:root {
  --tinta: #17181A;
  --papel: #F2EFE8;
  --suave: #9AA0A7;
  --linea: #2C2F34;
  --lima: #8FE322;
  --naranja: #FF7A18;
  --azul: #2F7BFF;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding-inline: 22px;
  background: var(--tinta);
  color: var(--papel);
  font-family: "Public Sans", ui-sans-serif, system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2 {
  font-family: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
  margin: 0;
  text-wrap: balance;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .9em;
  background: #22262A;
  padding: 1px 6px;
  border-radius: 5px;
}

/* ── hero ─────────────────────────────────────────── */
.hero {
  max-width: 900px;
  margin: 0 auto;
  padding-block: 64px 72px;
}
.mark { width: 72px; height: 72px; display: block; }
h1 {
  font-weight: 800;
  font-size: clamp(2.6rem, 9vw, 5.4rem);
  line-height: .98;
  letter-spacing: -0.035em;
  margin-top: 28px;
}
.lede {
  max-width: 54ch;
  margin: 22px 0 0;
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  color: var(--suave);
}
.cta {
  display: inline-block;
  margin-top: 30px;
  background: var(--lima);
  color: var(--tinta);
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  padding: 14px 26px;
  border-radius: 999px;
}
.cta:hover { background: #A3F53B; }
.cta:focus-visible { outline: 3px solid var(--papel); outline-offset: 3px; }

/* ── pasos ────────────────────────────────────────── */
main { max-width: 900px; margin: 0 auto; }

.pasos ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--linea);
  border-block: 1px solid var(--linea);
}
.pasos li {
  background: var(--tinta);
  padding: 30px 0 34px;
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 4px 20px;
  align-items: start;
}
.pasos .n {
  grid-row: span 2;
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--tinta);
  background: var(--c);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
}
.pasos h2 {
  font-weight: 600;
  font-size: clamp(1.35rem, 3.6vw, 1.9rem);
  letter-spacing: -0.02em;
}
.pasos p { margin: 6px 0 0; color: var(--suave); max-width: 52ch; }

@media (max-width: 520px) {
  .pasos li { grid-template-columns: 1fr; }
  .pasos .n { grid-row: auto; margin-bottom: 10px; }
}

/* ── lo que entiende ──────────────────────────────── */
.lee { padding-block: 72px 10px; }
.titulo-seccion {
  font-weight: 800;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  letter-spacing: -0.03em;
  margin-bottom: 26px;
}
.lee ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.lee li {
  display: grid;
  grid-template-columns: minmax(150px, 230px) 1fr;
  gap: 20px;
  padding: 16px 0;
  border-top: 1px solid var(--linea);
}
.lee li:last-of-type { border-bottom: 1px solid var(--linea); }
.lee b { font-weight: 600; }
.lee span { color: var(--suave); }
.regla {
  margin-top: 26px;
  border-left: 3px solid var(--naranja);
  padding-left: 16px;
  color: var(--suave);
  max-width: 56ch;
}
@media (max-width: 520px) {
  .lee li { grid-template-columns: 1fr; gap: 2px; }
}

/* ── cierre ───────────────────────────────────────── */
.cierre { padding-block: 84px 20px; }
.cierre h2 {
  font-weight: 800;
  font-size: clamp(2.2rem, 7vw, 3.6rem);
  letter-spacing: -0.03em;
}
.cierre .cta { margin-top: 22px; }

footer {
  max-width: 900px;
  margin: 0 auto;
  padding-block: 40px 60px;
  border-top: 1px solid var(--linea);
  color: var(--suave);
  font-size: .9rem;
}
footer p { margin: 18px 0 0; }