/* Grade Modal - Premium KSOL Style */
.ksol-gcseLevelSelector {
  font-family: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  width: 100%;
  padding: 2rem 1rem;
  box-sizing: border-box;
}

.ksol-gcseLevelSelector .grade-modal {
  max-width: 600px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem;
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(1, 11, 60, 0.15);
  box-sizing: border-box;
}

.ksol-gcseLevelSelector .grade-modal__header {
  text-align: center;

}

.ksol-gcseLevelSelector .grade-modal__title {
  font-family: "Teko", sans-serif;
  font-size: 1.875rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.75rem;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ksol-gcseLevelSelector .grade-modal__hint {
  font-size: 1rem;
  color: rgba(30, 41, 59, 0.7);
  line-height: 1.6;
  margin: 0;
}

/* Slider Container */
.ksol-gcseLevelSelector .grade-slider-container {
  margin-bottom: 2.5rem;
}

.ksol-gcseLevelSelector .grade-slider__display {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(30, 64, 175, 0.05) 100%);
  border: 2px solid rgba(37, 99, 235, 0.2);
  border-radius: 20px;
  padding: 2rem;
  margin-top: 1rem !important;
  margin-bottom: 1rem !important;
  width: 40%;
  margin: 0 auto;
  text-align: center;
  transition: all 0.3s ease;
}

.ksol-gcseLevelSelector .grade-slider__value {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;

}

.ksol-gcseLevelSelector .grade-slider__number {
  font-family: "Teko", sans-serif;
  font-size: 4rem;
  font-weight: 600;
  color: #2563eb;
  line-height: 1;
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.ksol-gcseLevelSelector .grade-slider__label {
  font-family: "Teko", sans-serif;
  font-size: 24px;
  color: rgba(30, 41, 59, 0.6);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ksol-gcseLevelSelector .grade-slider__course-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.ksol-gcseLevelSelector .grade-slider__course-name {
  font-family: "Teko", sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: #1e293b;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ksol-gcseLevelSelector .grade-slider__course-desc {
  font-size: 0.95rem;
  color: rgba(30, 41, 59, 0.7);
}

/* Slider Wrapper */
.ksol-gcseLevelSelector .grade-slider__wrapper {
  position: relative;
  padding: 1rem 0 1rem;
}

.ksol-gcseLevelSelector .grade-slider__wrapper::after {
  content: "";
  position: absolute;
  top: 1rem;
  left: 0;
  right: 0;
  height: 8px;
  background: #e5e7eb;
  border-radius: 4px;
  z-index: 0;
}

.ksol-gcseLevelSelector .grade-slider {
  width: 100%;
  height: 32px;
  border-radius: 4px;
  background: transparent;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  top: -10px;
  z-index: 2;
  margin: 0;
  padding: 0;
}

.ksol-gcseLevelSelector .grade-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
  transition: all 0.3s ease;
  border: 3px solid #ffffff;
  margin-top: -12px;
}

.ksol-gcseLevelSelector .grade-slider::-webkit-slider-runnable-track {
  height: 8px;
  background: transparent;
  border-radius: 4px;
}

.ksol-gcseLevelSelector .grade-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.ksol-gcseLevelSelector .grade-slider::-moz-range-thumb {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
  transition: all 0.3s ease;
  border: 3px solid #ffffff;
  -moz-appearance: none;
  margin-top: -12px;
}

.ksol-gcseLevelSelector .grade-slider::-moz-range-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.ksol-gcseLevelSelector .grade-slider::-moz-range-track {
  height: 8px;
  border-radius: 4px;
  background: #e5e7eb;
}

.ksol-gcseLevelSelector .grade-slider:focus {
  outline: none;
}

.ksol-gcseLevelSelector .grade-slider:focus::-webkit-slider-thumb {
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

.ksol-gcseLevelSelector .grade-slider:focus::-moz-range-thumb {
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

/* Progress fill for slider - will be updated via JavaScript */
.ksol-gcseLevelSelector .grade-slider__wrapper {
  position: relative;
}

.ksol-gcseLevelSelector .grade-slider__progress {
  position: absolute;
  top: 1rem;
  left: 0;
  height: 8px;
  background: linear-gradient(90deg, #2563eb 0%, #1e40af 100%);
  border-radius: 4px 0 0 4px;
  pointer-events: none;
  transition: width 0.3s ease;
  z-index: 1;
}

.ksol-gcseLevelSelector .grade-slider__labels {
  display: flex;
  justify-content: space-between;
  
  padding: 0 0.5rem;
  font-size: 30px;
}

.ksol-gcseLevelSelector .grade-slider__label-min,
.ksol-gcseLevelSelector .grade-slider__label-max {
  font-family: "Teko", sans-serif;
  font-size: 30px;
  color: rgba(30, 41, 59, 0.6);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Confirm Button */
.ksol-gcseLevelSelector .grade-modal__confirm-btn {
  width: 100%;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  color: #fff;
  border: none;
  border-radius: 16px;
  font-family: "Teko", sans-serif;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
  box-sizing: border-box;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ksol-gcseLevelSelector .grade-modal__confirm-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.4);
}

.ksol-gcseLevelSelector .grade-modal__confirm-btn:active:not(:disabled) {
  transform: translateY(0);
}

.ksol-gcseLevelSelector .grade-modal__confirm-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #e5e7eb;
  color: #9ca3af;
  box-shadow: none;
}

.ksol-gcseLevelSelector .grade-modal__confirm-btn svg {
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.ksol-gcseLevelSelector .grade-modal__confirm-btn:hover:not(:disabled) svg {
  transform: translateX(4px);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .ksol-gcseLevelSelector {
    padding: 1rem;
  }

  .ksol-gcseLevelSelector .grade-modal {
    padding: 1.5rem 1rem;
    border-radius: 20px;
  }

  .ksol-gcseLevelSelector .grade-modal__title {
    font-size: 1.5rem;
  }

  .ksol-gcseLevelSelector .grade-modal__hint {
    font-size: 0.9rem;
  }

  .ksol-gcseLevelSelector .grade-slider__display {
    padding: 1rem;
  }

  .ksol-gcseLevelSelector .grade-slider__number {
    font-size: 3rem;
  }

  .ksol-gcseLevelSelector .grade-slider__course-name {
    font-size: 1.125rem;
  }

  .ksol-gcseLevelSelector .grade-slider__course-desc {
    font-size: 0.875rem;
  }

  .ksol-gcseLevelSelector .grade-modal__confirm-btn {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }
}