/* ============================================================
   BASE — reset, tipografía raíz, primitivas de layout
   Todo valor viene de tokens.css. Cero valores arbitrarios.
   ============================================================ */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: var(--step-0);
  font-weight: 400;
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
}

ul[class], ol[class] {
  list-style: none;
  padding: 0;
}

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

img {
  height: auto;
}

em {
  font-style: italic;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

::selection {
  background: var(--vino-700);
  color: var(--paper);
}

/* --- Foco: visible, nunca suprimido ------------------------ */
:focus {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* --- Primitivas ------------------------------------------- */

.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
  padding: var(--space-2xs) var(--space-s);
  background: var(--ink);
  color: var(--paper);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transform: translateY(-120%);
  transition: transform var(--dur) var(--ease);
}

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

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

/* Etiqueta de sección: el acento, en su forma más concentrada */
.eyebrow {
  font-family: var(--font-text);
  font-size: var(--step--1);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

/* --- Ritmo de sección -------------------------------------- */
.section {
  position: relative;
  padding-block: var(--section-y);
  padding-inline: var(--gutter);
}

.section--lg {
  padding-block: var(--section-y-lg);
}

.shell {
  width: 100%;
  max-width: 82rem;
  margin-inline: auto;
}

/* --- Entrada al viewport ----------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity var(--dur-reveal) var(--ease-out),
    transform var(--dur-reveal) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}