/* Alfa Consultores - HTML5/CSS3 propio, sin Bootstrap/jQuery */
:root{--azul:#1f5f9f;--azul-oscuro:#123d67;--celeste:#eef6fc;--gris:#555;--borde:#d9e2ea;--fondo:#fff;--texto:#222;--max:1120px}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--texto);background:#fff;line-height:1.6}.container{max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--borde);background:#fff;position:sticky;top:0;z-index:10}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:82px}.logo img{height:52px;width:auto}.main-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.main-nav a{display:block;text-decoration:none;color:var(--azul-oscuro);padding:10px 12px;border-radius:5px;font-size:14px}.main-nav a:hover,.main-nav a.active{background:var(--celeste);color:var(--azul)}.nav-group{position:relative}.submenu{display:none;position:absolute;right:0;top:100%;background:#fff;min-width:250px;border:1px solid var(--borde);box-shadow:0 8px 24px rgba(0,0,0,.12);padding:8px;border-radius:8px}.nav-group:hover .submenu,.nav-group:focus-within .submenu{display:block}.submenu a{padding:8px 10px}.menu-toggle{display:none;border:1px solid var(--borde);background:#fff;color:var(--azul-oscuro);padding:8px 12px;border-radius:5px}.main-content{padding-top:28px;padding-bottom:40px}h1,h2,h3,h4{color:var(--azul-oscuro);line-height:1.25}h1{font-size:34px}h2{font-size:26px}h3{font-size:22px;border-bottom:1px solid var(--borde);padding-bottom:8px}a{color:var(--azul);}.hero{min-height:330px;border-radius:12px;background:linear-gradient(90deg,rgba(18,61,103,.92),rgba(31,95,159,.72)),url('../image/slide/bolsa.jpg') center/cover no-repeat;display:flex;align-items:center;padding:40px;margin-bottom:30px;color:#fff}.hero h1{color:#fff;max-width:680px}.hero p{font-size:18px;max-width:620px}.btn,.esde{display:inline-block;background:var(--azul);color:#fff!important;text-decoration:none;padding:10px 14px;border-radius:6px;margin:4px 4px 4px 0;border:0}.btn:hover,.esde:hover{background:var(--azul-oscuro)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{border:1px solid var(--borde);border-radius:12px;padding:18px;background:#fff;box-shadow:0 3px 12px rgba(0,0,0,.05)}.card img{width:100%;height:125px;object-fit:cover;border-radius:8px}.page-layout{display:grid;grid-template-columns:270px 1fr;gap:30px}.side-menu{border:1px solid var(--borde);border-radius:10px;padding:10px;background:#fbfdff;height:max-content}.side-menu ul{list-style:none;margin:0;padding:0}.side-menu a{display:block;text-decoration:none;padding:10px;border-bottom:1px solid #edf2f7;color:var(--azul-oscuro)}.side-menu a.active,.side-menu a:hover{background:var(--celeste);color:var(--azul);font-weight:bold}.page-body{min-width:0}.cta,.content-panel{background:#fff}.responsive-img{max-width:100%;height:auto;border-radius:8px}.cdsel,.cdseltop{margin:12px 0}.mapto,.seas,.frs{padding-left:22px}.mapto li,.seas li,.frs li{margin-bottom:7px}.marc{text-align:right;margin:8px 0 14px}.full-row{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:18px}.client-logo{width:calc(25% - 14px);border:1px solid var(--borde);border-radius:10px;padding:16px;display:flex;align-items:center;justify-content:center;min-height:92px}.client-logo img{max-width:100%;max-height:70px}.notice{background:var(--celeste);border:1px solid var(--borde);padding:18px;border-radius:10px}.muted{color:#666;font-size:14px}.site-footer{background:#f4f7fa;border-top:1px solid var(--borde);padding:28px 0 16px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.footer-grid h3{font-size:16px;border:0;padding:0;margin-top:0}.footer-grid a{display:block;text-decoration:none;margin:5px 0}.copyright{display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--borde);padding-top:16px;margin-top:20px;color:#555;font-size:14px}.copyright img{height:32px;width:auto}iframe{max-width:100%;border:0;border-radius:8px}hr{border:0;border-top:1px solid var(--borde)}@media (max-width:850px){.topbar{align-items:flex-start;flex-direction:column;padding-top:14px;padding-bottom:14px}.menu-toggle{display:block;position:absolute;right:20px;top:24px}.main-nav{display:none;width:100%;flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.nav-group .submenu{position:static;display:block;border:0;box-shadow:none;padding-left:12px}.page-layout{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.client-logo{width:calc(50% - 10px)}.hero{padding:28px}h1{font-size:28px}}@media (max-width:520px){.footer-grid{grid-template-columns:1fr}.client-logo{width:100%}.copyright{flex-direction:column;align-items:flex-start}}
/* Ajustes v2: menú superior tipo web original y slider vanilla */
.site-header{background:#4f5a5d;border-bottom:0;position:relative;color:#fff}.toplinks{display:flex;justify-content:flex-end;gap:8px;font-size:12px;padding-top:8px}.toplinks a,.toplinks span{color:#fff;text-decoration:none}.topbar{min-height:56px}.logo img{height:58px;filter:none}.main-nav{background:#1d2a31;border-radius:24px 0 0 0;padding:0 18px;gap:18px}.main-nav a{color:#fff;border-radius:0;padding:13px 18px}.main-nav a:hover,.main-nav a.active{background:#263842;color:#fff}.submenu{background:#1d2a31;border:0;border-radius:0 0 8px 8px}.submenu a{color:#fff}.submenu a:hover,.submenu a.active{background:#354850}.main-content{padding-top:0}.home-slider{position:relative;overflow:hidden;background:#ddd;margin:0 auto 28px;max-width:1120px}.slides{position:relative;height:480px}.slide{position:absolute;inset:0;opacity:0;transition:opacity .7s ease}.slide.active{opacity:1;z-index:1}.slide>img{width:100%;height:100%;object-fit:cover;display:block}.slide-caption{position:absolute;left:50%;bottom:32px;transform:translateX(-50%);width:min(560px,80%);background:#fff;display:grid;grid-template-columns:170px 1fr;gap:18px;align-items:center;padding:10px 14px;box-shadow:0 2px 8px rgba(0,0,0,.25)}.slide-caption img{width:170px;height:82px;object-fit:cover}.slide-caption h2{font-size:17px;margin:0 0 4px;color:#1769b3}.slide-caption p{font-size:13px;margin:0;line-height:1.35}.slider-control{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:38px;height:38px;border:0;border-radius:50%;background:rgba(0,0,0,.32);color:#fff;font-size:32px;line-height:34px;cursor:pointer}.slider-control:hover{background:rgba(0,0,0,.55)}.slider-control.prev{left:250px}.slider-control.next{right:250px}.slider-dots{position:absolute;left:0;right:0;bottom:8px;z-index:3;text-align:center}.slider-dots button{width:11px;height:11px;border-radius:50%;border:0;background:rgba(0,0,0,.35);margin:0 4px;cursor:pointer}.slider-dots button.active{background:#000}.product-highlight{grid-template-columns:repeat(2,1fr);margin-bottom:36px}.iso-section h1{margin-top:0}.iso-cert{margin:24px 0;text-align:center}.iso-cert img{max-width:720px;width:100%;height:auto;border:1px solid var(--borde);box-shadow:0 4px 18px rgba(0,0,0,.12)}.iso-cert figcaption{font-size:13px;color:#666;margin-top:8px}.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:28px;margin:24px 0 40px}.contact-card,.map-card{border:1px solid var(--borde);border-radius:12px;padding:22px;background:#fff}.contact-list{display:grid;grid-template-columns:110px 1fr;gap:8px 16px}.contact-list dt{font-weight:bold;color:var(--azul-oscuro)}.contact-list dd{margin:0}.cards{padding-top:0}.card h2{font-size:22px}.side-menu a.active{background:#263842;color:#fff}
@media (max-width:850px){.toplinks{justify-content:flex-start}.main-nav{background:#1d2a31;border-radius:0;padding:8px;gap:0}.main-nav a{padding:10px}.slides{height:360px}.slide-caption{grid-template-columns:1fr;width:90%;bottom:28px}.slide-caption img{display:none}.slider-control.prev{left:12px}.slider-control.next{right:12px}.product-highlight{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr}.logo img{height:50px}.menu-toggle{background:#fff}}


/* Ajustes v3: encabezado sin enlaces duplicados, menú moderno y mapa centrado */
.site-header{background:#4f5a5d;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.topbar{min-height:86px;display:flex;align-items:center;justify-content:space-between}
.main-nav{background:#172730;border-radius:8px 8px 8px 8px;padding:0 18px;gap:4px;box-shadow:inset 0 -1px 0 rgba(255,255,255,.06)}
.main-nav>a,.nav-group>a{position:relative;color:#fff;border-radius:0;padding:14px 22px;transition:background .18s ease,color .18s ease}
.main-nav>a:hover,.nav-group>a:hover,.main-nav>a.active,.nav-group>a.active{background:#223946;color:#fff}
.main-nav>a.active::after,.nav-group>a.active::after{content:"";position:absolute;left:18px;right:18px;bottom:5px;height:3px;border-radius:3px;background:#6ea6d8}
.submenu{background:#172730;border-radius:0 0 10px 10px;overflow:hidden;box-shadow:0 10px 22px rgba(0,0,0,.22)}
.submenu a{color:#fff;border-radius:0}
.submenu a:hover,.submenu a.active{background:#2b4654}
.toplinks{display:none!important}
.map-card iframe{display:block;margin:0 auto;width:100%;max-width:520px;height:320px;border:1px solid #d9e2ea;border-radius:0}
.map-card p{max-width:520px;margin:14px auto 0}
.contact-card,.map-card{min-height:508px}
@media (max-width:850px){.topbar{min-height:74px}.main-nav{border-radius:0}.main-nav>a,.nav-group>a{padding:10px 12px}.main-nav>a.active::after,.nav-group>a.active::after{left:10px;right:10px}.contact-card,.map-card{min-height:0}.map-card iframe{max-width:100%}}