/* VGLIA — base.
   Fondo de la plataforma, elementos comunes y accesibilidad. */

html { height: 100%; }

body {
  min-height: 100%;
  margin: 0;
  color: var(--vglia-text-primary);
  background-color: var(--vglia-bg-950);
}

/* El fondo del área de trabajo: dos halos muy tenues sobre navy. Fijos, para
   que no se muevan con el scroll y no compitan con los datos. */
.app-backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58rem 40rem at 12% -8%, rgb(var(--vglia-blue-rgb) / 0.1), transparent 62%),
    radial-gradient(46rem 34rem at 92% 4%, rgb(var(--vglia-purple-rgb) / 0.07), transparent 60%),
    linear-gradient(180deg, var(--vglia-bg-900), var(--vglia-bg-950) 45%);
}

/* --- Enfoque de teclado --------------------------------------------------- */
/* Se estiliza el foco; no se elimina nunca. */

:focus { outline: none; }

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius-sm);
}

/* --- Saltar al contenido -------------------------------------------------- */

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  z-index: var(--z-toast);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--vglia-blue-500);
  color: #fff;
  font-weight: var(--weight-semibold);
  transform: translateY(-200%);
  transition: transform var(--transition-fast) var(--ease-out);
}

.skip-link:focus-visible { transform: translateY(0); }

/* --- Sólo para lectores de pantalla --------------------------------------- */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* --- Iconos --------------------------------------------------------------- */

.vg-icon {
  display: inline-block;
  vertical-align: middle;
  stroke-width: var(--icon-stroke);
  color: inherit;
}

/* --- Barras de scroll ----------------------------------------------------- */

* {
  scrollbar-width: thin;
  scrollbar-color: var(--vglia-surface-750) transparent;
}

*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background-color: var(--vglia-surface-750);
  border: 3px solid transparent;
  background-clip: content-box;
  border-radius: var(--radius-pill);
}
*::-webkit-scrollbar-thumb:hover { background-color: var(--vglia-surface-hover); }

/* --- Selección ------------------------------------------------------------ */

::selection {
  background: rgb(var(--vglia-cyan-rgb) / 0.3);
  color: var(--vglia-text-primary);
}

/* --- Enlaces de texto ----------------------------------------------------- */

.link {
  color: var(--vglia-cyan-300);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: rgb(var(--vglia-cyan-rgb) / 0.4);
  transition: color var(--transition-fast) var(--ease-out);
}

.link:hover { color: var(--vglia-cyan-400); text-decoration-color: currentColor; }

/* --- Separadores ---------------------------------------------------------- */

.divider {
  height: var(--border-width);
  border: 0;
  background: var(--vglia-border-subtle);
}