/* Reset for consistency across browsers */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Base (mobile‑first) styles */
html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    background-color: #eeeeee;
}

/* Three.js container fills the viewport */
.full-screen-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background-color: transparent;
}

/* Canvas covers its container and disables default touch gestures */
canvas {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    touch-action: none;
}

/* Desktop and larger screens */
@media (min-width: 768px) {
    /* Future tablet/desktop refinements go here */
}