body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0a0f1a;
    color: #e8e8e8;
}

header {
    padding: 20px 0;
    text-align: center;
    background: #111827;
}

.logo {
    margin: 0;
    font-size: 40px;
    color: #4ee1a0;
}

.tagline {
    margin-top: 5px;
    font-size: 16px;
    color: #9ca3af;
}

.hero {
    padding: 80px 20px;
    text-align: center;
    background: linear-gradient(180deg, #111827 0%, #0a0f1a 100%);
}

.hero h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background: #4ee1a0;
    color: #0a0f1a;
    border-radius: 6px;
    text-decoration: none;
    margin-top: 20px;
    font-weight: bold;
}

.features {
    padding: 60px 20px;
    text-align: center;
}

.grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.card {
    background: #1f2937;
    padding: 20px;
    width: 280px;
    border-radius: 8px;
    text-align: left;
}

.contact {
    padding: 60px 20px;
    text-align: center;
    background: #111827;
}

footer {
    text-align: center;
    padding: 20px;
    background: #0a0f1a;
    color: #6b7280;
    font-size: 14px;
}