/* ==========================================================================
   Zeedatik — base: reinicio, tipografía, enlaces, foco, botones
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: var(--space-5);
  scrollbar-color: var(--color-ink-soft) var(--color-ground);
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-ground);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
  caret-color: var(--color-action);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--color-action);
  color: var(--color-on-action);
}

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

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

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
}

/* ---- Encabezados: 3 niveles visibles, todos con equilibrio de líneas ---- */
h1,
h2,
h3 {
  font-weight: var(--weight-strong);
  text-wrap: balance;
}

h1 {
  font-size: var(--text-display);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
}

h2 {
  font-size: var(--text-h2);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

h3 {
  font-size: var(--text-h3);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

p {
  text-wrap: pretty;
}

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

.text-soft {
  color: var(--color-ink-soft);
}

/* Frase de apertura de una sección: tamaño h3, peso normal, hasta ~25 palabras */
.lead {
  font-size: var(--text-h3);
  line-height: 1.3;
  letter-spacing: -0.015em;
  font-weight: var(--weight-regular);
  text-wrap: pretty;
}

/* ---- Enlaces: carbón con subrayado; el subrayado indica que se puede pulsar */
a {
  color: var(--color-action);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color var(--duration-state) ease;
}

a:active {
  color: var(--color-action-hover);
}

@media (hover: hover) and (pointer: fine) {
  a:hover {
    color: var(--color-action-hover);
    text-decoration-thickness: 2px;
  }
}

/* ---- Foco visible, siempre -------------------------------------------- */
:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

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

/* ---- Utilidades -------------------------------------------------------- */
.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}

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

.skip-link {
  position: absolute;
  inset-block-start: var(--space-2);
  inset-inline-start: var(--space-2);
  z-index: 10;
  padding: var(--space-3) var(--space-4);
  background: var(--color-ink);
  color: var(--color-ground);
  font-weight: var(--weight-strong);
  text-decoration: none;
  transform: translateY(-200%);
}

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

.skip-link:hover,
.skip-link:active {
  color: var(--color-ground);
}

/* Marca provisional para contenido que el dueño debe completar */
.pending {
  background: var(--color-pending);
  color: var(--color-ink);
  padding: 0 0.3em;
  font-weight: var(--weight-medium);
}

/* ---- Botones ----------------------------------------------------------
   Planos, esquinas rectas, un solo relleno. Estado pulsado: scale(.97). */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--control-height);
  padding: 0 var(--space-5);
  border: 0;
  border-radius: var(--radius-control);
  background: var(--color-action);
  color: var(--color-on-action);
  font: inherit;
  font-size: 1rem;
  font-weight: var(--weight-strong);
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: transform var(--duration-press) var(--ease-out),
    background-color var(--duration-state) ease,
    color var(--duration-state) ease;
}

.button:active {
  transform: scale(0.97);
  background: var(--color-action-hover);
  color: var(--color-on-action);
}

@media (hover: hover) and (pointer: fine) {
  .button:hover {
    background: var(--color-action-hover);
    color: var(--color-on-action);
    text-decoration: none;
  }
}

/* Secundario: paso de tono sobre el fondo, texto carbón */
.button--quiet {
  background: var(--color-ground-raised);
  color: var(--color-action);
}

.button--quiet:active {
  background: var(--color-ground-raised);
  color: var(--color-action-hover);
}

@media (hover: hover) and (pointer: fine) {
  .button--quiet:hover {
    background: var(--color-ground-raised);
    color: var(--color-action-hover);
  }
}

/* Dentro del campo oscuro de NextHelp: invertido */
.button--on-field {
  background: var(--color-on-field);
  color: var(--color-field);
}

.button--on-field:active {
  background: #ffffff;
  color: var(--color-field-deep);
}

@media (hover: hover) and (pointer: fine) {
  .button--on-field:hover {
    background: #ffffff;
    color: var(--color-field-deep);
  }
}

/* Texto con flecha dibujada (la fuente no incluye →) */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--weight-medium);
}

.text-link svg {
  width: 1em;
  height: 1em;
  flex: none;
  transition: transform var(--duration-state) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .text-link:hover svg {
    transform: translateX(3px);
  }
}

/* ---- Movimiento reducido: se quita el desplazamiento, se conserva el color */
@media (prefers-reduced-motion: reduce) {
  .button,
  .text-link svg {
    transition-property: background-color, color;
  }

  .button:active {
    transform: none;
  }

  .text-link:hover svg {
    transform: none;
  }
}