*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  font-family: var(--vscode-font-family, -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: var(--vscode-font-size, 13px);
  color: var(--app-primary-foreground);
  background: var(--app-primary-background);
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
}

#root {
  display: flex;
  flex: 1;
  max-width: 100%;
  height: 100%;
}

.app {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  overflow: hidden;
}

.app-sidebar {
  background: var(--app-primary-background);
}

.session-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
  position: relative;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

@keyframes breathe {
  0%, 100% { opacity: 1; box-shadow: 0 0 4px rgba(76, 175, 80, 0.5); }
  50% { opacity: 0.35; box-shadow: 0 0 10px rgba(76, 175, 80, 0.8); }
}

@keyframes selectionConfirm {
  0% { background-color: var(--app-input-secondary-background); }
  50% { background-color: var(--app-button-background); opacity: 0.3; }
  to { background-color: var(--app-input-secondary-background); }
}