/* Bloque CTA · Diagnóstico gratuito
   Componente independiente para artículos informativos y páginas de servicio.
   Estética "Technical Minimalism": fondo Obsidian Charcoal, acentos Neon Emerald,
   retícula fina, tipografía mono para las etiquetas y cero dependencias externas.

   Uso:
     <link rel="stylesheet" href="assets/css/cta-diagnostico.css">
     <aside class="cta-dx" aria-labelledby="cta-dx-title"> ... </aside>

   Contraste verificado sobre #101512:
     #10B981 (7,3:1) · #A6B3AC (8,5:1) · #0A0F0C sobre #10B981 (7,3:1) */

.cta-dx {
  --cta-bg: #101512;
  --cta-surface: #141b17;
  --cta-line: rgba(16, 185, 129, .22);
  --cta-line-soft: rgba(255, 255, 255, .08);
  --cta-emerald: #10B981;
  --cta-emerald-soft: rgba(16, 185, 129, .10);
  --cta-ink: #0A0F0C;
  --cta-text: #E7EDEA;
  --cta-muted: #A6B3AC;
  position: relative;
  margin-block: clamp(56px, 8vw, 96px);
  padding: clamp(24px, 4vw, 40px);
  overflow: hidden;
  border: 1px solid var(--cta-line);
  border-radius: 12px;
  background-color: var(--cta-bg);
  color: var(--cta-text);
  isolation: isolate;
}

/* Retícula técnica: dos capas de líneas de 1px, sin imágenes ni peticiones extra. */
.cta-dx::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--cta-line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--cta-line-soft) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .85), transparent 78%);
}

.cta-dx__inner {
  position: relative;
  max-width: 1120px;
  margin-inline: auto;
}

.cta-dx__layout {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.cta-dx__signal {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  padding: 6px 12px;
  border: 1px solid var(--cta-line);
  border-radius: 999px;
  background: var(--cta-emerald-soft);
  color: var(--cta-emerald);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.cta-dx__dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cta-emerald);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, .18);
}

.cta-dx__title {
  max-width: 22ch;
  margin: 0 0 16px;
  color: var(--cta-text);
  font-size: clamp(1.6rem, 1.1rem + 2vw, 2.35rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.cta-dx__text {
  max-width: 58ch;
  margin: 0 0 22px;
  color: var(--cta-muted);
  line-height: 1.65;
}

.cta-dx__list {
  display: grid;
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.cta-dx__list li {
  position: relative;
  padding-left: 26px;
  color: var(--cta-muted);
  font-size: .95rem;
  line-height: 1.55;
}

.cta-dx__list li::before {
  content: "";
  position: absolute;
  top: .55em;
  left: 0;
  width: 12px;
  height: 1px;
  background: var(--cta-emerald);
}

.cta-dx__list strong {
  color: var(--cta-text);
  font-weight: 700;
}

.cta-dx__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cta-dx__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}

.cta-dx__btn--primary {
  background: var(--cta-emerald);
  color: var(--cta-ink);
}

.cta-dx__btn--primary:hover {
  background: #34D399;
}

.cta-dx__btn--ghost {
  border-color: var(--cta-line-soft);
  background: rgba(255, 255, 255, .04);
  color: var(--cta-text);
}

.cta-dx__btn--ghost:hover {
  border-color: var(--cta-emerald);
  color: var(--cta-emerald);
}

.cta-dx__btn:focus-visible {
  outline: 3px solid var(--cta-emerald);
  outline-offset: 3px;
}

.cta-dx__note {
  margin: 18px 0 0;
  color: var(--cta-muted);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: .78rem;
  line-height: 1.6;
}

/* Columna técnica: el flujo de información que xde-T aplica a cada proyecto. */
.cta-dx__panel {
  padding: 20px;
  border: 1px solid var(--cta-line-soft);
  border-radius: 10px;
  background: var(--cta-surface);
}

.cta-dx__panel-title {
  margin: 0 0 16px;
  color: var(--cta-muted);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.cta-dx__flow {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: cta-step;
}

.cta-dx__flow li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--cta-line-soft);
  color: var(--cta-text);
  font-size: .92rem;
  font-weight: 600;
  line-height: 1.45;
  counter-increment: cta-step;
}

.cta-dx__flow li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.cta-dx__flow li::before {
  content: "0" counter(cta-step);
  color: var(--cta-emerald);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: .78rem;
  font-weight: 700;
}

.cta-dx__panel-foot {
  margin: 18px 0 0;
  color: var(--cta-muted);
  font-size: .82rem;
  line-height: 1.55;
}

@media (min-width: 900px) {
  .cta-dx__layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  }
}

/* Evita el desplazamiento lateral en contenedores estrechos o en artículos embebidos. */
@media (max-width: 420px) {
  .cta-dx {
    padding: 22px 18px;
  }

  .cta-dx__btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta-dx__btn {
    transition: none;
  }
}

@media print {
  .cta-dx {
    border-color: #999;
    background: #fff;
    color: #000;
  }

  .cta-dx::before {
    display: none;
  }

  .cta-dx__title,
  .cta-dx__list strong,
  .cta-dx__flow li {
    color: #000;
  }

  .cta-dx__text,
  .cta-dx__list li,
  .cta-dx__note,
  .cta-dx__panel-title,
  .cta-dx__panel-foot {
    color: #333;
  }

  .cta-dx__actions {
    display: none;
  }
}