*{box-sizing:border-box;margin:0;padding:0}body{background:var(--tg-theme-bg-color,#fff);color:var(--tg-theme-text-color,#000);max-width:100vw;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow-x:hidden}.app{max-width:500px;margin:0 auto;padding:12px 12px 80px}.header{background:var(--tg-theme-bg-color,#fff);z-index:10;justify-content:space-between;align-items:center;margin-bottom:12px;padding:8px 0;display:flex;position:sticky;top:0}.header h1{font-size:20px;font-weight:700}.btn-add{background:var(--tg-theme-button-color,#2481cc);width:40px;height:40px;color:var(--tg-theme-button-text-color,#fff);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:22px;display:flex}.add-form{background:var(--tg-theme-secondary-bg-color,#f0f0f0);border-radius:12px;margin-bottom:12px;padding:12px}.form-row{gap:8px;margin-bottom:8px;display:flex}.form-row:last-child{margin-bottom:0}.input-title{border:1px solid var(--tg-theme-hint-color,#ccc);background:var(--tg-theme-bg-color,#fff);color:var(--tg-theme-text-color,#000);border-radius:8px;flex:1;padding:10px 12px;font-size:15px}.input-qty{border:1px solid var(--tg-theme-hint-color,#ccc);background:var(--tg-theme-bg-color,#fff);width:80px;color:var(--tg-theme-text-color,#000);border-radius:8px;padding:10px 12px;font-size:15px}.input-cat{border:1px solid var(--tg-theme-hint-color,#ccc);background:var(--tg-theme-bg-color,#fff);color:var(--tg-theme-text-color,#000);border-radius:8px;flex:1;padding:10px 12px;font-size:15px}.btn-submit{background:var(--tg-theme-button-color,#2481cc);color:var(--tg-theme-button-text-color,#fff);cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:10px 16px;font-size:15px}.category-group{margin-bottom:16px}.cat-title{color:var(--tg-theme-hint-color,#888);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;padding:0 4px;font-size:14px}.item{border-bottom:1px solid var(--tg-theme-hint-color,#eee);border-radius:10px;align-items:center;gap:8px;padding:10px 8px;transition:background .15s;display:flex}.item.checked{opacity:.5}.item.checked .item-title{text-decoration:line-through}.item-check{flex-shrink:0;width:22px;height:22px;position:relative}.item-check input{opacity:0;cursor:pointer;position:absolute}.checkmark{border:2px solid var(--tg-theme-hint-color,#aaa);border-radius:6px;width:22px;height:22px;transition:all .15s;position:absolute;top:0;left:0}.item-check input:checked~.checkmark{background:var(--tg-theme-button-color,#2481cc);border-color:var(--tg-theme-button-color,#2481cc)}.item-check input:checked~.checkmark:after{content:"✓";color:var(--tg-theme-button-text-color,#fff);font-size:14px;font-weight:700;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.item-title{flex:1;font-size:15px}.item-qty{color:var(--tg-theme-hint-color,#888);background:var(--tg-theme-secondary-bg-color,#f0f0f0);border-radius:4px;padding:2px 8px;font-size:13px}.item-by{color:var(--tg-theme-hint-color,#aaa);font-size:11px}.item-date{color:var(--tg-theme-hint-color,#bbb);margin-right:4px;font-size:10px}.btn-del{width:28px;height:28px;color:var(--tg-theme-hint-color,#ccc);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:14px;display:flex}.btn-del:active{color:#f44;background:#ff00001a}.empty{text-align:center;color:var(--tg-theme-hint-color,#888);padding:60px 20px}.empty p{font-size:18px}.empty-hint{margin-top:8px;font-size:14px!important}.footer{background:var(--tg-theme-bg-color,#fff);border-top:1px solid var(--tg-theme-hint-color,#eee);text-align:center;padding:12px;position:fixed;bottom:0;left:0;right:0}.btn-clear{border:1px solid var(--tg-theme-hint-color,#ccc);background:var(--tg-theme-secondary-bg-color,#f0f0f0);color:var(--tg-theme-text-color,#000);cursor:pointer;border-radius:8px;padding:10px 24px;font-size:14px}.loading{height:100vh;color:var(--tg-theme-hint-color,#888);justify-content:center;align-items:center;font-size:16px;display:flex}