body {
            box-sizing: border-box;
            font-family: 'Inter', sans-serif;
        }
        
        h1, h2, h3 {
            font-family: 'Poppins', sans-serif;
        }
        
        .stat-number {
            font-family: 'Roboto Mono', monospace;
        }
        
        .fade-in {
            animation: fadeIn 0.8s ease-in;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .slide-in-left {
            animation: slideInLeft 0.8s ease-out;
        }
        
        @keyframes slideInLeft {
            from { opacity: 0; transform: translateX(-30px); }
            to { opacity: 1; transform: translateX(0); }
        }
        
        .slide-in-right {
            animation: slideInRight 0.8s ease-out;
        }
        
        @keyframes slideInRight {
            from { opacity: 0; transform: translateX(30px); }
            to { opacity: 1; transform: translateX(0); }
        }
        
        .card-hover {
            transition: all 0.3s ease;
        }
        
        .card-hover:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
        }
        
        .btn-primary {
            transition: all 0.3s ease;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(47, 191, 113, 0.4);
        }
        
        .nav-link {
            position: relative;
            transition: color 0.3s ease;
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: #2FBF71;
            transition: width 0.3s ease;
        }
        
        .nav-link:hover::after {
            width: 100%;
        }
        
        .header-shadow {
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .floating-shapes {
            position: absolute;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: 0;
        }
        
        .shape {
            position: absolute;
            opacity: 0.05;
            animation: float 20s infinite ease-in-out;
        }
        
        @keyframes float {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(30px, -30px) rotate(120deg); }
            66% { transform: translate(-20px, 20px) rotate(240deg); }
        }
        
        .mobile-menu {
            transform: translateX(100%);
            transition: transform 0.3s ease;
        }
        
        .mobile-menu.active {
            transform: translateX(0);
        }
        
        .timeline-line {
            position: relative;
        }
        
        .timeline-line::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, #2FBF71, #5C7AEA);
        }
        
        .counter {
            font-family: 'Roboto Mono', monospace;
        }
        
        input:focus, textarea:focus {
            outline: none;
            border-color: #2FBF71;
        }
        
        .ripple {
            position: relative;
            overflow: hidden;
        }
        
        .ripple::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }
        
        .ripple:hover::after {
            width: 300px;
            height: 300px;
        }
        
        .zoom-hover {
            overflow: hidden;
        }
        
        .zoom-hover img {
            transition: transform 0.5s ease;
        }
        
        .zoom-hover:hover img {
            transform: scale(1.1);
        }
        
        .page {
            display: none;
        }
        
        .page.active {
            display: block;
        }
        
        .filter-btn {
            transition: all 0.3s ease;
        }
        
        .filter-btn.active {
            background: #2FBF71;
            color: white;
        }