.add-files-dialog {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  overflow: hidden;
}

.add-files-dialog-inner {
  position: relative;
  border-radius: 12px;
  padding: 32px;
  width: 45%;
  max-width: 100%;
  background-color: #1e1e1e;
  max-height: 80vh;
  overflow-y: auto;
  padding-top: 4.5rem;
}

.add-files-dialog-inner .dialog-title {
  position: absolute;
  font-weight: bold;
  font-size: 1.5rem;
  top: 16px;
  left: 16px;
  color: #e0e0e0;
}

.add-files-dialog-inner .close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  color: white;
  padding: 7px;
  border-radius: 5px;
  cursor: pointer;
  border: none;
}

.add-files-dialog-inner .close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.dialog-content-area {
  color: #e0e0e0;
}

.url-input-container {
  margin-bottom: 1.5rem;
}

.url-input-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.url-input-textarea {
  width: 100%;
  min-height: 80px;
  background: #1E1E1E;
  color: #DDD;
  border: 1px solid #444;
  padding: 10px;
  border-radius: 5px;
  font-size: 16px;
  resize: vertical;
  transition: border 0.3s ease, background 0.3s ease;
}

.file-drop-zone {
  margin-top: 1rem;
  border: 2px dashed #555;
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #aaa;
}

.file-drop-zone:hover {
  border-color: #777;
  background-color: #2a2a2a;
}

.file-drop-zone.dragging {
  border-color: #26a8dc;
  background-color: rgba(38, 168, 220, 0.1);
}

.file-drop-zone .upload-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #666;
}

.file-drop-zone p {
  margin: 0;
  font-size: 1rem;
}

.file-list {
  margin-top: 1.5rem;
  max-height: 250px;
  overflow-y: auto;
  padding-right: 0.5rem; /* Space for scrollbar */
}

.file-item {
  display: flex;
  align-items: center;
  background-color: #2a2a2a;
  padding: 0.75rem;
  border-radius: 6px;
  margin-bottom: 0.5rem;
}

.file-icon {
  color: #aaa;
  font-size: 1.5rem;
  margin-right: 1rem;
}

.file-info {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.file-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.9rem;
}

.file-size {
  font-size: 0.75rem;
  color: #888;
}

.progress-bar-container {
  width: 100px;
  height: 8px;
  background-color: #444;
  border-radius: 4px;
  margin: 0 1rem;
}

.progress-bar {
  height: 100%;
  background-color: #26a8dc;
  border-radius: 4px;
  transition: width 0.3s ease;
}

.cancel-file-btn {
  background: none;
  border: none;
  color: #aaa;
  cursor: pointer;
  font-size: 1rem;
  padding: 0.25rem;
}

.cancel-file-btn:hover {
  color: #fff;
}

.dialog-actions {
  margin-top: 1.5rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}