/* Nova-Terra — Design tokens (Trust & Authority). Light + Dark. */
:root{
  /* Color roles */
  --primary:#1E3A8A; --primary-600:#1D4ED8; --primary-700:#1E40AF;
  --on-primary:#ffffff;
  --secondary:#1E40AF;
  --accent:#B45309;      --accent-hover:#92400E; --on-accent:#ffffff;
  --bg:#F8FAFC;          --surface:#ffffff;      --surface-2:#F1F5F9;
  --fg:#0F172A;          --fg-muted:#475569;     --fg-subtle:#64748B;
  --muted:#E9EEF5;       --border:#CBD5E1;       --border-soft:#E2E8F0;
  --ring:#1E3A8A;        --danger:#DC2626;       --success:#0B6E4F;

  /* Brand surfaces (chrome) */
  --nav-bg:#0B1B3A; --nav-fg:#DCE6FA; --nav-fg-strong:#ffffff;
  --hero-from:#0B1B3A; --hero-to:#1E40AF;

  /* Type */
  --font-head:"Lexend",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Source Sans 3",system-ui,-apple-system,"Segoe UI",sans-serif;

  /* Scale / rhythm */
  --step-0:1rem; --step-1:1.125rem; --step-2:1.5rem; --step-3:2rem; --step-4:2.75rem;
  --radius:14px; --radius-sm:10px; --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow:0 8px 28px rgba(15,23,42,.10);
  --shadow-lg:0 20px 50px rgba(15,23,42,.18);
  --maxw:min(1440px, 95vw);
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:220ms;
}

@media (prefers-color-scheme: dark){
  :root{
    --primary:#60A5FA; --primary-600:#3B82F6; --primary-700:#2563EB;
    --on-primary:#0B1220;
    --secondary:#93C5FD;
    --accent:#F59E0B; --accent-hover:#FBBF24; --on-accent:#1A1206;
    --bg:#0A0F1D; --surface:#111a2e; --surface-2:#0E1729;
    --fg:#E8EEF9; --fg-muted:#A9B6CC; --fg-subtle:#8496B3;
    --muted:#17223b; --border:#26334f; --border-soft:#1c2740;
    --ring:#60A5FA; --success:#34D399;
    --nav-bg:#080D1A; --nav-fg:#B9C6E2; --nav-fg-strong:#ffffff;
    --hero-from:#070c18; --hero-to:#14224a;
    --shadow-sm:0 1px 2px rgba(0,0,0,.5);
    --shadow:0 10px 30px rgba(0,0,0,.5);
    --shadow-lg:0 24px 60px rgba(0,0,0,.6);
  }
}