Arctic-Footwear System Requirements Document

1. Introduction

This document outlines the system requirements for the "Arctic-Footwear" project, focusing on creating a single-page, responsive landing page for New Balance, featuring the 9060 shoe. The goal is to enable users to select a colorway and size, then add the product to their bag.

2. System Overview

The Arctic-Footwear project aims to deliver an interactive, visually engaging landing page that showcases the New Balance 9060 shoe. The page will feature various interactive elements and animations to enhance user engagement and facilitate product exploration and selection.

2a. Product Interpretation and Delivery Boundary

• Domain Descriptors:

  • Interactive Product Showcase: Designed to highlight the New Balance 9060 shoe with interactive elements.
  • E-commerce Integration: Allows users to select a colorway and size, then add the product to their bag.

• Scope:

  • Included: A single-page landing page with interactive features and animations.
  • Excluded: Generic e-commerce features like checkout or payment processing.

• Custom Pages:

  • Responsive New Balance landing page: A first-party interactive destination.

• Access:

  • Application-owned identity is required for persistent identity management.

• Behavior Contracts:

  • Explore Product Features: Users can interact with animations and view product details.
  • Select Product Options: Users can choose colorways and sizes, with options previewed.
  • Add to Bag: Users can add selected products to their bag, with persistent state management.

2b. Source Content Inventory

No explicit content sources were provided; therefore, realistic generated sample content will be used where necessary.

2c. Page Content and Component Coverage

• Preloader: Includes a load-tied counter to enhance user experience during page loading.
• Scroll-Reactive Navigation: Provides a dynamic navigation experience as users scroll.
• Layered Hero Section: Features a clip-path headline reveal and a floating shoe for visual impact.
• 360 Rotation: A scroll-driven 360-degree rotation of the shoe with spec callouts.
• Exploded Midsole View: Offers a detailed view of the shoe's midsole.
• Colorway Configurator: Allows users to change CSS properties by clicking swatches.
• Grey Heritage Story: Includes a drawing timeline rail to narrate the shoe's history.
• Velocity-Reactive Marquee: Adds dynamic text movement based on scroll velocity.
• Collection Grid: Utilizes GSAP Flip for detailed transitions.
• Athlete Block: Highlights athlete endorsements or stories.
• Sticky Add-to-Bag Bar: Ensures easy access to add products to the bag.

3. Functional Requirements as Story Points

• As an End User, I should be able to explore product features through interactive animations and view product details. explicit
• As an End User, I should be able to select product options such as colorway and size, with options previewed. explicit
• As an End User, I should be able to add selected products to my bag, with persistent state management. required_inference
• As an End User, I should experience a seamless and responsive navigation as I scroll through the page. explicit
• As an End User, I should see a preloader with a load-tied counter to enhance the loading experience. explicit
• As an End User, I should be able to view a 360-degree rotation of the shoe with spec callouts. explicit
• As an End User, I should be able to view an exploded midsole view for detailed insights. explicit
• As an End User, I should be able to interact with a colorway configurator to change the shoe's appearance. explicit
• As an End User, I should be able to read the grey heritage story through a drawing timeline rail. explicit
• As an End User, I should see dynamic text movement in the velocity-reactive marquee. explicit
• As an End User, I should be able to view a collection grid with detailed transitions using GSAP Flip. explicit
• As an End User, I should be able to read athlete endorsements or stories in the athlete block. explicit
• As an End User, I should have easy access to add products to my bag via a sticky add-to-bag bar. explicit

4. User Personas

• End User: Individuals visiting the landing page to explore and purchase the New Balance 9060 shoe.

5. Core User Flows

1. Explore Product Features:

   • User navigates to the landing page.
   • User scrolls through the page, triggering interactive animations and viewing product details.

2. Select Product Options:

   • User interacts with the colorway configurator.
   • User selects a colorway and size, previewing the selected options.

3. Add to Bag:

   • User clicks the 'Add to Bag' button.
   • Selected product options are added to the user's bag with persistent state management.

6. Visuals Colors and Theme

• Primary: Bone #F4F2ED
• Primary Light: Lighter tint of Bone for hover states
• Secondary: Heritage Grey #8A8A8D
• Accent: Red #CF0A2C for CTAs and active states
• Highlight: Black #050505 for hover states and notifications
• Background: Bone #F4F2ED
• Surface: Heritage Grey #8A8A8D
• Text: Black #050505
• Text Muted: A softer shade of Grey for secondary text
• Border: Subtle accessible border color

7. Signature Design Concept

The landing page will feature a layered hero section with a clip-path headline reveal and a floating shoe. The hero H1 will be clamped between 64px to 168px, using a tight display grotesk font. The design will emphasize understated confidence with short declarative copy. The page will incorporate a motion inventory, including entrances with power4.out 0.9s, micro animations at 0.25s, and staggered animations capped at 0.6s. The motion will animate only transform, opacity, and clip-path properties.

8. Interaction Model & Motion Direction

• Interaction Model: Animated
• Motion Tokens: Entrances power4.out 0.9s, micro 0.25s, stagger 0.07s capped at 0.6s, scrub never true.
• Fallback: Full prefers-reduced-motion fallback for accessibility.

9. Non-Functional Requirements

• Performance: LCP under 2.0s, CLS under 0.05, 60fps through pins.
• Accessibility: Full prefers-reduced-motion fallback.
• Design Constraints: No templates, no gradients, no lorem ipsum, no competitor assets.

10. Tech Stack

• Frontend: Next.js 14, TypeScript, Tailwind CSS
• Animation Libraries: GSAP + ScrollTrigger, Lenis smooth scroll, Framer Motion, React Three Fiber (lazy, desktop only)

11. Assumptions and Constraints

• The landing page will not include generic e-commerce features like checkout or payment processing.
• The design will adhere to the specified brand guidelines and constraints.

12. Glossary

• LCP: Largest Contentful Paint
• CLS: Cumulative Layout Shift
• GSAP: GreenSock Animation Platform
• DTC: Direct-to-Consumer
• CSS: Cascading Style Sheets

This document serves as a comprehensive guide for the development of the Arctic-Footwear project, ensuring alignment with the specified requirements and design vision.