body {
    margin: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column; /* Stack header, nav, and canvas vertically */
    align-items: center; /* Align to the top vertically */
    height: 100vh; /* Ensure body takes full viewport height */


    font-family: IBM Plex Mono, monospace;
    background-image: linear-gradient(90deg, #030014 0, #080033 50%, #030014);
    color: #fff;

    width: 100vw;
}


header {
    z-index: 50;
    width: 100vw;
    height: 7vh;
    background: #333;
    background: #030032;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

    header h1 {
        font-size: 2vh;
        margin: 0;
        letter-spacing: 2px;
    }

header .container-lg:before {
    background: radial-gradient(62.87% 100% at 50% 100%,#ffffff38 0,#fff0 100%);
    bottom: 0;
    content: "";
    height: 1px;
    left: 0;
    position: absolute;
    width: 100%
}
.container-lg {
    margin: 0 auto;
    align-items: center;
    display: flex;
    justify-content: space-between;
    position: relative;
    max-width: 1200px;
    height: 100%;
    display: flex;
}

nav {
    height: 5vh;
    display: flex;
    align-items: center;
}

    nav ul {
        list-style: none;
        display: flex;
        margin: 0;
        padding: 0 2vw;
        height: 100%;
    }

    nav li {
        margin-right: 2vw;
        height: 100%;
        display: flex;
        align-items: center;
    }

    nav a {
        color: #fff;
        text-decoration: none;
        font-size: 1.8vh;
        padding: 0 1vw;
        transition: background 0.2s;
        border-radius: 4px;
        height: 60%;
        display: flex;
        align-items: center;
    }

        nav a:hover {
            background: #444;
        }


#canvasWrapper {
    width: 98vw;
    height: 88vh;
    margin: auto;
    box-shadow: 0 0 10px #000;
    border: 1px solid #fff;
}


#gameCanvas {
    display: block;
    width: 100%;
    height: 100%;
    background: #222;
}