/* ============================================================
   NMS ENGINE — COMPONENTES GLOBALES
   Un único origen por componente. Se reutiliza en todas las páginas.
   ============================================================ */

/* --- Signature element: blueprint schematic -----------------------
   "NMS Engine" se lee como maquinaria de software. El lenguaje visual
   toma prestado el plano técnico: retícula fina, esquinas de plano
   (corner brackets), líneas discontinuas de medición y anotaciones
   en monoespaciada — no un blob de gradiente genérico de SaaS.       */
.module-grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--c-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 60% 30%, black 40%, transparent 85%);
}
.module-grid-bg.on-dark {
  background-image:
    linear-gradient(var(--c-grid-line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-grid-line-dark) 1px, transparent 1px);
}
.module-node {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
  opacity: 0.55;
}
.on-dark .module-node { background: var(--c-blueprint-accent); }

/* Corner brackets — marco de plano técnico, usado en el hero visual
   y en tarjetas destacadas. Cuatro esquinas en forma de "]["         */
.blueprint-frame { position: relative; }
.blueprint-frame::before,
.blueprint-frame::after,
.blueprint-frame .corner-tl,
.blueprint-frame .corner-br {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--c-blueprint-accent);
}
.blueprint-frame::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.blueprint-frame::after  { bottom: -1px; right: -1px; border-left: none; border-top: none; }

/* Anotación mono estilo plano ("// v2.1.0", "STATUS: STABLE") */
.blueprint-tag {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--c-blueprint-accent);
  opacity: 0.85;
  white-space: nowrap;
}
.blueprint-dash {
  position: absolute;
  border-top: 1px dashed var(--c-graphite-line);
}

/* --- Buttons ---------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  min-height: 44px;
}
.btn-primary { background: var(--c-primary); color: var(--c-white); }
.btn-primary:hover { background: var(--c-primary-hover); transform: translateY(-1px); }
.btn-secondary { background: transparent; color: var(--c-ink); border-color: var(--c-line); }
.btn-secondary:hover { border-color: var(--c-primary); color: var(--c-primary); }
.btn-block { width: 100%; }

/* --- Badge -------------------------------------------------------*/
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  color: var(--c-ink-soft);
  background: var(--c-white);
}
.badge-free {
  color: var(--c-primary);
  border-color: rgba(0,65,181,0.25);
  background: rgba(0,65,181,0.06);
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-success); }

/* --- Header ------------------------------------------------------*/
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-line);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-lg);
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo .logo-mark {
  width: 22px; height: 22px;
  border: 1.5px solid var(--c-primary);
  border-radius: 4px;
  position: relative;
}
.logo .logo-mark::after {
  content: "";
  position: absolute; inset: 4px;
  background: var(--c-primary);
  border-radius: 1px;
}
.nav-links { display: flex; gap: var(--sp-6); list-style: none; margin: 0; padding: 0; }
.nav-links a { font-size: var(--fs-sm); color: var(--c-ink-soft); transition: color var(--dur-fast) var(--ease); }
.nav-links a:hover { color: var(--c-ink); }
.nav-cta { display: flex; align-items: center; gap: var(--sp-4); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
}

/* --- Footer --------------------------------------------------------*/
.site-footer {
  background: var(--c-ink);
  color: rgba(255,255,255,0.7);
  padding: var(--sp-12) 0 var(--sp-6);
  position: relative;
  overflow: hidden;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--sp-8);
  position: relative;
}
.footer-grid h4 { color: var(--c-white); font-size: var(--fs-sm); text-transform: uppercase; letter-spacing: 0.06em; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--sp-3); }
.footer-grid a { color: rgba(255,255,255,0.65); font-size: var(--fs-sm); }
.footer-grid a:hover { color: var(--c-white); }
.footer-bottom {
  margin-top: var(--sp-10);
  padding-top: var(--sp-5);
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.45);
}
@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* --- Product Card (usado en Home, Products, búsqueda, relacionados) */
.product-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  background: var(--c-white);
  transition: border-color var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
  height: 100%;
  position: relative;
}
.product-card::before, .product-card::after {
  content: "";
  position: absolute;
  width: 10px; height: 10px;
  border: 1.5px solid var(--c-primary);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease);
}
.product-card::before { top: 6px; left: 6px; border-right: none; border-bottom: none; }
.product-card::after { bottom: 6px; right: 6px; border-left: none; border-top: none; }
.product-card:hover::before, .product-card:hover::after { opacity: 1; }
.product-card:hover { border-color: var(--c-primary); transform: translateY(-2px); }
.product-card .card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-4); }
.product-card .card-logo {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--c-surface);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--c-primary);
}
.product-card h3 { font-size: var(--fs-xl); margin-bottom: var(--sp-2); }
.product-card .card-desc { font-size: var(--fs-sm); flex-grow: 1; }
.product-card .card-meta {
  display: flex; gap: var(--sp-4);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-ink-soft);
  margin: var(--sp-4) 0;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--c-line);
}
.product-card .card-actions { display: flex; gap: var(--sp-2); margin-top: var(--sp-2); }
.product-card .card-actions .btn { flex: 1; padding: 10px 14px; font-size: var(--fs-xs); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 960px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .product-grid { grid-template-columns: 1fr; } }

/* --- Filter bar ------------------------------------------------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-bottom: var(--sp-8); }
.filter-pill {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  background: var(--c-white);
  cursor: pointer;
  color: var(--c-ink-soft);
  transition: all var(--dur-fast) var(--ease);
  min-height: 36px;
}
.filter-pill:hover { border-color: var(--c-primary); color: var(--c-primary); }
.filter-pill.active { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-white); }

.search-input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  margin-bottom: var(--sp-5);
}
.search-input:focus { border-color: var(--c-primary); }

/* --- Section utilities -------------------------------------------*/
.section { padding: var(--sp-16) 0; }
.section-alt { background: var(--c-surface); }
.section-head { max-width: 640px; margin-bottom: var(--sp-10); }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }