body {
    margin: 0;
    font-family: 'Vazir', sans-serif;
    background: #f7f9fc;
    color: #333;
    direction: rtl;
}

header {
    background: linear-gradient(90deg, #6a11cb, #2575fc);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
}

.logo {
    font-size: 2rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.2);
}

.logo span {
    color: #f7f9fc;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #d1e8ff;
}

main {
    padding: 2rem;
    text-align: center;
}

main h1 {
    font-size: 2.5rem;
    color: #6a11cb;
}

main p {
    font-size: 1.2rem;
    margin-top: 1rem;
    color: #555;
}

main button {
    background: #2575fc;
    color: #fff;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

main button:hover {
    background: #1e63d6;
}

footer {
    background: #333;
    color: #fff;
    padding: 1rem;
    text-align: center;
    margin-top: 2rem;
}

footer a {
    color: #2575fc;
    text-decoration: none;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: flex-start;
    }

    nav ul li {
        margin-left: 0;
        margin-top: 1rem;
    }

    .logo {
        font-size: 1.5rem;
    }

    main h1 {
        font-size: 2rem;
    }
}