:root{
  --azul: #004488;
  --azul-oscuro: #002a55;
  --blanco: #FFFFFF;
  --gris-suave: #F8F9FA;
  --gris-texto: #333333;
  --whatsapp: #25D366;
  --sombra: 0 10px 30px rgba(0,0,0,0.08);
}

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

html{scroll-behavior:smooth;}

body{
  font-family:'Inter', sans-serif;
  color:var(--gris-texto);
  background:var(--blanco);
  line-height:1.6;
  overflow-x:hidden;
}

img{max-width:100%;display:block;}

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

ul{list-style:none;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

.btn{
  display:inline-block;
  padding:16px 32px;
  border-radius:8px;
  font-weight:700;
  font-size:1rem;
  border:none;
  cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
  text-align:center;
}

.btn-primary{
  background:var(--azul);
  color:var(--blanco);
}
.btn-primary:hover{
  background:var(--azul-oscuro);
  transform:translateY(-3px);
  box-shadow:0 12px 24px rgba(0,68,136,0.35);
}

.btn-outline{
  background:transparent;
  color:var(--blanco);
  border:2px solid var(--blanco);
}
.btn-outline:hover{
  background:var(--blanco);
  color:var(--azul);
  transform:translateY(-3px);
}

.btn-light{
  background:var(--blanco);
  color:var(--azul);
}
.btn-light:hover{
  background:var(--gris-suave);
  transform:translateY(-3px);
  box-shadow:0 12px 24px rgba(0,0,0,0.15);
}

.eyebrow{
  color:var(--azul);
  font-weight:700;
  letter-spacing:1.5px;
  text-transform:uppercase;
  font-size:.85rem;
  margin-bottom:12px;
  display:block;
}

h1,h2,h3{
  font-weight:800;
  line-height:1.2;
}

/* ---------- HEADER ---------- */
header{
  position:fixed;
  top:0;
  left:0;
  width:100%;
  background:var(--blanco);
  box-shadow:0 2px 16px rgba(0,0,0,0.07);
  z-index:1000;
}

.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:80px;
}

.logo img{
  height:46px;
  width:auto;
}

.nav-links{
  display:flex;
  gap:36px;
  align-items:center;
}

.nav-links a{
  font-weight:600;
  font-size:.95rem;
  color:var(--gris-texto);
  position:relative;
  padding:6px 0;
  transition:color .2s ease;
}

.nav-links a::after{
  content:'';
  position:absolute;
  bottom:0;
  left:0;
  width:0%;
  height:2px;
  background:var(--azul);
  transition:width .25s ease;
}

.nav-links a:hover{color:var(--azul);}
.nav-links a:hover::after{width:100%;}

.nav-cta{
  display:flex;
  align-items:center;
  gap:16px;
}

.nav-cta .btn{padding:12px 22px;font-size:.9rem;}

.menu-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  background:none;
  border:none;
  z-index:1100;
}
.menu-toggle span{
  width:28px;
  height:3px;
  background:var(--azul);
  border-radius:3px;
  transition:.3s;
}

/* ---------- HERO ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  background-image:url('../img/flat-lay-composition-cleaning-products-with-copyspace.jpg');
  background-size:cover;
  background-position:center;
  padding-top:80px;
}

.hero::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(120deg, rgba(0,42,85,0.88) 0%, rgba(0,68,136,0.72) 55%, rgba(0,68,136,0.45) 100%);
}

.hero-content{
  position:relative;
  z-index:2;
  max-width:680px;
  color:var(--blanco);
  padding:80px 0;
}

.hero-content .eyebrow{color:#9fd0ff;}

.hero-content h1{
  font-size:3.2rem;
  margin-bottom:20px;
  color:var(--blanco);
}

.hero-content h1 span{
  color:#9fd0ff;
}

.hero-content p{
  font-size:1.15rem;
  margin-bottom:32px;
  color:#e8f0fa;
  max-width:560px;
}

.hero-actions{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
}

.hero-stats{
  display:flex;
  gap:40px;
  margin-top:56px;
  flex-wrap:wrap;
}

.hero-stats div{
  color:var(--blanco);
}

.hero-stats strong{
  display:block;
  font-size:1.8rem;
  font-weight:800;
  color:var(--blanco);
}

.hero-stats span{
  font-size:.85rem;
  color:#cfe2f7;
}

/* ---------- SECTION GENERAL ---------- */
section{
  padding:100px 0;
}

.section-header{
  max-width:680px;
  margin:0 auto 56px;
  text-align:center;
}

.section-header h2{
  font-size:2.4rem;
  color:var(--gris-texto);
  margin-bottom:16px;
}

.section-header p{
  font-size:1.05rem;
  color:#5a5a5a;
}

.bg-suave{background:var(--gris-suave);}

/* ---------- PRODUCTOS HOGAR (B2C) ---------- */
.productos-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}

.productos-img{
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--sombra);
}

.productos-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.productos-img:hover img{transform:scale(1.05);}

.lista-beneficios{
  margin:28px 0 32px;
}

.lista-beneficios li{
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:18px;
  font-size:1.02rem;
}

.check{
  flex-shrink:0;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--azul);
  color:var(--blanco);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:.85rem;
  font-weight:700;
}

.producto-cards{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:64px;
}

.producto-card{
  background:var(--blanco);
  border-radius:14px;
  padding:32px 22px;
  text-align:center;
  box-shadow:var(--sombra);
  transition:transform .3s ease, box-shadow .3s ease;
}

.producto-card:hover{
  transform:translateY(-8px);
  box-shadow:0 18px 40px rgba(0,0,0,0.12);
}

.producto-icon{
  width:64px;
  height:64px;
  border-radius:50%;
  background:rgba(0,68,136,0.1);
  color:var(--azul);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.8rem;
  margin:0 auto 18px;
}

.producto-card h3{
  font-size:1.1rem;
  margin-bottom:10px;
  color:var(--gris-texto);
}

.producto-card p{
  font-size:.92rem;
  color:#666;
}

/* ---------- B2B / EMPRENDEDORES ---------- */
.b2b{
  background:var(--azul-oscuro);
  color:var(--blanco);
  position:relative;
  overflow:hidden;
}

.b2b-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}

.b2b .section-header h2,
.b2b .section-header p{color:var(--blanco);}
.b2b .section-header p{color:#cfe2f7;}

.b2b-img{
  border-radius:16px;
  overflow:hidden;
  box-shadow:0 20px 50px rgba(0,0,0,0.4);
}

.b2b-img img{width:100%;}

.kits-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:56px;
}

.kit-card{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.15);
  border-radius:14px;
  padding:30px;
  transition:.3s ease;
}

.kit-card:hover{
  background:rgba(255,255,255,0.12);
  transform:translateY(-6px);
}

.kit-tag{
  display:inline-block;
  background:var(--whatsapp);
  color:var(--blanco);
  font-size:.75rem;
  font-weight:700;
  padding:4px 12px;
  border-radius:20px;
  margin-bottom:16px;
}

.kit-card h3{font-size:1.3rem;margin-bottom:10px;}
.kit-card p{color:#cfe2f7;font-size:.95rem;margin-bottom:20px;}
.kit-card .precio{
  font-size:1.6rem;
  font-weight:800;
  color:var(--blanco);
  margin-bottom:20px;
}
.kit-card .precio span{
  font-size:.85rem;
  color:#9fd0ff;
  font-weight:500;
}

.b2b-list{margin:28px 0 32px;}
.b2b-list li{
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:18px;
  font-size:1.02rem;
  color:#e8f0fa;
}
.b2b-list .check{background:var(--blanco);color:var(--azul);}

/* ---------- TESTIMONIOS ---------- */
.testimonios-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}

.testimonio-card{
  background:var(--blanco);
  border-radius:14px;
  padding:34px;
  box-shadow:var(--sombra);
  position:relative;
}

.estrellas{
  color:#FFB400;
  margin-bottom:16px;
  font-size:1.1rem;
  letter-spacing:2px;
}

.testimonio-card p{
  font-size:.98rem;
  color:#4a4a4a;
  margin-bottom:24px;
}

.testimonio-autor{
  display:flex;
  align-items:center;
  gap:14px;
}

.avatar{
  width:48px;
  height:48px;
  border-radius:50%;
  background:var(--azul);
  color:var(--blanco);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:1.1rem;
}

.testimonio-autor strong{display:block;font-size:.95rem;color:var(--gris-texto);}
.testimonio-autor span{font-size:.82rem;color:#888;}

/* ---------- CTA FINAL ---------- */
.cta-final{
  background:linear-gradient(120deg, var(--azul) 0%, var(--azul-oscuro) 100%);
  text-align:center;
  color:var(--blanco);
}

.cta-final h2{
  color:var(--blanco);
  font-size:2.4rem;
  margin-bottom:18px;
}

.cta-final p{
  max-width:560px;
  margin:0 auto 36px;
  color:#dce9f7;
  font-size:1.1rem;
}

.cta-final-actions{
  display:flex;
  justify-content:center;
  gap:20px;
  flex-wrap:wrap;
}

/* ---------- FOOTER ---------- */
footer{
  background:#001a33;
  color:#b9cee5;
  padding:70px 0 0;
}

.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:50px;
  border-bottom:1px solid rgba(255,255,255,0.1);
}

.footer-logo img{height:42px;margin-bottom:18px;}

.footer-col h4{
  color:var(--blanco);
  font-size:1rem;
  margin-bottom:20px;
  font-weight:700;
}

.footer-col p, .footer-col a{
  font-size:.9rem;
  color:#b9cee5;
  margin-bottom:12px;
  display:block;
  transition:color .2s ease;
}

.footer-col a:hover{color:var(--blanco);}

.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:26px 0;
  flex-wrap:wrap;
  gap:14px;
  font-size:.85rem;
  color:#8da9c4;
}

.legal-links{
  display:flex;
  gap:24px;
  flex-wrap:wrap;
}

.social-icons{
  display:flex;
  gap:14px;
  margin-top:14px;
}

.social-icons a{
  width:38px;
  height:38px;
  border-radius:50%;
  background:rgba(255,255,255,0.08);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1rem;
}
.social-icons a:hover{background:var(--azul);}

/* ---------- WHATSAPP FLOTANTE ---------- */
.whatsapp-float{
  position:fixed;
  bottom:28px;
  right:28px;
  width:62px;
  height:62px;
  background:var(--whatsapp);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,0.3);
  z-index:1100;
  cursor:pointer;
  animation:pulse 2.4s infinite;
  transition:transform .25s ease;
}
.whatsapp-float:hover{transform:scale(1.08);}

.whatsapp-float svg{width:32px;height:32px;fill:var(--blanco);}

@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(37,211,102,0.5), 0 8px 24px rgba(0,0,0,0.3);}
  70%{box-shadow:0 0 0 16px rgba(37,211,102,0), 0 8px 24px rgba(0,0,0,0.3);}
  100%{box-shadow:0 0 0 0 rgba(37,211,102,0), 0 8px 24px rgba(0,0,0,0.3);}
}

/* ---------- MODAL DE PRESUPUESTO ---------- */
.modal-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,20,40,0.6);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:1200;
  padding:20px;
}

.modal-overlay.activo{display:flex;}

.modal-box{
  background:var(--blanco);
  border-radius:16px;
  padding:40px;
  max-width:460px;
  width:100%;
  position:relative;
  box-shadow:0 30px 60px rgba(0,0,0,0.3);
  animation:aparecer .3s ease;
}

@keyframes aparecer{
  from{opacity:0;transform:translateY(20px);}
  to{opacity:1;transform:translateY(0);}
}

.modal-close{
  position:absolute;
  top:18px;
  right:18px;
  background:none;
  border:none;
  font-size:1.4rem;
  cursor:pointer;
  color:#999;
}

.modal-box h3{font-size:1.4rem;margin-bottom:8px;color:var(--gris-texto);}
.modal-box p{font-size:.92rem;color:#666;margin-bottom:24px;}

.form-group{margin-bottom:16px;}
.form-group label{
  display:block;
  font-size:.85rem;
  font-weight:600;
  margin-bottom:6px;
  color:var(--gris-texto);
}
.form-group input, .form-group select, .form-group textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid #ddd;
  border-radius:8px;
  font-family:inherit;
  font-size:.95rem;
  transition:border-color .2s ease;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{
  outline:none;
  border-color:var(--azul);
}

.modal-box .btn{width:100%;margin-top:8px;}

.form-msg{
  margin-top:14px;
  font-size:.88rem;
  text-align:center;
  color:var(--azul);
  font-weight:600;
  display:none;
}

/* ---------- ANIMACIÓN SCROLL ---------- */
.reveal{
  opacity:0;
  transform:translateY(30px);
  transition:opacity .7s ease, transform .7s ease;
}
.reveal.visible{
  opacity:1;
  transform:translateY(0);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:992px){
  .productos-grid, .b2b-grid{grid-template-columns:1fr;}
  .producto-cards{grid-template-columns:repeat(2,1fr);}
  .kits-grid{grid-template-columns:1fr 1fr;}
  .testimonios-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .hero-content h1{font-size:2.5rem;}
}

@media (max-width:768px){
  .nav-links, .nav-cta .btn-outline{display:none;}
  .menu-toggle{display:flex;}

  .nav-links{
    position:fixed;
    top:80px;
    left:0;
    width:100%;
    background:var(--blanco);
    flex-direction:column;
    align-items:flex-start;
    padding:24px;
    gap:20px;
    box-shadow:0 10px 20px rgba(0,0,0,0.08);
    transform:translateY(-150%);
    transition:transform .3s ease;
  }

  .nav-links.activo{
    transform:translateY(0);
    display:flex;
  }

  .hero-content h1{font-size:2.1rem;}
  .hero-stats{gap:24px;}
  section{padding:70px 0;}
  .producto-cards{grid-template-columns:1fr 1fr;}
  .kits-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section-header h2{font-size:1.9rem;}
}

@media (max-width:480px){
  .producto-cards{grid-template-columns:1fr;}
  .hero-actions{flex-direction:column;width:100%;}
  .hero-actions .btn{width:100%;}
  .whatsapp-float{width:54px;height:54px;bottom:18px;right:18px;}
}