*{box-sizing:border-box}

body{
margin:0;
min-height:100vh;
font-family:'Segoe UI',Arial,sans-serif;
color:white;
background:
linear-gradient(rgba(0,8,25,.55),rgba(0,8,25,.75)),
url("backform.png") center/cover fixed;
padding:35px;
}

.hud-form{
max-width:1100px;
margin:auto;
background:rgba(2,18,38,.55);
border:1px solid rgba(0,238,255,.55);
padding:35px;
box-shadow:0 0 35px rgba(0,238,255,.25);
}

.form-header{
text-align:center;
border-bottom:1px solid rgba(0,238,255,.35);
padding-bottom:25px;
}

.form-header h1{
letter-spacing:3px;
color:#00eaff;
text-shadow:0 0 18px cyan;
}

.form-header p{
color:#c8faff;
}

.account-panel{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:12px;
margin:25px 0;
}

button{
background:linear-gradient(90deg,#00eaff,#007cff);
border:1px solid cyan;
color:#001525;
font-weight:bold;
padding:14px;
cursor:pointer;
transition:.3s;
}

button:hover{
box-shadow:0 0 25px cyan;
color:white;
}

.fields{
display:grid;
grid-template-columns:repeat(2,1fr);
gap:18px;
}

label{
display:block;
color:#8feeff;
font-size:14px;
}

input,select,textarea{
width:100%;
margin-top:8px;
padding:14px;
background:rgba(0,15,35,.65);
border:1px solid rgba(0,238,255,.4);
color:white;
}

textarea{
min-height:150px;
resize:vertical;
}

input:focus,select:focus,textarea:focus{
outline:none;
border-color:#00ffff;
box-shadow:0 0 15px rgba(0,238,255,.5);
}

.features{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:10px;
margin:20px 0;
}

.features label{
padding:12px;
border:1px solid rgba(0,238,255,.3);
background:rgba(0,0,0,.25);
}

.upload{
display:block;
border:1px dashed cyan;
padding:25px;
margin:20px 0;
text-align:center;
}

.publish{
width:100%;
font-size:18px;
color:white;
background:linear-gradient(90deg,#00ffff,#008cff);
}

@media(max-width:800px){
.account-panel,.fields,.features{
grid-template-columns:1fr;
}

body{
padding:15px;
}

.hud-form{
padding:20px;
}
}