body {
    font-family: 'Roboto', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    line-height: 1.6;
}
header {
    background-color: #0a1a2f;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #0366d6;
    flex-wrap: wrap;
}
header nav {
    display: flex;
    flex-wrap: wrap;
}
header nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #d1e0eb;
    transition: color 0.3s;
}
header nav a:hover {
    color: #fff;
}
header .cta {
    display: flex;
    flex-wrap: wrap;
}
header .cta a {
    margin: 0 10px;
    padding: 10px 20px;
    text-decoration: none;
    color: #fff;
    background-color: #0366d6;
    border-radius: 5px;
    transition: background-color 0.3s;
}
header .cta a:hover {
    background-color: #005bb5;
}
header .cta .login {
    background-color: #24292e;
}
header .cta .login:hover {
    background-color: #1b1f23;
}
.main-banner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding: 30px 50px 50px 50px;
    background: linear-gradient(to right, rgba(15, 38, 69, 0.8), rgba(8, 22, 41, 0.8));
    color: #fff;
}
.main-banner .content {
    flex: 1;
    padding-right: 20px;
}
.main-banner h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
    text-align: left;
}
.main-banner p {
    font-size: 1.2em;
    margin-bottom: 30px;
    text-align: left;
}
.main-banner .cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.main-banner .cta-buttons a {
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}
.btn-primary {
    background-color: #0366d6;
    color: #fff;
}
.btn-primary:hover {
    background-color: #005bb5;
}
.btn-secondary {
    background-color: #24292e;
    color: #fff;
}
.btn-secondary:hover {
    background-color: #1b1f23;
}
.product-image img {
    margin-top: 10px;
    max-width: 100%;
    height: auto;
    border: 1px solid #0366d6; 
    border-radius: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.features, .use-cases {
    padding: 30px 20px 50px 20px;
    background-color: #f9f9f9;
    border-top: 1px solid #eaeaea;
}
.how-it-works, .benefits {
    padding: 50px 20px;
    background-color: #fff;
    border-top: 1px solid #eaeaea;
}
.features h2, .how-it-works h2, .benefits h2, .use-cases h2 {
    margin-top: 0;
    text-align: center;
    margin-bottom: 30px;
    color: #0366d6;
}
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 0 20px;
}
.card {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    border: none;
    border-radius: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 30px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}
.card .icon {
    font-size: 2.5em;
    margin-bottom: 15px;
    color: #0366d6;
}
.card h3 {
    margin-bottom: 15px;
    color: #0366d6;
}
.card p {
    color: #333;
}
.how-it-works ol {
    list-style: none;
    padding: 0;
    counter-reset: step;
}
.how-it-works ol li {
    counter-increment: step;
    margin-bottom: 20px;
    padding-left: 40px;
    position: relative;
}
.how-it-works ol li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: #0366d6;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}
.footer {
    padding: 20px;
    background-color: #0a1a2f;
    text-align: center;
    color: #d1e0eb;
    border-top: 1px solid #eaeaea;
}
.footer a {
    margin: 0 10px;
    text-decoration: none;
    color: #d1e0eb;
    transition: color 0.3s;
}
.footer a:hover {
    color: #fff;
}

.logo {
    margin: 5px;
    height: 48px;
}


/* Responsive Design */
@media (max-width: 768px) {
    header {
        display: none;
    }
    .main-banner {
        flex-direction: column;
        text-align: center;
        padding-top: 20px;
    }
    .main-banner .content {
        padding-right: 0;
    }
    .main-banner h1 {
        font-size: 1.8em;
    }
    .main-banner .cta-buttons {
        margin-bottom: 20px;
    }
    .product-image {
        padding-left: 0;
        text-align: center;
    }
    .card-container {
        padding: 0 10px;
    }
    .card {
        width: calc(100% - 70px);
        margin: 10px 0;
    }
}