:root {
  --sidebar-width: 260px;
  --header-height: 56px;
  --primary: #1e3a5f;
  --primary-hover: #162d4a;
  --primary-light: #2d5280;
  --primary-50: #f0f4f8;
  --primary-100: #d9e2ec;
  --primary-200: #bcccdc;
  --green: #10b981;
  --green-dark: #059669;
  --red: #ef4444;
  --red-50: #fef2f2;
  --orange: #f59e0b;
  --bg: #f4f6f9;
  --bg-white: #ffffff;
  --text: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
}
* { margin:0; padding:0; box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
body { font-family:'Inter',system-ui,-apple-system,sans-serif; background:var(--bg); color:var(--text); min-height:100vh; overflow-x:hidden; font-size:14px; }