:root{
  --bg:#F5F5FA; --paper:#FFFFFF; --ink:#33333B; --strong:#1E1E24; --muted:#6B6B78; --line:#E3E3EA; --grid:#EEEEF3;
  --brand:#107C41; --brand-hover:#0C6634; --brand-ink:#FFFFFF; --brand-soft:#E4F3EA; --red:#D6302B; --red-soft:#FCECEB; --head:#F7F7FA;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#17181D; --paper:#212228; --ink:#E4E4EA; --strong:#FFFFFF; --muted:#A0A0AE; --line:#34353D; --grid:#2A2B32;
  --brand:#2FB06A; --brand-hover:#3CC27A; --brand-ink:#08200F; --brand-soft:#1C3527; --red:#FF7A74; --red-soft:#3B2222; --head:#26272E;
}}
:root[data-theme="dark"]{
  --bg:#17181D; --paper:#212228; --ink:#E4E4EA; --strong:#FFFFFF; --muted:#A0A0AE; --line:#34353D; --grid:#2A2B32;
  --brand:#2FB06A; --brand-hover:#3CC27A; --brand-ink:#08200F; --brand-soft:#1C3527; --red:#FF7A74; --red-soft:#3B2222; --head:#26272E;
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(72px + env(safe-area-inset-top,0px));scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.55 Figtree,"Segoe UI",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3{color:var(--strong);margin:0;font-weight:700;letter-spacing:-.01em}
button,input{font:inherit;color:inherit}
a{color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}

/* ---------- barra superior (estilo herramienta) ---------- */
.topbar{position:sticky;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.topbar .inner{height:64px;display:flex;align-items:center;gap:36px;padding:0 24px}
.logo{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:800;font-size:26px;letter-spacing:-.04em;color:var(--strong)}
.logo b{color:var(--brand);font-weight:800}
.menu{display:flex;gap:30px;flex:1}
.menu a{text-decoration:none;font-weight:700;font-size:14px;letter-spacing:.02em;text-transform:uppercase;color:var(--strong);padding:6px 0}
.menu a.on{color:var(--brand)}
.menu a:hover{color:var(--brand)}
.right{display:flex;align-items:center;gap:14px}
.right a{text-decoration:none;font-weight:600;font-size:15px}
.pill{background:var(--brand);color:var(--brand-ink);padding:9px 16px;border-radius:8px}
.pill:hover{background:var(--brand-hover)}
.badge{background:var(--brand-soft);color:var(--brand);font-weight:700;font-size:13px;padding:6px 12px;border-radius:99px}

/* ---------- zona principal ---------- */
.hero{text-align:center;padding:56px 20px 40px}
.hero h1{font-size:clamp(34px,5vw,46px);line-height:1.15;font-weight:700}
.hero .sub{font-size:clamp(17px,2.2vw,22px);color:var(--muted);max-width:680px;margin:14px auto 0;line-height:1.4}
#drop{margin-top:36px}
.big{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:var(--brand);color:var(--brand-ink);border:0;border-radius:12px;font-size:clamp(20px,2.6vw,26px);font-weight:600;padding:24px 56px;min-width:min(390px,100%);cursor:pointer;box-shadow:0 4px 14px -4px rgba(16,124,65,.55);transition:background .15s,transform .08s}
.big:hover{background:var(--brand-hover)}
.big:active{transform:translateY(1px)}
.drop-hint{color:var(--muted);font-size:14px;margin-top:14px}
.privacy{display:inline-flex;gap:6px;align-items:center;color:var(--muted);font-size:13px;margin-top:6px}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:14px;max-width:560px;margin:0 auto;padding:32px 28px}
.panel h2{font-size:22px}
.progress{width:min(340px,80%);height:8px;background:var(--grid);border-radius:99px;overflow:hidden;margin:20px auto 10px}
.progress i{display:block;height:100%;width:0;background:var(--brand);transition:width .2s}
.muted{color:var(--muted);font-size:14px}
.err{color:var(--red);font-weight:500}
.pw{display:flex;gap:8px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.pw input,.code input{border:1px solid var(--line);background:var(--paper);border-radius:10px;padding:12px 14px;min-width:220px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;padding:12px 22px;font-weight:600;cursor:pointer;text-decoration:none}
.btn-main{background:var(--brand);color:var(--brand-ink)}
.btn-main:hover{background:var(--brand-hover)}
.btn-ghost{background:var(--paper);border:1px solid var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--head)}

/* arrastrar a cualquier parte */
body.dragging::after{content:"Suelta tu PDF aquí";position:fixed;inset:12px;z-index:50;display:grid;place-items:center;border:3px dashed var(--brand);border-radius:18px;background:color-mix(in srgb,var(--brand-soft) 88%,transparent);color:var(--brand);font:700 28px Figtree,sans-serif;pointer-events:none}

/* publicidad */
.ad{display:flex;align-items:center;justify-content:center;width:100%;max-width:728px;min-height:90px;margin:44px auto 0;border:1px dashed var(--line);border-radius:6px;color:var(--muted);font-size:12px;background:var(--paper)}
.premium .ad{display:none}

/* ---------- resultado tipo hoja de cálculo ---------- */
.sheet{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;text-align:left;max-width:1100px;margin:36px auto 0;box-shadow:0 18px 40px -30px rgba(20,20,40,.4)}
.sheet-bar{display:flex;align-items:center;gap:10px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--head);font-size:14px;color:var(--muted)}
.sheet-bar .fx{font-style:italic;font-weight:700;color:var(--brand)}
.sheet-bar .name{color:var(--ink);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.result-head{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:flex-end;justify-content:space-between;padding:20px 20px 14px}
.stats{display:flex;flex-wrap:wrap;gap:12px 32px}
.stat small{display:block;color:var(--muted);font-size:13px}
.stat b{font-size:24px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--strong)}
.stat.in b{color:var(--brand)} .stat.out b{color:var(--red)}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.notes{padding:0 20px 14px;color:var(--muted);font-size:14px;display:flex;flex-wrap:wrap;gap:6px 18px}
.notes .warn{color:var(--red)}
.grid-wrap{overflow:auto;max-height:540px;border-top:1px solid var(--line)}
table.xl{border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums;min-width:100%}
.xl th,.xl td{border:1px solid var(--grid);padding:6px 10px;white-space:nowrap;text-align:left}
.xl thead th{position:sticky;top:0;background:var(--head);color:var(--muted);font-weight:500;font-size:12px;text-align:center;z-index:2}
.xl .rn{position:sticky;left:0;background:var(--head);color:var(--muted);font-size:12px;text-align:center;min-width:42px;z-index:1}
.xl tr.h td{font-weight:700;background:var(--head)}
.xl td.num{text-align:right}
.xl tr.d{cursor:pointer}
.xl tr.d:hover td:not(.rn){background:var(--brand-soft)}
.xl tr.tot td{font-weight:700;border-top:2px solid var(--line)}
.xl td.desc{white-space:normal;min-width:220px;max-width:420px}
.foot-hint{padding:12px 20px;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}

/* ---------- contenido informativo ---------- */
.block{padding:72px 0 8px}
.block>h2{font-size:clamp(26px,3.4vw,34px);text-align:center}
.block>.lead{text-align:center;color:var(--muted);max-width:640px;margin:10px auto 0}
.steps{list-style:none;padding:0;margin:40px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;counter-reset:s}
.steps li{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px;counter-increment:s}
.steps li::before{content:counter(s);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--brand-soft);color:var(--brand);font-weight:800;margin-bottom:14px}
.steps h3{font-size:19px;margin-bottom:6px}
.steps p{margin:0;color:var(--muted)}
.banks{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:32px auto 0;max-width:820px;padding:0;list-style:none}
.banks li{background:var(--paper);border:1px solid var(--line);border-radius:99px;padding:9px 18px;font-weight:600}
.banks li.ok{border-color:var(--brand);color:var(--brand)}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;margin-top:40px}
.feats h3{font-size:19px;margin:0 0 6px}
.feats p{margin:0;color:var(--muted)}

/* precios */
.period{display:flex;justify-content:center;margin:26px 0 26px}
.seg{display:inline-flex;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:4px}
.seg button{border:0;background:transparent;padding:8px 18px;border-radius:7px;cursor:pointer;font-weight:600;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--strong);color:var(--bg)}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;max-width:780px;margin:0 auto}
.plan{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:28px;display:flex;flex-direction:column}
.plan.pro{border:2px solid var(--brand)}
.plan h3{font-size:22px}
.price{font-size:44px;font-weight:800;margin:16px 0 4px;letter-spacing:-.03em;color:var(--strong)}
.price span{font-size:16px;font-weight:500;color:var(--muted);letter-spacing:0}
.bill{color:var(--muted);font-size:14px;min-height:22px}
.plan ul{list-style:none;padding:0;margin:20px 0 24px;display:grid;gap:10px;flex:1;align-content:start}
.plan li{display:flex;gap:10px}
.plan li::before{content:"✓";color:var(--brand);font-weight:800}
.plan .btn{width:100%}
.mp{background:#009EE3;color:#fff}
.mp:hover{filter:brightness(1.06)}
.code{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.code input{flex:1;min-width:140px;padding:10px 12px}
.code-msg{font-size:14px;margin-top:8px;min-height:20px}
.limit{max-width:780px;margin:0 auto 18px;background:var(--red-soft);border-radius:10px;padding:14px 18px;display:none}
.limit.show{display:block}

/* preguntas */
.faq{max-width:760px;margin:32px auto 0}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:700;color:var(--strong);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0;padding:0 22px 18px;color:var(--muted)}

/* pago */
.pay-note{font-size:13px;color:var(--muted);margin:10px 0 0;text-align:center}
.pay-note a{color:var(--brand);font-weight:600}
/* estudio contable */
.studio{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:36px 32px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;margin-top:36px}
.studio h2{font-size:clamp(22px,3vw,28px)}
.studio p{margin:8px 0 0;color:var(--muted);max-width:56ch}
.studio .actions{display:flex;gap:10px;flex-wrap:wrap}
.promo{padding:14px 20px;border-top:1px solid var(--line);font-size:14px;display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;background:var(--brand-soft)}
.promo a{color:var(--brand);font-weight:700}
.wa{background:#25D366;color:#06301A}
.wa:hover{filter:brightness(1.05)}
footer{background:var(--paper);border-top:1px solid var(--line);margin-top:80px}
footer .wrap{padding:32px 20px 40px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:14px}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer a{color:var(--muted);text-decoration:none}
footer a:hover{color:var(--brand)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
[hidden]{display:none!important}
@media (max-width:860px){ .menu{display:none} .topbar .inner{gap:16px;justify-content:space-between} }
@media (max-width:560px){
  .hero{padding:36px 16px 28px}
  .big{width:100%;padding:20px 24px}
  .right .hide-sm{display:none}
  .actions{width:100%} .actions .btn{flex:1}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---------- enlaces de bancos, migas, guías y artículos ---------- */
.banks a{color:inherit;text-decoration:none;display:block}
.banks li:has(a):hover{border-color:var(--brand);color:var(--brand)}
.crumbs{font-size:14px;color:var(--muted);margin:0 0 14px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--brand)}
.crumbs span{margin:0 6px}
.prose{max-width:760px;margin:0 auto}
.prose p,.prose li{color:var(--ink)}
.prose h2{font-size:clamp(22px,3vw,28px);margin:40px 0 10px}
.prose h3{font-size:19px;margin:26px 0 6px}
.prose ul,.prose ol{padding-left:24px}
.prose li{margin-bottom:6px}
.prose a,.lead a,.fmt a{color:var(--brand);font-weight:600}
.prose code{background:var(--head);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:.92em}
.prose .tbl{overflow-x:auto;margin:18px 0}
.prose table{border-collapse:collapse;font-size:15px;min-width:100%}
.prose th,.prose td{border:1px solid var(--line);padding:8px 12px;text-align:left;background:var(--paper)}
.prose th{background:var(--head)}
.callout{background:var(--brand-soft);border-radius:14px;padding:22px 24px;margin:28px 0;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.callout p{margin:0;font-weight:600;color:var(--strong)}
.article-head{text-align:center;padding:48px 20px 8px;max-width:820px;margin:0 auto}
.article-head h1{font-size:clamp(30px,4.6vw,44px);line-height:1.15}
.article-head .sub{color:var(--muted);font-size:19px;margin:12px auto 0;max-width:640px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:32px}
.card-link{display:block;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px 24px;text-decoration:none;color:var(--ink);transition:border-color .15s}
.card-link:hover{border-color:var(--brand)}
.card-link b{display:block;color:var(--strong);font-size:18px;margin-bottom:6px}
.card-link span{color:var(--muted);font-size:15px}
.fmt{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:24px 26px;margin-top:28px}
.fmt p{margin:0 0 10px;color:var(--ink)}
.fmt p:last-child{margin:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 4px;padding:0;list-style:none}
.chips li{font-size:13px;font-weight:600;background:var(--head);border:1px solid var(--line);border-radius:8px;padding:5px 10px}
.foot-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:24px;width:100%}
.foot-cols h3{font-size:14px;color:var(--strong);margin:0 0 10px}
.foot-cols a{display:block;margin-bottom:6px}
.foot-bottom{width:100%;border-top:1px solid var(--line);padding-top:16px;margin-top:8px}