body {
            font-family: 'Poppins', sans-serif;
        }
        
        .gradient-text {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .project-card {
            position: relative;
            overflow: hidden;
            border-radius: 16px;
            background: white;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
        }
        
        .project-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        
        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
            transition: left 0.5s;
        }
        
        .project-card:hover::before {
            left: 100%;
        }
        
        .project-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: all 0.3s ease;
        }
        
        .project-card:hover .project-overlay {
            opacity: 1;
        }
        
        .tech-badge {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .tech-badge:hover {
            transform: scale(1.05);
        }
        
        .filter-btn {
            background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
            border: 2px solid transparent;
            transition: all 0.3s ease;
        }
        
        .filter-btn.active {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border-color: #667eea;
        }
        
        .filter-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        }
        
        .modal {
            backdrop-filter: blur(8px);
            background: rgba(0, 0, 0, 0.5);
        }
        
        .modal-content {
            background: white;
            border-radius: 20px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .animate-fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        
        .delay-100 { animation-delay: 0.1s; }
        .delay-200 { animation-delay: 0.2s; }
        .delay-300 { animation-delay: 0.3s; }
        .delay-400 { animation-delay: 0.4s; }
        .delay-500 { animation-delay: 0.5s; }
        
        .floating-shape {
            position: absolute;
            border-radius: 50%;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            opacity: 0.1;
            animation: float 6s ease-in-out infinite;
        }
        
        .floating-shape:nth-child(1) {
            width: 100px;
            height: 100px;
            top: 10%;
            left: 10%;
            animation-delay: 0s;
        }
        
        .floating-shape:nth-child(2) {
            width: 150px;
            height: 150px;
            top: 60%;
            right: 10%;
            animation-delay: 2s;
        }
        
        .floating-shape:nth-child(3) {
            width: 80px;
            height: 80px;
            bottom: 20%;
            left: 20%;
            animation-delay: 4s;
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(180deg); }
        }