html, body { height: 100%; }

       body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f8f9fa;
            padding-top: 80px;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        .navbar {
            background: linear-gradient(135deg, #2c3e50 0%, #1a2530 100%);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            padding: 0.5rem 1rem;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            font-weight: 700;
            font-size: 1.5rem;
            color: #fff !important;
        }
        
        .disabled {
             pointer-events:none;
             color:#AAA;
             background:lightgray;
             opacity: 0.5;
        }
        
        .disabled-li {
             pointer-events:none;
             opacity: 0.4;              
        }        
        
        .logo {
            width: 40px;
            height: 40px; 
            margin-right: 10px;
            background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
        }
        .nav-link .nav-item {            
            color: white  ;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            margin: 0 0.2rem;
            border-radius: 4px;
            transition: all 0.3s;              
        }
        
        .nav-item-skptq {
            color: #ffffffe8 !important;
            display: flex;
        }
        
             
        .nav-link:hover, .nav-link.active  {
            color: silver !important;
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-1px);            
        }
        .nav-link i {
            margin-right: 5px;
        }
        .btn-login {
            background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
            border: none;
            border-radius: 30px;
            padding: 0.5rem 1.5rem;
            font-weight: 600;
            transition: all 0.3s;
            color:white;
        }
        .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            color:rosybrown;
        }
        .language-switcher {
            margin-left: 15px;
            padding: 0.25rem 0.5rem;
            border-radius: 4px;
            background-color: rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: white;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
            flex: 1 0 auto;
            width: 100%;
        }
        
        .content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        h1 {
            color: #2c3e50;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }
        .feature {
            text-align: center;
            padding: 2rem;
            border-radius: 10px;
            background-color: #f8f9fa;
            transition: all 0.3s;
            height: 100%;
        }
        .feature:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .feature i {
            font-size: 3rem;
            margin-bottom: 1rem;
            color: #4e73df;
        }
        .feature h3 {
            color: #2c3e50;
            font-weight: 600;
        }
        .footer {
            background-color: #2c3e50;
            color: white;
            padding: 1.1rem 0;
            margin-top: 1rem;
        }
        @media (max-width: 992px) {
            .navbar-nav {
                padding: 1rem 0;
            }
            .nav-link {
                margin: 0.2rem 0;
            }
        }