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Contabilidade Demonstration project

Conta Certa — certified accounting firm with client portal

A B2B trust piece for an accounting practice in Queluz: paper-white Swiss layout, mono numerals, and a working client-portal panel — document uploads, the real Portuguese fiscal calendar filterable by month, and invoicing status tiles.

Preview of Conta Certa — certified accounting firm with client portal

feitura.pt/demo/conta-certa — Live

We are a firm of certified accountants in Queluz and we lose hours every week to email chaos — lost attachments, deadline panic, clients calling to ask how their accounts stand. We need a site that signals rigour to business owners and, above all, shows the client portal working: document uploads, the Portuguese fiscal calendar, invoicing status. Fixed-fee retainers with clear pricing, and our OCC member numbers visible — that is what earns trust in this profession.

What's inside

  • Working client-portal panel with three tabs: documents, tax deadlines and invoicing
  • Real Portuguese fiscal calendar (IVA, IRS, IRC, Social Security) filterable by month, recurring plus month-specific obligations
  • Document upload simulation with live status transitions (processing → classified)
  • Invoicing view with status tiles and a paid/pending/overdue invoice table
  • Retainer pricing grid with fixed from-€/month fees per client profile
  • Email-vs-portal comparison table arguing the case for going digital
  • Team credentials with OCC member numbers styled as mono badges
  • Fully bilingual PT/EN with an accessible in-nav language toggle
  • Paper-white / ink-navy / single-teal Swiss design system with mono numerals throughout

Build log

  1. Art direction: paper white, ink navy, one teal; Swiss grid, hairline rules, mono numerals; token system scoped to the root wrapper.
  2. Hero with a trial-balance card composition in pure HTML/CSS, stats strip, sticky nav with the PT/EN toggle.
  3. Portal shell on the dark navy panel: accessible tab system, table styling, status chip language.
  4. Fiscal calendar data model: recurring monthly obligations plus month-specific ones (Modelo 22, IES, IMI, payments on account), month filter wired to Vue state.
  5. Documents tab with upload simulation and timed status transitions; invoicing tiles and invoice table.
  6. Retainer pricing grid, email-vs-portal comparison table, team section with OCC badges, contact form demo sink.
  7. Full PT/EN copy pass, responsive recomposition at 768/1100, touch targets, contrast audit, reduced-motion support.

Stack

  • Laravel
  • Inertia
  • Vue.js
  • TypeScript
  • SVG

Lighthouse

  • 90

    Performance

  • 100

    Accessibility

  • 100

    Best practices

  • 100

    SEO

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Custom websites and web software, engineered end-to-end by senior hands.

Greater Lisbon (Sintra), Portugal — working worldwide

Our guarantees

  • A personal reply to every inquiry — from the engineer, not a bot
  • Fixed-scope quote before any payment
  • You watch the real build take shape in your portal — no big-reveal surprises
  • You own 100% of the code on final payment

Contact

[email protected]
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