:root{
  --blue:#006dff; --dark:#073b82; --cyan:#00c2ff; --yellow:#ffd429; --green:#25d366;
  --text:#172033; --muted:#64748b; --bg:#f5f8fc; --white:#fff; --danger:#dc2626;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:var(--dark)}
.topbar{position:sticky;top:0;z-index:10;background:#fff;box-shadow:0 6px 22px rgba(0,0,0,.08);display:flex;align-items:center;justify-content:space-between;padding:14px 7%}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--dark)}
.brand-logo{background:var(--yellow);color:var(--dark);padding:10px 14px;border-radius:12px;font-size:24px}
nav a{margin-left:16px;font-weight:700}
.pill{background:var(--dark);color:white!important;padding:10px 14px;border-radius:999px}
.hero{min-height:520px;background:linear-gradient(135deg,rgba(7,59,130,.95),rgba(0,109,255,.85)),url('../img/bg.svg');background-size:cover;display:flex;align-items:center;padding:7%;color:white}
.hero-text{max-width:780px}
.badge{background:rgba(255,255,255,.18);padding:10px 16px;border-radius:999px;font-weight:800}
h1{font-size:56px;line-height:1.05;margin:18px 0}
.hero p,.lead{font-size:21px;line-height:1.6}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.btn{display:inline-block;border:none;border-radius:12px;padding:13px 18px;font-weight:900;cursor:pointer;text-align:center}
.primary{background:var(--yellow);color:var(--dark)}
.whatsapp{background:var(--green);color:white}
.danger{background:var(--danger);color:white}
.section{padding:48px 7%}
.section h2,.page-title h1{font-size:38px;margin:0 0 12px}
.page-title{background:linear-gradient(135deg,var(--dark),var(--blue));color:white;padding:55px 7%}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.cards article,.panel,.product-card{background:white;border-radius:22px;padding:25px;box-shadow:0 10px 28px rgba(0,0,0,.08)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.steps div{background:white;border-radius:20px;padding:22px}
.steps span{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:50%;background:var(--yellow);font-weight:900;color:var(--dark)}
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.product-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.product-card img{width:100%;height:230px;object-fit:cover;background:#eaf0f8}
.product-body{padding:20px;flex:1}
.tag{display:inline-block;background:#e6f2ff;color:var(--dark);padding:6px 10px;border-radius:999px;font-size:13px;font-weight:800}
.presentation{color:var(--muted);font-weight:700}
.price{display:block;color:var(--dark);font-size:32px;margin:12px 0}
.full{margin:0 20px 20px}
.filters,.inline-form{display:grid;grid-template-columns:2fr 1fr auto;gap:12px;margin-bottom:28px}
input,select,textarea{width:100%;padding:13px;border:1px solid #d7dde8;border-radius:12px;font-size:15px}
textarea{min-height:120px}
.login-box{min-height:420px;display:flex;align-items:center;justify-content:center;padding:40px}
.login-box .panel{max-width:430px;width:100%}
.login-box input{margin-bottom:12px}
.alert{background:#fee2e2;color:#991b1b;padding:12px;border-radius:12px;margin-bottom:12px}
table{width:100%;border-collapse:collapse;background:white;border-radius:18px;overflow:hidden;box-shadow:0 10px 28px rgba(0,0,0,.08)}
th,td{padding:14px;border-bottom:1px solid #eef2f7;text-align:left}
.thumb{width:70px;height:55px;object-fit:cover;border-radius:8px}
.text-danger{color:var(--danger)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.form-grid .full{grid-column:1/-1;margin:0}
.footer{background:#061e45;color:white;display:grid;grid-template-columns:2fr 1fr;gap:25px;padding:42px 7%}
.footer a{color:white}
@media(max-width:850px){
  .topbar{align-items:flex-start;flex-direction:column;gap:10px}
  nav a{display:inline-block;margin:6px 10px 6px 0}
  h1{font-size:40px}
  .filters,.inline-form,.form-grid,.footer{grid-template-columns:1fr}
}