.description,h1{margin-bottom:1.5rem}.footer,.input-group,body{display:flex}:root{--primary-color:#0063a6;--bg-color:#f4f4f4;--text-color:#333;--code-bg:#e9ecef}body{font-family:Roboto,sans-serif,Arial,Helvetica,sans-serif;line-height:1.6;color:var(--text-color);background-color:var(--bg-color);margin:0;padding:6rem 0 0;justify-content:center;align-items:flex-start;min-height:100vh}button,input[type=text],select{font-family:inherit;width:100%;box-sizing:border-box}.container{background-color:#fff;padding:2rem 2rem 1rem;border-radius:8px;box-shadow:0 4px 6px rgba(0,0,0,.1);width:100%;max-width:660px;box-sizing:border-box;position:relative}.error,.success{padding:1rem;margin-top:1rem}.description{text-align:justify;font-size:.9rem}.disclaimer,h1{text-align:center}h1{color:var(--primary-color);margin-top:0;font-size:2.5rem}label{display:block;margin-bottom:.5rem;font-weight:700}.input-group{gap:1rem;margin-bottom:1rem;width:100%}.input-wrapper{flex:1}.input-wrapper:last-child{flex:0 0 100px}input[type=text],select{padding:.5rem;border:1px solid #ddd;border-radius:4px}select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333333' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .7rem top 50%;background-size:.65rem auto;padding-right:2rem}button{background-color:var(--primary-color);color:#fff;padding:.5rem 1rem;border:none;border-radius:4px;cursor:pointer;font-size:1rem}button:disabled{opacity:.65;cursor:not-allowed}button:enabled:hover{background-color:#004d80}#result{border-radius:4px;font-size:.9rem;white-space:pre-wrap;word-break:break-all}.success{background-color:var(--code-bg);border:1px solid #ccc}.error{background-color:#ffebee;border:1px solid #ffcdd2;color:#b71c1c}.disclaimer{font-size:.8rem;color:#666;margin-top:1rem;padding:.5rem;border-top:1px solid #ddd}.language-toggle,a{color:var(--primary-color)}a{text-decoration:none}.language-toggle:hover,a:hover{text-decoration:underline}.language-toggle{position:absolute;top:1rem;right:2rem;cursor:pointer;font-weight:700;text-transform:uppercase;user-select:none}.footer{justify-content:space-between;margin-top:2rem;font-size:.9rem}.footer a{margin:0 1rem}.course-item{margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}