/* ================================================================
   CSS CRÍTICO - contacto-critical.css
   Optimizado para 100/100 Lighthouse Performance y Accesibilidad
   ================================================================ */
:root{
  --primary:#0f4c81;--primary-light:#1565a0;
  --text:#1e293b;--text-light:#64748b;
  --text-muted:#475569;
  --white:#ffffff;
  --border:#e2e8f0;
  --shadow:0 1px 3px rgba(0,0,0,.1);
  --shadow-lg:0 10px 25px rgba(0,0,0,.12);
  --radius:12px;
  --font-stack: system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-family:var(--font-stack)}
body{background:#f8fafc;color:var(--text)}
.skip-link{position:absolute;top:-100%;left:1rem;z-index:9999;background:var(--primary);color:#fff;padding:.75rem 1.5rem;border-radius:0 0 8px 8px;font-weight:700;text-decoration:none;transition:top .2s}
.skip-link:focus{top:0}
.icon-close{display:none}
.nav-toggle[aria-expanded="true"] .icon-open{display:none}
.nav-toggle[aria-expanded="true"] .icon-close{display:block}

/* ── Navbar ── */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.8);box-shadow:0 4px 20px rgba(0,0,0,.04);transition:all .25s}
.site-header.scrolled{background:rgba(255,255,255,.98);box-shadow:0 10px 30px rgba(0,0,0,.08)}
.navbar{max-width:1200px;margin:0 auto;padding:.85rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.nav-logo{font-weight:800;font-size:1.45rem;color:var(--primary);text-decoration:none;white-space:nowrap;flex-shrink:0;letter-spacing:-.5px}
.nav-logo:hover{color:#1a6bb5}
.nav-links{display:flex;gap:.15rem;list-style:none;margin:0;padding:0;align-items:center;flex-wrap:wrap}
.nav-links li a{color:var(--mid,#334155);text-decoration:none;font-size:.9rem;font-weight:600;padding:.6rem .9rem;border-radius:8px;transition:background .2s,color .2s;min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}
.nav-links li a:hover,.nav-links li a.active{background:var(--primary);color:#fff}
.nav-toggle{display:none;background:none;border:1.5px solid rgba(226,232,240,.8);border-radius:8px;padding:.45rem .6rem;cursor:pointer;color:var(--primary);line-height:1;min-width:44px;min-height:44px;align-items:center;justify-content:center;font-size:1.4rem;transition:background .2s}
.nav-toggle:hover{background:rgba(15,76,129,.08)}
@media(max-width:768px){
  .nav-toggle{display:inline-flex}
  .nav-links{display:none;flex-direction:column;align-items:stretch;position:absolute;top:calc(100% + 1px);left:0;right:0;background:#fff;padding:.75rem 1rem 1rem;box-shadow:0 12px 32px rgba(0,0,0,.1);border-top:1px solid rgba(226,232,240,.8);z-index:999;gap:.25rem}
  .nav-links.open{display:flex}
  .nav-links li a{width:100%}
}

/* ── Hero LCP ── */
.contact-hero{background:linear-gradient(135deg,#0d1b2a,#0f4c81);padding:5rem 1.5rem 4rem;text-align:center;color:#fff}
.contact-hero h1{color:#fff;margin-bottom:.75rem;font-size:2.2rem;font-weight:800;line-height:1.2}
.contact-hero p{font-size:1.05rem;opacity:.85}
@media(max-width:600px){.contact-hero{padding:3rem 1.25rem 2.5rem}.contact-hero h1{font-size:1.7rem}}

/* ── Layout principal ── */
.contact-section{padding:4rem 0}
.container{max-width:1140px;margin:0 auto;padding:0 1.5rem}
.contact-grid{display:grid;grid-template-columns:1fr 380px;gap:3rem;align-items:start}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* ── Formulario ── */
.contact-form-card{background:#fff;border-radius:16px;padding:2.5rem;box-shadow:var(--shadow-lg)}
.contact-form-card h2{color:var(--primary);margin-bottom:1.5rem;font-size:1.4rem}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:900px){.form-row-2{grid-template-columns:1fr}}
label{display:block;font-weight:600;font-size:.88rem;margin-bottom:.4rem;color:var(--text)}
input[type=text],input[type=email],input[type=tel],select,textarea{
  width:100%;padding:.8rem 1rem;border:2px solid var(--border);border-radius:10px;
  font-family:var(--font-stack);font-size:.95rem;margin-bottom:1rem;background:#fff;transition:border-color .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary)}
textarea{min-height:140px;resize:vertical}
.submit-btn{width:100%;padding:1rem;background-color:var(--primary);color:#fff;border:none;
  border-radius:10px;font-family:var(--font-stack);font-weight:700;font-size:1rem;cursor:pointer;transition:background-color .2s}
.submit-btn:hover{background-color:var(--primary-light)}

/* ── Tarjeta info ── */
.contact-info-card{background:var(--primary);color:#fff;border-radius:16px;padding:2rem;margin-bottom:1.5rem}
.contact-info-card h3{color:#fff;margin-bottom:1.25rem;font-size:1.1rem}
.info-item{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1.25rem}
.info-icon{font-size:1.3rem;flex-shrink:0}
.info-text strong{display:block;font-size:.9rem;opacity:.7;font-weight:400}
.info-text span{font-size:1rem;font-weight:600}

/* ── Alertas ── */
.error-list{background:#fef2f2;border-radius:10px;padding:1rem 1.25rem;margin-bottom:1.25rem}
.error-list li{color:#dc2626;font-size:.9rem;margin-bottom:.25rem}
.success-card{background:#dcfce7;border-radius:16px;padding:3rem 2rem;text-align:center}
.success-card h2{color:#166534;margin-bottom:.75rem}
.success-card .success-icon{font-size:4rem;margin-bottom:1rem}

/* ── Botones flotantes WA ── */
.float-buttons-wrap{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9990;display:flex;flex-direction:column;align-items:flex-end;gap:0}
.fab-group{display:flex;flex-direction:column;align-items:center;gap:.65rem}
.fab{width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 24px rgba(0,0,0,.22);transition:transform .22s cubic-bezier(.34,1.56,.64,1),box-shadow .22s;text-decoration:none;border:none;cursor:pointer;flex-shrink:0}
.fab:hover{transform:scale(1.1)}
.wa-fab-toggle{background-color:#25d366}.wa-fab-toggle:hover{background-color:#1ebe5d;box-shadow:0 8px 28px rgba(37,211,102,.5)}
.call-float-btn{background-color:#0f4c81}.call-float-btn:hover{background-color:#1565a0;box-shadow:0 8px 28px rgba(15,76,129,.45)}
.wa-popup{position:absolute;bottom:calc(100% + .75rem);right:0;width:320px;background:#fff;border-radius:14px;box-shadow:0 12px 48px rgba(0,0,0,.18);overflow:hidden;opacity:0;transform:translateY(16px) scale(.97);pointer-events:none;transition:opacity .25s ease,transform .25s cubic-bezier(.34,1.2,.64,1)}
.wa-popup.open{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.wa-popup-header{background:#075e54;padding:1rem 1rem .9rem;display:flex;align-items:center;gap:.75rem}
.wa-popup-header-icon{width:38px;height:38px;background:rgba(255,255,255,.15);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.wa-popup-header-text{flex:1}.wa-popup-header-text strong{display:block;color:#fff;font-size:.95rem}.wa-popup-header-text span{color:rgba(255,255,255,.7);font-size:.78rem}
.wa-popup-close{background:none;border:none;color:rgba(255,255,255,.75);font-size:1rem;cursor:pointer;padding:.25rem;border-radius:50%;width:28px;height:28px;display:flex;align-items:center;justify-content:center;transition:background-color .2s}.wa-popup-close:hover{background-color:rgba(255,255,255,.15);color:#fff}
.wa-popup-body{padding:1rem}
.wa-popup-greeting{font-size:.82rem;color:#475569;margin:0 0 .85rem;line-height:1.5}
.wa-popup-agents{display:flex;flex-direction:column;gap:.6rem}
.wa-popup-agent-btn{display:flex;align-items:center;gap:.75rem;background-color:#f8fafc;border:1.5px solid #e2e8f0;border-radius:10px;padding:.65rem .85rem;text-decoration:none;transition:border-color .2s,background-color .2s,transform .2s}
.wa-popup-agent-btn:hover{background-color:#f0fdf4;border-color:#25d366;transform:translateX(-2px)}
.wa-popup-agent-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#25d366,#075e54);color:#fff;font-size:1.1rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;text-transform:uppercase}
.wa-popup-agent-info{flex:1;min-width:0}.wa-popup-agent-info strong{display:block;font-size:.88rem;color:#1e293b;font-weight:600}.wa-popup-agent-info span{font-size:.76rem;color:#64748b}
.wa-popup-agent-status{display:flex;align-items:center;gap:.3rem;font-size:.72rem;color:#25d366;font-weight:600;white-space:nowrap}
.wa-status-dot{width:8px;height:8px;background:#25d366;border-radius:50%;display:inline-block;animation:waPulse 2s infinite}
@keyframes waPulse{0%,100%{opacity:1}50%{opacity:.4}}
.wa-popup-footer{background:#f8fafc;border-top:1px solid #e2e8f0;padding:.65rem 1rem;font-size:.78rem;color:#64748b}
@media(max-width:400px){.wa-popup{width:calc(100vw - 3rem);right:0}}
.wa-fab-toggle .wa-fab-icon-close{display:none}
.wa-fab-toggle.wa-fab--open .wa-fab-icon-open{display:none}
.wa-fab-toggle.wa-fab--open .wa-fab-icon-close{display:flex}

/* ── Footer completo ── */
.site-footer{background:#070f1a;color:rgba(255,255,255,.85);padding:4rem 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2.5rem;padding-bottom:3rem}
.footer-brand h3{font-family:var(--font-stack);color:#fff;font-size:1.4rem;margin-bottom:.5rem}
.footer-brand p{color:rgba(255,255,255,.8);font-size:.9rem;line-height:1.6}
.footer-social{display:flex;gap:.6rem;margin-top:1rem}
.footer-social a{width:38px;height:38px;border-radius:8px;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;color:#fff;transition:background .25s,transform .25s}
.footer-social a:hover{background:#b45309;transform:translateY(-2px)}
.footer-social a svg{width:18px;height:18px;fill:currentColor}
.footer-links h4,.footer-contact h4{color:#d97706;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1rem}
.footer-links ul{list-style:none;padding:0;margin:0}
.footer-links ul li+li{margin-top:.5rem}
.footer-links a{color:rgba(255,255,255,.78);font-size:.9rem;transition:color .25s}
.footer-links a:hover{color:#d97706}
.footer-contact p{margin-bottom:.35rem;font-size:.9rem;color:rgba(255,255,255,.82)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.25rem 0;text-align:center;color:rgba(255,255,255,.65);font-size:.85rem}
.footer-bottom p{color:rgba(255,255,255,.65)}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:2rem;text-align:center}.footer-social{justify-content:center}}

@keyframes esScroll {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-50% - 1.25rem)); }
}