/* =============================================
   GRAVITI - Hoja de Estilos Principal
   Empresa de Soluciones Digitales
   Versión: 1.0
   ============================================= */

/* ---- Variables CSS (Design Tokens) ---- */
:root {
  /* Colores principales */
  --bg-primary:    #08091a;
  --bg-secondary:  #0f1230;
  --bg-card:       #141836;
  --bg-card-hover: #1a2044;

  /* Acentos */
  --accent:        #4361ee;
  --accent-light:  #4cc9f0;
  --accent-pink:   #f72585;
  --accent-green:  #4ade80;
  --gradient-main: linear-gradient(135deg, #4361ee 0%, #4cc9f0 100%);
  --gradient-alt:  linear-gradient(135deg, #f72585 0%, #4361ee 100%);

  /* Texto */
  --text-primary:   #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted:     #475569;

  /* Bordes y sombras */
  --border:         rgba(255, 255, 255, 0.07);
  --border-accent:  rgba(67, 97, 238, 0.35);
  --shadow:         0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-accent:  0 8px 32px rgba(67, 97, 238, 0.25);
  --glow:           0 0 40px rgba(67, 97, 238, 0.15);

  /* Forma y espacio */
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  /* Transiciones */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: all 0.3s var(--ease);

  /* Tipografía */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Layout */
  --max-w: 1200px;
  --nav-h: 80px;
}

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

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

body {
  font-family: var(--font);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ---- Contenedor general ---- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ================================================
   NAVEGACIÓN
   ================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(8, 9, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow);
}

.nav-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--gradient-main);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 900;
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.logo-text { background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Links de navegación */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(67, 97, 238, 0.1);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--gradient-main);
  border-radius: 2px;
}

.nav-cta {
  padding: 10px 22px;
  background: var(--gradient-main);
  color: #fff !important;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.88rem;
  box-shadow: var(--shadow-accent);
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(67, 97, 238, 0.4);
  background: rgba(0,0,0,0) !important;
  background: var(--gradient-main) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ================================================
   HERO - PÁGINA DE INICIO
   ================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
}

/* Fondo animado del hero */
.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--bg-primary);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(67, 97, 238, 0.18) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  border-radius: 50%;
}

.hero-bg::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(76, 201, 240, 0.12) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  border-radius: 50%;
}

/* Grid de puntos decorativos */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(67, 97, 238, 0.12);
  border: 1px solid var(--border-accent);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-title .highlight {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---- Ilustración hero ---- */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-stack {
  position: relative;
  width: 340px;
  height: 380px;
}

.h-card {
  position: absolute;
  width: 280px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.h-card-1 { top: 0; left: 30px; transform: rotate(-6deg); z-index: 1; }
.h-card-2 { top: 40px; left: 60px; transform: rotate(2deg); z-index: 2; }
.h-card-3 { top: 70px; left: 20px; z-index: 3; background: linear-gradient(135deg, #141836, #1e2456); }

.h-card-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-main);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 16px;
}

.h-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.h-card p  { font-size: 0.82rem; color: var(--text-secondary); }

.h-card-bar {
  margin-top: 16px;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.h-card-bar-fill {
  height: 100%;
  background: var(--gradient-main);
  border-radius: 3px;
  animation: fillBar 2s ease forwards;
}

/* ================================================
   HERO DE PÁGINAS INTERIORES
   ================================================ */
.page-hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
  background: var(--bg-primary);
}

.page-hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(67, 97, 238, 0.15) 0%, transparent 70%);
  top: 0;
  right: 0;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.page-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a { color: var(--accent-light); transition: var(--transition); }
.breadcrumb a:hover { color: var(--text-primary); }
.breadcrumb span { color: var(--text-muted); }

/* ================================================
   BOTONES
   ================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 12px;
  font-size: 0.92rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font);
  position: relative;
  overflow: hidden;
}

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(67, 97, 238, 0.45);
}

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

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: rgba(67, 97, 238, 0.08);
  transform: translateY(-2px);
}

.btn-lg { padding: 16px 36px; font-size: 1rem; border-radius: 14px; }
.btn-sm { padding: 8px 18px; font-size: 0.82rem; border-radius: 8px; }

/* ================================================
   SECCIONES GENERALES
   ================================================ */
section { padding: 96px 0; }

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-light);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-eyebrow::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--gradient-main);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }
.text-center .section-eyebrow { justify-content: center; }

/* Separador decorativo */
.section-divider {
  width: 60px;
  height: 4px;
  background: var(--gradient-main);
  border-radius: 2px;
  margin: 16px 0 40px;
}

.text-center .section-divider { margin: 16px auto 40px; }

/* ================================================
   CARDS DE SERVICIOS / CARACTERÍSTICAS
   ================================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 56px;
}

.cards-grid-3 { grid-template-columns: repeat(3, 1fr); }
.cards-grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-main);
  opacity: 0;
  transition: var(--transition);
  border-radius: inherit;
  z-index: 0;
}

.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-accent);
}

.card:hover::before { opacity: 0.05; }

.card > * { position: relative; z-index: 1; }

.card-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-main);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 20px;
  box-shadow: var(--shadow-accent);
}

.card-icon.alt  { background: var(--gradient-alt); }
.card-icon.green { background: linear-gradient(135deg, #4ade80, #22d3ee); }
.card-icon.pink  { background: linear-gradient(135deg, #f72585, #7209b7); }

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  background: rgba(67, 97, 238, 0.12);
  border: 1px solid var(--border-accent);
  color: var(--accent-light);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ================================================
   SECCIÓN ESTADÍSTICAS
   ================================================ */
.stats-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 64px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item { position: relative; }

.stat-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border);
}

.stat-item:last-child::after { display: none; }

.stat-number {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -1px;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ================================================
   SECCIÓN NOSOTROS (SOBRE)
   ================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #141836 0%, #1e2456 50%, #141836 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 4rem;
}

.about-image-placeholder span {
  font-size: 1rem;
  color: var(--text-secondary);
}

.about-float-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-accent);
  min-width: 160px;
}

.about-float-card .number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-float-card .label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.about-list {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.about-list-item i {
  color: var(--accent-light);
  font-size: 1rem;
  margin-top: 2px;
  flex-shrink: 0;
}

/* ================================================
   TEAM CARDS
   ================================================ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  text-align: center;
}

.team-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-accent);
}

.team-card-img {
  height: 200px;
  background: linear-gradient(135deg, #141836, #1e2456);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.team-card-img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, var(--bg-card), transparent);
}

.team-card-body { padding: 24px; }

.team-card-body h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; }
.team-card-role {
  font-size: 0.83rem;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 12px;
}

.team-card-bio {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.team-social a {
  width: 36px;
  height: 36px;
  background: rgba(67, 97, 238, 0.1);
  border: 1px solid var(--border-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.team-social a:hover {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
}

/* ================================================
   PROCESO / PASOS
   ================================================ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--border);
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-num {
  width: 72px;
  height: 72px;
  background: var(--bg-card);
  border: 2px solid var(--border-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--gradient-main);
  color: #fff;
  margin: 0 auto 20px;
  box-shadow: var(--shadow-accent);
}

.process-step h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.process-step p  { font-size: 0.85rem; color: var(--text-secondary); }

/* ================================================
   FORMULARIO DE CONTACTO
   ================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  margin-top: 56px;
  align-items: start;
}

.contact-info h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 16px; }
.contact-info p  { color: var(--text-secondary); margin-bottom: 32px; font-size: 0.95rem; line-height: 1.7; }

.contact-items { display: flex; flex-direction: column; gap: 20px; }

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(67, 97, 238, 0.12);
  border: 1px solid var(--border-accent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--accent-light);
  flex-shrink: 0;
}

.contact-item-text strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 3px;
  color: var(--text-primary);
}

.contact-item-text span {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* Formulario */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.form-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 28px; }

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group label span { color: var(--accent-pink); }

.form-control {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.form-control::placeholder { color: var(--text-muted); }

textarea.form-control { resize: vertical; min-height: 140px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-submit { width: 100%; margin-top: 8px; justify-content: center; }

/* Mensaje de éxito */
.form-success {
  display: none;
  text-align: center;
  padding: 32px;
}

.form-success i { font-size: 3rem; color: var(--accent-green); margin-bottom: 16px; }
.form-success h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.form-success p  { color: var(--text-secondary); font-size: 0.9rem; }

/* ================================================
   MAPA
   ================================================ */
.map-section { padding: 0 0 96px; }

.map-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  height: 400px;
}

.map-wrap iframe { width: 100%; height: 100%; display: block; filter: invert(90%) hue-rotate(180deg); }

/* ================================================
   TARJETAS DIGITALES
   ================================================ */
.biz-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 56px;
}

/* Contenedor con perspectiva 3D */
.biz-card-wrap {
  perspective: 1000px;
  height: 260px;
  cursor: pointer;
}

/* Elemento que gira */
.biz-card {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.biz-card-wrap:hover .biz-card,
.biz-card-wrap.flipped .biz-card { transform: rotateY(180deg); }

/* Caras de la tarjeta */
.biz-card-front,
.biz-card-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

/* Frente */
.biz-card-front {
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  position: relative;
}

.biz-card-front::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 160px;
  height: 160px;
  background: var(--gradient-main);
  opacity: 0.06;
  border-radius: 50%;
  transform: translate(30%, -30%);
}

.biz-card-header { display: flex; justify-content: space-between; align-items: flex-start; }

.biz-logo-mark {
  width: 36px;
  height: 36px;
  background: var(--gradient-main);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 900;
  color: #fff;
}

.biz-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4361ee, #4cc9f0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #fff;
  font-weight: 700;
  border: 2px solid rgba(255,255,255,0.15);
}

.biz-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.biz-role { font-size: 0.8rem; color: var(--accent-light); font-weight: 600; margin-bottom: 2px; }
.biz-company { font-size: 0.78rem; color: var(--text-muted); }

.biz-card-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: right;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}

/* Reverso */
.biz-card-back {
  background: linear-gradient(135deg, #0f1230 0%, #141836 100%);
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px 28px;
  border-color: var(--border-accent);
}

.biz-back-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.biz-back-header .biz-logo-mark { flex-shrink: 0; }

.biz-back-company { font-size: 1rem; font-weight: 700; }
.biz-back-tagline { font-size: 0.75rem; color: var(--text-muted); }

.biz-contacts { display: flex; flex-direction: column; gap: 8px; }

.biz-contact-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.biz-contact-row i { color: var(--accent-light); width: 14px; font-size: 0.85rem; flex-shrink: 0; }

.biz-back-actions { display: flex; gap: 8px; }

.biz-action-btn {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  background: rgba(67, 97, 238, 0.12);
  border: 1px solid var(--border-accent);
  color: var(--accent-light);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  transition: var(--transition);
}

.biz-action-btn:hover {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
}

/* QR placeholder */
.biz-qr {
  width: 56px;
  height: 56px;
  background: #fff;
  border-radius: 8px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  padding: 6px;
  flex-shrink: 0;
}

.biz-qr-cell {
  background: #0a0e27;
  border-radius: 1px;
}

/* ================================================
   CTA SECTION
   ================================================ */
.cta-section {
  background: linear-gradient(135deg, rgba(67, 97, 238, 0.15) 0%, rgba(76, 201, 240, 0.08) 100%);
  border-top: 1px solid var(--border-accent);
  border-bottom: 1px solid var(--border);
  padding: 96px 0;
  text-align: center;
}

.cta-section h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 16px; letter-spacing: -0.5px; }
.cta-section p  { font-size: 1.05rem; color: var(--text-secondary); margin-bottom: 40px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ================================================
   TESTIMONIOS
   ================================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--glow);
}

.testimonial-stars {
  color: #fbbf24;
  font-size: 0.9rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-name { font-size: 0.9rem; font-weight: 700; }
.testimonial-company { font-size: 0.78rem; color: var(--text-muted); }

/* ================================================
   VALORES
   ================================================ */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.value-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.value-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}

.value-icon {
  font-size: 2.4rem;
  margin-bottom: 16px;
  display: block;
}

.value-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.value-card p  { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

/* ================================================
   TECNOLOGÍAS / STACK
   ================================================ */
.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
  justify-content: center;
}

.tech-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}

.tech-pill:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.tech-pill i { font-size: 1.1rem; }

/* ================================================
   FOOTER
   ================================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand { }

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-links a::before { content: '›'; color: var(--accent); font-weight: 700; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-contact-item i { color: var(--accent-light); font-size: 0.95rem; margin-top: 2px; flex-shrink: 0; }
.footer-contact-item span { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }

/* Newsletter en footer */
.footer-newsletter p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
  transition: var(--transition);
  font-family: var(--font);
}

.newsletter-form input:focus { border-color: var(--accent); }
.newsletter-form input::placeholder { color: var(--text-muted); }

.newsletter-form button {
  padding: 10px 16px;
  background: var(--gradient-main);
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.newsletter-form button:hover { transform: translateY(-2px); box-shadow: var(--shadow-accent); }

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-copy a { color: var(--accent-light); }

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-bottom-links a:hover { color: var(--accent-light); }

/* ================================================
   SOLUCIONES / CASOS
   ================================================ */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 56px;
}

.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  gap: 24px;
  transition: var(--transition);
  align-items: flex-start;
}

.solution-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}

.solution-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--shadow-accent);
}

.solution-body h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.solution-body p  { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.65; margin-bottom: 16px; }

.solution-metrics {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.metric {
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-size: 1.3rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-label { font-size: 0.73rem; color: var(--text-muted); }

/* ================================================
   SERVICIOS - TABS
   ================================================ */
.service-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 22px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.tab-btn:hover, .tab-btn.active {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-accent);
}

/* ================================================
   UTILIDADES
   ================================================ */
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.mt-56 { margin-top: 56px; }

.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }

.text-gradient {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-accent { color: var(--accent-light); }

.bg-alt { background: var(--bg-secondary); }

/* ================================================
   RESPONSIVE - TABLET (≤ 1024px)
   ================================================ */
@media (max-width: 1024px) {
  .hero-content        { grid-template-columns: 1fr; text-align: center; }
  .hero-visual         { display: none; }
  .hero-subtitle       { margin: 0 auto 36px; }
  .hero-actions        { justify-content: center; }
  .about-grid          { grid-template-columns: 1fr; gap: 40px; }
  .team-grid           { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid   { grid-template-columns: repeat(2, 1fr); }
  .biz-cards-grid      { grid-template-columns: repeat(2, 1fr); }
  .footer-grid         { grid-template-columns: 1fr 1fr; }
  .values-grid         { grid-template-columns: repeat(2, 1fr); }
  .process-grid        { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .stats-grid          { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .stat-item::after    { display: none; }
  .cards-grid-3, .cards-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid      { grid-template-columns: 1fr; }
  .contact-grid        { grid-template-columns: 1fr; }
}

/* ================================================
   RESPONSIVE - MÓVIL (≤ 768px)
   ================================================ */
@media (max-width: 768px) {
  section { padding: 64px 0; }

  /* Navegación móvil */
  .nav-menu {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(8, 9, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px 32px;
    border-bottom: 1px solid var(--border);
    gap: 4px;
  }

  .nav-menu.open { display: flex; }
  .hamburger { display: flex; }

  .nav-link { padding: 12px 16px; }
  .nav-cta  { margin-top: 8px; text-align: center; justify-content: center; }

  /* Grids a una columna */
  .team-grid, .testimonials-grid, .biz-cards-grid,
  .values-grid, .process-grid, .solutions-grid,
  .cards-grid, .cards-grid-3, .cards-grid-4 { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .form-row { grid-template-columns: 1fr; }

  .hero-title { font-size: 2.2rem; }
  .section-title { font-size: 1.8rem; }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .hero-actions { flex-direction: column; align-items: center; }

  .cta-actions { flex-direction: column; align-items: center; }

  .about-float-card { position: relative; bottom: auto; right: auto; margin-top: 16px; }
}

/* ---- Floating WhatsApp button ---- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.7rem;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  z-index: 9999;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.65);
  color: #fff;
}