*{box-sizing:border-box}html,body{margin:0;background:#000;color:#fff;font-family:Arial,sans-serif}
header{background:#111;border-bottom:2px solid #900}
.header-home{text-align:center;padding:10px}
.logo{max-width:320px;width:90%}
nav{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;padding:10px}
nav a{color:#fff;text-decoration:none;font-weight:bold}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:20px;max-width:1200px;margin:20px auto;padding:0 16px}
.card{text-decoration:none;color:#fff;background:#181818;border:2px solid #900;border-radius:12px;overflow:hidden}
.card img{width:100%;display:block}.card div{padding:12px}
.social{text-align:center;padding:25px}
.icon-grid{display:grid;grid-template-columns:repeat(2,80px);justify-content:center;gap:18px}
.icon-grid img{width:72px;height:72px;border-radius:12px;transition:.15s}
.icon-grid img:hover{transform:scale(1.08)}
@media(min-width:769px){.icon-grid{display:flex;justify-content:center}.icon-grid img{width:82px;height:82px}}
iframe{width:100%;height:calc(100vh - 70px);border:none;background:#fff}
.catalog-header nav{padding:10px}
@media(max-width:768px){
.logo{max-width:180px}.header-home h1{font-size:18px}
.catalog-header .logo,.catalog-header h1{display:none}
.catalog-header nav{font-size:14px;padding:8px;gap:12px}
iframe{height:calc(100vh - 42px)}
}
.whatsapp-float{position:fixed;right:18px;bottom:18px;width:64px;height:64px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,.4)}
.whatsapp-float img{width:38px;height:38px}


.vf7-brand{text-align:center;margin:10px 0 18px}
.vf7-brand h1{font-size:2rem;margin:0;font-family:Trebuchet MS,Arial,sans-serif;letter-spacing:1px}
.vf7-brand p{margin:.35rem 0 0;font-size:1rem}
.byhumbe{height:26px;vertical-align:middle;margin-left:8px}
.social img,.icon-grid img{width:48px!important;height:48px!important;object-fit:contain}
.whatsapp-float img,.wa img{width:34px!important;height:34px!important}

.vf7-brand{margin-top:-8px!important;margin-bottom:10px!important}
.byhumbe{height:42px!important;vertical-align:middle!important}
.social img,.icon-grid img{
width:48px!important;
height:48px!important;
object-fit:contain!important;
display:block;
}

nav{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:10px}
nav a{background:#2b2b2b;border:1px solid #b00000;border-radius:8px;padding:8px 14px;
color:#fff;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
nav a:hover{transform:scale(1.05);box-shadow:0 4px 10px rgba(0,0,0,.35);border-color:#ff3030}
.social img,.icon-grid img{width:48px!important;height:48px!important;object-fit:contain}

.social a,.icon-grid a{
display:flex!important;
align-items:center;
justify-content:center;
width:56px;
height:56px;
}
.social img,.icon-grid img{
width:40px!important;
height:40px!important;
object-fit:contain!important;
display:block;
margin:auto;
}