/* Files Tab Styles */
#tab-files {
  min-height: calc(100vh - 16rem);
}

.files-root {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--console-bg);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  min-height: 400px;
}

.files-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 0.75rem;
  overflow: hidden;
}

.files-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.files-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.files-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--error-color);
  box-shadow: 0 0 8px rgba(255, 26, 26, 0.4);
  transition: background 0.3s, box-shadow 0.3s;
}

.files-status-dot.mounted {
  background: var(--success-color);
  box-shadow: 0 0 8px rgba(0, 204, 0, 0.6);
}

/* Toolbar */
.files-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.files-toolbar-btn {
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.files-toolbar-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary-color);
}

.files-toolbar-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.files-toolbar-btn.refresh:hover {
  background: var(--success-color);
  color: var(--background-color);
}

.files-toolbar-btn.upload:hover {
  background: #4fc3f7;
  color: var(--background-color);
}

.files-toolbar-btn.mkdir:hover {
  background: #ffb74d;
  color: var(--background-color);
}

.files-toolbar-btn.delete:hover {
  background: var(--error-color);
  color: var(--background-color);
}

/* Breadcrumb */
.files-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface-color);
  border-radius: 6px;
  border: 1px solid var(--border-color);
  overflow-x: auto;
  flex-shrink: 0;
}

.breadcrumb-item {
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: all 0.15s;
  white-space: nowrap;
}

.breadcrumb-item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.breadcrumb-item.current {
  color: var(--text-primary);
  font-weight: 500;
}

.breadcrumb-sep {
  color: var(--text-secondary);
  opacity: 0.5;
}

/* File List */
.files-list-container {
  flex: 1;
  min-height: 0;
  max-height: 400px;
  overflow-y: auto;
  background: rgba(5, 5, 10, 0.5);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  transition: border-color 0.15s, background 0.15s;
}

.files-list-container.drag-over {
  border-color: var(--accent-color);
  background: rgba(139, 92, 246, 0.08);
}

.files-list {
  display: flex;
  flex-direction: column;
}

.files-list-header {
  display: grid;
  grid-template-columns: 24px 1fr 100px 80px;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  background: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: sticky;
  top: 0;
  z-index: 1;
}

.file-item {
  display: grid;
  grid-template-columns: 24px 1fr 100px 80px;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all 0.15s;
  align-items: center;
}

.file-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.file-item.selected {
  background: rgba(255, 255, 255, 0.1);
  border-left: 2px solid var(--primary-color);
}

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

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

.file-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.file-icon svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
  fill: none;
  stroke: currentColor;
}

.file-icon.dir {
  color: #ffb74d;
}

.file-icon.file {
  color: #81d4fa;
}

.file-icon.pcap {
  color: #4fc3f7;
}

.file-icon.log,
.file-icon.txt,
.file-icon.csv {
  color: #aed581;
}

.file-icon.html {
  color: #ff8a65;
}

.file-icon.ir {
  color: #ce93d8;
}

.file-icon.json {
  color: #a5d6a7;
}

.file-icon.nfc {
  color: #90caf9;
}

.file-icon.bin {
  color: #b39ddb;
}

.files-empty-icon {
  opacity: 0.5;
}

.files-empty-icon svg {
  width: 48px;
  height: 48px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.files-not-connected svg {
  width: 32px;
  height: 32px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
  opacity: 0.5;
}

.file-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-size {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: right;
}

.file-actions {
  display: flex;
  gap: 0.25rem;
  justify-content: flex-end;
}

.file-action-btn {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.file-action-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.file-action-btn.download:hover {
  background: var(--success-color);
  color: var(--background-color);
}

.file-action-btn.delete:hover {
  background: var(--error-color);
  color: var(--background-color);
}

/* Status Bar */
.files-status-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  flex-shrink: 0;
}

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

.files-stat-value {
  color: var(--text-primary);
  margin-left: 3px;
}

.files-stat-value.success {
  color: var(--success-color);
}

.files-stat-value.warning {
  color: #ffa500;
}

.files-stat-value.error {
  color: var(--error-color);
}

/* Empty State */
.files-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
  padding: 2rem;
}

/* Loading State */
.files-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.files-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Not Connected State */
.files-not-connected {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
  padding: 2rem;
}

/* Upload Progress */
.files-progress {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.files-progress-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
}

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

.files-progress-name {
  flex: 1;
  color: var(--text-primary);
  font-family: var(--font-mono);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.files-progress-cancel {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0 0.25rem;
  font-size: 1rem;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.15s, color 0.15s;
}

.files-progress-cancel:hover {
  opacity: 1;
  color: var(--error-color);
}

.files-progress-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.files-progress-bar {
  flex: 1;
  height: 4px;
  background: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.files-progress-fill {
  height: 100%;
  background: var(--success-color);
  transition: width 0.2s;
}

.files-progress-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  min-width: 32px;
  text-align: right;
}

/* Context Menu */
.files-context-menu {
  position: fixed;
  background: var(--console-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.25rem;
  min-width: 140px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  z-index: 1000;
}

.files-context-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s;
}

.files-context-item:hover {
  background: rgba(255, 255, 255, 0.1);
}

.files-context-item.danger:hover {
  background: var(--error-color);
  color: var(--background-color);
}

.files-context-sep {
  height: 1px;
  background: var(--border-color);
  margin: 0.25rem 0;
}

/* Dialog Modifications */
.files-dialog {
  max-width: 400px;
}

.files-dialog-input {
  width: 100%;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.files-dialog-input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.files-dialog-buttons {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

/* Hidden file input for uploads */
.files-upload-input {
  display: none;
}

/* Responsive */
@media (max-width: 768px) {
  .files-list-header,
  .file-item {
    grid-template-columns: 24px 1fr 60px;
  }
  
  .files-list-header > *:nth-child(3),
  .file-item > .file-size {
    display: none;
  }
  
  .files-toolbar {
    width: 100%;
    justify-content: space-between;
  }
  
  .files-header {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .files-container {
    padding: 0.75rem;
    gap: 0.5rem;
  }
  
  .files-breadcrumb {
    font-size: 0.7rem;
  }
  
  .file-name {
    font-size: 0.8rem;
  }
}

/* Scrollbar for file list */
.files-list-container::-webkit-scrollbar {
  width: 8px;
}

.files-list-container::-webkit-scrollbar-track {
  background: var(--surface-color);
  border-radius: 4px;
}

.files-list-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
}

.files-list-container::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}