#root{min-height:100vh}.page-center{min-height:100vh;display:grid;place-items:center}.app-shell{width:min(680px,100%);margin:0 auto;min-height:100vh;background:#fff;padding:20px 16px 28px}.top-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.icon-button{width:44px;height:44px;border-radius:50%;border:2px solid #222;background:#fff;cursor:pointer}.logout-button{border:1px solid #ddd;background:#fff;border-radius:8px;padding:8px 12px;cursor:pointer}.new-task-form{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;margin-bottom:20px}.new-task-form input{width:100%;height:46px;border:2px solid #333;border-radius:24px;padding:0 16px}.task-list{display:grid;gap:10px}.task-card{display:flex;align-items:center;gap:12px;border:1px solid #ddd;border-radius:12px;background:#fff;padding:12px 14px}.task-checkbox{width:26px;height:26px;flex-shrink:0;cursor:pointer}.task-title{font-size:28px;line-height:1.2}.task-date{font-size:26px;white-space:nowrap;margin-left:12px}.task-card--done .task-title,.task-card--done .task-date{color:#9f9f9f;text-decoration:line-through}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000061;display:grid;place-items:center;padding:16px}.modal{width:min(520px,100%);background:#fff;border-radius:14px;padding:20px}.modal h2{margin:0 0 14px}.modal-form{display:grid;gap:12px}.modal-form label{display:grid;gap:6px}.modal-form input,.modal-form select{height:42px;border:1px solid #ccc;border-radius:8px;padding:0 10px}.modal-actions{display:flex;justify-content:flex-end;gap:8px}@media (max-width: 768px){.app-shell{padding:16px 12px 24px}.task-title{font-size:22px}.task-date{font-size:20px}}.task-drag-handle{cursor:grab;padding:0 8px;color:#aaa;flex-shrink:0}.task-drag-handle:before{content:"⠿"}.task-drag-handle:active{cursor:grabbing}*{box-sizing:border-box}body{margin:0;min-width:320px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f2f2f2;color:#222}button,input,select{font:inherit}