/* ==========================================================================
   CosteSoftware — Home & Scalable Catalog Styles
   Aislamiento CSS para Portada (ES / EN) en Staging
   Principios: Impeccable (jerarquía y accesibilidad), Taste (composición editorial),
   Emil (micro-interacciones sutiles). Compatible WCAG AA y Dark Mode nativo.
   ========================================================================== */

/* Grupo de catálogo por problema / tarea */
.site-footer p { color: #c5d1e0 !important; }
.catalog-group {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.section-heading + .catalog-group {
  margin-top: 1.5rem;
  padding-top: 0;
  border-top: none;
}

.catalog-group__header {
  margin-bottom: 1.5rem;
}

.catalog-group__title {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.catalog-group__desc {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 48rem;
  line-height: 1.5;
}

/* Badges semánticos para diferenciar Calculadora interactiva vs Guía técnica */
.content-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  width: fit-content;
}

.content-badge--interactive {
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}

.content-badge--interactive .badge-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--accent);
}

.content-badge--guide {
  background: color-mix(in srgb, var(--signal) 12%, var(--surface));
  color: var(--signal);
  border: 1px solid color-mix(in srgb, var(--signal) 25%, transparent);
}

.content-badge--guide .badge-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--signal);
}

.content-badge--tax {
  background: color-mix(in srgb, #6366f1 12%, var(--surface));
  color: #4f46e5;
  border: 1px solid color-mix(in srgb, #6366f1 25%, transparent);
}

.content-badge--tax .badge-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: #6366f1;
}

/* Grid para sección de Guías técnicas */
.guides-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

@media (max-width: 56rem) {
  .guides-grid {
    grid-template-columns: 1fr;
  }
}

.guide-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 4px 16px rgb(20 36 58 / 4%);
  transition: box-shadow 0.2s cubic-bezier(.2,.8,.2,1), border-color 0.2s cubic-bezier(.2,.8,.2,1);
}

.guide-card:hover {
  transform: none;
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  box-shadow: 0 8px 24px rgb(20 36 58 / 8%);
}

.guide-card h3 {
  margin: 0.75rem 0 0.5rem;
  font-size: 1.2rem;
  line-height: 1.35;
  color: var(--text);
}

.guide-card p {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.55;
  flex-grow: 1;
}

.guide-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.guide-card__action { margin-top: 1rem; }
.guide-card__cta { width: 100%; text-align: center; }
@media (max-width: 38rem) {
  .guide-card__footer { flex-wrap: wrap; gap: 0.5rem; }
}

/* Pulido de navegación accesible */
.desktop-nav a.nav-link--active {
  color: var(--accent);
  border-bottom: 2px solid var(--accent);
}

.mobile-nav summary {
  user-select: none;
  transition: background-color 0.15s cubic-bezier(.2,.8,.2,1), border-color 0.15s cubic-bezier(.2,.8,.2,1);
}

.mobile-nav summary:hover {
  background: var(--surface-subtle);
  border-color: var(--accent);
}

.mobile-nav[open] summary {
  background: var(--surface-subtle);
  border-color: var(--accent);
}

.mobile-nav nav a {
  border-radius: 0.4rem;
  transition: background-color 0.15s cubic-bezier(.2,.8,.2,1), color 0.15s cubic-bezier(.2,.8,.2,1);
}

.mobile-nav nav a:hover {
  background: color-mix(in srgb, var(--accent) 8%, var(--surface));
  color: var(--accent);
}

/* Respeto a usuarios con sensibilidad a movimiento */
@media (prefers-reduced-motion: reduce) {
  .guide-card,
  .tool-card,
  .mobile-nav summary,
  .mobile-nav nav a {
    transition: none !important;
    transform: none !important;
  }
}

/* Ajustes de Dark Mode para badges de home */
@media (prefers-color-scheme: dark) {
  .content-badge--tax {
    color: #a5b4fc;
    background: color-mix(in srgb, #6366f1 20%, var(--surface));
    border-color: color-mix(in srgb, #6366f1 40%, transparent);
  }
  .guide-card {
    background: color-mix(in srgb, var(--surface) 95%, #ffffff);
    box-shadow: 0 4px 16px rgb(0 0 0 / 25%);
  }
  .guide-card:hover {
    box-shadow: 0 8px 24px rgb(0 0 0 / 35%);
  }
}