* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    padding: 20px;
}

.container {
    max-width: 800px;
    width: 100%;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 60px 40px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.logo h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
}

.logo h2 {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 8px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.content h3 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.tagline {
    font-size: 1.3rem;
    margin-bottom: 15px;
    opacity: 0.95;
    font-weight: 500;
}

.description {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 50px;
    opacity: 0.85;
}

.features {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 40px;
}

.feature {
    flex: 1;
    min-width: 150px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    transition: transform 0.3s ease, background 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
}

.feature .icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 10px;
}

.feature p {
    font-size: 1rem;
    font-weight: 500;
}

footer {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

footer p {
    font-size: 0.9rem;
    opacity: 0.7;
    font-style: italic;
}

@media (max-width: 768px) {
    .container {
        padding: 40px 20px;
    }

    .logo h1 {
        font-size: 3rem;
    }

    .logo h2 {
        font-size: 1.5rem;
        letter-spacing: 5px;
    }

    .content h3 {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .description {
        font-size: 1rem;
    }

    .features {
        flex-direction: column;
    }
}