* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #222;
  background: #fff;
  overflow-x: hidden; /* Prevent horizontal scroll */
}
html { overflow-x: hidden; }
ul, ol { list-style: none; }
em, i { font-style: normal; }
a { text-decoration: none; color: #333; }
img { max-width: 100%; height: auto; vertical-align: middle; display: block; }
input { border: none; outline: none; }
a:focus, button:focus { outline: none; box-shadow: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 600; }