feat: remove F-skatt warning card from dashboard

Remove FSkattWarningCard component, related tax warning functions,
types, and thresholds. Feature was not providing enough value.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

components/dashboard/DashboardContent.tsx

@@ -5,12 +5,6 @@ import Link from 'next/link'
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card'
 import { Button } from '@/components/ui/button'
 import { cn, formatCurrency } from '@/lib/utils'
-import {
-  calculateEFTax,
-  calculateABTax,
-  getEnhancedTaxWarningStatus
-} from '@/lib/tax/calculator'
-import FSkattWarningCard from '@/components/dashboard/FSkattWarningCard'
 import { UpcomingDeadlinesWidget } from '@/components/deadlines/UpcomingDeadlinesWidget'
 import { TaxTodoWidget } from '@/components/deadlines/TaxTodoWidget'
 import NewUserChecklist from '@/components/onboarding/NewUserChecklist'
@@ -77,18 +71,6 @@ export default function DashboardContent({ firstName, settings, summary, onboard
   }, [])
 
   const entityType = (settings?.entity_type as EntityType) || 'enskild_firma'
-  const preliminaryTaxMonthly = settings?.preliminary_tax_monthly || 0
-  const currentMonth = new Date().getMonth() + 1
-  const preliminaryTaxPaidYTD = preliminaryTaxMonthly * currentMonth
-
-  const totalTaxableIncome = summary.ytd.net
-
-  const taxEstimate =
-    entityType === 'enskild_firma'
-      ? calculateEFTax(totalTaxableIncome, preliminaryTaxPaidYTD, null, summary.unpaidVatTotal)
-      : calculateABTax(totalTaxableIncome, 0, preliminaryTaxPaidYTD, summary.unpaidVatTotal)
-
-  const taxWarning = getEnhancedTaxWarningStatus(taxEstimate, preliminaryTaxMonthly, currentMonth)
 
   const formatLargeNumber = (amount: number) => {
     return new Intl.NumberFormat('sv-SE', {
@@ -492,14 +474,6 @@ export default function DashboardContent({ firstName, settings, summary, onboard
 
       {showMore && (
         <div>
-          {/* F-skatt warning */}
-          <section id="fskatt-section" className="mb-10">
-            <FSkattWarningCard
-              warningStatus={taxWarning}
-              onAdjustClick={() => { window.location.href = '/settings' }}
-            />
-          </section>
-
           {/* Uncategorized transactions warning */}
           {summary.uncategorizedCount > 0 && (summary.uncategorizedIncome > 0 || summary.uncategorizedExpenses > 0) && (
             <section className="mb-10">

components/dashboard/FSkattWarningCard.tsx

@@ -1,172 +0,0 @@
-'use client'
-
-import { Card, CardContent } from '@/components/ui/card'
-import { Button } from '@/components/ui/button'
-import { Badge } from '@/components/ui/badge'
-import { InfoTooltip } from '@/components/ui/info-tooltip'
-import { formatCurrency } from '@/lib/utils'
-import {
-  AlertTriangle,
-  Info,
-  CheckCircle,
-  AlertCircle,
-  TrendingUp,
-  ChevronDown,
-  ChevronUp,
-} from 'lucide-react'
-import { useState } from 'react'
-import type { TaxWarningStatus } from '@/types'
-
-interface FSkattWarningCardProps {
-  warningStatus: TaxWarningStatus
-  onAdjustClick?: () => void
-}
-
-export default function FSkattWarningCard({
-  warningStatus,
-  onAdjustClick,
-}: FSkattWarningCardProps) {
-  const [isExpanded, setIsExpanded] = useState(false)
-
-  // Don't show if everything is safe
-  if (warningStatus.level === 'safe') {
-    return null
-  }
-
-  // Icon and colors based on warning level
-  const levelConfig = {
-    safe: {
-      icon: CheckCircle,
-      iconColor: 'text-success',
-      bgColor: 'bg-success/5',
-      borderColor: 'border-success/50',
-      badgeVariant: 'outline' as const,
-    },
-    info: {
-      icon: Info,
-      iconColor: 'text-primary',
-      bgColor: 'bg-primary/5',
-      borderColor: 'border-primary/20',
-      badgeVariant: 'outline' as const,
-    },
-    warning: {
-      icon: AlertTriangle,
-      iconColor: 'text-warning',
-      bgColor: 'bg-warning/5',
-      borderColor: 'border-warning/50',
-      badgeVariant: 'warning' as const,
-    },
-    danger: {
-      icon: AlertCircle,
-      iconColor: 'text-destructive',
-      bgColor: 'bg-destructive/5',
-      borderColor: 'border-destructive/50',
-      badgeVariant: 'destructive' as const,
-    },
-  }
-
-  const config = levelConfig[warningStatus.level]
-  const Icon = config.icon
-
-  return (
-    <Card className={`${config.borderColor} ${config.bgColor}`}>
-      <CardContent className="pt-6">
-        <div className="space-y-4">
-          {/* Main warning */}
-          <div className="flex items-start gap-3">
-            <Icon className={`h-5 w-5 flex-shrink-0 ${config.iconColor}`} />
-            <div className="flex-1">
-              <div className="flex items-center gap-2 mb-1">
-                <InfoTooltip
-                  content={
-                    <div className="space-y-2">
-                      <p className="font-medium">Vad betyder detta?</p>
-                      <p>Vi jämför din beräknade skatt med vad du betalat in via F-skatt hittills i år.</p>
-                      <p className="text-xs text-muted-foreground">Om du betalat för lite kan du få restskatt. Justera din månatliga F-skatt för att undvika överraskningar.</p>
-                    </div>
-                  }
-                  side="right"
-                >
-                  <p className="font-medium">F-skatt varning</p>
-                </InfoTooltip>
-                <Badge variant={config.badgeVariant}>
-                  {Math.round(warningStatus.percentageDifference * 100)}% skillnad
-                </Badge>
-              </div>
-              <p className="text-sm text-muted-foreground">{warningStatus.message}</p>
-            </div>
-          </div>
-
-          {/* Expandable projection section */}
-          {warningStatus.yearEndProjection && (
-            <div className="pt-2">
-              <button
-                onClick={() => setIsExpanded(!isExpanded)}
-                className="flex items-center justify-between w-full text-sm text-muted-foreground hover:text-foreground transition-colors"
-              >
-                <span className="flex items-center gap-2">
-                  <TrendingUp className="h-4 w-4" />
-                  Årsprognos
-                </span>
-                {isExpanded ? (
-                  <ChevronUp className="h-4 w-4" />
-                ) : (
-                  <ChevronDown className="h-4 w-4" />
-                )}
-              </button>
-
-              {isExpanded && (
-                <div className="mt-3 p-3 rounded-lg bg-background/50 space-y-2">
-                  <div className="flex justify-between text-sm">
-                    <span className="text-muted-foreground">Beräknad årsskatt</span>
-                    <span className="font-medium">
-                      {formatCurrency(warningStatus.yearEndProjection.estimatedTotalTax)}
-                    </span>
-                  </div>
-                  <div className="flex justify-between text-sm">
-                    <span className="text-muted-foreground">Projicerad inbetalning</span>
-                    <span className="font-medium">
-                      {formatCurrency(warningStatus.yearEndProjection.projectedPreliminaryPayments)}
-                    </span>
-                  </div>
-                  <div className="flex justify-between text-sm pt-2 border-t">
-                    <span className="font-medium">Projicerad skillnad</span>
-                    <span
-                      className={
-                        warningStatus.yearEndProjection.projectedDifference > 0
-                          ? 'text-destructive font-medium'
-                          : 'text-success font-medium'
-                      }
-                    >
-                      {warningStatus.yearEndProjection.projectedDifference > 0 ? '+' : ''}
-                      {formatCurrency(warningStatus.yearEndProjection.projectedDifference)}
-                    </span>
-                  </div>
-                </div>
-              )}
-            </div>
-          )}
-
-          {/* Recommendation */}
-          {warningStatus.recommendation && (
-            <div className="p-3 rounded-lg bg-background/50 border border-border/50">
-              <p className="text-sm">
-                <span className="font-medium">Rekommendation: </span>
-                {warningStatus.recommendation}
-              </p>
-            </div>
-          )}
-
-          {/* Action button */}
-          {onAdjustClick && (
-            <div className="pt-2">
-              <Button variant="outline" size="sm" onClick={onAdjustClick}>
-                Justera F-skatt
-              </Button>
-            </div>
-          )}
-        </div>
-      </CardContent>
-    </Card>
-  )
-}

lib/tax/calculator.ts

@@ -1,4 +1,4 @@
-import type { EntityType, TaxEstimate, TaxWarningLevel, TaxWarningStatus } from '@/types'
+import type { EntityType, TaxEstimate } from '@/types'
 
 // Current Swedish tax rates (2026)
 const TAX_RATES = {
@@ -13,14 +13,6 @@ const TAX_RATES = {
 const STATE_TAX_THRESHOLD = 643100 // Taxable income above this gets +20% state tax
 // Note: The "brytpunkt" is 660,400 kr but that includes grundavdrag
 
-// F-skatt warning thresholds (percentage difference)
-const WARNING_THRESHOLDS = {
-  safe: 0.05, // < 5% difference
-  info: 0.15, // 5-15% difference
-  warning: 0.30, // 15-30% difference
-  // > 30% = danger
-}
-
 /**
  * Calculate progressive grundavdrag (basic deduction) for 2026
  * Based on Skatteverket's table - varies by income level
@@ -169,121 +161,6 @@ export function calculateAvailableBalance(
   return Math.max(0, currentBalance - taxReservation)
 }
 
-/**
- * Get tax warning status (legacy - simplified version)
- */
-export function getTaxWarningStatus(
-  taxEstimate: TaxEstimate
-): { level: 'ok' | 'warning' | 'danger'; message: string } {
-  const enhanced = getEnhancedTaxWarningStatus(taxEstimate, 0)
-  // Map new levels to legacy format
-  const levelMap: Record<TaxWarningLevel, 'ok' | 'warning' | 'danger'> = {
-    safe: 'ok',
-    info: 'warning',
-    warning: 'warning',
-    danger: 'danger',
-  }
-  return {
-    level: levelMap[enhanced.level],
-    message: enhanced.message,
-  }
-}
-
-/**
- * Get enhanced tax warning status with more detail
- * @param taxEstimate - Current tax estimate
- * @param preliminaryTaxMonthly - Monthly preliminary tax amount
- * @param currentMonth - Current month (1-12), defaults to current date
- */
-export function getEnhancedTaxWarningStatus(
-  taxEstimate: TaxEstimate,
-  preliminaryTaxMonthly: number,
-  currentMonth: number = new Date().getMonth() + 1
-): TaxWarningStatus {
-  // Calculate percentage difference
-  const percentageDifference =
-    taxEstimate.total_tax_liability > 0
-      ? taxEstimate.difference / taxEstimate.total_tax_liability
-      : 0
-
-  // Determine warning level
-  let level: TaxWarningLevel
-  if (taxEstimate.difference <= 0) {
-    level = 'safe'
-  } else if (percentageDifference < WARNING_THRESHOLDS.safe) {
-    level = 'safe'
-  } else if (percentageDifference < WARNING_THRESHOLDS.info) {
-    level = 'info'
-  } else if (percentageDifference < WARNING_THRESHOLDS.warning) {
-    level = 'warning'
-  } else {
-    level = 'danger'
-  }
-
-  // Calculate year-end projection
-  const remainingMonths = 12 - currentMonth
-  const projectedPreliminaryPayments =
-    taxEstimate.preliminary_paid_ytd + preliminaryTaxMonthly * remainingMonths
-
-  // Project total tax assuming same income rate
-  const monthsElapsed = currentMonth
-  const projectedAnnualIncome =
-    monthsElapsed > 0
-      ? (taxEstimate.total_tax_liability / monthsElapsed) * 12
-      : taxEstimate.total_tax_liability
-
-  const yearEndProjection = {
-    estimatedTotalTax: Math.round(projectedAnnualIncome),
-    projectedPreliminaryPayments: Math.round(projectedPreliminaryPayments),
-    projectedDifference: Math.round(projectedAnnualIncome - projectedPreliminaryPayments),
-  }
-
-  // Generate message and recommendation
-  let message: string
-  let recommendation: string | undefined
-
-  switch (level) {
-    case 'safe':
-      message = 'Du ligger bra till med din preliminärskatt'
-      break
-    case 'info':
-      message = 'Din beräknade skatt är något högre än inbetald preliminärskatt'
-      recommendation = `Överväg att öka din månatliga F-skatt med ca ${formatCurrency(
-        Math.ceil((taxEstimate.difference / remainingMonths) * 1.1)
-      )} för att undvika kvarskatt.`
-      break
-    case 'warning':
-      message = `Du kan behöva betala ${formatCurrency(taxEstimate.difference)} extra i skatt`
-      recommendation = `Vi rekommenderar att du höjer din månatliga F-skatt till ${formatCurrency(
-        Math.ceil(preliminaryTaxMonthly + taxEstimate.difference / Math.max(remainingMonths, 1))
-      )} för resten av året.`
-      break
-    case 'danger':
-      message = `Stor skillnad! Du kan behöva betala ${formatCurrency(
-        taxEstimate.difference
-      )} extra i skatt vid deklaration`
-      recommendation = `Kontakta Skatteverket för att justera din F-skatt. Nuvarande skillnad är ${Math.round(
-        percentageDifference * 100
-      )}% av beräknad skatt.`
-      break
-  }
-
-  return {
-    level,
-    message,
-    percentageDifference,
-    yearEndProjection,
-    recommendation,
-  }
-}
-
-/**
- * Helper to format currency for messages
- */
-function formatCurrency(amount: number): string {
-  return `${Math.round(amount).toLocaleString('sv-SE')} kr`
-}
-
 /**
  * Format tax breakdown for display
  */

types/index.ts

@@ -1009,9 +1009,6 @@ export interface CreateFiscalPeriodInput {
   period_end: string
 }
 
-// Tax warning levels
-export type TaxWarningLevel = 'safe' | 'info' | 'warning' | 'danger'
-
 // Onboarding progress for new user checklist
 export interface OnboardingProgress {
   hasCustomers: boolean
@@ -1020,19 +1017,6 @@ export interface OnboardingProgress {
   hasBankConnected: boolean
 }
 
-// Enhanced tax warning status
-export interface TaxWarningStatus {
-  level: TaxWarningLevel
-  message: string
-  percentageDifference: number
-  yearEndProjection?: {
-    estimatedTotalTax: number
-    projectedPreliminaryPayments: number
-    projectedDifference: number
-  }
-  recommendation?: string
-}
-
 // Onboarding step data
 export interface OnboardingStepData {
   step1?: {