/* base.css — reset, tipografía base y utilidades globales */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 1rem);
  scroll-behavior: smooth;
}
html.is-locked { overflow: hidden; }

body {
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; padding: 0; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.12; }
p { text-wrap: pretty; }
::selection { background: var(--gold-400); color: var(--blue-950); }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: var(--r-xs); }

.container { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
.section { padding-block: var(--section-y); }
.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: .75rem; left: .75rem; z-index: 999;
  background: var(--gold-400); color: var(--blue-950); font-weight: 700;
  padding: .7rem 1.1rem; border-radius: var(--r-sm);
  transform: translateY(-200%); transition: transform var(--dur-2) var(--ease-out);
}
.skip-link:focus { transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-delay: 0ms !important;
    animation-iteration-count: 1 !important; transition-duration: .01ms !important;
  }
}