/* =========================================================
   CONFINTAX — Sistema de diseño
   Concepto: el mundo del expediente tributario/legal.
   Renglones numerados de formulario (Anexo, Línea 001),
   pestañas de carpeta, sello de registro profesional.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,500;0,600;0,700;1,500&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink:        #16233D;   /* navy — encabezados, nav */
  --ink-2:      #1F3A5F;   /* navy secundario */
  --ink-soft:   #35496b;
  --brass:      #AD8A4E;   /* oro de sello */
  --brass-light:#C9A664;
  --brass-dim:  #e6d9bc;
  --paper:      #F7F5EF;   /* fondo papel */
  --paper-2:    #EFEBDF;
  --line:       #DDD6C4;   /* renglón de formulario */
  --rust:       #8C4A2F;   /* acento secundario, uso mínimo */
  --green:      #3F6E52;
  --text:       #211F1B;
  --text-soft:  #5B5A52;
  --white:      #FFFFFF;
  --radius:     2px;
  --shadow:     0 10px 30px -12px rgba(22,35,61,0.25);
  --maxw:       1160px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:'Inter',sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Lora',serif;
  color:var(--ink);
  margin:0 0 .5em;
  line-height:1.15;
  font-weight:600;
}
p{ margin:0 0 1em; color:var(--text-soft); }
a{ color:inherit; }
img{ max-width:100%; display:block; }
.container{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.mono{ font-family:'IBM Plex Mono',monospace; }

/* ---------- utilities ---------- */
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--brass);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background:var(--brass);
  display:inline-block;
}
.section{ padding:88px 0; }
.section--tight{ padding:56px 0; }
.section--ink{ background:var(--ink); color:#cfd8e6; }
.section--ink h2, .section--ink h3{ color:var(--white); }
.section--ink p{ color:#aab6ca; }
.section--paper2{ background:var(--paper-2); }

.lede{ font-size:19px; max-width:620px; color:var(--text-soft); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:13px 26px;
  border-radius:var(--radius);
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:14.5px;
  text-decoration:none;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover{ transform:translateY(-1px); }
.btn-primary{ background:var(--brass); color:var(--ink); }
.btn-primary:hover{ background:var(--brass-light); }
.btn-outline{ border-color:rgba(255,255,255,.35); color:var(--white); }
.btn-outline:hover{ border-color:var(--white); }
.btn-ink{ border-color:var(--ink); color:var(--ink); }
.btn-ink:hover{ background:var(--ink); color:var(--white); }
.btn-green{ background:var(--green); color:var(--white); }
.btn-green:hover{ background:#355e46; }
.btn-block{ width:100%; justify-content:center; }
.btn-sm{ padding:9px 18px; font-size:13px; }

/* ---------- formas de pago (acordeón) ---------- */
.pay-block{ max-width:460px; margin:0 auto; }
.pay-summary{
  display:flex; justify-content:space-between; align-items:center; gap:14px; flex-wrap:wrap;
  background:var(--paper-2); border:1px solid var(--line); border-radius:6px;
  padding:20px 24px; margin-bottom:26px;
}
.pay-summary .eyebrow{ margin-bottom:4px; }
.pay-summary h3{ font-size:19px; margin:0; }
.pay-summary .amount{ font-family:'IBM Plex Mono',monospace; font-weight:700; font-size:22px; color:var(--ink); }
.acc{ border:1px solid var(--line); border-radius:6px; overflow:hidden; margin-bottom:26px; background:var(--white); }
.acc-item{ border-bottom:1px solid var(--line); }
.acc-item:last-child{ border-bottom:none; }
.acc-header{
  width:100%; display:flex; align-items:center; gap:16px;
  padding:20px 24px; background:none; border:none; cursor:pointer;
  font-family:'Inter',sans-serif; font-size:15.5px; font-weight:600; color:var(--ink);
  text-align:left; transition:background .15s ease;
}
.acc-header:hover{ background:var(--paper-2); }
.acc-header .acc-icon{
  width:40px; height:40px; border-radius:50%; background:var(--ink); color:var(--brass-light);
  display:flex; align-items:center; justify-content:center; flex:none; font-size:17px;
}
.acc-header .acc-plus{
  margin-left:auto; font-family:'IBM Plex Mono',monospace; font-size:18px; color:var(--brass);
  transition:transform .2s ease;
}
.acc-header[aria-expanded="true"] .acc-plus{ transform:rotate(45deg); }
.acc-header[aria-expanded="true"]{ background:var(--paper-2); }
.acc-body{ max-height:0; overflow:hidden; transition:max-height .25s ease; }
.acc-body-inner{ padding:6px 24px 28px; }
.bank-card{
  border:1px solid var(--line); border-radius:6px; background:var(--paper-2);
  padding:20px 22px; margin-bottom:18px;
}
.bank-card:last-of-type{ margin-bottom:20px; }
.bank-card .bank-name{ font-family:'IBM Plex Mono',monospace; font-size:11.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--brass); margin-bottom:14px; }
.bank-card .bank-row{ display:flex; justify-content:space-between; align-items:center; gap:14px; font-size:14px; padding:6px 0; }
.bank-card .bank-row span:first-child{ color:var(--text-soft); }
.bank-card .bank-row span:last-child{ font-family:'IBM Plex Mono',monospace; color:var(--ink); font-weight:600; text-align:right; }
.copy-btn{
  display:block; width:100%; margin-top:14px; background:var(--white); border:1px solid var(--ink); color:var(--ink);
  border-radius:6px; font-size:13px; font-weight:600; padding:9px 12px; text-align:center;
  cursor:pointer; font-family:'Inter',sans-serif; transition:background .15s ease,color .15s ease;
}
.copy-btn:hover{ background:var(--ink); color:var(--white); }
.copy-btn.copied{ background:var(--green); border-color:var(--green); color:var(--white); }
.qr-box{
  width:180px; height:180px; margin:10px auto 20px; padding:10px;
  background:var(--white); border:1px solid var(--line); border-radius:6px;
}
.qr-box img{ width:100%; height:100%; object-fit:contain; }
.card-logos{ display:flex; flex-wrap:wrap; gap:10px; align-items:center; margin:4px 0 4px; }
.card-logos .card-logo{
  display:flex; align-items:center; justify-content:center;
  height:34px; padding:6px 12px; background:var(--white);
  border:1px solid var(--line); border-radius:5px;
}
.card-logos .card-logo img{ height:100%; width:auto; object-fit:contain; display:block; }
.comprobante-panel{
  border:1px dashed var(--brass-light); border-radius:6px; background:var(--paper-2);
  padding:26px; margin-top:6px;
}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px;
  max-width:var(--maxw); margin:0 auto;
}
.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none; color:var(--white);
}
.brand-seal{
  width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--brass-light);
  display:flex;align-items:center;justify-content:center;
  font-family:'Lora',serif; font-weight:700; font-size:14px;
  color:var(--brass-light);
  flex:none;
}
.brand-name{ font-family:'Lora',serif; font-size:19px; font-weight:700; letter-spacing:.01em;}
.brand-tag{ font-family:'IBM Plex Mono',monospace; font-size:10.5px; color:var(--brass-light); letter-spacing:.08em; display:block; margin-top:1px;}
.brand-logo{ height:36px; width:auto; display:block; flex:none; }

.nav-links{ display:flex; gap:2px; list-style:none; margin:0; padding:0; align-items:center; }
.nav-links > li{ position:relative; }
.nav-links a{
  display:block; padding:10px 14px; text-decoration:none;
  color:#cfd8e6; font-size:14px; font-weight:500;
  border-radius:var(--radius);
}
.nav-links a:hover{ color:var(--white); background:rgba(255,255,255,.06); }
.nav-links a.active{ color:var(--brass-light); }

.dropdown{
  display:none; position:absolute; top:100%; left:0;
  background:var(--white); min-width:260px;
  box-shadow:var(--shadow); border-top:2px solid var(--brass);
  padding:8px; z-index:20;
}
.has-dropdown:hover .dropdown{ display:block; }
.dropdown a{ color:var(--ink); padding:10px 14px; font-size:13.5px; }
.dropdown a:hover{ background:var(--paper-2); }

.nav-cta{ display:flex; align-items:center; gap:10px; }
.burger{ display:none; background:none; border:none; color:var(--white); font-size:24px; cursor:pointer; }

@media (max-width:960px){
  .nav-links{
    display:none;
    position:absolute; top:100%; left:0; right:0;
    background:var(--ink); flex-direction:column; align-items:stretch;
    padding:8px 16px 16px; border-top:1px solid rgba(255,255,255,.1);
  }
  .nav-links.open{ display:flex; }
  .dropdown{ position:static; box-shadow:none; border-top:none; background:rgba(255,255,255,.04); }
  .dropdown a{ color:#cfd8e6; }
  .burger{ display:block; }
  .nav-cta .btn span.hide-mobile{ display:none; }
}

/* ---------- hero (ledger lines) ---------- */
.hero{
  background:
    repeating-linear-gradient(to bottom, transparent 0 55px, var(--line) 55px 56px),
    var(--paper);
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-inner{
  max-width:var(--maxw); margin:0 auto; padding:100px 24px 90px;
  display:grid; grid-template-columns:1.2fr .8fr; gap:48px; align-items:center;
}
.hero-line-no{
  font-family:'IBM Plex Mono',monospace; color:var(--brass); font-size:13px;
  letter-spacing:.1em; margin-bottom:18px; display:block;
}
.hero h1{ font-size:44px; max-width:640px; }
.hero .lede{ margin-top:16px; }
.hero-actions{ display:flex; gap:14px; margin-top:32px; flex-wrap:wrap; }
.hero-stamp{
  border:1px solid var(--line); background:var(--white);
  padding:26px; border-radius:var(--radius); box-shadow:var(--shadow);
  position:relative;
}
.hero-stamp::before{
  content:"REGISTRO";
  position:absolute; top:-11px; left:22px; background:var(--brass); color:var(--ink);
  font-family:'IBM Plex Mono',monospace; font-size:10px; letter-spacing:.12em;
  padding:3px 10px; font-weight:600;
}
.stamp-row{ display:flex; justify-content:space-between; padding:9px 0; border-bottom:1px dashed var(--line); font-size:13.5px;}
.stamp-row:last-child{ border-bottom:none; }
.stamp-row span:first-child{ color:var(--text-soft); }
.stamp-row span:last-child{ font-family:'IBM Plex Mono',monospace; color:var(--ink); font-weight:600; }

@media(max-width:900px){
  .hero-inner{ grid-template-columns:1fr; padding-top:56px; }
  .hero h1{ font-size:32px; }
}

.price-pill{
  display:inline-flex; align-items:center; gap:9px;
  margin-top:16px; padding:8px 16px;
  border:1px solid var(--brass-light); border-radius:999px;
  font-family:'IBM Plex Mono',monospace; font-size:13px; letter-spacing:.02em;
  color:var(--paper);
}
.price-pill b{ color:var(--brass-light); font-size:15px; }

/* ---------- page hero (subpages, simpler) ---------- */
.page-hero{ background:var(--ink); color:var(--white); padding:64px 0 64px; }
.hero + .section,
.page-hero + .section{ padding-top:132px; }
.page-hero .eyebrow{ color:var(--brass-light); }
.page-hero .eyebrow::before{ background:var(--brass-light); }
.page-hero h1{ color:var(--white); font-size:34px; max-width:720px; }
.page-hero p{ color:#aab6ca; max-width:640px; font-size:17px; }
.crumbs{ font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--brass-light); margin-bottom:16px; letter-spacing:.04em;}
.crumbs a{ text-decoration:none; color:#cfd8e6; }

/* ---------- service line items (signature element) ---------- */
.ledger{ border-top:1px solid var(--line); }
.ledger-item{
  display:grid; grid-template-columns:64px 1fr auto; gap:20px;
  align-items:start; padding:26px 0; border-bottom:1px solid var(--line);
}
.ledger-item .lno{
  font-family:'IBM Plex Mono',monospace; color:var(--brass); font-size:13px; padding-top:4px;
}
.ledger-item h3{ font-size:19px; margin-bottom:6px; }
.ledger-item p{ margin:0; max-width:560px; }
.ledger-item .l-action{ align-self:center; }
@media(max-width:700px){
  .ledger-item{ grid-template-columns:40px 1fr; }
  .ledger-item .l-action{ grid-column:2; margin-top:10px; }
}

/* ---------- cards / grids ---------- */
.grid{ display:grid; gap:24px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }
@media(max-width:900px){ .grid-3,.grid-4{ grid-template-columns:repeat(2,1fr);} }
@media(max-width:600px){ .grid-3,.grid-4,.grid-2{ grid-template-columns:1fr;} }

.card{
  background:var(--white); border:1px solid var(--line);
  padding:28px; border-radius:var(--radius);
  transition:box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.card:hover{ box-shadow:var(--shadow); transform:translateY(-2px); border-color:var(--brass-light); }
.card-icon{
  width:44px;height:44px; border-radius:50%; background:var(--paper-2);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
  color:var(--brass); font-size:20px;
}
.card h3{ font-size:18px; margin-bottom:8px; }
.card p{ font-size:14.5px; margin-bottom:14px; }
.card .price{ font-family:'IBM Plex Mono',monospace; color:var(--ink); font-weight:600; font-size:14px; margin-bottom:10px; display:block;}

.tag{
  display:inline-block; font-family:'IBM Plex Mono',monospace; font-size:11px;
  letter-spacing:.06em; text-transform:uppercase; color:var(--ink);
  background:var(--brass-dim); padding:4px 9px; border-radius:2px; margin-bottom:10px;
}

/* ---------- folder tabs (category switcher) ---------- */
.tabs{ display:flex; gap:6px; flex-wrap:wrap; margin-bottom:36px; border-bottom:1px solid var(--line); }
.tab{
  padding:11px 20px; background:var(--paper-2); border:1px solid var(--line); border-bottom:none;
  font-size:13.5px; font-weight:600; color:var(--text-soft); cursor:pointer; border-radius:4px 4px 0 0;
  font-family:'Inter',sans-serif;
}
.tab.active{ background:var(--white); color:var(--ink); border-color:var(--brass); position:relative; top:1px; }

/* ---------- forms ---------- */
.form-panel{ background:var(--white); border:1px solid var(--line); padding:36px; border-radius:var(--radius); box-shadow:var(--shadow); }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:13px; font-weight:600; color:var(--ink); margin-bottom:6px; }
.field input, .field select, .field textarea{
  width:100%; padding:12px 13px; border:1px solid #CFC9B8; border-radius:var(--radius);
  font-family:'Inter',sans-serif; font-size:14.5px; background:var(--paper); color:var(--text);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:2px solid var(--brass-light); outline-offset:1px; border-color:var(--brass);
}
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media(max-width:600px){ .field-row{ grid-template-columns:1fr; } }
.help{ font-size:12.5px; color:var(--text-soft); margin-top:6px; }

/* ---------- payment methods ---------- */


/* ---------- footer ---------- */
.site-footer{ background:var(--ink); color:#aab6ca; padding:64px 0 28px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:32px; }
@media(max-width:800px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media(max-width:520px){ .footer-grid{ grid-template-columns:1fr; } }
.site-footer h4{ color:var(--white); font-size:14px; font-family:'Inter',sans-serif; letter-spacing:.04em; text-transform:uppercase; margin-bottom:16px;}
.site-footer ul{ list-style:none; margin:0; padding:0; }
.site-footer li{ margin-bottom:9px; font-size:14px; }
.site-footer a{ text-decoration:none; color:#aab6ca; }
.site-footer a:hover{ color:var(--brass-light); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.1); margin-top:48px; padding-top:22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:12.5px; }
.made-by{ display:inline-flex; align-items:center; gap:6px; }
.madeby-logo{ height:13px; width:auto; display:block; opacity:.9; }
.social-row{ display:flex; gap:10px; margin-top:14px; }
.social-row a, .social-row .social-a{ width:34px;height:34px; border:1px solid rgba(255,255,255,.25); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:14px; cursor:default;}
.social-row a:hover{ border-color:var(--brass-light); color:var(--brass-light); }

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed; bottom:24px; right:24px; z-index:200;
  width:58px; height:58px; border-radius:50%;
  background:#3F6E52; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 20px rgba(0,0,0,.25); text-decoration:none; font-size:26px;
  transition:transform .2s ease;
}
.wa-float:hover{ transform:scale(1.06); }

/* ---------- misc ---------- */
.divider{ height:1px; background:var(--line); margin:8px 0 40px; }
.cta-band{ background:var(--ink); padding:56px 0; text-align:center; }
.cta-band h2{ color:var(--white); }
.cta-band .lede{ margin:0 auto 26px; color:#aab6ca; }
.two-col{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start; }
@media(max-width:860px){ .two-col{ grid-template-columns:1fr; } }
.badge-list{ list-style:none; margin:0; padding:0; }
.badge-list li{ padding:10px 0 10px 26px; position:relative; border-bottom:1px solid var(--line); font-size:14.5px; color:var(--text-soft); }
.badge-list li::before{ content:"—"; position:absolute; left:0; color:var(--brass); font-family:'IBM Plex Mono',monospace; }

.bank-strip{ display:flex; flex-wrap:wrap; gap:14px; margin-top:20px; }
.bank-chip{ padding:9px 16px; border:1px solid var(--line); background:var(--white); border-radius:20px; font-size:13.5px; font-weight:600; color:var(--ink); }

.plan-card{ border:1px solid var(--line); background:var(--white); padding:32px; border-radius:var(--radius); }
.plan-card.featured{ border-color:var(--brass); box-shadow:var(--shadow); position:relative; }
.plan-card.featured::before{ content:"MÁS SOLICITADO"; position:absolute; top:-12px; left:24px; background:var(--brass); color:var(--ink); font-family:'IBM Plex Mono',monospace; font-size:10px; padding:3px 10px; letter-spacing:.08em; font-weight:700;}
.plan-price{ font-family:'Lora',serif; font-size:30px; color:var(--ink); margin:8px 0 4px;}
.plan-price span{ font-family:'Inter',sans-serif; font-size:13px; color:var(--text-soft); font-weight:400;}