/* ==========================================================================
    VARIABLES Y CONFIGURACIÓN GLOBAL
    ========================================================================== */

:root {
  /* Colores principales */
  --color-bg: #0b1220;           /* slate-950 */
  --color-panel: #0f172a;        /* slate-900 */
  --color-panel-2: #111827;      /* gray-900 */
  --color-text: #e5e7eb;         /* gray-200 */
  --color-muted: #9ca3af;        /* gray-400 */
  
  /* Colores de marca */
  --color-brand-primary: #7c3aed;  /* violet-600 */
  --color-brand-secondary: #a78bfa; /* violet-300 */
  --color-brand-gradient: linear-gradient(180deg, var(--color-brand-primary), #6d28d9);
  
  /* Colores de estado */
  --color-success: #22c55e;      /* green-500 */
  --color-danger: #ef4444;
  
  /* Efectos visuales */
  --color-ring: rgba(124, 58, 237, 0.45);
  --shadow-primary: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-brand: 0 12px 30px rgba(124, 58, 237, 0.33);
  
  /* Bordes */
  --border-radius: 16px;
  --border-radius-sm: 12px;
  --border-radius-lg: 24px;
  --border-color: rgba(148, 163, 184, 0.15);
  --border-color-light: rgba(148, 163, 184, 0.25);
  
  /* Espaciado */
  --spacing-gap: 22px;
  --spacing-section: 54px 0;
}

/* ==========================================================================
    RESET Y ESTILOS BASE
    ========================================================================== */

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 
              "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
  color: var(--color-text);
  background: radial-gradient(1200px 700px at 70% -10%, rgba(124, 58, 237, 0.18), transparent 70%), 
              linear-gradient(180deg, #0a0f1d 0%, var(--color-bg) 100%);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
    COMPONENTES REUTILIZABLES
    ========================================================================== */

/* Contenedores */
.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

/* Utilidades de texto */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  background: #fff;
  color: #000;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
}

/* Tarjetas */
.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 18px;
  box-shadow: var(--shadow-primary);
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1.1rem;
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.2px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.15s ease, filter 0.15s ease, box-shadow 0.2s ease;
}

.btn-primary {
  background: var(--color-brand-gradient);
  color: #fff;
  box-shadow: var(--shadow-brand);
}

.btn-primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--border-color-light);
}

.btn-outline:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.5);
}

.cta-mini {
  display: inline-flex;
  gap: 0.6rem;
  align-items: center;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  background: var(--color-brand-gradient);
  color: white;
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--shadow-primary);
  transition: transform 0.15s ease, filter 0.15s ease;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.cta-mini:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.cta-mini:focus-visible {
  outline: 3px solid var(--color-ring);
  outline-offset: 3px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.15);
  color: #bbf7d0;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.badge-mini {
  font-size: 0.75rem;
  color: #a5b4fc;
  border: 1px solid rgba(167, 139, 250, 0.35);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
}

/* Elementos de lista */
.features {
  list-style: none;
  padding: 0;
  margin: 12px 0;
  display: grid;
  gap: 10px;
}

.features li {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.check {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(34, 197, 94, 0.2);
  display: grid;
  place-items: center;
  font-weight: 900;
}

.x {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(239, 68, 68, 0.2);
  display: grid;
  place-items: center;
  font-weight: 900;
}

/* Utilidades de diseño */
.grid {
  display: grid;
  gap: var(--spacing-gap);
}

.center {
  text-align: center;
}

/* Utilidades de espaciado */
.mt-1 { margin-top: 6px; }
.mt-2 { margin-top: 12px; }
.mt-3 { margin-top: 18px; }
.mt-4 { margin-top: 24px; }
.mt-5 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }

.pill {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border-color-light);
  background: rgba(148, 163, 184, 0.08);
}

/* ==========================================================================
    COMPONENTES DE LAYOUT
    ========================================================================== */

/* Header y Navegación */
header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: saturate(120%) blur(8px);
  background: rgba(15, 23, 42, 0.75);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand .logo {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: var(--border-radius-sm);
  background: linear-gradient(135deg, var(--color-brand-primary), #5b21b6);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
  font-size: 20px;
}

/* Hero Section */
.hero {
  padding: 64px 0 28px;
}

.hero-grid {
  display: grid;
  gap: var(--spacing-gap);
  grid-template-columns: 1.1fr 0.9fr;
}

.title {
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.1;
  margin: 14px 0 10px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--color-muted);
  max-width: 55ch;
}

.hero-card {
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.18), rgba(124, 58, 237, 0.06));
  border: 1px solid rgba(167, 139, 250, 0.25);
  border-radius: var(--border-radius);
  padding: 18px;
  box-shadow: var(--shadow-primary);
  overflow: hidden; /* Previene el desbordamiento */
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Estilos para la imagen dentro de hero-card */
.hero-card picture,
.hero-card img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: contain; /* Mantiene la proporción de la imagen */
  border-radius: var(--border-radius);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 20px 0 6px;
}

.trust {
  display: flex;
  gap: 14px;
  align-items: center;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* KPIs */
.kpis {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 10px;
}

.kpi {
  background: rgba(2, 6, 23, 0.5);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px;
}

.kpi strong {
  font-size: 1.6rem;
  display: block;
}

/* Secciones generales */
section {
  padding: var(--spacing-section);
}

.section-title {
  font-size: clamp(22px, 2.8vw, 32px);
  margin: 0 0 10px;
  font-weight: 800;
}

.section-sub {
  color: var(--color-muted);
  margin: 0 0 22px;
}

/* Beneficios */
.benefits {
  display: grid;
  gap: var(--spacing-gap);
  grid-template-columns: repeat(3, 1fr);
}

.card h3 {
  margin: 0.2rem 0 0.4rem;
}

/* Planes */
.plans {
  display: grid;
  gap: var(--spacing-gap);
  grid-template-columns: repeat(3, 1fr);
}

.plan {
  position: relative;
  padding: 20px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color-light);
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.9), rgba(15, 23, 42, 0.9));
  box-shadow: var(--shadow-primary);
}

.plan.popular {
  outline: 2px solid var(--color-brand-primary);
  outline-offset: 2px;
}

.price {
  font-size: 2rem;
  font-weight: 800;
}

/* Tablas */
.table {
  overflow-x: auto;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.98rem;
}

th, td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* Testimonios */
.testimonials {
  display: grid;
  gap: var(--spacing-gap);
  grid-template-columns: repeat(3, 1fr);
}

.quote {
  font-style: italic;
  color: #cbd5e1;
}

/* Garantía */
.guarantee {
  display: grid;
  gap: var(--spacing-gap);
  grid-template-columns: 1fr 1fr;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.18), rgba(34, 197, 94, 0.12));
  border: 1px solid rgba(167, 139, 250, 0.25);
  border-radius: var(--border-radius-lg);
  padding: 22px;
}

/* FAQ */
.faq {
  display: grid;
  gap: 12px;
}

details {
  background: rgba(2, 6, 23, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 12px;
}

summary {
  cursor: pointer;
  font-weight: 700;
}

/* Footer */
footer {
  padding: 28px 0 60px;
  color: var(--color-muted);
}

.footer-grid {
  display: grid;
  gap: var(--spacing-gap);
  grid-template-columns: 2fr 1fr 1fr;
}

.whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.whatsapp svg {
  width: 20px;
  height: 20px;
}

.note {
  font-size: 0.9rem;
  color: #94a3b8;
}

/* ==========================================================================
    MEDIA QUERIES
    ========================================================================== */

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  
  .benefits,
  .plans,
  .testimonials,
  .guarantee,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .kpis {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-card {
    max-height: 400px; /* Limita la altura en móviles */
  }
}

@media (min-width: 769px) {
  .hero-card {
    max-height: 500px; /* Limita la altura en tablets y desktop */
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}