/* Variables CSS para temas - Mejoradas */
:root {
  /* Colores modo claro - Paleta más profesional */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-tertiary: #94a3b8;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --accent-light: #dbeafe;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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);

  /* Tipografía mejorada */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Inter", sans-serif;
  --font-size-base: 16px;
  --line-height: 1.7;
  --letter-spacing: -0.02em;

  /* Espaciado sistemático */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;

  /* Bordes */
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 16px;

  /* Transiciones */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  --gradient-secondary: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  --gradient-hero: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #60a5fa 100%);
}

/* Tema oscuro mejorado */
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-tertiary: #94a3b8;
  --accent-color: #60a5fa;
  --accent-hover: #3b82f6;
  --accent-light: #1e3a8a;
  --border-color: #334155;
  --border-light: #1e293b;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

/* ===== SISTEMA DE MODALES PERSONALIZADO ===== */
.modal-system {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10005; /* Sobre los 10003 de los tooltips*/
  pointer-events: none;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: all;
}

.custom-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: var(--bg-primary);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-xl);
  max-width: 90%;
  width: 400px;
  max-height: 90vh;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  z-index: 10001;
  border: 1px solid var(--border-color);
}

.custom-modal.active {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: all;
}

.custom-modal.small {
  width: 300px;
}

.custom-modal.medium {
  width: 500px;
}

.custom-modal.large {
  width: 700px;
}

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

.modal-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-sm);
}

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

.modal-body {
  padding: var(--spacing-md);
  max-height: 60vh;
  overflow-y: auto;
}

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

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

.modal-footer .btn {
  min-width: 80px;
}

/* Modal de carga */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-md);
}

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

/* ===== SISTEMA DE TOOLTIPS ===== */
.tooltip-system {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10002;
  pointer-events: none;
}

.tooltip {
  position: absolute;
  background: var(--gray-800);
  color: white;
  /* padding: var(--spacing-sm) var(--spacing-md); */
  padding: 6px;
  border-radius: var(--border-radius-sm);
  font-size: 0.875rem;
  line-height: 1.4;
  max-width: 250px;
  width: max-content;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.2s ease;
  pointer-events: none;
  z-index: 10003;
}

.tooltip.active {
  opacity: 1;
  transform: translateY(0);
}

.tooltip::before {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-style: solid;
}

/* Posiciones del tooltip */
.tooltip.top {
  transform: translateY(10px);
}

.tooltip.top.active {
  transform: translateY(0);
}

.tooltip.top::before {
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 6px 6px 0 6px;
  border-color: var(--gray-800) transparent transparent transparent;
}

.tooltip.bottom {
  transform: translateY(-10px);
}

.tooltip.bottom.active {
  transform: translateY(0);
}

.tooltip.bottom::before {
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 0 6px 6px 6px;
  border-color: transparent transparent var(--gray-800) transparent;
}

.tooltip.left {
  transform: translateX(10px);
}

.tooltip.left.active {
  transform: translateX(0);
}

.tooltip.left::before {
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px 0 6px 6px;
  border-color: transparent transparent transparent var(--gray-800);
}

.tooltip.right {
  transform: translateX(-10px);
}

.tooltip.right.active {
  transform: translateX(0);
}

.tooltip.right::before {
  left: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px 6px 6px 0;
  border-color: transparent var(--gray-800) transparent transparent;
}

/* Tema oscuro para tooltips */
[data-theme="dark"] .tooltip {
  background: var(--gray-200);
  color: var(--gray-800);
}

[data-theme="dark"] .tooltip.top::before {
  border-color: var(--gray-200) transparent transparent transparent;
}

[data-theme="dark"] .tooltip.bottom::before {
  border-color: transparent transparent var(--gray-200) transparent;
}

[data-theme="dark"] .tooltip.left::before {
  border-color: transparent transparent transparent var(--gray-200);
}

[data-theme="dark"] .tooltip.right::before {
  border-color: transparent var(--gray-200) transparent transparent;
}

/* Clases utilitarias para tooltips */
.has-tooltip {
  position: relative;
  cursor: help;
}

/* Responsive */
@media (max-width: 768px) {
  .custom-modal {
    width: 95% !important;
    /* margin: var(--spacing-sm);  Rompe el estilo */
  }

  .modal-footer {
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }

  .tooltip {
    max-width: 200px;
    font-size: 0.8rem;
  }
}