Sports semantic-search real clips

These replace the AI-generated sports row with real Mixkit source motion. The demo prompt now demonstrates three distinct basketball moment searches: action outcome, shot creation, and dribble pattern.

Fast break finish, step-back jumper, outdoor crossover.

1. Fast break finish

Source: Mixkit 44464 · pair playing a match

Result metadata: Q4 · 08:42 · Scene motion + player tracking.

2. Step-back jumper

Source: Mixkit 44468 · one-on-one training

Result metadata: Q4 · 08:49 · Footwork + shot creation.

3. Outdoor crossover

Source: Mixkit 751 · outdoor one-on-one game

Result metadata: Outdoor · 03:18 · Dribble pattern + defender reaction.