Update app.py

app.py

@@ -19,854 +19,8 @@ TEMPLATE = """
   <meta charset="UTF-8">
   <title>HuggingFace Drive - {{ path or 'Root' }}</title>
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <style>
-  * {
-  margin: 0;
-  padding: 0;
-  box-sizing: border-box;
-}
-
-:root {
-  --primary: #6366f1;
-  --primary-hover: #5855eb;
-  --primary-light: rgba(99, 102, 241, 0.1);
-  --secondary: #64748b;
-  --secondary-hover: #475569;
-  --success: #10b981;
-  --success-hover: #059669;
-  --warning: #f59e0b;
-  --warning-hover: #d97706;
-  --danger: #ef4444;
-  --danger-hover: #dc2626;
-  
-  --bg-primary: #0f172a;
-  --bg-secondary: #1e293b;
-  --bg-tertiary: #334155;
-  --bg-card: #1e293b;
-  --bg-overlay: rgba(15, 23, 42, 0.9);
-  
-  --text-primary: #f8fafc;
-  --text-secondary: #cbd5e1;
-  --text-muted: #94a3b8;
-  
-  --border: #334155;
-  --border-light: #475569;
-  --border-focus: var(--primary);
-  
-  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
-  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
-  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
-  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.25);
-  
-  --radius-sm: 0.375rem;
-  --radius-md: 0.5rem;
-  --radius-lg: 0.75rem;
-  --radius-xl: 1rem;
-  
-  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
-  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
-  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
-  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
-}
-
-/* Base Styles */
-body {
-  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
-  background: var(--bg-primary);
-  color: var(--text-primary);
-  line-height: 1.6;
-  min-height: 100vh;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}
-
-/* Layout */
-.container {
-  max-width: 1200px;
-  margin: 0 auto;
-  padding: clamp(1rem, 3vw, 1.5rem);
-}
-
-/* Header */
-.header {
-  background: var(--bg-card);
-  border: 1px solid var(--border);
-  border-radius: var(--radius-xl);
-  padding: clamp(1.5rem, 4vw, 2rem);
-  margin-bottom: 2rem;
-  box-shadow: var(--shadow-lg);
-  animation: slideDown var(--transition-spring);
-  will-change: transform;
-}
-
-@keyframes slideDown {
-  from {
-    opacity: 0;
-    transform: translateY(-20px);
-  }
-  to {
-    opacity: 1;
-    transform: translateY(0);
-  }
-}
-
-.title {
-  font-size: clamp(1.75rem, 5vw, 2.5rem);
-  font-weight: 800;
-  color: var(--primary);
-  margin-bottom: 1.5rem;
-  display: flex;
-  align-items: center;
-  gap: clamp(0.5rem, 2vw, 1rem);
-  animation: fadeIn var(--transition-slow) var(--transition-fast);
-}
-
-@keyframes fadeIn {
-  from {
-    opacity: 0;
-  }
-  to {
-    opacity: 1;
-  }
-}
-
-.title-icon {
-  width: clamp(2.5rem, 6vw, 3rem);
-  height: clamp(2.5rem, 6vw, 3rem);
-  color: var(--primary);
-  animation: pulse 2s ease-in-out infinite;
-}
-
-@keyframes pulse {
-  0%, 100% {
-    transform: scale(1);
-  }
-  50% {
-    transform: scale(1.05);
-  }
-}
-
-/* Breadcrumb */
-.breadcrumb {
-  display: flex;
-  align-items: center;
-  gap: 0.5rem;
-  margin-bottom: 2rem;
-  flex-wrap: wrap;
-  animation: fadeIn var(--transition-slow) calc(var(--transition-fast) * 2);
-}
-
-.breadcrumb-item {
-  background: var(--bg-tertiary);
-  color: var(--text-secondary);
-  padding: 0.5rem 1rem;
-  border-radius: var(--radius-md);
-  font-size: clamp(0.75rem, 2vw, 0.875rem);
-  cursor: pointer;
-  transition: all var(--transition-fast);
-  display: flex;
-  align-items: center;
-  gap: 0.5rem;
-  max-width: 200px;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-  transform: translateZ(0);
-  backface-visibility: hidden;
-}
-
-.breadcrumb-item:hover {
-  background: var(--primary);
-  color: white;
-  transform: translateY(-2px) scale(1.05);
-  box-shadow: var(--shadow-md);
-}
-
-.breadcrumb-item.active {
-  background: var(--primary);
-  color: white;
-  animation: scaleIn var(--transition-spring);
-}
-
-@keyframes scaleIn {
-  from {
-    transform: scale(0.9);
-  }
-  to {
-    transform: scale(1);
-  }
-}
-
-.breadcrumb-separator {
-  color: var(--text-muted);
-  font-size: 1.25rem;
-  opacity: 0.5;
-}
-
-/* Actions */
-.actions {
-  display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
-  gap: 1rem;
-  animation: fadeIn var(--transition-slow) calc(var(--transition-fast) * 3);
-}
-
-/* Buttons */
-.btn {
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  gap: 0.5rem;
-  padding: 0.75rem 1.5rem;
-  border: none;
-  border-radius: var(--radius-md);
-  font-weight: 600;
-  font-size: clamp(0.8rem, 2vw, 0.875rem);
-  cursor: pointer;
-  transition: all var(--transition-fast);
-  text-decoration: none;
-  min-height: 2.75rem;
-  position: relative;
-  overflow: hidden;
-  transform: translateZ(0);
-  backface-visibility: hidden;
-  -webkit-tap-highlight-color: transparent;
-}
-
-.btn::before {
-  content: '';
-  position: absolute;
-  top: 50%;
-  left: 50%;
-  width: 0;
-  height: 0;
-  border-radius: 50%;
-  background: rgba(255, 255, 255, 0.2);
-  transform: translate(-50%, -50%);
-  transition: width var(--transition-slow), height var(--transition-slow);
-}
-
-.btn:active::before {
-  width: 300px;
-  height: 300px;
-}
-
-.btn:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-  transform: none !important;
-}
-
-.btn-primary {
-  background: var(--primary);
-  color: white;
-  box-shadow: var(--shadow-md);
-}
-
-.btn-primary:hover:not(:disabled) {
-  background: var(--primary-hover);
-  transform: translateY(-2px);
-  box-shadow: var(--shadow-lg);
-}
-
-.btn-secondary {
-  background: var(--bg-tertiary);
-  color: var(--text-primary);
-  border: 1px solid var(--border);
-}
-
-.btn-secondary:hover:not(:disabled) {
-  background: var(--secondary);
-  border-color: var(--border-light);
-  transform: translateY(-1px);
-}
-
-.btn-success {
-  background: var(--success);
-  color: white;
-}
-
-.btn-success:hover:not(:disabled) {
-  background: var(--success-hover);
-  transform: translateY(-2px);
-}
-
-.btn-danger {
-  background: var(--danger);
-  color: white;
-}
-
-.btn-danger:hover:not(:disabled) {
-  background: var(--danger-hover);
-  transform: translateY(-2px);
-}
-
-/* File Input */
-.file-input-wrapper {
-  position: relative;
-  overflow: hidden;
-  display: inline-block;
-  width: 100%;
-}
-
-.file-input {
-  position: absolute;
-  left: 0;
-  top: 0;
-  width: 100%;
-  height: 100%;
-  opacity: 0;
-  cursor: pointer;
-}
-
-/* File Grid */
-.file-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
-  gap: clamp(1rem, 2vw, 1.5rem);
-  animation: staggerIn var(--transition-slow);
-}
-
-@keyframes staggerIn {
-  from {
-    opacity: 0;
-  }
-  to {
-    opacity: 1;
-  }
-}
-
-.file-item {
-  background: var(--bg-card);
-  border: 1px solid var(--border);
-  border-radius: var(--radius-lg);
-  overflow: hidden;
-  transition: all var(--transition-base);
-  position: relative;
-  transform: translateZ(0);
-  backface-visibility: hidden;
-  animation: itemFadeIn var(--transition-slow) backwards;
-  animation-delay: calc(var(--item-index, 0) * 50ms);
-}
-
-@keyframes itemFadeIn {
-  from {
-    opacity: 0;
-    transform: translateY(20px);
-  }
-  to {
-    opacity: 1;
-    transform: translateY(0);
-  }
-}
-
-.file-item:hover {
-  transform: translateY(-4px);
-  box-shadow: var(--shadow-xl);
-  border-color: var(--primary);
-}
-
-.file-item-content {
-  padding: clamp(1rem, 3vw, 1.5rem);
-  cursor: pointer;
-}
-
-.file-info {
-  display: flex;
-  align-items: center;
-  gap: clamp(0.75rem, 2vw, 1rem);
-}
-
-.file-icon {
-  width: clamp(2.5rem, 6vw, 3rem);
-  height: clamp(2.5rem, 6vw, 3rem);
-  border-radius: var(--radius-md);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  flex-shrink: 0;
-  font-size: clamp(1.25rem, 3vw, 1.5rem);
-  transition: transform var(--transition-fast);
-}
-
-.file-item:hover .file-icon {
-  transform: scale(1.1) rotate(5deg);
-}
-
-.file-icon.folder {
-  background: var(--warning);
-  color: white;
-}
-
-.file-icon.file {
-  background: var(--primary-light);
-  color: var(--primary);
-}
-
-.file-details {
-  flex: 1;
-  min-width: 0;
-}
-
-.file-name {
-  font-weight: 600;
-  color: var(--text-primary);
-  margin-bottom: 0.25rem;
-  word-break: break-word;
-  font-size: clamp(0.875rem, 2vw, 1rem);
-}
-
-.file-meta {
-  font-size: clamp(0.7rem, 1.5vw, 0.75rem);
-  color: var(--text-muted);
-}
-
-/* Dropdown */
-.dropdown {
-  position: absolute;
-  top: 1rem;
-  right: 1rem;
-}
-
-.dropdown-toggle {
-  width: 2.5rem;
-  height: 2.5rem;
-  border-radius: var(--radius-md);
-  background: var(--bg-tertiary);
-  border: 1px solid var(--border);
-  color: var(--text-secondary);
-  cursor: pointer;
-  transition: all var(--transition-fast);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  transform: translateZ(0);
-}
-
-.dropdown-toggle:hover {
-  background: var(--primary);
-  color: white;
-  border-color: var(--primary);
-  transform: scale(1.1);
-}
-
-.dropdown-menu {
-  position: absolute;
-  top: calc(100% + 0.5rem);
-  right: 0;
-  background: var(--bg-card);
-  border: 1px solid var(--border);
-  border-radius: var(--radius-lg);
-  padding: 0.5rem;
-  min-width: 180px;
-  opacity: 0;
-  visibility: hidden;
-  transform: translateY(-10px) scale(0.95);
-  transition: all var(--transition-fast);
-  z-index: 1000;
-  box-shadow: var(--shadow-xl);
-  backdrop-filter: blur(10px);
-}
-
-.dropdown.active .dropdown-menu {
-  opacity: 1;
-  visibility: visible;
-  transform: translateY(0) scale(1);
-}
-
-.dropdown-item {
-  display: flex;
-  align-items: center;
-  gap: 0.75rem;
-  padding: 0.75rem;
-  border-radius: var(--radius-md);
-  cursor: pointer;
-  transition: all var(--transition-fast);
-  font-size: 0.875rem;
-  color: var(--text-secondary);
-  width: 100%;
-  text-align: left;
-  border: none;
-  background: none;
-  position: relative;
-  overflow: hidden;
-}
-
-.dropdown-item::before {
-  content: '';
-  position: absolute;
-  left: 0;
-  top: 0;
-  width: 0;
-  height: 100%;
-  background: var(--bg-tertiary);
-  transition: width var(--transition-fast);
-  z-index: -1;
-}
-
-.dropdown-item:hover::before {
-  width: 100%;
-}
-
-.dropdown-item:hover {
-  color: var(--text-primary);
-  transform: translateX(4px);
-}
-
-.dropdown-item.danger:hover {
-  background: var(--danger);
-  color: white;
-}
-
-.dropdown-item.danger:hover::before {
-  background: var(--danger);
-}
-
-/* Modal */
-.modal-overlay {
-  position: fixed;
-  inset: 0;
-  background: var(--bg-overlay);
-  backdrop-filter: blur(8px);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  z-index: 2000;
-  opacity: 0;
-  visibility: hidden;
-  transition: all var(--transition-base);
-  padding: 1rem;
-}
-
-.modal-overlay.active {
-  opacity: 1;
-  visibility: visible;
-}
-
-.modal {
-  background: var(--bg-card);
-  border: 1px solid var(--border);
-  border-radius: var(--radius-xl);
-  padding: clamp(1.5rem, 4vw, 2rem);
-  width: 100%;
-  max-width: min(500px, 90vw);
-  transform: scale(0.9) translateY(20px);
-  transition: all var(--transition-spring);
-  box-shadow: var(--shadow-xl);
-  max-height: 90vh;
-  overflow-y: auto;
-}
-
-.modal-overlay.active .modal {
-  transform: scale(1) translateY(0);
-}
-
-.modal-title {
-  font-size: clamp(1.25rem, 3vw, 1.5rem);
-  font-weight: 700;
-  margin-bottom: 1.5rem;
-  color: var(--text-primary);
-  animation: slideInLeft var(--transition-base) var(--transition-fast);
-}
-
-@keyframes slideInLeft {
-  from {
-    opacity: 0;
-    transform: translateX(-20px);
-  }
-  to {
-    opacity: 1;
-    transform: translateX(0);
-  }
-}
-
-.modal-body {
-  margin-bottom: 2rem;
-  animation: fadeIn var(--transition-base) calc(var(--transition-fast) * 2);
-}
-
-.modal-input, .modal-textarea {
-  width: 100%;
-  background: var(--bg-tertiary);
-  border: 1px solid var(--border);
-  border-radius: var(--radius-md);
-  padding: clamp(0.75rem, 2vw, 1rem);
-  color: var(--text-primary);
-  font-size: clamp(0.875rem, 2vw, 1rem);
-  transition: all var(--transition-fast);
-  resize: vertical;
-}
-
-.modal-textarea {
-  min-height: 120px;
-  font-family: inherit;
-}
-
-.modal-input:focus, .modal-textarea:focus {
-  outline: none;
-  border-color: var(--border-focus);
-  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
-  transform: translateY(-1px);
-}
-
-.modal-actions {
-  display: flex;
-  gap: 1rem;
-  justify-content: flex-end;
-  animation: slideInUp var(--transition-base) calc(var(--transition-fast) * 3);
-}
-
-@keyframes slideInUp {
-  from {
-    opacity: 0;
-    transform: translateY(10px);
-  }
-  to {
-    opacity: 1;
-    transform: translateY(0);
-  }
-}
-
-/* Upload Overlay */
-.upload-overlay {
-  position: fixed;
-  inset: 0;
-  background: var(--bg-overlay);
-  backdrop-filter: blur(12px);
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  z-index: 9999;
-  opacity: 0;
-  visibility: hidden;
-  transition: all var(--transition-base);
-  gap: 1.5rem;
-}
-
-.upload-overlay.active {
-  opacity: 1;
-  visibility: visible;
-}
-
-.upload-text {
-  font-size: clamp(1rem, 3vw, 1.25rem);
-  font-weight: 600;
-  color: var(--text-primary);
-  animation: fadeInScale var(--transition-spring);
-}
-
-@keyframes fadeInScale {
-  from {
-    opacity: 0;
-    transform: scale(0.8);
-  }
-  to {
-    opacity: 1;
-    transform: scale(1);
-  }
-}
-
-/* Loading Spinner */
-.loading-spinner {
-  width: 2rem;
-  height: 2rem;
-  border: 3px solid rgba(255, 255, 255, 0.3);
-  border-top-color: var(--primary);
-  border-radius: 50%;
-  animation: spin 0.8s linear infinite;
-  will-change: transform;
-}
-
-.upload-overlay .loading-spinner {
-  width: clamp(2.5rem, 6vw, 3rem);
-  height: clamp(2.5rem, 6vw, 3rem);
-  border-width: 4px;
-  animation: spinScale 0.8s linear infinite;
-}
-
-@keyframes spin {
-  to { transform: rotate(360deg); }
-}
-
-@keyframes spinScale {
-  0% { transform: rotate(0deg) scale(1); }
-  50% { transform: rotate(180deg) scale(1.1); }
-  100% { transform: rotate(360deg) scale(1); }
-}
-
-/* Utilities */
-.icon {
-  width: 1.25rem;
-  height: 1.25rem;
-  flex-shrink: 0;
-  transition: transform var(--transition-fast);
-}
-
-.sr-only {
-  position: absolute;
-  width: 1px;
-  height: 1px;
-  padding: 0;
-  margin: -1px;
-  overflow: hidden;
-  clip: rect(0, 0, 0, 0);
-  white-space: nowrap;
-  border: 0;
-}
-
-/* Empty State */
-.empty-state {
-  text-align: center;
-  padding: clamp(3rem, 8vw, 4rem) 2rem;
-  color: var(--text-muted);
-  animation: fadeIn var(--transition-slow);
-}
-
-.empty-state .icon {
-  width: clamp(3rem, 8vw, 4rem);
-  height: clamp(3rem, 8vw, 4rem);
-  margin: 0 auto 1rem;
-  opacity: 0.5;
-  animation: float 3s ease-in-out infinite;
-}
-
-@keyframes float {
-  0%, 100% { transform: translateY(0); }
-  50% { transform: translateY(-10px); }
-}
-
-.empty-state h3 {
-  font-size: clamp(1.25rem, 3vw, 1.5rem);
-  margin-bottom: 0.5rem;
-}
-
-.empty-state p {
-  font-size: clamp(0.875rem, 2vw, 1rem);
-}
-
-/* Performance optimizations */
-@media (prefers-reduced-motion: reduce) {
-  *, *::before, *::after {
-    animation-duration: 0.01ms !important;
-    animation-iteration-count: 1 !important;
-    transition-duration: 0.01ms !important;
-  }
-}
-
-/* Responsive Design */
-@media (max-width: 768px) {
-  .breadcrumb-separator {
-    display: none;
-  }
-  
-  .breadcrumb {
-    gap: 0.25rem;
-  }
-  
-  .breadcrumb-item {
-    padding: 0.375rem 0.75rem;
-    font-size: 0.75rem;
-  }
-  
-  .file-grid {
-    grid-template-columns: 1fr;
-  }
-  
-  .modal-actions {
-    flex-direction: column-reverse;
-  }
-  
-  .modal-actions .btn {
-    width: 100%;
-  }
-  
-  .dropdown-menu {
-    position: fixed;
-    top: auto;
-    bottom: 1rem;
-    right: 1rem;
-    left: 1rem;
-    max-width: 400px;
-    margin: 0 auto;
-  }
-}
-
-@media (max-width: 480px) {
-  .breadcrumb-item {
-    max-width: 120px;
-  }
-  
-  .file-item {
-    animation: none;
-  }
-  
-  .title {
-    flex-wrap: wrap;
-    text-align: center;
-    justify-content: center;
-  }
-  
-  .actions {
-    gap: 0.75rem;
-  }
-}
-
-/* Touch device optimizations */
-@media (hover: none) and (pointer: coarse) {
-  .btn {
-    min-height: 3rem;
-    padding: 1rem 1.5rem;
-  }
-  
-  .dropdown-toggle {
-    width: 3rem;
-    height: 3rem;
-  }
-  
-  .file-item:active {
-    transform: scale(0.98);
-  }
-  
-  .btn:active {
-    transform: scale(0.95);
-  }
-}
-
-/* High contrast mode support */
-@media (prefers-contrast: high) {
-  :root {
-    --primary: #818cf8;
-    --bg-primary: #000;
-    --bg-secondary: #1a1a1a;
-    --text-primary: #fff;
-    --border: #666;
-  }
-}
-
-/* Dark mode optimizations */
-@media (prefers-color-scheme: dark) {
-  .loading-spinner {
-    filter: brightness(1.2);
-  }
-}
-
-/* Print styles */
-@media print {
-  .header, .actions, .dropdown, .modal-overlay, .upload-overlay {
-    display: none !important;
-  }
-  
-  .file-grid {
-    grid-template-columns: 1fr;
-    gap: 0.5rem;
-  }
-  
-  .file-item {
-    border: 1px solid #000;
-    page-break-inside: avoid;
-  }
-}
+ <style>
+    *{margin:0;padding:0;box-sizing:border-box}:root{--bg:#0a0a0a;--bg-secondary:#1a1a1a;--bg-tertiary:#2a2a2a;--text:#e0e0e0;--text-muted:#888;--primary:#3b82f6;--primary-hover:#2563eb;--success:#10b981;--success-hover:#059669;--danger:#ef4444;--danger-hover:#dc2626;--border:#333;--shadow:0 4px 20px rgba(0,0,0,0.3);--radius:8px}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:1rem;min-height:100vh}.header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:2rem;padding:1rem;background:var(--bg-secondary);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(10px);transition:all 0.3s ease}.title{display:flex;align-items:center;gap:0.5rem;font-size:1.5rem;font-weight:700;color:var(--primary);margin:0}.title-icon{width:24px;height:24px;transition:transform 0.3s ease}.title:hover .title-icon{transform:rotate(10deg) scale(1.1)}.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:0.5rem;font-size:0.9rem}.breadcrumb-item{display:flex;align-items:center;gap:0.25rem;padding:0.25rem 0.5rem;border-radius:4px;cursor:pointer;transition:all 0.2s ease;color:var(--text-muted)}.breadcrumb-item:hover{background:var(--bg-tertiary);color:var(--text);transform:translateY(-1px)}.breadcrumb-item.active{color:var(--primary);background:rgba(59,130,246,0.1)}.breadcrumb-separator{color:var(--text-muted);user-select:none}.actions{display:flex;flex-wrap:wrap;gap:0.5rem}.btn{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 1rem;border:none;border-radius:var(--radius);font-size:0.875rem;font-weight:500;cursor:pointer;transition:all 0.2s ease;text-decoration:none;position:relative;overflow:hidden}.btn::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 ease;z-index:1}.btn:hover::before{left:100%}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px rgba(59,130,246,0.3)}.btn-secondary{background:var(--bg-tertiary);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-secondary);border-color:var(--primary);transform:translateY(-2px)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:var(--success-hover);transform:translateY(-2px);box-shadow:0 6px 20px rgba(16,185,129,0.3)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover);transform:translateY(-2px);box-shadow:0 6px 20px rgba(239,68,68,0.3)}.file-input-wrapper{position:relative;overflow:hidden;display:inline-block}.file-input{position:absolute;left:-9999px;opacity:0}.icon{width:16px;height:16px;flex-shrink:0}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem;animation:fadeInUp 0.5s ease}.file-item{background:var(--bg-secondary);border-radius:var(--radius);overflow:hidden;transition:all 0.3s ease;position:relative;border:1px solid var(--border)}.file-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--primary)}.file-item-content{padding:1rem;cursor:pointer;display:flex;align-items:center;gap:1rem}.file-info{display:flex;align-items:center;gap:1rem;flex:1}.file-icon{width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all 0.3s ease}.file-icon.dir{background:rgba(59,130,246,0.1);color:var(--primary)}.file-icon.file{background:rgba(16,185,129,0.1);color:var(--success)}.file-item:hover .file-icon{transform:scale(1.1)}.file-details{flex:1}.file-name{font-weight:500;margin-bottom:0.25rem;word-break:break-word}.file-meta{font-size:0.75rem;color:var(--text-muted)}.dropdown{position:relative}.dropdown-toggle{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:0.5rem;border-radius:4px;transition:all 0.2s ease}.dropdown-toggle:hover{background:var(--bg-tertiary);color:var(--text)}.dropdown-menu{position:absolute;top:100%;right:0;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);min-width:150px;z-index:1000;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all 0.2s ease}.dropdown.active .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item{display:flex;align-items:center;gap:0.5rem;width:100%;padding:0.5rem 1rem;border:none;background:none;color:var(--text);font-size:0.875rem;cursor:pointer;transition:all 0.2s ease;text-align:left}.dropdown-item:hover{background:var(--bg-tertiary)}.dropdown-item.danger{color:var(--danger)}.dropdown-item.danger:hover{background:rgba(239,68,68,0.1)}.empty-state{text-align:center;padding:4rem 2rem;color:var(--text-muted)}.empty-state .icon{width:64px;height:64px;margin:0 auto 1rem;opacity:0.5}.empty-state h3{margin-bottom:0.5rem;color:var(--text)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.8);display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;visibility:hidden;transition:all 0.3s ease;backdrop-filter:blur(4px)}.modal-overlay.active{opacity:1;visibility:visible}.modal{background:var(--bg-secondary);border-radius:var(--radius);box-shadow:var(--shadow);width:90%;max-width:400px;max-height:90vh;overflow-y:auto;transform:scale(0.9);transition:all 0.3s ease;border:1px solid var(--border)}.modal-overlay.active .modal{transform:scale(1)}.modal-title{padding:1.5rem 1.5rem 0;font-size:1.25rem;font-weight:600}.modal-body{padding:1.5rem}.modal-input{width:100%;padding:0.75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-tertiary);color:var(--text);font-size:0.875rem;transition:all 0.2s ease}.modal-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,0.1)}.modal-actions{padding:0 1.5rem 1.5rem;display:flex;gap:0.5rem;justify-content:flex-end}.upload-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.9);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:3000;opacity:0;visibility:hidden;transition:all 0.3s ease}.upload-overlay.active{opacity:1;visibility:visible}.loading-spinner{width:40px;height:40px;border:3px solid var(--border);border-top:3px solid var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}.upload-text{font-size:1.125rem;color:var(--text)}.btn .loading-spinner{width:16px;height:16px;border-width:2px;margin:0}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.container{padding:0.5rem}.header{flex-direction:column;align-items:stretch;gap:1rem}.title{justify-content:center}.breadcrumb{justify-content:center}.actions{justify-content:center}.file-grid{grid-template-columns:1fr;gap:0.5rem}.modal{width:95%;margin:1rem}.modal-actions{flex-direction:column}.btn{justify-content:center;padding:0.75rem 1rem}}@media (max-width:480px){.file-item-content{padding:0.75rem}.file-icon{width:32px;height:32px}.file-name{font-size:0.875rem}.actions{flex-direction:column}.btn{width:100%}}@media (prefers-reduced-motion:reduce){*{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-tertiary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}
   </style>
 </head>
 <body>