*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:#f5f5f5;min-height:100vh}#app{min-height:100vh;display:flex;align-items:center;padding:2rem 1rem}.todo-list[data-v-23deca78]{max-width:500px;margin:0 auto;padding:2rem}h1[data-v-23deca78]{text-align:center;color:#42b983;margin-bottom:2rem}.add-form[data-v-23deca78]{display:flex;gap:.5rem;margin-bottom:1.5rem}.input[data-v-23deca78]{flex:1;padding:.75rem 1rem;border:1px solid #e0e0e0;border-radius:6px;font-size:1rem;outline:none;transition:border-color .2s}.input[data-v-23deca78]:focus{border-color:#42b983}.btn[data-v-23deca78]{padding:.75rem 1.25rem;border:none;border-radius:6px;font-size:1rem;cursor:pointer;transition:opacity .2s}.btn[data-v-23deca78]:hover{opacity:.85}.btn-primary[data-v-23deca78]{background-color:#42b983;color:#fff}.btn-danger[data-v-23deca78]{background-color:#ff4d4f;color:#fff;padding:.5rem 1rem;font-size:.875rem}.btn-secondary[data-v-23deca78]{background-color:#f0f0f0;color:#333}.list[data-v-23deca78]{list-style:none;padding:0;margin:0}.list-item[data-v-23deca78]{display:flex;align-items:center;gap:.75rem;padding:.75rem;background-color:#f9f9f9;border-radius:6px;margin-bottom:.5rem;transition:background-color .2s}.list-item[data-v-23deca78]:hover{background-color:#f0f0f0}.checkbox[data-v-23deca78]{width:18px;height:18px;cursor:pointer}.text[data-v-23deca78]{flex:1}.list-item.completed .text[data-v-23deca78]{text-decoration:line-through;color:#999}.actions[data-v-23deca78]{display:flex;justify-content:space-between;align-items:center;margin-top:1.5rem;padding-top:1rem;border-top:1px solid #e0e0e0}.stats[data-v-23deca78]{color:#666;font-size:.875rem}.empty-state[data-v-23deca78]{text-align:center;color:#999;margin-top:2rem}