.success-page {
    min-height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    background: #f5f7fa;
}

.success-box {
    width: 100%;
    max-width: 650px;
    background: #fff;
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    box-shadow: 0 10px 35px rgba(0,0,0,.12);
}

.success-box h2 {
    color: #198754;
    font-size: 32px;
    margin-bottom: 25px;
}

.success-box p {
    font-size: 20px;
    line-height: 2;
    color: #444;
    margin-bottom: 25px;
}

.success-code {
    display: inline-block;
    background: #fff3cd;
    color: #b45309;
    padding: 15px 30px;
    border-radius: 12px;
    font-size: 28px;
    font-weight: bold;
    margin: 25px 0;
    letter-spacing: 2px;
}

.success-btn {
    display: inline-block;
    margin-top: 20px;
    background: #ffb000;
    color: #000;
    text-decoration: none;
    padding: 15px 35px;
    border-radius: 12px;
    font-size: 18px;
    font-weight: bold;
    transition: .3s;
}

.success-btn:hover {
    background: #e6a000;
    transform: translateY(-3px);
}

@media (max-width:768px) {

    .success-box {
        padding: 35px 25px;
    }

    .success-box h2 {
        font-size: 26px;
    }

    .success-box p {
        font-size: 17px;
    }

    .success-code {
        font-size: 22px;
        padding: 12px 20px;
    }
}