/* Comercial · Thelsa — reset base y tipografía del documento. */
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { height: 100%; }
  body { font-family: 'Geist', -apple-system, system-ui, sans-serif; background: var(--bg); color: var(--ink); font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
  .mono { font-family: 'Geist Mono', monospace; font-variant-numeric: tabular-nums; }