/* Modern Components and Animations */

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

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

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

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

/* Page transitions */
.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.slide-up {
  animation: slideInUp 0.5s ease-out;
}

/* Loading spinner */
.loading-spinner {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  border: 0.25rem solid var(--border-color);
  border-radius: 50%;
  border-top-color: var(--primary-color);
  animation: spin 1s linear infinite;
}

.loading-spinner.sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.125rem;
}

.loading-spinner.lg {
  width: 3rem;
  height: 3rem;
  border-width: 0.375rem;
}

/* Skeleton loading placeholders */
.skeleton {
  position: relative;
  overflow: hidden;
  background-color: var(--border-color);
  border-radius: 0.25rem;
  animation: pulse 1.5s infinite;
}

.skeleton::after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0.2) 20%,
    rgba(255, 255, 255, 0.5) 60%,
    rgba(255, 255, 255, 0)
  );
  animation: shimmer 2s infinite;
  content: '';
}

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

.skeleton-text {
  height: 1rem;
  margin-bottom: 0.5rem;
  width: 100%;
}

.skeleton-text:last-child {
  margin-bottom: 0;
  width: 80%;
}

/* Notification badges with animations */
.notification-badge {
  position: relative;
  display: inline-flex;
}

.notification-badge::after {
  content: attr(data-count);
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.25rem;
  border-radius: 1rem;
  background-color: var(--danger-color);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: 0 0 0 2px var(--bg-primary);
  animation: pulse 2s infinite;
}

.notification-badge[data-count="0"]::after {
  display: none;
}

/* Modern switches with animations */
.modern-switch {
  position: relative;
  display: inline-block;
  width: 3rem;
  height: 1.5rem;
}

.modern-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-color);
  transition: .4s;
  border-radius: 1.5rem;
}

.switch-slider:before {
  position: absolute;
  content: "";
  height: 1.2rem;
  width: 1.2rem;
  left: 0.15rem;
  bottom: 0.15rem;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .switch-slider {
  background-color: var(--primary-color);
}

input:focus + .switch-slider {
  box-shadow: 0 0 1px var(--primary-color);
}

input:checked + .switch-slider:before {
  transform: translateX(1.5rem);
}

/* Avatar component */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  font-weight: 600;
  text-transform: uppercase;
  overflow: hidden;
}

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

.avatar-xs { width: 1.5rem; height: 1.5rem; font-size: 0.625rem; }
.avatar-sm { width: 2rem; height: 2rem; font-size: 0.8125rem; }
.avatar-md { width: 3rem; height: 3rem; font-size: 1.25rem; }
.avatar-lg { width: 4rem; height: 4rem; font-size: 1.75rem; }
.avatar-xl { width: 5.5rem; height: 5.5rem; font-size: 2.25rem; }

.avatar-group {
  display: flex;
  align-items: center;
}

.avatar-group .avatar {
  margin-right: -0.75rem;
  border: 2px solid var(--bg-primary);
  transition: transform 0.2s ease;
}

.avatar-group .avatar:hover {
  transform: translateY(-5px);
  z-index: 1;
}

.avatar-group .avatar-counter {
  background-color: var(--secondary-color);
}

/* Tags and Chips */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  margin: 0.25rem;
  border-radius: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  background-color: var(--border-color);
  color: var(--text-primary);
  transition: all 0.2s ease;
}

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

.tag .close {
  margin-left: 0.5rem;
  color: inherit;
  opacity: 0.6;
  transition: opacity 0.2s ease;
}

.tag .close:hover {
  opacity: 1;
}

/* Badge variations */
.badge-outline {
  background-color: transparent;
  border: 1px solid currentColor;
}

.badge-pill {
  border-radius: 10rem;
  padding-right: .6rem;
  padding-left: .6rem;
}

/* Enhanced Cards */
.card-hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover-lift:hover {
  transform: translateY(-10px);
  box-shadow: 0 1rem 3rem rgba(0,0,0,.175);
}

.card-overlay {
  position: relative;
  overflow: hidden;
}

.card-overlay .card-img {
  width: 100%;
  height: auto;
  transition: transform 0.3s ease;
}

.card-overlay:hover .card-img {
  transform: scale(1.1);
}

.card-overlay .card-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.25rem;
  background-image: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0));
  color: white;
}

/* Enhanced Navbar */
.navbar-glass {
  background-color: rgba(var(--bg-primary-rgb), 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(var(--border-color-rgb), 0.2);
}

/* Modern Form Elements */
.form-floating > label {
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.form-select, .form-control {
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* Custom Radio Button */
.custom-radio {
  position: relative;
  padding-left: 2rem;
  cursor: pointer;
  user-select: none;
}

.custom-radio input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.radio-mark {
  position: absolute;
  top: 0.25rem;
  left: 0;
  height: 1.25rem;
  width: 1.25rem;
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
}

.custom-radio:hover input ~ .radio-mark {
  border-color: var(--primary-color);
}

.custom-radio input:checked ~ .radio-mark {
  background-color: var(--bg-secondary);
  border-color: var(--primary-color);
}

.radio-mark:after {
  content: "";
  position: absolute;
  display: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--primary-color);
}

.custom-radio input:checked ~ .radio-mark:after {
  display: block;
  animation: fadeIn 0.2s;
}

.custom-radio input:focus ~ .radio-mark {
  box-shadow: 0 0 0 0.25rem var(--highlight-color-strong);
}

/* Timeline Component */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.45rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-item {
  position: relative;
  padding-bottom: 1.5rem;
}

.timeline-marker {
  position: absolute;
  left: -2rem;
  top: 0.25rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background-color: var(--primary-color);
  border: 3px solid var(--bg-primary);
  z-index: 1;
}

.timeline-content {
  position: relative;
  padding: 1rem;
  border-radius: 0.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.timeline-content::before {
  content: '';
  position: absolute;
  left: -0.5rem;
  top: 0.75rem;
  width: 1rem;
  height: 1rem;
  background-color: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  transform: rotate(45deg);
}

/* Progress Steps */
.progress-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin: 2rem 0;
}

.step {
  flex: 1;
  text-align: center;
  position: relative;
}

.step::before {
  content: '';
  position: absolute;
  top: 1rem;
  left: calc(-50% + 1rem);
  width: calc(100% - 2rem);
  height: 2px;
  background-color: var(--border-color);
  z-index: 0;
}

.step:first-child::before {
  display: none;
}

.step-marker {
  width: 2rem;
  height: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  color: var(--border-color);
  font-weight: 600;
  margin: 0 auto 0.5rem;
  position: relative;
  z-index: 1;
  transition: all 0.3s ease;
}

.step.active .step-marker {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

.step.completed .step-marker {
  background-color: var(--success-color);
  border-color: var(--success-color);
  color: white;
}

.step.completed::before,
.step.active::before {
  background-color: var(--success-color);
}

.step-label {
  font-size: 0.875rem;
  font-weight: 500;
}

.step.active .step-label {
  color: var(--primary-color);
}

.step.completed .step-label {
  color: var(--success-color);
}

/* More accessible focus styles for keyboard users */
.keyboard-user :focus {
  outline: 2px solid var(--primary-color) !important;
  outline-offset: 2px !important;
}

.keyboard-user :focus:not(:focus-visible) {
  outline: none !important;
}

.keyboard-user :focus-visible {
  outline: 2px solid var(--primary-color) !important;
  outline-offset: 2px !important;
}

/* Utilities for animations */
.animate-delay-100 { animation-delay: 0.1s; }
.animate-delay-200 { animation-delay: 0.2s; }
.animate-delay-300 { animation-delay: 0.3s; }
.animate-delay-400 { animation-delay: 0.4s; }
.animate-delay-500 { animation-delay: 0.5s; }

/* Improved toast notifications */
.toast {
  backdrop-filter: blur(10px);
  background-color: rgba(var(--bg-primary-rgb), 0.9);
  border: 1px solid var(--border-color);
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.toast-header {
  border-bottom: 1px solid var(--border-color);
}

/* Improved modal designs */
.modal-dialog {
  margin-top: 2rem;
  margin-bottom: 2rem;
}

.modal-content {
  border: none;
  border-radius: 0.75rem;
  box-shadow: 0 0.5rem 2rem rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 1.5rem;
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  padding: 1.25rem 1.5rem;
}

.modal-body {
  padding: 1.5rem;
}

/* Tooltips and popovers with animations */
.tooltip.show {
  animation: fadeIn 0.2s;
}

.popover.show {
  animation: fadeIn 0.3s;
}

/* Keyboard user navigation indicator */
.nav-key-indicator {
  display: none;
}

.keyboard-user .nav-key-indicator {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.125rem 0.375rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0.25rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Accessibility improvements - focus indicators */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
  outline-color: var(--primary-color);
}

/* Minimal scrollbar for modern browsers */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Better code block styling */
pre, code {
  border-radius: 0.5rem;
  background-color: var(--bg-secondary);
  padding: 0.25rem 0.5rem;
  font-family: monospace;
}

pre {
  padding: 1rem;
  overflow-x: auto;
}

pre code {
  padding: 0;
  background-color: transparent;
}

/* Info banners with icons */
.info-banner {
  display: flex;
  align-items: flex-start;
  padding: 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
  background-color: var(--highlight-color);
  border-left: 4px solid var(--primary-color);
}

.info-banner-icon {
  margin-right: 1rem;
  font-size: 1.5rem;
  color: var(--primary-color);
}

.info-banner-content {
  flex: 1;
}

.info-banner-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.info-banner-warning {
  background-color: rgba(var(--warning-color-rgb), 0.1);
  border-left-color: var(--warning-color);
}

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

.info-banner-danger {
  background-color: rgba(var(--danger-color-rgb), 0.1);
  border-left-color: var(--danger-color);
}

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

.info-banner-success {
  background-color: rgba(var(--success-color-rgb), 0.1);
  border-left-color: var(--success-color);
}

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