:root {
    /* OS Colors */
    --bg-color: #000;
    --text-color: #333;
    --text-color-light: #fff;
    --accent-color: #007aff;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --blur-strength: 12px;

    /* Menu Bar */
    --menubar-height: 30px;
    --menubar-bg: rgba(255, 255, 255, 0.85);

    /* Dock */
    --dock-height: 70px;
    --dock-bg: rgba(255, 255, 255, 0.2);

    /* Windows */
    --window-header-height: 30px;
    --window-bg: #f5f5f7;
    --window-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

/* Dark Mode Support (Basic) */
@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #fff;
        --glass-bg: rgba(30, 30, 30, 0.65);
        --menubar-bg: rgba(0, 0, 0, 0.4);
        --window-bg: #1e1e1e;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none; /* OS-like feel */
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    overflow: hidden; /* Prevent body scrolling */
    height: 100vh;
    width: 100vw;
    background-color: #333;
}

#desktop {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: linear-gradient(135deg, #f5d76e 0%, #e67e22 100%); /* Default Wallpaper Fallback */
}

/* Wallpaper Image */
.wallpaper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1477346611705-65d1883cee1e?q=80&w=2070&auto=format&fit=crop'); /* Placeholder Landscape */
    background-size: cover;
    background-position: center;
    z-index: 0;
}

/* Utility Classes */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    border: 1px solid var(--glass-border);
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}