/* NeutralAiz RAG UI - Redesigned Main Styles
   Complete transformation to match DESIGN_SYSTEM.md */

/* =================================
   IMPORTS - CRITICAL ORDER
   ================================= */
@import './design-system-variables.css';
@import './glass-morphism.css';

/* =================================
   BASE RESET & SETUP
   ================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-primary);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  font-size: var(--font-size-sm);
}

/* =================================
   SCROLLBAR STYLING
   ================================= */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(100, 110, 130, 0.4);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(120, 130, 150, 0.6);
}

/* =================================
   TYPOGRAPHY RULES
   ================================= */
h1, h2, h3, h4, h5, h6 {
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-semibold);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-md); }
h6 { font-size: var(--font-size-sm); }

/* =================================
   HEADER / STATUS BAR
   ================================= */
.app-header {
  height: var(--status-bar-height);
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border-bottom: 1px solid var(--color-glass-border);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo Section */
.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.logo i {
  font-size: var(--font-size-xl);
  color: var(--color-accent-blue);
}

.logo h1 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  color: var(--color-text-primary);
  margin: 0;
}

.version {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  background: var(--color-container-2);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  background: transparent;
  border: 1px solid transparent;
}

.nav-link:hover {
  background: var(--color-glass-bg);
  border-color: var(--color-glass-border);
  color: var(--color-text-primary);
}

.nav-link.active {
  background: rgba(37, 99, 235, 0.2);
  border-color: rgba(37, 99, 235, 0.3);
  color: var(--color-accent-blue-light);
}

/* =================================
   MAIN CONTENT AREA
   ================================= */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-2xl);
}

/* =================================
   SEARCH SECTION
   ================================= */
.search-section {
  margin-bottom: var(--spacing-2xl);
}

.search-container {
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xl);
}

/* Filters Section */
.filters-section {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.repository-selector,
.category-selector {
  flex: 1;
}

.filters-section label {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  font-weight: var(--font-weight-medium);
}

.category-dropdown {
  width: 100%;
  min-height: var(--min-height-interactive);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-input-bg);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.category-dropdown:hover,
.category-dropdown:focus {
  outline: none;
  background: rgba(50, 55, 65, 0.6);
  border-color: var(--color-accent-blue);
}

/* Search Box */
.search-box {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.search-input-wrapper {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  width: 100%;
  min-height: var(--min-height-interactive);
  padding: var(--spacing-md) calc(var(--spacing-xl) * 2.5) var(--spacing-md) var(--spacing-lg);
  background: var(--color-input-bg);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-inset);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  background: rgba(50, 55, 65, 0.6);
  border-color: rgba(140, 150, 170, 0.6);
  box-shadow: 0 0 0 2px rgba(100, 110, 130, 0.2), 
              inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

.search-input::placeholder {
  color: var(--color-text-disabled);
}

/* Voice Button */
.voice-btn {
  position: absolute;
  right: var(--spacing-sm);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-container-2);
  border: 1px solid var(--color-glass-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.voice-btn:hover {
  background: var(--color-glass-bg);
  color: var(--color-accent-blue);
  border-color: var(--color-accent-blue);
}

/* Search Button */
.search-btn {
  min-height: var(--min-height-interactive);
  padding: var(--spacing-md) var(--spacing-2xl);
  background: rgba(37, 99, 235, 0.2);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-xs);
  color: var(--color-accent-blue-light);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.search-btn:hover {
  background: rgba(37, 99, 235, 0.3);
  border-color: rgba(37, 99, 235, 0.5);
  transform: translateY(-1px);
  box-shadow: 0 0 12px rgba(37, 99, 235, 0.3);
}

.search-btn:active {
  transform: translateY(0);
}

/* =================================
   ADVANCED OPTIONS
   ================================= */
.advanced-options {
  margin-top: var(--spacing-lg);
}

.toggle-advanced {
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--color-container-2);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toggle-advanced:hover {
  background: var(--color-glass-bg);
  color: var(--color-text-primary);
  border-color: var(--color-glass-border-hover);
}

.options-panel {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--color-container-3);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.options-panel.hidden {
  display: none;
}

.option-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.option-group label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  font-weight: var(--font-weight-medium);
}

.option-group input[type="number"],
.option-group select {
  padding: var(--spacing-md);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  min-height: 36px;
}

.option-group input[type="checkbox"] {
  margin-right: var(--spacing-sm);
}

/* =================================
   LOADING STATES
   ================================= */
.loading-indicator {
  text-align: center;
  padding: var(--spacing-3xl);
}

.spinner {
  width: 50px;
  height: 50px;
  margin: 0 auto var(--spacing-lg);
  border: 3px solid var(--color-glass-border);
  border-top-color: var(--color-accent-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-steps {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
}

.loading-steps .step {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  font-size: var(--font-size-xs);
  transition: all var(--transition-fast);
}

.loading-steps .step.active {
  color: var(--color-accent-blue);
  transform: scale(1.05);
}

/* =================================
   RESULTS CONTAINER
   ================================= */
.results-container {
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { 
    opacity: 0; 
    transform: translateY(var(--spacing-xl)); 
  }
  to { 
    opacity: 1; 
    transform: translateY(0); 
  }
}

/* Enhanced Answer Card */
.enhanced-answer {
  background: var(--color-glass-bg-heavy);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
  border-left: 3px solid var(--color-accent-blue);
}

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

.answer-header h2 {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: var(--color-accent-blue);
  font-size: var(--font-size-lg);
  margin: 0;
}

.answer-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.action-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-container-2);
  border: 1px solid var(--color-glass-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.action-btn:hover {
  background: rgba(37, 99, 235, 0.2);
  border-color: rgba(37, 99, 235, 0.3);
  color: var(--color-accent-blue);
  transform: translateY(-1px);
}

.answer-content {
  margin: var(--spacing-xl) 0;
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
}

.answer-metadata {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-glass-border);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
}

.answer-metadata span {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.answer-metadata strong {
  color: var(--color-text-secondary);
}

/* Key Points Section */
.key-points {
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.key-points h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--color-accent-yellow);
  font-size: var(--font-size-lg);
}

#key-points-list {
  list-style: none;
  padding: 0;
}

#key-points-list li {
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  background: var(--color-container-3);
  border-radius: var(--radius-xs);
  border-left: 2px solid var(--color-accent-yellow);
  transition: all var(--transition-fast);
  color: var(--color-text-secondary);
}

#key-points-list li:hover {
  background: var(--color-container-2);
  transform: translateX(var(--spacing-sm));
}

/* Source References - Glass Morphism Theme */
.source-references {
  margin-bottom: var(--spacing-2xl);
  background: var(--color-glass-bg-heavy);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.source-references::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, 
    var(--color-accent-blue) 0%, 
    var(--color-accent-cyan) 50%, 
    var(--color-accent-blue) 100%);
  animation: shimmer 3s infinite;
}

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

.source-references h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: 0 0 var(--spacing-xl) 0;
  color: var(--color-accent-blue);
  font-size: var(--font-size-lg);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
}

.source-references h3 i {
  color: var(--color-accent-cyan);
  font-size: var(--font-size-md);
}

.sources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.source-card {
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-lg);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.source-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-accent-cyan);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.source-card:hover {
  background: var(--color-glass-bg-hover);
  border-color: var(--color-accent-blue);
  transform: translateY(-2px);
  box-shadow: 
    0 4px 16px rgba(0, 174, 255, 0.1),
    0 2px 8px rgba(0, 174, 255, 0.05);
}

.source-card:hover::before {
  opacity: 1;
}

.source-card h4 {
  color: var(--color-text-primary);
  font-size: var(--font-size-md);
  font-weight: 600;
  margin: 0 0 var(--spacing-sm) 0;
}

.source-card .source-meta {
  display: flex;
  gap: var(--spacing-lg);
  margin: var(--spacing-sm) 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.source-card .source-meta span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.source-card .source-excerpt {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-top: var(--spacing-md);
}

.source-card .source-score {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--color-accent-blue);
  color: var(--color-bg-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-xs);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

/* Follow-up Questions */
.follow-up-questions {
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xl);
}

.follow-up-questions h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--color-warning);
  font-size: var(--font-size-lg);
}

.questions-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.question-item {
  padding: var(--spacing-lg);
  background: var(--color-container-3);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-text-secondary);
}

.question-item:hover {
  background: var(--color-container-2);
  border-color: var(--color-warning);
  transform: translateX(var(--spacing-sm));
}

/* Search History Table Section */
.search-history-section {
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  backdrop-filter: blur(10px);
}

.search-history-section h3 {
  color: var(--color-text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: 600;
}

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

.clear-history-btn {
  padding: 0.5rem 1rem;
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.clear-history-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #ef4444;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.clear-history-btn i {
  font-size: 0.875rem;
}

.history-table-container {
  width: 100%;
  overflow-x: auto;
}

.history-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: rgba(5, 10, 15, 0.4);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.history-table thead {
  background: rgba(0, 180, 216, 0.1);
}

.history-table th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  color: var(--color-accent-cyan);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-glass-border);
}

.history-table tbody tr {
  transition: background var(--transition-fast);
}

.history-table tbody tr:hover {
  background: rgba(0, 180, 216, 0.05);
}

.history-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.history-table tbody tr:last-child td {
  border-bottom: none;
}

.history-query {
  color: var(--color-text-primary);
  font-weight: 500;
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.history-query:hover {
  color: var(--color-accent-cyan);
}

.history-time {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  white-space: nowrap;
}

.history-results-count {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  background: rgba(0, 180, 216, 0.1);
  border-radius: var(--radius-xs);
  color: var(--color-accent-cyan);
  font-size: 0.875rem;
}

.history-repo-badge {
  display: inline-flex;
  padding: 0.25rem 0.5rem;
  background: rgba(138, 43, 226, 0.1);
  border-radius: var(--radius-xs);
  color: var(--color-accent-purple);
  font-size: 0.75rem;
}

.history-actions {
  display: flex;
  gap: var(--spacing-xs);
}

.history-action-btn {
  padding: 0.375rem 0.5rem;
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.75rem;
}

.history-action-btn:hover {
  background: rgba(0, 180, 216, 0.1);
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
  transform: translateY(-1px);
}

.no-history {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-text-muted);
}

.no-history i {
  font-size: 3rem;
  opacity: 0.3;
  margin-bottom: var(--spacing-md);
}

.no-history p {
  font-size: 0.875rem;
}

/* Conversation history styles removed - replaced with search history table */

.history-action-btn {
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.history-action-btn:hover {
  background: var(--color-glass-bg-hover);
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
}

/* =================================
   DEBUG PANEL
   ================================= */
.debug-panel {
  position: fixed;
  right: 0;
  top: 0;
  height: 100vh;
  width: 500px;
  background: var(--color-glass-bg-heavy);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border-left: 1px solid var(--color-glass-border);
  box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.debug-panel:not(.hidden) {
  transform: translateX(0);
}

.debug-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-glass-border);
  background: var(--color-container-2);
}

.debug-header h3 {
  margin: 0;
  color: var(--color-text-primary);
  font-size: var(--font-size-md);
}

.close-debug {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--color-glass-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-debug:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
}

.debug-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-glass-border);
  background: var(--color-container-3);
}

.debug-tab {
  flex: 1;
  padding: var(--spacing-md);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.debug-tab:hover {
  background: var(--color-container-2);
  color: var(--color-text-secondary);
}

.debug-tab.active {
  color: var(--color-accent-blue);
  border-bottom-color: var(--color-accent-blue);
  background: var(--color-container-1);
}

.debug-content {
  height: calc(100vh - 120px);
  overflow-y: auto;
  padding: var(--spacing-lg);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
}

.debug-pane {
  display: none;
}

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

.debug-pane pre {
  color: var(--color-text-secondary);
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Debug Toggle Button */
.debug-toggle {
  position: fixed;
  bottom: var(--spacing-2xl);
  right: var(--spacing-2xl);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.2);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: var(--color-accent-blue-light);
  font-size: var(--font-size-lg);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-fast);
  z-index: calc(var(--z-modal) - 1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.debug-toggle:hover {
  background: rgba(37, 99, 235, 0.3);
  border-color: rgba(37, 99, 235, 0.5);
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
}

/* =================================
   TOAST NOTIFICATIONS
   ================================= */
.toast-container {
  position: fixed;
  top: calc(var(--status-bar-height) + var(--spacing-lg));
  right: var(--spacing-lg);
  z-index: var(--z-notification);
}

.toast {
  min-width: 300px;
  padding: var(--spacing-lg) var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  background: var(--color-glass-bg-heavy);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

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

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

.toast.error {
  border-left: 3px solid var(--color-error);
}

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

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

/* =================================
   UTILITY CLASSES
   ================================= */
.hidden {
  display: none;
}

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-ui);
}

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

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

.text-tertiary {
  color: var(--color-text-tertiary);
}

/* =================================
   RESPONSIVE DESIGN
   ================================= */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: var(--spacing-lg);
    height: auto;
    padding: var(--spacing-md);
  }
  
  .app-header {
    height: auto;
  }
  
  .nav-menu {
    width: 100%;
    justify-content: space-around;
  }
  
  .search-box {
    flex-direction: column;
  }
  
  .filters-section {
    flex-direction: column;
  }
  
  .sources-grid {
    grid-template-columns: 1fr;
  }
  
  .debug-panel {
    width: 100%;
  }
  
  .loading-steps {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .main-content {
    padding: var(--spacing-lg);
  }
}