/* Sinuous Easter Egg - Full-screen game overlay */
#sinuous-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #111;
    z-index: 10000;
    display: none;
    cursor: none;
}

#sinuous-overlay.active {
    display: block;
}

#sinuous-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

#sinuous-close {
    position: fixed;
    top: 15px;
    right: 20px;
    z-index: 10001;
    color: #666;
    font-size: 28px;
    cursor: pointer;
    font-family: Arial, sans-serif;
    line-height: 1;
    transition: color 0.2s;
    background: none;
    border: none;
    padding: 0;
}

#sinuous-close:hover {
    color: #fff;
}

#sinuous-trigger {
    display: inline-block;
    cursor: pointer;
    opacity: 0.3;
    transition: opacity 0.3s;
    font-size: 11px;
    margin-left: 6px;
    color: #999;
    vertical-align: middle;
}

#sinuous-trigger:hover {
    opacity: 1;
}