body { 
    margin: 0; 
    background-color: #000; 
    color: #fff; 
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    height: 100vh; 
    overflow: hidden; 
}

#poster-container {
    position: relative; 
    height: 100vh; 
    width: 56.25vh; /* Standard 9:16 portrait constraint geometry */
    aspect-ratio: 9 / 16; 
    
    border-radius: 0; 
    box-shadow: none;
    margin: 0 auto; 
    
    background-color: #000000; /* Generates clean black bars for standard poster dimensions */
    overflow: hidden; 
}

.overlay { 
    position: absolute; 
    bottom: 0; 
    left: 0; 
    right: 0; 
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.5) 70%, rgba(0,0,0,0) 100%); 
    padding: 40px 20px 25px 20px; 
    border-bottom-left-radius: 8px; 
    border-bottom-right-radius: 8px; 
    transition: opacity 0.5s ease-in-out;
}

.watching-label { 
    font-size: 0.8rem; 
    text-transform: uppercase; 
    letter-spacing: 2px; 
    color: #aaa; 
    margin-bottom: 12px; 
    display: block; 
}

#users-list { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 20px; 
}

.user-badge { 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    background: rgba(255, 255, 255, 0.1); 
    padding: 6px 14px 6px 8px; 
    border-radius: 20px; 
    backdrop-filter: blur(5px); 
}

.user-avatar { 
    width: 32px; 
    height: 32px; 
    border-radius: 50%; 
    object-fit: cover; 
    border: 1px solid rgba(255, 255, 255, 0.4); 
}

.user-name { 
    font-size: 1.1rem; 
    font-weight: 500; 
}