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Component Lab / ecommerce / configuration-commerce-marketplace-offer-comparator

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Marketplace Offer Comparator · Product configuration

Compares sellers by complete cost, delivery, returns, and trust signals for variants, compatibility, personalization, and bundles; it is designed to build a valid choice while explaining every dependency and cost. Sorting preserves disclosed weighting and selected offer context. The product configuration variant is specialized for unavailable combinations require reasons and viable alternatives. Users can build a valid choice while explaining every dependency and cost while understanding the current state, available choices, and resulting consequence.

Lab tested Responsive Dark mode Interactive
Version
1.0.0
Updated
2026-08-08
Dependencies
Zero
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Implementation field notes

Use marketplace offer comparator · product configuration confidently.

The preview and source are only the starting point. Use these notes to decide where the component fits, preserve its accessibility contract, and verify the adapted result.

Good fit for

  • Product configuration
  • Product configuration
  • Users can build a valid choice while explaining every dependency and cost while understanding the current state, available choices, and resulting consequence.

This product configuration pattern works best when its purpose is clear in the surrounding page hierarchy.

Accessibility contract

  • The primary purpose and current state remain available as text and do not depend on color, motion, pointer position, or visual geometry.
  • Every interaction has keyboard equivalence, visible focus, predictable Escape behavior where applicable, and appropriately scoped status announcements.
  • Reduced-motion, 200% zoom, long-content, narrow-container, and forced-color behavior are part of the implementation acceptance criteria.

Integration plan

  1. Copy the standalone HTML and scoped CSS into an isolated page.
  2. Adapt primary accent, secondary accent, canvas surface, primary text through the Inspector.
  3. Connect the defensive JavaScript, then test every control with a keyboard.
  4. Review the result at 375, 768, 1024, and 1440 pixels before shipping.

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