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

html, body {
  height: 100%;
  font-family: 'Roboto', sans-serif;
  font-size: 14px;
  color: #202124;
  background: #f6f8fc;
}

ul, ol { list-style: none; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
img { max-width: 100%; display: block; }

/* Keyboard focus ring — only visible when tabbing */
:focus-visible {
  outline: 2px solid var(--gmail-blue, #1a73e8);
  outline-offset: 2px;
}

button:focus:not(:focus-visible),
[tabindex]:focus:not(:focus-visible) {
  outline: none;
}

.hidden { display: none !important; }