/**
 * Commission Calculator Component
 * 
 * An interactive calculator for estimating commission amounts based on work value and category.
 * Features real-time calculation, detailed breakdown, and example scenarios.
 */

@import url('../../variables/referral_theme.css');

.commission-calculator {
  background: var(--bg-glass);
  backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin: var(--space-lg) 0;
}

.commission-calculator__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.commission-calculator__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin: 0 0 var(--space-sm) 0;
}

.commission-calculator__subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin: 0;
}

.commission-calculator__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

/* Form Section */
.commission-calculator__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.commission-calculator__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.commission-calculator__label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.commission-calculator__input {
  width: 100%;
  padding: var(--input-padding);
  height: var(--input-height);
  background: var(--bg-secondary);
  border: var(--input-border-width) solid var(--border-secondary);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.commission-calculator__input:focus {
  outline: none;
  border-color: var(--border-accent);
  box-shadow: 0 0 0 3px rgba(242, 100, 25, 0.1);
  background: var(--bg-glass-hover);
}

.commission-calculator__input::placeholder {
  color: var(--text-tertiary);
}

.commission-calculator__input--error {
  border-color: var(--status-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.commission-calculator__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 40px;
}

.commission-calculator__select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-sm);
}

.commission-calculator__help {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  line-height: var(--line-height-normal);
}

.commission-calculator__error {
  font-size: var(--font-size-xs);
  color: var(--status-error);
  margin-top: var(--space-xs);
}

/* Calculate Button */
.commission-calculator__button {
  width: 100%;
  height: var(--btn-height);
  background: var(--brand-gradient);
  border: var(--btn-border-width) solid var(--brand-primary);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.commission-calculator__button:hover:not(:disabled) {
  background: var(--brand-gradient-hover);
  box-shadow: var(--shadow-brand);
  transform: translateY(-2px);
}

.commission-calculator__button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.commission-calculator__button--loading {
  position: relative;
  color: transparent;
}

.commission-calculator__button--loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid var(--text-primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Result Section */
.commission-calculator__result {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.commission-calculator__result--hidden {
  display: none;
}

.commission-calculator__result-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-md);
  opacity: 0.8;
}

.commission-calculator__result-amount {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--brand-primary);
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.commission-calculator__result-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Breakdown */
.commission-calculator__breakdown {
  width: 100%;
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-primary);
}

.commission-calculator__breakdown-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  text-align: left;
}

.commission-calculator__breakdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-primary);
}

.commission-calculator__breakdown-item:last-child {
  border-bottom: none;
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-accent);
  margin-top: var(--space-sm);
}

.commission-calculator__breakdown-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.commission-calculator__breakdown-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

/* Example Scenarios */
.commission-calculator__examples {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-primary);
}

.commission-calculator__examples-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  text-align: left;
}

.commission-calculator__examples-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.commission-calculator__example {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.commission-calculator__example:hover {
  border-color: var(--border-accent);
  background: var(--bg-glass-hover);
}

.commission-calculator__example-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.commission-calculator__example-value {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

/* Error State */
.commission-calculator__error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--status-error);
}

.commission-calculator__error-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
  opacity: 0.8;
}

.commission-calculator__error-message {
  font-size: var(--font-size-sm);
  color: var(--status-error);
  margin-bottom: var(--space-md);
}

.commission-calculator__error-details {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  background: var(--bg-glass);
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
}

/* Loading State */
.commission-calculator__loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--text-secondary);
}

.commission-calculator__loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-primary);
  border-top: 3px solid var(--brand-primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
  margin-bottom: var(--space-md);
}

.commission-calculator__loading-message {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .commission-calculator {
    padding: var(--space-lg);
  }
  
  .commission-calculator__content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .commission-calculator__result-amount {
    font-size: var(--font-size-3xl);
  }
  
  .commission-calculator__examples-list {
    gap: var(--space-xs);
  }
}

@media (max-width: 480px) {
  .commission-calculator {
    padding: var(--space-md);
  }
  
  .commission-calculator__title {
    font-size: var(--font-size-xl);
  }
  
  .commission-calculator__result-amount {
    font-size: var(--font-size-2xl);
  }
  
  .commission-calculator__result-icon {
    width: 48px;
    height: 48px;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .commission-calculator {
    border-width: 2px;
  }
  
  .commission-calculator__input {
    border-width: 2px;
  }
  
  .commission-calculator__button {
    border-width: 3px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .commission-calculator__button {
    transition: none;
  }
  
  .commission-calculator__button:hover:not(:disabled) {
    transform: none;
  }
  
  .commission-calculator__button--loading::after {
    animation: none;
  }
  
  .commission-calculator__loading-spinner {
    animation: none;
  }
}