:root {
    /* Colors - Industrial, high contrast, no purple-to-blue gradients */
    --color-bg-base: #faf9f7;
    --color-bg-alt: #eae6e0;
    --color-bg-dark: #1a1918;

    --color-text-main: #2b2a29;
    --color-text-muted: #666461;
    --color-text-invert: #f4f3f0;

    --color-accent-main: #d33c1d; /* Signal red */
    --color-accent-hover: #b03218;

    --color-border: #d4d1cd;
    --color-border-dark: #403e3c;

    /* Typography */
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-text: 'Chivo', system-ui, sans-serif;

    /* Scale */
    --step--2: clamp(0.7813rem, 0.7747rem + 0.0326vw, 0.8rem);
    --step--1: clamp(0.9375rem, 0.9158rem + 0.1087vw, 1rem);
    --step-0: clamp(1.125rem, 1.0815rem + 0.2174vw, 1.25rem);
    --step-1: clamp(1.35rem, 1.2761rem + 0.3696vw, 1.5625rem);
    --step-2: clamp(1.62rem, 1.5041rem + 0.5793vw, 1.9531rem);
    --step-3: clamp(1.944rem, 1.771rem + 0.8651vw, 2.4414rem);
    --step-4: clamp(2.3328rem, 2.0827rem + 1.2504vw, 3.0518rem);
    --step-5: clamp(2.7994rem, 2.4468rem + 1.7628vw, 3.8147rem);

    /* Spacing */
    --space-3xs: clamp(0.3125rem, 0.3125rem + 0vw, 0.3125rem);
    --space-2xs: clamp(0.5625rem, 0.5408rem + 0.1087vw, 0.625rem);
    --space-xs: clamp(0.875rem, 0.8533rem + 0.1087vw, 0.9375rem);
    --space-s: clamp(1.125rem, 1.0815rem + 0.2174vw, 1.25rem);
    --space-m: clamp(1.6875rem, 1.6223rem + 0.3261vw, 1.875rem);
    --space-l: clamp(2.25rem, 2.163rem + 0.4348vw, 2.5rem);
    --space-xl: clamp(3.375rem, 3.2446rem + 0.6522vw, 3.75rem);
    --space-2xl: clamp(4.5rem, 4.3261rem + 0.8696vw, 5rem);
    --space-3xl: clamp(6.75rem, 6.4891rem + 1.3043vw, 7.5rem);

    /* Layout */
    --container-max: 1200px;
    --container-padding: var(--space-m);
}