*, *::before, *::after { box-sizing: border-box; }
html { font-size: var(--font-size-base); }
body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.2; margin: 0 0 var(--space-3); }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; }
.container { width: 100%; max-width: 1120px; margin-inline: auto; padding-inline: var(--space-4); }