size: .68rem; line-height: 1.5; color: var(--text-muted); margin: 12px 2px; }
.doctor-consult-card { display: flex; flex-direction: column; gap: 12px; box-sizing: border-box; width: 100%; margin: 0 0 13px; padding: 16px; text-align: left; font: inherit; color: var(--text-color); background: var(--surface-1); border: 1px solid var(--divider); border-radius: 13px; cursor: pointer; overflow-wrap: anywhere; transition: border-color .15s ease, box-shadow .15s ease; }
.doctor-consult-card:hover { border-color: var(--brand-2); box-shadow: 0 4px 16px rgba(79,70,229,.09); }
.doctor-consult-card:focus-visible, .doctor-review-button:focus-visible, .doctor-secondary:focus-visible { outline: 2px solid var(--brand-2); outline-offset: 3px; }
.doctor-card-top { display: flex; align-items: center; gap: 8px; font-size: .64rem; color: var(--text-muted); }
.doctor-card-number { display: inline-flex; align-items: center; justify-content: center; width: 23px; height: 23px; border-radius: 7px; background: var(--surface-2); font-size: .61rem; font-weight: 700; color: var(--brand-2); }
.doctor-card-title { font-size: .88rem; line-height: 1.4; letter-spacing: -.015em; }
.doctor-card-section { display: flex; flex-direction: column; gap: 5px; font-size: .74rem; line-height: 1.6; }
.doctor-card-label { font-size: .61rem; font-weight: 750; letter-spacing: .055em; text-transform: uppercase; color: var(--text-muted); }
.doctor-card-impact { font-size: .68rem; line-height: 1.5; color: var(--text-muted); }
.doctor-card-proposal { padding: 11px 12px; border-radius: 8px; background: var(--surface-2); }
.doctor-card-action { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding-top: 3px; font-size: .72rem; font-weight: 650; color: var(--brand-2); }
.doctor-consult-status { display: flex; align-items: center; gap: 12px; padding: 20px 4px 10px; font-size: .78rem; }
.doctor-consult-status p { margin: 5px 0 0; font-size: .7rem; line-height: 1.5; color: var(--text-muted); }
.doctor-pulse { flex: 0 0 9px; height: 9px; border-radius: 50%; background: var(--brand-2); animation: doctor-pulse 1.5s ease-in-out infinite; }
@keyframes doctor-pulse { 50% { opacity: .35; } }
@media (prefers-reduced-motion: reduce) { .doctor-pulse { animation: none; } .doctor-consult-card { transition: none; } }
.doctor-secondary { margin: 8px 0; padding: 8px 12px; background: transparent; border: 1px solid var(--divider); border-radius: 8px; font: inherit; font-size: .72rem; color: var(--text-color); cursor: pointer; }
.doctor-consult-error, .doctor-clear-state { margin: 14px 0; padding: 14px; border: 1px solid var(--divider); border-radius: 10px; background: var(--surface-1); font-size: .75rem; line-height: 1.6; }
.doctor-consult-error { border-left: 3px solid var(--danger, #ef4444); }
.doctor-consult-error p, .doctor-clear-state p { margin: 6px 0 0; font-size: .72rem; }
.sim-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10.4px 12.8px;
  background: linear-gradient(135deg, var(--brand-2), var(--brand-strong));
  color: #fff;
}
.sim-header-title { display: flex; align-items: center; gap: 8px; min-width: 0; }
.sim-header-icon {
  font-size: 1.04rem;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  width: 28.8px;
  height: 28.8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.sim-header h3 { margin: 0; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.008em; }
.sim-header-sub { font-size: 0.576rem; font-weight: 500; opacity: 0.85; }
.sim-close {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: 0.72rem;
  width: 22.4px;
  height: 22.4px;
  border-radius: 6.4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.sim-close:hover { background: rgba(255, 255, 255, 0.3); }
.sim-content {
  padding: 11.2px 12.8px;
  overflow-y: auto;
  font-size: 0.72rem;
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  gap: 8.8px;
}

/* Flow Doctor 2.0 Card Elements */
.sim-score-card {
  background: var(--surface-1);
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 10px 12px;
  box-shadow: var(--shadow-sm);
}
.sim-score-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.sim-score-badge {
  font-size: 1.1rem;
  font-weight: 800;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.sim-verdict-tag {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2.5px 6.4px;
  border-radius: 4.8px;
}
.sim-progress-bar {
  width: 100%;
  height: 5px;
  background: var(--surface-2);
  border-radius: 3px;
  overflow: hidden;
  margin: 4px 0 8px 0;
}
.sim-progress-fill {
  height: 100%;
  transition: width 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.sim-scope-box {
  background: var(--surface-2);
  border: 1px solid var(--divider);
  border-radius: 6.4px;
  padding: 8px 10px;
  font-size: 0.64rem;
  line-height: 1.45;
}
.sim-ai-impact-box {
  background: rgba(239, 68, 68, 0.08);
  border: 1px dashed rgba(239, 68, 68, 0.35);
  border-radius: 5px;
  padding: 6px 8px;
  font-size: 0.62rem;
  color: var(--text-color);
  line-height: 1.35;
  margin-top: 4px;
}
.sim-patch-btn {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  border: none;
  padding: 6px 10px;
  border-radius: 5.6px;
  font-weight: 700;
  font-size: 0.64rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4.8px;
  box-shadow: 0 2px 4px rgba(16, 185, 129, 0.25);
  transition: all 0.15s ease;
}
.sim-patch-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(16, 185, 129, 0.4);
}
.sim-patched-badge {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid #10b981;
  padding: 4px 8px;
  border-radius: 4.8px;
  font-weight: 700;
  font-size: 0.62rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
@keyframes flashGreen {
  0% { box-shadow: 0 0 0 4px #10b981, 0 0 24px rgba(16, 185, 129, 0.85); border-color: #10b981 !important; transform: scale(1.03); }
  50% { box-shadow: 0 0 0 6px #10b981, 0 0 32px rgba(16, 185, 129, 0.7); border-color: #10b981 !important; transform: scale(1.02); }
  100% { box-shadow: var(--shadow-md); border-color: var(--border-color); transform: scale(1); }
}

@keyframes flashRuleGreen {
  0% { background-color: rgba(16, 185, 129, 0.35) !important; border-color: #10b981 !important; }
  50% { background-color: rgba(16, 185, 129, 0.2) !important; border-color: #10b981 !important; }
  100% { background-color: var(--surface-2); border-color: var(--divider); }
}

/* ==========================================================================
   Modals — one design system for every dialog
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--modal-overlay);
  backdrop-filter: blur(4.8px);
  -webkit-backdrop-filter: blur(4.8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12.8px;
}
.modal-overlay.hidden { display: none; }
.modal-card {
  background: var(--card-bg);
  border: 1px solid var(--divider);
  border-radius: 14.4px;
  box-shadow: var(--shadow-xl);
  width: 720px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalIn 0.25s var(--ease-out);
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(9.6px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-sm { width: 336px; }
.modal-md { width: 448px; }
.modal-lg { width: 672px; max-width: 92vw; }

.modal-header {
  padding: 12.8px 16px;
  border-bottom: 1px solid var(--divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 9.6px;
}
.modal-header h2 { margin: 0; font-size: 0.92rem; font-weight: 700; letter-spacing: -0.0.8em; }
.modal-close {
  width: 24px;
  height: 24px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.76rem;
  border-radius: 6.4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.15s;
}
.modal-close:hover { background: var(--surface-2); color: var(--text-color); }

.modal-body {
  padding: 16px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 11.2px;
}
.modal-body textarea {
  width: 100%;
  height: 400px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.68rem;
  padding: 12.8px;
  background: var(--surface);
  color: var(--text-color);
  border: 1px solid var(--divider);
  border-radius: 6.4px;
  resize: none;
}
.modal-footer {
  padding: 11.2px 16px;
  border-top: 1px solid var(--divider);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.modal-text { font-size: 0.72rem; color: var(--text-color); line-height: 1.5; margin: 0; }
.modal-input {
  width: 100%;
  padding: 7.2px 9.6px;
  border: 1px solid var(--divider);
  border-radius: 6.4px;
  background: var(--input-bg);
  color: var(--text-color);
  font-family: var(--font-family);
  font-size: 0.72rem;
}
.modal-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2.4px rgba(var(--primary-rgb), 0.15); }

/* Centered "announcement" style modals (quota, limits, mobile) */
.modal-centered-card {
  padding: 28.8px 25.6px 22.4px;
  text-align: center;
  align-items: center;
  gap: 0;
}
.modal-icon {
  width: 48px;
  height: 48px;
  border-radius: 14.4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.44rem;
  margin-bottom: 14.4px;
}
.modal-icon-danger { background: rgba(239, 68, 68, 0.12); color: var(--danger); }
.modal-icon-brand { background: rgba(var(--primary-rgb), 0.12); }
.modal-title-center {
  margin: 0 0 8px;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.1.6em;
  color: var(--text-color);
}
.modal-text-center {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 0.76rem;
  margin: 0 0 19.2px;
}
.modal-actions-col { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.modal-cta {
  width: 100%;
  padding: 10.4px;
  font-weight: 700;
  font-size: 0.8rem;
  border-radius: 9.6px;
  justify-content: center;
  border: none;
  cursor: pointer;
  transition: transform 0.15s var(--ease-out), filter 0.2s;
}
.modal-cta:hover { transform: translateY(-1px); filter: brightness(1.05); }
.modal-cta:active { transform: scale(0.98); }
.modal-actions-col .btn-text { width: 100%; padding: 8px; justify-content: center; border-radius: 9.6px; }
.modal-actions-col .btn-text:hover { background: var(--surface-2); }

/* Settings */
.settings-section { display: flex; flex-direction: column; gap: 6.4px; }
.settings-label {
  font-size: 0.624rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.048em;
}
.settings-input {
  width: 100%;
  padding: 7.2px 9.6px;
  background: var(--surface-2);
  border: 1px solid var(--divider);
  color: var(--text-muted);
  border-radius: 6.4px;
  font-size: 0.68rem;
  font-family: 'Courier New', monospace;
}
.settings-version { font-size: 0.624rem; color: var(--text-muted); text-align: center; margin: 6.4px 0 0; }
.settings-promo-controls { display: flex; gap: 6.4px; }
.settings-promo-controls .settings-input { flex: 1; min-width: 0; color: var(--text-color); }
.settings-promo-controls button { padding: 7.2px 12px; border-radius: 6.4px; }
.settings-promo-help { margin: 0; font-size: 0.624rem; color: var(--text-muted); line-height: 1.5; }

.theme-switch {
  display: flex;
  gap: 3.2px;
  background: var(--surface-2);
  border: 1px solid var(--divider);
  border-radius: 9.6px;
  padding: 3.2px;
}
.theme-switch button {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6.4px;
  padding: 7.2px 6.4px;
  border: 1px solid transparent;
  border-radius: 7.2px;
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.68rem;
  transition: all 0.18s;
}
.theme-switch button:hover { color: var(--text-color); background: transparent; }
.theme-switch button.active {
  background: var(--card-bg);
  color: var(--text-color);
  border-color: var(--divider);
  box-shadow: var(--shadow-sm);
}
.theme-swatch {
  width: 11.2px;
  height: 11.2px;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}
.theme-swatch-light { background: linear-gradient(135deg, #ffffff 55%, #f59e0b 55%); }
.theme-swatch-dark { background: linear-gradient(135deg, #09090b 55%, #f59e0b 55%); }
.theme-swatch-lava { background: linear-gradient(135deg, #241d1a 45%, #ffb078 45%); }

/* Segmented tabs (Compile modal) */
.seg-tabs {
  display: flex;
  gap: 3.2px;
  background: var(--surface-2);
  border: 1px solid var(--divider);
  border-radius: 9.6px;
  padding: 3.2px;
  flex-wrap: wrap;
}
.seg-tab {
  flex: 1;
  min-width: 80px;
  justify-content: center;
  padding: 6.4px 8px;
  border: 1px solid transparent;
  border-radius: 7.2px;
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.664rem;
  transition: all 0.18s;
  white-space: nowrap;
}
.seg-tab:hover { color: var(--text-color); background: transparent; }
.seg-tab.active {
  background: var(--card-bg);
  color: var(--text-color);
  border-color: var(--divider);
  box-shadow: var(--shadow-sm);
}

/* Heatmap options */
.heatmap-option {
  display: flex;
  align-items: center;
  gap: 9.6px;
  width: 100%;
  padding: 8.8px 9.6px;
  border: 1px solid var(--divider);
  border-radius: 9.6px;
  background: var(--surface-1);
  text-align: left;
  transition: all 0.15s;
}
.heatmap-option:hover { border-color: var(--primary); background: var(--surface-2); transform: translateY(-1px); }
.heatmap-option-icon { font-size: 1rem; flex-shrink: 0; }
.heatmap-option-text { display: flex; flex-direction: column; gap: 1px; }
.heatmap-option-text strong { font-size: 0.704rem; color: var(--text-color); }
.heatmap-option-text small { font-size: 0.6rem; color: var(--text-muted); }

/* ==========================================================================
   Floating cards (upsell, welcome, promo, mobile splash)
   ========================================================================== */
.upsell-card {
  position: fixed;
  left: 19.2px;
  top: 50%;
  transform: translateY(-50%);
  width: 256px;
  max-width: calc(100vw - 38.4px);
  background: var(--card-bg);
  border: 1px solid rgba(var(--primary-rgb), 0.5);
  border-radius: 12.8px;
  box-shadow: var(--shadow-xl);
  z-index: 10000;
  padding: 17.6px;
  animation: panelSlideInLeft 0.35s var(--ease-out);
}
@keyframes panelSlideInLeft {
  from { opacity: 0; transform: translateY(-50%) translateX(-20px); }
  to { opacity: 1; transform: translateY(-50%) translateX(0); }
}
.upsell-close { position: absolute; top: 9.6px; right: 9.6px; }
.upsell-title {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 6.4px;
}
.upsell-msg { font-size: 0.736rem; color: var(--text-color); margin: 0 0 14.4px; line-height: 1.55; }
.upsell-cta { width: 100%; padding: 8.8px; border-radius: 8px; font-weight: 700; border: none; cursor: pointer; justify-content: center; }

.welcome-card {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(600px, calc(100vw - 32px));
  max-height: 85vh;
  background: var(--card-bg);
  border: 1px solid var(--divider);
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  z-index: 10001;
  padding: 32px;
  overflow-y: auto;
  animation: welcomeIn 0.35s var(--ease-out);
}
@keyframes welcomeIn {
  from { opacity: 0; transform: translate(-50%, calc(-50% + 11.2px)) scale(0.98); }
  to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.welcome-close { position: absolute; top: 14.4px; right: 14.4px; }

.mobile-splash-brand {
  font-family: 'Yellowtail', cursive;
  font-size: 2.4rem;
  line-height: 1.1;
  color: var(--brand);
  margin-bottom: 4.8px;
}
.mobile-splash-points {
  list-style: none;
  padding: 0;
  margin: 0 0 19.2px;
  display: flex;
  flex-direction: column;
  gap: 7.2px;
  text-align: left;
  width: 100%;
}
.mobile-splash-points li {
  background: var(--surface-2);
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 7.2px 9.6px;
  font-size: 0.68rem;
  color: var(--text-color);
  line-height: 1.4;
}

/* Promo banner */
.promo-minimized {
  position: fixed;
  bottom: 19.2px;
  left: 19.2px;
  width: 44.8px;
  height: 44.8px;
  background: linear-gradient(45deg, #ec4899, #8b5cf6);
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(236, 72, 153, 0.5);
  z-index: 9999;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.36rem;
  animation: promoPulse 2s infinite;
}
.promo-banner {
  position: fixed;
  bottom: 19.2px;
  left: 19.2px;
  display: flex;
  align-items: flex-start;
  gap: 9.6px;
  background: var(--card-bg);
  border: 1px solid rgba(var(--primary-rgb), 0.5);
  box-shadow: var(--shadow-xl);
  padding: 14.4px;
  border-radius: 12.8px;
  z-index: 9999;
  max-width: 272px;
  animation: slideInUp 0.4s var(--ease-out);
}
.promo-banner-icon { font-size: 1.44rem; }
.promo-banner-body h3 { margin: 0 0 4.8px; font-size: 0.84rem; color: var(--text-color); }
.promo-banner-body p { margin: 0 0 11.2px; font-size: 0.704rem; color: var(--text-muted); line-height: 1.5; }
.promo-banner-body p strong { color: var(--primary); }
.promo-cta { width: 100%; padding: 8px; border-radius: 6.4px; font-weight: 700; border: none; cursor: pointer; color: #fff; justify-content: center; transition: all 0.2s; }
.promo-close { flex-shrink: 0; }
@keyframes slideInUp {
  from { transform: translateY(32px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}
@keyframes promoPulse {
  0% { transform: scale(1); box-shadow: 0 8px 20px rgba(236, 72, 153, 0.5); }
  50% { transform: scale(1.08); box-shadow: 0 8px 28px rgba(236, 72, 153, 0.8); }
  100% { transform: scale(1); box-shadow: 0 8px 20px rgba(236, 72, 153, 0.5); }
}
.btn-glow:hover {
  box-shadow: 0 0 12px 4px rgba(236, 72, 153, 0.6) !important;
  transform: scale(1.02) !important;
  opacity: 1 !important;
}

/* ==========================================================================
   Toast
   ========================================================================== */
.toast {
  position: fixed;
  bottom: -100px;
  right: 19.2px;
  background: #1e293b;
  color: #fff;
  padding: 9.6px 17.6px;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  font-size: 0.704rem;
  font-weight: 500;
  transition: bottom 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s;
  opacity: 0;
  max-width: min(336px, calc(100vw - 38.4px));
}
.toast.show { bottom: 19.2px; opacity: 1; }

/* AI Thinking Indicator */
.ai-thinking-loop { display: inline-flex; align-items: center; gap: 4.8px; padding: 3.2px 6.4px; background: var(--surface-2); border-radius: 9.6px; border: 1px solid var(--border); }
.ai-thinking-dot { width: 6.4px; height: 6.4px; border-radius: 50%; background: var(--primary); animation: ai-complex-think 2.5s infinite ease-in-out; }
.ai-thinking-dot:nth-child(2) { animation-delay: 0.2s; }
.ai-thinking-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes ai-complex-think {
  0% { transform: scale(0.8); opacity: 0.4; background: var(--primary); }
  25% { transform: scale(1.2) translateY(-3px); opacity: 1; background: #00d2ff; }
  50% { transform: scale(0.9) translateY(0); opacity: 0.6; background: #3a7bd5; }
  75% { transform: scale(1.1) translateY(2px); opacity: 0.9; background: #8a2387; }
  100% { transform: scale(0.8); opacity: 0.4; background: var(--primary); }
}

/* ==========================================================================
   Pricing dropdown
   ========================================================================== */
.pricing-dropdown {
  width: 600px;
  max-height: min(680px, calc(100dvh - 100px));
  max-width: calc(100vw - 19.2px);
  padding: 19.2px;
  right: 0;
  left: auto;
  cursor: default;
}
.pricing-dropdown a:hover { background-color: transparent !important; }
.tb-account { flex: 0 0 auto; }
.pricing-close {
  float: right;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin: -8px -8px 0 4px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
}
.pricing-close:hover { background: var(--surface-2); }
.account-overview { padding-bottom: 16px; margin-bottom: 16px; border-bottom: 1px solid var(--divider); }
.account-overview h3 { margin: 0 44px 4px 0; font-size: 1.05rem; }
.account-identity { margin: 0 0 10px; color: var(--text-muted); font-size: .8rem; overflow-wrap: anywhere; }
.account-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.account-action-btn { min-height: 44px; padding: 8px 12px; border: 1px solid var(--divider); border-radius: 8px; background: var(--surface-1); color: var(--text-color); font: inherit; font-size: .8rem; font-weight: 650; cursor: pointer; }
.account-action-btn:hover { background: var(--surface-2); }
.account-usage { display: grid; gap: 8px; margin: 14px 0 0; font-size: .78rem; }
.account-usage > div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.account-usage dt { color: var(--text-muted); }
.account-usage dd { margin: 0; font-weight: 650; text-align: right; }
.account-overview #billing-manage { margin-top: 10px; }
.pricing-plans-title { margin: 0 0 12px; font-size: .95rem; }
.pricing-popular { align-self: flex-start; margin: 0 0 6px; padding: 2px 6px; border-radius: 4px; background: var(--primary); color: var(--primary-foreground); font-size: .6rem; font-weight: 700; }
.pricing-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 11.2px; }
.pricing-tier {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 11.2px;
  padding: 12.8px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}
.pricing-tier:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.pricing-tier h4 { margin: 0 0 6.4px 0; font-size: 0.84rem; color: var(--text-color); letter-spacing: 0.032em; }
.pricing-tier .price { font-size: 1.08rem; font-weight: 800; color: var(--primary); margin-bottom: 2px; }
.pricing-tier .subprice { font-size: 0.6rem; color: var(--text-muted); margin-bottom: 11.2px; }
.pricing-tier ul { margin: 0; padding-left: 14.4px; font-size: 0.664rem; color: var(--text-muted); flex-grow: 1; }
.pricing-tier ul li { margin-bottom: 5.6px; line-height: 1.35; }
.pricing-btn {
  margin-top: 11.2px;
  padding: 8px;
  border-radius: 7.2px;
  border: none;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  justify-content: center;
  transition: filter 0.2s;
}
.pricing-btn:hover { filter: brightness(1.1); }
:root.dark-mode .pricing-btn { color: var(--primary-foreground); }
.pricing-btn:disabled { opacity: 0.55; cursor: default; }

/* ==========================================================================
   Tour overlay
   ========================================================================== */
.tour-highlight {
  position: relative !important;
  z-index: 20001 !important;
  pointer-events: none !important;
  box-shadow: 0 0 0 3.2px rgba(217, 119, 6, 0.35), 0 0 16px rgba(217, 119, 6, 0.7) !important;
  border-radius: 8px;
}
#tour-logo.tour-highlight { border-radius: 4.8px; box-shadow: 0 0 0 3.2px rgba(245, 158, 11, 0.4), 0 0 16px rgba(245, 158, 11, 0.8) !important; }
#tour-add-node.tour-highlight { box-shadow: 0 0 0 3.2px rgba(16, 185, 129, 0.4), 0 0 16px rgba(16, 185, 129, 0.8) !important; }
#tour-login.tour-highlight { border-radius: 799.2px; }

.tour-tooltip-box {
  position: absolute;
  background: var(--card-bg);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-xl);
  padding: 8px 11.2px;
  border-radius: 9.6px;
  color: var(--text-color);
  font-weight: 600;
  font-size: 0.68rem;
  z-index: 20002;
  white-space: normal;
  max-width: 144px;
  text-align: center;
  line-height: 1.4;
  animation: floatTooltip 2s ease-in-out infinite;
  --arrow-pos: 50%;
  --arrow-height: 8px;
}
.tour-tooltip-box::after {
  content: '';
  position: absolute;
  top: calc(-1 * var(--arrow-height));
  left: var(--arrow-pos);
  transform: translateX(-50%);
  border-width: 0 8px var(--arrow-height) 8px;
  border-style: solid;
  border-color: transparent transparent var(--primary) transparent;
}
@keyframes floatTooltip {
  0% { transform: translateY(0); }
  50% { transform: translateY(4px); }
  100% { transform: translateY(0); }
}

/* ==========================================================================
   Domain panel
   ========================================================================== */
.domain-panel {
  position: absolute;
  left: 16px;
  top: 52.8px;
  width: 200px;
  background: var(--card-bg);
  border: 1px solid var(--divider);
  border-radius: 12.8px;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  max-height: calc(100vh - 68.8px);
  overflow-y: auto;
}
.domain-panel.hidden { display: none; }
.domain-header {
  padding: 9.6px 12.8px;
  border-bottom: 1px solid var(--divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--card-bg);
  border-radius: 12.8px 12.8px 0 0;
}
.domain-list { padding: 6.4px; display: flex; flex-direction: column; gap: 3.2px; }
.domain-item {
  padding: 6.4px 9.6px;
  border-radius: 6.4px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 6.4px;
  border: 1px solid transparent;
  transition: all 0.2s;
}
.domain-item:hover { background: var(--surface-2); }
.domain-item.active { background: var(--surface-2); border-color: var(--primary); }
.domain-item-header { display: flex; align-items: center; gap: 6.4px; font-weight: 600; font-size: 0.72rem; }
.domain-badge-color { width: 9.6px; height: 9.6px; flex-shrink: 0; border-radius: 50%; background: hsl(var(--domain-hue), 70%, var(--domain-lightness)); }
.domain-item-header span { overflow-wrap: anywhere; min-width: 0; }
.domain-actions { display: none; gap: 6.4px; }
.domain-item.active .domain-actions { display: flex; }
.domain-actions button {
  flex: 1;
  padding: 3.2px;
  border-radius: 3.2px;
  border: 1px solid var(--divider);
  background: var(--card-bg);
  color: var(--text-color);
  font-size: 0.6rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.domain-actions button:hover { background: var(--primary); color: #fff; }
:root.dark-mode .domain-actions button:not(.btn-vibe):hover { color: var(--primary-foreground); }
.domain-actions button.btn-vibe { background: #a855f7; color: #fff; border-color: #9333ea; }
.domain-actions button.btn-vibe:hover { background: #9333ea; }
/* Non-selected groups are neutral grey; text remains readable and editable. */
.node.node-dimmed {
  --node-bg: var(--surface-2);
  --note-bg: var(--surface-2);
  --domain-color: var(--text-muted);
  filter: grayscale(1);
  border-style: dashed;
  box-shadow: var(--shadow-sm);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   DAG Version History & Forks modal
   ========================================================================== */
.history-commit-card {
  background: var(--card-bg);
  border: 2px solid var(--divider);
  border-radius: 6.4px;
  padding: 6.4px 8px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s var(--ease-out);
  user-select: none;
  z-index: 10;
  box-sizing: border-box;
}
.history-commit-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary) !important; }
.history-commit-card.selected { outline: 2px solid var(--primary); box-shadow: 0 0 0 3.2px rgba(var(--primary-rgb), 0.25); }
.history-commit-card.current {
  background: linear-gradient(135deg, var(--card-bg), var(--surface-1));
  box-shadow: 0 0 9.6px rgba(16, 185, 129, 0.2);
}
.history-commit-card.dimmed { opacity: 0.25; filter: grayscale(0.8); }
.badge-ghost { background: var(--surface-2); color: var(--text-muted); }
.badge-success { background: var(--success-bg); color: var(--success-text); border: 1px solid var(--success-border); }
.badge-primary { background: rgba(var(--primary-rgb), 0.15); color: var(--primary); border: 1px solid rgba(var(--primary-rgb), 0.3); }
#history-graph-viewport.panning { cursor: grabbing !important; }

/* Swarm Wave Compiler */
.swarm-wave-card { transition: transform 0.15s ease, box-shadow 0.15s ease; }
.swarm-wave-card:hover { box-shadow: var(--shadow-sm); }
.swarm-wave-card button:hover { filter: brightness(1.08); }

/* ==========================================================================
   Responsive — the tool stays presentable on small screens
   ========================================================================== */
.mobile-more-toggle,
.mobile-export-control,
.mobile-add-node,
.mobile-vibe-fab,
.mobile-groups-toggle,
.mobile-menu-quick-actions,
.mobile-menu-accordion,
.history-mobile-timeline,
.mobile-chat-back,
.mobile-action-menu-item,
.mobile-menu-section-title,
.mobile-menu-utility-section,
.empty-state-mobile-copy { display: none; }

@media (max-width: 960px) {
  .tb-ghost-btn span { display: none; }
  .tb-ghost-btn { padding: 5.6px 7.2px; }
  .tb-btn { padding: 6.4px 8.8px; }
}

@media (min-width: 721px) and (max-width: 1100px) {
  .toolbar { flex-wrap: wrap; row-gap: 6px; }
  .tb-left { flex: 1 1 100%; }
  .tb-right { flex: 1 1 auto; justify-content: flex-end; border-left: 0; padding: 5px 0 0; border-top: 1px solid var(--divider); }
  .tb-right .tb-primary { margin: 0; padding: 0; border: 0; }
  .tb-menus { flex-wrap: wrap; }
  .dropdown-content { max-height: min(48dvh, 384px); }
  .zoom-controls button, .tb-right button { min-height: 40px; }
}

@media (max-width: 720px) {
  :root { --mobile-toolbar-height: calc(107px + env(safe-area-inset-top)); }
  body { height: var(--mobile-viewport-height, 100dvh); min-height: 0; }
  .toolbar {
    flex: 0 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    grid-template-rows: 44px 44px;
    gap: 6px 8px;
    padding: calc(6px + env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) 6px max(10px, env(safe-area-inset-left));
  }
  .tb-left { display: contents; }
  .brand { grid-column: 1; grid-row: 1; justify-self: start; }
  .tb-account { grid-column: 3; grid-row: 1; }
  .tb-account .account-name { display: none; }
  .workflow-save-controls { display: none; }
  .tb-name { grid-column: 1 / -1; grid-row: 2; min-width: 0; }
  .tb-name input { width: 100%; min-width: 0; max-width: none; min-height: 44px; padding: 8px 32px; border-color: var(--divider); background: var(--surface-1); font-size: calc(16px * var(--ui-text-scale, 1)); font-weight: 650; text-align: center; text-overflow: ellipsis; }
  .tb-menus { display: none; }
  .mobile-more-toggle {
    display: inline-flex;
    grid-column: 2;
    grid-row: 1;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 44px;
    padding: 0 10px;
    border: 1px solid var(--divider);
    border-radius: 8px;
    background: var(--surface-1);
    color: var(--text-color);
    font-size: 0.66rem;
    font-weight: 650;
    margin-left: auto;
  }
  .tb-menus.mobile-menu-open {
    position: fixed;
    z-index: 11000;
    top: calc(var(--mobile-toolbar-height) + 6px);
    left: 8px;
    right: 8px;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 3px;
    max-height: calc(var(--mobile-viewport-height, 100dvh) - var(--mobile-toolbar-height) - 14px - env(safe-area-inset-bottom));
    overflow-y: auto;
    padding: 7px;
    border: 1px solid var(--divider);
    border-radius: 12px;
    background: var(--card-bg);
    box-shadow: var(--shadow-xl);
  }
  .tb-menus.mobile-menu-open .mobile-menu-quick-actions { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; padding-bottom: 8px; border-bottom: 1px solid var(--divider); }
  .tb-menus.mobile-menu-open .mobile-menu-quick-actions button { min-height: 44px; border: 1px solid var(--divider); border-radius: 8px; background: var(--surface-1); color: var(--text-color); font: inherit; font-size: .82rem; font-weight: 700; }
  .tb-menus.mobile-menu-open .dropdown { display: block; width: 100%; border-bottom: 1px solid var(--divider); }
  .tb-menus.mobile-menu-open .dropbtn { display: none !important; }
  .tb-menus.mobile-menu-open .mobile-menu-accordion { display: flex; width: 100%; min-height: 48px; align-items: center; justify-content: space-between; padding: 8px 6px; border: 0; background: transparent; color: var(--text-color); font: inherit; font-size: .84rem; font-weight: 750; text-align: left; }
  .tb-menus.mobile-menu-open .mobile-menu-accordion span:last-child { color: var(--text-muted); font-size: 1.15rem; transition: transform .15s ease; }
  .tb-menus.mobile-menu-open .mobile-section-open .mobile-menu-accordion span:last-child { transform: rotate(180deg); }
  .tb-menus.mobile-menu-open .dropdown-content {
    position: static;
    width: 100%;
    display: none !important;
    max-height: none;
    margin: 0;
    padding: 0;
    overflow: visible;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
  .tb-menus.mobile-menu-open .mobile-section-open .dropdown-content { display: block !important; padding-bottom: 7px; }
  .tb-menus.mobile-menu-open .dropdown-content a { min-height: 44px; }
  .tb-menus.mobile-menu-open .mobile-action-menu-item { display: flex; }
  .tb-menus.mobile-menu-open .mobile-menu-utility-section { display: grid; gap: 6px; padding: 8px 0; }
  .tb-menus.mobile-menu-open .mobile-menu-utility-section button { min-height: 44px; padding: 10px; border: 1px solid var(--divider); border-radius: 8px; background: var(--surface-1); color: var(--text-color); font: inherit; font-size: .84rem; font-weight: 650; text-align: left; }
  .tb-menus.mobile-menu-open .mobile-menu-utility-section button:hover,
  .tb-menus.mobile-menu-open .mobile-menu-utility-section button:focus-visible { background: var(--surface-2); }
  .tb-right { display: none !important; }
  .mobile-export-control { position: fixed; z-index: 9001; top: calc(var(--mobile-toolbar-height) + 10px); right: max(12px, env(safe-area-inset-right)); display: flex; align-items: stretch; gap: 0; border-radius: 8px; box-shadow: 0 3px 11px -4px rgba(217,119,6,.55); }
  .mobile-export-main { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-width: 126px; min-height: 44px; padding: 0 13px; border: 0; border-radius: 8px; background: linear-gradient(135deg,var(--brand-2),var(--brand-strong)); color: #fff; font: inherit; font-size: .76rem; font-weight: 750; white-space: nowrap; cursor: pointer; }
  .mobile-export-main span { font-size: inherit; font-weight: inherit; letter-spacing: 0; line-height: 1; }
  .mobile-export-main:active { filter: brightness(.96); }
  .mobile-export-main:focus-visible { position: relative; z-index: 1; outline: 3px solid var(--primary); outline-offset: 2px; }
  .mobile-add-node {
    position: fixed;
    z-index: 9000;
    bottom: calc(80px + env(safe-area-inset-bottom));
    right: max(12px, env(safe-area-inset-right));
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-2), var(--brand-strong));
    color: #fff;
    box-shadow: 0 5px 16px rgba(217, 119, 6, 0.35), 0 2px 5px rgba(15, 23, 42, 0.18);
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
  }
  .mobile-add-node:active { transform: scale(0.94); }
  .mobile-add-node:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
  @media (prefers-reduced-motion: reduce) { .mobile-add-node { transition-duration: 0.01ms; } }
  body.mobile-chat-open .mobile-export-control,
  body.mobile-chat-open .mobile-add-node,
  body.mobile-node-inspector-open .mobile-export-control,
  body.mobile-node-inspector-open .mobile-add-node { display: none !important; }
  .tb-icon-btn { width: 40px; height: 40px; }
  .account-btn { min-height: 40px; }
  .account-btn-guest { padding: 5px 8px; font-size: 0.62rem; }
  .workspace-container { touch-action: none; }
  .zoom-controls { position: fixed; bottom: calc(12px + env(safe-area-inset-bottom)); left: max(12px, env(safe-area-inset-left)); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: min(204px, calc(100vw - 100px - env(safe-area-inset-left) - env(safe-area-inset-right))); gap: 6px; }
  .zoom-controls button { min-width: 0; min-height: 44px; padding: 6px; font-size: .78rem; }
  .zoom-controls button:nth-child(-n + 2) { font-size: 1.25rem; line-height: 1; }
  .credit-pill { display: none; }
  .vibe-chat {
    position: fixed;
    inset: 0;
    z-index: 12000;
    width: 100vw;
    min-width: 0;
    max-width: 100vw;
    height: var(--mobile-viewport-height, 100dvh);
    max-height: var(--mobile-viewport-height, 100dvh);
    border: 0;
    border-radius: 0;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    resize: none;
    direction: ltr;
  }
  .vibe-chat > .chat-resize-handle { display: none; }
  .vibe-chat > * { direction: ltr; }
  .chat-header { flex: 0 0 auto; min-height: 52px; padding: 7px 12px; gap: 8px; }
  .chat-header h3 { flex: 1; max-width: none; font-size: 0.9rem; }
  .chat-header .mobile-chat-back { display: inline-flex; align-items: center; gap: 3px; min-height: 40px; padding: 5px 8px; border: 0; background: transparent; color: var(--primary); font-weight: 700; white-space: nowrap; }
  .chat-header .chat-close { display: none; }
  .chat-settings { flex: 0 0 auto; display: grid !important; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 6px; padding: 8px 12px; }
  .chat-settings select { min-width: 0; min-height: 40px; flex: initial !important; width: 100% !important; font-size: 0.7rem; }
  .chat-settings button { grid-column: 2; justify-self: end; min-height: 40px; }
  .chat-messages { min-height: 0; padding: 12px; overscroll-behavior: contain; }
  .chat-msg { max-width: 94%; font-size: 0.9rem; }
  .chat-input-area { flex: 0 0 auto; display: grid; grid-template-columns: minmax(0, 1fr); gap: 7px; padding: 8px 12px calc(9px + env(safe-area-inset-bottom)); }
  .chat-input-area .action-chips-container { grid-column: 1 / -1; max-height: 38px; }
  .chat-input-area textarea { grid-column: 1; min-width: 0; min-height: 44px; height: 52px; max-height: 24dvh; padding: 10px; font-size: calc(16px * var(--ui-text-scale, 1)); }
  .chat-send-actions { grid-column: 1; display: flex; align-self: stretch; width: 100%; min-height: 44px; }
  .chat-send-actions button { flex: 1; min-width: 0; min-height: 44px; }
  .mobile-vibe-fab { display: flex; }
  body.mobile-chat-open .mobile-vibe-fab,
  body.mobile-node-inspector-open .mobile-vibe-fab,
  body.mobile-chat-open .toolbar,
  body.mobile-chat-open .zoom-controls,
  body.mobile-chat-open .credit-pill { display: none !important; }
  body.mobile-chat-open .vibe-chat { display: flex !important; }
  body.mobile-flow-doctor-open .mobile-vibe-fab,
  body.mobile-flow-doctor-open .mobile-export-control,
  body.mobile-flow-doctor-open .mobile-add-node,
  body.mobile-flow-doctor-open .zoom-controls,
  body.mobile-flow-doctor-open .credit-pill { display: none !important; }
  .empty-state-mobile-copy { display: block !important; max-width: 290px; margin: 0 auto; line-height: 1.45; }
  .empty-state-desktop-copy { display: none; }
  .node { width: 300px; min-width: 240px; min-height: 92px; cursor: pointer; }
  .node.note { width: 300px; }
  .node-header { min-height: 76px; align-items: center; padding: 12px 14px; border: 0; cursor: pointer; }
  .node-header input:not(.layer-input) { pointer-events: none; font-size: 1.05rem; line-height: 1.25; white-space: normal; }
  .node-header .layer-input,
  .node-actions,
  .node-body,
  .node .port { display: none !important; }
  .node:after { content: 'Tap to inspect'; align-self: flex-start; margin: -11px 14px 9px; color: var(--text-muted); font-size: 0.7rem; }
  .mobile-node-inspector:not(.hidden) { position: fixed; inset: 0; z-index: 12001; display: flex; align-items: stretch; }
  .mobile-node-inspector-scrim { display: none; }
  .mobile-node-inspector-sheet { position: relative; width: 100vw; height: var(--mobile-viewport-height, 100dvh); max-height: var(--mobile-viewport-height, 100dvh); display: flex; flex-direction: column; padding: calc(12px + env(safe-area-inset-top)) 16px calc(12px + env(safe-area-inset-bottom)); border: 0; border-radius: 0; background: var(--card-bg); box-shadow: none; }
  .mobile-node-inspector-grabber { width: 38px; height: 4px; margin: 0 auto 12px; border-radius: 4px; background: var(--text-muted); opacity: 0.5; }
  .mobile-node-inspector-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; padding-bottom: 12px; border-bottom: 1px solid var(--divider); }
  .mobile-node-inspector-type { color: var(--primary); font-size: 0.72rem; font-weight: 750; text-transform: uppercase; letter-spacing: 0.06em; }
  .mobile-node-inspector-header h2 { margin-top: 3px; font-size: 1.15rem; }
  .mobile-node-inspector-content { min-height: 0; flex: 1 1 auto; overflow-y: auto; overscroll-behavior: contain; padding: 12px 0; line-height: 1.5; }
  .mobile-node-inspector-content h3 { margin: 10px 0 4px; font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; }
  .mobile-node-inspector-content p,
  .mobile-node-inspector-content li { font-size: 0.9rem; white-space: pre-wrap; overflow-wrap: anywhere; }
  .mobile-node-inspector-content ul { padding-left: 20px; }
  .mobile-node-inspector-footer { display: flex; justify-content: flex-end; gap: 8px; padding-top: 10px; border-top: 1px solid var(--divider); }
  .mobile-node-inspector-footer button { min-height: 44px; flex: 1; padding-left: 8px; padding-right: 8px; }
  .mobile-node-inspector-field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
  .mobile-node-inspector-field label { color: var(--text-muted); font-size: 0.72rem; font-weight: 700; }
  .mobile-node-inspector-field input,
  .mobile-node-inspector-field textarea { width: 100%; min-height: 44px; padding: 10px 11px; border: 1px solid var(--divider); border-radius: 9px; background: var(--surface-1); color: var(--text-color); font: inherit; font-size: calc(16px * var(--ui-text-scale, 1)); }
  .mobile-node-inspector-field textarea { min-height: 88px; resize: vertical; line-height: 1.4; }
  .simulation-panel {
    position: fixed;
    inset: 0;
    z-index: 12000;
    width: 100vw;
    max-width: 100vw;
    height: var(--mobile-viewport-height, 100dvh);
    max-height: var(--mobile-viewport-height, 100dvh);
    border: 0;
    border-radius: 0;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .simulation-panel .sim-content {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .modal-overlay {
    z-index: 15000 !important;
    padding: calc(58px + env(safe-area-inset-top)) 8px calc(18px + env(safe-area-inset-bottom));
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .modal-card {
    min-height: 0;
    max-width: calc(100vw - 16px);
    max-height: calc(var(--mobile-viewport-height, 100dvh) - 76px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  }
  .modal-header, .modal-footer { flex-shrink: 0; }
  .modal-body { min-height: 0; overscroll-behavior: contain; }
  .modal-centered-card { overflow-y: auto; overscroll-behavior: contain; }
  #modal-history .modal-card { width: 100% !important; height: auto !important; max-width: none !important; max-height: calc(var(--mobile-viewport-height, 100dvh) - 76px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) !important; }
  .modal-sm, .modal-md, .modal-lg { width: 100%; }
  .modal-centered-card { padding: 22.4px 16px 17.6px; }
  .modal-footer button, .modal-header .modal-close, .modal-body input, .modal-body select { min-height: 44px; }
  .tb-account .account-btn { min-height: 44px; }
  .tb-account .account-btn-guest { max-width: none; padding: 6px 10px; font-size: .76rem; }
  .pricing-dropdown {
    position: fixed;
    top: calc(var(--mobile-toolbar-height) + 6px);
    left: max(8px, env(safe-area-inset-left));
    right: max(8px, env(safe-area-inset-right));
    width: auto;
    min-width: 0;
    max-width: none;
    max-height: calc(var(--mobile-viewport-height, 100dvh) - var(--mobile-toolbar-height) - 14px - env(safe-area-inset-bottom));
    margin: 0;
    padding: 14px;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .pricing-close { position: sticky; top: 0; width: 44px; height: 44px; margin: -6px -6px 0 4px; background: var(--card-bg); }
  .account-usage { font-size: .8rem; }
  .account-usage > div { gap: 8px; }
  .pricing-grid { grid-template-columns: 1fr; gap: 10px; max-height: none; overflow: visible; }
  .pricing-tier { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 10px; padding: 12px; }
  .pricing-tier:hover { transform: none; }
  .pricing-tier h4 { grid-column: 1; grid-row: 1; align-self: center; margin: 0; font-size: .88rem; }
  .pricing-tier .price { grid-column: 2; grid-row: 1; margin: 0; text-align: right; font-size: 1rem; }
  .pricing-tier .subprice { grid-column: 1 / -1; margin: 0; font-size: .75rem; }
  .pricing-tier ul { grid-column: 1 / -1; margin: 4px 0; font-size: .78rem; }
  .pricing-tier ul li { margin-bottom: 3px; }
  .pricing-popular { display: none; }
  .pricing-dropdown .billing-note { font-size: .72rem; line-height: 1.4; }
  .pricing-dropdown button { min-height: 44px; }
  .pricing-dropdown .pricing-btn { grid-column: 1 / -1; margin-top: 2px; font-size: .8rem; }
  .pricing-dropdown .billing-interval button { flex: 1; font-size: .78rem; padding: 6px; }
  .mobile-groups-toggle { position: fixed; z-index: 9002; left: 8px; bottom: calc(120px + env(safe-area-inset-bottom)); display: inline-flex; align-items: center; gap: 7px; min-height: 44px; max-width: min(70vw, 280px); padding: 0 13px; border: 1px solid var(--divider); border-radius: 22px; background: var(--card-bg); color: var(--text-color); box-shadow: var(--shadow-md); font: inherit; font-size: .8rem; font-weight: 750; }
  .mobile-groups-toggle.hidden { display: none; }
  .mobile-groups-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .16); }
  .domain-panel { position: fixed; z-index: 10000; left: 8px; right: 8px; top: auto; bottom: calc(172px + env(safe-area-inset-bottom)); width: auto; max-width: 320px; max-height: min(40dvh, 320px); padding: 0; border-radius: 14px; box-shadow: var(--shadow-xl); }
  .domain-panel .domain-header { min-height: 48px; padding: 0 12px; }
  .domain-panel .domain-header button, .domain-panel button { min-height: 38px; }
  .welcome-card { padding: 20.8px 17.6px; }
  .upsell-card { left: 9.6px; width: 240px; }
  .promo-banner { left: 9.6px; right: 9.6px; max-width: none; }
  .promo-minimized { left: 9.6px; bottom: 11.2px; }
  .empty-state { width: calc(100vw - 38.4px); }
  .empty-state h2 { font-size: 0.96rem !important; }
}

.mobile-vibe-fab {
  position: fixed;
  z-index: 9000;
  right: max(12px, env(safe-area-inset-right));
  bottom: calc(12px + env(safe-area-inset-bottom));
  width: 56px;
  height: 56px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 50%;
  background: linear-gradient(135deg, #9333ea, #6d28d9);
  color: #fff;
  box-shadow: 0 5px 16px rgba(109, 40, 217, .3), 0 2px 5px rgba(15, 23, 42, .18);
  cursor: pointer;
}
.mobile-vibe-icon { font-size: 1.4rem; line-height: 1; }
.mobile-vibe-label { font-size: calc(11px * var(--ui-text-scale, 1)); line-height: 1.3; font-weight: 700; }
.mobile-vibe-fab:active { transform: scale(.94); }
.mobile-vibe-fab:focus-visible { outline: 3px solid var(--ai-text); outline-offset: 3px; }
.mobile-node-inspector.hidden { display: none; }

@media (max-width: 448px) {
  .brand { font-size: 1.08rem; }
  .tb-icon-btn { width: 36px; height: 36px; }
  .chat-header { gap: 5px; padding-left: 7px; padding-right: 9px; }
  .chat-header .mobile-chat-back { min-width: 70px; padding: 4px; }
  .chat-settings { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); padding-left: 8px; padding-right: 8px; }
  .chat-settings select { font-size: 0.64rem; }
}

@media (max-width: 720px) and (orientation: landscape) {
  .modal-overlay { padding-top: calc(42px + env(safe-area-inset-top)); padding-bottom: calc(14px + env(safe-area-inset-bottom)); }
  .modal-card { max-height: calc(var(--mobile-viewport-height, 100dvh) - 56px - env(safe-area-inset-top) - env(safe-area-inset-bottom)); }
  #modal-history .modal-card { max-height: calc(var(--mobile-viewport-height, 100dvh) - 56px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) !important; }
  .chat-header { min-height: 42px; padding-top: 3px; padding-bottom: 3px; }
  .chat-settings { padding-top: 4px; padding-bottom: 4px; }
  .chat-input-area { padding-top: 4px; padding-bottom: calc(5px + env(safe-area-inset-bottom)); }
  .chat-input-area .action-chips-container { display: none; }
  .chat-input-area textarea { height: 42px; max-height: 18dvh; }
  .mobile-node-inspector-sheet { height: var(--mobile-viewport-height, 100dvh); max-height: var(--mobile-viewport-height, 100dvh); }
}

@media (max-width: 720px) {
  #modal-history .history-modal-card { height: calc(var(--mobile-viewport-height, 100dvh) - 16px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) !important; display: flex !important; }
  #modal-history .history-modal-card .history-modal-body { display: none !important; }
  #modal-history .history-modal-card .history-graph-toolbar { padding: 8px 12px !important; }
  #modal-history .history-modal-card .history-graph-toolbar > div { width: 100%; }
  #modal-history .history-modal-card .history-graph-toolbar button { min-height: 40px; font-size: .76rem !important; }
  #modal-history .history-modal-card .history-graph-toolbar select { min-height: 40px; font-size: .8rem !important; flex: 1; }
  #modal-history .history-modal-card .modal-footer { display: none !important; }
  .history-mobile-timeline { display: flex; min-height: 0; flex: 1 1 auto; flex-direction: column; gap: 10px; overflow-y: auto; padding: 12px; background: var(--bg-color); }
  .history-mobile-card { position: relative; width: 100%; padding: 14px; border: 1px solid var(--divider); border-left: 4px solid var(--primary); border-radius: 12px; background: var(--card-bg); color: var(--text-color); text-align: left; }
  .history-mobile-card.selected { outline: 3px solid rgba(var(--primary-rgb), .24); }
  .history-mobile-card h3 { margin: 0; font-size: .96rem; line-height: 1.35; }
  .history-mobile-card p { margin: 5px 0 0; color: var(--text-muted); font-size: .78rem; }
  .history-mobile-card .history-mobile-badges { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 9px; }
  .history-mobile-card .history-mobile-badges span { padding: 3px 6px; border-radius: 999px; background: var(--surface-2); font-size: .68rem; font-weight: 700; }
  .history-mobile-details { padding: 12px; border: 1px solid var(--divider); border-radius: 12px; background: var(--surface-1); }
  .history-mobile-details h4 { margin: 0 0 8px; font-size: .9rem; }
  .history-mobile-details button { min-height: 44px; padding: 8px 12px; border-radius: 8px; font: inherit; font-weight: 700; }
  .history-mobile-details .history-mobile-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 10px; }
  .history-mobile-change { display: flex; gap: 8px; padding: 7px 0; border-top: 1px solid var(--divider); font-size: .8rem; overflow-wrap: anywhere; }
}

@media (max-width: 448px) {
  .brand { font-size: 1.08rem; }
  .tb-btn { padding: 6.4px 8px; font-size: 0.624rem; gap: 4px; }
  .dropbtn { padding: 5.6px 7.2px; font-size: 0.64rem; }
  .account-name { display: none; }
  .account-btn { padding: 3.2px 6.4px 3.2px 3.2px; }
  .account-btn-guest { padding: 5.6px 9.6px; font-size: 0.64rem; }
  .modal-title-center { font-size: 1rem; }
  .mobile-splash-brand { font-size: 1.92rem; }
  .chat-header h3 { max-width: 160px; }
}

/* ==========================================================================
   RESUME PREVIOUS PROJECT FLOATING PILL
   ========================================================================== */
.flw-resume-pill {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  animation: flwPillSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

@keyframes flwPillSlideUp {
  0% {
    opacity: 0;
    transform: translate(-50%, 20px) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
}

.flw-resume-pill-content {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(18, 24, 38, 0.92);
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 32px -4px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.05);
  padding: 6px 14px 6px 16px;
  border-radius: 9999px;
  color: #e2e8f0;
  font-size: 0.8125rem;
  font-family: inherit;
  white-space: nowrap;
  transition: all 0.2s ease;
}

:root.dark-mode .flw-resume-pill-content {
  background: rgba(24, 24, 27, 0.95);
  border-color: var(--divider);
  color: var(--text-color);
}

[data-theme="light"] .flw-resume-pill-content {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.12);
  box-shadow: 0 12px 32px -4px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  color: #1e293b;
}

.flw-resume-pill-icon {
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  color: #f59e0b;
}

.flw-resume-pill-text {
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.flw-resume-pill-text strong {
  color: #f59e0b;
  font-weight: 600;
}

.flw-resume-pill-btn {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #ffffff;
  border: none;
  border-radius: 9999px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.flw-resume-pill-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.45);
}

.flw-resume-pill-btn:active {
  transform: translateY(0);
}

.flw-resume-pill-close {
  background: transparent;
  border: none;
  color: rgba(148, 163, 184, 0.8);
  font-size: 1.1rem;
  line-height: 1;
  padding: 2px 4px;
  margin-left: -2px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.flw-resume-pill-close:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .flw-resume-pill-close:hover {
  color: #0f172a;
  background-color: rgba(0, 0, 0, 0.06);
}

@media (max-width: 600px) {
  .flw-resume-pill {
    bottom: 72px;
    width: calc(100% - 24px);
  }
  .flw-resume-pill-content {
    width: 100%;
    justify-content: space-between;
    box-sizing: border-box;
  }
  .flw-resume-pill-text {
    max-width: 160px;
  }
}

/* Account billing controls */
.delta-source-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.delta-source-row label { font-weight: 600; }
.delta-source-row select { flex: 1; min-width: 180px; max-width: 100%; }
.delta-status { color: var(--text-muted); font-size: .72rem; margin: 8px 0 12px; }
.delta-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.delta-export-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.delta-export-actions button:disabled { opacity: .5; cursor: default; }
@media (max-width: 480px) {
  .delta-source-row select { flex-basis: 100%; order: 1; }
  .delta-source-row button { margin-left: auto; }
  .delta-export-actions { width: 100%; }
  .delta-export-actions button { flex: 1; padding: 8px; }
}

.billing-interval { display: flex; justify-content: center; gap: 8px; margin-bottom: 8px; }
.billing-interval button, .billing-change-dialog button { border: 1px solid var(--divider); background: var(--surface-1); color: var(--text-color); border-radius: 6px; padding: 8px 12px; cursor: pointer; }
.billing-interval button[aria-pressed="true"] { background: var(--primary); color: var(--primary-foreground); }
.billing-note { font-size: .72rem; color: var(--text-muted); text-align: center; }
.billing-details { border-top: 1px solid var(--divider); padding-top: 8px; font-size: .78rem; }
.billing-details p { margin: 6px 0; }
.billing-change-dialog { max-width: 440px; padding: 24px; border: 1px solid var(--divider); border-radius: 12px; background: var(--surface-1); color: var(--text-color); }
.billing-change-dialog::backdrop { background: rgba(0,0,0,.5); }
.billing-change-dialog button { margin-right: 8px; }
.pricing-btn:disabled { opacity: .6; cursor: default; }

/* Storage shares the credit quota pill and wraps on narrow screens. */
.storage-counter { border-left: 1px solid var(--divider); padding-left: 8px; }
.credit-pill { max-width: calc(100vw - 16px); box-sizing: border-box; flex-wrap: wrap; justify-content: center; row-gap: 4px; }

/* Desktop readability: rem text and legacy pixel text share the same 20% scale.
   Responsive mobile sizes retain the default root size and scale of 1. */
@media (min-width: 721px) {
  :root { font-size: 120%; --ui-text-scale: 1.2; }
  input, textarea { font-size: .833333rem; }
  .node { width: 352px; }
  .node.note { width: 384px; }
  .node-header input { min-width: 0; }
  .node-header .layer-input { width: 42px !important; flex: 0 0 42px; }
  .node-actions { flex-shrink: 0; }
  .node-actions button { min-width: 24px; min-height: 26px; }
  .node-body { gap: 12px; }
  .node-body input, .node-body textarea { min-width: 0; line-height: 1.45; }
  .tb-name input { width: 154px; }
  .tb-btn, .tb-ghost-btn { min-height: 34px; }
  .tb-icon-btn { width: 34px; height: 34px; }
  .domain-panel { width: 240px; top: calc(var(--desktop-toolbar-height, 40px) + 12.8px); max-height: calc(100dvh - var(--desktop-toolbar-height, 40px) - 28.8px); }
  .domain-actions { flex-wrap: wrap; }
  .domain-actions button { min-height: 30px; min-width: 0; white-space: normal; }
  .vibe-chat { width: min(34vw, 640px); min-width: min(384px, calc(100vw - 32px)); top: calc(var(--desktop-toolbar-height, 40px) + 12.8px); height: calc(100dvh - var(--desktop-toolbar-height, 40px) - 28.8px); }
  .chat-header h3 { min-width: 0; flex: 1; }
  .chat-settings select, .chat-settings input { min-width: 0; }
  .chat-settings { flex-wrap: wrap; }
  .dropdown-content { max-width: calc(100vw - 32px); }
}