body {
    margin: 0;
    height: 100vh;
    background: black;
    overflow: hidden;
    position: relative;
}

#model-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Stars */
.stars {
    position: fixed;
    width: 1px;
    height: 1px;
    background: white;
    box-shadow: 
        2vw 3vh 2px white,
        10vw 5vh 2px white,
        20vw 8vh 2px white,
        30vw 15vh 2px white,
        40vw 20vh 2px white,
        50vw 12vh 2px white,
        60vw 25vh 2px white,
        70vw 8vh 2px white,
        80vw 18vh 2px white,
        90vw 22vh 2px white,
        15vw 35vh 2px white,
        25vw 45vh 2px white,
        35vw 38vh 2px white,
        45vw 42vh 2px white,
        55vw 48vh 2px white;
}

/* Earth */
.earth {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: auto;
}

@keyframes float {
    0%, 100% { transform: translate(-50%, -50%); }
    50% { transform: translate(-50%, -55%); }
}

/* Song info HUD */
.song-info {
    position: fixed;
    left: 50%;
    top: 10%;
    transform: translateX(-50%);
    padding: 12px 18px;
    background: rgba(0,0,0,0.6);
    color: white;
    font-family: sans-serif;
    white-space: pre-line;
    border-radius: 6px;
    opacity: 0;
    transition: opacity 400ms ease;
    pointer-events: none;
    z-index: 9999;
}