/* Navegación principal refinada */
.site-header{background:rgba(10,8,9,.97);border-bottom:1px solid #3b2029;box-shadow:0 8px 30px rgba(0,0,0,.18);backdrop-filter:blur(14px)}
.site-header .nav-wrap{position:relative;min-height:88px;height:88px}
.main-nav{display:flex;align-items:center;gap:2px;padding:4px;background:#151113;border:1px solid #30252a}
.main-nav a{position:relative;padding:10px 16px;color:#a99da0;font-size:12px;font-weight:600;letter-spacing:.2px;transition:color .2s,background .2s}
.main-nav a:hover{color:#fff;background:#21191c}
.main-nav a.active{color:#fff;background:#21191c}
.main-nav a.active:after{content:"";position:absolute;left:16px;right:16px;bottom:5px;height:1px;background:#d7ad5a}
.site-header .nav-wrap>.btn{min-width:142px;padding:11px 17px;color:#fff;background:#a90835;border:1px solid #df174c;box-shadow:0 7px 22px rgba(169,8,53,.2);font-size:12px;letter-spacing:.2px}
.site-header .nav-wrap>.btn:hover{color:#fff;background:#c20a3e;border-color:#ed3766}
.site-header .brand-reference{transition:opacity .2s}.site-header .brand-reference:hover{opacity:.9}
@media(max-width:900px){.site-header .nav-wrap{min-height:76px;height:76px}.site-header.mobile-open .main-nav{top:76px;left:12px;right:12px;display:flex;align-items:stretch;gap:0;padding:7px;background:#120e10;border:1px solid #49313a;box-shadow:0 18px 42px rgba(0,0,0,.38)}.site-header.mobile-open .main-nav a{padding:14px 15px;color:#cfc3c6;border-bottom:1px solid #2d2226}.site-header.mobile-open .main-nav a:last-child{border-bottom:0}.site-header.mobile-open .main-nav a.active{color:#fff;background:#21181c}.site-header.mobile-open .main-nav a.active:after{left:15px;right:auto;bottom:8px;width:30px}}
@media(max-width:600px){.site-header .nav-wrap{min-height:70px;height:70px}.site-header.mobile-open .main-nav{top:70px}.site-header .menu-button{color:#e3c98f;font-size:25px}}