/* =========================================================
   BASE.CSS
   Reset ligero + tipografía base + accesibilidad.
   ========================================================= */

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

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

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

body {
  margin: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: var(--lh-heading);
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
  letter-spacing: 0.01em;
}

p {
  margin: 0 0 var(--space-sm);
}

p:last-child {
  margin-bottom: 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* Foco visible consistente para accesibilidad con teclado */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-text);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

::selection {
  background: var(--color-text);
  color: var(--color-bg);
}