:root{--accent-color: #ff6b6b}.container{max-width:80rem;margin:0 auto;padding:0 1rem}a{text-decoration:none}body{font-family:Consolas,monospace}h1,h2{color:#000;font-weight:700;letter-spacing:.05em}h1{font-size:2rem;margin-bottom:1.5rem}h2{font-size:1.25rem;margin-bottom:1rem}.back-link{display:inline-block;margin-bottom:1rem;color:#000;font-weight:700;letter-spacing:.05em}.back-link:hover{color:var(--accent-color)}input[type=text]{padding:.5rem;border:2px solid #000;background-color:#fff;font-size:.875rem;font-family:Consolas,monospace}button{padding:.5rem 1rem;border:2px solid #000;font-size:.875rem;font-weight:700;letter-spacing:.05em;cursor:pointer;transition:all .1s;font-family:Consolas,monospace}.button-primary{background-color:#000;border:2px solid #000;color:#fff}.button-primary:hover{background-color:#fff;color:#000}.button-secondary{background-color:#fff;color:#000;border:2px solid #000}.button-secondary:hover{background-color:#000;color:#fff}.lists-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:.5rem}.list-section{flex:1}.list-section ul{list-style:none;padding:0;margin:0}.list-section li{margin-bottom:.125rem}.card{background-color:var(--accent-color);border:2px solid #000;transition:transform .1s;position:relative}.card:hover{transform:translate(2px,2px)}.error-message{color:var(--accent-color);font-size:.875rem;margin-bottom:1rem;font-weight:700}.hamburger{width:1.5rem;height:1.25rem;position:relative;display:flex;flex-direction:column;justify-content:space-between}.hamburger span{display:block;width:100%;height:2px;background-color:#000;transition:all .3s ease-in-out}.hamburger.open span:nth-child(1){transform-origin:bottom left;transform:rotate(45deg)}.hamburger.open span:nth-child(2){transform-origin:center;transform:scaleX(0);opacity:0}.hamburger.open span:nth-child(3){transform-origin:top left;transform:rotate(-45deg)}.dropdown-menu{position:absolute;top:100%;right:0;background-color:#fff;border:2px solid #000;min-width:10rem;z-index:1000;padding:.5rem;display:flex;flex-direction:column;gap:.5rem}.dropdown-item{display:block;padding:.5rem 1rem;color:#000;font-weight:700;letter-spacing:.05em;background:none;border:none;text-align:left;cursor:pointer}.dropdown-item:hover{background-color:#000;color:#fff}