/* Use a clean, modern system font stack */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* These properties center the container on the screen */
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

/* The White Card */
.container {
    background-color: #ffffff;
    padding: 3rem 4rem;
    border-radius: 16px; /* Smooth rounded corners */
    
    /* A deep, soft shadow to make the card "pop" off the background */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    
    text-align: center;
    max-width: 600px;
    width: 90%; /* Responsive width for mobile */
}

/* Typography */
.title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #111827; /* Very dark grey, almost black */
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.03em; /* Slight tightening for a modern look */
}

.subtext {
    font-size: 1.125rem;
    color: #4b5563; /* Medium grey for contrast */
    line-height: 1.5;
    margin: 0;
}