/* ==========================================================================
   components.css — Capa 4: Piezas reutilizables (BEM)
   --------------------------------------------------------------------------
   Un bloque = una responsabilidad. Se extienden con modificadores, nunca
   sobrescribiéndolos desde sections.css.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Utilidades mínimas (solo las que se usan más de una vez)
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.svg-sprite {
  display: none;
}

/* --------------------------------------------------------------------------
   Bloque: skip-link
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: var(--space-2xs);
  left: var(--space-2xs);
  z-index: var(--z-skip);
  padding: var(--space-2xs) var(--space-sm);
  background-color: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform var(--motion-fast) var(--ease-out);
}

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

/* --------------------------------------------------------------------------
   Bloque: icon (consume el sprite SVG del documento)
   -------------------------------------------------------------------------- */
.icon {
  width: var(--icon-size, 1.5rem);
  height: var(--icon-size, 1.5rem);
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* --------------------------------------------------------------------------
   Bloque: brand
   -------------------------------------------------------------------------- */
.brand {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-target);
  gap: var(--space-2xs);
  color: var(--color-text-heading);
  font-weight: var(--weight-bold);
  font-size: var(--text-md);
  letter-spacing: var(--tracking-tight);
  text-decoration: none;
}

/* El logotipo es un PNG monocromo usado como MÁSCARA: la imagen aporta la
   forma (su canal alfa) y el color lo pone CSS. Así cambiar --brand-heading
   en tokens.css también repinta el logo. Un <img> con filter: invert() se
   quedaría con un blanco fijo, ajeno al sistema de tokens. */
.brand__mark {
  width: 2.25rem;
  height: 2.25rem;
  flex: none;
  background-color: var(--color-text-heading);
  -webkit-mask: url("/assets/img/logo.webp") center / contain no-repeat;
  mask: url("/assets/img/logo.webp") center / contain no-repeat;
}

.brand__name > span {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Bloque: site-nav
   Sin JavaScript la lista queda siempre visible y utilizable. El plegado en
   móvil solo se activa cuando <html> lleva data-js.
   -------------------------------------------------------------------------- */
.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3xs) var(--space-sm);
}

.site-nav__link {
  display: flex;
  align-items: center;
  min-height: var(--tap-target);
  padding-inline: var(--space-2xs);
  color: var(--color-text-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--motion-fast) var(--ease-out);
}

.site-nav__link:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Bloque: nav-toggle
   -------------------------------------------------------------------------- */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: var(--tap-target);
  height: var(--tap-target);
  margin-left: auto;
  color: var(--color-text-heading);
  border: var(--border-width) solid var(--color-border-strong);
  border-radius: var(--radius-sm);
}

.nav-toggle__close,
.nav-toggle[aria-expanded="true"] .nav-toggle__open {
  display: none;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__close {
  display: block;
}

/* Comportamiento plegable: solo con JS disponible */
[data-js] .nav-toggle {
  display: inline-flex;
}

[data-js] .site-nav {
  display: none;
  width: 100%;
}

[data-js] .site-nav[data-open] {
  display: block;
  padding-block: var(--space-2xs) var(--space-sm);
}

[data-js] .site-nav[data-open] .site-nav__list {
  flex-direction: column;
  gap: var(--space-3xs);
}

/* La barra horizontal completa solo cabe desde 1024px: por debajo, hamburguesa */
@media (min-width: 1024px) {
  [data-js] .nav-toggle {
    display: none;
  }

  [data-js] .site-nav,
  [data-js] .site-nav[data-open] {
    display: block;
    width: auto;
    padding-block: 0;
  }

  [data-js] .site-nav[data-open] .site-nav__list {
    flex-direction: row;
    gap: var(--space-3xs) var(--space-sm);
  }
}

/* --------------------------------------------------------------------------
   Bloque: btn
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  min-height: var(--tap-target);
  padding: var(--space-2xs) var(--space-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  text-align: center;
  text-decoration: none;
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-sm);
  transition: transform var(--motion-fast) var(--ease-out),
    opacity var(--motion-fast) var(--ease-out);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-on-accent);
  box-shadow: var(--shadow-accent);
}

.btn--ghost {
  color: var(--color-text-heading);
  border-color: var(--color-border-strong);
}

.btn--ghost:hover {
  border-color: var(--color-accent-line);
  color: var(--color-accent);
}

.btn--lg {
  min-height: 3.25rem;
  padding-inline: var(--space-lg);
  font-size: var(--text-base);
}

.btn--block {
  width: 100%;
}

/* --------------------------------------------------------------------------
   Bloque: badge
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  padding: var(--space-3xs) var(--space-xs);
  background-color: var(--color-accent-soft);
  border: var(--border-width) solid var(--color-accent-line);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.badge--muted {
  background-color: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Bloque: eyebrow (antetítulo de sección)
   -------------------------------------------------------------------------- */
.eyebrow {
  display: block;
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Bloque: card — único componente de tarjeta del sitio.
   Lo usan servicios, soluciones, compromisos y modelos de contratación.
   -------------------------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  height: 100%;
  padding: var(--space-md);
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--motion-base) var(--ease-out),
    border-color var(--motion-base) var(--ease-out);
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent-line);
}

.card__icon {
  --icon-size: 1.375rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  background-color: var(--color-accent-soft);
  border: var(--border-width) solid var(--color-accent-line);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.card__text {
  color: var(--color-text-body);
  font-size: var(--text-sm);
}

.card__footer {
  margin-top: auto;
  padding-top: var(--space-xs);
}

/* Modificador: tarjeta destacada (SIGESP) */
.card--feature {
  border-color: var(--color-accent-line);
  background-image: linear-gradient(
    160deg,
    var(--color-accent-soft),
    transparent 55%
  );
}

/* Modificador: tarjeta compacta sin elevación (compromisos) */
.card--flat {
  box-shadow: none;
  background-color: transparent;
}

/* --------------------------------------------------------------------------
   Bloque: feature-list — lista de puntos con marca de verificación
   -------------------------------------------------------------------------- */
.feature-list {
  display: grid;
  gap: var(--space-2xs);
  font-size: var(--text-sm);
}

.feature-list__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2xs);
  align-items: start;
}

.feature-list__icon {
  --icon-size: 1.125rem;
  margin-top: 0.2em;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Bloque: illus — ilustraciones de sección.
   Van en línea en el HTML, no como archivos .svg externos: un SVG externo no
   puede leer las custom properties del documento, y estas piezas tienen que
   repintarse con la marca igual que el resto. Mismo lenguaje de trazo que el
   sprite de iconos, para que se lean como una familia.
   -------------------------------------------------------------------------- */
.illus {
  display: block;
  width: 100%;
  height: auto;
  max-width: 26rem;
  margin-inline: auto;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.illus__panel {
  fill: var(--color-surface-raised);
  stroke: var(--color-border-strong);
  stroke-width: 1.5;
}

.illus__chip {
  fill: var(--color-accent-soft);
  stroke: var(--color-accent-line);
  stroke-width: 1.5;
}

.illus__line {
  fill: none;
  stroke: var(--color-border-strong);
  stroke-width: 1.5;
}

.illus__accent {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
}

.illus__ink {
  fill: var(--color-border-strong);
  stroke: none;
}

.illus__mark {
  fill: var(--color-accent);
  stroke: none;
}

/* --------------------------------------------------------------------------
   Bloque: stat — indicador de confianza
   -------------------------------------------------------------------------- */
.stat {
  padding: var(--space-md);
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
}

.stat__value {
  display: block;
  color: var(--color-text-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

.stat__label {
  display: block;
  margin-top: var(--space-3xs);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* --------------------------------------------------------------------------
   Bloque: step — fase de la metodología
   -------------------------------------------------------------------------- */
.step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-sm);
  padding-bottom: var(--space-lg);
}

.step:last-child {
  padding-bottom: 0;
}

/* Línea conectora entre fases */
.step:not(:last-child)::before {
  content: "";
  position: absolute;
  top: 2.75rem;
  bottom: var(--space-2xs);
  left: 1.375rem;
  width: var(--border-width);
  background-color: var(--color-border-strong);
}

.step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-accent-line);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  font-variant-numeric: tabular-nums;
}

.step__body > * + * {
  margin-top: var(--space-3xs);
}

.step__text {
  font-size: var(--text-sm);
  max-width: var(--measure);
}

@media (min-width: 1024px) {
  .step {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
    padding-bottom: 0;
  }

  .step:not(:last-child)::before {
    top: 1.375rem;
    right: calc(var(--space-md) * -1);
    bottom: auto;
    left: 3.25rem;
    width: auto;
    height: var(--border-width);
  }
}

/* --------------------------------------------------------------------------
   Bloque: tech-list — pastillas de tecnologías
   -------------------------------------------------------------------------- */
.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3xs) var(--space-2xs);
}

.tech-list__item {
  padding: var(--space-3xs) var(--space-2xs);
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
}

/* --------------------------------------------------------------------------
   Bloque: contact-card — enlace de contacto directo (sin backend)
   -------------------------------------------------------------------------- */
.contact-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2xs) var(--space-sm);
  align-items: center;
  min-height: var(--tap-target);
  padding: var(--space-md);
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: transform var(--motion-base) var(--ease-out),
    border-color var(--motion-base) var(--ease-out);
}

.contact-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent-line);
}

.contact-card__icon {
  --icon-size: 1.375rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  background-color: var(--color-accent-soft);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.contact-card__label {
  display: block;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.contact-card__value {
  display: block;
  color: var(--color-text-heading);
  font-weight: var(--weight-semibold);
  overflow-wrap: anywhere;
}

/* --------------------------------------------------------------------------
   Bloque: placeholder — marca visible de dato pendiente de completar
   -------------------------------------------------------------------------- */
.placeholder {
  padding-inline: var(--space-3xs);
  background-color: var(--color-accent-soft);
  border-bottom: var(--border-width-thick) dashed var(--color-accent-line);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.9em;
  overflow-wrap: anywhere;
}
