/* Calorie Calculator — page specific overrides (uses variables from main.css) */
.tool-container { padding: 80px 0; min-height: calc(100vh - 200px); }
.tool-header { text-align:center; margin-bottom: 40px; }
.tool-header h1 { font-size: 2.2rem; margin-bottom: 8px; color: var(--text); }
.tool-header p { color: var(--text-light); }

.calculator-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 60px;
}

.input-section, .result-section, .tool-info {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
}
.result-section { display: flex; flex-direction: column; }

.input-header, .result-header {
  display:flex; align-items:center; justify-content:space-between;
  margin-bottom: 20px; padding-bottom: 12px;
  border-bottom: 2px solid rgba(227,6,19,.2);
}

.unit-toggle {
  display: flex;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  overflow: hidden;
}

.unit-btn {
  padding: 6px 12px;
  background: #f8fafc;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
}

.unit-btn.active {
  background: var(--primary);
  color: white;
}

.unit-btn:not(.active):hover {
  background: #e5e7eb;
}

.calorie-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  font-size: 0.95rem;
}

.radio-group {
  display: flex;
  gap: 20px;
}

.radio-group input[type="radio"] {
  display: none;
}

.radio-group label {
  position: relative;
  padding-left: 30px;
  cursor: pointer;
  font-weight: 500;
}

.radio-group label:before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border: 2px solid #e5e7eb;
  border-radius: 50%;
  background: white;
  transition: var(--transition);
}

.radio-group input[type="radio"]:checked + label:before {
  border-color: var(--primary);
  background: var(--primary);
}

.radio-group input[type="radio"]:checked + label:after {
  content: '';
  position: absolute;
  left: 5px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: white;
}

.input-with-unit {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-unit input {
  flex: 1;
  padding-right: 60px;
}

.input-with-unit .unit {
  position: absolute;
  right: 12px;
  color: var(--text-light);
  font-size: 0.9rem;
}

.form-group input, .form-group select {
  padding: 12px;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  font-size: 1rem;
  transition: var(--transition);
  background: white;
}

.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(227,6,19,.1);
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
}

.select-arrow {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--text-light);
}

.calculate-btn {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}

.result-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: 18px;
  padding: 18px;
  background: #f8fafc;
  border-radius: var(--radius);
  border: 1px solid #e5e7eb;
  min-height: 200px;
}

.empty-result {
  text-align: center;
  color: var(--text-light);
}

.empty-result i {
  font-size: 2.3rem;
  color: #e5e7eb;
  margin-bottom: 10px;
}

.calorie-results {
  width: 100%;
}

.calorie-main {
  text-align: center;
  margin-bottom: 20px;
  padding: 20px;
  background: white;
  border-radius: var(--radius);
  box-shadow: 0 2px 4px rgba(0,0,0,.05);
}

.calorie-main h4 {
  margin-bottom: 10px;
  color: var(--text-light);
  font-size: 1rem;
}

.calorie-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 5px;
}

.calorie-description {
  color: var(--text-light);
  font-size: 0.9rem;
}

.calorie-breakdown {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 20px;
}

.calorie-card {
  background: white;
  border-radius: var(--radius);
  padding: 15px;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0,0,0,.05);
}

.calorie-card h5 {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

.calorie-card .value {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
}

.calorie-card .unit {
  font-size: 0.8rem;
  color: var(--text-light);
}

.calorie-goals {
  background: white;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 2px 4px rgba(0,0,0,.05);
}

.calorie-goals h4 {
  margin-bottom: 15px;
  color: var(--text);
  text-align: center;
}

.goal-item {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid #f1f5f9;
}

.goal-item:last-child {
  border-bottom: none;
}

.goal-name {
  font-weight: 500;
}

.goal-value {
  font-weight: 600;
  color: var(--primary);
}

.result-explanation {
  margin-top: 8px;
  padding: 12px;
  background: #f8fafc;
  border-radius: var(--radius);
  border: 1px solid #e5e7eb;
}

.result-explanation h4 {
  margin: 0 0 8px 0;
  font-size: .95rem;
}

.explanation-content p {
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--text-light);
}

.explanation-content p:last-child {
  margin-bottom: 0;
}

.tool-info h2 {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(227,6,19,.2);
}

.tool-info h3 {
  margin: 18px 0 10px;
  color: var(--primary);
}

.tool-info ul, .tool-info ol {
  margin-left: 18px;
  margin-bottom: 12px;
}

.tool-info li {
  margin-bottom: 6px;
}

.disclaimer {
  margin-top: 20px;
  padding: 15px;
  background: #fff3cd;
  border-radius: var(--radius);
  border: 1px solid #ffeaa7;
}

.disclaimer p {
  margin: 0;
  font-size: 0.9rem;
  color: #856404;
}

/* Responsive */
@media (max-width: 980px) {
  .calculator-container { grid-template-columns: 1fr; }
  .calorie-breakdown { grid-template-columns: 1fr; }
}