/**
 * Main CSS entry point
 * Import this file once in your app's root component
 */

/* Design tokens */

/**
 * Theme CSS Variables
 * Centralized design tokens for the coherence-engine webui
 */

:root {
  /* Colors - Base */
  --color-bg: #0a1929;
  --color-bg-card: #1e3a5f;
  --color-bg-dark: #0c1f2e;
  --color-border: rgb(59 130 246 / 30%);
  --color-border-light: rgb(59 130 246 / 15%);

  /* Colors - Text */
  --color-text: #fff;
  --color-text-muted: #93c5fd;
  --color-text-dim: #60a5fa;

  /* Colors - Accent */
  --color-accent: #f59e0b;
  --color-accent-light: #fbbf24;
  --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);

  /* Colors - Semantic */
  --color-success: #22c55e;
  --color-danger: #ef4444;
  --color-warning: #f59e0b;
  --color-info: #3b82f6;

  /* Colors - Additional */
  --color-purple: #a855f7;
  --color-pink: #ec4899;
  --color-teal: #14b8a6;
  --color-gray: #9ca3af;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 6px;
  --spacing-md: 8px;
  --spacing-lg: 12px;
  --spacing-xl: 16px;
  --spacing-2xl: 24px;
  --spacing-3xl: 32px;
  --spacing-4xl: 48px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 10px;
  --radius-2xl: 12px;
  --radius-pill: 16px;
  --radius-full: 50%;

  /* Typography */
  --font-size-xs: 10px;
  --font-size-sm: 11px;
  --font-size-base: 12px;
  --font-size-md: 13px;
  --font-size-lg: 14px;
  --font-size-xl: 16px;
  --font-size-2xl: 18px;
  --font-size-3xl: 24px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;

  /* Line Heights */
  --line-height-tight: 1;
  --line-height-snug: 1.4;
  --line-height-normal: 1.5;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease;

  /* Shadows */
  --shadow-card-hover: 0 8px 24px rgb(0 0 0 / 30%);

  /* Z-Index */
  --z-dropdown: 100;
  --z-modal: 1000;
}

/* Base styles */

/**
 * Base styles and CSS reset
 */

/* Box sizing */

*, *::before, *::after {
  box-sizing: border-box;
}

/* Remove default margin */

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
  margin: 0;
}

/* Focus outline (accessible) */

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Links */

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

a:hover {
  color: var(--color-accent);
}

/* Scrollbar styling */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-dim);
}

/* Component styles */

/**
 * Card component styles
 */

/* Base card */

.card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  padding: 20px;
  transition: all var(--transition-normal);
  position: relative;
}

.card-clickable {
  cursor: pointer;
}

.card-clickable:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.card-disabled {
  opacity: 0.5;
}

/* Card header */

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.card-id {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  font-family: monospace;
  background-color: var(--color-bg-dark);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.card-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  margin-top: var(--spacing-md);
  line-height: var(--line-height-snug);
}

/* Add card (dashed border style) */

.add-card {
  background-color: transparent;
  border-radius: var(--radius-2xl);
  border: 2px dashed var(--color-border);
  padding: 40px 20px;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  color: var(--color-text-dim);
  min-height: 140px;
}

.add-card:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.add-card-icon {
  font-size: 24px;
}

/* Item card (collapsible) */

.item-card {
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
}

.item-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-xl);
  background-color: var(--color-bg-card);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.item-card-header:hover,
.item-card-header-hover {
  background-color: rgb(59 130 246 / 10%);
}

.item-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  background-color: rgb(59 130 246 / 20%);
  flex-shrink: 0;
}

.item-card-icon-variable {
  background-color: rgb(168 85 247 / 20%);
}

.item-card-icon-relationship {
  background-color: rgb(20 184 166 / 20%);
}

.item-card-icon-creation {
  background-color: rgb(245 158 11 / 20%);
}

.item-card-info {
  flex: 1;
  min-width: 0;
  margin-left: var(--spacing-lg);
}

.item-card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.item-card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  margin-top: var(--spacing-xs);
}

.item-card-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.item-card-body {
  padding: var(--spacing-xl);
}

/* Variable/entity references */

.variable-ref,
.entity-ref {
  font-family: monospace;
  font-size: var(--font-size-lg);
  color: var(--color-purple);
  background-color: rgb(168 85 247 / 15%);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* Relationship visualization */

.rel-visual {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
}

.rel-ref {
  font-family: monospace;
  font-size: var(--font-size-md);
  color: var(--color-purple);
  background-color: rgb(168 85 247 / 15%);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.rel-arrow {
  color: var(--color-text-dim);
  font-size: var(--font-size-lg);
}

.rel-kind {
  font-size: var(--font-size-md);
  color: var(--color-teal);
  background-color: rgb(20 184 166 / 15%);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.rel-bidirectional {
  font-size: var(--font-size-lg);
  color: var(--color-accent);
  margin-left: var(--spacing-sm);
}

/* Add form (inline add) */

.add-form {
  background-color: var(--color-bg-card);
  padding: var(--spacing-xl);
}

.add-form-fields {
  display: flex;
  align-items: flex-end;
  gap: var(--spacing-lg);
}

/* Card stats row */

.card-stats {
  display: flex;
  gap: var(--spacing-xl);
  margin: var(--spacing-lg) 0;
  flex-wrap: wrap;
}

.card-stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Card badges container */

.card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

/* Card validation states */

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

.card-warning {
  border-color: var(--color-warning);
}

/* Card inline badges */

.card-error-badge {
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background-color: rgb(239 68 68 / 20%);
  color: #fca5a5;
}

.card-usage-badge {
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background-color: rgb(59 130 246 / 20%);
  color: #93c5fd;
}

.card-orphan-badge {
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background-color: rgb(156 163 175 / 20%);
  color: #d1d5db;
}

/* Card footer */

.card-footer {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border-light);
}

/* Stat total (secondary count display) */

.stat-total {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-dim);
}

/* Weights accordion (used in Eras for generator/system weights) */

.weights-accordion {
  margin-top: var(--spacing-xl);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.weights-accordion-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg-dark);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.weights-accordion-header:hover {
  background-color: rgb(59 130 246 / 10%);
}

.weights-accordion-header.expanded {
  border-bottom: 1px solid var(--color-border-light);
}

.weights-accordion-icon {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  transition: transform var(--transition-fast);
}

.weights-accordion-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.weights-accordion-summary {
  margin-left: auto;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.weights-accordion-content {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-card);
}

/* Transitions Grid - Two-column layout for entry/exit */

.transitions-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.transitions-column {
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}

.transitions-column-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border-light);
}

.transitions-entry .transitions-column-header {
  border-left: 3px solid var(--color-success);
}

.transitions-exit .transitions-column-header {
  border-left: 3px solid var(--color-accent);
}

.transitions-column-icon {
  font-size: var(--font-size-lg);
}

.transitions-column-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.transitions-column-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-left: auto;
}

.transitions-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg) 0;
}

.transitions-arrow {
  font-size: 24px;
  color: var(--color-text-dim);
}

/* Mini sections within transitions columns */

.transitions-mini-section {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

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

.transitions-mini-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.transitions-mini-icon {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
}

.transitions-mini-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.transitions-mini-count {
  margin-left: auto;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background-color: var(--color-bg-card);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.transitions-mini-content {
  padding-left: var(--spacing-sm);
}

.transitions-mini-empty {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-style: italic;
  padding: var(--spacing-sm) 0;
}

.transitions-add-effect {
  margin-top: var(--spacing-sm);
}

/* Responsive: stack on smaller screens */

@media (width <= 900px) {
  .transitions-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .transitions-divider {
    display: none;
  }
}

/**
 * Form component styles
 */

/* Form group */

.form-group,
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group-wide {
  grid-column: 1 / -1;
}

/* Form grid layout */

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
}

/* Form row - horizontal layout */

.form-row {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  align-items: flex-start;
}

.form-row > .form-group {
  flex: 1;
}

/* Form row with delete button - use instead of form-grid when row has a delete button */

.form-row-with-delete {
  display: flex;
  gap: var(--spacing-xl);
  align-items: flex-end;
}

.form-row-with-delete > .form-row-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-xl);
  flex: 1;
  min-width: 0;
}

.form-row-with-delete > .btn-icon {
  flex-shrink: 0;
  margin-bottom: 4px;
}

/* Hint text (below inputs) */

.hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  margin-top: var(--spacing-xs);
}

/* Labels */

.label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.label-small {
  font-size: var(--font-size-xs);
  margin-bottom: var(--spacing-xs);
}

/* Help text below labels */

.form-help-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  margin-bottom: var(--spacing-md);
}

/* Alert messages */

.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-md);
}

.alert-error {
  background-color: rgb(239 68 68 / 10%);
  border: 1px solid rgb(239 68 68 / 30%);
  color: #fca5a5;
}

.alert-warning {
  background-color: rgb(245 158 11 / 10%);
  border: 1px solid rgb(245 158 11 / 30%);
  color: #fcd34d;
}

.alert-info {
  background-color: rgb(59 130 246 / 10%);
  border: 1px solid rgb(59 130 246 / 30%);
  color: #93c5fd;
}

/* Input */

.input {
  width: 100%;
  padding: 10px 12px;
  font-size: var(--font-size-lg);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  box-sizing: border-box;
  outline: none;
  transition: border-color var(--transition-fast);
}

.input:focus {
  border-color: var(--color-accent);
}

.input-invalid {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 1px var(--color-danger);
}

.input-warning {
  border-color: var(--color-warning);
  box-shadow: 0 0 0 1px var(--color-warning);
}

/* Textarea */

.textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: var(--font-size-lg);
  font-family: inherit;
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  box-sizing: border-box;
  outline: none;
  resize: vertical;
  min-height: 80px;
  transition: border-color var(--transition-fast);
}

.textarea:focus {
  border-color: var(--color-accent);
}

/* Select */

.select {
  width: 100%;
  padding: 10px 12px;
  font-size: var(--font-size-lg);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  box-sizing: border-box;
  outline: none;
  cursor: pointer;
}

.select:focus {
  border-color: var(--color-accent);
}

/* Checkbox */

.checkbox {
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--font-size-lg);
  color: var(--color-text);
  cursor: pointer;
}

/* Slider / Range */

.slider {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-bg-card);
  outline: none;
  accent-color: var(--color-accent);
}

.slider-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.slider-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  min-width: 40px;
}

/* Chip container / list */

.chip-container,
.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

/* Chip input row (add new chip) */

.chip-input-row {
  display: flex;
  gap: var(--spacing-sm);
}

/* Chip */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 6px 10px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-base);
  color: var(--color-text);
}

.chip-active {
  background-color: rgb(245 158 11 / 20%);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.chip-remove {
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  color: var(--color-text-dim);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.chip-remove:hover {
  color: var(--color-danger);
}

.chip-clickable {
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.chip-clickable:hover {
  background-color: rgb(59 130 246 / 15%);
  border-color: rgb(59 130 246 / 40%);
}

.chip-container-input {
  padding: 6px;
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: text;
  min-height: 42px;
}

.chip-input {
  flex: 1;
  min-width: 100px;
  padding: 4px 6px;
  font-size: var(--font-size-base);
  background: transparent;
  border: none;
  color: var(--color-text);
  outline: none;
}

.chip-input::placeholder {
  color: var(--color-text-dim);
}

/* Chip content with usage indicators */

.chip-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Unused chip styling */

.chip-unused {
  opacity: 0.6;
  border-style: dashed;
}

/* Usage indicator dots/badges */

.chip-usage-indicators {
  display: inline-flex;
  gap: 2px;
  margin-left: 4px;
}

.usage-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  font-size: 9px;
  font-weight: var(--font-weight-bold);
  border-radius: 3px;
  line-height: 1;
}

.usage-dot.generator {
  background-color: rgb(168 85 247 / 30%);
  color: #c084fc;
}

.usage-dot.system {
  background-color: rgb(34 197 94 / 30%);
  color: #4ade80;
}

.usage-dot.seed {
  background-color: rgb(251 146 60 / 30%);
  color: #fb923c;
}

.usage-dot.unused {
  background-color: rgb(239 68 68 / 20%);
  color: #f87171;
  font-size: 10px;
}

/* Size variants for select */

.select-xs { width: 80px; }

.select-sm { width: 100px; }

.select-md { width: 140px; }

.select-lg { width: 160px; }

/* Size variants for input */

.input-xs { width: 80px; }

.input-sm { width: 100px; }

.input-md { width: 140px; }

.input-lg { width: 160px; }

/* Input modifiers */

.input-compact {
  width: 80px;
  padding: 4px 6px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
}

.input-centered {
  text-align: center;
}

/* Label variants */

.label-inline {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  min-width: 80px;
}

/* Condition editor */

.condition-editor {
  padding: 10px 14px;
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* ==========================================================================
   Text utilities
   ========================================================================== */

.text-muted {
  color: var(--color-text-muted);
}

.text-dim {
  color: var(--color-text-dim);
}

.text-small {
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   Micro variants (for compact constraint editors)
   ========================================================================== */

.label-micro {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.input-micro {
  width: 100%;
  padding: 6px 8px;
  font-size: var(--font-size-sm);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  box-sizing: border-box;
  outline: none;
}

.input-micro:focus {
  border-color: var(--color-accent);
}

/* ==========================================================================
   Nested sections (for ratio numerator/denominator)
   ========================================================================== */

.nested-section {
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.nested-section-compact {
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.nested-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

/* ==========================================================================
   Type selector (for factor type selection)
   ========================================================================== */

.type-selector {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.type-pill {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--font-size-base);
  color: var(--color-text);
}

.type-pill:hover {
  border-color: var(--color-accent);
}

.type-pill-selected {
  background-color: rgb(245 158 11 / 20%);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.type-pill-icon {
  font-size: var(--font-size-xl);
}

.type-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  margin-top: var(--spacing-md);
}

/**
 * Button component styles
 */

/* Base button reset */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  font-family: inherit;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  outline: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary button (accent gradient) */

.btn-primary {
  padding: 10px 16px;
  background: var(--gradient-accent);
  color: var(--color-bg-dark);
}

.btn-primary:hover:not(:disabled) {
  filter: brightness(1.1);
}

/* Secondary button */

.btn-secondary {
  padding: 10px 16px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Danger button */

.btn-danger {
  padding: 10px 16px;
  background-color: rgb(239 68 68 / 10%);
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
}

.btn-danger:hover:not(:disabled) {
  background-color: rgb(239 68 68 / 20%);
}

/* Icon button */

.btn-icon {
  padding: var(--spacing-sm);
  font-size: var(--font-size-lg);
  background-color: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-text-dim);
}

.btn-icon:hover:not(:disabled) {
  background-color: rgb(96 165 250 / 15%);
  color: var(--color-text-muted);
}

.btn-icon-danger {
  color: var(--color-danger);
}

.btn-icon-danger:hover:not(:disabled) {
  background-color: rgb(239 68 68 / 15%);
  color: var(--color-danger);
}

/* Add item button (dashed border) */

.btn-add {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  width: 100%;
  padding: 14px;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  background-color: transparent;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-xl);
  color: var(--color-text-dim);
}

.btn-add:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgb(245 158 11 / 5%);
}

/* Close button */

.btn-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-text-dim);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.btn-close:hover {
  color: var(--color-text);
  background-color: rgb(255 255 255 / 10%);
}

/* Tab button */

.btn-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  border: none;
  border-radius: var(--radius-lg);
  text-align: left;
  width: 100%;
  background-color: transparent;
  color: var(--color-text-muted);
}

.btn-tab:hover:not(.btn-tab-active) {
  background-color: rgb(245 158 11 / 15%);
  color: var(--color-accent);
}

.btn-tab-active {
  background: var(--gradient-accent);
  color: var(--color-bg-dark);
}

.btn-tab-icon {
  font-size: var(--font-size-xl);
}

/* Category toggle button */

.btn-toggle-category {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: transparent;
}

.btn-toggle-category:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-toggle-category-active {
  background-color: rgb(34 197 94 / 15%);
  border-color: var(--color-success);
  color: var(--color-success);
}

/* Remove button (text style) */

.button-remove {
  padding: 4px 10px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  background-color: transparent;
  border: 1px solid rgb(239 68 68 / 30%);
  border-radius: var(--radius-md);
  color: #fca5a5;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.button-remove:hover {
  background-color: rgb(239 68 68 / 15%);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

/* Micro remove button (for compact constraint cards) */

.button,
.button-remove-micro {
  padding: 2px 8px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-dim);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.button-remove-micro:hover {
  background-color: rgb(239 68 68 / 15%);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

/**
 * Modal component styles
 */

/* Modal overlay */

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgb(0 0 0 / 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
}

/* Modal container */

.modal {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  width: 90vw;
  max-width: 900px;
  height: 80vh;
  max-height: 700px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-sm {
  max-width: 500px;
  max-height: 400px;
}

.modal-lg {
  max-width: 1100px;
  max-height: 800px;
}

/* Modal header */

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-dark);
}

.modal-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.modal-title-icon {
  font-size: 24px;
}

/* Modal body */

.modal-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.modal-body-single {
  flex-direction: column;
  padding: var(--spacing-2xl);
  overflow-y: auto;
}

/* Tab sidebar */

.modal-sidebar {
  width: 200px;
  background-color: var(--color-bg-dark);
  border-right: 1px solid var(--color-border);
  padding: var(--spacing-xl) var(--spacing-lg);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  overflow-y: auto;
}

/* Tab content area */

.modal-content {
  flex: 1;
  padding: var(--spacing-2xl);
  overflow-y: auto;
  background-color: var(--color-bg);
}

/* Modal footer */

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl) var(--spacing-2xl);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-dark);
}

.modal-footer-end {
  justify-content: flex-end;
  gap: var(--spacing-lg);
}

/**
 * Badge component styles
 */

/* Base badge */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

/* Badge container */

.badge-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

/* Validation badge (pill shape) */

.badge-validation {
  padding: 2px 6px;
  border-radius: 10px;
  margin-left: var(--spacing-md);
}

/* Color variants */

.badge-error {
  background-color: rgb(239 68 68 / 20%);
  color: var(--color-danger);
}

.badge-warning {
  background-color: rgb(245 158 11 / 20%);
  color: var(--color-warning);
}

.badge-success {
  background-color: rgb(34 197 94 / 15%);
  color: var(--color-success);
}

.badge-info {
  background-color: rgb(59 130 246 / 15%);
  color: var(--color-text-dim);
}

.badge-orphan {
  background-color: rgb(107 114 128 / 20%);
  color: var(--color-gray);
}

/* Entity type badges */

.badge-actor {
  background-color: rgb(59 130 246 / 20%);
  color: #60a5fa;
}

.badge-target {
  background-color: rgb(168 85 247 / 20%);
  color: #c084fc;
}

.badge-pressure {
  background-color: rgb(245 158 11 / 20%);
  color: #fbbf24;
}

/* Era badge */

.badge-era {
  background-color: rgb(59 130 246 / 15%);
  color: #60a5fa;
  padding: 3px 8px;
}

/* Usage badge */

.badge-usage {
  background-color: rgb(34 197 94 / 15%);
  color: var(--color-success);
  font-size: var(--font-size-xs);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* Compatibility badge */

.badge-compatibility {
  background-color: rgb(245 158 11 / 20%);
  color: var(--color-warning);
}

/* Count badge (small pill) */

.badge-count {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  background-color: var(--color-bg-dark);
  padding: 2px 8px;
  border-radius: 10px;
}

/* Type badge (for system/generator types) */

.type-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  padding: 4px 10px;
  border-radius: var(--radius-md);
}

/* ========================================
   Tool Usage Badges (cross-tool view)
   ======================================== */

.tool-badge-container {
  display: inline-flex;
  gap: 4px;
  flex-wrap: wrap;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  cursor: default;
  transition: opacity 0.15s;
  border: 1px solid;
}

.tool-badge-icon {
  font-size: 10px;
}

.tool-badge-label {
  /* label text */
}

.tool-badge-count {
  font-weight: var(--font-weight-semibold);
  margin-left: 2px;
}

/* Tool badge variants */

.tool-badge-nameforge {
  color: #fbbf24;
  background-color: rgb(251 191 36 / 15%);
  border-color: rgb(251 191 36 / 40%);
}

.tool-badge-seed {
  color: #60a5fa;
  background-color: rgb(96 165 250 / 15%);
  border-color: rgb(96 165 250 / 40%);
}

.tool-badge-coherence {
  color: #f59e0b;
  background-color: rgb(245 158 11 / 15%);
  border-color: rgb(245 158 11 / 40%);
}

.tool-badge-loreweave {
  color: #a78bfa;
  background-color: rgb(167 139 250 / 15%);
  border-color: rgb(167 139 250 / 40%);
}

.tool-badge-generators {
  color: #34d399;
  background-color: rgb(52 211 153 / 15%);
  border-color: rgb(52 211 153 / 40%);
}

.tool-badge-systems {
  color: #c084fc;
  background-color: rgb(192 132 252 / 15%);
  border-color: rgb(192 132 252 / 40%);
}

.tool-badge-pressures {
  color: #fb923c;
  background-color: rgb(251 146 60 / 15%);
  border-color: rgb(251 146 60 / 40%);
}

.tool-badge-axis {
  color: #22d3ee;
  background-color: rgb(34 211 238 / 15%);
  border-color: rgb(34 211 238 / 40%);
}

/* ========================================
   Detail Usage Badges (context view)
   ======================================== */

.detail-badge-container {
  display: inline-flex;
  gap: 4px;
  flex-wrap: wrap;
}

.detail-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  cursor: default;
}

/* Detail badge variants */

.detail-badge-generator {
  color: #60a5fa;
  background-color: rgb(96 165 250 / 15%);
}

.detail-badge-system {
  color: #a855f7;
  background-color: rgb(168 85 247 / 15%);
}

.detail-badge-action {
  color: #22c55e;
  background-color: rgb(34 197 94 / 15%);
}

.detail-badge-pressure {
  color: #fbbf24;
  background-color: rgb(251 191 36 / 15%);
}

.detail-badge-era {
  color: #ec4899;
  background-color: rgb(236 72 153 / 15%);
}

.detail-badge-orphan {
  color: var(--color-text-muted);
  background-color: rgb(107 114 128 / 20%);
}

/**
 * Toggle switch component styles
 */

/* Toggle container */

.toggle {
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background-color: #374151;
  cursor: pointer;
  position: relative;
  transition: background-color var(--transition-normal);
  flex-shrink: 0;
}

.toggle-on {
  background-color: var(--color-success);
}

.toggle-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Toggle knob */

.toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background-color: #fff;
  transition: transform var(--transition-normal);
}

.toggle-on .toggle-knob {
  transform: translateX(16px);
}

/* Toggle with label */

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.toggle-label {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
}

/**
 * Section component styles
 */

/* Section container */

.section {
  margin-bottom: var(--spacing-3xl);
}

/* Section header */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.section-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.section-icon {
  font-size: var(--font-size-xl);
}

.section-count {
  font-size: var(--font-size-sm);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background-color: rgb(59 130 246 / 20%);
  color: var(--color-text-muted);
}

.section-title-icon {
  font-size: var(--font-size-xl);
}

/* Nested section */

.nested-section {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  margin-top: var(--spacing-lg);
}

.nested-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.section-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-normal);
}

/* Info box */

.info-box {
  background-color: rgb(59 130 246 / 10%);
  border: 1px solid rgb(59 130 246 / 30%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg) var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-normal);
}

.info-box-placement {
  margin-bottom: var(--spacing-md);
}

.info-box-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dim);
  margin-bottom: var(--spacing-xs);
}

.info-box-text {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: var(--line-height-normal);
}

/* Category section */

.category-section {
  margin-bottom: var(--spacing-2xl);
}

.category-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) var(--spacing-xl);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-fast);
}

.category-header:hover {
  border-color: var(--color-accent);
}

.category-icon {
  font-size: var(--font-size-2xl);
}

.category-title {
  flex: 1;
  font-size: 15px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.category-expand {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  transition: transform var(--transition-normal);
}

.category-expand-open {
  transform: rotate(90deg);
}

/**
 * Empty state component styles
 */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4xl);
  color: var(--color-text-dim);
  text-align: center;
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--spacing-xl);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.empty-state-desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 400px;
  margin-bottom: var(--spacing-2xl);
}

/**
 * Item row styles
 */

.item-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: 10px 14px;
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

.item-row-name {
  flex: 1;
  font-size: var(--font-size-md);
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-row-name-muted {
  color: var(--color-text-dim);
}

.item-row-remove {
  padding: var(--spacing-xs);
  font-size: var(--font-size-lg);
  background-color: transparent;
  border: none;
  color: var(--color-text-dim);
  cursor: pointer;
  border-radius: var(--radius-sm);
  opacity: 0.6;
  transition: all var(--transition-fast);
  line-height: 1;
}

.item-row-remove:hover {
  opacity: 1;
  color: var(--color-danger);
}

/**
 * Searchable dropdown styles
 */

/* Dropdown container */

.dropdown {
  position: relative;
}

/* Trigger button */

.dropdown-trigger {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: rgb(30 41 59 / 80%);
  border: 1px solid rgb(100 116 139 / 30%);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-md);
}

.dropdown-trigger:hover {
  border-color: var(--color-border);
}

.dropdown-trigger-placeholder {
  color: var(--color-text-muted);
}

.dropdown-arrow {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

/* Dropdown menu */

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: var(--spacing-xs);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 25px rgb(0 0 0 / 30%);
  z-index: var(--z-dropdown);
  max-height: 300px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Search box */

.dropdown-search {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.dropdown-search-input {
  width: 100%;
  padding: var(--spacing-md) 10px;
  background-color: rgb(30 41 59 / 80%);
  border: 1px solid rgb(100 116 139 / 30%);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-md);
  outline: none;
}

.dropdown-search-input:focus {
  border-color: var(--color-accent);
}

/* Options list */

.dropdown-options {
  overflow-y: auto;
  flex: 1;
}

.dropdown-option {
  padding: 10px var(--spacing-lg);
  cursor: pointer;
  font-size: var(--font-size-md);
  color: var(--color-text);
  transition: background-color 0.1s;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dropdown-option:hover {
  background-color: rgb(59 130 246 / 20%);
}

.dropdown-option-selected {
  background-color: rgb(59 130 246 / 30%);
}

.dropdown-option-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.dropdown-empty {
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
}

/* Menu item (for type selection menus etc) */

.dropdown-menu-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.dropdown-menu-item:hover {
  background-color: rgb(59 130 246 / 15%);
}

.dropdown-menu-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-md);
  flex-shrink: 0;
}

.dropdown-menu-label {
  font-size: var(--font-size-md);
  color: var(--color-text);
}

/**
 * Level selector styles
 */

.level-selector {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.level-selector-dots {
  display: flex;
  gap: var(--spacing-xs);
}

.level-selector-dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg-card);
}

.level-selector-dot:hover {
  transform: scale(1.2);
}

.level-selector-dot-fill {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  border-radius: var(--radius-full);
  transition: height var(--transition-fast);
}

.level-selector-input {
  width: 52px;
  padding: 4px 6px;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-align: center;
  outline: none;
}

.level-selector-input:focus {
  border-color: var(--color-accent);
}

/**
 * Editor layout styles - common patterns across all editors
 */

/* Main editor container */

.editor-container {
  padding: var(--spacing-2xl);
  color: var(--color-text);
}

/* Editor header */

.header {
  margin-bottom: var(--spacing-2xl);
}

.title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: 0 0 var(--spacing-md) 0;
}

.subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin: 0;
}

/* ==========================================================================
   List layouts
   ========================================================================== */

/* Multi-column responsive grid for clickable cards */

.list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--spacing-xl);
}

/* Single column stack for expandable cards */

.list-stack {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* Items grid (vertical stack for nested items) */

.items-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Add container */

.add-container {
  margin-top: var(--spacing-lg);
}

/* Tab content area */

.tab-content {
  padding: var(--spacing-xl);
}

/* Input grid layouts */

.input-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

/* ==========================================================================
   Stat displays
   ========================================================================== */

.stat {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
}

.stat-bar {
  width: 60px;
  height: 4px;
  background-color: var(--color-bg-dark);
  border-radius: 2px;
  margin-top: var(--spacing-xs);
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width var(--transition-normal);
}

/* ==========================================================================
   Expandable card - cards that expand inline to show content
   ========================================================================== */

.expandable-card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.expandable-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.expandable-card-header:hover {
  background-color: rgb(59 130 246 / 10%);
}

.expandable-card-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.expandable-card-title {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.expandable-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.expandable-card-id {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  font-family: monospace;
}

.expandable-card-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  margin-top: var(--spacing-md);
}

.expandable-card-stats {
  display: flex;
  gap: var(--spacing-2xl);
}

.expandable-card-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.expandable-card-content {
  padding: var(--spacing-xl);
  border-top: 1px solid var(--color-border-light);
}

.expand-icon {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  transition: transform var(--transition-normal);
}

/* ==========================================================================
   Nested card - small inline cards for nested items (factors, etc)
   ========================================================================== */

.nested-card {
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  transition: all var(--transition-fast);
}

.nested-card:hover {
  border-color: var(--color-accent);
}

.nested-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
}

.nested-card-icon {
  font-size: var(--font-size-xl);
}

.nested-card-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex: 1;
}

.nested-card-type {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.nested-card-summary {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
}

.nested-card-coefficient {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.nested-card-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.nested-card-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.nested-card-empty {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-text-dim);
  font-size: var(--font-size-md);
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border-light);
}

/* ==========================================================================
   Condition card - for filters, rules, conditions
   ========================================================================== */

.condition-card {
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  transition: border-color var(--transition-fast);
}

.condition-card:hover {
  border-color: var(--color-border);
}

.condition-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.condition-card-type {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.condition-card-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.condition-card-label {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.condition-card-summary {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  margin-top: 2px;
}

.condition-card-fields {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.condition-card-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.condition-card-nested {
  margin-top: var(--spacing-lg);
  padding-left: var(--spacing-xl);
  border-left: 2px solid var(--color-border-light);
}

.condition-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Inline add button for conditions */

.btn-add-inline {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: transparent;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-dim);
  font-size: var(--font-size-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-add-inline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Filter fields layout - still used within condition cards */

.filter-fields {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

/* ==========================================================================
   Icon buttons for cards
   ========================================================================== */

.icon-button {
  background: none;
  border: none;
  color: var(--color-text-dim);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.icon-button:hover {
  color: var(--color-text);
  background-color: rgb(255 255 255 / 10%);
}

.delete-button:hover {
  color: var(--color-danger);
  background-color: rgb(239 68 68 / 10%);
}

/* ==========================================================================
   Compact empty state
   ========================================================================== */

.empty-state-compact {
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-dim);
  font-size: var(--font-size-md);
  background-color: var(--color-bg-dark);
  border: 1px dashed var(--color-border-light);
  border-radius: var(--radius-lg);
}

/* ==========================================================================
   Summary stats grid
   ========================================================================== */

.summary-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--spacing-lg);
}

.summary-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  text-align: center;
}

.summary-stat-icon {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}

.summary-stat-value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
}

.summary-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  margin-top: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Danger zone
   ========================================================================== */

.danger-zone {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgb(239 68 68 / 30%);
  display: flex;
  gap: var(--spacing-lg);
}

/* ==========================================================================
   Path constraint card (compact inline constraint editor)
   ========================================================================== */

.path-constraint-card {
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.path-constraint-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.path-constraint-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
}

.constraint-fields-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-md);
}

/* ==========================================================================
   App header bar
   ========================================================================== */

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-xl);
  background-color: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.app-header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.app-logo {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  letter-spacing: -0.5px;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.app-logo:hover {
  opacity: 0.8;
}

/* ==========================================================================
   Project selector dropdown
   ========================================================================== */

.project-selector {
  position: relative;
}

.project-selector-trigger {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-lg);
  cursor: pointer;
  min-width: 200px;
  justify-content: space-between;
}

.project-selector-trigger:hover {
  border-color: var(--color-accent);
}

.project-selector-name {
  font-weight: var(--font-weight-medium);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-selector-chevron {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.project-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--spacing-xs);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  min-width: 320px;
  max-height: 400px;
  overflow-y: auto;
  z-index: var(--z-dropdown);
  box-shadow: var(--shadow-lg);
}

.project-dropdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.project-dropdown-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.project-dropdown-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.project-list {
  padding: var(--spacing-md);
}

.project-item {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-bottom: var(--spacing-xs);
  background-color: transparent;
  transition: background-color var(--transition-fast);
}

.project-item:hover {
  background-color: var(--color-bg);
}

.project-item-active {
  background-color: var(--color-bg-dark);
}

.project-item-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: 2px;
}

.project-item-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--spacing-lg);
}

.project-item-actions {
  display: flex;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

/* ==========================================================================
   Small/micro buttons
   ========================================================================== */

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-xs);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background-color: var(--color-bg-dark);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.btn-sm:hover {
  background-color: var(--color-bg);
  color: var(--color-text);
}

.btn-sm-primary {
  background: var(--gradient-accent);
  color: var(--color-bg-dark);
}

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

.btn-sm-danger {
  color: var(--color-danger);
}

.btn-sm-danger:hover {
  background-color: rgb(239 68 68 / 15%);
}

.btn-xs {
  padding: 2px var(--spacing-md);
  font-size: var(--font-size-xs);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  background-color: var(--color-bg-dark);
  color: var(--color-text-muted);
}

.btn-xs:hover {
  color: var(--color-text);
}

/* ==========================================================================
   Help modal styles
   ========================================================================== */

.help-modal {
  max-width: 700px;
  max-height: 85vh;
  height: auto;
}

.help-section {
  margin-bottom: var(--spacing-2xl);
}

.help-section:last-child {
  margin-bottom: 0;
}

.help-section-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.help-text {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 0;
}

.workflow-step {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.workflow-step:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.workflow-step-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.workflow-step-number {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-bg-dark);
  flex-shrink: 0;
}

.workflow-step-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.workflow-step-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  margin-left: 32px;
}

.workflow-step-list {
  margin: 0;
  padding-left: 48px;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ==========================================================================
   Simple modal (non-tabbed, compact)
   ========================================================================== */

.modal-simple {
  max-width: 400px;
  height: auto;
  max-height: none;
}

.modal-simple .modal-body {
  flex-direction: column;
  padding: var(--spacing-2xl);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.modal-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.modal-spinner {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  animation: modal-spinner-spin 0.9s linear infinite;
  flex-shrink: 0;
}

.modal-status-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.modal-status-subtitle {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

@keyframes modal-spinner-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ==========================================================================
   Slot selector dropdown (for run slots)
   ========================================================================== */

.slot-selector {
  position: relative;
}

.slot-selector-trigger {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--font-size-md);
  cursor: pointer;
  min-width: 160px;
  justify-content: space-between;
}

.slot-selector-trigger:hover {
  border-color: var(--color-accent);
}

.slot-selector-name {
  font-weight: var(--font-weight-medium);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.slot-selector-chevron {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.slot-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--spacing-xs);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  min-width: 280px;
  max-height: 350px;
  overflow-y: auto;
  z-index: var(--z-dropdown);
  box-shadow: var(--shadow-lg);
}

.slot-dropdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.slot-dropdown-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.slot-list {
  padding: var(--spacing-sm);
}

.slot-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xs);
  background-color: transparent;
  transition: background-color var(--transition-fast);
}

.slot-item:last-child {
  margin-bottom: 0;
}

.slot-item:hover {
  background-color: var(--color-bg);
}

.slot-item-active {
  background-color: var(--color-bg-dark);
}

.slot-item-empty {
  opacity: 0.7;
}

.slot-item-content {
  flex: 1;
  min-width: 0;
}

.slot-item-name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.slot-item-empty .slot-item-name {
  color: var(--color-text-dim);
  font-style: italic;
}

.slot-active-indicator {
  color: var(--color-accent);
  margin-right: var(--spacing-xs);
}

.slot-item-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

.slot-item-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-left: var(--spacing-md);
}

.slot-status {
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
}

.slot-title-input {
  width: 100%;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-bg-dark);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  outline: none;
}

.slot-empty-hint {
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-dim);
  font-size: var(--font-size-sm);
}

.btn-xs-primary {
  background: var(--gradient-accent);
  color: var(--color-bg-dark);
}

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

.btn-xs-danger {
  background: transparent;
  color: var(--color-danger);
  border-color: var(--color-danger);
  padding: 2px 6px;
  font-size: 14px;
  line-height: 1;
}

.btn-xs-danger:hover {
  background: rgb(239 68 68 / 20%);
}

/**
 * Actions editor specific styles
 */

/* Editor container */

.actions-editor {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-2xl);
}

/* Header section */

.actions-header {
  margin-bottom: var(--spacing-3xl);
}

.actions-title {
  font-size: 32px;
  font-weight: var(--font-weight-semibold);
  background: var(--gradient-accent);
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--spacing-md);
}

.actions-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-normal);
}

/* Stats section */

.actions-stats {
  display: flex;
  gap: var(--spacing-2xl);
}

.actions-stat {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.actions-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.actions-stat-value {
  font-size: 24px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
}

/* Action grid */

.actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

/* Action card */

.action-card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  padding: 20px;
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
}

.action-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgb(0 0 0 / 30%);
}

.action-card-disabled {
  opacity: 0.5;
}

/* Card badges */

.action-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

/* Enable toggle */

.enable-toggle {
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background-color: #374151;
  cursor: pointer;
  position: relative;
  transition: background-color var(--transition-normal);
  flex-shrink: 0;
}

.enable-toggle-on {
  background-color: var(--color-success);
}

.enable-toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background-color: #fff;
  transition: transform var(--transition-normal);
}

.enable-toggle-on .enable-toggle-knob {
  transform: translateX(16px);
}

/* Add card (dashed border style) */

.actions-add-card {
  background-color: transparent;
  border-radius: var(--radius-2xl);
  border: 2px dashed var(--color-border);
  padding: 40px 20px;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  color: var(--color-text-dim);
  min-height: 140px;
}

.actions-add-card:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgb(245 158 11 / 5%);
}

/* Validation borders for action cards */

.action-card-invalid {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 1px var(--color-danger);
}

.action-card-warning {
  border-color: var(--color-warning);
  box-shadow: 0 0 0 1px var(--color-warning);
}

/* Utilities */

/**
 * Utility classes
 */

/* Layout */

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-1 {
  flex: 1;
}

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

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

/* Gap */

.gap-xs { gap: var(--spacing-xs); }

.gap-sm { gap: var(--spacing-sm); }

.gap-md { gap: var(--spacing-md); }

.gap-lg { gap: var(--spacing-lg); }

.gap-xl { gap: var(--spacing-xl); }

.gap-2xl { gap: var(--spacing-2xl); }

/* Text */

.text-white { color: var(--color-text); }

.text-muted { color: var(--color-text-muted); }

.text-dim { color: var(--color-text-dim); }

.text-accent { color: var(--color-accent); }

.text-success { color: var(--color-success); }

.text-danger { color: var(--color-danger); }

.text-warning { color: var(--color-warning); }

.text-xs { font-size: var(--font-size-xs); }

.text-sm { font-size: var(--font-size-sm); }

.text-base { font-size: var(--font-size-base); }

.text-md { font-size: var(--font-size-md); }

.text-lg { font-size: var(--font-size-lg); }

.text-xl { font-size: var(--font-size-xl); }

.text-2xl { font-size: var(--font-size-2xl); }

.font-medium { font-weight: var(--font-weight-medium); }

.font-semibold { font-weight: var(--font-weight-semibold); }

.text-center { text-align: center; }

.text-right { text-align: right; }

.text-uppercase { text-transform: uppercase; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Spacing */

.p-sm { padding: var(--spacing-sm); }

.p-md { padding: var(--spacing-md); }

.p-lg { padding: var(--spacing-lg); }

.p-xl { padding: var(--spacing-xl); }

.p-2xl { padding: var(--spacing-2xl); }

.mb-0 { margin-bottom: 0; }

.mb-xs { margin-bottom: var(--spacing-xs); }

.mb-sm { margin-bottom: var(--spacing-sm); }

.mb-md { margin-bottom: var(--spacing-md); }

.mb-lg { margin-bottom: var(--spacing-lg); }

.mb-xl { margin-bottom: var(--spacing-xl); }

.mb-2xl { margin-bottom: var(--spacing-2xl); }

.mt-lg { margin-top: var(--spacing-lg); }

.mt-xl { margin-top: var(--spacing-xl); }

/* Width */

.w-full { width: 100%; }

/* Cursor */

.cursor-pointer { cursor: pointer; }

/* Position */

.relative { position: relative; }

.absolute { position: absolute; }

/* Inline code */

.inline-code {
  font-family: monospace;
  font-size: var(--font-size-sm);
  background-color: rgb(59 130 246 / 15%);
  color: var(--color-text-muted);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}
:root {
  --bg-primary: #0a1929;
  --bg-secondary: #142a43;
  --bg-tertiary: #1f3b5b;
  --border: rgb(59 130 246 / 30%);
  --text-primary: #fff;
  --text-muted: #93c5fd;
  --accent: #10b981;
  --accent-strong: #34d399;
  --danger: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
}

#root {
  height: 100vh;
}

.app {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  border-bottom: 1px solid var(--border);
}

.header-spacer {
  flex: 1;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 8px;
  transition: background 0.2s ease;
}

.brand:hover {
  background: rgb(255 255 255 / 5%);
}

.brand-icon {
  font-size: 24px;
  line-height: 1;
}

.brand-title {
  font-size: 16px;
}

.header-search {
  position: relative;
  display: flex;
  align-items: center;
}

.header-search-input {
  width: 240px;
  padding: 8px 14px;
  background: rgb(0 0 0 / 20%);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 13px;
  transition: all 0.2s ease;
}

.header-search-input::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.header-search-input:focus {
  outline: none;
  background: rgb(0 0 0 / 30%);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgb(16 185 129 / 10%);
}

.header-search-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  min-width: 280px;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
  box-shadow: 0 12px 32px rgb(0 0 0 / 40%), 0 0 0 1px rgb(255 255 255 / 5%) inset;
  z-index: 1000;
  max-height: 320px;
  overflow: auto;
  animation: dropdown-fade-in 0.15s ease-out;
}

.header-search-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  font-size: 13px;
  transition: background 0.15s ease;
}

.header-search-result:hover,
.header-search-result.selected {
  background: rgb(16 185 129 / 15%);
}

.header-search-result-title {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-search-result-type {
  flex-shrink: 0;
  font-size: 10px;
  color: var(--text-muted);
  text-transform: capitalize;
  padding: 2px 6px;
  background: rgb(0 0 0 / 20%);
  border-radius: 4px;
  margin-left: 10px;
}

.header-search-no-results {
  padding: 14px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.nav {
  display: flex;
  gap: 10px;
}

.nav-button {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.nav-button.active {
  color: var(--text-primary);
  border-color: rgb(16 185 129 / 70%);
  background: rgb(16 185 129 / 15%);
}

.nav-button:hover {
  color: var(--text-primary);
  border-color: rgb(147 197 253 / 70%);
}

.bundle-status {
  font-size: 12px;
  color: var(--text-muted);
  text-align: right;
}

.bundle-status strong {
  color: var(--text-primary);
}

.view-selector {
  justify-self: end;
  position: relative;
}

.view-selector-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: linear-gradient(135deg, rgb(16 185 129 / 15%) 0%, rgb(16 185 129 / 5%) 100%);
  border: 1px solid rgb(16 185 129 / 30%);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.view-selector-trigger:hover {
  background: linear-gradient(135deg, rgb(16 185 129 / 25%) 0%, rgb(16 185 129 / 10%) 100%);
  border-color: rgb(16 185 129 / 50%);
  transform: translateY(-1px);
}

.view-selector-trigger.open {
  background: linear-gradient(135deg, rgb(16 185 129 / 30%) 0%, rgb(16 185 129 / 15%) 100%);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgb(16 185 129 / 15%);
}

.view-selector-icon {
  font-size: 18px;
  line-height: 1;
}

.view-selector-label {
  letter-spacing: 0.02em;
}

.view-selector-caret {
  color: var(--accent);
  font-size: 10px;
  margin-left: 2px;
  transition: transform 0.2s ease;
}

.view-selector-trigger.open .view-selector-caret {
  transform: rotate(180deg);
}

.view-selector-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 12px 32px rgb(0 0 0 / 40%), 0 0 0 1px rgb(255 255 255 / 5%) inset;
  z-index: 1000;
  animation: dropdown-fade-in 0.15s ease-out;
}

@keyframes dropdown-fade-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.view-selector-option {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  transition: background 0.15s ease;
}

.view-selector-option:hover {
  background: rgb(16 185 129 / 15%);
}

.view-selector-option.selected {
  background: rgb(16 185 129 / 20%);
}

.view-selector-option-icon {
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
}

.view-selector-option-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.view-selector-option-label {
  font-size: 14px;
  font-weight: 600;
}

.view-selector-option-desc {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.view-selector-option-check {
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.app-main {
  flex: 1;
  overflow: hidden;
}

.panel {
  height: 100%;
}

.state-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 32px;
}

.state-card {
  max-width: 520px;
  background: rgb(12 31 46 / 70%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 20px 40px rgb(0 0 0 / 35%);
}

.state-title {
  font-size: 20px;
  margin-bottom: 12px;
}

.state-detail {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.state-actions {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 12px;
}

.button {
  border: 1px solid transparent;
  background: var(--accent);
  color: #0a1929;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.button.secondary {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border);
}

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

.app-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-muted);
  font-size: 12px;
}

/* Mobile responsive styles */
@media (width <= 640px) {
  .app-header {
    gap: 8px;
    padding: 8px 12px;
  }

  .brand-title {
    display: none;
  }

  .brand {
    padding: 4px 8px;
  }

  .brand-icon {
    font-size: 20px;
  }

  .header-search-input {
    width: 120px;
    padding: 6px 10px;
    font-size: 12px;
  }

  .header-search-input:focus {
    width: 160px;
  }

  .view-selector-trigger {
    padding: 6px 10px;
    font-size: 12px;
  }

  .view-selector-label {
    display: none;
  }

  .view-selector-icon {
    font-size: 16px;
  }

  .app-footer {
    padding: 8px 12px;
    font-size: 11px;
  }
}

/* Tablet responsive styles */
@media (width >= 641px) and (width <= 1024px) {
  .app-header {
    gap: 12px;
    padding: 10px 16px;
  }

  .header-search-input {
    width: 180px;
  }
}