/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #000000;
    color: #ffffff;
    overflow-x: hidden;
}

/* Container and layout */
.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    text-align: center;
}

.content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    max-width: 800px;
    width: 100%;
}

/* Typography */
.main-heading {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.subtitle {
    font-size: clamp(1.1rem, 3vw, 1.4rem);
    font-weight: 300;
    color: #cccccc;
    margin-bottom: 3rem;
    line-height: 1.4;
    max-width: 600px;
}

/* Features section */
.features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.feature {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 400;
    color: #ffffff;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    margin-top: auto;
    padding-top: 2rem;
}

.footer p {
    font-size: 0.85rem;
    color: #666666;
    font-weight: 300;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }
    
    .features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .feature {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }
    
    .main-heading {
        margin-bottom: 1rem;
    }
    
    .subtitle {
        margin-bottom: 2rem;
    }
    
    .features {
        margin-bottom: 3rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .feature {
        transition: none;
    }
    
    .feature:hover {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .feature {
        border-color: #ffffff;
        background-color: rgba(255, 255, 255, 0.1);
    }
    
    .subtitle {
        color: #ffffff;
    }
}
