body{
  margin:0;
  font-family:Arial,sans-serif;
  background:#f4f7fb;
}

.app-container{
  min-height:100vh;
  display:flex;
  justify-content:center;
  align-items:center;
}

.card{
    width:90%;
    max-width:500px;
    background:white;
    padding:30px;
    border-radius:12px;
    box-shadow:0 4px 12px rgba(0,0,0,0.1);
}

.question{
margin-bottom:20px;
}

select{
width:100%;
padding:10px;
}

.btn{
padding:10px 20px;
}

button{
    background:#4f46e5;
    color:white;
    border:none;
    padding:12px 20px;
    border-radius:8px;
    cursor:pointer;
}

#result{
    margin-top:20px;
    font-size:22px;
    font-weight:bold;
}

button:hover{
   opacity:0.9;
   transform:scale(1.02);
   transition:0.2s;
}

@media(max-width:600px){

   .card{
      width:90%;
      padding:20px;
   }

   h1{
      font-size:32px;
   }
}
#result{
    margin-top:30px;
    padding-top:20px;
    border-top:1px solid #ccc;
}

#result ul{
    padding-left:25px;
}

#result li{
    margin-bottom:8px;
}

#result b{
    color:#111;
}

.dark #result b{
    color:white;
}

button{
    margin-right:10px;
}
#result{
    margin-top:25px;
    padding:20px;
    background:#f9fafb;
    border-radius:10px;
    box-shadow:0 2px 8px rgba(0,0,0,0.08);
    line-height:1.6;
}

#result h2{
    color:#2563eb;
}

#result ul{
    padding-left:25px;
}

#result li{
    margin-bottom:8px;
}

#result hr{
    margin:20px 0;
}

#result{
    animation:fadeIn 0.5s ease;
}

@keyframes fadeIn{

    from{
        opacity:0;
        transform:translateY(10px);
    }

    to{
        opacity:1;
        transform:translateY(0);
    }
}

@media(max-width:768px){

.card{
    width:95%;
    padding:20px;
}

button{
    width:100%;
    margin-bottom:10px;
}

}
.dark{
    background:#111827;
    color:white;
}

.dark .card{
    background:#1f2937;
    color:white;
}

.dark #result{
    background:#f9fafb;
    color:#111827;
}

.dark #result p,
.dark #result li,
.dark #result b,
.dark #result h3{
    color:#111827;
}
.dark h1,
.dark h2,
.dark h3,
.dark p,
.dark label,
.dark li,
.dark b{
    color:white;
}

.dark select{
    background:#374151;
    color:white;
    border:1px solid #6b7280;
}

.dark option{
    background:#374151;
    color:white;
}

.dark button{
    background:#2563eb;
    color:white;
}


.dark #result h2{
    color:#60a5fa;
}

.dark a{
    color:#93c5fd;
}

@media print {

    button,
    select,
    .back-link,
    h1,
    .question {
        display: none;
    }

    #result {
        display: block;
        width: 100%;
        font-size: 18px;
    }

    body {
        background: white;
    }

    .card {
        box-shadow: none;
        border: none;
    }
}