/* ==========================================================================
   SISTEMA DE DISEÑO — ECOSISTEMA TECNOLÓGICO SOBERANO
   Estética: Profesional, Institucional, Soberanía Digital, Local-First
   Paleta: Fondo claro (#f0f4f8), Azul pizarra (#1e3a5f), Teal (#0f766e)
   ========================================================================== */

:root {
  /* Fondos primarios y secundarios */
  --bg-core:       #f0f4f8;
  --bg-surface:    #ffffff;
  --bg-card:       #ffffff;
  --bg-card-hover: #f8fafc;
  --bg-elevated:   #e2e8f0;

  /* Bordes y divisiones */
  --border-subtle: #e2e8f0;
  --border-strong: #cbd5e1;

  /* Tipografía */
  --text-primary:   #1e293b;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;
  --text-code:      #2279c0;

  /* Acentos profesionales */
  --accent-emerald:      #2279c0;   /* azul medio institucional */
  --accent-emerald-hover:#1a62a3;
  --accent-emerald-glow: rgba(34, 121, 192, 0.12);

  --accent-amber:      #b45309;     /* ámbar sobrio */
  --accent-amber-hover:#92400e;
  --accent-amber-glow: rgba(180, 83, 9, 0.10);

  --accent-cyan: #0369a1;           /* azul satélite */
  --accent-rose: #be185d;           /* rojo aviso */

  /* Fuentes */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Espaciado y radios */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-full: 9999px;

  --transition-fast:   0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* ── Aliases de retrocompatibilidad (manuales y estatuto) ── */
  --bg-principal:    var(--bg-core);
  --bg-card-legacy:  var(--bg-card);
  --bg-section-alt:  var(--bg-surface);
  --texto-main:      var(--text-primary);
  --texto-secundario:var(--text-secondary);
  --acento:          var(--accent-emerald);
  --acento-hover:    var(--accent-emerald-hover);
  --borde:           var(--border-subtle);
  --estado-exito:    var(--accent-emerald);
  --bg-codigo:       #f1f5f9;
  --texto-codigo:    var(--text-code);
  --accent-terracota:var(--accent-amber);
  --accent-glow:     var(--accent-amber-glow);
  --text-main:       var(--text-primary);
  --bg-dark:         var(--bg-elevated);
  --border-glow:     var(--border-strong);
  --danger:          var(--accent-rose);
  --warn:            var(--accent-amber);
  --line:            var(--border-subtle);
  --txt:             var(--text-primary);
  --bg:              var(--bg-core);
  --bg2:             var(--bg-surface);
  --card:            var(--bg-card);
}

/* ── Reset y box model ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  background-color: var(--bg-core);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Tipografía base ── */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.25;
}

h1, .font-mono {
  font-family: var(--font-mono);
}

p {
  color: var(--text-secondary);
  font-size: 0.96rem;
}

a {
  color: var(--accent-emerald);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-emerald-hover);
}

/* ── Contenedores globales ── */
.container {
  width: 92%;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.container-narrow {
  width: 92%;
  max-width: 860px;
  margin: 0 auto;
  position: relative;
}

.section-padding {
  padding: 72px 0;
}

@media (max-width: 768px) {
  .section-padding { padding: 48px 0; }
}

/* ── Barra de navegación ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 0;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.nav-brand img {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.nav-brand .accent {
  color: var(--accent-emerald);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-emerald);
}

/* Botón dentro de la barra de nav — evita que .nav-links a pise el color del btn */
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover,
.nav-links a.btn-primary:active {
  color: #ffffff;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1.1rem;
}

/* ── Botones ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent-emerald);
  color: #ffffff;
  box-shadow: 0 2px 8px var(--accent-emerald-glow);
}

.btn-primary:hover {
  background-color: var(--accent-emerald-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-emerald-glow);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn-outline:hover {
  background-color: var(--bg-elevated);
  border-color: var(--accent-emerald);
  color: var(--accent-emerald);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.78rem;
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.badge-emerald {
  background-color: rgba(15, 118, 110, 0.10);
  color: var(--accent-emerald);
  border: 1px solid rgba(15, 118, 110, 0.25);
}

.badge-amber {
  background-color: rgba(180, 83, 9, 0.10);
  color: var(--accent-amber);
  border: 1px solid rgba(180, 83, 9, 0.25);
}

.badge-cyan {
  background-color: rgba(3, 105, 161, 0.10);
  color: var(--accent-cyan);
  border: 1px solid rgba(3, 105, 161, 0.25);
}

.badge-rose {
  background-color: rgba(190, 24, 93, 0.10);
  color: var(--accent-rose);
  border: 1px solid rgba(190, 24, 93, 0.25);
}

.badge-muted {
  background-color: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

/* ── Tarjetas ── */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(30, 41, 59, 0.07), 0 1px 2px rgba(30, 41, 59, 0.05);
}

.card:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(30, 41, 59, 0.12), 0 2px 6px rgba(30, 41, 59, 0.07);
}

.card-tactical-border::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent-emerald);
}

.card-tactical-amber::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent-amber);
}

/* ── Grid del Catálogo de Productos ── */
.grid-ecosystem {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 36px;
}

.product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.product-features {
  list-style: none;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px dashed var(--border-subtle);
  padding-top: 16px;
}

.product-features li {
  font-size: 0.86rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-features li strong {
  color: var(--text-primary);
  font-weight: 500;
}

.product-features li::before {
  content: "▹";
  color: var(--accent-emerald);
  font-family: var(--font-mono);
}

.product-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: auto;
}

/* ── Hero Principal ── */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(160deg, #e8f4f8 0%, #ffffff 60%);
  position: relative;
  overflow: hidden;
}

/* Red de nodos SVG en el fondo del hero */
.hero-network {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 1;
  z-index: 0;
}

.hero-pill {
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  letter-spacing: -0.5px;
  margin-bottom: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.hero h1 .highlight {
  color: var(--accent-emerald);
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Filosofía / Banner colapsable ── */
.philosophy-banner {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-top: 48px;
  box-shadow: 0 2px 8px rgba(30, 41, 59, 0.07), 0 1px 2px rgba(30, 41, 59, 0.05);
}

.philosophy-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.philosophy-item {
  padding: 16px;
  background: var(--bg-core);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.philosophy-item h4 {
  font-family: var(--font-mono);
  color: var(--accent-amber);
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.philosophy-item p {
  font-size: 0.88rem;
  line-height: 1.5;
}

/* ── Tabla de Documentación ── */
.docs-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-top: 24px;
  background-color: var(--bg-card);
  box-shadow: 0 2px 8px rgba(30, 41, 59, 0.07), 0 1px 2px rgba(30, 41, 59, 0.05);
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.docs-table th,
.docs-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.docs-table th {
  background-color: var(--bg-elevated);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.docs-table tr:last-child td {
  border-bottom: none;
}

.docs-table tr:hover td {
  background-color: var(--bg-core);
}

/* ── Modales ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(30, 41, 59, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.is-open {
  display: flex;
}

.modal-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 560px;
  width: 100%;
  position: relative;
  box-shadow: 0 24px 60px rgba(30, 41, 59, 0.18);
}

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 4px 8px;
}

.modal-close:hover {
  color: var(--text-primary);
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-elevated);
  padding: 48px 0 24px;
  margin-top: 80px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}

.footer-brand h4 {
  font-family: var(--font-mono);
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-brand p {
  color: var(--text-secondary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--text-primary);
}

footer h4 {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-strong);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ── Código en línea y bloques ── */
code {
  font-family: var(--font-mono);
  background-color: #f1f5f9;
  color: var(--text-code);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  font-size: 0.88em;
}

pre {
  background-color: #f1f5f9;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  overflow-x: auto;
  font-size: 0.88rem;
  line-height: 1.6;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text-primary);
}

/* ── Formularios e inputs ── */
input, textarea, select {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
  width: 100%;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent-emerald);
  box-shadow: 0 0 0 3px var(--accent-emerald-glow);
}

/* ── Alertas y callouts ── */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border-left: 4px solid;
  font-size: 0.92rem;
  margin: 16px 0;
}

.alert-info {
  background-color: rgba(3, 105, 161, 0.07);
  border-color: var(--accent-cyan);
  color: #0c4a6e;
}

.alert-success {
  background-color: rgba(34, 121, 192, 0.07);
  border-color: var(--accent-emerald);
  color: #1a3a5c;
}

.alert-warning {
  background-color: rgba(180, 83, 9, 0.07);
  border-color: var(--accent-amber);
  color: #78350f;
}

.alert-danger {
  background-color: rgba(190, 24, 93, 0.07);
  border-color: var(--accent-rose);
  color: #831843;
}

/* ── Responsividad Mobile ── */
@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    align-items: flex-start;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }

  .nav-links.is-open {
    display: flex;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 640px) {
  .grid-ecosystem {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 56px 0 40px;
  }
}