:root {
  --bg: #041028;
  --card: #0b1530;
  --muted: #9aa4b2;
  --accent1: #5ee0ff;
  --accent2: #8b5cf6;
  --cta-start: #5ee0ff;
  --cta-end: #8b5cf6;
  --white: #ffffff;
  --glass: rgba(255,255,255,0.04);
  --max-width: 1200px;
  --radius: 14px;
  --gap: 18px;
  --hero-height: 86vh;
}

/* Base */
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial; background: linear-gradient(180deg,#021227 0%, #041028 100%); color: var(--white); line-height: 1.45; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* Estilo base para TODOS los icons */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-variation-settings:
    'FILL' 1,
    'wght' 700,
    'GRAD' 0,
    'opsz' 24;
  line-height: 1;
  display: inline-block;
  vertical-align: middle;
  color: var(--accent1);
}

/* === ICONOS EN CARDS (grandes) === */
.card .material-symbols-outlined {
  font-size: 4rem; /* visible en desktop */
}

@media (max-width: 768px) {
  .card .material-symbols-outlined {
    font-size: 2.2rem; /* ligeramente más chico en móviles */
  }
}

/* === ICONOS EN TABLAS (medianos) === */
.comparison-table .material-symbols-outlined {
  font-size: 1.6rem;
}

@media (max-width: 768px) {
  .comparison-table .material-symbols-outlined {
    font-size: 1.4rem;
  }
}


/* ==================== SECCIONES BASE ==================== */
.section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center; /* Centrado vertical */
  align-items: center;     /* Centrado horizontal */
  padding: 60px 20px;
  box-sizing: border-box;
  position: relative;
}

.section .container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
}

@media (max-width: 768px) {
  .section {
    min-height: auto;
    padding: 40px 16px;
  }
}


/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 120;
  background: linear-gradient(180deg, rgba(4,6,11,0.65), rgba(4,6,11,0.3));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}

.logo { display: flex; align-items: center; gap: 12px; }
.logo .brand { display: flex; flex-direction: column; font-size: 14px; color: var(--white); }
.logo small { opacity: 0.85; font-size: 12px; }

.nav { display: flex; align-items: center; gap: 14px; transition: max-height 0.35s ease; }
.nav a { color: var(--white); text-decoration: none; font-weight: 600; opacity: 0.95; padding: 8px 10px; border-radius: 8px; }
.nav a:hover { background: rgba(255,255,255,0.02); }
.cta-link { background: linear-gradient(90deg, var(--cta-start), var(--cta-end)); padding: 8px 12px; border-radius: 10px; color: #021; }

.nav-toggle { display: none; background: none; border: 0; color: var(--white); cursor: pointer; padding: 6px; border-radius: 8px; }
.material-symbols-outlined { font-variation-settings: 'wght' 700; }

/* Mobile nav - Integrado de mejoras para fluidez */
@media(max-width:768px){
  .nav {
    position: fixed;
    top: 60px;
    left: 0; right: 0;
    flex-direction: column;
    background: rgba(4,6,11,0.95);
    backdrop-filter: blur(6px);
    gap: 0; /* Cambio sutil: Mejora compacto en mobile */
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.35s ease;
    z-index: 110;
  }
  .nav.show { max-height: 500px; /* Cambio: Limita para evitar scroll infinito */ }
  .nav a { padding: 12px 20px; width: 100%; }
  .nav-toggle { display: block; }
}

/* ==================== HERO CORREGIDO E INTEGRADO ==================== */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

/* Slides */
.hero-slide {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: row; /* desktop por defecto */
  justify-content: center;
  align-items: center;
  z-index: 1;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.hero-slide.active {
  display: flex;
  opacity: 1;
}

.hero-slide .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2,6,23,0.3), rgba(2,6,23,0.5));
  z-index: 0;
}

/* Contenedor interno */
.hero-inner {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: var(--max-width);
  gap: 36px;
  z-index: 2;
}

/* Copy & media */
.hero-copy, .hero-media {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-copy {
  min-height: 360px;
  transition: min-height 0.35s ease;
}

.hero-copy .title {
  font-size: 36px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero-copy .lead {
  font-size: 18px;
  margin-bottom: 24px;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-media img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 18px 40px rgba(2,6,23,0.6);
}

/* Carousel controls */
.carousel-controls {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  z-index: 6;
}

.carousel-prev, .carousel-next {
  background: rgba(0,0,0,0.35);
  border: 0;
  color: var(--white);
  padding: 10px;
  border-radius: 10px;
  cursor: pointer;
}

.carousel-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.04);
}

.carousel-dot.active {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  box-shadow: 0 6px 20px rgba(139,92,246,0.18);
}

/* ==================== MOBILE & TABLET ==================== */
@media (max-width: 1024px) {
  .hero-inner {
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: 20px;
    padding: 16px;
    height: auto;
  }

  .hero-copy {
    width: 90%;
    text-align: center;
    min-height: auto;
  }

  .hero-copy .title {
    font-size: 32px;
  }

  .hero-copy .lead {
    font-size: 16px;
  }

  .hero-media {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .hero-media img {
    max-width: 100%;
    max-height: 50vh;
    object-fit: contain;
  }

  .hero-slide {
    flex-direction: column;
    position: relative;
    width: 100%;
    height: auto;
  }

  .hero-slide.active {
    display: flex;
  }

  .carousel-controls {
    bottom: 12px;
    gap: 8px;
  }

  .carousel-prev, .carousel-next {
    padding: 8px;
  }
}

/* ==================== MOBILE PEQUEÑO CON INNER EXTENDIDO ==================== */
@media (max-width: 480px) {
  .hero {
    padding-top: 60px; /* si hay header */
  }

  .hero-inner {
    flex-direction: column;
    height: 170vh; /* inner extendido = copy (100vh) + media (70vh) */
    gap: 0;
  }

  .hero-copy {
    height: 100vh; /* primera pantalla completa */
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }

  .hero-copy .title {
    font-size: 28px;
    line-height: 1.2;
    margin-bottom: 12px;
  }

  .hero-copy .lead {
    font-size: 14px;
    margin-bottom: 16px;
  }

  .hero-media {
    height: 70vh; /* segunda pantalla */
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .hero-media img {
    height: 100%;
    width: auto;
    object-fit: contain;
    border-radius: 12px;
  }

  .carousel-controls {
    bottom: 12px;
    gap: 8px;
  }

  .carousel-prev, .carousel-next {
    padding: 8px;
  }
}


/* Trustbar */
.trustbar { display: flex; gap: 12px; margin-top: 14px; list-style: none; padding: 0; flex-wrap: wrap; }
.trustbar li { background: var(--glass); padding: 8px 12px; border-radius: 10px; text-align: center; color: var(--white); }

/* Sections base - Mantenido de actual */
.section-title { text-align: center; font-size: 28px; margin-bottom: 8px; }
.section-sub { text-align: center; color: var(--muted); margin-bottom: 24px; }


/* Contenedor Features */
.features .grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(4, 1fr);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

/* Cards tall adaptativos */
.card.tall {
  min-height: auto; /* quitar altura fija */
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  text-align: center;
}

/* Media queries para responsivo */
@media (max-width: 1100px) {
  .features .grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 720px) {
  .features .grid { grid-template-columns: 1fr; }
  .card.tall { padding: 20px; }
}


/* Grid utils - Integrado con benefits de mejoras */
.grid { display: grid; gap: var(--gap); }
.grid-4 { grid-template-columns: repeat(4,1fr); }
.grid-3 { grid-template-columns: repeat(3,1fr); }
.grid-2 { grid-template-columns: repeat(2,1fr); }

.benefits .grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .hero-inner { grid-template-columns: 1fr; }
  .benefits .grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .nav { display: none; }
  .nav-toggle { display: block; }
  .title.large { font-size: 32px; }
  .hero { padding-top: 92px; }
  .benefits .grid { grid-template-columns: 1fr; }
}

/* Cards y stat-card - Integrado distribución de mejoras */
.card { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); border-radius: var(--radius); padding: 20px; box-shadow: 0 8px 30px rgba(2,6,23,0.6); border: 1px solid rgba(255,255,255,0.03); display: flex; flex-direction: column; gap: 12px; }
.tall { min-height: 360px; padding: 28px; display: flex; flex-direction: column; justify-content: flex-start; align-items: center; text-align: center; }
.card-icon { display: flex; align-items: center; justify-content: center; width: 100%; }
.icon { display: inline-block; font-size: 72px; color: var(--accent1); margin-bottom: 8px; }

.stat-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between; /* Integrado: Distribuye mejor */
  padding: 24px; /* Sutil aumento para aire */
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  box-shadow: 0 8px 30px rgba(2,6,23,0.6);
  border: 1px solid rgba(255,255,255,0.03);
  text-align: center;
}

.stat-num { font-size: 34px; font-weight: 800; color: var(--accent1); margin-bottom: 6px; }
.stat-label { color: var(--muted); }
.stat-note { color: rgba(255,255,255,0.8); margin-top: 8px; }

/* Planes - Mantenido con responsivo */
.plan-head { display: flex; align-items: center; justify-content: space-between; padding: 14px; border-radius: 12px 12px 0 0; background: linear-gradient(90deg, rgba(139,92,246,0.08), rgba(110,231,249,0.06)); }

.price { font-weight: 900; font-size: 24px; color: var(--accent1); }
.price .currency { font-size: 14px; font-weight: 600; color: var(--muted); margin-left: 4px; }

.featured { border: 2px solid var(--accent2); background: linear-gradient(180deg, rgba(139,92,246,0.10), rgba(110,231,249,0.04)); box-shadow: 0 22px 60px rgba(139,92,246,0.18); transform: translateY(-6px); position: relative; z-index: 3; }
.featured::after { content: "Más popular"; position: absolute; top: 12px; right: 12px; background: linear-gradient(90deg, var(--accent1), var(--accent2)); color: #021; font-weight: 700; font-size: 12px; padding: 6px 10px; border-radius: 999px; box-shadow: 0 8px 24px rgba(139,92,246,0.16); pointer-events: none; }
.featured .btn-primary { background: linear-gradient(90deg, var(--accent2), var(--accent1)); color: #021; box-shadow: 0 14px 40px rgba(139,92,246,0.28); transition: transform 0.2s ease, box-shadow 0.2s ease; }
.featured .btn-primary:hover, .featured .btn-primary:focus { transform: translateY(-3px); box-shadow: 0 22px 60px rgba(139,92,246,0.36); outline: none; }

.currency-toggle { display: flex; align-items: center; justify-content: center; gap: 12px; margin: 20px 0 30px; font-weight: 600; color: var(--muted); }
.currency-toggle span { cursor: pointer; transition: color 0.3s ease; }
.currency-toggle span.active { color: var(--accent1); }
.toggle-btn { width: 50px; height: 24px; background: rgba(255,255,255,0.1); border-radius: 20px; position: relative; cursor: pointer; }
.toggle-btn::before { content: ""; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; background: linear-gradient(90deg, var(--accent1), var(--accent2)); border-radius: 50%; transition: transform 0.3s ease; }
.toggle-btn.active::before { transform: translateX(26px); }

.plan-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 460px; padding: 20px; border-radius: var(--radius); background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); border: 1px solid rgba(255,255,255,0.04); box-shadow: 0 6px 18px rgba(0,0,0,0.4); transition: all 0.35s ease; position: relative; }
.plan-card a.btn { margin-top: auto; display: inline-flex; align-items: center; justify-content: center; }
.plan-card:hover, .plan-card:focus-within { border: 1px solid var(--accent1); box-shadow: 0 12px 30px rgba(110,231,249,0.15), 0 6px 18px rgba(139,92,246,0.25); transform: translateY(-4px); }
.plan-card:active { transform: scale(0.98); box-shadow: 0 6px 16px rgba(110,231,249,0.2); }

/* Mejora responsiva para planes - Mantenido */
@media (max-width: 768px) {
  .plan-card {
    min-height: auto; /* Ajusta al contenido en móvil */
    padding: 16px;
    font-size: clamp(14px, 4vw, 16px); /* Escala fuentes */
    transition: all 0.3s ease;
  }

  .price {
    font-size: clamp(20px, 6vw, 24px);
  }

  .btn {
    padding: 10px 16px;
  }
}

/* Section title con degradado */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(90deg, #ff8a00, #e52e71);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 20px;
}

/* Tabla comparativa */
.comparison-table {
  margin-top: 20px;
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.02));
  box-shadow: 0 8px 30px rgba(2,6,23,0.6);
  transition: all 0.3s ease;
}

/* Filas */
.comparison-table .row {
  display: grid;
  grid-template-columns: 1fr 160px 160px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  align-items: center;
  padding: 14px 16px;
  transition: background 0.2s ease;
  cursor: pointer;
}

/* Hover y selección */
.comparison-table .row:hover, .comparison-table .row.selected {
  background: rgba(255,255,255,0.05);
}

/* Header */
.comparison-table .row.head {
  background: linear-gradient(90deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  font-weight: 700;
}

/* Celdas */
.comparison-table .cell { padding: 8px; }
.comparison-table .cell.check {
  text-align: center;
  font-size: 1.6rem;
  display: flex;
  justify-content: center;
  align-items: center;
}


.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-variation-settings: 'FILL' 1, 'wght' 700, 'GRAD' 0, 'opsz' 24;
  font-size: 1.3rem;
  color: var(--accent1);
}

/* Responsive */
@media (max-width: 1100px) {
  .comparison-table .row { grid-template-columns: 1fr 120px 120px; padding: 12px 16px; }
}

@media (max-width: 720px) {
  .comparison-table { display: flex; flex-direction: column; }
  .comparison-table .row { grid-template-columns: 1fr; padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,0.03); }
  .comparison-table .row.head { display: none; }
  .comparison-table .cell { padding: 8px 0; }
  .comparison-table .row .cell::before { content: attr(data-label); font-weight: 600; color: var(--muted); display: block; margin-bottom: 4px; }
  .comparison-table .cell.check::before { content: attr(data-label); color: var(--muted); }
}

@media (max-width: 480px) {
  /* Mantener tabla como tabla, pero en scroll horizontal */
  .comparison-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    border-radius: 8px;
  }

  /* Fila como grid horizontal */
  .comparison-table .row {
    display: grid;
    grid-template-columns: 120px 120px 120px; /* 3 columnas */
    min-width: 360px; /* ancho mínimo para que se lea */
    padding: 8px 12px;
  }

  /* Encabezado compacto */
  .comparison-table .row.head {
    display: grid;
    font-size: 0.8rem;   /* más pequeño */
    font-weight: 600;
    background: rgba(255,255,255,0.05);
  }

  /* Celdas compactas */
  .comparison-table .cell {
    font-size: 0.75rem;
    padding: 6px;
    text-align: center;
  }

  /* Iconos medianos */
  .comparison-table .material-symbols-outlined {
    font-size: 1.4rem;
  }

  /* Ya no usamos ::before en pantallas tan chicas */
  .comparison-table .row .cell::before {
    content: none;
  }
}

/* FAQ accordion - Integrado mejoras para animación suave */
.faq-item {
  overflow: hidden;
  border-radius: 12px;
  margin-bottom: 16px;
  background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.02));
  transition: box-shadow 0.3s ease; /* Agregado: Hover para interacción */
}

.faq-item:hover { box-shadow: 0 12px 28px rgba(2,6,23,0.3); }

.faq-q {
  width: 100%;
  background: transparent;
  border: 0;
  color: var(--white);
  font-weight: 700;
  padding: 16px 12px; /* Sutil aumento para toque */
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 17px;
}

.faq-q .faq-icon { transition: transform 0.3s ease; font-size: 24px; color: var(--accent1); } /* Agregado para rotación */

.faq-item.open .faq-q .faq-icon { transform: rotate(180deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.3s ease; /* Mejora: Transición más suave */
  padding: 0 12px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
  margin-bottom: 12px;
}

@media (max-width: 768px) {
  .faq-q { font-size: 16px; padding: 14px 10px; }
  .faq-a { font-size: 14px; padding: 0 10px; }
}

/* CTA Final */
.final-cta {
  background: linear-gradient(180deg, rgba(2,6,23,0.85), rgba(2,6,23,0.95));
  padding: 80px 20px;
  text-align: center;
  border-radius: 16px;
  margin-top: 60px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  position: relative;
  z-index: 5;
  opacity: 0;             /* oculto de inicio */
  transform: translateY(40px); /* desplazado hacia abajo */
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.final-cta.appear {
  opacity: 1;
  transform: translateY(0); /* entra suavemente */
}

.final-cta .container { max-width: 800px; }

.final-cta .section-title {
  font-size: clamp(32px, 6vw, 40px);
  margin-bottom: 14px;
  color: var(--white);
  line-height: 1.2;
}

.final-cta .section-sub {
  font-size: clamp(18px, 4vw, 20px);
  margin-bottom: 24px;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta .btn-large {
  display: block;
  margin: 0 auto;
  max-width: 320px;
  animation: pulse 2s infinite ease-in-out;
  box-shadow: 0 14px 35px rgba(139,92,246,0.22);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.final-cta .btn-large:hover,
.final-cta .btn-large:focus {
  transform: scale(1.08);
  box-shadow: 0 20px 45px rgba(139,92,246,0.32);
  outline: 4px solid rgba(94,224,255,0.35);
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.03); }
  100% { transform: scale(1); }
}

@media (max-width: 768px) {
  .final-cta { padding: 60px 16px; margin-top: 40px; }
  .final-cta .section-title { font-size: 26px; }
  .final-cta .section-sub { font-size: 16px; }
  .final-cta .btn-large { width: 100%; max-width: none; }
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.3s ease;
}

.btn-primary { 
  background: linear-gradient(90deg, var(--cta-start), var(--cta-end)); 
  color: #021; 
  box-shadow: 0 12px 30px rgba(139,92,246,0.06); 
}

.btn-secondary { background: rgba(255,255,255,0.06); color: var(--white); border: 1px solid rgba(255,255,255,0.04); }
.btn-outline { background: transparent; border: 1px solid rgba(255,255,255,0.06); color: var(--white); }
.btn.large { padding: 16px 24px; font-size: 18px; border-radius: 14px; }
.btn:focus { outline: 3px solid rgba(94,224,255,0.14); outline-offset: 2px; }


/* Footer y otros - Mantenido */
.site-footer { padding: 24px 0; border-top: 1px solid rgba(255,255,255,0.1); text-align: center; font-size: 15px; background: linear-gradient(180deg, #0b152b, #081024); color: #fff; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.footer-inner p { margin: 4px 0; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: center; }
.footer-inner a { color: var(--accent1); font-weight: 600; text-decoration: none; }
.footer-inner a:hover { text-decoration: underline; }
.footer-inner .material-symbols-outlined { font-size: 18px; vertical-align: middle; color: var(--accent2); }
@media (max-width: 720px) { .footer-inner { text-align: center; } }

/* Animations - Integrado will-change para rendimiento */
.fade-in { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; will-change: opacity, transform; /* Agregado: Optimización GPU */ }
.fade-in.visible { opacity: 1; transform: none; }


/* Floating WhatsApp */
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(180deg, #25D366 0%, #128C7E 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.25);
  z-index: 1200;
  text-decoration: none;
  overflow: visible;
}

.whatsapp-float .material-symbols-outlined {
  font-size: 30px;
  line-height: 1;
  pointer-events: none;
}

/* Burbuja estilo chat */
.wa-bubble {
  position: absolute;
  right: 72px;
  bottom: 50%;
  transform: translateY(50%);
  background: #fff;
  color: #333;
  font-size: 14px;
  line-height: 1.4;
  padding: 8px 12px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  max-width: 220px;
  opacity: 0;
  white-space: pre-wrap;
  transition: opacity 0.5s ease;
}

/* Flechita de chat */
.wa-bubble::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent transparent #fff;
}

/* En móviles ocultamos la burbuja */
@media (max-width: 480px) {
  .wa-bubble {
    display: none;
  }
}


/* Trustbar Animation */
.trustbar li { opacity: 0; transition: opacity 0.5s ease; }
.trustbar li.visible { opacity: 1; }