.bsnav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.85);backdrop-filter:blur(18px);border-bottom:1px solid rgba(26,77,117,.1);transition:background .4s,box-shadow .4s}
.bsnav.scrolled{background:rgba(255,255,255,.97);box-shadow:0 8px 30px -14px rgba(26,77,117,.25)}
.bsnav-wrap{max-width:1240px;margin:0 auto;padding:0 30px;display:flex;align-items:center;justify-content:space-between;height:78px}
.bsnav-brand{display:flex;align-items:center;gap:12px;color:#1a4d75;text-decoration:none}
.bsnav-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,#4c9ad0,#1a4d75);display:grid;place-items:center;color:#fff;font-size:1.2rem;box-shadow:0 6px 16px -6px rgba(76,154,208,.7)}
.bsnav-name{font-family:'Fraunces',Georgia,serif;font-size:1.35rem;font-weight:600;line-height:1}
.bsnav-name small{display:block;font-family:system-ui,sans-serif;font-size:.58rem;letter-spacing:.24em;color:#3a82b8;text-transform:uppercase;font-weight:600;margin-top:2px}
.bsnav-links{display:flex;gap:28px;align-items:center}
.bsnav-links>a,.bsnav-has>a{font-size:.94rem;font-weight:500;color:#1a3247;text-decoration:none;position:relative;padding:4px 0}
.bsnav-links>a::after,.bsnav-has>a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:#f5b833;transition:width .25s}
.bsnav-links>a:hover::after,.bsnav-has:hover>a::after{width:100%}
.bsnav-has{position:relative}
.bsnav-caret{font-size:.7rem;transition:transform .25s;display:inline-block}
.bsnav-has:hover .bsnav-caret{transform:rotate(180deg)}
.bsnav-sub{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);background:#fff;border-radius:14px;box-shadow:0 20px 50px -18px rgba(26,77,117,.35);border:1px solid rgba(26,77,117,.08);padding:10px;min-width:210px;opacity:0;visibility:hidden;transition:all .28s}
.bsnav-has:hover .bsnav-sub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.bsnav-sub::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.bsnav-sub a{display:block;padding:11px 16px;border-radius:9px;font-size:.92rem;color:#1a4d75;text-decoration:none;transition:background .2s}
.bsnav-sub a::after{display:none}
.bsnav-sub a:hover{background:#eaf4fb}
.bsnav-btn{background:#f5b833;color:#1a4d75;font-weight:700;font-size:.9rem;padding:11px 22px;border-radius:100px;text-decoration:none;transition:transform .25s,box-shadow .25s}
.bsnav-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(245,184,51,.8);color:#1a4d75}
.bsnav-btn::after{display:none!important}
.bsnav-toggle{display:none;background:none;border:0;font-size:1.7rem;color:#1a4d75;cursor:pointer}
@media(max-width:960px){.bsnav-toggle{display:block}.bsnav-links{position:fixed;inset:78px 0 auto 0;background:#fff;flex-direction:column;padding:22px 30px;gap:6px;box-shadow:0 20px 50px -18px rgba(26,77,117,.35);transform:translateY(-160%);transition:transform .3s;align-items:stretch}.bsnav-links.open{transform:none}.bsnav-links>a,.bsnav-has>a{padding:13px 0;border-bottom:1px solid rgba(26,77,117,.08)}.bsnav-sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 16px;min-width:0}}
/* Logo imagen */
.bsnav-logo-img{height:52px;width:auto;display:block;object-fit:contain}
.bsnav-mark,.bsnav-name{display:none}/* oculto si hay imagen */