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

body{
    background:#f4f7fb;
    color:#222;
}

header{
    background:#0057d9;
    color:white;
    padding:18px 30px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    font-size:26px;
    font-weight:bold;
}

.logo span{
    margin-left:8px;
}

.home-btn{
    color:white;
    text-decoration:none;
    background:#003f9e;
    padding:10px 18px;
    border-radius:8px;
}

.home-btn:hover{
    background:#002d72;
}

.hero{
    text-align:center;
    padding:60px 20px 30px;
}

.hero h1{
    color:#0057d9;
    font-size:38px;
    margin-bottom:10px;
}

.hero p{
    color:#666;
    font-size:18px;
}

.tracking-box{
    display:flex;
    justify-content:center;
    align-items:center;
    gap:15px;
    margin:35px auto;
    flex-wrap:wrap;
}

.tracking-box input{
    width:350px;
    max-width:90%;
    padding:15px;
    border:2px solid #0057d9;
    border-radius:10px;
    font-size:17px;
}

.tracking-box button{
    padding:15px 25px;
    background:#0057d9;
    color:white;
    border:none;
    border-radius:10px;
    cursor:pointer;
    font-size:16px;
    transition:.3s;
}

.tracking-box button:hover{
    background:#003f9e;
}

.result{
    width:90%;
    max-width:700px;
    margin:30px auto;
}

.card{
    background:white;
    border-radius:15px;
    padding:30px;
    box-shadow:0 8px 25px rgba(0,0,0,.12);
}

.card p{
    margin:15px 0;
    font-size:17px;
    line-height:1.6;
}

.status{
    color:green;
    font-weight:bold;
}

.not-found{
    text-align:center;
    margin:50px;
    color:red;
}

footer{
    margin-top:70px;
    background:#111;
    color:white;
    text-align:center;
    padding:20px;
}

@media(max-width:768px){

.hero h1{
    font-size:30px;
}

.tracking-box{
    flex-direction:column;
}

.tracking-box input{
    width:95%;
}

.tracking-box button{
    width:95%;
}

.card{
    padding:20px;
}

}