/* Estilos personalizados para CASYM - Versión Mejorada */

/* Variables CSS personalizadas - Sistema de Diseño Moderno */
:root {
  /* Colores principales */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  /* Colores de estado */
  --success-50: #ecfdf5;
  --success-100: #d1fae5;
  --success-500: #10b981;
  --success-600: #059669;
  --success-700: #047857;
  
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  
  --error-50: #fef2f2;
  --error-100: #fee2e2;
  --error-500: #ef4444;
  --error-600: #dc2626;
  --error-700: #b91c1c;
  
  /* Colores neutros */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Colores semánticos */
  --primary-color: var(--primary-600);
  --primary-hover: var(--primary-700);
  --success-color: var(--success-600);
  --success-hover: var(--success-700);
  --warning-color: var(--warning-600);
  --warning-hover: var(--warning-700);
  --error-color: var(--error-600);
  --error-hover: var(--error-700);
  
  /* Texto */
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-tertiary: var(--gray-500);
  --text-inverse: #ffffff;
  
  /* Fondos */
  --bg-primary: #ffffff;
  --bg-secondary: var(--gray-50);
  --bg-tertiary: var(--gray-100);
  --bg-overlay: rgba(17, 24, 39, 0.5);
  
  /* Bordes */
  --border-color: var(--gray-200);
  --border-focus: var(--primary-500);
  --border-error: var(--error-500);
  --border-success: var(--success-500);
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Tipografía */
  --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Bordes redondeados */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;
  
  /* Transiciones */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.2s ease-in-out;
  --transition-slow: 0.3s ease-in-out;
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
}

/* Modo oscuro */
.dark {
  --text-primary: var(--gray-100);
  --text-secondary: var(--gray-300);
  --text-tertiary: var(--gray-400);
  --text-inverse: var(--gray-900);
  
  --bg-primary: var(--gray-900);
  --bg-secondary: var(--gray-800);
  --bg-tertiary: var(--gray-700);
  --bg-overlay: rgba(0, 0, 0, 0.7);
  
  --border-color: var(--gray-600);
  --border-focus: var(--primary-400);
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

/* Estilos base mejorados */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-size: 16px;
  line-height: var(--line-height-normal);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Animaciones mejoradas */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0, 0, 0);
  }
  40%, 43% {
    transform: translate3d(0, -10px, 0);
  }
  70% {
    transform: translate3d(0, -5px, 0);
  }
  90% {
    transform: translate3d(0, -2px, 0);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px var(--primary-400);
  }
  50% {
    box-shadow: 0 0 20px var(--primary-400), 0 0 30px var(--primary-400);
  }
}

/* Clases de utilidad para animaciones */
.fade-in {
  animation: fadeIn var(--transition-slow) ease-out;
}

.slide-in {
  animation: slideIn var(--transition-slow) ease-out;
}

.slide-in-right {
  animation: slideInRight var(--transition-slow) ease-out;
}

.scale-in {
  animation: scaleIn var(--transition-normal) ease-out;
}

.pulse {
  animation: pulse 2s infinite;
}

.bounce {
  animation: bounce 1s;
}

.shake {
  animation: shake 0.5s;
}

.glow {
  animation: glow 2s infinite;
}

/* Efectos de hover mejorados */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.hover-scale {
  transition: transform var(--transition-normal);
}

.hover-scale:hover {
  transform: scale(1.02);
}

.hover-glow {
  transition: box-shadow var(--transition-normal);
}

.hover-glow:hover {
  box-shadow: 0 0 20px var(--primary-400);
}

/* Utilidades de espaciado */
.space-y-xs > * + * { margin-top: var(--spacing-xs); }
.space-y-sm > * + * { margin-top: var(--spacing-sm); }
.space-y-md > * + * { margin-top: var(--spacing-md); }
.space-y-lg > * + * { margin-top: var(--spacing-lg); }
.space-y-xl > * + * { margin-top: var(--spacing-xl); }

.space-x-xs > * + * { margin-left: var(--spacing-xs); }
.space-x-sm > * + * { margin-left: var(--spacing-sm); }
.space-x-md > * + * { margin-left: var(--spacing-md); }
.space-x-lg > * + * { margin-left: var(--spacing-lg); }
.space-x-xl > * + * { margin-left: var(--spacing-xl); }

/* Utilidades de texto */
.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-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-inverse { color: var(--text-inverse); }

/* Utilidades de fondo */
.bg-primary { background-color: var(--bg-primary); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-tertiary { background-color: var(--bg-tertiary); }

/* Utilidades de bordes */
.border { border: 1px solid var(--border-color); }
.border-focus { border-color: var(--border-focus); }
.border-error { border-color: var(--border-error); }
.border-success { border-color: var(--border-success); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Utilidades de sombras */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

/* Scroll suave personalizado */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-normal);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

.dark ::-webkit-scrollbar-track {
  background: var(--gray-800);
}

.dark ::-webkit-scrollbar-thumb {
  background: var(--gray-600);
}

.dark ::-webkit-scrollbar-thumb:hover {
  background: var(--gray-500);
}

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

*:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Reducir movimiento para usuarios que lo prefieren */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Estilos para formularios mejorados */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  transition: color var(--transition-normal);
}

.form-label.required::after {
  content: " *";
  color: var(--error-500);
  font-weight: var(--font-weight-bold);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-family: var(--font-family-sans);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--gray-300);
  box-shadow: var(--shadow-md);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background-color: var(--gray-100);
  color: var(--gray-400);
  cursor: not-allowed;
  opacity: 0.7;
}

.dark .form-input:disabled,
.dark .form-select:disabled,
.dark .form-textarea:disabled {
  background-color: var(--gray-700);
  color: var(--gray-500);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--border-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-input.success,
.form-select.success,
.form-textarea.success {
  border-color: var(--border-success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-help-text {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.form-error-message {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--error-600);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.form-success-message {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--success-600);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Estilos para botones mejorados */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  user-select: none;
  min-height: 40px;
  box-shadow: var(--shadow-sm);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: var(--shadow-sm);
}

.btn:disabled::before {
  display: none;
}

/* Variantes de botones */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: var(--text-inverse);
  border: 1px solid var(--primary-600);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
  border-color: var(--primary-700);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

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

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-secondary);
  border-color: var(--gray-300);
}

.btn-success {
  background: linear-gradient(135deg, var(--success-600), var(--success-700));
  color: var(--text-inverse);
  border: 1px solid var(--success-600);
}

.btn-success:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--success-700), var(--success-600));
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning-600), var(--warning-700));
  color: var(--text-inverse);
  border: 1px solid var(--warning-600);
}

.btn-warning:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--warning-700), var(--warning-600));
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.btn-error,
.btn-danger {
  background: linear-gradient(135deg, var(--error-600), var(--error-700));
  color: var(--text-inverse);
  border: 1px solid var(--error-600);
}

.btn-error:hover:not(:disabled),
.btn-danger:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--error-700), var(--error-600));
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

/* Tamaños de botones */
.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
  min-height: 32px;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
  min-height: 48px;
}

.btn-xl {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-xl);
  min-height: 56px;
}

/* Botón con icono */
.btn-icon-only {
  padding: var(--spacing-sm);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

.btn-icon-only.btn-sm {
  width: 32px;
  height: 32px;
}

.btn-icon-only.btn-lg {
  width: 48px;
  height: 48px;
}

/* Estados de carga */
.btn-loading {
  position: relative;
  color: transparent;
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--text-inverse);
}

.btn-secondary.btn-loading::after {
  color: var(--text-primary);
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Estilos específicos para botón de volver en navegación */
.nav-volver-btn {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.nav-volver-btn:hover {
  background-color: var(--bg-secondary);
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.dark .nav-volver-btn {
  color: var(--text-primary);
  border-color: var(--border-color);
}

.dark .nav-volver-btn:hover {
  background-color: var(--bg-secondary);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* Toggle de modo oscuro */
.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 50px;
  height: 24px;
  background-color: var(--gray-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background-color var(--transition-normal);
  border: none;
  outline: none;
}

.theme-toggle:hover {
  background-color: var(--gray-300);
}

.theme-toggle.active {
  background-color: var(--primary-500);
}

.theme-toggle.active:hover {
  background-color: var(--primary-600);
}

.theme-toggle-indicator {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background-color: white;
  border-radius: var(--radius-full);
  transition: transform var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.theme-toggle.active .theme-toggle-indicator {
  transform: translateX(26px);
}

.theme-toggle-icon {
  width: 12px;
  height: 12px;
  color: var(--gray-600);
  transition: color var(--transition-normal);
}

.theme-toggle.active .theme-toggle-icon {
  color: var(--primary-600);
}

/* Estilos mejorados para tarjetas */
.card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-200);
}

.card:hover::before {
  opacity: 1;
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

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

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}

/* Badges mejorados */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
}

.badge-success {
  background-color: var(--success-100);
  color: var(--success-700);
  border-color: var(--success-200);
}

.badge-warning {
  background-color: var(--warning-100);
  color: var(--warning-700);
  border-color: var(--warning-200);
}

.badge-error,
.badge-danger {
  background-color: var(--error-100);
  color: var(--error-700);
  border-color: var(--error-200);
}

.badge-info {
  background-color: var(--primary-100);
  color: var(--primary-700);
  border-color: var(--primary-200);
}

.badge-neutral {
  background-color: var(--gray-100);
  color: var(--gray-700);
  border-color: var(--gray-200);
}

/* Notificaciones mejoradas */
.notification {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  max-width: 400px;
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  padding: var(--spacing-lg);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: var(--z-toast);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.notification.show {
  transform: translateX(0);
}

.notification-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.notification-content {
  flex: 1;
}

.notification-title {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-xs);
}

.notification-message {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.notification-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.notification-close:hover {
  background-color: var(--gray-100);
  color: var(--text-primary);
}

.notification-success {
  border-left: 4px solid var(--success-500);
}

.notification-success .notification-icon {
  color: var(--success-600);
}

.notification-error {
  border-left: 4px solid var(--error-500);
}

.notification-error .notification-icon {
  color: var(--error-600);
}

.notification-warning {
  border-left: 4px solid var(--warning-500);
}

.notification-warning .notification-icon {
  color: var(--warning-600);
}

.notification-info {
  border-left: 4px solid var(--primary-500);
}

.notification-info .notification-icon {
  color: var(--primary-600);
}

/* Modales mejorados */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  backdrop-filter: blur(4px);
}

.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.modal {
  background-color: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow: hidden;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
  border: 1px solid var(--border-color);
}

.modal-overlay.show .modal {
  transform: scale(1);
}

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

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

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background-color: var(--gray-100);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  background-color: var(--bg-secondary);
}

/* Tabs mejorados */
.tab-container {
  background-color: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.tab-nav {
  display: flex;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.tab-button {
  background: none;
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all var(--transition-normal);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  position: relative;
}

.tab-button:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

.tab-button.active {
  color: var(--primary-600);
  border-bottom-color: var(--primary-600);
  background-color: var(--primary-50);
}

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

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn var(--transition-normal) ease-out;
}

/* Loading spinner mejorado */
.loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--gray-200);
  border-top: 2px solid var(--primary-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Responsive mejoras */
@media (max-width: 768px) {
  .modal {
    width: 95%;
    max-width: none;
    margin: var(--spacing-sm);
  }
  
  .notification {
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    max-width: none;
  }

  .tab-nav {
    padding: 0 var(--spacing-sm);
  }

  .tab-button {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-xs);
  }
}

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

/* Focus visible para accesibilidad */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Estilos para scrollbar personalizada */
::-webkit-scrollbar {
  width: 8px;
}

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

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

/* Fallback para navegadores que no soportan webkit scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) var(--bg-primary);
}

/* --- ESTADO DE CARGA GLOBAL PARA BOTONES --- */
.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}
.btn-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.2em;
  height: 1.2em;
  margin-top: -0.6em;
  margin-left: -0.6em;
  border: 2px solid #fff;
  border-top: 2px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  z-index: 2;
}

/* --- MEJORAS RESPONSIVE Y ACCESIBILIDAD --- */
.btn-primary, .btn-secondary, .btn-danger, .btn-success, .btn-warning {
  min-height: 44px;
  padding: 12px 20px;
  font-size: 1rem;
  border-radius: 0.5em;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
  outline: none;
}
.btn-primary:focus, .btn-secondary:focus, .btn-danger:focus, .btn-success:focus, .btn-warning:focus {
  box-shadow: 0 0 0 3px #a5b4fc;
}
@media (max-width: 768px) {
  .btn-primary, .btn-secondary, .btn-danger, .btn-success, .btn-warning {
    min-width: 90%;
    font-size: 1.1rem;
    margin-bottom: 10px;
  }
}

/* Estilos para campo OTP */
.otp-input {
  letter-spacing: 0.5em;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 600;
}

/* Estilos para opciones de recuperación */
.recovery-option {
  transition: all 0.2s ease;
  border: 2px solid transparent;
}

.recovery-option:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.dark .recovery-option:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Animación para el campo OTP */
@keyframes otpPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.otp-input:focus {
  animation: otpPulse 0.3s ease-in-out;
}

/* Transición suave del modo oscuro */
.theme-transitioning,
.theme-transitioning *,
.theme-transitioning *::before,
.theme-transitioning *::after {
  transition: background-color var(--transition-slow) ease-in-out,
              color var(--transition-slow) ease-in-out,
              border-color var(--transition-slow) ease-in-out,
              box-shadow var(--transition-slow) ease-in-out !important;
}

/* Mejoras responsive para móviles */
@media (max-width: 480px) {
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-height: 44px; /* Tamaño mínimo para touch */
  }
  
  .form-input,
  .form-select,
  .form-textarea {
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    min-height: 44px;
  }
  
  .card {
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
  }
  
  .card-header,
  .card-body,
  .card-footer {
    padding: var(--spacing-md);
  }
  
  .theme-toggle {
    width: 44px;
    height: 26px;
  }
  
  .theme-toggle-indicator {
    width: 22px;
    height: 22px;
    top: 2px;
    left: 2px;
  }
  
  .theme-toggle.active .theme-toggle-indicator {
    transform: translateX(18px);
  }
}

/* Mejoras de accesibilidad adicionales */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
    --text-secondary: #000000;
  }
  
  .dark {
    --border-color: #ffffff;
    --text-secondary: #ffffff;
  }
  
  .btn {
    border-width: 2px;
  }
  
  .form-input,
  .form-select,
  .form-textarea {
    border-width: 2px;
  }
}

/* Estados de focus mejorados */
.btn:focus-visible,
.form-input:focus-visible,
.form-select:focus-visible,
.form-textarea:focus-visible,
.theme-toggle:focus-visible {
  outline: 3px solid var(--primary-500);
  outline-offset: 2px;
}

/* Mejoras para pantallas grandes */
@media (min-width: 1200px) {
  .card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-2xl);
  }
  
  .btn:hover {
    transform: translateY(-2px);
  }
}

/* Utilidades adicionales */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }

.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

.p-0 { padding: 0; }
.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.m-0 { margin: 0; }
.m-xs { margin: var(--spacing-xs); }
.m-sm { margin: var(--spacing-sm); }
.m-md { margin: var(--spacing-md); }
.m-lg { margin: var(--spacing-lg); }
.m-xl { margin: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.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); }

.ml-0 { margin-left: 0; }
.ml-xs { margin-left: var(--spacing-xs); }
.ml-sm { margin-left: var(--spacing-sm); }
.ml-md { margin-left: var(--spacing-md); }
.ml-lg { margin-left: var(--spacing-lg); }
.ml-xl { margin-left: var(--spacing-xl); }

.mr-0 { margin-right: 0; }
.mr-xs { margin-right: var(--spacing-xs); }
.mr-sm { margin-right: var(--spacing-sm); }
.mr-md { margin-right: var(--spacing-md); }
.mr-lg { margin-right: var(--spacing-lg); }
.mr-xl { margin-right: var(--spacing-xl); }

.hidden { display: none; }
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }

.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

.cursor-pointer { cursor: pointer; }
.cursor-default { cursor: default; }
.cursor-not-allowed { cursor: not-allowed; }

.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Gradientes decorativos */
.gradient-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
}

.gradient-success {
  background: linear-gradient(135deg, var(--success-500), var(--success-600));
}

.gradient-warning {
  background: linear-gradient(135deg, var(--warning-500), var(--warning-600));
}

.gradient-error {
  background: linear-gradient(135deg, var(--error-500), var(--error-600));
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Ocultar el toggle del dark mode */
.theme-toggle {
  display: none !important;
}

/* Estilos para el modal de usuario del panel admin */
.user-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-y: auto;
  padding: 1rem;
}

.user-modal-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  max-width: 1000px;
  width: 100%;
  max-height: 95vh;
  overflow-y: auto;
  position: relative;
}

.user-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.user-modal-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.user-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 0.5rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

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

.user-modal-body {
  padding: 1.5rem;
}

.user-modal-form {
  display: grid;
  gap: 1.5rem;
}

.user-modal-section {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  background: var(--bg-primary);
}

.user-modal-section-title {
  margin: 0 0 1rem 0;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
}

.user-modal-section-title svg {
  width: 20px;
  height: 20px;
  margin-right: 8px;
  color: var(--primary-color);
}

.user-modal-grid {
  display: grid;
  gap: 1rem;
}

.user-modal-grid-2 {
  grid-template-columns: 1fr 1fr;
}

.user-modal-grid-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.user-modal-field {
  display: flex;
  flex-direction: column;
}

.user-modal-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.user-modal-input,
.user-modal-select {
  width: 100%;
  padding: 0.7rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: all var(--transition-normal);
}

.user-modal-input:focus,
.user-modal-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.user-modal-input::placeholder {
  color: var(--text-tertiary);
}

.user-modal-input:hover,
.user-modal-select:hover {
  border-color: var(--primary-color);
}

.user-modal-footer {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.user-modal-btn-cancel {
  padding: 0.75rem 1.5rem;
  background: var(--gray-500);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: all var(--transition-normal);
}

.user-modal-btn-cancel:hover {
  background: var(--gray-600);
  transform: translateY(-1px);
}

.user-modal-btn-submit {
  padding: 0.75rem 1.5rem;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: all var(--transition-normal);
}

.user-modal-btn-submit:hover {
  background: var(--primary-600);
  transform: translateY(-1px);
}

.user-modal-full-width {
  grid-column: 1 / -1;
}

/* Responsive design para el modal */
@media (max-width: 768px) {
  .user-modal-grid-2,
  .user-modal-grid-3 {
    grid-template-columns: 1fr;
  }
  
  .user-modal-container {
    margin: 0.5rem;
    max-height: 98vh;
  }
  
  .user-modal-header,
  .user-modal-body,
  .user-modal-footer {
    padding: 1rem;
  }
  
  .user-modal-section {
    padding: 1rem;
  }
}

/* Mejoras para dark mode */
.dark .user-modal-section {
  background: var(--bg-secondary);
}

.dark .user-modal-input,
.dark .user-modal-select {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.dark .user-modal-input:focus,
.dark .user-modal-select:focus {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Corrección para el ancho excesivo en el panel de administración */
.flex-1.ml-64 {
  max-width: calc(100vw - 16rem); /* 16rem = 64 * 0.25rem (w-64) */
  overflow-x: hidden;
}

/* Asegurar que las tablas no causen scroll horizontal */
.overflow-x-auto {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Contenedor principal del panel admin */
.flex.min-h-screen {
  overflow-x: hidden;
}

/* Ajustar tablas para que respondan mejor */
table.w-full {
  min-width: 100%;
  table-layout: fixed;
}

table.w-full th,
table.w-full td {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Asegurar que los grids respondan correctamente */
.grid.grid-cols-1.md\:grid-cols-4 {
  max-width: 100%;
}

/* Responsividad para pantallas pequeñas */
@media (max-width: 768px) {
  .flex-1.ml-64 {
    max-width: calc(100vw - 1rem);
    margin-left: 0;
  }
  
  .w-64 {
    width: 100%;
    height: auto;
    position: static;
  }
  
  .overflow-x-auto {
    overflow-x: scroll;
  }
}

/* Validaciones mejoradas para formulario de usuario */
.user-modal-field {
  position: relative;
  margin-bottom: 1rem;
}

.user-modal-field.has-validation {
  margin-bottom: 1.5rem;
}

/* Estados de validación para inputs */
.user-modal-input.validating {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.user-modal-input.valid {
  border-color: #059669;
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23059669'%3e%3cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3e%3c/svg%3e");
  background-position: right 0.75rem center;
  background-repeat: no-repeat;
  background-size: 1.25rem;
  padding-right: 3rem;
}

.user-modal-input.invalid {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23dc2626'%3e%3cpath fill-rule='evenodd' d='M4.293 4.293a1 1 0 011.414 0L10 8.586l4.293-4.293a1 1 0 111.414 1.414L11.414 10l4.293 4.293a1 1 0 01-1.414 1.414L10 11.414l-4.293 4.293a1 1 0 01-1.414-1.414L8.586 10 4.293 5.707a1 1 0 010-1.414z' clip-rule='evenodd'/%3e%3c/svg%3e");
  background-position: right 0.75rem center;
  background-repeat: no-repeat;
  background-size: 1.25rem;
  padding-right: 3rem;
}

/* Estados de validación para selects */
.user-modal-select.validating {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.user-modal-select.valid {
  border-color: #059669;
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.user-modal-select.invalid {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* Mensajes de validación */
.validation-message {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  transition: all 0.3s ease;
}

.validation-message.success {
  color: #059669;
}

.validation-message.error {
  color: #dc2626;
}

.validation-message.warning {
  color: #d97706;
}

.validation-message.info {
  color: #3b82f6;
}

/* Iconos de validación */
.validation-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.validation-icon.success {
  color: #059669;
}

.validation-icon.error {
  color: #dc2626;
}

.validation-icon.warning {
  color: #d97706;
}

.validation-icon.info {
  color: #3b82f6;
}

/* Animaciones para validaciones */
.validation-message {
  opacity: 0;
  transform: translateY(-0.5rem);
  animation: fadeInUp 0.3s ease forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(-0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Indicator de campo obligatorio */
.user-modal-label.required::after {
  content: " *";
  color: #dc2626;
  font-weight: 600;
}

/* Feedback visual para campos únicos */
.uniqueness-check {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.uniqueness-check.checking {
  animation: spin 1s linear infinite;
}

.uniqueness-check.available {
  color: #059669;
}

.uniqueness-check.taken {
  color: #dc2626;
}

@keyframes spin {
  from {
    transform: translateY(-50%) rotate(0deg);
  }
  to {
    transform: translateY(-50%) rotate(360deg);
  }
}

/* Tooltip para ayuda contextual */
.validation-tooltip {
  position: relative;
  display: inline-block;
  margin-left: 0.25rem;
}

.validation-tooltip .tooltip-trigger {
  width: 1rem;
  height: 1rem;
  background: #6b7280;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: help;
}

.validation-tooltip .tooltip-content {
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: #1f2937;
  color: white;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1000;
}

.validation-tooltip .tooltip-content::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 0.25rem solid transparent;
  border-top-color: #1f2937;
}

.validation-tooltip:hover .tooltip-content {
  opacity: 1;
}

/* Indicador de fuerza de contraseña */
.password-strength {
  margin-top: 0.5rem;
  height: 0.25rem;
  background: #e5e7eb;
  border-radius: 0.125rem;
  overflow: hidden;
}

.password-strength .strength-bar {
  height: 100%;
  transition: width 0.3s ease, background-color 0.3s ease;
  border-radius: 0.125rem;
}

.password-strength .strength-bar.weak {
  background: #dc2626;
}

.password-strength .strength-bar.medium {
  background: #d97706;
}

.password-strength .strength-bar.strong {
  background: #059669;
}

/* Validación en tiempo real para formulario */
.form-validation-summary {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 0.5rem;
  border: 1px solid #e5e7eb;
  background: #f9fafb;
  display: none;
}

.form-validation-summary.has-errors {
  display: block;
  border-color: #fecaca;
  background: #fef2f2;
}

.form-validation-summary.has-warnings {
  display: block;
  border-color: #fed7aa;
  background: #fffbeb;
}

.form-validation-summary h4 {
  margin: 0 0 0.5rem 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: #374151;
}

.form-validation-summary.has-errors h4 {
  color: #dc2626;
}

.form-validation-summary.has-warnings h4 {
  color: #d97706;
}

.form-validation-summary ul {
  margin: 0;
  padding-left: 1.25rem;
  list-style: none;
}

.form-validation-summary li {
  margin-bottom: 0.25rem;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.form-validation-summary.has-errors li {
  color: #dc2626;
}

.form-validation-summary.has-warnings li {
  color: #d97706;
}