/* ==========================================================================
   O&P SUCESIONES — Guías de sucesiones
   Mismos tokens de diseño que la portada.
   ========================================================================== */
:root{
  --primary-dark:#0B131E; --secondary-dark:#121C2A; --card-bg:#1A2635;
  --accent-gold:#C5A880; --accent-gold-hover:#D8BD96; --accent-gold-light:rgba(197,168,128,.15);
  --white:#F8FAFC; --text-muted:#94A3B8; --text-body:#B6C2D2; --border-color:#26354A;
  --font-serif:'Playfair Display',Georgia,serif; --font-sans:'Inter',system-ui,-apple-system,sans-serif;
  --transition:all .3s cubic-bezier(.4,0,.2,1); --shadow:0 10px 30px -10px rgba(0,0,0,.5);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}
body{background:var(--primary-dark);color:var(--white);font-family:var(--font-sans);line-height:1.65;overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600;letter-spacing:-.02em;line-height:1.25}
a{color:var(--accent-gold)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 2rem}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--accent-gold);color:var(--primary-dark);padding:.75rem 1.25rem;z-index:2000;font-weight:600}
.skip-link:focus{left:0}

/* --- Barra superior --- */
.navbar-container{position:sticky;top:0;width:100%;z-index:1000;background:rgba(11,19,30,.9);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color)}
.navbar-content{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.logo{text-decoration:none;display:flex;flex-direction:column;flex-shrink:0}
.brand-main{color:var(--white);font-family:var(--font-serif);font-size:1.4rem;font-weight:700;letter-spacing:.05em;line-height:1.1}
.accent-amp{color:var(--accent-gold)}
.brand-sub{color:var(--accent-gold);font-size:.62rem;font-weight:600;letter-spacing:.25em;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:1.75rem}
.nav-item{color:var(--text-muted);text-decoration:none;font-size:.9rem;font-weight:500;transition:var(--transition)}
.nav-item:hover{color:var(--accent-gold)}
.nav-btn{background:transparent;border:1px solid var(--accent-gold);color:var(--accent-gold);text-decoration:none;
  padding:.55rem 1.3rem;font-size:.85rem;font-weight:600;border-radius:4px;transition:var(--transition);white-space:nowrap}
.nav-btn:hover{background:var(--accent-gold);color:var(--primary-dark)}

/* --- Migas de pan --- */
.breadcrumb{padding:1.75rem 0 0;font-size:.82rem;color:var(--text-muted)}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.45rem;align-items:center}
.breadcrumb a{color:var(--text-muted);text-decoration:none}
.breadcrumb a:hover{color:var(--accent-gold)}
.breadcrumb li:not(:last-child)::after{content:"/";margin-left:.45rem;color:var(--border-color)}
.breadcrumb [aria-current]{color:var(--accent-gold)}

/* --- Encabezado del artículo --- */
.article-head{padding:2rem 0 2.5rem;border-bottom:1px solid var(--border-color);margin-bottom:2.5rem}
.tag{display:inline-block;color:var(--accent-gold);font-size:.72rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;margin-bottom:.9rem}
.article-head h1{font-size:2.5rem;color:var(--white);margin-bottom:1.1rem}
.lead{font-size:1.1rem;color:var(--text-body);max-width:70ch}
.article-meta{margin-top:1.5rem;font-size:.82rem;color:var(--text-muted);display:flex;flex-wrap:wrap;gap:.5rem 1.5rem}
.article-meta i{color:var(--accent-gold);margin-right:.4rem}

/* --- Cuerpo --- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:4rem;align-items:start;padding-bottom:5rem}
.article-body{max-width:72ch}
.article-body h2{font-size:1.6rem;color:var(--white);margin:2.75rem 0 1rem;scroll-margin-top:6rem}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:1.2rem;color:var(--white);margin:2rem 0 .75rem}
.article-body p{color:var(--text-body);margin-bottom:1.1rem}
.article-body ul{margin:0 0 1.3rem 1.2rem;color:var(--text-body)}
.article-body li{margin-bottom:.5rem}
.article-body strong{color:var(--white);font-weight:600}
.article-body p a,.article-body li a{text-decoration:underline;text-underline-offset:3px}

/* --- Índice lateral --- */
.toc{position:sticky;top:6rem;background:var(--secondary-dark);border:1px solid var(--border-color);
  border-radius:8px;padding:1.5rem;font-size:.88rem}
.toc h2{font-family:var(--font-sans);font-size:.72rem;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--accent-gold);margin-bottom:1rem}
.toc ol{list-style:none;counter-reset:t}
.toc li{counter-increment:t;margin-bottom:.6rem;padding-left:1.6rem;position:relative}
.toc li::before{content:counter(t,decimal-leading-zero);position:absolute;left:0;color:var(--accent-gold);
  font-size:.7rem;font-weight:700;top:.2rem}
.toc a{color:var(--text-muted);text-decoration:none;transition:var(--transition);line-height:1.4;display:block}
.toc a:hover{color:var(--white)}

/* --- Preguntas frecuentes --- */
.faq-block{margin-top:3.5rem;border-top:1px solid var(--border-color);padding-top:2.5rem}
.faq-block > h2{font-size:1.6rem;margin-bottom:1.5rem}
.faq-q{border-bottom:1px solid var(--border-color);padding:1.1rem 0}
.faq-q h3{font-size:1.08rem;margin:0 0 .55rem}
.faq-q p{margin:0;font-size:.95rem}

/* --- Llamado a la acción --- */
.cta{margin-top:3.5rem;background:linear-gradient(135deg,var(--card-bg) 0%,var(--secondary-dark) 100%);
  border:1px solid var(--border-color);border-left:3px solid var(--accent-gold);border-radius:8px;
  padding:2.25rem 2.5rem;box-shadow:var(--shadow)}
.cta h2{font-size:1.45rem;margin:0 0 .6rem}
.cta p{color:var(--text-body);margin-bottom:1.6rem;max-width:60ch}
.cta-actions{display:flex;gap:1rem;flex-wrap:wrap}
.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  text-decoration:none;padding:.85rem 1.9rem;font-size:.93rem;border-radius:4px;transition:var(--transition);white-space:nowrap}
.btn-primary{background:var(--accent-gold);color:var(--primary-dark);font-weight:700;border:1px solid var(--accent-gold)}
.btn-primary:hover{background:var(--accent-gold-hover);border-color:var(--accent-gold-hover);transform:translateY(-2px)}
.btn-secondary{background:transparent;color:var(--white);font-weight:600;border:1px solid var(--border-color)}
.btn-secondary:hover{border-color:var(--accent-gold);color:var(--accent-gold);transform:translateY(-2px)}

/* --- Guías relacionadas / listado --- */
.related{margin-top:3.5rem;border-top:1px solid var(--border-color);padding-top:2.5rem}
.related > h2{font-size:1.4rem;margin-bottom:1.5rem}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:1.5rem}
.guia-card{background:var(--secondary-dark);border:1px solid var(--border-color);border-radius:8px;
  padding:1.6rem;text-decoration:none;display:block;transition:var(--transition)}
.guia-card:hover{border-color:var(--accent-gold);transform:translateY(-3px);box-shadow:var(--shadow)}
.guia-card,.guia-card:hover,.guia-card h3,.guia-card p,.guia-card .tag,.guia-card .more{text-decoration:none}
.guia-card .tag{margin-bottom:.6rem;font-size:.66rem}
.guia-card h3{font-size:1.1rem;color:var(--white);margin-bottom:.6rem;line-height:1.35}
.guia-card p{color:var(--text-muted);font-size:.88rem;line-height:1.55;margin:0}
.guia-card .more{color:var(--accent-gold);font-size:.83rem;font-weight:600;margin-top:1rem;display:inline-block}

/* --- Pie --- */
.footer{background:var(--secondary-dark);border-top:1px solid var(--border-color);padding:3rem 0 2rem;margin-top:auto}
.footer-layout{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;margin-bottom:2rem}
.footer-logo{font-family:var(--font-serif);font-size:1.2rem;color:var(--white);letter-spacing:.05em}
.footer-tagline{color:var(--text-muted);font-size:.88rem;margin-top:.4rem;max-width:38ch}
.footer-links{display:flex;gap:1.5rem;flex-wrap:wrap;align-items:flex-start}
.footer-links a{color:var(--text-muted);text-decoration:none;font-size:.88rem}
.footer-links a:hover{color:var(--accent-gold)}
.footer-copy{border-top:1px solid var(--border-color);padding-top:1.5rem;color:var(--text-muted);font-size:.8rem}
.footer-copy p+p{margin-top:.5rem;opacity:.8}

/* --- WhatsApp flotante --- */
.wa{position:fixed;bottom:1.6rem;right:1.6rem;z-index:1500}
.wa a{width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;
  justify-content:center;font-size:1.9rem;box-shadow:0 4px 14px rgba(0,0,0,.4);transition:var(--transition)}
.wa a:hover{transform:scale(1.08)}

/* Reserva el espacio de los iconos antes de que cargue su tipografía */
.fa-solid,.fa-brands,.fa-regular{display:inline-block;min-width:1em;line-height:inherit}

/* --- Responsive --- */
@media (max-width:960px){
  .layout{grid-template-columns:1fr;gap:2.5rem}
  .toc{position:static;order:-1}
}
@media (max-width:768px){
  html{font-size:15px}
  .container{padding:0 1.25rem}
  .navbar-content{padding:.9rem 1.25rem}
  .nav-links{gap:1rem}
  .nav-item{display:none}
  .article-head h1{font-size:1.95rem}
  .cta{padding:1.75rem 1.5rem}
  .cta-actions{flex-direction:column}
  .btn-primary,.btn-secondary{width:100%}
}