body {
    background-color: #f8f9fa;
    font-family: Arial, sans-serif;
}

.hero {
    padding: 70px 15px;
    text-align: center;
}

.hero-title {
    font-size: 42px;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 20px;
    color: #555;
    margin-top: 15px;
}

.message-btn {
    font-size: 20px;
    padding: 12px 30px;
}

.section-title {
    font-weight: 700;
    margin-bottom: 30px;
}

.step-card {
    height: 100%;
    border: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

@media (max-width: 576px) {

    .hero {
        padding: 45px 15px;
    }

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

    .hero-subtitle {
        font-size: 17px;
    }

    .message-btn {
        width: 100%;
        font-size: 18px;
    }
}