:root {
  --bg: #ffffff; --bg-soft: #f4f6fb; --bg-tint: #eef4ff; --fg: #12151c; --muted: #5a6275; --faint: #8a91a3;
  --border: #e2e6ef; --card: #ffffff; --accent: #2563eb; --accent-2: #7c3aed; --accent-strong: #1d4ed8;
  --accent-fg: #ffffff; --ok: #15803d; --ok-bg: #e8f7ee; --bad: #b42318; --bad-bg: #fdecea;
  --shadow: 0 24px 60px rgba(17, 30, 60, .14), 0 4px 14px rgba(17, 30, 60, .06);
  --radius: 16px; --max: 1140px;
  --grad: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1017; --bg-soft: #141823; --bg-tint: #141c2e; --fg: #eef1f8; --muted: #a2a9ba; --faint: #737b8f;
    --border: #252b3a; --card: #161a25; --accent: #5b8cff; --accent-2: #a78bfa; --accent-strong: #7ea4ff;
    --accent-fg: #ffffff; --ok: #4ade80; --ok-bg: #12261b; --bad: #f87171; --bad-bg: #2a1515;
    --shadow: 0 24px 60px rgba(0, 0, 0, .45), 0 4px 14px rgba(0, 0, 0, .3);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 "Inter", system-ui, -apple-system, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
img, svg { display: block; max-width: 100%; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Encabezado ---------- */
header.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--border); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; color: var(--fg); text-decoration: none; letter-spacing: -0.01em; }
.brand svg { width: 32px; height: 32px; }
nav { display: flex; align-items: center; gap: 26px; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; }
nav a:hover { color: var(--fg); }
nav .btn { padding: 8px 16px; font-size: 15px; color: var(--accent-fg); }

/* ---------- Botones ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 12px; font-weight: 600; text-decoration: none; border: 1px solid var(--border); color: var(--fg); background: var(--card); transition: transform .15s, box-shadow .15s; }
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: var(--grad); color: var(--accent-fg); border-color: transparent; box-shadow: 0 8px 22px rgba(37, 99, 235, .3); }
.pill { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--muted); background: var(--bg-soft); border: 1px solid var(--border); border-radius: 99px; padding: 6px 12px; }
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: #f59e0b; }

/* ---------- Portada ---------- */
.hero { position: relative; overflow: hidden; padding: 64px 0 80px; }
.hero::before { content: ""; position: absolute; inset: -30% -10% auto; height: 620px; background: radial-gradient(closest-side, color-mix(in srgb, #2563eb 16%, transparent), transparent), radial-gradient(closest-side at 80% 40%, color-mix(in srgb, #7c3aed 14%, transparent), transparent); pointer-events: none; }
.hero .wrap { position: relative; display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.hero .wrap > *, .mock-body > *, .compare > *, .pricing > * { min-width: 0; }
.hero h1 { font-size: clamp(34px, 4.6vw, 54px); line-height: 1.05; margin: 18px 0 18px; letter-spacing: -0.03em; }
.hero p.lead { font-size: clamp(17px, 1.6vw, 20px); color: var(--muted); margin: 0 0 28px; max-width: 540px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.checks { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--muted); font-size: 15px; }
.checks li { display: flex; align-items: center; gap: 8px; }
.checks svg { width: 18px; height: 18px; color: var(--ok); flex: none; }

/* ---------- Maqueta del producto ---------- */
.mock { background: var(--card); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); overflow: hidden; font-size: 12.5px; line-height: 1.45; }
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 10px 14px; background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.mock-bar i:nth-child(2) { background: #febc2e; } .mock-bar i:nth-child(3) { background: #28c840; }
.mock-url { margin-left: 10px; flex: 1; background: var(--card); border: 1px solid var(--border); border-radius: 7px; padding: 4px 10px; color: var(--faint); font-size: 11.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mock-body { display: grid; grid-template-columns: 1fr 250px; min-height: 420px; }
.mock-page { padding: 20px 22px; border-right: 1px solid var(--border); }
.mock-page .tag { display: inline-block; font-size: 10.5px; font-weight: 700; color: #92400e; background: #fef3c7; border-radius: 99px; padding: 2px 8px; margin-bottom: 8px; }
.mock-page h4 { margin: 0 0 4px; font-size: 15px; line-height: 1.3; }
.mock-page .meta { color: var(--faint); font-size: 11px; margin-bottom: 14px; }
.mock-page p { margin: 0 0 10px; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 12px; }
.chips span { font-size: 10.5px; background: var(--bg-tint); color: var(--accent); border-radius: 6px; padding: 2px 7px; font-weight: 600; }
.bars span { display: block; height: 7px; border-radius: 4px; background: var(--bg-soft); margin: 7px 0; }
.mock-panel { padding: 14px; background: var(--card); display: flex; flex-direction: column; gap: 9px; }
.mp-head { display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 12.5px; }
.mp-head svg { width: 18px; height: 18px; flex: none; }
.mp-tabs { display: flex; gap: 4px; margin-left: auto; font-size: 11px; font-weight: 500; white-space: nowrap; }
.mp-tabs span { padding: 2px 5px; border-radius: 6px; color: var(--faint); }
.mp-tabs span:first-child { background: var(--bg-soft); color: var(--fg); }
.mp-card { background: var(--bg-soft); border-radius: 8px; padding: 8px 10px; }
.mp-card b { display: block; font-size: 12px; }
.mp-card small { color: var(--faint); font-size: 10.5px; }
.mp-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; }
.mp-row span { border: 1px solid var(--border); border-radius: 6px; padding: 3px 6px; font-size: 10.5px; color: var(--muted); }
.mp-btn { background: var(--grad); color: #fff; border-radius: 7px; text-align: center; font-weight: 700; padding: 7px; font-size: 12px; }
.mp-out { flex: 1; border: 1.5px solid var(--accent); border-radius: 8px; padding: 9px 10px; white-space: pre-line; font-size: 11.5px; color: var(--fg); min-height: 210px; overflow: hidden; }
.mp-out .caret { display: inline-block; width: 1.5px; height: 1em; background: var(--accent); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.mp-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; }
.mp-actions span { border: 1px solid var(--border); border-radius: 6px; text-align: center; padding: 5px; font-size: 11px; font-weight: 600; }

/* ---------- Secciones ---------- */
section { padding: 88px 0; }
section.soft { background: var(--bg-soft); }
.eyebrow { display: block; text-align: center; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
h2 { font-size: clamp(28px, 3.6vw, 42px); line-height: 1.15; margin: 0 0 14px; letter-spacing: -0.02em; text-align: center; }
.sub { color: var(--muted); text-align: center; max-width: 660px; margin: 0 auto 48px; font-size: 18px; }

/* Plataformas / datos */
.strip { padding: 28px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.strip .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stat b { display: block; font-size: 30px; letter-spacing: -0.02em; }
.stat span { color: var(--muted); font-size: 14px; }

/* Pasos ilustrados */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.step .art { background: linear-gradient(180deg, var(--bg-tint), var(--card)); padding: 24px 22px; height: 290px; display: flex; align-items: center; justify-content: center; }
.step .txt { padding: 20px 22px 24px; }
.step .num { display: inline-flex; width: 28px; height: 28px; border-radius: 8px; background: var(--grad); color: #fff; font-weight: 800; font-size: 14px; align-items: center; justify-content: center; margin-bottom: 10px; }
.step h3 { margin: 0 0 6px; font-size: 19px; }
.step p { margin: 0; color: var(--muted); font-size: 15.5px; }
.mini { width: 100%; max-width: 260px; background: var(--card); border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 10px 26px rgba(17, 30, 60, .1); padding: 12px; font-size: 11.5px; }
.mini label { display: block; color: var(--faint); font-size: 10px; margin: 6px 0 3px; }
.mini .field { border: 1px solid var(--border); border-radius: 6px; padding: 4px 7px; color: var(--fg); }
.mini .line { height: 6px; border-radius: 3px; background: var(--bg-soft); margin: 6px 0; }
.mini .ok { display: inline-flex; align-items: center; gap: 5px; color: var(--ok); font-weight: 700; font-size: 11px; margin-top: 8px; }

/* Antes / después */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.letter { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; font-size: 15.5px; white-space: pre-line; position: relative; }
.letter.bad { color: var(--muted); }
.letter.good { border: 2px solid transparent; background: linear-gradient(var(--card), var(--card)) padding-box, var(--grad) border-box; box-shadow: var(--shadow); }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 700; border-radius: 99px; padding: 4px 11px; margin-bottom: 14px; white-space: normal; }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.good { background: var(--ok-bg); color: var(--ok); }
.notes { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; font-size: 14.5px; white-space: normal; }
.notes li { display: flex; gap: 8px; align-items: flex-start; }
.notes li::before { content: "✕"; color: var(--bad); font-weight: 800; }
.good .notes li::before { content: "✓"; color: var(--ok); }

/* Captura real */
.frame { max-width: 1040px; margin: 0 auto; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); background: var(--card); }
.frame figcaption { padding: 14px 18px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--border); }

/* Ventajas */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.feature .ico { width: 44px; height: 44px; border-radius: 12px; background: var(--bg-tint); color: var(--accent); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.feature .ico svg { width: 22px; height: 22px; }
.feature h3 { margin: 0 0 6px; font-size: 18px; }
.feature p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* Precios */
.pricing { display: grid; gap: 24px; grid-template-columns: 1fr 1fr; max-width: 860px; margin: 0 auto; }
.plan { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 32px; display: flex; flex-direction: column; position: relative; }
.plan.featured { border: 2px solid transparent; background: linear-gradient(var(--card), var(--card)) padding-box, var(--grad) border-box; box-shadow: var(--shadow); }
.plan .ribbon { position: absolute; top: -13px; left: 32px; background: var(--grad); color: #fff; font-size: 12px; font-weight: 700; border-radius: 99px; padding: 4px 12px; }
.plan h3 { margin: 0; font-size: 20px; }
.plan .for { color: var(--muted); font-size: 15px; margin: 4px 0 0; }
.price { font-size: 48px; font-weight: 800; margin: 16px 0 0; letter-spacing: -0.03em; line-height: 1; }
.price small { font-size: 16px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.annual { color: var(--muted); font-size: 14px; margin: 8px 0 0; }
.plan ul { list-style: none; padding: 0; margin: 24px 0 28px; flex: 1; display: grid; gap: 10px; }
.plan li { padding-left: 28px; position: relative; font-size: 15.5px; }
.plan li::before { content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--ok-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2315803d' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/11px no-repeat; }
.plan li.no { color: var(--muted); }
.plan li.no::before { background: var(--bg-soft); content: "–"; text-align: center; line-height: 18px; font-size: 13px; color: var(--faint); }
.plan .btn { justify-content: center; }
.secure { text-align: center; color: var(--muted); font-size: 14px; margin-top: 22px; }

/* Preguntas */
.faq { max-width: 780px; margin: 0 auto; }
details { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; }
summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-size: 22px; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); margin: 12px 0 0; }

/* Cierre */
.final { padding: 0 0 96px; }
.final .box { background: var(--grad); color: #fff; border-radius: 24px; padding: 56px 32px; text-align: center; position: relative; overflow: hidden; }
.final .box::after { content: ""; position: absolute; width: 420px; height: 420px; right: -120px; top: -180px; border-radius: 50%; background: rgba(255, 255, 255, .1); }
.final h2 { color: #fff; }
.final p { color: rgba(255, 255, 255, .85); max-width: 560px; margin: 0 auto 28px; font-size: 18px; }
.final .btn { background: #fff; color: #1d2a6b; border: none; position: relative; z-index: 1; }

footer { border-top: 1px solid var(--border); padding: 36px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; gap: 16px; justify-content: space-between; align-items: center; flex-wrap: wrap; }
footer .brand { font-size: 16px; }
footer .brand svg { width: 24px; height: 24px; }
footer a { color: var(--muted); }

/* Documentos legales */
.doc { max-width: 780px; margin: 0 auto; padding: 56px 20px 80px; }
.doc h1 { font-size: 38px; line-height: 1.15; letter-spacing: -0.02em; }
.doc h2 { text-align: left; font-size: 22px; margin-top: 36px; }

@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding-top: 40px; }
  .steps, .features, .compare, .pricing { grid-template-columns: 1fr; }
  .strip .wrap { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  nav a:not(.btn) { display: none; }
  section { padding: 64px 0; }
  .mock-body { grid-template-columns: 1fr; }
  .mock-page { display: none; }
  .plan { padding: 26px; }
  .final .box { padding: 44px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
  .mp-out .caret { animation: none; }
}