/* ==========================================================================
   GenoFun - Modern SaaS Design System & Core Styles
   ========================================================================== */

:root {
  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Transitions */
  --trans-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --trans-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --trans-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-app: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-trans: rgba(255, 255, 255, 0.85);
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  --bg-canvas: #f8fafc;
  --grid-dot: #cbd5e1;

  --border-subtle: #f1f5f9;
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-strong: #94a3b8;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-faint: #94a3b8;
  --text-inverse: #ffffff;

  --accent-primary: #6366f1;
  --accent-hover: #4f46e5;
  --accent-light: #e0e7ff;
  --accent-text: #4338ca;
  --accent-glow: rgba(99, 102, 241, 0.25);

  --fun-primary: #ec4899;
  --fun-hover: #db2777;
  --fun-light: #fce7f3;
  --fun-glow: rgba(236, 72, 153, 0.35);

  --color-success: #10b981;
  --color-success-bg: #d1fae5;
  --color-warning: #f59e0b;
  --color-warning-bg: #fef3c7;
  --color-danger: #ef4444;
  --color-danger-bg: #fee2e2;
  --color-info: #3b82f6;
  --color-info-bg: #dbeafe;

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 8px -2px rgba(15, 23, 42, 0.08), 0 1px 4px -1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px -4px rgba(15, 23, 42, 0.1), 0 4px 12px -2px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 20px 40px -8px rgba(15, 23, 42, 0.15), 0 8px 16px -4px rgba(15, 23, 42, 0.08);
  --shadow-panel: -4px 0 24px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.3);

  --glass-bg: rgba(255, 255, 255, 0.82);
  --glass-border: rgba(226, 232, 240, 0.8);
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --bg-app: #090d16;
  --bg-surface: #0f172a;
  --bg-surface-trans: rgba(15, 23, 42, 0.88);
  --bg-card: #141e33;
  --bg-card-hover: #1e293b;
  --bg-secondary: #1a243b;
  --bg-tertiary: #24314c;
  --bg-canvas: #090d16;
  --grid-dot: #1e293b;

  --border-subtle: #141e33;
  --border-light: #1e293b;
  --border-medium: #334155;
  --border-strong: #475569;

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-faint: #64748b;
  --text-inverse: #0f172a;

  --accent-primary: #818cf8;
  --accent-hover: #6366f1;
  --accent-light: rgba(99, 102, 241, 0.15);
  --accent-text: #c7d2fe;
  --accent-glow: rgba(129, 140, 248, 0.35);

  --fun-primary: #f472b6;
  --fun-hover: #ec4899;
  --fun-light: rgba(244, 114, 182, 0.18);
  --fun-glow: rgba(244, 114, 182, 0.45);

  --color-success: #34d399;
  --color-success-bg: rgba(52, 211, 153, 0.15);
  --color-warning: #fbbf24;
  --color-warning-bg: rgba(251, 191, 36, 0.15);
  --color-danger: #f87171;
  --color-danger-bg: rgba(248, 113, 113, 0.15);
  --color-info: #60a5fa;
  --color-info-bg: rgba(96, 165, 250, 0.15);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 2px 8px -2px rgba(0, 0, 0, 0.4), 0 1px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px -4px rgba(0, 0, 0, 0.5), 0 4px 12px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 40px -8px rgba(0, 0, 0, 0.65), 0 8px 16px -4px rgba(0, 0, 0, 0.4);
  --shadow-panel: -4px 0 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(129, 140, 248, 0.35);

  --glass-bg: rgba(15, 23, 42, 0.85);
  --glass-border: rgba(51, 65, 85, 0.7);
}

/* Base Reset & Typography */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  user-select: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
}

/* App Container Layout */
#app {
  display: flex;
  flex-direction: column;
  width: 100vw;
  height: 100vh;
  position: relative;
  overflow: hidden;
}

/* ==========================================================================
   Header & Top Navbar
   ========================================================================== */
.app-header {
  height: 56px;
  min-height: 56px;
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 50;
  gap: 16px;
  box-shadow: var(--shadow-xs);
  transition: background var(--trans-normal), border-color var(--trans-normal);
}

.header-left, .header-center, .header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-left {
  flex-shrink: 0;
}

.header-center {
  flex: 1;
  justify-content: center;
  max-width: 600px;
}

.header-right {
  flex-shrink: 0;
  gap: 10px;
}

/* Brand Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--text-primary);
  cursor: pointer;
}

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 18px;
  box-shadow: 0 3px 10px rgba(99, 102, 241, 0.35);
  transform: rotate(-3deg);
  transition: transform var(--trans-spring);
}

.brand:hover .brand-icon {
  transform: rotate(6deg) scale(1.08);
}

.brand-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background: var(--fun-light);
  color: var(--fun-primary);
  letter-spacing: 0.5px;
}

/* Project Meta in Header */
.project-meta-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: background var(--trans-fast), border-color var(--trans-fast);
}

.project-meta-wrap:hover {
  background: var(--bg-secondary);
  border-color: var(--border-light);
}

.project-title-input {
  font-weight: 600;
  font-size: 15px;
  color: var(--text-primary);
  min-width: 140px;
  max-width: 280px;
  padding: 3px 6px;
  border-radius: var(--radius-xs);
  cursor: text;
  background: transparent;
  transition: background var(--trans-fast);
}

.project-title-input:focus {
  background: var(--bg-card);
  outline: 2px solid var(--accent-primary);
}

.autosave-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
}

.autosave-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-success);
  transition: background-color var(--trans-fast);
}

.autosave-badge.dirty .autosave-dot {
  background-color: var(--color-warning);
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

/* Quick Search in Header */
.search-container {
  position: relative;
  width: 100%;
  max-width: 320px;
}

.search-input {
  width: 100%;
  height: 34px;
  padding: 0 12px 0 34px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 13px;
  color: var(--text-primary);
  transition: all var(--trans-fast);
}

.search-input:focus {
  background: var(--bg-card);
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  font-size: 14px;
  display: flex;
  align-items: center;
}

.search-clear-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  cursor: pointer;
  display: none;
  font-size: 12px;
}

.search-clear-btn:hover {
  color: var(--text-primary);
}

.search-results-popover {
  position: absolute;
  top: 42px;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 360px;
  overflow-y: auto;
  z-index: 100;
  display: none;
  padding: 6px;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--trans-fast);
}

.search-result-item:hover, .search-result-item.selected {
  background: var(--accent-light);
}

.search-result-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}

.search-result-info {
  display: flex;
  flex-direction: column;
}

.search-result-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
}

.search-result-sub {
  font-size: 11px;
  color: var(--text-muted);
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 12px;
  height: 34px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  transition: all var(--trans-fast);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-icon-only {
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius-sm);
}

.btn-ghost {
  color: var(--text-secondary);
  background: transparent;
}

.btn-ghost:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.btn-subtle {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
}

.btn-subtle:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.btn-primary {
  background: var(--accent-primary);
  color: #ffffff;
  box-shadow: 0 2px 8px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-fun {
  background: linear-gradient(135deg, var(--fun-primary) 0%, var(--accent-primary) 100%);
  color: #ffffff;
  box-shadow: 0 2px 10px var(--fun-glow);
}

.btn-fun:hover {
  filter: brightness(1.1);
  box-shadow: 0 4px 16px var(--fun-glow);
}

.btn-danger {
  background: var(--color-danger);
  color: #ffffff;
}

.btn-danger:hover {
  filter: brightness(1.1);
}

/* Fun Mode Pill Toggle */
.fun-toggle-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  color: var(--text-muted);
  transition: all var(--trans-normal);
}

.fun-toggle-pill.active {
  background: var(--fun-light);
  border-color: var(--fun-primary);
  color: var(--fun-primary);
  box-shadow: 0 0 12px var(--fun-glow);
}

.fun-toggle-pill .toggle-sparkle {
  transition: transform var(--trans-spring);
}

.fun-toggle-pill.active .toggle-sparkle {
  transform: rotate(20deg) scale(1.2);
}

/* Chaos Selector */
.chaos-level-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  background: var(--bg-secondary);
  padding: 3px 6px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
}

.chaos-level-btn {
  padding: 2px 6px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--trans-fast);
}

.chaos-level-btn.active {
  background: var(--fun-primary);
  color: #ffffff;
}

/* Theme Switcher */
.theme-switch-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  transition: all var(--trans-fast);
}

.theme-switch-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background: var(--bg-card);
}

/* ==========================================================================
   Secondary Toolbar (Operations & Quick Tools)
   ========================================================================== */
.secondary-toolbar {
  height: 44px;
  min-height: 44px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 40;
  gap: 12px;
  box-shadow: var(--shadow-xs);
}

.tool-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.tool-sep {
  width: 1px;
  height: 20px;
  background: var(--border-light);
  margin: 0 4px;
}

/* ==========================================================================
   Main Workspace Layout
   ========================================================================== */
.main-workspace {
  flex: 1;
  display: flex;
  position: relative;
  overflow: hidden;
  height: calc(100vh - 100px - 28px);
}

/* Left Floating Action Drawer / Tool Palette */
.left-tool-palette {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 6px;
  box-shadow: var(--shadow-lg);
  transition: all var(--trans-normal);
}

.palette-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: all var(--trans-fast);
}

.palette-btn svg {
  width: 18px;
  height: 18px;
}

.palette-btn .palette-label {
  font-size: 9px;
  font-weight: 600;
}

.palette-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.palette-btn.active {
  background: var(--accent-primary);
  color: #ffffff;
  box-shadow: 0 3px 12px var(--accent-glow);
}

.palette-btn.active svg {
  stroke: #ffffff;
}

/* Tooltip on Hover */
.palette-btn[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-md);
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--trans-fast);
  z-index: 100;
}

.palette-btn:hover[data-tip]::after {
  opacity: 1;
  visibility: visible;
}

/* Canvas Viewport */
.canvas-viewport {
  flex: 1;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  cursor: default;
  background-color: var(--bg-canvas);
}

.canvas-viewport.mode-pan {
  cursor: grab;
}

.canvas-viewport.mode-pan:active {
  cursor: grabbing;
}

.canvas-viewport.mode-draw {
  cursor: crosshair;
}

.canvas-viewport.mode-connect {
  cursor: crosshair;
}

/* The Core SVG Canvas */
#genogram-svg {
  width: 100%;
  height: 100%;
  display: block;
  user-select: none;
  -webkit-user-select: none;
}

/* Grid Pattern */
.canvas-grid-dots {
  fill: var(--grid-dot);
}

/* Selection Marquee Box */
.selection-marquee {
  fill: rgba(99, 102, 241, 0.08);
  stroke: var(--accent-primary);
  stroke-width: 1.5;
  stroke-dasharray: 4 3;
  pointer-events: none;
}

/* Floating Zoom & View Controls */
.floating-zoom-controls {
  position: absolute;
  bottom: 20px;
  left: 20px;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  padding: 4px;
  box-shadow: var(--shadow-md);
}

.zoom-btn {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--trans-fast);
}

.zoom-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.zoom-level-text {
  font-size: 11px;
  font-weight: 600;
  padding: 0 6px;
  color: var(--text-secondary);
  cursor: pointer;
  min-width: 48px;
  text-align: center;
}

.zoom-level-text:hover {
  color: var(--accent-primary);
}

/* Floating Minimap */
.minimap-wrapper {
  position: absolute;
  bottom: 20px;
  right: 20px;
  width: 200px;
  height: 140px;
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 30;
  overflow: hidden;
  transition: all var(--trans-normal);
}

.minimap-wrapper.collapsed {
  height: 28px;
  width: 110px;
}

.minimap-header {
  height: 28px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
}

.minimap-svg-container {
  width: 100%;
  height: calc(100% - 28px);
  position: relative;
  background: var(--bg-surface);
}

#minimap-svg {
  width: 100%;
  height: 100%;
}

.minimap-view-rect {
  fill: rgba(99, 102, 241, 0.12);
  stroke: var(--accent-primary);
  stroke-width: 1.5;
  cursor: move;
}

/* Right Property Inspector Sidebar */
.inspector-sidebar {
  width: 360px;
  max-width: 100%;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  z-index: 35;
  box-shadow: var(--shadow-panel);
  transition: transform var(--trans-normal), width var(--trans-normal);
  overflow: hidden;
}

.inspector-sidebar.collapsed {
  transform: translateX(100%);
  width: 0;
  border-left: none;
}

.inspector-header {
  height: 48px;
  min-height: 48px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
}

.inspector-title {
  font-weight: 700;
  font-size: 14px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.inspector-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-secondary);
  padding: 4px 8px;
  gap: 4px;
}

.inspector-tab {
  flex: 1;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--trans-fast);
}

.inspector-tab:hover {
  color: var(--text-primary);
}

.inspector-tab.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-xs);
}

.inspector-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Inspector Form Elements */
.prop-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

.prop-section:last-child {
  border-bottom: none;
}

.prop-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-row-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.form-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 7px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  transition: all var(--trans-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  background: var(--bg-card);
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.form-textarea {
  min-height: 60px;
  resize: vertical;
}

/* Color Picker Row */
.color-picker-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-swatch-input {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  cursor: pointer;
  padding: 0;
  overflow: hidden;
  background: transparent;
}

/* Direction Gaze Wheel / Slider */
.direction-control-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.direction-dial {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  position: relative;
  background: var(--bg-secondary);
  cursor: grab;
}

.direction-needle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 45%;
  height: 3px;
  background: var(--accent-primary);
  transform-origin: 0% 50%;
  border-radius: 2px;
}

.direction-needle::after {
  content: '';
  position: absolute;
  right: -2px;
  top: -3px;
  width: 0;
  height: 0;
  border-left: 6px solid var(--accent-primary);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
}

/* Checkbox Toggle */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--border-strong);
  transition: var(--trans-fast);
  border-radius: 20px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: var(--trans-fast);
  border-radius: 50%;
}

input:checked + .toggle-slider {
  background-color: var(--accent-primary);
}

input:checked + .toggle-slider:before {
  transform: translateX(16px);
}

/* ==========================================================================
   Bottom Status Bar
   ========================================================================== */
.app-statusbar {
  height: 28px;
  min-height: 28px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  font-size: 11px;
  color: var(--text-muted);
  z-index: 40;
}

.status-left, .status-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--trans-normal);
  padding: 20px;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: scale(0.95) translateY(10px);
  transition: transform var(--trans-spring);
  overflow: hidden;
}

.modal-backdrop.open .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--trans-fast);
}

.modal-close-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  background: var(--bg-surface);
}

/* Modal Form Grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

/* Context Menu */
.context-menu {
  position: fixed;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px;
  min-width: 190px;
  z-index: 300;
  display: none;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  user-select: none;
}

.context-menu.open {
  display: flex;
}

.context-menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--trans-fast);
}

.context-menu-item:hover {
  background: var(--accent-light);
  color: var(--accent-text);
}

.context-menu-item.danger:hover {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.context-menu-item-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.context-menu-shortcut {
  font-size: 11px;
  color: var(--text-muted);
}

.context-menu-sep {
  height: 1px;
  background: var(--border-light);
  margin: 4px 0;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 500;
  pointer-events: none;
}

.toast {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  pointer-events: auto;
  animation: toast-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transition: all var(--trans-normal);
}

.toast.toast-success {
  border-color: var(--color-success);
}

.toast.toast-error {
  border-color: var(--color-danger);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(12px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Template Cards Grid */
.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.template-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: var(--bg-secondary);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all var(--trans-normal);
}

.template-card:hover {
  background: var(--bg-card);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.template-icon {
  font-size: 28px;
}

.template-title {
  font-weight: 700;
  font-size: 14px;
  color: var(--text-primary);
}

.template-desc {
  font-size: 12px;
  color: var(--text-muted);
}

/* Responsive Rules */
@media (max-width: 900px) {
  .inspector-sidebar {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 320px;
    box-shadow: var(--shadow-lg);
  }

  .header-center {
    display: none;
  }
}

@media (max-width: 600px) {
  .left-tool-palette {
    top: auto;
    bottom: 40px;
    left: 8px;
    flex-direction: row;
    padding: 4px;
  }

  .palette-btn {
    width: 36px;
    height: 36px;
  }

  .palette-label {
    display: none;
  }

  .floating-zoom-controls {
    bottom: 90px;
    left: 8px;
  }

  .minimap-wrapper {
    display: none;
  }
}

/* Empty State Card */
.empty-state-card {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 40px;
  text-align: center;
  max-width: 480px;
  width: 90%;
  z-index: 25;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 4px;
}

.empty-state-card h2 {
  font-size: 20px;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--text-primary);
}

.empty-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.empty-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 10px;
}