:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--bg-primary: #242424;--bg-card: #1a1a1a;--bg-secondary: #2a2a2a;--bg-hover: #2a2a2a;--border-color: #333;--border-light: #444;--border-hover: #666;--text-primary: #fff;--text-secondary: #888;--text-muted: #666;--accent-color: #4ade80;--accent-hover: #22c55e;--accent-bg: rgba(74, 222, 128, .1);--accent-border: rgba(74, 222, 128, .3);--error-color: #ef4444;--error-bg: rgba(239, 68, 68, .1);--error-border: rgba(239, 68, 68, .3);--warning-color: #fbbf24;--info-color: #3b82f6;--chart-grid: #333;--chart-axis: #888;--overlay-bg: rgba(0, 0, 0, .8);color-scheme:dark;color:var(--text-primary);background-color:var(--bg-primary)}[data-theme=light]{--bg-primary: #f5f5f5;--bg-card: #ffffff;--bg-secondary: #f0f0f0;--bg-hover: #e8e8e8;--border-color: #e0e0e0;--border-light: #d0d0d0;--border-hover: #b0b0b0;--text-primary: #1a1a1a;--text-secondary: #666;--text-muted: #999;--accent-color: #3b82f6;--accent-hover: #2563eb;--accent-bg: rgba(59, 130, 246, .1);--accent-border: rgba(59, 130, 246, .3);--error-color: #dc2626;--error-bg: rgba(220, 38, 38, .1);--error-border: rgba(220, 38, 38, .3);--warning-color: #d97706;--info-color: #3b82f6;--chart-grid: #e0e0e0;--chart-axis: #666;--overlay-bg: rgba(0, 0, 0, .5);color-scheme:light;color:var(--text-primary);background-color:var(--bg-primary)}a{font-weight:500;color:var(--accent-color);text-decoration:inherit}a:hover{color:var(--accent-hover)}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--bg-card);cursor:pointer;transition:border-color .25s}button:hover{border-color:var(--accent-color)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}.login-screen{min-height:100vh;display:flex;justify-content:center;align-items:flex-start;padding:24px 16px}.login-container{width:100%;max-width:420px}.login-header,.login-card-inner{padding:16px}.login-title{margin:0;font-size:30px;font-weight:700;line-height:1.2}.login-card{margin-top:12px;border-radius:16px}.login-form{display:flex;flex-direction:column;gap:12px;margin-top:12px}.login-form .input,.login-form .button{width:100%;box-sizing:border-box}.auth-toggle-text{text-align:center;color:var(--text-secondary);font-size:.9rem;margin-top:1rem;margin-bottom:0}.auth-toggle-link{background:none;border:none;padding:0;color:var(--accent-color);font-size:.9rem;font-weight:600;cursor:pointer;text-decoration:none}.auth-toggle-link:hover{color:var(--accent-hover);text-decoration:underline}.auth-toggle-link:disabled{opacity:.5;cursor:not-allowed}*{box-sizing:border-box}#root{width:100%;min-height:100vh}.app{display:flex;flex-direction:column;min-height:100vh;width:100%}.subtitle{color:var(--text-secondary);margin-top:-.5rem;margin-bottom:1rem}.login-screen{justify-content:center;align-items:center;gap:.5rem;padding:1rem}.login-screen h1{margin:0}.login-screen .card{width:100%;max-width:400px}.card{padding:1rem;background-color:var(--bg-card);border-radius:8px;border:1px solid var(--border-color);width:100%;box-sizing:border-box;overflow:hidden}.card h2{margin-top:0;margin-bottom:1rem;font-size:1.2rem;color:var(--text-primary)}.button{width:100%;padding:.75rem;background-color:var(--accent-color);color:var(--bg-card);border:none;border-radius:4px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s}.button:hover{background-color:var(--accent-hover)}.button:disabled{background-color:var(--border-light);color:var(--text-secondary);cursor:not-allowed}.button-small{padding:.5rem 1rem;background-color:var(--border-color);color:var(--text-primary);border:1px solid var(--border-hover);border-radius:4px;font-size:.9rem;cursor:pointer;transition:background-color .2s}.button-small:hover{background-color:var(--border-light)}.button-secondary{padding:.75rem;background-color:transparent;color:var(--text-secondary);border:1px solid var(--border-light);border-radius:4px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.button-secondary:hover{border-color:var(--border-hover);color:var(--text-primary)}.button-secondary:disabled{opacity:.5;cursor:not-allowed}.button-delete{padding:.25rem .75rem;background-color:transparent;color:var(--error-color);border:1px solid var(--error-color);border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s}.button-delete:hover{background-color:var(--error-color);color:var(--text-primary)}.button-icon{display:inline-flex;align-items:center;justify-content:center;padding:.4rem .75rem;background-color:transparent;border:1px solid var(--border-light);border-radius:4px;color:var(--text-secondary);cursor:pointer;transition:all .2s ease}.button-icon:hover{border-color:var(--border-hover);color:var(--text-primary)}.button-group{display:flex;gap:.5rem;margin-top:.5rem}.button-group .button{flex:1}.button-group .button-small{flex:0 0 auto}.input{width:100%;max-width:100%;min-width:0;padding:.75rem;margin-bottom:.75rem;border-radius:4px;border:1px solid var(--border-light);background-color:var(--bg-secondary);color:var(--text-primary);font-size:1rem;box-sizing:border-box}.input:focus{outline:none;border-color:var(--accent-color)}.input:disabled{background-color:var(--bg-card);color:var(--text-muted)}.input[type=datetime-local]{-webkit-appearance:none;appearance:none}.success{color:var(--accent-color);padding:.75rem;background-color:var(--accent-bg);border:1px solid var(--accent-border);border-radius:4px;margin-bottom:.75rem}.error{color:var(--error-color);padding:.75rem;background-color:var(--error-bg);border:1px solid var(--error-border);border-radius:4px;margin-bottom:.75rem}.error p,.success p{margin:0}.goal-display{display:flex;justify-content:space-between;align-items:center}.goal-value{font-size:1.5rem;font-weight:600;color:var(--accent-color);margin:0}.goal-edit{display:flex;flex-direction:column;gap:.75rem}.goal-edit .input{margin-bottom:0}.goal-edit-buttons{display:flex;gap:.5rem}.goal-edit-buttons .button,.goal-edit-buttons .button-secondary{flex:1}.summary-card{background:linear-gradient(135deg,var(--bg-card) 0%,var(--bg-secondary) 100%)}.summary-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:1rem}.stat{display:flex;flex-direction:column;align-items:center;gap:.25rem}.stat-label{color:var(--text-secondary);font-size:.7rem;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.stat-value.under-goal{color:var(--accent-color)}.stat-value.near-goal{color:var(--warning-color)}.stat-value.over-goal{color:var(--error-color)}.progress-bar{width:100%;height:12px;background-color:var(--bg-secondary);border-radius:6px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-color) 0%,var(--accent-hover) 100%);transition:width .3s ease}.empty-state{text-align:center;padding:2rem 1rem;color:var(--text-secondary)}.empty-state p{margin:.5rem 0}.empty-state-hint{font-size:.9rem;color:var(--text-muted)}.entries-list{display:flex;flex-direction:column;gap:.5rem}.entry-card{display:flex;flex-direction:column;gap:.25rem;padding:.6rem .75rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color)}.entry-name{font-weight:600;color:var(--text-primary);font-size:.95rem}.entry-grams{color:var(--text-secondary);font-weight:400;font-size:.9rem}.entry-details{display:flex;align-items:center;justify-content:space-between}.entry-meta{display:flex;align-items:center;gap:.75rem}.entry-calories{color:var(--accent-color);font-size:.85rem}.entry-time{color:var(--text-secondary);font-size:.85rem}.entry-actions{display:flex;align-items:center;gap:.5rem}.card-header{display:flex;flex-direction:column;align-items:flex-start;gap:.5rem;margin-bottom:1rem}.card-header h2{margin:0}.card-header button{width:100%}.card-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.card-header-row h2{margin:0;font-size:1.1rem;color:var(--text-primary)}.button-add{padding:.6rem 1rem;background-color:var(--accent-color);color:var(--bg-card);border:none;border-radius:4px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s}.button-add:hover{background-color:var(--accent-hover)}.form-title{margin:0 0 1rem;font-size:1.1rem;color:var(--text-primary)}.foods-list{display:flex;flex-direction:column;gap:.5rem}.food-card{display:flex;flex-direction:column;gap:.25rem;padding:.6rem .75rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color)}.food-name{font-weight:600;color:var(--text-primary);font-size:.95rem}.food-details{display:flex;align-items:center;justify-content:space-between}.food-calories{color:var(--text-secondary);font-size:.85rem}.food-actions{display:flex;align-items:center;gap:.5rem}.button-edit{padding:.25rem .75rem;background-color:transparent;color:var(--accent-color);border:1px solid var(--accent-color);border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s}.button-edit:hover{background-color:var(--accent-color);color:var(--bg-card)}.food-form{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}.entry-mode-row{display:flex;gap:.5rem;margin-bottom:.75rem;align-items:stretch}.mode-toggle-btn{padding:.5rem .75rem;border-radius:4px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap;flex-shrink:0;background-color:transparent;color:var(--text-secondary);border:1px solid var(--border-light);min-width:4.5rem;text-align:center}.mode-toggle-btn:hover:not(:disabled){border-color:var(--border-hover);color:var(--text-primary)}.mode-toggle-btn:disabled{opacity:.5;cursor:not-allowed}.entry-mode-input{flex:1;margin-bottom:0;height:2.75rem;box-sizing:border-box}.food-picker-trigger{flex:1;padding:.75rem;border-radius:4px;border:1px solid var(--border-light);background-color:var(--bg-secondary);color:var(--text-secondary);font-size:1rem;text-align:left;cursor:pointer;transition:border-color .2s;height:2.75rem;box-sizing:border-box}.food-picker-trigger:hover:not(:disabled){border-color:var(--accent-color)}.food-picker-trigger:disabled{background-color:var(--bg-card);color:var(--text-muted);cursor:not-allowed}.selected-food-summary{flex:1;display:flex;justify-content:space-between;align-items:center;padding:.75rem;background-color:var(--bg-secondary);border:1px solid var(--border-light);border-radius:4px}.selected-food-info{display:flex;flex-direction:column;gap:.25rem}.selected-food-name{font-weight:600;color:var(--text-primary)}.selected-food-calories{font-size:.85rem;color:var(--accent-color)}.button-change{padding:.4rem .75rem;background-color:transparent;color:var(--accent-color);border:1px solid var(--accent-color);border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s}.button-change:hover:not(:disabled){background-color:var(--accent-color);color:var(--bg-card)}.button-change:disabled{opacity:.5;cursor:not-allowed}.selected-food-actions{display:flex;gap:.5rem;align-items:center}.button-clear{padding:.4rem .6rem;background-color:transparent;color:var(--text-secondary);border:1px solid var(--border-light);border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s;line-height:1}.button-clear:hover:not(:disabled){background-color:var(--border-light);color:var(--text-primary);border-color:var(--border-hover)}.button-clear:disabled{opacity:.5;cursor:not-allowed}.grams-quick-add{display:flex;gap:.5rem;margin-bottom:.5rem}.quick-add-btn{flex:1;padding:.5rem;background-color:var(--accent-color);color:var(--bg-card);border:none;border-radius:4px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s}.quick-add-btn:hover:not(:disabled){background-color:var(--accent-hover)}.quick-add-btn:disabled{background-color:var(--border-color);color:var(--text-muted);cursor:not-allowed}.quick-add-btn-clear{background-color:var(--border-color);color:var(--text-primary)}.quick-add-btn-clear:hover:not(:disabled){background-color:var(--border-light)}.food-picker-overlay{position:fixed;inset:0;background-color:var(--overlay-bg);z-index:1000;display:flex;flex-direction:column}.food-picker-modal{display:flex;flex-direction:column;width:100%;height:100%;background-color:var(--bg-card)}.food-picker-header{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border-color)}.food-picker-header h2{margin:0;font-size:1.2rem;color:var(--text-primary)}.food-picker-close{width:2.5rem;height:2.5rem;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--text-secondary);font-size:1.75rem;cursor:pointer;border-radius:4px;transition:all .2s}.food-picker-close:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.food-picker-search{padding:1rem;border-bottom:1px solid var(--border-color)}.food-picker-search .input{margin-bottom:0}.food-picker-list{flex:1;overflow-y:auto;padding:.5rem;padding-bottom:50vh}.food-picker-item{display:flex;flex-direction:column;align-items:flex-start;gap:.25rem;width:100%;padding:1rem;background:transparent;border:none;border-bottom:1px solid var(--border-color);cursor:pointer;transition:background-color .2s;text-align:left}.food-picker-item:last-child{border-bottom:none}.food-picker-item:hover{background-color:var(--bg-secondary)}.food-picker-item-name{font-weight:600;color:var(--text-primary);font-size:1rem}.food-picker-item-calories{font-size:.85rem;color:var(--text-secondary)}.food-picker-empty{display:flex;justify-content:center;align-items:center;padding:3rem 1rem;color:var(--text-secondary)}.calculated-calories{display:flex;justify-content:space-between;align-items:center;padding:.75rem;background-color:var(--accent-bg);border:1px solid var(--accent-border);border-radius:4px;margin-bottom:.75rem}.calories-label{color:var(--text-secondary);font-size:.9rem}.calories-value{color:var(--accent-color);font-weight:600;font-size:1.1rem}.hint{text-align:center;color:var(--text-secondary);font-size:.9rem;margin-top:.5rem;margin-bottom:0}.account-info{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}.account-field{display:flex;flex-direction:column;gap:.25rem;padding:1rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color)}.account-label{color:var(--text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:.5px}.account-value{color:var(--text-primary);font-size:1rem;word-break:break-all}.button-logout{background-color:var(--error-color);color:#fff}.button-logout:hover{background-color:#dc2626}.card-title{margin:0 0 1rem;font-size:1.1rem;color:var(--text-primary)}.weight-chart-container{margin:0 -.5rem}.navigation{display:flex;justify-content:space-around;position:fixed;bottom:0;left:0;right:0;padding:.5rem;background-color:var(--bg-card);border-top:1px solid var(--border-color);z-index:100}.nav-tab{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.5rem;background:transparent;border:none;border-radius:8px;color:var(--text-secondary);cursor:pointer;transition:all .2s;flex:1}.nav-tab:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.nav-tab-active{background-color:var(--accent-bg);color:var(--accent-color)}.nav-icon{font-size:1.25rem}.nav-label{font-size:.65rem;font-weight:500;text-transform:uppercase;letter-spacing:.3px}.main-content{display:flex;flex-direction:column;gap:1rem;padding:1rem 1rem 5rem;width:100%}@media(min-width:641px){#root{max-width:800px;margin:0 auto;padding:2rem}.login-screen{padding:2rem}.card{padding:1.5rem}.summary-stats{gap:1rem;margin-bottom:1.5rem}.stat-label{font-size:.85rem}.stat-value{font-size:2rem}.card-header{flex-direction:row;justify-content:space-between;align-items:center}.card-header button{width:auto}.navigation{position:sticky;top:0;bottom:auto;border-top:none;border-bottom:1px solid var(--border-color);justify-content:center;gap:.5rem;padding:.75rem}.nav-tab{flex:0 0 auto;padding:.5rem 1.5rem}.nav-label{font-size:.75rem}.main-content{padding:1rem 0;gap:1.5rem}.food-picker-overlay{align-items:center;justify-content:center;padding:2rem}.food-picker-modal{max-width:500px;max-height:80vh;border-radius:8px;border:1px solid var(--border-color)}.food-picker-list{padding-bottom:.5rem}}.streak-card{text-align:center}.streak-display{display:flex;flex-direction:column;align-items:center;gap:.25rem}.streak-count{font-size:3rem;font-weight:700;color:var(--accent-color);line-height:1}.streak-label{font-size:1rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.streak-hint{margin-top:.5rem;margin-bottom:0;font-size:.85rem;color:var(--text-muted)}.days-selector{display:flex;gap:.5rem}.days-btn{flex:1;padding:.5rem 1rem;background-color:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:4px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s}.days-btn:hover{border-color:var(--border-hover);color:var(--text-primary)}.days-btn-active{background-color:var(--accent-bg);border-color:var(--accent-color);color:var(--accent-color)}.entry-calories.under-goal{color:var(--accent-color)}.entry-calories.over-goal{color:var(--error-color)}.theme-toggle-field{display:flex;flex-direction:row;justify-content:space-between;align-items:center;padding:1rem;background-color:var(--bg-secondary);border-radius:6px;border:1px solid var(--border-color)}.theme-toggle-label{display:flex;flex-direction:column;gap:.25rem}.theme-toggle-label span:first-child{color:var(--text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:.5px}.theme-toggle-label span:last-child{color:var(--text-primary);font-size:1rem}.theme-toggle-switch{position:relative;width:52px;height:28px;background-color:var(--border-color);border-radius:14px;border:none;cursor:pointer;transition:background-color .2s;padding:0}.theme-toggle-switch:after{content:"";position:absolute;top:2px;left:2px;width:24px;height:24px;background-color:var(--text-primary);border-radius:50%;transition:transform .2s}.theme-toggle-switch.active{background-color:var(--accent-color)}.theme-toggle-switch.active:after{transform:translate(24px)}
