html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: #f8fafc;
}

#app {
    width: 100%;
    height: 100%;
}

#loading {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-family: system-ui, sans-serif;
    color: #475569;
}

#loading .track { stroke: #ccfbf1; }
#loading .arc { stroke: #0f766e; }

@media (prefers-color-scheme: dark) {
    html, body { background: #020617; }
    #loading { color: #cbd5e1; }
    #loading .track { stroke: #134e4a; }
    #loading .arc { stroke: #2dd4bf; }
}