:root{--primary: #4e6af0;--primary-dark: #3a56e0;--primary-light: #7a8ef5;--secondary: #ff6b6b;--dark: #2d3748;--light: #f7fafc;--gray: #a0aec0;--gray-light: #edf2f7;--success: #48bb78;--warning: #ed8936;--danger: #e53e3e;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--transition: all .3s ease;--gradient: linear-gradient(135deg, var(--primary), #6a5af9);--gradient-light: linear-gradient(135deg, #e0e7ff, #ebf4ff)}*{margin:0;padding:0;box-sizing:border-box;font-family:Quicksand,sans-serif;font-optical-sizing:auto;font-weight:400;font-style:normal}html{scroll-behavior:smooth}body{font-family:Poppins,sans-serif;color:var(--dark);line-height:1.6;overflow-x:hidden;background-color:var(--light)}a{text-decoration:none;color:inherit;transition:var(--transition)}ul{list-style:none}img{max-width:100%;height:auto}button{cursor:pointer;font-family:inherit;border:none;outline:none;transition:var(--transition)}.overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;z-index:999}.overlay.active{display:block}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}p{margin-bottom:1rem}span{color:var(--primary)}