:root {
  /* ===== Colors ===== */
  --bg: #f6f8fc;
  --bg-subtle: #f0f3f9;
  --surface: #ffffff;
  --surface-hover: #f8faff;
  --border: #e2e8f0;
  --border-light: #f0f3f7;
  --border-focus: #94a3b8;
  --text: #0f172a;
  --text-2: #334155;
  --text-3: #64748b;
  --text-4: #94a3b8;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-light: #eef2ff;
  --green: #10b981;
  --green-bg: #ecfdf5;
  --green-border: #a7f3d0;
  --red: #ef4444;
  --red-bg: #fef2f2;
  --red-border: #fecaca;
  --amber: #f59e0b;
  --amber-bg: #fffbeb;
  --amber-border: #fde68a;
  --blue: #3b82f6;
  --blue-bg: #eff6ff;
  --teal: #14b8a6;
  --teal-bg: #f0fdfa;
  --purple: #8b5cf6;
  --purple-bg: #f5f3ff;

  /* ===== Design System Colors (CRM Enhancements) ===== */
  --ds-navy: #0B1F3A;
  --ds-navy2: #112844;
  --ds-teal: #0E7490;
  --ds-teal2: #0891B2;
  --ds-teal3: #22D3EE;
  --ds-teal-light: #CFFAFE;
  --ds-teal-pale: #ECFEFF;
  --ds-accent: #F59E0B;
  --ds-accent2: #FCD34D;

  /* ===== Spacing Scale ===== */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;
  --space-3xl: 32px;

  /* ===== Typography Scale ===== */
  --text-xs: 11px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-lg: 16px;
  --text-xl: 20px;
  --text-2xl: 28px;
  --text-3xl: 36px;

  /* ===== Radii ===== */
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* ===== Shadows ===== */
  --shadow-sm: 0 1px 3px rgba(15,23,42,0.06);
  --shadow-md: 0 4px 12px rgba(15,23,42,0.08);
  --shadow-lg: 0 8px 24px rgba(15,23,42,0.12);
  --ds-shadow-sm: 0 1px 3px rgba(11,31,58,0.06), 0 1px 2px rgba(11,31,58,0.04);
  --ds-shadow-md: 0 4px 16px rgba(11,31,58,0.08), 0 2px 6px rgba(11,31,58,0.05);
  --ds-shadow-lg: 0 10px 40px rgba(11,31,58,0.12), 0 4px 12px rgba(11,31,58,0.07);

  /* ===== Layout ===== */
  --sidebar-w: 260px;

  /* ===== Fonts ===== */
  --font: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}