/**
 * Components Stylesheet
 * Reusable UI components (buttons, forms, cards, modals, etc.)
 */

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

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

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

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

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  text-decoration: none;
}

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

.btn-secondary:hover {
  background-color: var(--color-border);
  text-decoration: none;
}

.btn-success {
  background-color: var(--color-success);
  color: var(--color-white);
  border-color: var(--color-success);
}

.btn-success:hover {
  background-color: var(--color-success-dark);
  border-color: var(--color-success-dark);
  text-decoration: none;
}

.btn-danger {
  background-color: var(--color-danger);
  color: var(--color-white);
  border-color: var(--color-danger);
}

.btn-danger:hover {
  background-color: var(--color-danger-dark);
  border-color: var(--color-danger-dark);
  text-decoration: none;
}

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

.btn-warning:hover {
  background-color: var(--color-warning-dark);
  border-color: var(--color-warning-dark);
  text-decoration: none;
}

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

.btn-ghost:hover {
  background-color: var(--color-surface);
  text-decoration: none;
}

.btn-link {
  background-color: transparent;
  color: var(--color-primary);
  border-color: transparent;
  padding: 0;
}

.btn-link:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Form Components */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

/* Ensure labels are highly visible in modals */
.modal .form-label {
  color: var(--color-text-primary);
  opacity: 1;
}

/* Ensure help text is visible in modals */
.modal .form-help,
.modal small.form-help {
  color: var(--color-text-primary);
  opacity: 0.85;
}

.form-label.required::after {
  content: " *";
  color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea,
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus,
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled,
.form-control:disabled {
  background-color: var(--color-surface);
  cursor: not-allowed;
  opacity: 0.6;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-help,
.settings-help-text {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  opacity: 0.8;
}

.form-error {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-danger);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--color-danger);
}

.form-input.is-valid,
.form-select.is-valid,
.form-textarea.is-valid {
  border-color: var(--color-success);
}

/* Checkbox and Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.form-check-input {
  width: 1.125rem;
  height: 1.125rem;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-check-label {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  cursor: pointer;
  user-select: none;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-checkbox span {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  user-select: none;
}

/* Card Component */
.card {
  background-color: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

/* Modal Component */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  animation: fadeIn var(--transition-base);
  backdrop-filter: blur(4px);
}

.modal-backdrop.hidden {
  display: none;
}

.modal {
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  z-index: var(--z-modal);
  animation: slideUp var(--transition-base);
  position: relative;
}

/* Ensure modal has solid, opaque background in dark theme */
[data-theme="dark"] .modal {
  background-color: var(--color-gray-800);
  border: 1px solid var(--color-gray-700);
}

.modal-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
}

.modal-body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  background-color: var(--color-surface-elevated);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md) var(--space-lg);
  min-width: 300px;
  max-width: 400px;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  pointer-events: auto;
  animation: slideInRight var(--transition-base);
}

.toast-icon {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

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

.toast-close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.toast-close:hover {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
}

.toast.toast-success {
  border-left: 4px solid var(--color-success);
}

.toast.toast-success .toast-icon {
  background-color: var(--color-success-alpha);
  color: var(--color-success);
}

.toast.toast-error {
  border-left: 4px solid var(--color-danger);
}

.toast.toast-error .toast-icon {
  background-color: var(--color-danger-alpha);
  color: var(--color-danger);
}

.toast.toast-warning {
  border-left: 4px solid var(--color-warning);
}

.toast.toast-warning .toast-icon {
  background-color: var(--color-warning-alpha);
  color: var(--color-warning);
}

.toast.toast-info {
  border-left: 4px solid var(--color-info);
}

.toast.toast-info .toast-icon {
  background-color: var(--color-info-alpha);
  color: var(--color-info);
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  border-top-color: var(--color-primary);
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
  border-width: 2px;
}

.spinner-lg {
  width: 2rem;
  height: 2rem;
  border-width: 3px;
}

/* Badge Component */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--color-primary-alpha);
  color: var(--color-primary);
}

.badge-success {
  background-color: var(--color-success-alpha);
  color: var(--color-success);
}

.badge-warning {
  background-color: var(--color-warning-alpha);
  color: var(--color-warning);
}

.badge-danger {
  background-color: var(--color-danger-alpha);
  color: var(--color-danger);
}

.badge-info {
  background-color: var(--color-info-alpha);
  color: var(--color-info);
}

.badge-neutral {
  background-color: var(--color-surface);
  color: var(--color-text-secondary);
}

/* Dropdown Component */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-xs);
  background-color: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  padding: var(--space-sm);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.dropdown-item:hover {
  background-color: var(--color-surface);
  text-decoration: none;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-sm) 0;
}

/* Tabs Component */
.tabs {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.tabs-list {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  padding: 0;
  margin: 0;
}

.tabs-link {
  padding: var(--space-md) var(--space-sm);
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
  font-weight: var(--font-weight-medium);
}

.tabs-link:hover {
  color: var(--color-text-primary);
  text-decoration: none;
}

.tabs-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Alert Component */
.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  border-left: 4px solid;
  margin-bottom: var(--space-md);
  display: flex;
  gap: var(--space-md);
}

.alert-success {
  background-color: var(--color-success-alpha);
  border-color: var(--color-success);
  color: var(--color-success-dark);
}

.alert-error {
  background-color: var(--color-danger-alpha);
  border-color: var(--color-danger);
  color: var(--color-danger-dark);
}

.alert-warning {
  background-color: var(--color-warning-alpha);
  border-color: var(--color-warning);
  color: var(--color-warning-dark);
}

.alert-info {
  background-color: var(--color-info-alpha);
  border-color: var(--color-info);
  color: var(--color-info-dark);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

/* Deployment Components */
.deployment-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  transition: all var(--transition-normal);
}

.deployment-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.deployment-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.deployment-card-info {
  flex: 1;
}

.deployment-card-title {
  margin: 0 0 var(--space-sm) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.deployment-card-meta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  align-items: center;
}

.deployment-card-actions {
  display: flex;
  gap: var(--space-sm);
}

.deployment-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.deployment-detail {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.deployment-detail-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  min-width: 100px;
}

.deployment-detail-value {
  color: var(--color-text-primary);
  flex: 1;
}

.deployment-detail-value code {
  background: var(--color-bg-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-secondary);
}

.empty-state p {
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-lg);
}

/* View Loading States */
.view-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 3rem;
  gap: 1rem;
}

.view-loading p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
}

.view-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 3rem;
  text-align: center;
}

.view-error-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.view-error h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.view-error p {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  font-size: var(--font-size-lg);
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  border: 3px solid rgba(0, 0, 0, 0.1);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-lg {
  width: 3rem;
  height: 3rem;
  border-width: 4px;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
  border-width: 2px;
}

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

/* SPA View Container */
#app-view-container {
  min-height: calc(100vh - var(--header-height) - var(--footer-height));
}

#app-view-container.loading {
  opacity: 0.6;
  pointer-events: none;
}


/* Dropdown Header Styles */
.dropdown-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.dropdown-header .text-sm {
  font-size: var(--font-size-sm);
}

.dropdown-header .text-xs {
  font-size: var(--font-size-xs);
}

.dropdown-header .font-semibold {
  font-weight: var(--font-weight-semibold);
}

.dropdown-header .text-secondary {
  color: var(--color-text-secondary);
}