body {
    margin: 0;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, sans-serif;
    
    /* Fixed background configuration */
    background-image: url('/images/bridge.jpg');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    background-attachment: fixed;
}

/* Center Main Card */
.card {
    max-width: 600px;
    width: 100%;
    padding: 32px;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #1a1a1a;
    line-height: 1.6;
}

.card h1 {
    margin-top: 0;
    font-size: 1.75rem;
}

.card p {
    margin-bottom: 0;
}

/* Fixed Bottom-Left Attribution Badge */
.attribution-box {
    position: fixed;
    bottom: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 100;
}

.attribution-box img {
    display: block;
    border-radius: 4px;
    max-width: 100%;
    height: auto;
}

.card a {
    color: #0056b3;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.card a:hover {
    color: #003d80;
}