/**
 * base.css — Reset moderno + fundamentos tipográficos.
 * Consume las variables generadas en tokens.css. No contiene valores hardcode.
 */

/* ── Reset ───────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--size-header-h);
}

@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 {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  line-height: var(--font-line-height-normal);
  font-weight: var(--font-weight-regular);
  color: var(--color-semantic-text-primary);
  background-color: var(--color-semantic-bg-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button { cursor: pointer; background: none; border: none; }

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

ul, ol { list-style: none; }

:focus-visible {
  outline: 2px solid var(--color-semantic-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ── Fundamentos tipográficos ────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-family-serif);
  font-weight: var(--font-weight-regular);
  line-height: var(--font-line-height-tight);
  letter-spacing: var(--font-letter-spacing-tight);
  color: var(--color-semantic-text-primary);
}

p { max-width: 62ch; }

::selection {
  background: var(--color-semantic-accent);
  color: var(--color-semantic-text-inverse);
}