:root{ --primary:#0080ff; --dark:#0e172a; --muted:#6b7280; --bg:#ffffff; }
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:#fff;color:var(--dark);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial}
a{color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 16px}
header{position:sticky;top:0;background:#fff;border-bottom:1px solid #eef2f7;z-index:50}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:72px;width:auto}
.nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav a{text-decoration:none;font-weight:600}
.cta{background:linear-gradient(45deg,var(--primary),#0066cc);color:#fff;border:none;border-radius:999px;padding:10px 14px;font-weight:700;cursor:pointer}
.cart-btn{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e6eefc;border-radius:10px;padding:8px 12px;cursor:pointer}
.cart-count{background:var(--primary);color:#fff;font-weight:800;border-radius:999px;padding:2px 8px}
.hero{padding:64px 0;text-align:center}
.hero h1{font-size:40px;margin:8px 0}
.hero p{color:var(--muted);max-width:840px;margin:0 auto;font-size:18px}
.section{padding:56px 0}
.grid{display:grid;gap:20px}
.grid-auto{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:#fff;border:1px solid #eef2f7;border-radius:14px;padding:18px;box-shadow:0 8px 24px rgba(2,6,23,0.04)}
.card h3{margin:6px 0 8px}
.product-price{color:var(--primary);font-weight:800}
.footer{background:#0b1220;color:#cbd5e1;text-align:center;padding:28px 0;margin-top:40px}
.footer small{color:#94a3b8}
.whatsapp-float{position:fixed;right:20px;bottom:20px;z-index:70}
.whatsapp-float .fab{background:#25d366;color:#fff;border-radius:999px;padding:14px 16px;font-size:22px;box-shadow:0 10px 24px rgba(37,211,102,.2)}
.cart-panel{position:fixed;right:0;top:0;height:100vh;width:380px;max-width:100%;background:#fff;border-left:1px solid #e2e8f0;box-shadow:-20px 0 40px rgba(2,6,23,.12);transform:translateX(110%);transition:transform .28s ease;z-index:80;padding:18px;display:flex;flex-direction:column}
.cart-panel.open{transform:translateX(0)}
.cart-item{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #f1f5f9;padding:8px 0}
.muted{color:#64748b}
@media(max-width:1024px){ .brand img{height:64px} .hero h1{font-size:34px} }
@media(max-width:720px){ .header-inner{height:70px} .brand img{height:56px} .nav{gap:10px} .hero{padding:42px 0} .hero h1{font-size:28px} .hero p{font-size:16px} }