:root {
    /* Colors - Industrial, high contrast */
    --c-bg: #0a0a0a;
    --c-surface: #111111;
    --c-surface-hover: #1a1a1a;
    --c-border: #333333;

    --c-text-main: #ffffff;
    --c-text-muted: #888888;

    --c-accent: #ff5500; /* Safety orange */
    --c-accent-hover: #e04a00;
    --c-secondary: #ffd700; /* Industrial yellow */

    --c-positive: #00ffaa;
    --c-negative: #ff3333;

    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Work Sans', sans-serif;
    --font-mono: 'Courier New', Courier, monospace;

    /* Fluid Type Scale (roughly clamped between mobile and desktop) */
    --fs-sm: clamp(0.75rem, 0.71rem + 0.2vw, 0.875rem);
    --fs-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --fs-lg: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
    --fs-xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --fs-2xl: clamp(2rem, 1.6rem + 2vw, 3rem);
    --fs-3xl: clamp(2.5rem, 1.8rem + 3.5vw, 4.5rem);

    /* Spacing */
    --space-2: 0.5rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Layout */
    --max-width: 1440px;
    --container-px: var(--space-4);

    /* No soft rounded corners */
    --radius-none: 0;

    /* Transitions */
    --ts-fast: 150ms ease-in-out;
}

@media (min-width: 768px) {
    :root {
        --container-px: var(--space-8);
    }
}