You're describing something that shows up across a lot of fields once you start looking for it. A few ways to name it:
Inward vs. outward
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Inward: the internal structure — components, roles, interfaces, dependencies, who does what, how the parts connect.
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Outward: the context — the environment, resources, constraints, stakeholders, the "place" the thing occupies and draws from.
Constitutive vs. ecological
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Constitutive: what the project is, made of its parts.
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Ecological: what the project lives in, and what lives around it.
System vs. environment (Luhmann, but also general systems theory)
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Every system defines itself by distinguishing itself from its environment. The system is the organized inside; the environment is everything else it must relate to.
Structure vs. context
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Structure: the arrangement that makes the thing function.
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Context: the conditions that make the thing possible.
A few places this pattern is explicit:
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Software architecture: the codebase vs. the runtime/deployment environment, dependencies, and ops.
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Organizations: org design (roles, teams, reporting lines) vs. market/regulatory/cultural environment.
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Biology: the organism's internal physiology vs. its niche.
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Architecture (buildings): the building's program and structure vs. the site, climate, and neighborhood.
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Projects/PM: scope, team, and plan vs. stakeholders, budget environment, and organizational politics.
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Writing: the argument's internal logic vs. the discourse it enters.
Two useful consequences of the split:
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Failure modes differ. You can have a well-organized inside in a hostile or unsupportive environment (fragile), or a rich environment with a disorganized inside (wasted potential). Most real problems are mismatches between the two.
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The boundary is a choice. What counts as "the project" vs. "its environment" is itself a design decision. Move the boundary and the roles of the parts change — which is often the most powerful lever you have.
Is this leading toward a specific project or framework you're working on? I can be more concrete if you say what prompted it.