style(ui): padronizar tipografia — font-medium para font-semibold

Padronização de peso tipográfico em títulos, rótulos de seção,
nomes de entidades e valores monetários em toda a interface.

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

src/features/calendar/components/calendar-grid.tsx

@@ -19,9 +19,9 @@ export function CalendarGrid({
 }: CalendarGridProps) {
 	return (
 		<div className="overflow-hidden rounded-lg bg-card drop-shadow-xs border-none">
-			<div className="grid grid-cols-7 text-sm font-medium uppercase tracking-wide text-muted-foreground">
+			<div className="grid grid-cols-7 text-sm font-semibold uppercase tracking-wide text-muted-foreground">
 				{WEEK_DAYS_SHORT.map((dayName) => (
-					<span key={dayName} className="px-3 py-2 text-center text-primary">
+					<span key={dayName} className="px-3 py-2 text-center">
 						{dayName}
 					</span>
 				))}

src/features/calendar/components/event-modal.tsx

@@ -130,7 +130,7 @@ const renderCard = (event: Extract<CalendarEvent, { type: "card" }>) => (
 			<div className="flex flex-col gap-1">
 				<div className="flex gap-1 items-center">
 					<span className="text-sm font-medium leading-tight">
-						Vencimento Invoice - {event.card.name}
+						Vencimento Fatura - {event.card.name}
 					</span>
 				</div>