/* ============================================================
   Guía Banco Cuscatlán El Salvador — hoja de estilos principal
   Sin dependencias externas. Sin fuentes remotas (velocidad).
   ============================================================ */

:root{
  --brand:#0B2E6F;
  --brand-dark:#071F4C;
  --brand-soft:#EAF0FB;
  --accent:#C8952F;
  --ink:#111827;
  --body:#3A4351;
  --muted:#6B7280;
  --bg:#FFFFFF;
  --soft:#F6F8FB;
  --border:#E3E8EF;
  --ok:#0E7C5A;
  --radius:12px;
  --radius-sm:8px;
  --maxw:1080px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:var(--font);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--ink);margin:0 0 .5em;line-height:1.25;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.75rem,4.2vw,2.6rem)}
h2{font-size:clamp(1.35rem,2.6vw,1.85rem)}
h3{font-size:1.1rem}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.25rem}
li{margin-bottom:.4em}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.note{font-size:.9rem;color:var(--muted);border-left:3px solid var(--border);padding-left:.85rem}

.skip{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:.6rem 1rem;z-index:50}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* ---------- Header ---------- */
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:30}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:70px}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:.95rem;letter-spacing:.02em
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{color:var(--ink);font-size:.98rem}
.brand-text small{color:var(--muted);font-size:.76rem}

.site-nav{display:flex;gap:1.35rem;align-items:center}
.site-nav a{color:var(--body);font-size:.94rem;font-weight:500;padding:.35rem 0;border-bottom:2px solid transparent}
.site-nav a:hover{color:var(--brand);text-decoration:none}
.site-nav a[aria-current="page"]{color:var(--brand);border-bottom-color:var(--brand)}
.nav-toggle{display:none;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.5rem .8rem;font:inherit;font-size:.9rem;color:var(--ink);cursor:pointer}

/* ---------- Aviso ---------- */
.aviso{background:var(--brand-soft);border-bottom:1px solid #D6E0F5;font-size:.84rem;color:#2B3A55}
.aviso .wrap{padding-top:.6rem;padding-bottom:.6rem}
.aviso strong{color:var(--brand-dark)}
.aviso a{color:var(--brand-dark);font-weight:600}

/* ---------- Botones ---------- */
.btn{
  display:inline-block;border-radius:var(--radius-sm);padding:.75rem 1.25rem;
  font-weight:600;font-size:.95rem;text-align:center;cursor:pointer;border:1px solid transparent;
  transition:background-color .15s ease,border-color .15s ease,color .15s ease
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost{background:#fff;color:var(--brand);border-color:#C3D0E8}
.btn-ghost:hover{background:var(--brand-soft)}
.btn-sm{padding:.5rem .9rem;font-size:.85rem}
.cta-row{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center;margin:1.5rem 0}
.link-arrow{font-weight:600}
.link-arrow::after{content:" →"}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--soft) 100%);border-bottom:1px solid var(--border);padding:3.5rem 0 3rem}
.hero .eyebrow{
  display:inline-block;font-size:.76rem;letter-spacing:.09em;text-transform:uppercase;
  color:var(--brand);background:var(--brand-soft);border:1px solid #D6E0F5;
  border-radius:999px;padding:.3rem .8rem;margin:0 0 1rem;font-weight:600
}
.hero .lead{font-size:1.08rem;max-width:60ch;color:var(--body)}
.hero-points{list-style:none;padding:0;margin:1.5rem 0 0;display:flex;flex-wrap:wrap;gap:.5rem 1.5rem}
.hero-points li{position:relative;padding-left:1.4rem;font-size:.92rem;color:var(--body);margin:0}
.hero-points li::before{content:"";position:absolute;left:0;top:.55em;width:.5rem;height:.5rem;border-radius:50%;background:var(--accent)}

/* ---------- Secciones ---------- */
.section{padding:3rem 0}
.section-soft{background:var(--soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-sub{max-width:65ch;color:var(--muted);font-size:1rem}

/* ---------- Tarjetas ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:1.1rem;margin-top:1.5rem}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.3rem;display:flex;flex-direction:column}
.card h3{margin-bottom:.45rem}
.card p{font-size:.93rem;color:var(--body);flex:1}
.card a{font-size:.9rem;font-weight:600}

.two-col{display:grid;grid-template-columns:1.25fr 1fr;gap:2.5rem;align-items:start;margin-top:1.25rem}
.facts{display:grid;gap:.75rem}
.fact{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.9rem 1rem}
.fact-k{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600}
.fact-v{display:block;font-size:1.35rem;font-weight:700;color:var(--brand);line-height:1.2}
.fact-n{display:block;font-size:.83rem;color:var(--muted)}

.list-check{list-style:none;padding:0}
.list-check li{position:relative;padding-left:1.7rem;margin-bottom:.6rem}
.list-check li::before{content:"✓";position:absolute;left:0;top:0;color:var(--ok);font-weight:700}

.faq-mini{display:grid;gap:.6rem;margin-top:1rem}
details{border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;padding:.85rem 1rem}
details summary{cursor:pointer;font-weight:600;color:var(--ink);font-size:.97rem}
details[open] summary{margin-bottom:.5rem}
details p{font-size:.93rem;margin:0}

.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1.25rem}
.contact-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem}
.ck{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;margin-bottom:.25rem}
.cv{font-weight:600;color:var(--ink);font-size:.98rem}

/* ---------- Formulario ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.25rem}
.field{display:flex;flex-direction:column;gap:.35rem}
.field.full{grid-column:1 / -1}
label{font-size:.88rem;font-weight:600;color:var(--ink)}
.req{color:#B4232A}
input,select,textarea{
  font:inherit;font-size:.95rem;color:var(--ink);background:#fff;
  border:1px solid #CBD4E1;border-radius:var(--radius-sm);padding:.7rem .8rem;width:100%
}
input:focus,select:focus,textarea:focus{border-color:var(--brand);outline:2px solid rgba(11,46,111,.15);outline-offset:0}
textarea{resize:vertical;min-height:130px}
.check-line{display:flex;gap:.6rem;align-items:flex-start;font-size:.88rem;color:var(--body);font-weight:400}
.check-line input{width:auto;margin-top:.25rem}
.form-status{margin-top:1rem;padding:.85rem 1rem;border-radius:var(--radius-sm);font-size:.92rem;display:none}
.form-status.ok{display:block;background:#E8F6F0;border:1px solid #B9E3D3;color:#0B5C43}
.form-status.err{display:block;background:#FDECEC;border:1px solid #F3C4C4;color:#8C1F1F}

/* ---------- Página legal / contenido ---------- */
.page-head{background:var(--soft);border-bottom:1px solid var(--border);padding:2.5rem 0}
.prose{max-width:72ch;padding:2.5rem 0 3.5rem}
.prose h2{margin-top:2rem;font-size:1.3rem}
.prose h3{margin-top:1.4rem;font-size:1.05rem}
.prose ul,.prose ol{font-size:.97rem}
.prose .updated{font-size:.87rem;color:var(--muted);margin-bottom:1.5rem}

/* ---------- Footer ---------- */
.site-footer{background:#0E1A31;color:#B9C3D6;padding:3rem 0 1.5rem;font-size:.9rem}
.site-footer h3,.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:.7rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:.4rem}
.site-footer a{color:#B9C3D6}
.site-footer a:hover{color:#fff}
.site-footer .muted{color:#8B96AD}
.footer-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2rem}
.footer-bottom{border-top:1px solid #1E2B45;margin-top:2.5rem;padding-top:1.25rem;font-size:.82rem}
.footer-bottom p{margin:.25rem 0}

/* ---------- Cookie bar ---------- */
.cookie-bar{
  position:sticky;bottom:0;z-index:40;background:#0E1A31;color:#DCE3F0;
  border-top:1px solid #1E2B45;padding:.9rem 1.25rem;
  display:flex;gap:1rem;align-items:center;justify-content:space-between;flex-wrap:wrap
}
.cookie-bar p{margin:0;font-size:.85rem;max-width:62ch}
.cookie-bar a{color:#fff;text-decoration:underline}
.cookie-actions{display:flex;gap:.5rem}
.cookie-bar .btn-ghost{background:transparent;color:#fff;border-color:#3A4A6B}

/* ---------- 404 ---------- */
.err-code{font-size:clamp(3.5rem,12vw,6rem);font-weight:700;color:var(--brand);line-height:1;margin:0}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .footer-cols{grid-template-columns:1fr 1fr}
}
@media (max-width:780px){
  body{font-size:16px}
  .nav-toggle{display:block}
  .site-nav{
    display:none;position:absolute;left:0;right:0;top:100%;background:#fff;
    border-bottom:1px solid var(--border);flex-direction:column;align-items:stretch;
    gap:0;padding:.5rem 20px 1rem
  }
  .site-nav.is-open{display:flex}
  .site-nav a{padding:.7rem 0;border-bottom:1px solid var(--border)}
  .site-nav a[aria-current="page"]{border-bottom-color:var(--border);color:var(--brand)}
  .site-header{position:relative}
  .two-col{grid-template-columns:1fr;gap:1.5rem}
  .form-grid{grid-template-columns:1fr}
  .hero{padding:2.25rem 0}
  .section{padding:2.25rem 0}
}
@media (max-width:520px){
  .footer-cols{grid-template-columns:1fr}
  .cta-row .btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}