:root{--primary: #4f46e5;--primary-hover: #4338ca;--primary-light: #eef2ff;--primary-border: #c7d2fe;--accent-emerald: #059669;--accent-emerald-light: #ecfdf5;--accent-emerald-border: #a7f3d0;--warning: #d97706;--warning-light: #fffbeb;--warning-border: #fde68a;--danger: #dc2626;--danger-light: #fef2f2;--danger-border: #fecaca;--bg-main: #f8fafc;--bg-card: #ffffff;--bg-card-subtle: #f1f5f9;--text-main: #0f172a;--text-muted: #64748b;--text-subtle: #94a3b8;--border-color: #e2e8f0;--border-focus: #818cf8;--header-bg: rgba(255, 255, 255, .92);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .07), 0 2px 4px -2px rgb(0 0 0 / .07);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .08), 0 4px 6px -4px rgb(0 0 0 / .05);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--font-family: "Plus Jakarta Sans", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}[data-theme=dark]{--primary: #6366f1;--primary-hover: #4f46e5;--primary-light: #1e1b4b;--primary-border: #3730a3;--accent-emerald: #10b981;--accent-emerald-light: #064e3b;--accent-emerald-border: #047857;--warning: #f59e0b;--warning-light: #3d1b03;--warning-border: #78350f;--danger: #ef4444;--danger-light: #450a0a;--danger-border: #7f1d1d;--bg-main: #0b0f19;--bg-card: #151d2e;--bg-card-subtle: #1c263c;--text-main: #f8fafc;--text-muted: #94a3b8;--text-subtle: #64748b;--border-color: #243048;--border-focus: #6366f1;--header-bg: rgba(21, 29, 46, .92);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4), 0 2px 4px -2px rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .5), 0 4px 6px -4px rgb(0 0 0 / .4);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .6), 0 8px 10px -6px rgb(0 0 0 / .5)}html,body{overflow-x:hidden;max-width:100%;width:100%}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-main);color:var(--text-main);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;min-height:100vh;transition:background-color .25s ease,color .25s ease}.app-container{display:flex;flex-direction:column;min-height:100vh;width:100%;max-width:800px;margin:0 auto;position:relative;background-color:var(--bg-main);box-shadow:0 0 50px #0000000d;transition:background-color .25s ease;overflow-x:clip}.app-header{position:sticky;top:0;z-index:40;background:var(--header-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);padding:12px 16px;transition:background .25s ease,border-color .25s ease}.header-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.household-info{display:flex;align-items:center;gap:8px;cursor:pointer;padding:6px 10px;background:var(--bg-card-subtle);border-radius:var(--radius-full);transition:all .2s ease;border:1px solid transparent;min-width:0;flex-shrink:1}.household-info:hover{background:var(--border-color);border-color:var(--border-focus)}.household-name{font-weight:700;font-size:.95rem;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:170px}.household-badge{font-size:.72rem;font-weight:600;background:var(--primary-light);color:var(--primary);padding:2px 8px;border-radius:var(--radius-full);flex-shrink:0}.header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.nav-container{padding:0 16px;width:100%}.tabs-navigation{display:flex;background:var(--bg-card-subtle);padding:4px;border-radius:var(--radius-md);margin-top:10px;gap:4px;border:1px solid var(--border-color);width:100%}.tab-button{flex:1;min-width:0;display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s ease}.tab-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tab-icon{flex-shrink:0}.tab-button.active{background:var(--bg-card);color:var(--primary);box-shadow:var(--shadow-sm)}.tab-counter{font-size:.75rem;font-weight:700;padding:2px 7px;border-radius:var(--radius-full);background:var(--bg-card-subtle);color:var(--text-muted);flex-shrink:0}.tab-button.active .tab-counter{background:var(--primary-light);color:var(--primary)}.tab-counter.low-stock{background:var(--warning-light);color:var(--warning);border:1px solid var(--warning-border)}.main-content{flex:1;padding:16px 16px 90px}.filter-bar{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.search-box{position:relative;width:100%}.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-subtle);pointer-events:none}.search-input{width:100%;padding:11px 16px 11px 40px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-card);color:var(--text-main);font-size:.92rem;font-family:inherit;transition:all .2s ease}.search-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f12e}.category-pills{display:flex;gap:8px;overflow-x:auto;width:100%;max-width:100%;padding-bottom:4px;scrollbar-width:none;-webkit-overflow-scrolling:touch}.category-pills::-webkit-scrollbar{display:none}.category-pill{white-space:nowrap;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-full);font-size:.82rem;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all .15s ease}.category-pill:hover{background:var(--bg-card-subtle);color:var(--text-main)}.category-pill.active{background:var(--text-main);color:var(--bg-card);border-color:var(--text-main)}.summary-banner{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff;border-radius:var(--radius-lg);padding:14px 18px;margin-bottom:16px;box-shadow:0 4px 12px #4f46e540}.banner-title{font-size:.95rem;font-weight:700}.banner-subtitle{font-size:.8rem;opacity:.88;margin-top:2px}.banner-button{background:#fff;color:#4338ca;border:none;border-radius:var(--radius-md);padding:8px 14px;font-size:.84rem;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:var(--shadow-sm);white-space:nowrap}.banner-button:hover{background:#f8fafc;transform:translateY(-1px)}.item-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:12px 14px;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;gap:12px;transition:all .15s ease;box-shadow:var(--shadow-sm)}.item-card:hover{box-shadow:var(--shadow-md);border-color:var(--border-focus)}.item-card.is-bought{background:var(--bg-card-subtle);opacity:.65;border-color:var(--border-color)}.item-card.low-stock{border-left:4px solid var(--warning)!important}.item-info{flex:1;min-width:0}.item-name-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.item-name{font-weight:600;font-size:.98rem;color:var(--text-main);word-break:break-word}.item-card.is-bought .item-name{text-decoration:line-through;color:var(--text-muted)}.item-category-tag{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;font-weight:600;padding:2px 7px;border-radius:var(--radius-sm)}.badge-low-stock{display:inline-flex;align-items:center;gap:4px;background:var(--warning-light);color:var(--warning);border:1px solid var(--warning-border);font-size:.7rem;font-weight:700;padding:2px 6px;border-radius:var(--radius-sm)}.item-meta{display:flex;align-items:center;gap:10px;margin-top:4px;font-size:.8rem;color:var(--text-muted);flex-wrap:wrap;word-break:break-word}.inventory-card-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.item-action-buttons{display:flex;gap:6px;flex-shrink:0}.low-stock-banner{background:var(--warning-light);border:1px solid var(--warning-border);border-radius:var(--radius-lg);padding:14px 16px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;box-shadow:var(--shadow-sm)}.low-stock-banner-btn{padding:7px 12px;font-size:.8rem;background:#d97706;white-space:nowrap;flex-shrink:0}.low-stock-banner-btn:hover{background:#b45309}.quantity-controls{display:flex;align-items:center;gap:6px;background:var(--bg-card-subtle);padding:3px 4px;border-radius:var(--radius-sm);border:1px solid var(--border-color)}.qty-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-main);border-radius:6px;cursor:pointer;font-size:1rem;font-weight:700;box-shadow:var(--shadow-sm);transition:all .15s ease}.qty-btn:hover{background:var(--bg-card-subtle);color:var(--primary)}.qty-btn:active{transform:scale(.92)}.qty-display{min-width:48px;text-align:center;font-weight:700;font-size:.88rem;color:var(--text-main)}.buy-checkbox{width:26px;height:26px;border-radius:50%;border:2px solid var(--border-color);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;background:var(--bg-card);flex-shrink:0}.buy-checkbox:hover{border-color:var(--primary);background:var(--primary-light)}.buy-checkbox.checked{background:var(--accent-emerald)!important;border-color:var(--accent-emerald)!important;color:#fff!important}.icon-button{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-muted);cursor:pointer;transition:all .15s ease}.icon-button:hover{background:var(--bg-card-subtle);color:var(--text-main)}.icon-button.primary{background:var(--primary-light);color:var(--primary);border-color:var(--primary-border)}.icon-button.danger:hover{background:var(--danger-light);color:var(--danger);border-color:var(--danger-border)}.fab-container{position:fixed;bottom:24px;right:calc(50% - 380px);z-index:50}@media (max-width: 820px){.fab-container{right:20px;bottom:20px}}.fab{display:flex;align-items:center;gap:8px;background:var(--primary);color:#fff;padding:13px 20px;border-radius:var(--radius-full);border:none;font-weight:700;font-size:.95rem;box-shadow:0 10px 20px -3px #4f46e566;cursor:pointer;transition:all .2s ease}.fab:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 12px 24px -3px #4f46e580}.fab:active{transform:translateY(0)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0b0f19a6;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:100;display:flex;align-items:center;justify-content:center;padding:12px;animation:fadeIn .15s ease-out;overflow-x:hidden}.modal-content{background:var(--bg-card);width:100%;max-width:480px;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);border:1px solid var(--border-color);overflow:hidden;animation:slideUp .2s ease-out}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color)}.modal-title{font-weight:700;font-size:1.15rem;color:var(--text-main)}.modal-body{padding:20px;display:flex;flex-direction:column;gap:16px;max-height:80vh;overflow-y:auto}.modal-footer{padding:14px 20px;background:var(--bg-card-subtle);border-top:1px solid var(--border-color);display:flex;align-items:center;justify-content:flex-end;gap:10px}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:.85rem;font-weight:600;color:var(--text-main)}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-main);font-size:.95rem;font-family:inherit;transition:all .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f12e}.form-row{display:flex;gap:12px}.form-row>*{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-sm);font-weight:600;font-size:.92rem;cursor:pointer;border:1px solid transparent;transition:all .2s ease}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-success{background:var(--accent-emerald);color:#fff}.btn-success:hover{background:#059669}.btn-secondary{background:var(--bg-card);border-color:var(--border-color);color:var(--text-main)}.btn-secondary:hover{background:var(--bg-card-subtle)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#b91c1c}.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-icon{font-size:3rem;margin-bottom:12px}.empty-title{font-weight:700;font-size:1.1rem;color:var(--text-main);margin-bottom:6px}.empty-desc{font-size:.9rem;max-width:320px;margin:0 auto 16px;line-height:1.4}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}.toast{position:fixed;top:16px;left:50%;transform:translate(-50%);background:#1e293b;color:#fff;padding:10px 18px;border-radius:var(--radius-full);font-size:.88rem;font-weight:600;z-index:200;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:8px;border:1px solid #334155;animation:slideDown .2s ease-out}[data-theme=dark] .toast{background:#0f172a;border-color:#334155}@keyframes slideDown{0%{transform:translate(-50%,-20px);opacity:0}to{transform:translate(-50%);opacity:1}}@media (max-width: 640px){.app-header{padding:10px 12px}.header-top{gap:8px}.household-info{padding:4px 8px;gap:6px}.household-name{max-width:95px;font-size:.88rem}.household-badge{padding:2px 6px;font-size:.7rem}.header-actions{gap:4px}.icon-button{width:32px;height:32px}.nav-container{padding:0 12px}.tabs-navigation{padding:3px;gap:3px;margin-top:8px}.tab-button{padding:8px 6px;font-size:.82rem;gap:4px}.tab-counter{font-size:.7rem;padding:1px 5px}.main-content{padding:12px 12px 85px}.summary-banner{flex-direction:column;align-items:stretch;gap:10px;padding:12px 14px}.banner-button{width:100%;text-align:center}.low-stock-banner{flex-direction:column;align-items:stretch;gap:10px;padding:12px 14px}.low-stock-banner-btn{width:100%;text-align:center;justify-content:center}.item-card{padding:10px 12px;gap:8px}.item-card.inventory-card{flex-direction:column;align-items:stretch;gap:10px}.inventory-card-actions{display:flex;align-items:center;justify-content:space-between;width:100%;padding-top:8px;border-top:1px solid var(--border-color)}.item-card.history-card{flex-wrap:wrap;gap:10px}.history-action-btn{width:100%;justify-content:center}.fab-container{right:16px;bottom:16px}.fab{padding:11px 16px;font-size:.88rem}}@media (max-width: 400px){.household-name{max-width:70px}.household-badge{display:none}.tab-button{padding:7px 4px;font-size:.76rem;gap:3px}.modal-header{padding:12px 14px}.modal-body{padding:14px;gap:12px}.modal-footer{padding:10px 14px}.form-row{flex-direction:column;gap:8px}}