*{
box-sizing:border-box;
}

body{
margin:0;
font-family:Inter,Arial,sans-serif;
background:linear-gradient(135deg,#111827,#020617);
min-height:100vh;
color:white;
}

.header{
display:flex;
justify-content:space-between;
align-items:center;
padding:35px 8%;
}

.logo{
display:flex;
align-items:center;
gap:15px;
font-size:28px;
}

.logo span{
display:block;
color:#22d3ee;
}

.logo-icon{
width:48px;
height:48px;
border-radius:15px;
background:linear-gradient(135deg,#2563eb,#06b6d4);
display:flex;
align-items:center;
justify-content:center;
font-weight:bold;
}

.admin{
background:#8b5cf6;
color:white;
padding:14px 25px;
border-radius:15px;
text-decoration:none;
}

.layout{
width:88%;
margin:auto;
display:grid;
grid-template-columns:1fr 1fr;
gap:35px;
}

.panel{
background:rgba(255,255,255,.10);
border:1px solid rgba(255,255,255,.2);
backdrop-filter:blur(20px);
border-radius:28px;
padding:40px;
}

h1{
font-size:44px;
}

.subtitle{
color:#cbd5e1;
font-size:18px;
}

.platforms{
display:grid;
grid-template-columns:1fr 1fr;
gap:18px;
margin:35px 0;
}

.platform{
height:70px;
border:0;
border-radius:16px;
background:#172554;
color:white;
font-size:18px;
font-weight:bold;
}

.platform.active{
background:linear-gradient(90deg,#2563eb,#06b6d4);
}

input{
width:100%;
padding:18px;
border-radius:14px;
border:0;
font-size:16px;
}

.consult{
width:100%;
margin-top:18px;
padding:18px;
border:0;
border-radius:14px;
background:#10b981;
color:white;
font-weight:bold;
}

.instructions h2{
text-align:center;
}

.step{
display:flex;
align-items:center;
gap:20px;
margin:25px 0;
font-size:18px;
}

.step b{
background:#06b6d4;
color:#001;
width:40px;
height:40px;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
}

@media(max-width:900px){
.layout{
grid-template-columns:1fr;
}
}