* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background: #0e0e14;
    color: #f0f0f0;
    line-height: 1.6;
}

.hero {
    text-align: center;
    padding: 60px 20px;
    background: radial-gradient(circle at top, #1f2933, #0e0e14);
}

.hero-img {
    max-width: 100%;
    border-radius: 12px;
    margin-bottom: 30px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.8;
    margin-bottom: 30px;
}

.btn-download {
    display: inline-block;
    padding: 15px 35px;
    background: #22c55e;
    color: #000;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 8px;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-download:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #22c55e88;
}

.info, .features {
    max-width: 900px;
    margin: 60px auto;
    padding: 0 20px;
}

.features ul {
    list-style: none;
    margin-top: 20px;
}

.features li {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

footer {
    text-align: center;
    padding: 30px;
    font-size: 0.9rem;
    opacity: 0.6;
}