/* === Design Tokens === */
:root {
    /* Colors */
    --navy: #0F1A2E;
    --navy-light: #1E293B;
    --emerald: #10B981;
    --emerald-hover: #059669;
    --emerald-soft: #ECFDF5;
    --amber: #F59E0B;
    --red: #EF4444;
    --white: #F8FAFC;
    --pure-white: #FFFFFF;

    /* Text */
    --text-heading: #0F1A2E;
    --text-body: #334155;
    --text-secondary: #64748B;
    --text-inverse: #F8FAFC;

    /* Backgrounds */
    --bg-main: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-nav: #0F1A2E;
    --bg-section: #F8FAFC;
    --bg-footer: #0F1A2E;

    /* Borders */
    --border: #E2E8F0;
    --border-light: #F1F5F9;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(15, 26, 46, 0.05);
    --shadow-md: 0 4px 12px rgba(15, 26, 46, 0.08);
    --shadow-lg: 0 8px 24px rgba(15, 26, 46, 0.12);

    /* Typography */
    --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
    --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Sizing */
    --content-width: 680px;
    --wide-width: 1120px;
    --nav-height: 64px;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Transitions */
    --transition: 0.15s ease;
}