.course-calc-container {
  margin: 20px auto;
  padding: 0;
  color: #000;
  border-radius: 6px;
  overflow: hidden;
  background-color: #fff;
  max-width: 900px;
}

.course-calc-header {
  text-align: center;
  margin-bottom: 30px;
  padding: 20px;
  background-color: #f8f8f8;
  border-bottom: 2px solid #000;
}

.course-calc-header h3 {
  margin: 0 0 10px 0;
  font-weight: 700;
  font-size: 24px;
  color: #000;
}

.course-calc-subtitle {
  color: #777777;
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  font-size: 14px;
}

.course-calc-form {
  padding: 25px;
  background-color: #fff;
}

.course-calc-terrain-section {
  margin-bottom: 30px;
}

.course-calc-section-title {
  font-weight: 600;
  font-size: 16px;
  color: #000;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 2px solid #f8f8f8;
}

.course-calc-terrain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
  margin-bottom: 20px;
}

.course-calc-terrain-card {
  border: 2px solid #e0e0e0;
  border-radius: 6px;
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  background: #fff;
}

.course-calc-terrain-card:hover {
  border-color: #4E9DD8;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(78, 157, 216, 0.15);
}

.course-calc-terrain-card.selected {
  border-color: #000;
  background-color: #f8f8f8;
}

.course-calc-terrain-icon {
  font-size: 32px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
}

.course-calc-terrain-icon i {
  font-size: 32px;
  color: inherit;
}

.course-calc-terrain-name {
  font-weight: 600;
  font-size: 14px;
  color: #000;
  margin: 0;
  text-align: center !important;
}

.course-calc-input-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 25px;
}

.course-calc-input-group {
  margin-bottom: 5px;
}

.course-calc-label {
  display: block;
  margin-bottom: 8px;
  color: #000;
  font-family: 'Open Sans', sans-serif;
  font-weight: 600;
  font-size: 14px;
  position: relative;
}

.course-calc-info-link {
  display: inline-block;
  margin-right: 6px;
  color: #777777;
  font-size: 12px;
  text-decoration: none;
  transition: all 0.2s ease;
  vertical-align: middle;
  opacity: 0.6;
}

.course-calc-info-link:hover {
  color: #4E9DD8;
  opacity: 1;
  text-decoration: none;
}

.course-calc-info-link i {
  font-size: 12px;
}

.course-calc-section-title {
  position: relative;
}

.course-calc-section-title .course-calc-info-link {
  margin-right: 8px;
}

.course-calc-input-with-controls {
  display: flex;
  align-items: center;
}

.course-calc-input {
  flex: 1;
  padding: 12px;
  border: 2px solid #000;
  border-radius: 6px;
  font-size: 16px;
  font-family: 'Open Sans', sans-serif;
  text-align: center;
  transition: all 0.3s ease;
  box-sizing: border-box;
  margin-left: 10px;
  margin-right: 10px;
  width: 100%;
}

/* S'assurer que l'input texte (allure) a la même largeur que les inputs number */
.course-calc-input[type="text"] {
  width: 100%;
  min-width: 0;
}

.course-calc-input:focus {
  outline: none;
  border-color: #4E9DD8;
  box-shadow: 0 0 0 2px rgba(78, 157, 216, 0.2);
}

.course-calc-input-btn {
  width: 40px;
  height: 44px;
  background-color: #000;
  color: #FFFFFF !important;
  border: none;
  cursor: pointer;
  font-size: 18px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.course-calc-input-btn:hover {
  background-color: #333;
  color: #FFFFFF !important;
}

.course-calc-button {
  background-color: #000;
  color: #FFFFFF !important;
  border: none;
  border-radius: 6px;
  padding: 14px 24px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: block;
  width: 100%;
  margin-top: 10px;
}

.course-calc-button:hover {
  background-color: #333;
  transform: translateY(-2px);
  color: #FFFFFF !important;
}

.course-calc-advanced-toggle {
  text-align: center;
  margin: 20px 0;
}

.course-calc-toggle-btn {
  background: none;
  border: 1px solid #E0E0E0;
  color: #777777;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-family: 'Open Sans', sans-serif;
  font-size: 13px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.course-calc-toggle-btn i {
  font-size: 13px;
  color: inherit;
}

.course-calc-toggle-btn:hover {
  background-color: #F8F8F8;
  border-color: #999999;
  color: #666666;
}

.course-calc-advanced-section {
  display: none;
  padding: 20px;
  background-color: #f8f8f8;
  border-radius: 6px;
  margin-bottom: 20px;
  padding-left: 15px !important;
  padding-right: 15px !important;
}

.course-calc-advanced-section.visible {
  display: block;
}

.course-calc-info-box {
  background-color: #f0f7ff;
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 6px;
}

.course-calc-info-box p {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  font-size: 13px;
  color: #333;
  line-height: 1.5;
}

.course-calc-result {
  padding: 0;
  display: none;
  border-top: 2px solid #eee;
  margin-top: 20px;
}

.course-calc-result-header {
  padding: 20px;
  background-color: #f8f8f8;
  border-bottom: 2px solid #000;
}

.course-calc-result-title {
  color: #000;
  margin: 0;
  font-weight: 700;
  font-size: 20px;
}

.course-calc-result-content {
  padding: 25px;
}

.course-calc-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 30px;
}

.course-calc-summary-card {
  background-color: #f8f8f8;
  padding: 20px;
  border-radius: 6px;
  border: 1px solid #000;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 120px;
}

.course-calc-summary-label {
  display: block;
  color: #777777;
  font-size: 13px;
  margin-bottom: 8px;
}

.course-calc-summary-value {
  display: block;
  color: #000;
  font-size: 28px;
  font-weight: 700;
}

.course-calc-summary-unit {
  font-size: 16px;
  font-weight: 600;
  color: #777777;
}

.course-calc-details-section {
  margin-top: 25px;
}

.course-calc-details-title {
  font-weight: 600;
  font-size: 16px;
  color: #000;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 2px solid #000;
}

.course-calc-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}

.course-calc-detail-item {
  background-color: #fff;
  padding: 15px;
  border-radius: 6px;
  border: 1px solid #e0e0e0;
  padding-left: 15px !important;
  padding-right: 15px !important;
}

.course-calc-detail-label {
  font-size: 13px;
  color: #777777;
  margin-bottom: 5px;
}

.course-calc-detail-value {
  font-size: 18px;
  font-weight: 600;
  color: #000;
}

.course-calc-chart-container {
  margin-top: 30px;
  background-color: #fff;
  padding: 20px;
  border-radius: 6px;
  border: 1px solid #e0e0e0;
}

.course-calc-chart-title {
  font-weight: 700;
  font-size: 16px;
  color: #000;
  text-align: center;
  margin-bottom: 20px;
}

.course-calc-chart-wrapper {
  position: relative;
  height: 300px;
}

@media (max-width: 768px) {
  .course-calc-terrain-grid {
    grid-template-columns: 1fr;
  }
  
  .course-calc-input-grid {
    grid-template-columns: 1fr;
  }
  
  .course-calc-summary-grid {
    grid-template-columns: 1fr;
  }
  
  .course-calc-summary-card {
    min-height: auto;
  }
  
  .course-calc-details-grid {
    grid-template-columns: 1fr;
  }
}