OptionalcssExplicit, mirrors the server adapter. PayZen selects TEST/LIVE by the key set.
OptionalformForm to render on mount — see PayZenFormMode. Default "embedded" (card-only, host-button-driven), the pre-smartForm behavior.
OptionalgetTest seam: KR global lookup override.
OptionalloadTest seam: full asset injection (stylesheet + script) override.
OptionalpaymentWallet/APM enablement varies per shop contract — override the conservative card-only default in lock-step with the server adapter once the Back Office lists the contract. Overrides wholesale.
Back Office "Public key" (kr-public-key), format shopId:testpublickey_… — browser-safe.
Optionalscriptkrypton-client script URL — per-shop config in the Back Office, not a constant.
Theme stylesheet URL; defaults to the neon reset (unthemed, host CSS styles the fields).