/* Calculator CSS - All additional styles for calculator/converter pages */

/* Calculator Box */
.calc-box {
  margin-bottom: 40px;
}

.calc-inner {
  background-color: #eee;
  padding: 30px;
  border-radius: 8px;
}

/* Form Elements */
.input-group {
  margin-bottom: 20px;
}

.input-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: #333;
}

.input-group input {
  width: 100%;
  padding: 12px 16px;
  font-size: 16px;
  border: 2px solid #ddd;
  border-radius: 6px;
  transition: border-color 0.2s ease;
}

.input-group input:focus {
  outline: none;
  border-color: #2680d9;
}

/* Calculate Button */
.btn-calc {
  background: linear-gradient(135deg, #2680d9 0%, #1e6bbf 100%);
  color: white;
  border: none;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  width: 100%;
}

.btn-calc:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(38, 128, 217, 0.3);
}

/* Answer Box - Clean and simple */
.answer-box {
  padding: 20px 0;
  margin: 20px 0;
  text-align: center;
  border-bottom: 1px solid #e0e0e0;
}

.answer-title {
  font-size: 1.2rem;
  color: #1a1a1a;
  margin: 0 0 15px 0;
  font-weight: 700;
}

.answer-result {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin: 15px 0;
  font-size: 1.8rem;
  flex-wrap: wrap;
}

.decimal-val {
  font-weight: 700;
  color: #1a1a1a;
}

.equals {
  color: #666;
  font-weight: 400;
}

.fraction-val {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  color: #2680d9;
}

.mixed-number, .improper, .whole-number {
  font-size: 1.8rem;
}

.or {
  font-size: 1rem;
  color: #666;
  font-weight: 400;
}

.answer-desc {
  font-size: 1rem;
  color: #666;
  margin: 15px 0 0 0;
}

/* Step by Step */
.step {
  padding: 20px 0;
  margin: 0;
  border-bottom: 1px solid #e0e0e0;
}

.step:last-child {
  border-bottom: none;
}

.step-num {
  color: #2680d9;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.step-content h3 {
  margin: 0 0 10px 0;
  font-size: 1.1rem;
  color: #1a1a1a;
  font-weight: 700;
}

.step-content p {
  margin: 10px 0;
  color: #444;
  line-height: 1.6;
  font-size: 1rem;
}

.math-expr {
  padding: 12px 0;
  margin: 12px 0;
  font-family: 'Courier New', monospace;
  font-size: 1.1rem;
  color: #1a1a1a;
  font-weight: 500;
}

.final-answer {
  padding: 20px 0;
  margin: 20px 0 0 0;
  font-size: 1.1rem;
  text-align: left;
  color: #1a1a1a;
  font-weight: 600;
}

/* Content Box */
.content-box {
  margin-bottom: 40px;
}

/* Example Box */
.example {
  background-color: #f9f9f9;
  padding: 20px;
  border-radius: 6px;
  margin: 20px 0;
}

.example h4 {
  margin-top: 0;
  color: #1a5ba3;
}

/* Fraction Calculator Specific */
.fraction-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.fraction-input {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.frac-num,
.frac-den {
  width: 100px;
  padding: 8px 10px;
  text-align: center;
  font-size: 16px;
  border: 1px solid #ccc;
  border-radius: 6px;
}

.frac-num:focus,
.frac-den:focus {
  outline: none;
  border-color: #2680d9;
}

.frac-line {
  width: 110px;
  height: 2px;
  background: #333;
  margin: 2px 0;
}

.operator-select {
  padding: 10px 16px;
  font-size: 20px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  min-width: 70px;
  text-align: center;
  font-weight: 600;
}

.operator-select:focus {
  outline: none;
  border-color: #2680d9;
}

/* Alert/Error */
.alert {
  padding: 20px;
  border-radius: 6px;
  margin: 20px 0;
}

.alert-danger {
  background-color: #fee;
  border: 1px solid #fcc;
  color: #c33;
}

.alert h4 {
  margin-top: 0;
  color: #a22;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .calc-inner {
    padding: 20px;
  }
  
  .answer-box {
    padding: 15px 0;
  }
  
  .answer-result {
    font-size: 1.5rem;
    gap: 10px;
  }
  
  .mixed-number, .improper, .whole-number {
    font-size: 1.5rem;
  }
  
  .step {
    padding: 15px 0;
  }
  
  .math-expr {
    font-size: 1rem;
  }
  
  .fraction-row {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }
}