:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:#fafafa}.shell{min-height:100vh;display:grid;place-items:start center;padding:4rem 2rem}.todo-app{width:100%;max-width:28rem}h1{margin:0 0 1.5rem;font-size:2.5rem;font-weight:300;letter-spacing:-.04em;text-align:center;color:#ffffff26}.todo-form{margin-bottom:1rem}.todo-input{width:100%;padding:.875rem 1rem;font-size:1rem;font-family:inherit;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:.5rem;color:#fafafa;outline:none;transition:border-color .15s}.todo-input:focus{border-color:#ffffff40}.todo-input::placeholder{color:#ffffff4d}.todo-list{list-style:none;margin:0;padding:0}.todo-item{display:flex;align-items:center;gap:.75rem;padding:.75rem .5rem;border-bottom:1px solid rgba(255,255,255,.06);transition:background .1s}.todo-item:hover{background:#ffffff05}.todo-toggle{flex-shrink:0;width:1.5rem;height:1.5rem;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fafafa;font-size:.75rem;cursor:pointer;display:grid;place-items:center;transition:border-color .15s,background .15s}.todo-toggle:hover{border-color:#fff6}.completed .todo-toggle{background:#ffffff26;border-color:#ffffff26}.todo-text{flex:1;font-size:.95rem}.completed .todo-text{text-decoration:line-through;color:#ffffff4d}.todo-delete{flex-shrink:0;background:transparent;border:none;color:#fff3;font-size:1.25rem;cursor:pointer;padding:0 .25rem;line-height:1;opacity:0;transition:color .15s,opacity .15s}.todo-item:hover .todo-delete{opacity:1}.todo-delete:hover{color:#ff6464cc}.todo-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem;padding:.75rem .5rem;font-size:.8rem;color:#fff6}.todo-filters{display:flex;gap:.25rem}.filter-btn{background:transparent;border:1px solid transparent;color:#fff6;font-size:.8rem;font-family:inherit;padding:.2rem .5rem;border-radius:.25rem;cursor:pointer;transition:color .15s,border-color .15s}.filter-btn:hover{color:#fff9}.filter-btn.active{color:#fffc;border-color:#ffffff26}.clear-btn{background:transparent;border:none;color:#fff6;font-size:.8rem;font-family:inherit;cursor:pointer;transition:color .15s}.clear-btn:hover{color:#ffffffb3;text-decoration:underline}