*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; margin: 0; padding: 0; overflow: hidden; }
body { display: flex; flex-direction: column; background: var(--bg-primary); color: var(--text-primary); font-family: var(--font-sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }