/**
 * ============================================================================
 * SIGL - UTILITY CLASSES
 * Sistema Integrado de Gestão Legislativa
 * ============================================================================
 * 
 * Classes utilitárias complementares ao Tailwind CSS.
 * Usa as variáveis definidas em design-tokens.css.
 * 
 * Estas classes são atalhos para padrões comuns de UI que não estão
 * diretamente disponíveis no Tailwind ou precisam de customização.
 * 
 * Autor: IntGest
 * Versão: 1.0.0
 * Data: 2025-12-14
 * ============================================================================
 */

/* =============================================================================
   EDITOR COMPATIBILITY FIXES
   ============================================================================= */

/**
 * Fix para conflito entre ACE Editor (django-ace) e CKEditor
 * O ACE Editor insere um textarea oculto com a classe ace_text-input que
 * causa scroll horizontal indesejado quando usado junto com CKEditor.
 * Esta regra força o textarea a ser completamente removido do fluxo visual.
 */
.ace_text-input {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  pointer-events: none !important;
}

/**
 * Garante que o CKEditor mantenha seu comportamento normal
 * e não apresente scroll horizontal indesejado
 */
.cke_editable {
  overflow-x: hidden !important;
}

/* =============================================================================
   LAYOUT UTILITIES
   ============================================================================= */

/* Containers */
.container-fluid {
  width: 100%;
  padding-right: var(--spacing-4);
  padding-left: var(--spacing-4);
  margin-right: auto;
  margin-left: auto;
}

.container {
  width: 100%;
  padding-right: var(--spacing-4);
  padding-left: var(--spacing-4);
  margin-right: auto;
  margin-left: auto;
}

@media (min-width: 640px) {
  .container { max-width: 640px; }
}

@media (min-width: 768px) {
  .container { max-width: 768px; }
}

@media (min-width: 1024px) {
  .container { max-width: 1024px; }
}

@media (min-width: 1280px) {
  .container { max-width: 1280px; }
}

@media (min-width: 1536px) {
  .container { max-width: 1536px; }
}

/* Flex helpers */
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-start {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.flex-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.flex-col-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* Stack (vertical spacing) */
.stack-sm > * + * {
  margin-top: var(--spacing-2);
}

.stack > * + * {
  margin-top: var(--spacing-4);
}

.stack-lg > * + * {
  margin-top: var(--spacing-6);
}

.stack-xl > * + * {
  margin-top: var(--spacing-8);
}

/* Cluster (horizontal spacing with wrap) */
.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
}

.cluster-sm {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
}

.cluster-lg {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

/* =============================================================================
   BACKGROUND UTILITIES
   ============================================================================= */

/* Gradient backgrounds */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary-400) 0%, var(--color-primary-600) 100%);
}

.bg-gradient-success {
  background: linear-gradient(135deg, var(--color-success-400) 0%, var(--color-success-600) 100%);
}

.bg-gradient-danger {
  background: linear-gradient(135deg, var(--color-danger-400) 0%, var(--color-danger-600) 100%);
}

.bg-gradient-warning {
  background: linear-gradient(135deg, var(--color-warning-400) 0%, var(--color-warning-600) 100%);
}

.bg-gradient-info {
  background: linear-gradient(135deg, var(--color-info-400) 0%, var(--color-info-600) 100%);
}

.bg-gradient-dark {
  background: linear-gradient(135deg, var(--color-neutral-700) 0%, var(--color-neutral-900) 100%);
}

/* Subtle backgrounds (para containers) */
.bg-subtle-primary {
  background-color: var(--color-primary-50);
}

.bg-subtle-success {
  background-color: var(--color-success-50);
}

.bg-subtle-danger {
  background-color: var(--color-danger-50);
}

.bg-subtle-warning {
  background-color: var(--color-warning-50);
}

.bg-subtle-info {
  background-color: var(--color-info-50);
}

/* Glass effect (glassmorphism) */
.bg-glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.bg-glass-dark {
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* =============================================================================
   TEXT UTILITIES
   ============================================================================= */

/* Text gradients */
.text-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-primary-700) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-rainbow {
  background: linear-gradient(90deg, #f59e0b, #ef4444, #8b5cf6, #3b82f6, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Text sizes semânticos */
.text-display {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
}

.text-headline {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
}

.text-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
}

.text-subtitle {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-normal);
  color: var(--color-text-secondary);
}

.text-body {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
}

.text-caption {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-text-muted);
}

.text-overline {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  color: var(--color-text-muted);
}

/* =============================================================================
   BORDER UTILITIES
   ============================================================================= */

/* Border colors */
.border-primary {
  border-color: var(--color-primary) !important;
}

.border-success {
  border-color: var(--color-success) !important;
}

.border-danger {
  border-color: var(--color-danger) !important;
}

.border-warning {
  border-color: var(--color-warning) !important;
}

.border-info {
  border-color: var(--color-info) !important;
}

/* Border positions */
.border-l-primary {
  border-left: 3px solid var(--color-primary);
}

.border-l-success {
  border-left: 3px solid var(--color-success);
}

.border-l-danger {
  border-left: 3px solid var(--color-danger);
}

.border-l-warning {
  border-left: 3px solid var(--color-warning);
}

.border-l-info {
  border-left: 3px solid var(--color-info);
}

/* Border dashed */
.border-dashed {
  border-style: dashed !important;
}

/* =============================================================================
   INTERACTIVE STATES
   ============================================================================= */

/* Hover lift effect */
.hover-lift {
  transition: var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Hover scale effect */
.hover-scale {
  transition: var(--transition-normal);
}

.hover-scale:hover {
  transform: scale(1.02);
}

/* Hover glow effect */
.hover-glow-primary {
  transition: var(--transition-normal);
}

.hover-glow-primary:hover {
  box-shadow: 0 0 20px rgba(25, 141, 168, 0.4);
}

/* Active press effect */
.active-press:active {
  transform: scale(0.98);
}

/* Clickable card */
.clickable {
  cursor: pointer;
  transition: var(--transition-normal);
}

.clickable:hover {
  background-color: var(--color-bg-secondary);
}

.clickable:active {
  background-color: var(--color-bg-tertiary);
}

/* =============================================================================
   STATUS INDICATORS
   ============================================================================= */

/* Status dots */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--color-neutral-400);
}

.status-dot-success {
  background-color: var(--color-success);
}

.status-dot-danger {
  background-color: var(--color-danger);
}

.status-dot-warning {
  background-color: var(--color-warning);
}

.status-dot-info {
  background-color: var(--color-info);
}

/* Pulsing status */
.status-dot-pulse {
  position: relative;
}

.status-dot-pulse::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  background-color: inherit;
  animation: pulse-ring 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(2);
    opacity: 0;
  }
}

/* Online/Offline indicators */
.status-online {
  color: var(--color-success);
}

.status-online::before {
  content: '●';
  margin-right: var(--spacing-1);
}

.status-offline {
  color: var(--color-neutral-400);
}

.status-offline::before {
  content: '●';
  margin-right: var(--spacing-1);
}

/* =============================================================================
   AVATARS
   ============================================================================= */

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-100);
  color: var(--color-primary-700);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-xs {
  width: 24px;
  height: 24px;
  font-size: var(--font-size-xs);
}

.avatar-sm {
  width: 32px;
  height: 32px;
  font-size: var(--font-size-xs);
}

.avatar-lg {
  width: 56px;
  height: 56px;
  font-size: var(--font-size-lg);
}

.avatar-xl {
  width: 80px;
  height: 80px;
  font-size: var(--font-size-2xl);
}

/* Avatar group */
.avatar-group {
  display: flex;
  flex-direction: row-reverse;
}

.avatar-group .avatar {
  margin-left: -12px;
  border: 2px solid var(--color-bg-primary);
}

.avatar-group .avatar:last-child {
  margin-left: 0;
}

/* =============================================================================
   PROGRESS INDICATORS
   ============================================================================= */

.progress {
  display: flex;
  height: 8px;
  overflow: hidden;
  background-color: var(--color-neutral-200);
  border-radius: var(--radius-full);
}

.progress-bar {
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background-color: var(--color-primary);
  text-align: center;
  white-space: nowrap;
  transition: width 0.6s ease;
  border-radius: var(--radius-full);
}

.progress-bar-success {
  background-color: var(--color-success);
}

.progress-bar-danger {
  background-color: var(--color-danger);
}

.progress-bar-warning {
  background-color: var(--color-warning);
}

.progress-bar-info {
  background-color: var(--color-info);
}

/* Striped progress */
.progress-bar-striped {
  background-image: linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.15) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.15) 50%,
    rgba(255, 255, 255, 0.15) 75%,
    transparent 75%,
    transparent
  );
  background-size: 1rem 1rem;
}

.progress-bar-animated {
  animation: progress-bar-stripes 1s linear infinite;
}

@keyframes progress-bar-stripes {
  0% { background-position: 1rem 0; }
  100% { background-position: 0 0; }
}

/* =============================================================================
   SKELETON LOADING
   ============================================================================= */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-neutral-200) 25%,
    var(--color-neutral-100) 50%,
    var(--color-neutral-200) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

.skeleton-text {
  height: 1em;
  margin-bottom: var(--spacing-2);
}

.skeleton-title {
  height: 1.5em;
  width: 60%;
  margin-bottom: var(--spacing-3);
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

.skeleton-button {
  height: 38px;
  width: 100px;
  border-radius: var(--radius-lg);
}

.skeleton-card {
  height: 200px;
  border-radius: var(--radius-xl);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* =============================================================================
   EMPTY STATES
   ============================================================================= */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-4);
  color: var(--color-neutral-300);
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.empty-state-description {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  max-width: 400px;
  margin-bottom: var(--spacing-6);
}

/* =============================================================================
   RIBBONS
   ============================================================================= */

.ribbon-container {
  position: relative;
  overflow: hidden;
}

.ribbon {
  position: absolute;
  top: 16px;
  right: -35px;
  transform: rotate(45deg);
  padding: var(--spacing-1) var(--spacing-10);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  color: var(--color-text-inverse);
  background-color: var(--color-primary);
}

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

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

.ribbon-warning {
  background-color: var(--color-warning);
  color: var(--color-warning-900);
}

/* =============================================================================
   DIVIDERS
   ============================================================================= */

.divider-text {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.divider-text::before,
.divider-text::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--color-border-light);
}

.divider-text::before {
  margin-right: var(--spacing-3);
}

.divider-text::after {
  margin-left: var(--spacing-3);
}

/* =============================================================================
   TOOLTIPS (CSS only)
   ============================================================================= */

[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-1) var(--spacing-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-inverse);
  background-color: var(--color-neutral-800);
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  z-index: var(--z-tooltip);
  margin-bottom: var(--spacing-1);
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}

/* =============================================================================
   KEYBOARD SHORTCUTS
   ============================================================================= */

.kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 var(--spacing-1-5);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-neutral-100);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 0 var(--color-border-default);
}

/* =============================================================================
   SCROLLBAR CUSTOMIZATION
   ============================================================================= */

.custom-scrollbar::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: var(--color-neutral-100);
  border-radius: var(--radius-full);
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background: var(--color-neutral-300);
  border-radius: var(--radius-full);
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: var(--color-neutral-400);
}

/* Thin scrollbar */
.scrollbar-thin::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

/* Hide scrollbar but keep functionality */
.scrollbar-hidden {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.scrollbar-hidden::-webkit-scrollbar {
  display: none;
}

/* =============================================================================
   ASPECT RATIOS
   ============================================================================= */

.aspect-square {
  aspect-ratio: 1 / 1;
}

.aspect-video {
  aspect-ratio: 16 / 9;
}

.aspect-photo {
  aspect-ratio: 4 / 3;
}

.aspect-portrait {
  aspect-ratio: 3 / 4;
}

/* =============================================================================
   VISIBILITY UTILITIES
   ============================================================================= */

.visible {
  visibility: visible !important;
}

.invisible {
  visibility: hidden !important;
}

.opacity-0 {
  opacity: 0 !important;
}

.opacity-25 {
  opacity: 0.25 !important;
}

.opacity-50 {
  opacity: 0.5 !important;
}

.opacity-75 {
  opacity: 0.75 !important;
}

.opacity-100 {
  opacity: 1 !important;
}

/* =============================================================================
   RESPONSIVE UTILITIES
   ============================================================================= */

/* Hide on specific breakpoints */
@media (max-width: 639px) {
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 640px) and (max-width: 767px) {
  .hide-sm {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .hide-md {
    display: none !important;
  }
}

@media (min-width: 1024px) {
  .hide-lg {
    display: none !important;
  }
}

/* Show only on specific breakpoints */
@media (min-width: 640px) {
  .show-mobile-only {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .show-tablet-up {
    display: none !important;
  }
}

@media (max-width: 1023px) {
  .show-desktop-only {
    display: none !important;
  }
}

/* =============================================================================
   PRINT UTILITIES
   ============================================================================= */

@media print {
  .no-print {
    display: none !important;
  }
  
  .print-only {
    display: block !important;
  }
  
  .page-break-before {
    page-break-before: always;
  }
  
  .page-break-after {
    page-break-after: always;
  }
  
  .avoid-page-break {
    page-break-inside: avoid;
  }
}

@media screen {
  .print-only {
    display: none !important;
  }
}

/* =============================================================================
   SKELETON LOADING STATES
   ============================================================================= */

/* Base skeleton animation */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-neutral-200) 0%,
    var(--color-neutral-100) 50%,
    var(--color-neutral-200) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Skeleton variants */
.skeleton-text {
  height: 1em;
  margin-bottom: var(--spacing-2);
  border-radius: var(--radius-sm);
}

.skeleton-title {
  height: 1.5em;
  width: 60%;
  margin-bottom: var(--spacing-3);
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
}

.skeleton-avatar-sm {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
}

.skeleton-avatar-lg {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
}

.skeleton-image {
  width: 100%;
  height: 200px;
  border-radius: var(--radius-lg);
}

.skeleton-button {
  height: 40px;
  width: 120px;
  border-radius: var(--radius-lg);
}

.skeleton-card {
  padding: var(--spacing-4);
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

/* Skeleton table rows */
.skeleton-table-row {
  display: flex;
  gap: var(--spacing-4);
  padding: var(--spacing-3) var(--spacing-4);
  border-bottom: 1px solid var(--color-border-light);
}

.skeleton-table-cell {
  flex: 1;
  height: 1em;
}

/* =============================================================================
   RIPPLE EFFECT FOR BUTTONS
   ============================================================================= */

.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease, opacity 0.6s ease;
  opacity: 0;
}

.btn-ripple:active::before {
  width: 300px;
  height: 300px;
  opacity: 1;
  transition: 0s;
}

/* Ripple para botões escuros */
.btn-ripple-dark::before {
  background: rgba(0, 0, 0, 0.15);
}

/* =============================================================================
   SCROLL INDICATORS
   ============================================================================= */

/* Container com indicador de scroll horizontal */
.scroll-indicator {
  position: relative;
}

.scroll-indicator::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 40px;
  background: linear-gradient(to left, var(--color-bg-primary), transparent);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--duration-200);
}

.scroll-indicator.has-overflow::after {
  opacity: 1;
}

/* Indicador de scroll esquerdo */
.scroll-indicator-left::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 40px;
  background: linear-gradient(to right, var(--color-bg-primary), transparent);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--duration-200);
  z-index: 1;
}

.scroll-indicator-left.scrolled-left::before {
  opacity: 1;
}

/* =============================================================================
   TOAST NOTIFICATIONS
   ============================================================================= */

/* Container de toasts */
.toast-container {
  position: fixed;
  z-index: var(--z-toast);
  pointer-events: none;
  padding: var(--spacing-4);
}

.toast-container.top-right {
  top: 0;
  right: 0;
}

.toast-container.top-left {
  top: 0;
  left: 0;
}

.toast-container.bottom-right {
  bottom: 0;
  right: 0;
}

.toast-container.bottom-left {
  bottom: 0;
  left: 0;
}

.toast-container.top-center {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.toast-container.bottom-center {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

/* Toast individual */
.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-3);
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-primary);
  max-width: 400px;
  pointer-events: auto;
  animation: toast-slide-in var(--duration-300) var(--ease-out);
}

.toast.toast-exit {
  animation: toast-slide-out var(--duration-200) var(--ease-in) forwards;
}

@keyframes toast-slide-in {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toast-slide-out {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* Toast variants */
.toast-success {
  border-left-color: var(--color-success);
  background: #d1f4e8 !important;
}

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

.toast-danger,
.toast-error {
  border-left-color: var(--color-danger);
  background: #ffe2e5 !important;
}

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

.toast-warning {
  border-left-color: var(--color-warning);
  background: #fff4de !important;
}

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

.toast-info {
  border-left-color: var(--color-info);
  background: #e1f0ff !important;
}

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

/* Toast content */
.toast-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

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

.toast-title {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-1);
}

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

.toast-close {
  flex-shrink: 0;
  padding: var(--spacing-1);
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

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

/* Toast progress bar */
.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: 0 0 0 var(--radius-lg);
  animation: toast-progress linear forwards;
}

@keyframes toast-progress {
  from { width: 100%; }
  to { width: 0%; }
}

/* =============================================================================
   MICROINTERACTIONS
   ============================================================================= */

/* Hover lift effect */
.hover-lift {
  transition: transform var(--duration-200) var(--ease-out),
              box-shadow var(--duration-200) var(--ease-out);
}

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

.hover-lift:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Hover scale effect */
.hover-scale {
  transition: transform var(--duration-150) var(--ease-out);
}

.hover-scale:hover {
  transform: scale(1.02);
}

.hover-scale:active {
  transform: scale(0.98);
}

/* Hover glow effect */
.hover-glow {
  transition: box-shadow var(--duration-200) var(--ease-out);
}

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(25, 141, 168, 0.3);
}

/* Focus ring animation */
.focus-ring-animated:focus {
  outline: none;
  box-shadow: 0 0 0 0 rgba(25, 141, 168, 0.4);
  animation: focus-ring-pulse 0.4s ease-out;
}

@keyframes focus-ring-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(25, 141, 168, 0.4);
  }
  100% {
    box-shadow: 0 0 0 4px rgba(25, 141, 168, 0.2);
  }
}

/* Pulse animation for attention */
.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Bounce animation */
.bounce {
  animation: bounce 1s infinite;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(-5%);
    animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
  }
  50% {
    transform: translateY(0);
    animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
  }
}

/* Shake animation for errors */
.shake {
  animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

@keyframes shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

/* Fade in animation */
.fade-in {
  animation: fade-in var(--duration-300) var(--ease-out);
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Slide in animations */
.slide-in-up {
  animation: slide-in-up var(--duration-300) var(--ease-out);
}

@keyframes slide-in-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-down {
  animation: slide-in-down var(--duration-300) var(--ease-out);
}

@keyframes slide-in-down {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-left {
  animation: slide-in-left var(--duration-300) var(--ease-out);
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slide-in-right var(--duration-300) var(--ease-out);
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Spin animation for loaders */
.spin {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* =============================================================================
   LOADING STATES
   ============================================================================= */

/* Loading overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(2px);
  z-index: 10;
}

/* Loading spinner */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-neutral-200);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.loading-spinner-sm {
  width: 24px;
  height: 24px;
  border-width: 2px;
}

.loading-spinner-lg {
  width: 56px;
  height: 56px;
  border-width: 4px;
}

/* Loading dots */
.loading-dots {
  display: flex;
  gap: var(--spacing-1);
}

.loading-dots span {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: loading-dots 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }
.loading-dots span:nth-child(3) { animation-delay: 0s; }

@keyframes loading-dots {
  0%, 80%, 100% {
    transform: scale(0);
  }
  40% {
    transform: scale(1);
  }
}

/* =============================================================================
   ACCESSIBILITY IMPROVEMENTS
   ============================================================================= */

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--spacing-4);
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  z-index: 9999;
  transition: top var(--duration-200);
}

.skip-link:focus {
  top: var(--spacing-4);
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .skeleton {
    animation: none;
    background: var(--color-neutral-200);
  }
}