:root{
  --navy-deep:#0a1730;
  --navy-1:#0e1c38;
  --navy-2:#16294d;
  --navy-3:#1f3a63;
  --blue:#3f6ea8;
  --blue-light:#7ec8ff;
  --cyan-glow:#8fd3ff;
  --white:#ffffff;
  --off-white:#f4f7fb;
  --gray:#5c6b80;
  --whatsapp:#25D366;
  --radius:14px;
  --shadow: 0 10px 30px rgba(10,23,48,.12);
  --shadow-lift: 0 20px 45px rgba(10,23,48,.18);
  --glow: 0 0 12px rgba(143,211,255,.55), 0 0 32px rgba(63,110,168,.35);
  --font-heading:'Poppins', 'Segoe UI', Arial, sans-serif;
  --font-body:'Inter', 'Segoe UI', Arial, sans-serif;
}

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

html{scroll-behavior:smooth;}

body{
  font-family:var(--font-body);
  color:var(--navy-1);
  background:var(--off-white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1, h2, h3, h4, .logo, .btn{
  font-family:var(--font-heading);
}

/* Animaciones de aparición al hacer scroll */
.fade-in{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .6s ease, transform .6s ease;
}
.fade-in.is-visible{
  opacity:1;
  transform:translateY(0);
}

.container{
  max-width:1140px;
  margin:0 auto;
  padding:0 20px;
}

a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}

/* Botones */
.btn{
  display:inline-block;
  padding:14px 30px;
  border-radius:999px;
  font-weight:600;
  cursor:pointer;
  border:none;
  transition:transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  text-align:center;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:linear-gradient(135deg, var(--blue-light), var(--blue));color:var(--navy-deep);box-shadow:0 6px 18px rgba(63,110,168,.35);}
.btn-primary:hover{box-shadow:0 8px 24px rgba(63,110,168,.5);}
.btn-outline{background:transparent;color:var(--white);border:2px solid var(--blue-light);}
.btn-outline:hover{background:rgba(126,200,255,.12);}
.btn-secondary{background:transparent;color:var(--navy-3);border:2px solid var(--navy-3);margin-top:10px;}
.btn-secondary:hover{background:rgba(31,58,99,.08);}
.btn-whatsapp{background:var(--whatsapp);color:#fff;}
.btn-instagram{background:linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7);color:#fff;}
.btn-block{display:block;width:100%;}

.contact-actions{
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(10,23,48,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  color:var(--white);
  border-bottom:1px solid rgba(126,200,255,.15);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:0 8px 24px rgba(0,0,0,.25);}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 20px;
}
.logo{
  font-size:1.4rem;
  font-weight:800;
  letter-spacing:1px;
  color:var(--white);
}
.logo span{color:var(--blue-light);font-weight:400;}
.main-nav{
  display:flex;
  gap:28px;
}
.main-nav a{
  color:var(--white);
  font-weight:500;
  opacity:.8;
  padding-bottom:2px;
  border-bottom:2px solid transparent;
}
.main-nav a:hover{opacity:1;color:var(--blue-light);}
.main-nav a.active{opacity:1;color:var(--blue-light);border-bottom-color:var(--blue-light);}

.header-actions{
  display:flex;
  align-items:center;
  gap:14px;
}
.cart-btn{
  position:relative;
  background:none;
  border:none;
  font-size:1.3rem;
  color:var(--white);
  cursor:pointer;
}
.cart-count{
  position:absolute;
  top:-6px;
  right:-10px;
  background:var(--blue-light);
  color:var(--navy-deep);
  font-size:.7rem;
  font-weight:700;
  border-radius:50%;
  width:18px;
  height:18px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.menu-toggle{
  display:none;
  background:none;
  border:none;
  color:var(--white);
  font-size:1.4rem;
  cursor:pointer;
}

/* Hero (Home) */
.hero{
  background:radial-gradient(circle at 30% 20%, #294876 0%, #16294d 45%, #0a1730 100%);
  color:var(--white);
  padding:110px 0 100px;
  position:relative;
  overflow:hidden;
  text-align:center;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 80% 70%, rgba(126,200,255,.18), transparent 55%);
  pointer-events:none;
}
.hero-inner{max-width:760px;margin:0 auto;position:relative;z-index:1;}
.hero-eyebrow{
  text-transform:uppercase;
  letter-spacing:3px;
  font-size:.85rem;
  color:var(--blue-light);
  font-weight:700;
  margin-bottom:14px;
}
.hero h1{
  font-size:3rem;
  margin-bottom:20px;
  font-weight:800;
  color:var(--white);
  text-shadow:var(--glow);
  letter-spacing:.5px;
}
.hero p{
  color:#c9d8ee;
  margin-bottom:34px;
  font-size:1.1rem;
}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}

/* Page header (catalog pages) */
.page-hero{
  background:linear-gradient(135deg, var(--navy-deep) 0%, var(--navy-2) 100%);
  color:var(--white);
  padding:56px 0;
  text-align:center;
}
.page-hero .breadcrumb{
  font-size:.85rem;
  color:var(--blue-light);
  margin-bottom:10px;
}
.page-hero .breadcrumb a{opacity:.8;}
.page-hero .breadcrumb a:hover{opacity:1;text-decoration:underline;}
.page-hero h1{font-size:2.1rem;font-weight:800;text-shadow:var(--glow);}
.page-hero p{color:#c9d8ee;margin-top:10px;}

/* Lineas (Home) */
.lineas{padding:80px 0;}
.section-title{
  text-align:center;
  font-size:2rem;
  margin-bottom:12px;
  font-weight:800;
  color:var(--navy-deep);
}
.section-subtitle{
  text-align:center;
  color:var(--gray);
  margin-bottom:44px;
  max-width:560px;
  margin-left:auto;
  margin-right:auto;
}

.lineas-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
  gap:28px;
}
.linea-card{
  background:linear-gradient(160deg, var(--navy-2), var(--navy-deep));
  color:var(--white);
  border-radius:var(--radius);
  padding:40px 32px;
  text-align:center;
  box-shadow:var(--shadow);
  transition:transform .2s ease, box-shadow .2s ease;
  border:1px solid rgba(126,200,255,.15);
}
.linea-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(10,23,48,.28);}
.linea-icon{
  width:72px;
  height:72px;
  margin:0 auto 20px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:radial-gradient(circle, rgba(126,200,255,.25), rgba(126,200,255,.05));
  font-size:2rem;
}
.linea-card h3{font-size:1.4rem;margin-bottom:10px;}
.linea-card p{color:#c9d8ee;margin-bottom:22px;font-size:.95rem;}

/* Value props */
.valores{
  padding:56px 0;
  background:var(--white);
  border-top:1px solid #eef1f6;
  border-bottom:1px solid #eef1f6;
}
.valores-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
  text-align:center;
}
.valor-item{
  display:flex;
  flex-direction:column;
  align-items:center;
}
.valor-item .valor-icon{
  width:56px;
  height:56px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:linear-gradient(135deg, rgba(63,110,168,.12), rgba(126,200,255,.12));
  font-size:1.6rem;
  margin-bottom:14px;
}
.valor-item h4{font-size:1.02rem;margin-bottom:6px;color:var(--navy-deep);font-family:var(--font-heading);font-weight:600;}
.valor-item p{color:var(--gray);font-size:.9rem;}

/* Catalogo */
.catalogo{padding:60px 0 70px;}

.search-bar{
  max-width:520px;
  margin:0 auto 24px;
}
.search-bar input{
  width:100%;
  padding:14px 20px;
  border-radius:999px;
  border:2px solid #dde3ec;
  font-size:1rem;
  outline:none;
  transition:border-color .15s ease;
}
.search-bar input:focus{border-color:var(--blue);}

.filters{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px;
  margin-bottom:40px;
}
.filter-btn{
  padding:10px 20px;
  border-radius:999px;
  border:2px solid var(--navy-3);
  background:transparent;
  color:var(--navy-3);
  font-weight:600;
  cursor:pointer;
  transition:.15s ease;
}
.filter-btn:hover{background:var(--navy-3);color:var(--white);}
.filter-btn.active{background:var(--navy-3);color:var(--white);}

.product-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(240px, 1fr));
  gap:26px;
}

.product-card{
  background:var(--white);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  transition:transform .25s ease, box-shadow .25s ease;
  border:1px solid rgba(10,23,48,.05);
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lift);}
.product-img-wrap{
  aspect-ratio:1/1;
  width:100%;
  overflow:hidden;
  background:var(--navy-deep);
}
.product-img{
  aspect-ratio:1/1;
  width:100%;
  height:100%;
  object-fit:cover;
  background:var(--navy-deep);
  transition:transform .4s ease;
}
.product-card:hover .product-img{transform:scale(1.06);}
.product-info{
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:6px;
  flex:1;
}
.product-cat{
  font-size:.7rem;
  text-transform:uppercase;
  letter-spacing:.8px;
  color:var(--blue);
  font-weight:700;
}
.product-name{font-size:1.05rem;font-weight:600;color:var(--navy-deep);font-family:var(--font-heading);}
.product-price{
  font-size:1.15rem;
  font-weight:700;
  margin-top:2px;
  color:var(--navy-deep);
  font-family:var(--font-heading);
}
.product-card .btn{margin-top:10px;}

/* Contacto */
.contacto{
  background:var(--navy-deep);
  color:var(--white);
  padding:70px 0;
  text-align:center;
}
.contacto .section-title{color:var(--white);}
.contacto p{color:#c9d8ee;margin-bottom:26px;}

/* Footer */
.site-footer{
  background:#080e1c;
  color:#8496b0;
  padding:50px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:32px;
  padding-bottom:32px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-col h5{
  color:var(--white);
  font-family:var(--font-heading);
  font-size:.95rem;
  margin-bottom:14px;
  letter-spacing:.3px;
}
.footer-col p{font-size:.88rem;line-height:1.7;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:.88rem;transition:color .15s ease;}
.footer-col a:hover{color:var(--blue-light);}
.footer-inner{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  text-align:center;
  padding-top:22px;
}
.footer-logo{font-size:1.1rem;color:var(--white);font-family:var(--font-heading);font-weight:700;}
.footer-logo span{color:var(--blue-light);}
.footer-social{color:var(--blue-light);font-weight:600;}
.footer-social:hover{text-decoration:underline;}
.footer-copy{font-size:.82rem;}

@media (max-width:768px){
  .footer-grid{grid-template-columns:1fr;gap:24px;text-align:center;}
  .footer-col ul{align-items:center;}
}

/* Carrito Drawer */
.cart-overlay, .modal-overlay{
  position:fixed;
  inset:0;
  background:rgba(6,12,26,.6);
  opacity:0;
  visibility:hidden;
  transition:.2s ease;
  z-index:90;
}
.cart-overlay.active, .modal-overlay.active{
  opacity:1;
  visibility:visible;
}

.cart-drawer{
  position:fixed;
  top:0;
  right:0;
  bottom:0;
  width:380px;
  max-width:100%;
  background:var(--white);
  z-index:100;
  transform:translateX(100%);
  transition:transform .25s ease;
  display:flex;
  flex-direction:column;
  box-shadow:-6px 0 24px rgba(0,0,0,.15);
}
.cart-drawer.active{transform:translateX(0);}

.cart-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 20px;
  border-bottom:1px solid #eee;
}
.cart-header h3{color:var(--navy-deep);}
.cart-close{background:none;border:none;font-size:1.2rem;cursor:pointer;}

.cart-items{
  flex:1;
  overflow-y:auto;
  padding:16px 20px;
}
.cart-empty{color:var(--gray);text-align:center;margin-top:30px;}

.cart-item{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid #f0f0f0;
}
.cart-item img{
  width:64px;
  height:64px;
  object-fit:cover;
  border-radius:6px;
  background:var(--navy-deep);
  flex-shrink:0;
}
.cart-item-info{flex:1;}
.cart-item-info .name{font-weight:700;font-size:.92rem;color:var(--navy-deep);}
.cart-item-info .meta{font-size:.8rem;color:var(--gray);}
.cart-item-actions{
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:6px;
}
.qty-btn{
  width:22px;
  height:22px;
  border:1px solid #ddd;
  background:#fff;
  border-radius:4px;
  cursor:pointer;
  font-weight:700;
  line-height:1;
}
.remove-item{
  margin-left:auto;
  background:none;
  border:none;
  color:#c0392b;
  cursor:pointer;
  font-size:.8rem;
  font-weight:600;
}

.cart-footer{
  padding:18px 20px;
  border-top:1px solid #eee;
}
.cart-total-group{margin-bottom:14px;}
.cart-total-row{
  display:flex;
  justify-content:space-between;
  font-size:1.1rem;
  color:var(--navy-deep);
}
.cart-total-row + .cart-total-row{margin-top:4px;}

/* Modal producto */
.modal{
  background:var(--white);
  border-radius:var(--radius);
  max-width:420px;
  width:92%;
  margin:60px auto;
  padding:24px;
  position:relative;
  max-height:85vh;
  overflow-y:auto;
}
.modal-close{
  position:absolute;
  top:14px;
  right:14px;
  background:none;
  border:none;
  font-size:1.2rem;
  cursor:pointer;
}
.modal-body img{
  border-radius:var(--radius);
  margin-bottom:16px;
  background:var(--navy-deep);
  aspect-ratio:1/1;
  object-fit:cover;
}
.modal-body h3{font-size:1.3rem;margin-bottom:4px;color:var(--navy-deep);}
.modal-body .product-price{margin-bottom:16px;}
.size-options{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-bottom:20px;
}
.size-btn{
  padding:8px 16px;
  border:2px solid var(--navy-3);
  color:var(--navy-3);
  background:transparent;
  border-radius:6px;
  cursor:pointer;
  font-weight:600;
}
.size-btn.selected{background:var(--navy-3);color:var(--white);}

/* Botón flotante de WhatsApp */
.whatsapp-float{
  position:fixed;
  bottom:24px;
  right:24px;
  width:58px;
  height:58px;
  border-radius:50%;
  background:var(--whatsapp);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.7rem;
  box-shadow:0 8px 24px rgba(37,211,102,.45);
  z-index:80;
  animation:wa-pulse 2.5s ease-in-out infinite;
  transition:transform .15s ease;
}
.whatsapp-float:hover{transform:scale(1.08);}
@keyframes wa-pulse{
  0%, 100%{box-shadow:0 8px 24px rgba(37,211,102,.45);}
  50%{box-shadow:0 8px 24px rgba(37,211,102,.45), 0 0 0 10px rgba(37,211,102,.15);}
}

/* Responsive */
@media (max-width:768px){
  .main-nav{
    position:fixed;
    top:64px;
    left:0;
    right:0;
    background:var(--navy-deep);
    flex-direction:column;
    padding:14px 20px;
    gap:14px;
    display:none;
  }
  .main-nav.open{display:flex;}
  .menu-toggle{display:block;}
  .hero h1{font-size:2rem;}
  .lineas-grid, .valores-grid{grid-template-columns:1fr;}
  .cart-drawer{width:100%;}
}