:root {
  --blue: #2563eb;
  --blue-dark: #1e3a8a;
  --gold: #facc15;
  --gold-dark: #ca8a04;
  --bg: #ffffff;
  --soft: #f1f5f9;
  --text: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --card: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120;
    --soft: #0f172a;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --line: #1e293b;
    --card: #0f172a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--blue); }
@media (prefers-color-scheme: dark) { a { color: #60a5fa; } }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }

/* language: only the chosen one is shown */
[data-l] { display: none; }
html[lang="es"] [data-l="es"], html[lang="en"] [data-l="en"], html[lang="fr"] [data-l="fr"] { display: revert; }

header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--text); text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.langs { display: flex; gap: 4px; }
.langs button {
  border: 1px solid var(--line); background: transparent; color: var(--muted);
  font: 600 13px/1 system-ui, sans-serif; padding: 7px 10px; border-radius: 999px; cursor: pointer;
}
.langs button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: #fff; }

.hero { background: var(--blue); color: #fff; }
.hero .wrap { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; padding-top: 56px; padding-bottom: 56px; }
.hero h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.05; margin: 0 0 14px; letter-spacing: -0.02em; }
.hero p { font-size: 19px; margin: 0 0 24px; max-width: 34ch; opacity: .95; }
.hero img { width: 180px; height: 180px; border-radius: 40px; box-shadow: 0 18px 40px rgba(0,0,0,.25); }
.pill { display: inline-block; background: var(--gold); color: #422006; font-weight: 700; padding: 10px 18px; border-radius: 999px; }
@media (max-width: 640px) {
  .hero .wrap { grid-template-columns: 1fr; text-align: center; padding-top: 40px; padding-bottom: 44px; }
  .hero img { order: -1; width: 120px; height: 120px; border-radius: 28px; margin: 0 auto; }
  .hero p { margin-left: auto; margin-right: auto; }
}

.features { padding: 56px 0; }
.features h2 { font-size: 28px; margin: 0 0 24px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.card { background: var(--soft); border: 1px solid var(--line); border-radius: 18px; padding: 20px; }
.card b { display: block; font-size: 18px; margin-bottom: 6px; }
.card .ico { font-size: 28px; display: block; margin-bottom: 8px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

.note { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 36px 0; }
.note p { margin: 0; color: var(--muted); }

/* text pages */
.doc { padding: 40px 0 56px; }
.doc h1 { font-size: clamp(28px, 5vw, 38px); line-height: 1.15; margin: 0 0 6px; }
.doc .date { color: var(--muted); margin: 0 0 28px; font-size: 15px; }
.doc h2 { font-size: 21px; margin: 32px 0 8px; }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin: 4px 0; }
.box { background: var(--soft); border: 1px solid var(--line); border-left: 4px solid var(--blue); border-radius: 12px; padding: 16px 18px; margin: 18px 0; }
.box.gold { border-left-color: var(--gold-dark); }

footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 15px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: space-between; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }

/* steps */
.steps .grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.num { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--blue); color: #fff; font: 700 14px/1 system-ui, sans-serif; margin-right: 8px; vertical-align: 2px; }
.card .ico { display: inline; font-size: 22px; margin: 0 0 0 2px; }
.card .head { margin-bottom: 8px; }

/* benefits */
.benefits { background: var(--soft); border-top: 1px solid var(--line); padding: 56px 0; }
.benefits h2 { font-size: 28px; margin: 0 0 12px; }
.benefits .lead { font-size: 19px; color: var(--muted); max-width: 60ch; margin: 0 0 28px; }
.benefits ul { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px 28px; }
.benefits li { padding-left: 34px; position: relative; }
.benefits li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 24px; height: 24px; border-radius: 50%; background: var(--gold); color: #422006; font-weight: 800; font-size: 14px; display: grid; place-items: center; }
.benefits li b { display: block; }
.benefits li span.t { color: var(--muted); }
.note { background: var(--bg); }