/* ── Cabecera + pie del sitio (V3) para las páginas del blog ──────────────
   Toma la cabecera y el pie del diseño actual (V3) del resto de Site Avant,
   sin tocar el cuerpo del artículo (que sigue con blog.css).
   Requiere tokens.css (variables) y las fuentes Inter + Clash Display.        */

/* El nav antiguo era fijo y blog.css reservaba hueco arriba. El V3 es sticky
   (ocupa su espacio en el flujo), así que anulamos ese hueco. */
body { padding-top: 0 !important; }

.site-nav, .site-footer { font-family: var(--f-sans); }
.site-nav *, .site-footer * { box-sizing: border-box; }

/* Botón pastilla */
.btn-pill{display:inline-flex;align-items:center;gap:.3em;padding:.6em 1.4em;background:var(--coral-texto);color:#fff;font-family:var(--f-sans);font-size:.875rem;font-weight:600;border-radius:var(--r-pill);letter-spacing:.01em;transition:opacity .15s ease,transform .15s ease;flex-shrink:0;cursor:pointer;border:none;text-decoration:none}
.btn-pill:hover{opacity:.9;transform:translateY(-1px)}
.btn-pill:active{transform:translateY(0)}

/* Cabecera */
.site-nav{position:sticky;top:0;z-index:100;height:var(--nav-h);background:var(--bg);border-bottom:.5px solid var(--border)}
.site-nav .nav-inner{display:flex;align-items:center;gap:2rem;height:100%;width:100%;max-width:var(--max-w);margin-inline:auto;padding-inline:var(--gutter)}
.site-nav .nav-logo{font-family:var(--f-display);font-size:1.375rem;color:var(--ink);letter-spacing:-.02em;line-height:1;flex-shrink:0;display:inline-flex;align-items:center;text-decoration:none}
.site-nav .nav-logo img{display:block;height:44px;width:auto;max-width:none}
.site-nav .nav-links{display:flex;gap:1.75rem;margin-inline:auto;list-style:none;margin-block:0;padding:0}
.site-nav .nav-links a{font-size:.875rem;font-weight:500;color:var(--ink-2);letter-spacing:.01em;transition:color .15s;position:relative;text-decoration:none}
.site-nav .nav-links a:hover{color:var(--ink)}
.site-nav .nav-links a[aria-current="page"]{color:var(--ink)}
.site-nav .nav-links a[aria-current="page"]::after{content:'';position:absolute;bottom:-3px;left:0;width:100%;height:1.5px;background:var(--coral);border-radius:2px}

/* Hamburguesa + panel móvil */
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:6px;flex-direction:column;gap:5px;border-radius:6px;flex-shrink:0}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s,opacity .25s}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.open span:nth-child(2){opacity:0}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-panel{display:none;position:fixed;top:var(--nav-h);left:0;right:0;background:var(--bg);border-bottom:.5px solid var(--border);padding:1.25rem var(--gutter) 1.75rem;flex-direction:column;z-index:99;box-shadow:0 8px 24px rgba(26,20,16,.08)}
.nav-panel.open{display:flex}
.nav-panel a{font-size:1.05rem;font-weight:500;color:var(--ink-2);padding:.75rem 0;border-bottom:.5px solid var(--border);text-decoration:none;transition:color .15s}
.nav-panel a:hover{color:var(--ink)}
.nav-panel .btn-pill{margin-top:1rem;display:flex;justify-content:center;border-bottom:none;width:100%;color:#fff}

/* Pie */
.site-footer{background:var(--bg-soft);border-top:.5px solid var(--border);padding-top:3.5rem;margin-top:3.5rem}
.site-footer .footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem 3rem;padding-bottom:3rem;width:100%;max-width:var(--max-w);margin-inline:auto;padding-inline:var(--gutter)}
.site-footer .footer-logo{font-family:var(--f-display);font-size:1.375rem;color:var(--ink);letter-spacing:-.02em;display:inline-block;margin-bottom:.85rem;line-height:1;text-decoration:none}
.site-footer .footer-logo img{display:block;height:40px;width:auto;max-width:none}
.site-footer .footer-tagline{font-family:var(--f-sans);font-size:1rem;color:var(--ink-2);line-height:1.6;font-weight:400}
.site-footer .footer-tagline em{font-style:italic;color:var(--ink-2)}
.site-footer .footer-col-title{font-size:.6875rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:1rem}
.site-footer .footer-links{display:flex;flex-direction:column;gap:.6rem;list-style:none;margin:0;padding:0}
.site-footer .footer-links a{font-size:.875rem;color:var(--ink-2);transition:color .15s;text-decoration:none}
.site-footer .footer-links a:hover{color:var(--ink)}
.site-footer .footer-bottom{border-top:.5px solid var(--border);padding:1.25rem 0}
.site-footer .footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem;width:100%;max-width:var(--max-w);margin-inline:auto;padding-inline:var(--gutter)}
.site-footer .footer-copy{font-size:.8125rem;color:var(--ink-3)}
.site-footer .footer-cta{font-size:.8125rem;font-weight:600;color:var(--coral-texto);transition:opacity .15s;text-decoration:none}
.site-footer .footer-cta:hover{opacity:.75}

/* Pesos de la tipografía de marca */
.site-nav .nav-logo,.site-footer .footer-logo{font-weight:600}

@media (max-width:900px){.site-nav .nav-links{gap:1.25rem}}
@media (max-width:768px){
  .site-nav .nav-inner{justify-content:space-between}
  .site-nav .nav-links{display:none}
  .site-nav .btn-pill{display:none}
  .nav-hamburger{display:flex}
  .site-footer .footer-inner{grid-template-columns:1fr 1fr}
  .site-footer .footer-inner>:first-child{grid-column:1 / -1}
}
@media (max-width:480px){
  .site-footer .footer-inner{grid-template-columns:1fr}
  .site-footer .footer-bottom-inner{flex-direction:column;align-items:flex-start}
}