Follow the requirements below

Follow the requirements below. User original request: /music 生成可无缝循环的横版雨林遗迹关卡背景音乐：明快冒险，轻打击乐、木管与马林巴质感，约 60–90 秒，无人声，适合跳跃探索和短促战斗，开头结尾可自然衔接。产物命名“雨林遗迹冒险｜循环背景音乐”，生成后持久化并回填当前画布。 Xiaowei execution brief: 生成约 75 秒、无人声且可无缝循环的雨林遗迹横版关卡背景音乐，并将产物持久化回填当前画布。 为横版雨林古文明遗迹关卡创作一首可无缝循环的背景音乐。整体明快、富有冒险感，适合跳跃探索，并能承托短促战斗；采用轻盈打击乐、温暖木管与清脆马林巴质感，节奏灵动但不过度紧张。无人声，无对白。结构需适合持续循环播放，开头与结尾在节拍、和声、音色和环境尾韵上自然衔接，避免明显终止式、突兀淡出或长时间静音。 Structured parameters: {"durationSeconds":75} Workspace creative context: {"schema":"studio-creative-context/1.0","summary":"","scene":"","themes":[],"visualStyle":[],"constraints":[],"avoid":[]} Workspace creative context: {"schema":"studio-creative-context/1.0","summary":"","scene":"","themes":[],"visualStyle":[],"constraints":[],"avoid":[]}.