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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.6;
}

.container {
    text-align: center;
    max-width: 600px;
    padding: 3rem 2rem;
    background: rgba(40, 40, 40, 0.8);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.icon {
    font-size: 4rem;
    margin-bottom: 2rem;
    opacity: 0.7;
    animation: fadeIn 1s ease-in;
}

h1 {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: #ffffff;
    animation: slideUp 0.8s ease-out;
}

.subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #b0b0b0;
    font-weight: 300;
    animation: slideUp 0.8s ease-out 0.2s both;
}

.message {
    font-size: 1rem;
    margin-bottom: 2.5rem;
    color: #888;
    line-height: 1.8;
    animation: slideUp 0.8s ease-out 0.4s both;
}

.author-button {
    display: inline-block;
    padding: 0.8rem 2rem;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #444 0%, #555 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 0.95rem;
    font-weight: 400;
    transition: all 0.3s ease;
    animation: slideUp 0.8s ease-out 0.6s both;
}

.author-button:hover {
    background: linear-gradient(135deg, #555 0%, #666 100%);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0; 
        transform: translateY(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

@media (max-width: 768px) {
    .container {
        margin: 1rem;
        padding: 2rem 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
}