/* ============================================
   AppHub Styles
   Modern, minimal design with dark/light themes
   ============================================ */

/* CSS Custom Properties (Variables) */
:root {
  /* Colors - Dark Theme (Default) */
  --bg-primary: #0a0a0b;
  --bg-secondary: #141416;
  --bg-tertiary: #1c1c1e;
  --border-color: #222;
  --border-hover: #333;
  --text-primary: #e4e4e7;
  --text-secondary: #71717a;
  --text-tertiary: #52525b;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-light: rgba(99, 102, 241, 0.1);
  --danger: #ef4444;
  --danger-hover: #f87171;
  --success: #22c55e;
  --warning: #f59e0b;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  
  /* Sizes */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease;
  --transition-slow: 0.3s ease;
  
  /* Layout */
  --sidebar-width: 280px;
  --top-bar-height: 64px;
  --card-size: 280px;
}

/* Light Theme */
[data-theme="light"] {
  --bg-primary: #fafafa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f4f4f5;
  --border-color: #e5e5e5;
  --border-hover: #d4d4d8;
  --text-primary: #18181b;
  --text-secondary: #71717a;
  --text-tertiary: #a1a1aa;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-light: rgba(99, 102, 241, 0.1);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Card Sizes */
[data-card-size="small"] { --card-size: 240px; }
[data-card-size="medium"] { --card-size: 280px; }
[data-card-size="large"] { --card-size: 320px; }

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

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

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

/* Utility Classes */
.hidden { display: none !important; }
.sr-only { 
  position: absolute; 
  width: 1px; 
  height: 1px; 
  padding: 0; 
  margin: -1px; 
  overflow: hidden; 
  clip: rect(0, 0, 0, 0); 
  border: 0; 
}

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  min-width: 300px;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  animation: slideIn 0.3s ease;
  pointer-events: all;
  position: relative;
  overflow: hidden;
}

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

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.toast-message {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--accent);
  animation: progress 3s linear forwards;
}

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

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

/* ============================================
   Buttons & Icons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

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

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

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
}

.btn-icon {
  padding: var(--space-sm);
  aspect-ratio: 1;
}

.icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ============================================
   Views & Layout
   ============================================ */
.view {
  display: none;
  min-height: 100vh;
  animation: fadeIn 0.3s ease;
}

.view.active {
  display: flex;
  flex-direction: column;
}

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

/* ============================================
   Dashboard View
   ============================================ */
.top-bar {
  height: var(--top-bar-height);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
  background: var(--bg-primary);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.logo .icon {
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.logo h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-box input {
  width: 240px;
  padding: var(--space-sm) var(--space-md) var(--space-sm) 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: all var(--transition-normal);
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.search-icon {
  position: absolute;
  left: var(--space-sm);
  color: var(--text-secondary);
}

#sort-select {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.9rem;
  cursor: pointer;
}

.refresh-icon.spinning {
  animation: spin 1s linear infinite;
}

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

/* Dashboard Content */
.dashboard-content {
  flex: 1;
  padding: var(--space-xl);
  overflow-y: auto;
}

.ai-suggestions {
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.ai-suggestions h3 {
  font-size: 1rem;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.suggestions-list {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.suggestion-chip {
  padding: var(--space-sm) var(--space-md);
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.suggestion-chip:hover {
  background: var(--accent);
  color: white;
}

/* Apps Grid */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--card-size), 1fr));
  gap: var(--space-lg);
}

.app-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

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

.app-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.app-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
}

.app-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.app-delete {
  opacity: 0;
  transition: opacity var(--transition-fast);
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  margin: 0;
}

.app-card:hover .app-delete {
  opacity: 1;
}

.app-delete:hover {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}

.app-info h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.app-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.app-meta {
  display: flex;
  gap: var(--space-md);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--text-secondary);
}

.empty-illustration {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-lg);
  color: var(--border-hover);
}

.empty-illustration svg {
  width: 100%;
  height: 100%;
}

.empty-state h2 {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

/* ============================================
   Viewer View
   ============================================ */
.viewer-header {
  height: var(--top-bar-height);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  background: var(--bg-primary);
}

.viewer-title {
  font-size: 1.1rem;
  font-weight: 600;
  flex: 1;
  text-align: center;
  margin: 0 var(--space-lg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-actions {
  display: flex;
  gap: var(--space-sm);
}

.viewer-layout {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.sidebar {
  width: var(--sidebar-width);
  border-right: 1px solid var(--border-color);
  background: var(--bg-secondary);
  overflow-y: auto;
  transition: width var(--transition-normal);
}

.sidebar.collapsed {
  width: 0;
  border-right: none;
  overflow: hidden;
}

.sidebar-apps {
  padding: var(--space-md);
}

.sidebar-app {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: var(--space-sm);
}

.sidebar-app:hover {
  background: var(--bg-tertiary);
}

.sidebar-app.active {
  background: var(--accent-light);
  border: 1px solid var(--accent);
}

.sidebar-app .app-icon {
  width: 36px;
  height: 36px;
  font-size: 0.9rem;
}

.sidebar-app-info {
  flex: 1;
  min-width: 0;
}

.sidebar-app-info h4 {
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-app-info span {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.viewer-main {
  flex: 1;
  position: relative;
  background: var(--bg-primary);
}

#app-frame {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
}

/* AI Panel */
.ai-panel {
  width: 350px;
  border-left: 1px solid var(--border-color);
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
}

.ai-panel-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ai-panel-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.ai-chat {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.ai-message {
  max-width: 85%;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  line-height: 1.4;
}

.ai-message.user {
  align-self: flex-end;
  background: var(--accent);
  color: white;
}

.ai-message.assistant {
  align-self: flex-start;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
}

.ai-input-area {
  padding: var(--space-md);
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: var(--space-sm);
}

.ai-input-area input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.ai-input-area input:focus {
  outline: none;
  border-color: var(--accent);
}

/* ============================================
   Modals
   ============================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}

.modal-content {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
}

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

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

.modal-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
}

.modal-body {
  padding: var(--space-xl);
  overflow-y: auto;
  max-height: 60vh;
}

.modal-footer {
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
}

/* Upload Modal Specifics */
.drop-zone {
  border: 2px dashed var(--border-hover);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.drop-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-light);
}

.upload-illustration {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  color: var(--text-secondary);
}

.drop-zone p {
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.drop-zone .or {
  display: block;
  color: var(--text-tertiary);
  font-size: 0.9rem;
  margin: var(--space-md) 0;
}

.file-limit {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-top: var(--space-md);
}

.upload-progress {
  text-align: center;
}

.progress-bar {
  width: 100%;
  height: 4px;
  background: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.3s ease;
  animation: progressFill 2s ease-in-out infinite;
}

@keyframes progressFill {
  0% { width: 0%; }
  50% { width: 70%; }
  100% { width: 100%; }
}

/* Settings Form */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.segmented-control {
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-xs);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.segment {
  flex: 1;
  cursor: pointer;
}

.segment input {
  position: absolute;
  opacity: 0;
}

.segment span {
  display: block;
  padding: var(--space-sm) var(--space-md);
  text-align: center;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.segment input:checked + span {
  background: var(--accent);
  color: white;
  font-weight: 500;
}

.settings-divider {
  height: 1px;
  background: var(--border-color);
  margin: var(--space-xl) 0;
}

/* AI Settings */
.ai-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  cursor: pointer;
}

.toggle-label input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--border-hover);
  border-radius: 12px;
  transition: background var(--transition-normal);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.toggle-label input:checked + .toggle-switch {
  background: var(--accent);
}

.toggle-label input:checked + .toggle-switch::after {
  transform: translateX(20px);
}

.toggle-text {
  font-weight: 500;
  font-size: 0.95rem;
}

.ai-status {
  font-size: 0.8rem;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
}

.ai-status.connected {
  background: rgba(34, 197, 94, 0.1);
  color: var(--success);
}

.ai-status.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.ai-config {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
  .top-bar {
    padding: 0 var(--space-md);
    flex-wrap: wrap;
    height: auto;
    padding-top: var(--space-md);
    padding-bottom: var(--space-md);
    gap: var(--space-md);
  }
  
  .actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .search-box input {
    width: 150px;
  }
  
  .dashboard-content {
    padding: var(--space-md);
  }
  
  .apps-grid {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: absolute;
    z-index: 50;
    height: 100%;
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .ai-panel {
    position: absolute;
    right: 0;
    height: 100%;
    transform: translateX(100%);
  }
  
  .ai-panel.open {
    transform: translateX(0);
  }
}

@media (min-width: 2560px) {
  :root {
    --card-size: 350px;
  }
  
  .apps-grid {
    grid-template-columns: repeat(auto-fill, minmax(var(--card-size), 1fr));
  }
}

/* AI Settings Help Text */
.help-text {
  display: block;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-top: var(--space-xs);
}

#openai-section, #ollama-section {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

/* ============================================
   Category Filter Bar
   ============================================ */
.category-filter {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
  max-width: 400px;
}

.category-pill {
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.category-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.category-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

/* ============================================
   App Card Category Badge
   ============================================ */
.app-category-badge {
  display: inline-block;
  padding: 2px 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-top: var(--space-xs);
}

/* ============================================
   Drag and Drop
   ============================================ */
.app-card {
  cursor: grab;
}

.app-card:active {
  cursor: grabbing;
}

.app-card.dragging {
  opacity: 0.5;
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.app-card.drag-over {
  border-color: var(--accent);
  border-style: dashed;
}

.app-card.drag-over::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px dashed var(--accent);
  border-radius: calc(var(--radius-lg) + 4px);
  pointer-events: none;
}

/* ============================================
   Upload Details
   ============================================ */
.upload-details {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-color);
}

#confirm-upload {
  width: 100%;
  margin-top: var(--space-md);
}

/* ============================================
   Edit Modal
   ============================================ */
#edit-form textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
  transition: all var(--transition-normal);
}

#edit-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

/* ============================================
   Edit Button on Card
   ============================================ */
.app-edit {
  opacity: 0;
  transition: opacity var(--transition-fast);
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  margin-right: var(--space-xs);
}

.app-card:hover .app-edit {
  opacity: 1;
}

.app-edit:hover {
  color: var(--accent);
  background: var(--accent-light);
}

/* App Actions Container */
.app-actions {
  display: flex;
  gap: 2px;
}