/**
 * Dashboard Analytics - CoE de IA
 * Components CSS
 * Componentes reutilizáveis: buttons, cards, badges, modals, tabs, tooltips
 */

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--surface-hover);
}

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

.btn-success:hover:not(:disabled) {
  background: var(--secondary-hover);
}

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

.btn-danger:hover:not(:disabled) {
  background: #DC2626;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.btn-outline:hover:not(:disabled) {
  background: var(--surface);
  border-color: var(--primary);
}

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

.btn-ghost:hover:not(:disabled) {
  background: var(--surface);
  color: var(--text-primary);
}

.btn-small {
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
}

.btn-large {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-lg);
}

.btn-icon {
  padding: var(--space-2);
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--text-secondary);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--surface-elevated);
  color: var(--primary-light);
}

/* ==========================================
   CARDS
   ========================================== */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-base);
  animation: fadeIn var(--transition-base) ease-out;
}

.card:hover {
  border-color: var(--border-light);
}

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

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

.card-interactive {
  cursor: pointer;
}

.card-interactive:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border);
}

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

.card-body {
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

/* Card com gradiente */
.card-gradient {
  background: linear-gradient(135deg, 
    rgba(79, 70, 229, 0.1) 0%, 
    rgba(124, 58, 237, 0.1) 100%);
  border: 1px solid rgba(79, 70, 229, 0.3);
}

/* Card com glassmorphism */
.card-glass {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================
   BADGES
   ========================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  line-height: 1;
  white-space: nowrap;
}

.badge-success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--status-approved);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-error {
  background: rgba(239, 68, 68, 0.2);
  color: var(--status-rejected);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--status-pending);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-info {
  background: rgba(59, 130, 246, 0.2);
  color: var(--info);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-neutral {
  background: rgba(148, 163, 184, 0.2);
  color: var(--status-not-approved);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.badge-primary {
  background: rgba(79, 70, 229, 0.2);
  color: var(--primary-light);
  border: 1px solid rgba(79, 70, 229, 0.3);
}

.badge-large {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

.badge-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ==========================================
   MODALS
   ========================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  padding: var(--space-4);
  overflow-y: auto;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-base);
  animation: fadeInScale var(--transition-base) ease-out;
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-small {
  max-width: 400px;
}

.modal-large {
  max-width: 900px;
}

.modal-fullscreen {
  max-width: 95vw;
  max-height: 95vh;
  width: 95vw;
  height: 95vh;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: var(--text-2xl);
  margin: 0;
}

.modal-body {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4);
  border-top: 1px solid var(--border);
}

.btn-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-elevated);
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
}

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

/* ==========================================
   TABS
   ========================================== */

.tabs-container {
  width: 100%;
}

.tabs-nav {
  display: flex;
  gap: var(--space-1);
  border-bottom: 2px solid var(--border);
  overflow-x: auto;
  scrollbar-width: thin;
}

.tabs-nav::-webkit-scrollbar {
  height: 4px;
}

.tab-button {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  bottom: -2px;
}

.tab-button:hover {
  color: var(--text-primary);
  background: var(--surface);
}

.tab-button.active {
  color: var(--primary-light);
  border-bottom-color: var(--primary);
}

.tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background: var(--surface-elevated);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
}

.tab-button.active .tab-badge {
  background: var(--primary);
  color: white;
}

.tabs-content {
  padding: var(--space-4) 0;
}

.tab-pane {
  display: none;
  animation: fadeIn var(--transition-base) ease-out;
}

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

/* ==========================================
   TOOLTIPS
   ========================================== */

[data-tooltip] {
  position: relative;
}

[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-1) var(--space-2);
  background: var(--surface-elevated);
  color: var(--text-primary);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
  z-index: var(--z-tooltip);
  box-shadow: var(--shadow-lg);
  max-width: 200px;
  white-space: normal;
  text-align: center;
}

[data-tooltip]::after {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid var(--surface-elevated);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
  z-index: var(--z-tooltip);
}

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

[data-tooltip-position="top"]::before {
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
}

[data-tooltip-position="bottom"]::before {
  top: calc(100% + 8px);
  bottom: auto;
  left: 50%;
  transform: translateX(-50%);
}

[data-tooltip-position="left"]::before {
  right: calc(100% + 8px);
  left: auto;
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
}

[data-tooltip-position="right"]::before {
  left: calc(100% + 8px);
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
}

/* ==========================================
   PROGRESS BARS
   ========================================== */

.progress-bar-container {
  width: 100%;
  height: 8px;
  background: var(--surface-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.progress-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

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

.skeleton {
  background: linear-gradient(
    90deg,
    var(--surface) 0%,
    var(--surface-elevated) 50%,
    var(--surface) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

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

.skeleton-line {
  width: 100%;
  height: 16px;
  margin-bottom: var(--space-2);
}

.skeleton-line.short {
  width: 60%;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--surface-elevated);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.spinner-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  z-index: var(--z-modal);
}

.spinner-text {
  color: var(--text-secondary);
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
}

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

.toast-container {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 400px;
}

.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  box-shadow: var(--shadow-lg);
  animation: slideInRight var(--transition-base) ease-out;
  max-width: 100%;
}

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

.toast-error {
  border-left-color: var(--error);
}

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

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

.toast-icon {
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  margin: 0 0 var(--space-1) 0;
  color: var(--text-primary);
}

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

.toast-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: var(--text-xl);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: color var(--transition-base);
}

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