/* ═══════════════════════════════════════════════════════════════════════════
   www.agenteswipo.com.ar — Next-Gen Design System
   Tema Premium Dark — Efectos 3D, Iluminación de Bordes y Sombras
   ═══════════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Paleta Base y Superficies con Transparencias de Cristal */
  --bg-base:      #050811;
  --bg-surface:   #090d1a;
  --bg-card:      rgba(17, 24, 43, 0.75);
  --bg-hover:     rgba(30, 45, 69, 0.85);
  --border:       rgba(31, 45, 68, 0.5);
  --border-hi:    rgba(14, 165, 233, 0.4);
  --text-pri:     #f8fafc;
  --text-sec:     #94a3b8;
  --text-muted:   #4b5e7c;
  
  /* Colores de Enfoque y Resplandor (Neon Glows) */
  --nexo:         #0ea5e9;
  --nexo-dark:    #0284c7;
  --nexo-glow:    rgba(14, 165, 233, 0.3);
  --nexo-glow-hi: rgba(14, 165, 233, 0.6);
  --teal:         #14b8a6;
  --teal-glow:    rgba(20, 184, 166, 0.2);
  --green:        #10b981;
  --yellow:       #f59e0b;
  --red:          #ef4444;
  
  /* Radios de Esquinas y Ajustes de 3D */
  --radius:       12px;
  --radius-lg:    20px;
  
  /* --- NUEVO SISTEMA TIPOGRÁFICO DE ALTA GAMA --- */
  --font-sans:    'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  
  /* Sombras Multicapa Profesionales */
  --shadow-sm:    0 2px 8px rgba(0, 0, 0, 0.5);
  --shadow-md:    0 10px 30px -10px rgba(0, 0, 0, 0.7);
  --shadow-lg:    0 20px 50px -15px rgba(0, 0, 0, 0.9);
  --shadow-glow:  0 0 30px rgba(14, 165, 233, 0.15);
  
  /* Curva de Transición Orgánica (Spring Curve) */
  --transition-smooth: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-pri);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  letter-spacing: -0.01em; /* Mejor ajuste de tracking para fuentes sans-serif */
  /* Rejilla de fondo cibernética sutil */
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 100% 60%, rgba(20, 184, 166, 0.04) 0%, transparent 40%),
    linear-gradient(rgba(255,255,255,0.003) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.003) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
}

a { color: var(--nexo); text-decoration: none; transition: var(--transition-smooth); cursor: pointer; }
a:hover { color: #fff; text-decoration: none; text-shadow: 0 0 10px var(--nexo-glow); }

/* Contenedor principal de vistas */
.app-view {
  /* display: none; */
}
.app-view.active-view {
  /* display: block; */
  /* animation: fadeInView 0.5s cubic-bezier(0.16, 1, 0.3, 1) both; */
}

@keyframes fadeInView {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Topbar (Diseño Ultra Cristalino / Glassmorphism) ── */
.topbar {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(5, 8, 17, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0 clamp(16px,4vw,48px);
  height: 64px;
  display: flex; align-items: center; gap: 16px;
  transition: var(--transition-smooth);
}
.topbar-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 800; font-size: 1.15rem; color: var(--text-pri);
  text-decoration: none; flex-shrink: 0;
  letter-spacing: -0.03em;
  cursor: pointer;
}
.brand-globe { 
  font-size: 1.6rem; 
  filter: drop-shadow(0 0 8px var(--nexo));
  animation: float 4s ease-in-out infinite;
}
.topbar-nav {
  display: flex; align-items: center; gap: 4px;
  flex: 1; list-style: none; padding: 0;
}
.topbar-nav li { display: inline-block; }
.topbar-nav a {
  padding: 8px 16px; border-radius: 8px;
  color: var(--text-sec); font-size: .88rem; font-weight: 600;
  transition: var(--transition-smooth); white-space: nowrap;
}
.topbar-nav a:hover, .topbar-nav a.active { 
  color: #fff; 
  background: var(--bg-hover); 
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), var(--shadow-sm);
  text-shadow: none;
}
.topbar-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }

/* Selector de Idiomas Premium */
.lang-picker {
  position: relative;
}
.lang-picker select {
  background: rgba(17, 24, 43, 0.9); 
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px; color: var(--text-pri); padding: 6px 24px 6px 12px;
  font-size: .8rem; font-family: var(--font-sans); cursor: pointer;
  appearance: none; min-width: 95px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}
.lang-picker::after {
  content: '▼';
  font-size: 0.6rem;
  color: var(--text-sec);
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.lang-picker select:focus { outline: none; border-color: var(--nexo); box-shadow: 0 0 12px var(--nexo-glow); }

/* Botón NEXO CTA con Resplandor Vibrante */
.btn-nexo-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; background: linear-gradient(135deg, var(--nexo) 0%, var(--nexo-dark) 100%);
  color: #fff; border-radius: 8px; font-size: .85rem; font-weight: 700;
  font-family: var(--font-display);
  text-decoration: none; white-space: nowrap;
  box-shadow: 0 4px 15px rgba(14, 165, 233, 0.4);
  transition: var(--transition-smooth);
  border: 1px solid rgba(255, 255, 255, 0.2); cursor: pointer;
}
.btn-nexo-cta:hover { 
  transform: translateY(-2px); 
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.6), var(--shadow-glow); 
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 24px; border: 1.5px solid var(--border-hi);
  color: var(--text-sec); border-radius: var(--radius); font-size: .92rem; font-weight: 600;
  text-decoration: none; transition: var(--transition-smooth);
}
.btn-outline:hover { 
  border-color: var(--nexo); 
  color: #fff; 
  background: rgba(14,165,233,0.05);
  box-shadow: 0 0 15px var(--nexo-glow);
}

/* ── Sección Hero (Amplitud cinematográfica 85vh y Canvas 3D de Gran Cobertura) ── */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(100px,14vw,180px) clamp(20px,6vw,80px);
  text-align: center;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  z-index: 1;
  min-height: 85vh; /* Se incrementó para dar mayor respiración y amplitud visual */
}
/* Contenedor del canvas 3D */
.hero-canvas-container {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: -1;
  pointer-events: none; /* Permite clicks sobre el texto */
  opacity: 0.85;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(ellipse 80% 70% at 50% 50%, transparent 5%, var(--bg-base) 85%);
  z-index: -1;
  pointer-events: none;
}
.hero-badge {
  display: inline-flex; align-items: center; margin-bottom: 24px;
  padding: 6px 16px; border-radius: 30px;
  border: 1px solid rgba(14, 165, 233, 0.4); 
  background: rgba(14, 165, 233, 0.1);
  font-size: .75rem; font-weight: 800; letter-spacing: 0.08em; color: #38bdf8;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.15), inset 0 1px 0 rgba(255,255,255,0.1);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem,6.5vw,4.2rem); font-weight: 900; line-height: 1.1;
  margin-bottom: 24px; color: var(--text-pri);
  letter-spacing: -0.04em; /* Tracking ultra estrecho característico de interfaces elegantes */
  max-width: 980px;
  background: linear-gradient(135deg, #ffffff 15%, #cbd5e1 55%, #64748b 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.5));
}
.hero-sub {
  font-family: var(--font-sans);
  font-size: clamp(1.05rem,2.3vw,1.35rem); color: var(--text-sec);
  max-width: 780px; margin: 0 auto 48px;
  line-height: 1.75;
  letter-spacing: -0.015em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-hero-primary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 36px; 
  background: linear-gradient(135deg, var(--nexo) 0%, #0284c7 100%); 
  color: #fff;
  font-family: var(--font-display);
  border-radius: var(--radius); font-size: 1.05rem; font-weight: 800;
  box-shadow: 0 8px 24px rgba(14, 165, 233, 0.35), inset 0 1px 0 rgba(255,255,255,0.25);
  transition: var(--transition-smooth);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn-hero-primary:hover { 
  background: linear-gradient(135deg, #38bdf8 0%, var(--nexo) 100%);
  transform: translateY(-3px) scale(1.02); 
  box-shadow: 0 12px 30px rgba(14, 165, 233, 0.5), var(--shadow-glow);
}
.btn-hero-secondary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 36px; border: 1.5px solid var(--border-hi);
  color: #cbd5e1; border-radius: var(--radius); font-size: 1.02rem; font-weight: 700;
  font-family: var(--font-display);
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.02);
  transition: var(--transition-smooth);
}
.btn-hero-secondary:hover { 
  border-color: #fff; 
  color: #fff; 
  background: rgba(255,255,255,0.05);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* ── Sección de Estadísticas (Efecto Elevado / 3D Float) ── */
.stats-section {
  padding: clamp(48px,6vw,72px) clamp(20px,6vw,80px);
  background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-surface) 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  position: relative;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 28px; max-width: 1000px; margin: 0 auto;
}
/* Tarjeta de Estadística con Perspectiva 3D */
.stat-card {
  text-align: center; padding: 32px 24px;
  background: var(--bg-card); 
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  /* Habilita transformaciones 3D reales */
  transform-style: preserve-3d;
  perspective: 1000px;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s, box-shadow 0.4s;
}
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255,255,255,0.06), transparent 40%);
  z-index: 2; pointer-events: none;
}
.stat-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-8px) rotateX(4deg) rotateY(-4deg);
  box-shadow: 0 15px 35px -5px rgba(0,0,0,0.8), 0 0 25px rgba(14, 165, 233, 0.15);
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem,5vw,3.4rem); font-weight: 900; color: #38bdf8;
  font-variant-numeric: tabular-nums; line-height: 1;
  letter-spacing: -0.04em;
  text-shadow: 0 0 20px rgba(14, 165, 233, 0.3);
  transform: translateZ(30px); /* Empuja el texto hacia el usuario en el eje Z */
}
.stat-label { 
  font-family: var(--font-sans);
  font-size: .78rem; color: var(--text-sec); margin-top: 10px; 
  text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700;
  transform: translateZ(15px);
}

/* ── Sección General ── */
.section { padding: clamp(60px,8vw,100px) clamp(20px,6vw,80px); position: relative; }
.section-title { 
  font-family: var(--font-display);
  font-size: clamp(1.6rem,3.5vw,2.4rem); font-weight: 800; text-align: center; margin-bottom: 12px; 
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 30%, #94a3b8 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.section-sub { text-align: center; color: var(--text-sec); margin-bottom: 56px; font-size: 1rem; max-width: 600px; margin-left: auto; margin-right: auto; line-height: 1.65; letter-spacing: -0.01em; }

/* ── Tarjetas de Características (Glassmorphism + Dynamic Glow) ── */
.features-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 28px; max-width: 1050px; margin: 0 auto;
  align-items: stretch;
}
@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
}
.feature-card {
  display: flex; flex-direction: column;
  padding: 36px 28px; 
  background: var(--bg-card);
  border: 1px solid var(--border); 
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  perspective: 1000px;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s, box-shadow 0.4s;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(400px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(14, 165, 233, 0.08), transparent 50%);
  z-index: 1; pointer-events: none;
}
.feature-card:hover { 
  border-color: rgba(14, 165, 233, 0.5); 
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.8), 0 0 30px rgba(14, 165, 233, 0.2);
}
.feature-icon { 
  font-size: 2.4rem; margin-bottom: 18px; 
  display: inline-block;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.3));
  transform: translateZ(25px);
  transition: var(--transition-smooth);
}
.feature-card:hover .feature-icon {
  transform: translateZ(40px) scale(1.1);
}
.feature-title { 
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 800; margin-bottom: 10px; color: var(--text-pri); 
  letter-spacing: -0.02em;
  transform: translateZ(20px);
}
.feature-desc { font-family: var(--font-sans); font-size: .9rem; color: var(--text-sec); line-height: 1.65; letter-spacing: -0.01em; transform: translateZ(10px); flex: 1; }

/* ── Pasos Animados (Steps Card) ── */
.steps-section {
  background: linear-gradient(180deg, var(--bg-surface) 0%, rgba(14,165,233,0.02) 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.steps-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
  gap: 16px; max-width: 1000px; margin: 0 auto;
}
.step-card {
  padding: 40px 32px; text-align: center; position: relative;
  background: rgba(17, 24, 43, 0.4);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: var(--transition-smooth);
}
.step-card:hover {
  background: rgba(17, 24, 43, 0.8);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.step-card:not(:last-child)::after {
  content: '→'; position: absolute; right: -8px; top: 50%;
  transform: translateY(-50%); color: var(--nexo); font-size: 1.6rem;
  font-weight: bold; opacity: 0.5;
  display: none;
}
@media (min-width: 768px) { .step-card:not(:last-child)::after { display: block; } }
.step-number {
  width: 54px; height: 54px; border-radius: 50%;
  background: rgba(14, 165, 233, 0.1); border: 2.5px solid var(--nexo);
  color: #38bdf8; font-family: var(--font-display); font-weight: 900; font-size: 1.25rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 0 20px rgba(14,165,233,0.2), inset 0 0 10px rgba(14,165,233,0.2);
  transition: var(--transition-smooth);
}
.step-card:hover .step-number {
  background: var(--nexo);
  color: #fff;
  transform: scale(1.1) rotate(360deg);
  box-shadow: 0 0 25px var(--nexo-glow-hi);
}
.step-title { font-family: var(--font-display); font-weight: 800; margin-bottom: 10px; font-size: 1.05rem; color: #fff; letter-spacing: -0.01em; }
.step-desc { font-family: var(--font-sans); font-size: .88rem; color: var(--text-sec); line-height: 1.6; letter-spacing: -0.01em; }

/* ── Banda CTA de Cierre (Efecto de Luz) ── */
.cta-band {
  padding: clamp(64px,9vw,110px) clamp(20px,6vw,80px);
  text-align: center;
  position: relative;
  background: radial-gradient(circle at 50% 50%, rgba(14, 165, 233, 0.15) 0%, transparent 65%), var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-band h2 { font-family: var(--font-display); font-size: clamp(1.6rem,4vw,2.4rem); font-weight: 800; margin-bottom: 16px; letter-spacing: -0.03em; }
.cta-band p { font-family: var(--font-sans); color: var(--text-sec); margin-bottom: 32px; font-size: 1.05rem; max-width: 600px; margin-left: auto; margin-right: auto; line-height: 1.7; letter-spacing: -0.01em; }

/* ── Banda de Idiomas Disponibles ── */
.langs-band {
  padding: 44px clamp(20px,6vw,80px); text-align: center;
  background: var(--bg-base);
}
.langs-band h3 { font-family: var(--font-display); font-size: 1rem; font-weight: 700; margin-bottom: 14px; color: var(--text-sec); letter-spacing: 0.08em; text-transform: uppercase; }
.langs-band p { font-family: var(--font-sans); font-size: .88rem; color: var(--text-muted); line-height: 1.8; }
.langs-band span { display: inline-block; margin: 4px 10px; background: rgba(255,255,255,0.02); padding: 4px 10px; border-radius: 6px; border: 1px solid var(--border); font-weight: 600; color: var(--text-sec); letter-spacing: -0.01em; }

/* ── Estructuras Adicionales (Página Agentes / Acceso / Contacto) ── */
.page-hero {
  padding: clamp(64px,8vw,90px) clamp(20px,6vw,80px) clamp(40px,5vw,60px);
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.12) 0%, transparent 60%), var(--bg-base);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { 
  font-family: var(--font-display);
  font-size: clamp(2rem,5vw,3rem); font-weight: 900; margin-bottom: 16px; letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.page-hero p { font-family: var(--font-sans); color: var(--text-sec); max-width: 720px; margin: 0 auto; font-size: 1.02rem; line-height: 1.7; letter-spacing: -0.015em; }

.services-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px; max-width: 900px; margin: 0 auto;
}
.svc-chip {
  padding: 14px 20px; 
  background: var(--bg-card);
  border: 1px solid var(--border); 
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: .88rem; color: var(--text-pri);
  display: flex; align-items: center; gap: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: var(--transition-smooth);
}
.svc-chip:hover {
  border-color: rgba(20, 184, 166, 0.4);
  background: rgba(20, 184, 166, 0.05);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(20, 184, 166, 0.15);
}
.svc-chip::before { content: '✓'; color: #22c55e; font-weight: 800; flex-shrink: 0; }

/* Formulario Moderno (Cyberpunk Glassmorphism) */
.form-wrap {
  max-width: 660px; margin: 0 auto;
  background: rgba(17, 24, 43, 0.85); 
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); 
  padding: clamp(28px,5vw,48px);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(14,165,233,0.05);
  backdrop-filter: blur(20px);
}
.form-wrap h2 { font-family: var(--font-display); font-size: 1.35rem; font-weight: 800; margin-bottom: 28px; text-shadow: 0 2px 4px rgba(0,0,0,0.5); letter-spacing: -0.02em; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-family: var(--font-display); font-size: .8rem; color: #cbd5e1; margin-bottom: 8px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 12px 16px;
  background: rgba(5, 8, 17, 0.6); 
  border: 1.5px solid rgba(255,255,255,0.08);
  border-radius: 8px; color: var(--text-pri); font-family: var(--font-sans); font-size: .92rem;
  letter-spacing: -0.01em;
  transition: var(--transition-smooth);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { 
  outline: none; 
  border-color: var(--nexo); 
  background: rgba(5, 8, 17, 0.8);
  box-shadow: 0 0 15px rgba(14, 165, 233, 0.25);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* Tarjeta de Acceso Premium 3D */
.acceso-card {
  max-width: 550px; margin: 0 auto;
  background: linear-gradient(135deg, rgba(26, 34, 53, 0.9) 0%, rgba(17, 24, 39, 0.9) 100%);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-lg); padding: clamp(40px,6vw,60px);
  text-align: center;
  box-shadow: var(--shadow-lg), 0 0 50px rgba(14, 165, 233, 0.1);
  backdrop-filter: blur(20px);
  transform-style: preserve-3d;
  perspective: 1000px;
  transition: var(--transition-smooth);
}
.acceso-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(14, 165, 233, 0.2);
}
.acceso-card h1 { font-family: var(--font-display); font-size: 1.8rem; font-weight: 900; margin-bottom: 12px; letter-spacing: -0.03em; }
.acceso-card .sub { font-family: var(--font-sans); color: var(--text-sec); margin-bottom: 28px; font-size: .95rem; letter-spacing: -0.01em; }

.btn-acceso {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  width: 100%; padding: 18px; 
  background: linear-gradient(135deg, var(--nexo) 0%, var(--nexo-dark) 100%); 
  color: #fff;
  font-family: var(--font-display);
  border-radius: var(--radius); font-size: 1.1rem; font-weight: 800;
  text-decoration: none; margin-bottom: 24px;
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.35);
  transition: var(--transition-smooth);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn-acceso:hover { 
  background: linear-gradient(135deg, #38bdf8 0%, var(--nexo-dark) 100%); 
  transform: translateY(-2px); 
  box-shadow: 0 8px 25px rgba(14, 165, 233, 0.5), var(--shadow-glow);
}

.acceso-features {
  list-style: none; text-align: left; margin: 32px 0;
  padding: 24px; background: rgba(5, 8, 17, 0.5); border-radius: 12px;
  border: 1px solid var(--border);
}
.acceso-features li {
  padding: 10px 0; font-size: .9rem; color: var(--text-sec);
  font-family: var(--font-sans);
  display: flex; align-items: center; gap: 12px;
  letter-spacing: -0.01em;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.acceso-features li:last-child { border-bottom: none; }
.acceso-features li::before { content: '✓'; color: #10b981; font-weight: 800; flex-shrink: 0; }

/* Notificaciones de éxito simuladas */
.success-alert {
  background: rgba(16, 185, 129, 0.15);
  border: 1.5px solid #10b981;
  color: #10b981;
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  display: none;
  align-items: center;
  gap: 12px;
  font-family: var(--font-sans);
  font-weight: 600;
}

/* ── Footer de Alta Gama ── */
footer {
  background: #03050a;
  border-top: 1px solid var(--border);
  padding: 40px clamp(20px,6vw,80px);
  display: flex; flex-wrap: wrap; gap: 24px;
  align-items: center; justify-content: space-between;
  font-family: var(--font-sans);
}
.footer-copy { font-size: .82rem; color: var(--text-muted); line-height: 1.6; letter-spacing: -0.01em; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { font-size: .82rem; color: var(--text-muted); font-weight: 600; letter-spacing: -0.01em; }
.footer-links a:hover { color: var(--nexo); }

/* ── Animaciones ── */
@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(3deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

/* ── RTL (Árabe) ── */
[dir="rtl"] .topbar { flex-direction: row-reverse; }
[dir="rtl"] .topbar-nav { flex-direction: row-reverse; }
[dir="rtl"] .topbar-right { margin-left: 0; margin-right: auto; }
[dir="rtl"] .hero-actions { flex-direction: row-reverse; }
[dir="rtl"] .features-grid { direction: rtl; }
[dir="rtl"] .steps-grid { direction: rtl; }
[dir="rtl"] .step-card:not(:last-child)::after { content: '←'; right: auto; left: -12px; }
[dir="rtl"] footer { flex-direction: row-reverse; }
[dir="rtl"] .acceso-features li { flex-direction: row-reverse; }
[dir="rtl"] .svc-chip { flex-direction: row-reverse; }

/* ── Adaptabilidad y Responsive ── */
@media (max-width: 640px) {
  .topbar-nav { display: none; }
  .hero h1 { font-size: 2.1rem; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .btn-hero-primary, .btn-hero-secondary { width: 100%; justify-content: center; }
}

@keyframes countUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.stat-number { animation: countUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; transition: opacity 0.3s ease; }

/* Menú móvil */
.mobile-nav-toggle {
  display: none; background: none; border: none;
  color: var(--text-sec); font-size: 1.5rem; cursor: pointer;
}
@media (max-width: 640px) {
  .mobile-nav-toggle { display: block; }
  .topbar-nav.open {
    display: flex; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: #070b14; border-bottom: 1px solid var(--border);
    padding: 16px; z-index: 999;
    box-shadow: var(--shadow-lg);
  }
  .topbar-nav.open li { width: 100%; }
  .topbar-nav.open a { width: 100%; display: block; padding: 12px; }
}