{# wisp 2026-10-03: APID V2 launch intro. A 4-second overlay that fires once per browser (localStorage flag `apid-v2-intro-seen`) when a visitor opens the site for the first time since the V2 launch. Reduced-motion fallback: no animation, 1.5s hold, same message. Four beats: 0.0–1.0s logo materialises 1.0–2.0s "V2" badge slides in beside it with an AI-shimmer sweep 1.8–3.5s tagline fades up 2.5–3.5s four AI pills (Google · ChatGPT · Claude · Perplexity) fade in staggered 3.8–4.3s overlay fades out and removes itself #}

Dr. CHATBI Mohammed

GC & TP · Civil engineering & public works

University Djillali Liabbes of Sidi Bel Abbes

Author

APID: 5405
ORCID: https://orcid.org/0009-0009-2113-8264
Google Scholar: Mohammed chatbi
Location: Sidi be Abbes, Sidi bel Abbes, Algérie
Expertise: Material engineering, structural engineering, material characterization, deformation theories, composite materials, advanced materials, carbon nanotubes, functionally graded materials
Areas of interest: Civil engineering, structural engineering
Member since: January 2024

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