/* ============================================================
   BASE · reset ligero + fundamentos tipográficos
   ============================================================ */

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

* { margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: var(--t-base);
  line-height: var(--lh-normal);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100dvh;
  overflow-x: hidden;
}

/* Fondo con atmósfera muy sutil (aureola navy) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1100px 700px at 78% -8%, rgba(47,107,255,0.06), transparent 60%),
    radial-gradient(900px 600px at 0% 100%, rgba(47,107,255,0.04), transparent 55%),
    var(--bg);
  pointer-events: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
img, svg { display: block; max-width: 100%; }

/* --- Utilidad: etiqueta mono de instrumento -------------- */
.mono-label {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* --- Cifra tabular (datos) ------------------------------- */
.figure {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* --- Scrollbar discreta ---------------------------------- */
* { scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: var(--r-pill);
  border: 3px solid transparent;
  background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover { background: var(--text-faint); background-clip: padding-box; }

/* --- Accesibilidad: foco visible ------------------------- */
:focus-visible {
  outline: 2px solid var(--electric);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

/* --- Selección ------------------------------------------- */
::selection { background: var(--electric-soft); color: var(--text); }

/* --- Respeto a "reducir movimiento" ---------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}