flowchart TD subgraph DET["Deterministic Floor Control"] A["Music playing
wake latch closed"] B["Music paused for floor
phase=paused_wake_word"] D["Music playing
wake latch renewed/open"] X["Deny ordinary non-wake chatter"] end

subgraph MODEL["Model-Owned Follow-Up Decision"]
    E{"Eligible follow-up<br/>decision layer"}
    P["pause<br/>pause for one reply"]
    U["duck<br/>reply ducks live music"]
    V["pass<br/>leave playback unchanged"]
end

A -- "fresh wake / direct address" --> B
A -- "ordinary chatter" --> X

B -- "assistant reply drains<br/>no active capture" --> D
B -- "wake speaker ordinary follow-up" --> B
B -- "other speaker ordinary chatter" --> X

D -- "latch expires" --> A
D -- "brand-new explicit wake" --> B
D -- "latch-open follow-up" --> E

E -- "pause" --> B
E -- "duck" --> U
E -- "pass" --> V

U -- "reply drains" --> D
V -- "reply ends or [SKIP]" --> D

N["Latch-open eligibility snapshots when capture promotes,<br/>so a turn that started inside the window can still continue."]
N -.-> D

classDef det fill:#173042,stroke:#4f86a6,stroke-width:2px,color:#ffffff
classDef model fill:#2f3b1d,stroke:#8aa05a,stroke-width:2px,color:#ffffff
classDef deny fill:#4a2525,stroke:#b76e6e,stroke-width:2px,color:#ffffff
classDef note fill:#2c2c2c,stroke:#8b8b8b,stroke-dasharray: 5 5,color:#ffffff

class A,B,D det
class E,P,U,V model
class X deny
class N note