*{
    box-sizing:border-box;
}

body{
    margin:0;
    background:#f3f6fb;
    font-family:Segoe UI,sans-serif;
}

.hero{
    background:
    linear-gradient(
        135deg,
        #2563eb,
        #1e40af
    );

    color:white;

    text-align:center;

    padding:40px 20px;
}

.hero h1{
    margin:0;
}

.hero p{
    margin-top:10px;
}

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

.stats{
    display:grid;
    grid-template-columns:
    repeat(auto-fit,minmax(180px,1fr));

    gap:15px;

    margin-bottom:25px;
}

.stat-card{
    background:white;
    padding:20px;
    border-radius:18px;

    text-align:center;

    box-shadow:
    0 8px 25px rgba(
        0,0,0,.08
    );
}

.section-title{
    margin-bottom:20px;
}

.exam-card{

    background:white;

    border-radius:18px;

    margin-bottom:15px;

    padding:20px;

    box-shadow:
    0 8px 25px rgba(
        0,0,0,.08
    );
}

.exam-card h3{
    margin-top:0;
}

.btn{

    display:inline-block;

    text-decoration:none;

    background:#2563eb;

    color:white;

    padding:10px 18px;

    border-radius:10px;

    transition:.2s;
}

.btn:hover{

    background:#1e40af;
}

.exam-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.exam-item {
    display: block;
    background: white;
    padding: 14px 18px;
    border-radius: 12px;
    text-decoration: none;
    color: #333;
    font-size: 17px;
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
    transition: .2s;
}

.exam-item:hover {
    background: #eef2ff;
    transform: scale(1.03);
}

.exam-button{

    display:flex;

    align-items:center;

    justify-content:flex-start;

    min-height:90px;

    padding:20px;

    background:white;

    border-radius:18px;

    text-decoration:none;

    color:#1f2937;

    font-size:22px;

    font-weight:500;

    box-shadow:
        0 4px 14px rgba(0,0,0,.08);

    transition:
        transform .25s ease,
        box-shadow .25s ease;

}

.exam-button:hover{

    transform:translateY(-3px);

    box-shadow:
        0 8px 20px rgba(0,0,0,.12);

}

.exam-title{

    line-height:1.4;

}