.freelancer-calculator {
  max-width: 800px;
  margin: 2rem auto;
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.freelancer-calculator h2 {
  color: #333;
  margin-bottom: 2rem;
  text-align: center;
}

.freelancer-calculator .form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.freelancer-calculator label {
  display: block;
  margin-bottom: 0.5rem;
  color: #555;
  font-weight: 500;
}

.freelancer-calculator .input-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.freelancer-calculator input[type="number"] {
  width: 150px;
  padding: 0.5rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

.freelancer-calculator .tooltip {
  position: relative;
  display: inline-block;
  cursor: help;
}

.freelancer-calculator .tooltip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: #4a5568;
  color: white;
  border-radius: 50%;
  font-size: 12px;
  font-weight: bold;
  transition: background-color 0.3s;
}

.freelancer-calculator .tooltip:hover .tooltip-icon {
  background-color: #2d3748;
}

.freelancer-calculator .tooltip .tooltip-text {
  visibility: hidden;
  width: 300px;
  background-color: #2d3748;
  color: white;
  text-align: left;
  padding: 1rem;
  border-radius: 8px;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  font-size: 0.9rem;
  line-height: 1.4;
}

.freelancer-calculator .tooltip .tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #2d3748 transparent transparent transparent;
}

.freelancer-calculator .tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(-5px);
}

.freelancer-calculator .results {
  background-color: #f8f9fa;
  padding: 1.5rem;
  border-radius: 8px;
  margin-top: 2rem;
  border: 1px solid #e2e8f0;
}

.freelancer-calculator .result-item {
  margin-bottom: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid #e2e8f0;
}

.freelancer-calculator .result-item:last-child {
  border-bottom: none;
}

.freelancer-calculator .result-label {
  color: #555;
  font-size: 1rem;
}

.freelancer-calculator .result-value {
  font-weight: 600;
  color: #333;
  font-size: 1.1rem;
}

.freelancer-calculator .highlight {
  color: #2ecc71;
  font-size: 1.4rem;
  font-weight: 700;
  background-color: #f0fff4;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: 1px solid #c6f6d5;
}

.freelancer-calculator button {
  display: block;
  width: 100%;
  padding: 0.75rem;
  background-color: #4a5568;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 1.5rem;
  transition: all 0.3s ease;
}

.freelancer-calculator button:hover {
  background-color: #2d3748;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

@media (max-width: 600px) {
  .freelancer-calculator {
    padding: 1rem;
    margin: 1rem;
  }

  .freelancer-calculator .input-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .freelancer-calculator input[type="number"] {
    width: 100%;
  }

  .freelancer-calculator .tooltip .tooltip-text {
    width: 250px;
  }

  .freelancer-calculator .highlight {
    font-size: 1.2rem;
  }
}