/* ==========================================================================
   Base — reset, tipografía, layout y accesibilidad. Sin componentes.
   ========================================================================== */

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

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

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* `display` de los componentes pisa el hidden nativo; esta regla lo restituye. */
[hidden] {
  display: none !important;
}

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

img {
  height: auto;
}

/* ── Jerarquía tipográfica ─────────────────────────────────────────────── */
h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: -0.015em;
  text-wrap: balance;
}

h1 {
  font-size: var(--text-display);
}
h2 {
  font-size: var(--text-2xl);
}
h3 {
  font-size: var(--text-xl);
}
h4 {
  font-size: var(--text-lg);
}

p {
  margin: 0;
  max-width: var(--measure);
}

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

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

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

/* Precios y cantidades: ancho de dígito fijo para que no salte el layout. */
.tabular {
  font-variant-numeric: tabular-nums;
}

.muted {
  color: var(--color-muted-foreground);
}

.eyebrow {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-primary-text);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ── Layout ────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--space-8);
}

@media (min-width: 768px) {
  .section {
    padding-block: var(--space-9);
  }
}

.section-head {
  margin-bottom: var(--space-6);
}

.section-head p {
  margin-top: var(--space-2);
  color: var(--color-muted-foreground);
}

.grid-cards {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .grid-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ── Accesibilidad ─────────────────────────────────────────────────────── */
:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid var(--color-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  z-index: var(--z-toast);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  color: var(--color-foreground);
  border-radius: var(--radius-sm);
  box-shadow: var(--glass-shadow);
  font-weight: 700;
  transform: translateY(-200%);
  transition: transform var(--duration) var(--ease-out);
}

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

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

.icon {
  width: 1.25em;
  height: 1.25em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* El sprite de iconos se inyecta al final del body; nunca debe ocupar espacio. */
#icon-sprite {
  display: none;
}

/* ── Movimiento reducido ───────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}