/* =====================================================================
   NEXOYOGA — Base: reset mínimo y elementos HTML
   ===================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-read);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main { flex: 1; }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-4);
  color: var(--color-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: -.01em;
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); font-weight: var(--fw-black); letter-spacing: -.02em; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: var(--lh-snug); }
h4 { font-size: var(--fs-h4); line-height: var(--lh-snug); }

p, ul, ol, dl, blockquote, figure, table, pre { margin: 0 0 var(--space-4); }

a {
  color: var(--color-link);
  text-decoration-thickness: 1px;
  text-underline-offset: .18em;
  transition: color var(--dur) var(--ease);
}
a:hover { color: var(--color-link-hover); text-decoration-thickness: 2px; }

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

strong, b { font-weight: var(--fw-bold); color: var(--color-heading); }

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

hr {
  border: 0;
  height: 1px;
  margin: var(--space-7) 0;
  background: var(--line);
}

small { font-size: var(--fs-sm); }

::selection { background: var(--coral-100); color: var(--ink); }

/* Texto solo para lectores de pantalla */
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Enlace "saltar al contenido" (accesibilidad con teclado) */
.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: #fff;
}
.skip-link:focus { top: var(--space-4); color: #fff; }