/* Navbar — dark translúcido premium */
.navbar { transition: all 0.4s ease; padding: 14px 0; }
.navbar > .container { max-width: 1240px; padding-left: 40px; padding-right: 40px; }
.navbar {
    padding: 14px 0;
    z-index: 999;
    background-color: rgba(8, 24, 39, 0.75) !important;
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid var(--border);
}

.navbar-brand {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.25rem;
    color: #fff !important;
    letter-spacing: -0.01em;
    gap: 10px;
    transition: color 0.3s ease;
}
.navbar-brand:hover { color: var(--accent-2) !important; }
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px; height: 34px;
    border: 1.5px solid var(--accent-2);
    border-radius: 9px;
    font-family: var(--font-head);
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--accent-2);
    line-height: 1;
}

.navbar-nav .nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: rgba(231, 232, 239, 0.82) !important;
    padding: 8px 16px;
    position: relative;
    transition: color 0.3s ease;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active { color: #fff !important; }

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    left: 16px;
    bottom: 2px;
    width: 0;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transition: width 0.3s ease;
}
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after { width: calc(100% - 32px); }

@media (max-width: 991.98px) {
    .navbar-collapse {
        background-color: rgba(15, 15, 28, 0.96);
        padding: 16px;
        border-radius: 12px;
        margin-top: 12px;
        border: 1px solid var(--border);
    }
    .navbar-nav { text-align: center; }
    .navbar-nav .nav-item { margin: 4px 0; }
    .navbar-nav .nav-link::after { left: 50%; transform: translateX(-50%); }
    .navbar-nav .nav-link:hover::after,
    .navbar-nav .nav-link.active::after { width: 40px; }
}

.lang-toggle {
    display: inline-flex !important;
    align-items: center;
    gap: 2px;
    font-family: var(--font-mono);
    font-size: 0.82rem !important;
    letter-spacing: .05em;
    padding: 5px 12px !important;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text) !important;
    transition: all .3s ease;
}
.lang-toggle:hover { border-color: var(--accent); color: #fff !important; background: rgba(var(--accent-rgb), 0.12); }
.lang-toggle .icon { font-size: 0.85rem; color: var(--accent-2); }

/* Navegación indexada (acento de la Idea 3): número en mono + etiqueta uppercase */
/* Toggle de idioma ES / EN (activo según <html lang>) */
.lang-switch { display: inline-flex; align-items: center; padding: 0 6px; }
.lang-opt { font-family: var(--font-mono); font-size: 0.8rem; color: var(--muted); letter-spacing: .05em; padding: 4px 4px; }
.lang-opt:hover { color: #fff; }
.lang-sep { color: var(--muted); opacity: .45; margin: 0 2px; }
html[lang="es"] .lang-opt[data-lang="es"],
html[lang="en"] .lang-opt[data-lang="en"] { color: #fff; font-weight: 600; }

/* CTA Contactar */
.nav-cta {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 8px 20px;
    border-radius: 8px;
    transition: background .3s ease, transform .3s ease;
}
.nav-cta:hover { background: var(--accent-2); color: #08131f; transform: translateY(-1px); }
.navbar-nav .nav-link.lang-toggle::after { display: none !important; }

.dropdown-menu {
    background-color: var(--surface);
    border: 1px solid var(--border);
}
.dropdown-item { color: var(--text); }
.dropdown-item:hover { background-color: var(--surface-2); color: #fff; }

.dropdown-toggle::after { margin-left: 8px; }
