:root{--color-primary:#2563eb;--color-primary-dark:#1d4ed8}body{font-family:Inter,system-ui,-apple-system,sans-serif;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .3s ease,color .3s ease}.dark body{background-color:#111827;color:#f3f4f6}.text-primary{color:var(--color-primary)}.bg-primary{background-color:var(--color-primary)}.bg-primary-dark,.hover\:bg-primary-dark:hover{background-color:var(--color-primary-dark)}.hover\:text-primary:hover{color:var(--color-primary)}.focus\:ring-primary:focus{--tw-ring-color:var(--color-primary)}