@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Poppins',sans-serif;
}

body{
min-height:100vh;
display:flex;
align-items:center;
justify-content:center;
background:linear-gradient(135deg,#0f2027,#203a43,#2c5364);
padding:20px;
}

/* wrapper */
.wrapper{
width:100%;
max-width:1200px;
display:flex;
justify-content:center;
}

/* card */
.card{
background:#ffffff;
width:100%;
max-width:420px;
padding:40px 30px;
border-radius:25px;
text-align:center;
box-shadow:0 20px 60px rgba(0,0,0,0.25);
transition:.3s;
}

.card:hover{
transform:translateY(-5px);
}

/* title */
h1{
margin-bottom:25px;
font-size:2rem;
color:#203a43;
}

/* input area */
.field{
margin-bottom:18px;
text-align:left;
}

.field label{
font-weight:600;
font-size:15px;
color:#333;
}

.field input{
width:100%;
padding:12px;
margin-top:6px;
border-radius:10px;
border:1px solid #ccc;
font-size:16px;
transition:.2s;
}

.field input:focus{
border-color:#2c5364;
outline:none;
box-shadow:0 0 0 2px rgba(44,83,100,0.15);
}

/* button */
button{
width:100%;
padding:14px;
margin-top:10px;
border:none;
border-radius:12px;
background:#2c5364;
color:white;
font-size:16px;
font-weight:600;
cursor:pointer;
transition:.25s;
}

button:hover{
background:#203a43;
}

/* result */
.result-box{
margin-top:30px;
padding-top:20px;
border-top:1px solid #eee;
}

.result-box p{
font-weight:600;
color:#444;
margin-bottom:10px;
}

#result{
font-size:40px;
font-weight:700;
color:#2c5364;
margin-bottom:15px;
}

.status span{
font-weight:700;
color:#203a43;
}

/* responsive */
@media(max-width:500px){

.card{
padding:30px 20px;
border-radius:20px;
}

h1{
font-size:1.6rem;
}

#result{
font-size:32px;
}

}