/* NAVBAR STYLES */
#mainNav {
    background: transparent;
    transition: all 0.4s ease-in-out;
    padding: 1rem 0;
}

#mainNav .navbar-brand {
    display: flex;
    align-items: center;
    color: white !important;
    font-weight: 700;
    font-size: 1.5rem;
    text-decoration: none;
}

#mainNav .brand-text {
    margin-left: 0.5rem;
}

#mainNav .nav-link {
    color: white !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
    position: relative;
}

/* Efecto hover en enlaces */
#mainNav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #e74c3c;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

#mainNav .nav-link:hover::after {
    width: 80%;
}

/* Navbar cuando hace scroll */
#mainNav.scrolled {
    background: white !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
}

#mainNav.scrolled .navbar-brand,
#mainNav.scrolled .nav-link {
    color: #333 !important;
}

#mainNav.scrolled .nav-link:hover {
    color: #e74c3c !important;
}

/* Toggler icon - estado inicial (blanco) */
#mainNav .navbar-toggler {
    border-color: white;
}

#mainNav .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='white' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Toggler icon - estado scrolled (negro) */
#mainNav.scrolled .navbar-toggler {
    border-color: #333;
}

#mainNav.scrolled .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23333' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Responsive */
@media (max-width: 991.98px) {
    #mainNav .navbar-collapse {
        background: white;
        padding: 1rem;
        border-radius: 0.5rem;
        margin-top: 1rem;
        text-align: center;
    }
    
    #mainNav .navbar-collapse .nav-link {
        color: #333 !important;
        margin: 0.5rem 0;
    }
    
    #mainNav.scrolled .navbar-collapse {
        background: white;
    }
}

/* Logos del navbar */
.navbar-brand {
    position: relative;
}

.navbar-brand .logo {
    transition: opacity 0.3s ease;
}

/* Logo blanco visible inicialmente */
.navbar-brand .logo-white {
    opacity: 1;
}

.navbar-brand .logo-dark {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
}

/* Cuando hace scroll - cambiar logos */
#mainNav.scrolled .navbar-brand .logo-white {
    opacity: 0;
}

#mainNav.scrolled .navbar-brand .logo-dark {
    opacity: 1;
}