/* ============================================================
   Guía Monex ONE — hoja de estilos
   Paleta: navy #07111f · rojo #b10f16 · grises neutros
   ============================================================ */

:root{
  --navy:#07111f;
  --navy-2:#0d1b2e;
  --red:#b10f16;
  --red-2:#8f0c12;
  --ink:#12202f;
  --muted:#5b6b7c;
  --line:#e2e7ec;
  --bg:#f6f8fa;
  --card:#ffffff;
  --ok:#0f7a4a;
  --radius:14px;
  --shadow:0 6px 24px rgba(7,17,31,.08);
  --shadow-lg:0 14px 44px rgba(7,17,31,.14);
  --maxw:1120px;
  --font:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--red);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;color:var(--navy);margin:0 0 .5em}
h1{font-size:clamp(1.7rem,4vw,2.6rem);letter-spacing:-.02em}
h2{font-size:clamp(1.35rem,2.6vw,1.9rem);letter-spacing:-.01em}
h3{font-size:1.12rem}
p{margin:0 0 1em}
ul,ol{padding-left:1.25rem}
li{margin:.35em 0}
.muted{color:var(--muted)}
.lead{font-size:1.08rem;color:var(--muted);max-width:65ch}

/* ---------- Barra superior ---------- */
.topbar{
  background:var(--navy);
  color:#c8d3e0;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  text-align:center;
  padding:.55rem 1rem;
  font-weight:600;
}

/* ---------- Header / nav ---------- */
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{
  max-width:var(--maxw);margin:0 auto;padding:.85rem 1.25rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;color:var(--navy);font-size:1.02rem}
.brand:hover{text-decoration:none}
.brand .mark{
  width:34px;height:34px;border-radius:9px;background:var(--navy);color:var(--red);
  display:grid;place-items:center;font-weight:900;font-size:1.15rem;flex:0 0 auto;
}
.nav nav{display:flex;align-items:center;gap:1.15rem;flex-wrap:wrap}
.nav nav a{color:var(--ink);font-weight:600;font-size:.95rem}
.nav nav a:hover{color:var(--red)}
.nav nav a.official{
  background:var(--navy);color:#fff;padding:.5rem .9rem;border-radius:8px;font-size:.88rem;
}
.nav nav a.official:hover{background:var(--red);text-decoration:none}
.menu-btn{
  display:none;background:none;border:1px solid var(--line);border-radius:8px;
  font-size:1.2rem;padding:.3rem .6rem;cursor:pointer;color:var(--navy);
}

/* ---------- Botones ---------- */
.btn{
  display:inline-block;padding:.72rem 1.15rem;border-radius:9px;font-weight:700;
  font-size:.94rem;line-height:1;transition:transform .15s,background .15s,box-shadow .15s;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 6px 18px rgba(177,15,22,.25)}
.btn-red:hover{background:var(--red-2)}
.btn-light{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn-light:hover{border-color:var(--navy)}

/* ---------- Layout de sección ---------- */
.section{max-width:var(--maxw);margin:0 auto;padding:56px 1.25rem}
.section-head{max-width:70ch;margin-bottom:2rem}
.eyebrow{
  font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;
  font-weight:800;color:var(--red);margin-bottom:.6rem;
}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 100%);color:#eef3f8}
.hero-inner{
  max-width:var(--maxw);margin:0 auto;padding:70px 1.25rem;
  display:grid;grid-template-columns:1.7fr 1fr;gap:2.5rem;align-items:center;
}
.hero h1{color:#fff}
.hero .lead{color:#c3cfdd}
.hero .eyebrow{color:#ff6b72}
.hero .actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.4rem}
.trust{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:1.4rem 1.5rem;backdrop-filter:blur(4px);
}
.trust h3{color:#fff;font-size:1rem;margin-bottom:.6rem}
.trust ul{list-style:none;padding:0;margin:0}
.trust li{color:#d5dee8;font-size:.92rem;padding:.28rem 0}

/* ---------- Rejilla de tarjetas ---------- */
.grid{
  display:grid;gap:1.25rem;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;box-shadow:var(--shadow);transition:transform .18s,box-shadow .18s;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.card .icon{
  width:42px;height:42px;border-radius:10px;background:#fdecec;color:var(--red);
  display:grid;place-items:center;font-size:1.25rem;margin-bottom:.9rem;
}
.card h3{margin-bottom:.4rem}
.card p{color:var(--muted);font-size:.95rem}
.card a{font-weight:700;font-size:.92rem}

/* ---------- Pasos (seguridad) ---------- */
.security{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));margin:1.5rem 0}
.step{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem;font-size:.92rem;color:var(--ink);
}
.step b{display:block;color:var(--red);font-size:.76rem;letter-spacing:.1em;margin-bottom:.4rem}

/* ---------- Aviso / notice ---------- */
.notice{
  background:#fff6e5;border-left:4px solid #e0a300;border-radius:8px;
  padding:1rem 1.2rem;font-size:.95rem;
}
.notice strong{display:block;color:#8a6400;margin-bottom:.2rem;letter-spacing:.02em}

/* ---------- FAQ ---------- */
.faq{max-width:820px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:.9rem 1.1rem;margin-bottom:.7rem;
}
.faq details[open]{border-color:#c9d3dd;box-shadow:var(--shadow)}
.faq summary{
  cursor:pointer;font-weight:700;color:var(--navy);list-style:none;
  display:flex;justify-content:space-between;gap:1rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--red);font-weight:900}
.faq details[open] summary::after{content:"–"}
.faq .a{color:var(--muted);font-size:.95rem;padding-top:.6rem}

/* ---------- Fuentes ---------- */
.sources{background:#fff;border-top:1px solid var(--line)}
.source-list{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.source-list a{
  display:block;background:var(--bg);border:1px solid var(--line);border-radius:10px;
  padding:1rem 1.1rem;color:var(--navy);font-weight:700;font-size:.95rem;
}
.source-list a:hover{border-color:var(--red);text-decoration:none}
.source-list a span{display:block;color:var(--muted);font-weight:400;font-size:.85rem;margin-top:.25rem}

/* ---------- Footer ---------- */
footer{background:var(--navy);color:#b9c6d4;margin-top:auto}
.footer{max-width:var(--maxw);margin:0 auto;padding:50px 1.25rem 30px}
.footer-grid{display:grid;gap:2rem;grid-template-columns:1.6fr 1fr 1fr 1fr}
.footer h3{color:#fff;font-size:.92rem;letter-spacing:.04em;margin-bottom:.7rem}
.footer a{display:block;color:#b9c6d4;font-size:.9rem;padding:.22rem 0}
.footer a:hover{color:#fff}
.footer p{font-size:.88rem;color:#93a3b4}
.disclaimer{
  border-top:1px solid rgba(255,255,255,.12);margin-top:2rem;padding-top:1.4rem;
  font-size:.8rem;color:#8b9aab;line-height:1.6;
}
.disclaimer strong{color:#ff6b72;letter-spacing:.08em}
.copyright{
  border-top:1px solid rgba(255,255,255,.12);margin-top:1.4rem;padding-top:1.2rem;
  font-size:.82rem;color:#7d8b9c;
}

/* ---------- 404 y páginas sueltas ---------- */
main.section{display:block}

/* ---------- Responsive ---------- */
@media (max-width:880px){
  .hero-inner{grid-template-columns:1fr;padding:50px 1.25rem}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .nav nav{display:none;width:100%;flex-direction:column;align-items:flex-start;gap:.4rem;padding-top:.8rem}
  .nav nav.open{display:flex}
  .nav nav a{width:100%;padding:.5rem 0;border-top:1px solid var(--line)}
  .nav nav a.official{width:auto;margin-top:.4rem;border-top:none}
  .menu-btn{display:block}
  .section{padding:40px 1.1rem}
  .footer-grid{grid-template-columns:1fr}
  .hero .actions .btn{width:100%;text-align:center}
}

/* ---------- Accesibilidad ---------- */
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:3px solid #4a90d9;outline-offset:2px;border-radius:6px;
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto}
}
@media print{
  .topbar,.nav nav,.menu-btn{display:none}
  body{background:#fff}
}