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

body{
    background:#f4f7fb;
    color:#333;
}

.navbar{
    width:100%;
    padding:20px 60px;
    background:white;
    display:flex;
    justify-content:space-between;
    align-items:center;
    box-shadow:0 2px 10px rgba(0,0,0,0.08);
}

.logo{
    font-size:28px;
    font-weight:bold;
    color:#2563eb;
}

.nav-links{
    display:flex;
    gap:30px;
    list-style:none;
}

.nav-links a{
    text-decoration:none;
    color:#333;
    font-weight:600;
    transition:0.3s;
}

.nav-links a:hover{
    color:#2563eb;
}

.hero{
    min-height:90vh;
    display:flex;
    justify-content:center;
    align-items:center;
    padding:40px;
}

.hero-content{
    text-align:center;
    max-width:800px;
}

.hero-content h1{
    font-size:55px;
    color:#2563eb;
    margin-bottom:20px;
}

.hero-content p{
    font-size:18px;
    line-height:1.8;
    color:#555;
}

.hero-buttons{
    margin-top:35px;
}

.btn{
    display:inline-block;
    padding:14px 32px;
    background:#2563eb;
    color:white;
    text-decoration:none;
    border-radius:10px;
    margin:10px;
    transition:0.3s;
}

.btn:hover{
    background:#1e4fc7;
}

.secondary{
    background:#64748b;
}

.secondary:hover{
    background:#475569;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
    padding:50px 0;
}

.title{
    text-align:center;
    font-size:40px;
    margin-bottom:40px;
    color:#2563eb;
}

.form-box{
    background:white;
    padding:40px;
    border-radius:20px;
    max-width:600px;
    margin:auto;
    box-shadow:0 5px 20px rgba(0,0,0,0.08);
}

.form-box h1{
    margin-bottom:30px;
    text-align:center;
    color:#2563eb;
}

.form-box label{
    font-weight:bold;
    margin-top:15px;
    display:block;
}

.form-box input{
    width:100%;
    padding:14px;
    margin-top:10px;
    border:1px solid #ccc;
    border-radius:10px;
    font-size:16px;
}

.form-box small{
    color:#666;
    display:block;
    margin-top:5px;
}

.form-box button{
    width:100%;
    padding:15px;
    border:none;
    border-radius:10px;
    background:#2563eb;
    color:white;
    margin-top:30px;
    font-size:18px;
    cursor:pointer;
    transition:0.3s;
}

.form-box button:hover{
    background:#1e4fc7;
}

.results-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:25px;
}

.result-card{
    background:white;
    padding:30px;
    border-radius:18px;
    text-align:center;
    box-shadow:0 5px 15px rgba(0,0,0,0.08);
}

.result-card h2{
    color:#2563eb;
    margin-bottom:15px;
}

.result-card p{
    font-size:28px;
    font-weight:bold;
}

.chart-box{
    background:white;
    padding:30px;
    border-radius:20px;
    margin-top:40px;
    box-shadow:0 5px 20px rgba(0,0,0,0.08);
}

.chart-box h2{
    margin-bottom:20px;
    color:#2563eb;
}

table{
    width:100%;
    border-collapse:collapse;
    background:white;
    border-radius:20px;
    overflow:hidden;
    box-shadow:0 5px 20px rgba(0,0,0,0.08);
}

table th{
    background:#2563eb;
    color:white;
    padding:18px;
}

table td{
    padding:16px;
    text-align:center;
    border-bottom:1px solid #eee;
}

.image-grid{
    margin-top:40px;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(350px,1fr));
    gap:20px;
}

.img-card{
    background:white;
    padding:20px;
    border-radius:20px;
    box-shadow:0 5px 20px rgba(0,0,0,0.08);
}

.img-card img{
    width:100%;
    border-radius:15px;
}

.about-box{
    background:white;
    padding:40px;
    border-radius:20px;
    box-shadow:0 5px 20px rgba(0,0,0,0.08);
    line-height:1.8;
}

@media(max-width:768px){

    .navbar{
        flex-direction:column;
        gap:20px;
        padding:20px;
    }

    .nav-links{
        flex-wrap:wrap;
        justify-content:center;
    }

    .hero-content h1{
        font-size:38px;
    }

    .form-box{
        width:100%;
    }
}