body{font-family:Helvetica Neue,Arial,sans-serif;margin:0;padding:0;line-height:1.6;background-color:#f4f4f9;color:#333}.sticky-header{top:0;background:#2c3e50;color:#fff;padding:1rem 2rem;text-align:center;box-shadow:0 2px 4px #0000001a}nav a{color:#ecf0f1;margin:0 1rem;text-decoration:none;font-weight:700;transition:color .3s}nav a:hover{color:#3498db}section{padding:2rem 4rem;max-width:1200px;margin:0 auto;background:#fff;margin-bottom:2rem;border-radius:8px;box-shadow:0 2px 4px #0000001a;position:relative}h2,h3{color:#2c3e50}footer{background:#2c3e50;color:#fff;text-align:center;padding:1rem;position:fixed;width:100%;bottom:0;box-shadow:0 -2px 4px #0000001a}.languages{margin-top:2rem}.language{margin-bottom:1.5rem}.language label{display:block;margin-bottom:.5rem;font-weight:700}.language meter{width:100%;height:1.5rem;border:1px solid #ccc;border-radius:5px}.meter-container{position:relative}.meter-container:after{content:attr(title);position:absolute;background:#000000bf;color:#fff;padding:.5rem;border-radius:.25rem;top:50%;left:50%;transform:translate(-50%,-150%);opacity:0;transition:opacity .3s;pointer-events:none;white-space:nowrap;font-size:.875rem}.meter-container:hover:after{opacity:1}@media (max-width: 768px){section{padding:2rem}header nav{display:flex;flex-direction:column}header nav a{margin:.5rem 0}}a{color:#3498db;text-decoration:none;border-bottom:1px solid transparent;transition:color .3s,border-bottom .3s}.contact-section{display:flex;align-items:flex-start;justify-content:space-between;padding:2rem 4rem;max-width:1200px;margin:0 auto;background:#fff;margin-bottom:2rem;border-radius:8px;box-shadow:0 2px 4px #0000001a}.contact-info{flex:1}.contact-photo{margin-left:2rem}.contact-photo img{max-width:200px;border-radius:50%;box-shadow:0 2px 4px #0000001a}@media (max-width: 768px){.contact-section{flex-direction:column;align-items:center}.contact-photo{margin-left:0;margin-top:2rem}.contact-photo img{max-width:150px}}p{text-align:justify}main{padding:1rem}