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

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial,
    'Noto Sans', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #fafafa;
}

#root {
  height: 100%;
}

/* Mobile: prevent overscroll bounce */
@media (max-width: 768px) {
  #root {
    height: 100vh;
    height: 100dvh;
  }

  /* Hide desktop sidebar on mobile (shown via Drawer instead) */
  .session-sidebar-desktop {
    display: none !important;
  }

  /* Use dvh for dynamic viewport height on mobile */
  .chat-page-container {
    height: 100dvh !important;
    overflow: hidden;
  }
}

.streaming-cursor {
  display: inline-block;
  animation: blink 0.8s infinite;
  color: #999;
  margin-left: 2px;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.markdown-body .inline-code {
  background: rgba(0, 0, 0, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, monospace;
}

.markdown-body .code-block {
  background: #1e1e1e;
  color: #d4d4d4;
  padding: 12px 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 8px 0;
  font-size: 0.85em;
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, monospace;
}

.markdown-body .code-block code {
  background: none;
  padding: 0;
  color: inherit;
}

.markdown-body a {
  color: #1677ff;
  text-decoration: none;
}

.markdown-body a:hover {
  text-decoration: underline;
}

.markdown-body table {
  border-collapse: collapse;
  width: 100%;
  margin: 8px 0;
}

.markdown-body th,
.markdown-body td {
  border: 1px solid #e8e8e8;
  padding: 8px 12px;
  text-align: left;
}

.markdown-body th {
  background: #fafafa;
  font-weight: 600;
}