html{

    scroll-behavior:smooth;

}

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

body{
    font-family:'Poppins',sans-serif;
    background:#f4f7fb;
    color:#333;
}

nav{
    background:#0d3b66;
    color:white;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 60px;
}

.logo img {
    height: 70px;
    width: auto;
    display: block;
}

.logo{
    align-items:center;
    display:flex;
    font-size:28px;
    font-weight:700;
}

.logo span{
    color:whitesmoke;
}

nav ul{
    list-style:none;
    display:flex;
    gap:25px;
}

nav a{
    color:white;
    text-decoration:none;
}

.hero{
    background:
        linear-gradient(
            rgb(83, 28, 146),
            rgba(68, 55, 79, 0.902)
        ),
        url("../images/Complete Book-01.png");

    background-size:cover;
    background-position:center;

    color:white;
    text-align:center;

    padding:160px 20px;
}

.hero h1{
    font-size:52px;
    margin-bottom:20px;
}

.hero p{
    font-size:22px;
    margin-bottom:30px;
}

button{
  background:#ffb703;

    color:#222;

    border:none;

    padding:16px 38px;

    font-size:18px;

    border-radius:40px;

    font-weight:bold;

    cursor:pointer;

    transition:.3s;
}

button:hover{

    transform:translateY(-3px);

    box-shadow:0 10px 20px rgba(0,0,0,.25);

}

section{
    max-width:1100px;
    margin:70px auto;
    padding:20px;
}

.card{

    transition:.3s;
}

.card:hover{

    transform:translateY(-10px);

    box-shadow:0 15px 30px rgba(0,0,0,.15);

}

.cards{
    display:flex;
    gap:30px;
    margin-top:30px;
}

.card{
    background:white;
    padding:35px;
    border-radius:15px;
    flex:1;
    box-shadow:0 5px 15px rgba(0,0,0,.1);
}

.card h3{
    margin-bottom:15px;
}

footer{
    background:#0d3b66;
    color:white;
    text-align:center;
    padding:30px;
}

@media (max-width:768px){

nav{

    flex-direction:column;

    gap:20px;

}
nav ul{

    flex-direction:column;

}

.cards{

    flex-direction:column;

}

.hero h1{

    font-size:36px;

}

.hero p{

    font-size:18px;

}
form{
    max-width:600px;
    margin:auto;
}

input,
textarea{

    width:100%;

    padding:15px;

    margin-bottom:20px;

    border:1px solid #ccc;

    border-radius:8px;

    font-size:16px;

}

label{

    display:block;

    margin-bottom:8px;

    font-weight:bold;

}

.btn {
    display: inline-block;
    background: #ffb703;
    color: #222;
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 40px;
    font-weight: 600;
    transition: 0.3s;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,.25);
}

}