body {
    margin: 0;
    padding: 0;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: #f7f7f7;
    color: #222;
}

.container {
    max-width: 500px;
    margin: 40px auto;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    padding: 32px 24px 16px 24px;
}

header {
    text-align: center;
    margin-bottom: 24px;
}

h1 {
    font-size: 2.5rem;
    margin: 0 0 8px 0;
    color: #2e7d32;
    letter-spacing: 2px;
}

.subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 0;
}

.logo {
    display: block;
    margin: 0 auto 16px auto;
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 50%;
    background: #e0f2f1;
}

.intro {
    text-align: center;
    margin-bottom: 32px;
}

.features {
    margin-bottom: 32px;
}

.features h2 {
    font-size: 1.3rem;
    color: #388e3c;
    margin-bottom: 12px;
}

.features ul {
    padding-left: 20px;
}

.features li {
    margin-bottom: 8px;
    font-size: 1rem;
}

.cta {
    text-align: center;
    margin-bottom: 24px;
}

.download-btn {
    display: inline-block;
    background: #43a047;
    color: #fff;
    padding: 12px 32px;
    border-radius: 24px;
    font-size: 1.1rem;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
}
.download-btn:hover {
    background: #2e7d32;
}

footer {
    text-align: center;
    color: #aaa;
    font-size: 0.95rem;
    margin-top: 16px;
}