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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    max-width: 800px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1 {
    color: #667eea;
    margin-bottom: 10px;
    font-size: 2.5em;
}

.subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 1.1em;
}

.info-section {
    margin: 25px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.info-section h2 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.info-item {
    margin: 10px 0;
    display: flex;
    align-items: center;
}

.info-label {
    font-weight: 600;
    color: #555;
    min-width: 120px;
}

.info-value {
    color: #333;
}

.download-btn {
    display: inline-block;
    background: #667eea;
    color: white;
    padding: 12px 30px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    margin: 20px 0;
}

.download-btn:hover {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.links {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.links a {
    color: #667eea;
    text-decoration: none;
    margin-right: 20px;
    transition: color 0.3s ease;
}

.links a:hover {
    color: #764ba2;
    text-decoration: underline;
}

footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
    text-align: center;
    color: #666;
    font-size: 0.9em;
}

@media (max-width: 600px) {
    .container {
        padding: 25px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    .info-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .info-label {
        margin-bottom: 5px;
    }
}