:root {
            --primary: #3b82f6;
            --primary-dark: #1d4ed8;
            --primary-light: #93c5fd;
            --secondary: #8b5cf6;
            --accent: #10b981;
            --success: #059669;
            --warning: #d97706;
            --danger: #dc2626;
            --gray-50: #f8fafc;
            --gray-900: #0f172a;
        }
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
        }
        .font-poppins {
            font-family: 'Poppins', sans-serif;
        }
        /* Enhanced navbar styling */
        .navbar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(229, 231, 235, 0.8);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .navbar.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
        }
        /* Logo animation */
        .logo {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: all 0.3s ease;
        }
        .logo:hover {
            transform: scale(1.05);
        }
        /* Navigation links */
        .nav-link {
            position: relative;
            transition: all 0.3s ease;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transition: width 0.3s ease;
        }
        .nav-link:hover::after {
            width: 100%;
        }
        /* Dropdown styling */
        .dropdown-menu {
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(229, 231, 235, 0.8);
            box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
            transform: translateY(-10px);
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .dropdown-menu.show {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        .dropdown-item {
            transition: all 0.2s ease;
            border-radius: 8px;
            margin: 4px;
        }
        .dropdown-item:hover {
            background: linear-gradient(135deg, #eff6ff, #dbeafe);
            transform: translateX(4px);
        }
        /* Mobile menu */
        .mobile-menu {
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            transform: translateY(-100%);
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .mobile-menu.show {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        /* CTA Button */
        .btn-cta {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
        }
        /* Footer styling */
        .footer {
            background: linear-gradient(135deg, #1e293b, #334155);
        }
        /* Messages styling */
        .message {
            animation: slideIn 0.5s ease-out;
        }
        @keyframes slideIn {
            from {
                transform: translateX(100%);
                opacity: 0;
            }
            to {
                transform: translateX(0);
                opacity: 1;
            }
        }
        /* Smooth scrolling */
        html {
            scroll-behavior: smooth;
        }
        /* Custom scrollbar */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f5f9;
        }
        ::-webkit-scrollbar-thumb {
            background: linear-gradient(to bottom, #cbd5e1, #94a3b8);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: linear-gradient(to bottom, #94a3b8, #64748b);
        }