/* Importa las utilidades de Tailwind CSS */
@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
  --container-max: 1200px;
  --brand-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Base */
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  padding-top: env(safe-area-inset-top);
}

/* Global focus visible */
:where(a, button, [role="button"], input, select, textarea):focus-visible {
  outline: 2px solid #2563EB;
  outline-offset: 2px;
}

/* Container utility */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 2rem; }

@media (max-width: 768px) {
  .container { padding: 0 1rem; }
}

/*
  Estilos específicos para impresión del canvas.
  Estos estilos aseguran que solo el contenido del canvas se imprima
  correctamente, sin elementos de la interfaz.
*/
@media print {
  /* Ocultar todo excepto el contenido de impresión */
  body * {
    visibility: hidden;
  }
  
  /* Mostrar solo elementos con la clase print-area */
  .print-area,
  .print-area * {
    visibility: visible;
  }
  
  /* Configuración de página para impresión de tarjetas */
  @page {
    size: A4;
    margin: 1cm;
  }
  
  /* Estilos específicos para canvas en impresión */
  .print-canvas {
    max-width: 8.56cm !important;
    max-height: 5.398cm !important;
    width: auto !important;
    height: auto !important;
    page-break-inside: avoid;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/*
  Estilos para modales de configuración y plantillas.
  Proporciona una apariencia consistente y profesional.
*/
.modal-overlay {
  backdrop-filter: blur(4px);
}

.template-option:hover {
  transform: translateY(-2px);
  transition: all 0.2s ease-in-out;
}

.template-option.selected {
  border-color: #3b82f6;
  background-color: #eff6ff;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

/*
  Estilos para la barra de menú superior.
  Asegura que los menús sean accesibles y visualmente atractivos.
*/
.menu-dropdown {
  min-width: 200px;
  max-height: 400px;
  overflow-y: auto;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  border-radius: 6px;
}

.menu-option:focus {
  outline: none;
  background-color: #f3f4f6;
}

/*
  Responsive design para dispositivos móviles.
  Los menús se adaptan a pantallas pequeñas.
*/
@media (max-width: 768px) {
  .menu-dropdown {
    min-width: 180px;
    font-size: 14px;
  }
  
  .menu-button {
    padding: 8px 12px;
    font-size: 14px;
  }
}

/*
  Animaciones suaves para mejor experiencia de usuario.
*/
.menu-dropdown {
  animation: fadeIn 0.15s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*
  Estilos para iconos y elementos visuales.
*/
.modal-header-icon {
  display: inline-block;
  margin-right: 8px;
  font-size: 1.2em;
}

/*
  Accesibilidad: asegurar que los elementos interactivos
  tengan suficiente contraste y sean fáciles de usar.
*/
.menu-option:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.menu-option:not(:disabled):hover {
  background-color: #f9fafb;
  transition: background-color 0.15s ease;
}

/*
  Estilos para campos de formulario en modales.
*/
.form-input {
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/*
  Clases utility para espaciado y diseño consistente.
*/
.modal-content {
  max-width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
}

.button-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  transition: all 0.2s ease;
}

.button-primary:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59,130,246,.3);
}

.button-secondary {
  transition: all .2s ease;
}

.button-secondary:hover {
  background-color: #f3f4f6;
  transform: translateY(-1px);
}

/* App navigation - Rust migration polish */
.nav-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid #e2e8f0;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(14px);
}

.nav-container {
  max-width: 1280px;
  min-height: 64px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-link,
.nav-link {
  color: #172033;
  text-decoration: none;
}

.logo-carddesigner {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 900;
}

.logo-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: #0f172a;
  color: white;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.logo-text {
  font-size: 0.98rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link,
.nav-menu button.nav-link {
  width: auto;
  min-height: 38px;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  color: #334155;
  background: transparent;
  border: 0;
  font-weight: 750;
  font-size: 0.9rem;
  cursor: pointer;
}

.nav-link:hover,
.nav-menu button.nav-link:hover {
  background: #f1f5f9;
  color: #0f172a;
}

.nav-button {
  width: auto;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1rem;
  border-radius: 9px;
  background: #0f172a;
  color: white;
  text-decoration: none;
  font-weight: 850;
  font-size: 0.9rem;
  border: 0;
  cursor: pointer;
}

.nav-button:hover {
  background: #1e293b;
}

.nav-toggle {
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid #cbd5e1;
  border-radius: 9px;
  background: #fff;
  display: none;
  place-items: center;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 3px auto;
  background: #0f172a;
}

.desktop-only {
  display: flex;
}

.mobile-only {
  display: none;
}

@media (max-width: 760px) {
  .desktop-only {
    display: none;
  }

  .mobile-only.nav-toggle {
    display: grid;
  }

  .nav-menu.mobile-only {
    display: none;
  }

  .nav-menu.mobile-only.nav-menu-open {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.75rem 1rem 1rem;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 18px 30px rgba(15, 23, 42, 0.12);
  }

  .nav-menu.mobile-only .nav-link,
  .nav-menu.mobile-only .nav-button {
    width: 100%;
    justify-content: flex-start;
  }
}

html,
body {
  overflow-x: hidden;
}