*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--font-display: "Instrument Serif", Georgia, serif;--font-body: "DM Sans", system-ui, sans-serif;--bg-primary: #f5f0e8;--bg-secondary: #ece6d9;--bg-card: #fffcf5;--bg-input: #ffffff;--bg-hover: rgba(0, 0, 0, .03);--text-primary: #2c2416;--text-secondary: #8a7e6b;--text-tertiary: #b5a998;--accent: #c4853c;--accent-hover: #b07432;--accent-subtle: rgba(196, 133, 60, .1);--border: rgba(0, 0, 0, .08);--border-strong: rgba(0, 0, 0, .14);--shadow-sm: 0 1px 3px rgba(44, 36, 22, .06);--shadow-md: 0 4px 16px rgba(44, 36, 22, .08);--shadow-lg: 0 8px 40px rgba(44, 36, 22, .1);--check-bg: var(--accent);--check-border: var(--border-strong);--danger: #c45c3c;--danger-hover: #a84a2e;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--noise: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E")}@media(prefers-color-scheme:dark){:root{--bg-primary: #1a1714;--bg-secondary: #231f1a;--bg-card: #2a2520;--bg-input: #322c26;--bg-hover: rgba(255, 255, 255, .04);--text-primary: #ede6da;--text-secondary: #9a8e7d;--text-tertiary: #6b6054;--accent: #d4954c;--accent-hover: #e0a45d;--accent-subtle: rgba(212, 149, 76, .12);--border: rgba(255, 255, 255, .07);--border-strong: rgba(255, 255, 255, .13);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .2);--shadow-md: 0 4px 16px rgba(0, 0, 0, .25);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .3);--check-border: rgba(255, 255, 255, .18);--danger: #d46c4c;--danger-hover: #e07c5c}}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-body);background-color:var(--bg-primary);background-image:var(--noise);background-repeat:repeat;color:var(--text-primary);min-height:100vh;display:flex;justify-content:center;padding:0}#root{width:100%;max-width:620px;padding:60px 24px 80px}::selection{background:var(--accent-subtle);color:var(--accent)}input::placeholder{color:var(--text-tertiary)}.app-header{margin-bottom:48px;animation:fadeDown .6s ease-out}.app-title{font-family:var(--font-display);font-size:3.4rem;font-weight:400;line-height:1;color:var(--text-primary);letter-spacing:-.02em;margin-bottom:6px}.app-subtitle{font-family:var(--font-display);font-style:italic;font-size:1.1rem;color:var(--text-tertiary);font-weight:400}.todo-input-wrapper{display:flex;gap:10px;margin-bottom:32px;animation:fadeDown .6s ease-out .1s both}.todo-input{flex:1;padding:14px 18px;font-family:var(--font-body);font-size:.95rem;font-weight:400;color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);outline:none;transition:border-color .2s,box-shadow .2s;box-shadow:var(--shadow-sm)}.todo-input:focus{border-color:var(--accent);box-shadow:var(--shadow-sm),0 0 0 3px var(--accent-subtle)}.add-btn{padding:14px 22px;font-family:var(--font-body);font-size:.9rem;font-weight:500;letter-spacing:.03em;color:#fff;background:var(--accent);border:none;border-radius:var(--radius-md);cursor:pointer;transition:background .2s,transform .15s;white-space:nowrap;box-shadow:var(--shadow-sm)}.add-btn:hover{background:var(--accent-hover);transform:translateY(-1px)}.add-btn:active{transform:translateY(0)}.filter-bar{display:flex;align-items:center;gap:2px;margin-bottom:20px;padding:4px;background:var(--bg-secondary);border-radius:var(--radius-md);animation:fadeDown .6s ease-out .15s both}.filter-btn{flex:1;padding:9px 16px;font-family:var(--font-body);font-size:.82rem;font-weight:400;letter-spacing:.02em;color:var(--text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s}.filter-btn:hover{color:var(--text-primary);background:var(--bg-hover)}.filter-btn.active{color:var(--text-primary);background:var(--bg-card);box-shadow:var(--shadow-sm);font-weight:500}.todo-list{list-style:none;display:flex;flex-direction:column;gap:2px;animation:fadeDown .6s ease-out .2s both}.todo-item{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--bg-card);border-radius:var(--radius-md);transition:background .2s,opacity .3s,transform .3s;position:relative;overflow:hidden}.todo-item:hover{background:var(--bg-input)}.todo-item.entering{animation:slideIn .35s ease-out}.todo-item.exiting{animation:slideOut .3s ease-in forwards}.todo-checkbox{position:relative;width:22px;height:22px;flex-shrink:0}.todo-checkbox input{position:absolute;opacity:0;width:100%;height:100%;cursor:pointer;z-index:1;margin:0}.todo-checkbox .checkmark{position:absolute;inset:0;border:1.5px solid var(--check-border);border-radius:6px;transition:all .25s ease;display:flex;align-items:center;justify-content:center}.todo-checkbox .checkmark svg{width:12px;height:12px;stroke:#fff;stroke-width:2.5;fill:none;opacity:0;transform:scale(.5);transition:all .2s ease}.todo-checkbox input:checked+.checkmark{background:var(--check-bg);border-color:var(--check-bg)}.todo-checkbox input:checked+.checkmark svg{opacity:1;transform:scale(1)}.todo-text{flex:1;font-size:.95rem;font-weight:400;line-height:1.4;color:var(--text-primary);transition:color .3s,opacity .3s;-webkit-user-select:none;user-select:none}.todo-item.completed .todo-text{color:var(--text-tertiary);text-decoration:line-through;text-decoration-color:var(--text-tertiary);text-decoration-thickness:1px}.delete-btn{opacity:0;padding:6px;background:none;border:none;color:var(--text-tertiary);cursor:pointer;border-radius:var(--radius-sm);transition:opacity .2s,color .2s,background .2s;display:flex;align-items:center;justify-content:center;flex-shrink:0}.todo-item:hover .delete-btn{opacity:1}.delete-btn:hover{color:var(--danger);background:#c45c3c14}.todo-footer{display:flex;align-items:center;justify-content:space-between;margin-top:20px;padding:0 4px;animation:fadeDown .6s ease-out .25s both}.items-count{font-size:.82rem;color:var(--text-secondary);font-weight:400}.items-count strong{font-weight:500;color:var(--text-primary)}.clear-btn{font-family:var(--font-body);font-size:.82rem;font-weight:400;color:var(--text-tertiary);background:none;border:none;cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);transition:color .2s,background .2s}.clear-btn:hover{color:var(--danger);background:#c45c3c14}.empty-state{display:flex;flex-direction:column;align-items:center;padding:56px 24px;color:var(--text-tertiary);animation:fadeDown .5s ease-out}.empty-icon{font-size:2.4rem;margin-bottom:12px;opacity:.5}.empty-text{font-family:var(--font-display);font-style:italic;font-size:1.05rem}@keyframes fadeDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translateY(-12px);max-height:0}to{opacity:1;transform:translateY(0);max-height:80px}}@keyframes slideOut{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(30px)}}@media(max-width:480px){#root{padding:40px 16px 60px}.app-title{font-size:2.6rem}.todo-input-wrapper{flex-direction:column}.add-btn{width:100%}.delete-btn{opacity:.6}}