html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: #f4f4f2;
    color: #111111;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body > canvas {
    display: block;
}

.loading-shell {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    background: #f4f4f2;
}

.loading-mark {
    display: grid;
    width: 48px;
    height: 48px;
    place-items: center;
    border-radius: 14px;
    background: #111111;
    color: #ffffff;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.loading-copy {
    color: rgba(0, 0, 0, 0.58);
    font-size: 14px;
    font-weight: 650;
}