:root{
  --paper:#F4F6F9;
  --sheet:#FFFFFF;
  --ink:#17223B;
  --ink-2:#47526A;
  --line:#CBD3DF;
  --line-2:#E3E8EF;
  --stamp:#12795A;
  --stamp-bg:#E5F3EE;
  --marker:#FFE27A;
  --warn:#9A5B00;
  --warn-bg:#FFF5DB;
  --err:#B42318;
  --focus:#2F6FE4;
  --radius:6px;
  --wrap:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 "Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--ink)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}
h1,h2,h3{line-height:1.15;margin:0 0 .6em;font-weight:800;letter-spacing:-.015em}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem)}
h2{font-size:clamp(1.55rem,2.8vw,2.1rem)}
h3{font-size:1.15rem;font-weight:600;letter-spacing:0}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;z-index:50}
.skip:focus{left:8px}
section[id],.result{scroll-margin-top:76px}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ink);color:#fff;border:2px solid var(--ink);border-radius:var(--radius);padding:11px 18px;font:600 1rem/1.2 inherit;text-decoration:none;cursor:pointer}
.btn:hover{background:#0E1628}
.btn[disabled]{opacity:.6;cursor:progress}
.btn-sm{padding:7px 12px;font-size:.92rem}
.btn-lg{padding:14px 24px;font-size:1.05rem}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--line-2)}
.btn-block{width:100%}

/* Header */
.top{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;text-decoration:none}
.brand svg{width:30px;height:30px}
.brand rect{fill:var(--ink)}
.brand path{stroke:var(--marker);stroke-width:3;fill:none;stroke-linecap:round}
.nav{display:flex;align-items:center;gap:22px}
.nav a:not(.btn){text-decoration:none;color:var(--ink-2);font-weight:500}
.nav a:not(.btn):hover{color:var(--ink);text-decoration:underline}
@media (max-width:720px){.nav a:not(.btn){display:none}}

/* Hero */
.hero{padding:64px 0 56px}
.hero-in{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.lead{font-size:1.15rem;color:var(--ink-2);max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 18px;margin-top:28px}
.hint{color:var(--ink-2);font-size:.95rem}
.demo{margin:0;display:grid;gap:14px;position:relative}
.demo-label{font-size:.85rem;font-weight:600;color:var(--ink-2);margin:0 0 6px}
.demo-notes{background:#FFFDF4;border:1px solid #EADFAE;border-radius:var(--radius);padding:16px 18px;transform:rotate(-1deg);max-width:88%}
.scrawl{margin:0;font-size:.98rem;color:#3B3A33;font-style:italic}
.scrawl mark{background:linear-gradient(transparent 45%,var(--marker) 45%);color:inherit;padding:0 2px}
.demo-doc{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px 20px;position:relative;margin-left:8%;box-shadow:0 1px 0 var(--line),0 12px 28px -18px rgba(23,34,59,.35)}
.demo-doc table{width:100%;border-collapse:collapse;font-size:.88rem}
.demo-doc th{text-align:left;font-weight:600;border-bottom:2px solid var(--ink);padding:6px 8px}
.demo-doc td{border-bottom:1px solid var(--line-2);padding:8px;vertical-align:top}
.demo-doc td:first-child{color:var(--ink-2);width:42%}
.stamp{position:absolute;right:-10px;bottom:-22px;border:3px solid var(--stamp);color:var(--stamp);border-radius:8px;padding:6px 14px 8px;transform:rotate(-8deg);text-align:center;background:rgba(255,255,255,.85);line-height:1.05;text-transform:uppercase;animation:stamp .5s cubic-bezier(.2,1.4,.4,1) .7s both}
.stamp span{display:block;font-size:.72rem;font-weight:600;letter-spacing:.08em}
.stamp strong{font-size:1.35rem;font-weight:800;letter-spacing:.04em}
@keyframes stamp{from{opacity:0;transform:rotate(-8deg) scale(1.8)}to{opacity:1;transform:rotate(-8deg) scale(1)}}
@media (max-width:900px){.hero-in{grid-template-columns:1fr;gap:40px}.demo-doc{margin-left:0}.demo-notes{max-width:100%}.stamp{right:6px}}

/* Pasos */
.steps{padding:56px 0;border-top:1px solid var(--line)}
.step-list{list-style:none;counter-reset:s;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:36px}
.step-list li{counter-increment:s;padding-top:14px;border-top:3px solid var(--ink)}
.step-list li::before{content:counter(s);display:block;font-size:2.4rem;font-weight:800;line-height:1;margin-bottom:12px;color:var(--ink)}
.step-list p{color:var(--ink-2);margin:0}
@media (max-width:760px){.step-list{grid-template-columns:1fr;gap:28px}}

/* Generador */
.gen{padding:64px 0;background:var(--line-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.gen-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 24px;margin-bottom:22px}
.gen-head h2{margin:0}
.gen-head p{margin:0;color:var(--ink-2)}
.sheet{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);display:grid;grid-template-columns:1fr 1fr}
.sheet fieldset{border:0;margin:0;padding:26px 28px;min-width:0}
.sheet fieldset+fieldset{border-left:1px solid var(--line)}
legend{font-weight:800;font-size:1.25rem;padding:0;margin-bottom:12px;float:left;width:100%}
legend+*{clear:both}
label{display:block;font-weight:600;font-size:.95rem;margin:14px 0 6px}
.req,.opt{font-weight:400;font-size:.82rem;color:var(--ink-2);margin-left:6px}
input[type=text],input[type=email],textarea,select{width:100%;font:inherit;font-size:.98rem;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:4px;padding:10px 12px}
textarea{resize:vertical;line-height:1.5}
input:focus,textarea:focus,select:focus{border-color:var(--focus);outline:2px solid rgba(47,111,228,.25);outline-offset:0}
.help{font-size:.88rem;color:var(--ink-2);margin:6px 0 0}
.row{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.92rem}
.check input{margin-top:4px;width:16px;height:16px;flex:none}
.cobro{margin-top:22px;border-top:1px dashed var(--line);padding-top:14px}
.cobro summary{cursor:pointer;font-weight:600}
.cobro summary span{font-weight:400;color:var(--ink-2);font-size:.85rem;margin-left:6px}
.form-foot{grid-column:1/-1;border-top:1px solid var(--line);padding:18px 28px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;background:#FAFBFC;border-radius:0 0 var(--radius) var(--radius)}
.msg{margin:0;font-size:.95rem}
.msg.err{color:var(--err)}
.msg.ok{color:var(--stamp)}
@media (max-width:860px){.sheet{grid-template-columns:1fr}.sheet fieldset+fieldset{border-left:0;border-top:1px solid var(--line)}.sheet fieldset{padding:22px 18px}.form-foot{padding:16px 18px}}
@media (max-width:520px){.row{grid-template-columns:1fr}}

/* Resultado */
.result{margin-top:28px}
.result-bar{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:14px}
.result-bar h3{font-size:1.4rem;font-weight:800;margin:0 0 4px}
.result-actions{display:flex;gap:10px;flex-wrap:wrap}
.alerts{list-style:none;margin:0 0 14px;padding:0;display:grid;gap:6px}
.alerts li{background:var(--warn-bg);color:var(--warn);border-left:4px solid #E0A100;padding:8px 12px;font-size:.93rem;border-radius:0 4px 4px 0}
.doc-preview{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);padding:32px clamp(16px,4vw,48px);overflow-x:auto}
.doc-preview h4{text-align:center;font-size:1.1rem;margin:0 0 18px;letter-spacing:.02em}
.doc-preview table{width:100%;border-collapse:collapse;font-size:.93rem}
.doc-preview th,.doc-preview td{border:1px solid var(--line);padding:9px 10px;vertical-align:top;text-align:left}
.doc-preview thead th{background:#F1F4F8;font-weight:600}
.doc-meta th{width:28%;background:#F7F9FB;font-weight:600}
.doc-meta{margin-bottom:22px}
.doc-preview ul{margin:0;padding-left:18px}
.doc-preview li+li{margin-top:4px}
[contenteditable]{border-radius:2px}
[contenteditable]:hover{background:#FFFBEA}
[contenteditable]:focus{background:#FFF7D6;outline:2px solid var(--marker)}
.flag{display:inline-block;font-size:.78rem;font-weight:600;padding:1px 7px;border-radius:3px;margin-bottom:6px}
.flag-c{background:var(--warn-bg);color:var(--warn)}
.flag-v{background:var(--stamp-bg);color:var(--stamp)}
.todo{color:var(--warn);font-style:italic}
.doc-resumen{margin:18px 0 0;font-size:.93rem}
.firmas{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:48px;font-size:.9rem}
.firmas div{border-top:1px solid var(--ink);padding-top:6px}

/* Comparación */
.versus{padding:64px 0}
.versus-in{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.versus-in p{color:var(--ink-2);font-size:1.05rem}
.cmp{width:100%;border-collapse:collapse;font-size:.96rem;background:var(--sheet);border:1px solid var(--line)}
.cmp th,.cmp td{padding:12px 14px;border-bottom:1px solid var(--line-2);text-align:left}
.cmp thead th{border-bottom:2px solid var(--ink);font-weight:600}
.cmp tbody th{font-weight:500}
.cmp td:last-child{font-weight:600;color:var(--stamp)}
.cmp td:nth-child(2){color:var(--ink-2)}
@media (max-width:860px){.versus-in{grid-template-columns:1fr;gap:24px}}

.snr{padding:56px 0;border-top:1px solid var(--line)}
.snr-in{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.snr-in p{color:var(--ink-2);font-size:1.05rem;max-width:40em}
.snr-cta{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
@media (max-width:860px){.snr-in{grid-template-columns:1fr;gap:18px}}

/* Pro */
.pro{background:var(--ink);color:#E9EDF5;padding:72px 0}
.pro h2{color:#fff;max-width:20em}
.pro-in{display:grid;grid-template-columns:1.3fr .7fr;gap:56px;align-items:center}
.pro-copy>p{color:#C3CBDA;font-size:1.05rem;max-width:36em}
.ticks{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.ticks li{padding-left:30px;position:relative}
.ticks li::before{content:"";position:absolute;left:2px;top:.35em;width:14px;height:8px;border-left:3px solid var(--marker);border-bottom:3px solid var(--marker);transform:rotate(-45deg)}
.price-card{background:#fff;color:var(--ink);border-radius:var(--radius);padding:28px;border-top:6px solid var(--marker)}
.price-old{margin:0;color:var(--ink-2)}
.price{font-size:3rem;font-weight:800;margin:0;line-height:1.1;letter-spacing:-.02em}
.price span{font-size:1rem;font-weight:500;color:var(--ink-2);margin-left:4px;letter-spacing:0}
.price-note{font-size:.9rem;color:var(--ink-2);margin:8px 0 18px}
.price-card .price-note:last-child{margin:12px 0 0;text-align:center}
@media (max-width:860px){.pro-in{grid-template-columns:1fr;gap:32px}}

/* FAQ */
.faq{padding:64px 0}
.faq-in{max-width:780px}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--ink-2)}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:10px 0 0;color:var(--ink-2)}

/* Footer */
.foot{border-top:1px solid var(--line);padding:32px 0 40px;font-size:.93rem;color:var(--ink-2)}
.foot p{margin:0 0 6px}
.foot .small{font-size:.84rem;max-width:60em;margin-top:12px}

/* Diálogos */
.dlg{border:0;border-radius:var(--radius);padding:0;max-width:440px;width:calc(100% - 32px);color:var(--ink);box-shadow:0 24px 60px -20px rgba(23,34,59,.55)}
.dlg::backdrop{background:rgba(23,34,59,.55)}
.dlg form{padding:26px}
.dlg h3{font-size:1.35rem;font-weight:800;margin-bottom:8px}
.dlg p{color:var(--ink-2);font-size:.95rem}
.dlg .msg{margin-top:8px}
.dlg-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}

/* Páginas de texto */
.legal{max-width:760px;padding:48px 20px 64px;margin:0 auto}
.legal h1{font-size:2rem}
.legal h2{font-size:1.25rem;margin-top:1.6em}
.legal p,.legal li{color:var(--ink-2)}

@media print{.top,.foot,.gen-head,.sheet,.result-bar,.alerts{display:none}}