/* Button Components - ROA2WEB */

/* Base Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  user-select: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Button Sizes */
.btn-xs {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  gap: 2px;
}

.btn-sm {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-sm);
}

.btn-md {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--text-base);
}

.btn-xl {
  padding: var(--space-lg) var(--space-xl);
  font-size: var(--text-lg);
}

/* Button Variants */
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-border-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-border);
}

/* Status Button Variants */
.btn-success {
  background: var(--color-success);
  color: var(--color-text-inverse);
  border-color: var(--color-success);
}

.btn-success:hover {
  background: #047857;
  border-color: #047857;
}

.btn-warning {
  background: var(--color-warning);
  color: var(--color-text-inverse);
  border-color: var(--color-warning);
}

.btn-warning:hover {
  background: #b45309;
  border-color: #b45309;
}

.btn-error {
  background: var(--color-error);
  color: var(--color-text-inverse);
  border-color: var(--color-error);
}

.btn-error:hover {
  background: #b91c1c;
  border-color: #b91c1c;
}

/* Button Shapes */
.btn-rounded {
  border-radius: var(--radius-full);
}

.btn-square {
  border-radius: 0;
}

.btn-circle {
  border-radius: var(--radius-full);
  width: 40px;
  height: 40px;
  padding: 0;
}

.btn-circle.btn-sm {
  width: 32px;
  height: 32px;
}

.btn-circle.btn-lg {
  width: 48px;
  height: 48px;
}

/* Icon Buttons */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn-icon-sm {
  width: 32px;
  height: 32px;
}

.btn-icon-lg {
  width: 48px;
  height: 48px;
}

/* Button Groups */
.btn-group {
  display: inline-flex;
  align-items: center;
}

.btn-group .btn {
  border-radius: 0;
  border-right-width: 0;
}

.btn-group .btn:first-child {
  border-top-left-radius: var(--radius-md);
  border-bottom-left-radius: var(--radius-md);
}

.btn-group .btn:last-child {
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  border-right-width: 1px;
}

.btn-group .btn:hover {
  z-index: 1;
  border-right-width: 1px;
}

/* Action Buttons for Dashboard V4 */
.action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--card-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  color: var(--color-text);
  min-height: 120px;
}

.action-btn:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.action-btn-icon {
  width: 32px;
  height: 32px;
  opacity: 0.8;
}

.action-btn:hover .action-btn-icon {
  opacity: 1;
}

.action-btn-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-align: center;
}

/* Toggle Buttons */
.btn-toggle {
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}

.btn-toggle.active,
.btn-toggle:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

/* Pill Buttons */
.btn-pill {
  border-radius: var(--radius-full);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
}

/* Loading State */
.btn-loading {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-loading::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: var(--space-xs);
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: var(--radius-full);
  animation: btn-spin 0.8s linear infinite;
}

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

/* Mobile Button Adjustments */
@media (max-width: 768px) {
  .btn {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--text-base);
    min-height: 44px;
  }

  .btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    min-height: 36px;
  }

  .btn-group {
    flex-direction: column;
    width: 100%;
  }

  .btn-group .btn {
    border-radius: 0;
    border-right-width: 1px;
    border-bottom-width: 0;
    width: 100%;
  }

  .btn-group .btn:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
  }

  .btn-group .btn:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    border-bottom-width: 1px;
  }

  .action-btn {
    padding: var(--space-lg);
    min-height: 100px;
  }
}

@media (max-width: 480px) {
  .action-btn {
    min-height: 80px;
    padding: var(--space-md);
  }

  .action-btn-icon {
    width: 24px;
    height: 24px;
  }

  .action-btn-label {
    font-size: var(--text-xs);
  }
}

/* Focus States for Accessibility */
.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Button Groups for Dashboard */
.button-group {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.button-group .btn {
  border-radius: var(--radius-md);
}

/* Hide button text on small screens */
@media (max-width: 640px) {
  .btn-text {
    display: none;
  }

  .button-group {
    width: 100%;
  }

  .button-group .btn {
    flex: 1;
    justify-content: center;
  }
}

/* Stack buttons vertically on very small screens */
@media (max-width: 480px) {
  .button-group {
    flex-direction: column;
    width: 100%;
  }

  .button-group .btn {
    width: 100%;
  }

  .btn-text {
    display: inline; /* Show text again when stacked */
  }
}

/* Primary button style for exports */
.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Utility Classes */
.btn-full-width {
  width: 100%;
  justify-content: center;
}

.btn-auto-width {
  width: auto;
}