/* Enhanced custom styles for Amazon L6/L7 Interview Prep */

:root {
  /* Primary colors */
  --md-primary-fg-color: #FF9900;
  --md-primary-fg-color--light: #FFB84D;
  --md-primary-fg-color--dark: #CC7A00;
  --md-accent-fg-color: #FF6600;
  
  /* Extended color palette for UX enhancements */
  --success-color: #4CAF50;
  --warning-color: #FF9800;
  --error-color: #F44336;
  --info-color: #2196F3;
  --secondary-color: #607D8B;
  
  /* Interactive elements */
  --hover-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.2);
  
  /* Spacing system */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  
  /* Border radius system */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}

/* Enhanced code highlighting */
.md-typeset code {
  background-color: rgba(255, 153, 0, 0.1);
  border-radius: var(--radius-sm);
  padding: 0.2em 0.4em;
  font-size: 0.875em;
}

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

/* ==========================================================================
   PROGRESSIVE DISCLOSURE PATTERNS
   ========================================================================== */

/* Collapsible sections with smooth animations */
.progressive-disclosure {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: var(--radius-md);
  margin: var(--spacing-md) 0;
  overflow: hidden;
  transition: var(--hover-transition);
}

.progressive-disclosure:hover {
  box-shadow: var(--shadow-light);
}

.progressive-disclosure-header {
  background: var(--md-default-bg-color);
  cursor: pointer;
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  user-select: none;
  transition: var(--hover-transition);
}

.progressive-disclosure-header:hover {
  background: var(--md-code-bg-color);
}

.progressive-disclosure-header::after {
  content: "▼";
  font-size: 0.8em;
  transition: transform 0.3s ease;
  color: var(--md-default-fg-color--light);
}

.progressive-disclosure-header.collapsed::after {
  transform: rotate(-90deg);
}

.progressive-disclosure-content {
  padding: var(--spacing-md);
  border-top: 1px solid var(--md-default-fg-color--lightest);
  background: var(--md-code-bg-color);
  max-height: 1000px;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.progressive-disclosure-content.collapsed {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
}

/* Enhanced navigation cards */
.navigation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.nav-card {
  background: var(--md-default-bg-color);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: var(--hover-transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.nav-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s;
}

.nav-card:hover::before {
  left: 100%;
}

.nav-card:hover {
  border-color: var(--md-primary-fg-color);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.nav-card h3 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--md-primary-fg-color);
  font-size: 1.2em;
}

.nav-card p {
  margin: 0;
  color: var(--md-default-fg-color--light);
  font-size: 0.9em;
  line-height: 1.5;
}

/* Progressive section reveals */
.section-progressive {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-progressive.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   MOBILE OPTIMIZATION
   ========================================================================== */

/* Mobile-first responsive design */
@media screen and (max-width: 768px) {
  /* Enhanced touch targets */
  .md-nav__link {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  /* Improved mobile navigation */
  .md-nav--primary .md-nav__list {
    padding: var(--spacing-sm);
  }
  
  .md-nav--primary .md-nav__item {
    margin: var(--spacing-xs) 0;
  }
  
  /* Enhanced mobile cards */
  .navigation-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    padding: 0 var(--spacing-sm);
  }
  
  .nav-card {
    padding: var(--spacing-md);
    text-align: left;
  }
  
  .nav-card h3 {
    font-size: 1.1em;
  }
  
  /* Mobile-optimized progressive disclosure */
  .progressive-disclosure-header {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.95em;
  }
  
  .progressive-disclosure-content {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  /* Improved mobile typography */
  .md-typeset h1 {
    font-size: 1.8em;
    line-height: 1.3;
  }
  
  .md-typeset h2 {
    font-size: 1.4em;
    line-height: 1.4;
  }
  
  .md-typeset h3 {
    font-size: 1.2em;
    line-height: 1.4;
  }
  
  /* Mobile-friendly tables */
  .md-typeset table:not([class]) {
    font-size: 0.8em;
  }
  
  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* Tablet optimizations */
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .navigation-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   ACCESSIBILITY ENHANCEMENTS
   ========================================================================== */

/* Focus indicators */
.progressive-disclosure-header:focus,
.nav-card:focus {
  outline: 2px solid var(--md-primary-fg-color);
  outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .progressive-disclosure-header::after,
  .progressive-disclosure-content,
  .section-progressive,
  .nav-card,
  .nav-card::before {
    transition: none;
  }
  
  .nav-card:hover {
    transform: none;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .nav-card {
    border-color: var(--md-default-fg-color);
  }
  
  .progressive-disclosure {
    border-color: var(--md-default-fg-color);
  }
}

/* ==========================================================================
   CONTENT-SPECIFIC ENHANCEMENTS
   ========================================================================== */

/* Assessment wizard styling */
.assessment-wizard {
  background: linear-gradient(135deg, var(--md-code-bg-color) 0%, var(--md-default-bg-color) 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin: var(--spacing-xl) 0;
  box-shadow: var(--shadow-light);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--md-default-fg-color--lightest);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
}

.progress {
  height: 100%;
  background: linear-gradient(90deg, var(--md-primary-fg-color), var(--md-accent-fg-color));
  border-radius: var(--radius-sm);
  transition: width 0.8s ease;
}

/* Learning path cards */
.learning-path-generator .path-card {
  background: var(--md-default-bg-color);
  border-left: 4px solid var(--info-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin: var(--spacing-md) 0;
  box-shadow: var(--shadow-light);
}

.path-card.high-priority {
  border-left-color: var(--error-color);
  background: rgba(244, 67, 54, 0.05);
}

.path-card.medium-priority {
  border-left-color: var(--warning-color);
  background: rgba(255, 152, 0, 0.05);
}

.path-card.low-priority {
  border-left-color: var(--success-color);
  background: rgba(76, 175, 80, 0.05);
}

/* Dashboard preview styling */
.dashboard-preview {
  background: var(--md-code-bg-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  border: 1px solid var(--md-default-fg-color--lightest);
}

.dashboard-preview h4 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--md-primary-fg-color);
}

/* Action buttons */
.action-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin: var(--spacing-xl) 0;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  transition: var(--hover-transition);
  border: 2px solid transparent;
  cursor: pointer;
  min-height: 44px;
}

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

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

.btn.secondary {
  background: transparent;
  color: var(--md-primary-fg-color);
  border-color: var(--md-primary-fg-color);
}

.btn.secondary:hover {
  background: var(--md-primary-fg-color);
  color: white;
}

.btn.tertiary {
  background: var(--md-code-bg-color);
  color: var(--md-default-fg-color);
  border-color: var(--md-default-fg-color--lightest);
}

.btn.tertiary:hover {
  background: var(--md-default-fg-color--lightest);
}

/* Mobile button optimizations */
@media screen and (max-width: 768px) {
  .action-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .btn {
    justify-content: center;
    padding: var(--spacing-md);
  }
}

/* Interactive Mock Interview System Styles */
.mock-interview-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.interview-setup {
  background: linear-gradient(135deg, #FF9900, #FF6600);
  color: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
}

.interview-type-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.interview-type-card {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: var(--hover-transition);
}

.interview-type-card:hover {
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.15);
}

.interview-active {
  display: none;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-lg);
  height: 80vh;
}

.main-interview-panel {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
}

.question-panel {
  background: #f8f9fa;
  padding: var(--spacing-lg);
  border-bottom: 1px solid #dee2e6;
}

.response-panel {
  flex: 1;
  padding: var(--spacing-lg);
}

.sidebar-panel {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-medium);
  padding: var(--spacing-lg);
}

/* Video Practice Platform Styles */
.video-practice-container {
  position: relative;
  background: #000;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
}

.camera-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  padding: var(--spacing-md);
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
}

.video-controls button {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--hover-transition);
}

.video-controls button:hover {
  background: rgba(255, 255, 255, 0.3);
}

.recording-indicator {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: #f44336;
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  animation: pulse 2s infinite;
}

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

.realtime-metrics {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
}

.metric {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
}

.metric .value.good {
  color: #4caf50;
}

.metric .value.needs-work {
  color: #ff9800;
}

/* Collaborative Coding Styles */
.coding-interface {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: var(--spacing-md);
  height: 80vh;
}

.problem-panel {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
}

.problem-header {
  background: #f8f9fa;
  padding: var(--spacing-md);
  border-bottom: 1px solid #dee2e6;
}

.problem-description {
  padding: var(--spacing-md);
  max-height: calc(100% - 120px);
  overflow-y: auto;
}

.code-panel {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
}

.editor-header {
  background: #2d3748;
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.code-editor {
  height: calc(100% - 50px);
}

.remote-cursor {
  position: relative;
}

.remote-cursor::after {
  content: '';
  position: absolute;
  top: 0;
  left: -1px;
  width: 2px;
  height: 1.2em;
  background: #ff6b6b;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* Analytics Dashboard Styles */
.dashboard-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.dashboard-nav {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  border-bottom: 1px solid #dee2e6;
}

.dashboard-nav-item {
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--hover-transition);
}

.dashboard-nav-item.active {
  border-bottom-color: var(--md-primary-fg-color);
  color: var(--md-primary-fg-color);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.metric-card {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-medium);
  border-left: 4px solid var(--md-primary-fg-color);
}

.metric-card.primary {
  border-left-color: var(--md-primary-fg-color);
  background: linear-gradient(135deg, rgba(255, 153, 0, 0.05), rgba(255, 102, 0, 0.05));
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
  margin-bottom: var(--spacing-xs);
}

.metric-subtitle {
  font-size: 0.875rem;
  color: var(--md-default-fg-color--light);
}

.progress-bar {
  background: #e0e0e0;
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  margin-top: var(--spacing-xs);
}

.progress-fill {
  background: linear-gradient(90deg, var(--md-primary-fg-color), var(--md-accent-fg-color));
  height: 100%;
  border-radius: var(--radius-sm);
  transition: width 0.5s ease;
}

.chart-container {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-medium);
  margin-bottom: var(--spacing-lg);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

/* Notification System */
.notification {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  color: white;
  font-weight: 500;
  box-shadow: var(--shadow-heavy);
  z-index: 1000;
  animation: slideInRight 0.3s ease;
}

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

.notification.error {
  background: var(--error-color);
}

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

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

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Modal System */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-lg);
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-heavy);
  animation: scaleIn 0.3s ease;
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid #dee2e6;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid #dee2e6;
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

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

@keyframes scaleIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Button System */
.btn-primary {
  background: linear-gradient(135deg, var(--md-primary-fg-color), var(--md-accent-fg-color));
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--hover-transition);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-medium);
}

.btn-secondary {
  background: transparent;
  color: var(--md-primary-fg-color);
  border: 2px solid var(--md-primary-fg-color);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--hover-transition);
}

.btn-secondary:hover {
  background: var(--md-primary-fg-color);
  color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
  .interview-active {
    grid-template-columns: 1fr;
    height: auto;
  }
  
  .coding-interface {
    grid-template-columns: 1fr;
    height: auto;
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .dashboard-nav {
    flex-wrap: wrap;
  }
  
  .video-controls {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }
  
  .modal-content {
    margin: var(--spacing-md);
    max-width: calc(100% - 2rem);
  }
}

/* Enhanced responsive images */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  transition: var(--hover-transition);
}

img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-medium);
}

/* Enhanced table styling */
.md-typeset table:not([class]) {
  border-collapse: collapse;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  margin: var(--spacing-lg) 0;
}

.md-typeset table:not([class]) th,
.md-typeset table:not([class]) td {
  border: 1px solid var(--md-default-fg-color--lighter);
  padding: var(--spacing-md);
  text-align: left;
}

.md-typeset table:not([class]) th {
  background-color: rgba(255, 153, 0, 0.1);
  font-weight: 600;
}

.md-typeset table:not([class]) tbody tr:hover {
  background-color: rgba(255, 153, 0, 0.05);
}

/* Enhanced buttons and interactive elements */
.md-button {
  transition: var(--hover-transition);
  border-radius: var(--radius-md);
  font-weight: 500;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

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

.md-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s;
}

.md-button:active::before {
  width: 300px;
  height: 300px;
}

/* Card system for better content organization */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.card {
  background: var(--md-default-bg-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-light);
  transition: var(--hover-transition);
  border: 1px solid var(--md-default-fg-color--lightest);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.card-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--md-primary-fg-color);
}

.card-title {
  margin: 0;
  color: var(--md-primary-fg-color);
  font-size: 1.25rem;
  font-weight: 600;
}

.card-content {
  line-height: 1.6;
}

/* Progress indicators */
.progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--md-default-fg-color--lightest);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: var(--spacing-sm) 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--md-primary-fg-color), var(--md-accent-fg-color));
  border-radius: var(--radius-sm);
  transition: width 0.5s ease;
}

/* Status badges */
.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

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

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

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

/* Enhanced search styling */
.md-search__form {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  transition: var(--hover-transition);
}

.md-search__form:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--md-default-bg-color);
}

::-webkit-scrollbar-thumb {
  background: var(--md-primary-fg-color--light);
  border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--md-primary-fg-color);
}

/* Enhanced admonitions */
.md-typeset .admonition {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-light);
  transition: var(--hover-transition);
}

.md-typeset .admonition:hover {
  box-shadow: var(--shadow-medium);
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.shadow-light { box-shadow: var(--shadow-light); }
.shadow-medium { box-shadow: var(--shadow-medium); }
.shadow-heavy { box-shadow: var(--shadow-heavy); }

/* Responsive utilities */
.hide-mobile {
  display: block;
}

.show-mobile {
  display: none;
}

@media (max-width: 768px) {
  .hide-mobile {
    display: none;
  }
  
  .show-mobile {
    display: block;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .card {
    padding: var(--spacing-md);
  }
}

/* Animation keyframes */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

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

.animate-fade-in {
  animation: fadeIn 0.5s ease-out;
}

.animate-slide-in {
  animation: slideIn 0.3s ease-out;
}

.animate-pulse {
  animation: pulse 2s infinite;
}