body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background: #151515;
    color: #f0f0f0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    max-width: 800px;
    width: 90%;
    padding: 30px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

header {
    margin-bottom: 2rem;
}

h1 {
    color: #333;
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-align: center;
}

.tagline {
    color: #555;
    font-size: 1.1rem;
    margin-top: 0;
}

.features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
}

.feature-card {
    flex: 1;
    padding: 1.5rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h2 {
    color: #28a745;
    margin-top: 0;
}

.feature-card p {
    color: #333;
}

.btn {
    display: inline-block;
    padding: 12px 20px;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    margin-top: 1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.4);
}

footer {
    margin-top: 3rem;
    color: #777;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    .features {
        flex-direction: column;
    }
    
    .container {
        padding: 20px;
        margin: 1rem;
    }
}