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

:root {
  --bg:              #f1f3f6;
  --surface:         #ffffff;
  --border:          #e2e6ec;
  --accent:          #0064d2;
  --text-primary:    #111827;
  --text-secondary:  #6b7280;
  --font: "Inter", "Segoe UI", system-ui, sans-serif;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  justify-content: center;
  min-height: 100vh;
  padding: 24px 16px;
}

webex-calling-app {
  display: block;
  width: 100%;
  max-width: 760px;
}