#roi-rechner-wrapper{
  --roi-navy: #172636;
  --roi-bg: #f4f2ef;
  --roi-card: #ffffff;
  --roi-text: #0f172a;
  --roi-muted: #6b7280;
  --roi-border: #e5e7eb;
}

/* Optional: falls dein Plugin den Hintergrund nicht setzt, kannst du das entfernen */
#roi-rechner-wrapper{
  color: var(--roi-text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
}

#roi-rechner-wrapper .roi-card{
  background: var(--roi-card);
  border: 1px solid var(--roi-border);
  border-radius: 10px;
  padding: 26px;
}

#roi-rechner-wrapper .roi-fields{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

#roi-rechner-wrapper .roi-field label{
  display: block;
  font-size: 13px;
  color: #334155;
  margin: 0 0 10px 2px;
}

#roi-rechner-wrapper .roi-field input{
  width: 100%;
  padding: 14px 14px;
  border: 1px solid var(--roi-border);
  border-radius: 8px;
  font-size: 16px;
  outline: none;
  background: #fff;
}

#roi-rechner-wrapper .roi-field input:focus{
  border-color: rgba(23, 38, 54, 0.45);
  box-shadow: 0 0 0 3px rgba(23, 38, 54, 0.10);
}

#roi-rechner-wrapper .roi-btn{
  margin-top: 18px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  border-radius: 8px;
  background: var(--roi-navy);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
}

#roi-rechner-wrapper .roi-btn:disabled{
  opacity: 0.45;
  cursor: not-allowed;
}

#roi-rechner-wrapper .roi-results{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 34px;
  align-items: start;
}

#roi-rechner-wrapper .roi-result{
  text-align: center;
}

#roi-rechner-wrapper .roi-value{
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--roi-navy);
}

#roi-rechner-wrapper .roi-label{
  margin-top: 10px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #111827;
  opacity: 0.85;
}

#roi-rechner-wrapper .roi-disclaimer{
  margin: 18px 2px 0;
  font-size: 12px;
  color: var(--roi-muted);
  line-height: 1.45;
}

@media (max-width: 860px){
  #roi-rechner-wrapper .roi-fields{ grid-template-columns: 1fr; }
  #roi-rechner-wrapper .roi-results{ grid-template-columns: 1fr; gap: 18px; }
  #roi-rechner-wrapper .roi-value{ font-size: 40px; }
}