*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Arial,Helvetica,sans-serif;
    background:linear-gradient(135deg,#0f172a,#1e3a8a,#0ea5e9);
    min-height:100vh;
    padding:40px 20px;
}

.container{
    max-width:900px;
    margin:auto;
    background:#ffffff;
    border-radius:20px;
    overflow:hidden;
    box-shadow:0 20px 50px rgba(0,0,0,.30);
}

.header{
    background:linear-gradient(90deg,#2563eb,#0ea5e9);
    color:#ffffff;
    text-align:center;
    padding:50px 30px;
}

.header h1{
    font-size:2.2rem;
    margin-bottom:12px;
}

.header p{
    font-size:1.2rem;
}

.content{
    padding:40px;
}

.content h2{
    color:#1e3a8a;
    margin-bottom:15px;
}

.content p{
    color:#555;
    line-height:1.7;
    margin-bottom:35px;
    font-size:17px;
}

label{
    display:block;
    margin-top:20px;
    margin-bottom:8px;
    color:#1e3a8a;
    font-weight:bold;
}

input,
select{
    width:100%;
    padding:14px;
    border:2px solid #d7d7d7;
    border-radius:10px;
    font-size:16px;
    transition:.2s;
}

input:focus,
select:focus{
    outline:none;
    border-color:#2563eb;
}

.hinweis{
    margin-top:6px;
    color:#777;
    font-size:14px;
}

.radio-box{
    margin-top:15px;
    padding:18px;
    background:#f5f9ff;
    border:1px solid #dbe8ff;
    border-radius:12px;
}

.radio-box label{
    display:flex;
    align-items:center;
    gap:10px;
    margin:12px 0;
    color:#333;
    font-weight:normal;
    cursor:pointer;
}

.radio-box input{
    width:auto;
}

button{
    width:100%;
    margin-top:35px;
    padding:18px;
    background:#2563eb;
    color:#ffffff;
    border:none;
    border-radius:10px;
    font-size:18px;
    font-weight:bold;
    cursor:pointer;
    transition:.3s;
}

button:hover{
    background:#1d4ed8;
}

@media(max-width:700px){

.header h1{
    font-size:1.6rem;
}

.header p{
    font-size:1rem;
}

.content{
    padding:25px;
}

.content p{
    font-size:16px;
}

}