body {
    font-family: Arial, Helvetica, sans-serif;
    background: #0f172a;
    color: #e5e7eb;
    margin: 0;
}

.header {
    background: #020617;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: #38bdf8;
    margin-left: 15px;
    text-decoration: none;
    font-weight: bold;
}

.hero {
    text-align: center;
    padding: 70px 20px;
}

.btn {
    background: #22c55e;
    color: #022c22;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 6px;
    display: inline-block;
    margin-top: 15px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 40px;
}

.box {
    background: #020617;
    padding: 20px;
    border-radius: 10px;
}

.list li {
    margin: 10px 0;
}

input, button {
    width: 300px;
    max-width: 90%;
    padding: 10px;
    margin: 10px 0;
}

footer {
    background: #020617;
    padding: 20px;
    text-align: center;
    margin-top: 40px;
}

.disclaimer {
    font-size: 13px;
    color: #9ca3af;
}