/* ==========================================================================
   ENGINE MAIN CSS — CORE ARCHITECTURE & VIEWPORT CONTROL
   ========================================================================== */

:root {
    --void-bg: #010204;
    --glass-bg: rgba(4, 10, 20, 0.65);
    --glass-border: rgba(75, 227, 255, 0.22);
    --glass-border-glow: rgba(75, 227, 255, 0.45);

    --accent: #4be3ff;
    --accent-cyan: #4be3ff;
    --accent-glow: #a6f5ff;
    --accent-gold: #ffcc4d;
    --accent-green: #4dffa0;
    --accent-purple: #c77dff;
    --accent-red: #ff4545;

    --font-mono: 'Courier New', 'Consolas', 'Fira Code', monospace;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
    -webkit-user-select: none;
}

html, body {
    width: 100%;
    height: 100%;
    background: transparent;
    font-family: var(--font-mono);
    overflow: hidden;
    color: var(--accent-glow);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

#app-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background: transparent;
}

#stage {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: transparent;
}

#stage canvas {
    display: block;
    width: 100%;
    height: 100%;
}