/**
 * Button Component Styles
 * Consistent button styling across the application
 */

/* Base Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-normal);
  text-align: center;
  text-decoration: none;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  border: 1px solid transparent;
  border-radius: var(--border-radius-md);
  transition: var(--transition-none);
  min-height: 2.25rem;
}

.btn:hover {
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

.btn:focus {
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(var(--brand-primary-rgb), 0.25);
}

/* Primary Button - White Text */
.btn-primary {
  background-color: var(--brand-primary);
  color: var(--text-white);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background-color: var(--brand-primary-dark);
  border-color: var(--brand-primary-dark);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Secondary Button */
.btn-secondary {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--border-color-dark);
  color: var(--text-primary);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Success Button */
.btn-success {
  background-color: var(--brand-success);
  color: var(--text-white);
  border-color: var(--brand-success);
}

.btn-success:hover {
  background-color: var(--brand-success);
  border-color: var(--brand-success);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Danger Button */
.btn-danger {
  background-color: var(--brand-danger);
  color: var(--text-white);
  border-color: var(--brand-danger);
}

.btn-danger:hover {
  background-color: var(--brand-danger);
  border-color: var(--brand-danger);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Warning Button */
.btn-warning {
  background-color: var(--brand-warning);
  color: var(--text-white);
  border-color: var(--brand-warning);
}

.btn-warning:hover {
  background-color: var(--brand-warning);
  border-color: var(--brand-warning);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Info Button */
.btn-info {
  background-color: var(--brand-info);
  color: var(--text-white);
  border-color: var(--brand-info);
}

.btn-info:hover {
  background-color: var(--brand-info);
  border-color: var(--brand-info);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Outline Primary Button */
.btn-outline-primary {
  background-color: transparent;
  color: var(--brand-primary);
  border-color: var(--brand-primary);
}

.btn-outline-primary:hover {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Outline Secondary Button */
.btn-outline-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-outline-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--border-color-dark);
  color: var(--text-primary);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Outline Danger Button */
.btn-outline-danger {
  background-color: transparent;
  color: var(--brand-danger);
  border-color: var(--brand-danger);
}

.btn-outline-danger:hover {
  background-color: var(--brand-danger);
  border-color: var(--brand-danger);
  color: var(--text-white);
  text-decoration: none;
  transform: none;
  box-shadow: var(--shadow-none);
}

/* Button Sizes */
.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
  min-height: 1.8rem;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-md);
  min-height: 2.5rem;
}

/* Button Group Styles */
.btn-group-sm .btn {
  padding: var(--spacing-xs) var(--spacing-sm) !important;
  font-size: var(--font-size-xs) !important;
  line-height: var(--line-height-tight) !important;
  border-radius: var(--border-radius-sm) !important;
  font-weight: var(--font-weight-medium) !important;
  transition: var(--transition-none) !important;
  height: 1.8rem !important;
  min-height: 1.8rem !important;
  border: none !important;
}

.btn-group-sm .btn:hover {
  transform: none !important;
  box-shadow: var(--shadow-none) !important;
}

.btn-group-sm .btn i {
  font-size: var(--font-size-xs) !important;
}

/* Icon Button */
.btn-icon {
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon.btn-sm {
  width: 2rem;
  height: 2rem;
}

.btn-icon.btn-lg {
  width: 3rem;
  height: 3rem;
}

/* Disabled State */
.btn:disabled,
.btn.disabled {
  opacity: 0.65;
  pointer-events: none;
  cursor: not-allowed;
}

/* Loading State */
.btn.loading {
  position: relative;
  color: transparent;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 1rem;
  height: 1rem;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .btn {
    padding: var(--spacing-sm);
    font-size: var(--font-size-sm);
    min-height: 2rem;
  }
  
  .btn-sm {
    padding: var(--spacing-xs);
    min-height: 1.6rem;
  }
  
  .btn-lg {
    padding: var(--spacing-md);
    min-height: 2.25rem;
  }
}