/* Header Moderno - Estilos Globales */
* {
    box-sizing: border-box;
}

/* Header moderno */
.header {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2) !important;
    position: fixed !important;
    top: 0 !important;
    width: 100% !important;
    z-index: 1000 !important;
}

.header-container {
    max-width: 1400px !important;
    margin: 0 auto !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 1rem 2rem !important;
}

.logo {
    height: 50px !important;
    width: auto !important;
}

.nav-menu {
    display: flex !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    gap: 2rem !important;
    align-items: center !important;
}

.nav-menu li {
    position: relative !important;
}

.nav-menu a {
    color: #4a5568 !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 1rem !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 12px !important;
}

.header .nav-menu a.active {
    color: #667eea !important;
    background: rgba(102, 126, 234, 0.1) !important;
    font-weight: 600 !important;
    border-bottom: 2px solid #ffd700 !important; /* Borde dorado para enlace activo */
}

/* Menú simple y funcional */
.header .nav-item {
    position: relative;
}

.header .nav-item .submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border: 1px solid #ddd;
    min-width: 200px;
    padding: 0.5rem 0;
    display: none;
    z-index: 1000;
    list-style: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
}

.header .nav-item:hover .submenu {
    display: block;
}

.header .submenu li {
    margin: 0;
    list-style: none;
}

.header .submenu a {
    display: block;
    padding: 0.75rem 1rem;
    color: #333;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.header .submenu a:hover {
    background: #f8f9fa;
    color: #667eea;
}

.header .submenu a.active {
    background: #667eea;
    color: white;
}

/* Sub-submenús */
.header .submenu-item {
    position: relative;
}

.header .submenu-item .sub-submenu {
    position: absolute;
    top: 0;
    left: 100%;
    background: white;
    border: 1px solid #ddd;
    min-width: 180px;
    padding: 0.5rem 0;
    display: none;
    z-index: 1001;
    list-style: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
}

.header .submenu-item:hover .sub-submenu {
    display: block;
}

.header .sub-submenu li {
    margin: 0;
    list-style: none;
}

.header .sub-submenu a {
    display: block;
    padding: 0.6rem 1rem;
    color: #333;
    text-decoration: none;
    font-size: 0.85rem;
    transition: all 0.2s ease;
}

.header .sub-submenu a:hover {
    background: #f8f9fa;
    color: #667eea;
}

.header .sub-submenu a.active {
    background: #667eea;
    color: white;
}

/* Ajuste para contenido principal */
.main-content {
    margin-top: 100px !important;
}

/* Excepción para escuelas-memoria */
.escuelas-memoria-page .main-content {
    margin-top: 0 !important;
}

/* Responsive para header */
@media (max-width: 768px) {
    .header-container {
        padding: 1rem !important;
        flex-direction: column !important;
        gap: 1rem !important;
    }
    
    .nav-menu {
        gap: 1rem !important;
        flex-wrap: wrap !important;
        justify-content: center !important;
    }
    
    .nav-menu a {
        padding: 0.5rem 1rem !important;
        font-size: 0.9rem !important;
    }
    
    .header .submenu {
        position: static !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        box-shadow: none !important;
        background: transparent !important;
        padding: 0.5rem 0 !important;
        border-radius: 0 !important;
        border: none !important;
        backdrop-filter: none !important;
    }
    
    .main-content {
        margin-top: 140px !important;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0.8rem !important;
    }
    
    .logo {
        height: 40px !important;
    }
    
    .nav-menu {
        gap: 0.5rem !important;
    }
    
    .nav-menu a {
        padding: 0.4rem 0.8rem !important;
        font-size: 0.8rem !important;
    }
    
    .main-content {
        margin-top: 160px !important;
    }
}