body {
    background-color: #f4f7f6;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    color: #333;
}

.container {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

p {
    color: #7f8c8d;
}

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 2s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.footer {
    font-size: 0.8rem;
    margin-top: 2rem;
    opacity: 0.6;
}