:root{--color-bg-primary: #FFFFFF;--color-bg-secondary: #F5F5F7;--color-bg-tertiary: #E8E8ED;--color-text-primary: #1D1D1F;--color-text-secondary: #6E6E73;--color-text-tertiary: #757579;--color-accent: #34C759;--color-accent-hover: #2DA44E;--color-success: #34C759;--color-warning: #FF9F0A;--color-error: #FF3B30;--color-protein: #34C759;--color-carbs: #FFD60A;--color-fat: #FF453A;--color-border: #D1D1D6;--color-focus-ring: #007AFF;--color-success-text: #1B7A2E;--color-warning-text: #9A5F00;--color-error-text: #C5221F;--font-family: system-ui, -apple-system, sans-serif;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 24px;--font-size-xxl: 32px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-xxl: 48px;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .12);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .16);--touch-target-min: 44px;--touch-target-comfortable: 48px;--duration-fast: .1s;--duration-normal: .2s;--duration-slow: .35s;--easing-default: cubic-bezier(.4, 0, .2, 1);--breakpoint-tablet: 640px;--breakpoint-desktop: 1024px}@media(prefers-color-scheme:dark){:root{--color-bg-primary: #1C1C1E;--color-bg-secondary: #2C2C2E;--color-bg-tertiary: #3A3A3C;--color-text-primary: #F5F5F7;--color-text-secondary: #A1A1A6;--color-text-tertiary: #8E8E93;--color-accent: #30D158;--color-accent-hover: #34C759;--color-success: #30D158;--color-warning: #FFD60A;--color-error: #FF453A;--color-protein: #30D158;--color-carbs: #FFD60A;--color-fat: #FF453A;--color-border: #48484A;--color-focus-ring: #0A84FF;--color-success-text: #30D158;--color-warning-text: #FFD60A;--color-error-text: #FF453A;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5)}}.page{max-width:640px;margin:0 auto;padding:var(--space-md);padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.page-header h1{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);margin:0;color:var(--color-text-primary)}.card{background:var(--color-bg-primary);border:1px solid var(--color-bg-tertiary);border-radius:var(--radius-md);padding:var(--space-md);transition:box-shadow var(--duration-normal) var(--easing-default)}.card:hover{box-shadow:var(--shadow-sm)}.card--interactive{cursor:pointer}.card--interactive:hover{box-shadow:var(--shadow-md);border-color:var(--color-border)}.card--selected{border-color:var(--color-accent);background:color-mix(in srgb,var(--color-accent) 4%,white)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-xs);min-height:var(--touch-target-min);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;border:none;transition:all var(--duration-fast) var(--easing-default)}.btn--primary{background:var(--color-accent);color:#fff}.btn--primary:hover{background:var(--color-accent-hover)}.btn--primary:disabled{opacity:.5;cursor:default}.btn--secondary{background:var(--color-bg-secondary);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn--secondary:hover{background:var(--color-bg-tertiary)}.btn--ghost{background:none;color:var(--color-text-secondary)}.btn--ghost:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.btn--danger{background:none;color:var(--color-error)}.btn--danger:hover{background:color-mix(in srgb,var(--color-error) 8%,white)}.btn--icon{min-width:var(--touch-target-min);min-height:var(--touch-target-min);padding:var(--space-sm);border-radius:var(--radius-md);background:none;border:1px solid var(--color-bg-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-lg)}.btn--icon:hover{background:var(--color-bg-secondary)}.input{width:100%;padding:10px var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-family:var(--font-family);color:var(--color-text-primary);background:var(--color-bg-primary);box-sizing:border-box;min-height:var(--touch-target-min)}.input:focus{outline:2px solid var(--color-focus-ring);outline-offset:-1px;border-color:var(--color-focus-ring)}.input::placeholder{color:var(--color-text-tertiary)}.label{display:block;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);margin-bottom:var(--space-xs)}.chip{display:inline-flex;align-items:center;gap:var(--space-xs);padding:6px 12px;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);border:1px solid var(--color-border);background:var(--color-bg-primary);cursor:pointer;min-height:32px;white-space:nowrap;transition:all var(--duration-fast)}.chip:hover{border-color:var(--color-accent)}.chip--active{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.section-title{font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px;margin:0 0 var(--space-sm)}.macro-line{font-size:var(--font-size-sm);color:var(--color-text-secondary);display:flex;gap:var(--space-sm);flex-wrap:wrap}.macro-line .macro-value{font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.macro-label{font-size:var(--font-size-xs);color:var(--color-text-tertiary)}.empty-state-text{text-align:center;padding:var(--space-xl) var(--space-md);color:var(--color-text-secondary);font-size:var(--font-size-sm)}@media(max-width:639px){.hide-mobile{display:none!important}}@media(min-width:640px){.hide-desktop{display:none!important}}:root{font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:var(--font-family);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary)}.spinner{width:2rem;height:2rem;border:3px solid var(--color-bg-tertiary);border-top-color:var(--color-accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.skip-to-content{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;z-index:9999}.skip-to-content:focus{position:fixed;top:var(--space-sm);left:var(--space-sm);width:auto;height:auto;padding:var(--space-sm) var(--space-md);background:var(--color-accent);color:#fff;border-radius:var(--radius-sm);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);text-decoration:none}.nutrient-bars{display:flex;flex-direction:column;gap:var(--space-sm);padding:var(--space-md);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:var(--space-lg)}.calorie-ring-section{display:flex;flex-direction:column;align-items:center;padding:var(--space-sm, 8px) 0;margin-bottom:var(--space-sm, 8px)}.more-goals-section{margin-top:var(--space-sm, 8px)}.more-goals-toggle{cursor:pointer;font-size:.8rem;color:var(--color-text-tertiary, #999);text-align:center;list-style:none;padding:var(--space-xs, 4px) 0}.more-goals-list{display:flex;flex-direction:column;gap:6px;margin-top:var(--space-xs, 4px)}.more-goal-compact{display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:8px;font-size:.8rem}.more-goal-label{color:var(--color-text-secondary, #666)}.more-goal-value{text-align:right;font-size:.75rem;color:var(--color-text-tertiary, #999)}.more-goal-bar{height:4px;background:var(--color-border, #eee);border-radius:2px;overflow:hidden}.more-goal-fill{height:100%;background:var(--color-accent, #34C759);border-radius:2px;transition:width .3s}.meal-tree-cards{display:flex;flex-direction:column;gap:8px}.tree-empty{color:#999;text-align:center;padding:20px}.tree-card{border:1px solid #e0e0e0;border-radius:10px;padding:12px;background:#fafafa}.tree-card.selected{border-color:#4caf50;background:#f0faf0}.tree-card.depth-1{margin-left:16px;background:#f5f5f5;border-color:#d5d5d5}.tree-card.depth-2{margin-left:32px;background:#f0f0f0}.tree-card.depth-3{margin-left:48px;background:#ebebeb}.tree-card-header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.expand-btn{background:none;border:none;cursor:pointer;font-size:.8rem;padding:2px 4px;color:#666}.tree-card-name{flex:1;font-weight:500;font-size:.95rem;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tree-card-actions{display:flex;gap:4px;align-items:center}.lock-btn,.flatten-btn,.remove-btn{background:none;border:none;cursor:pointer;font-size:.9rem;padding:2px 6px;border-radius:4px}.lock-btn:hover,.flatten-btn:hover{background:#e0e0e0}.lock-btn.implicit{opacity:.4;cursor:default}.remove-btn{color:#e53935}.remove-btn:hover{background:#ffebee}.tree-card-details{display:flex;align-items:center;gap:12px}.tree-card-weight .weight-input{width:80px;padding:4px 8px;border:1px solid #ccc;border-radius:6px;font-size:.9rem}.tree-card-weight .weight-input:disabled{background:#f0f0f0;color:#999}.tree-card-macros{display:flex;gap:8px;font-size:.85rem;color:#666}.macro.cal{color:#ff9800;font-weight:500}.macro.pro{color:#2196f3}.macro.carb{color:#4caf50}.macro.fat{color:#f44336}.tree-card-children{margin-top:8px;display:flex;flex-direction:column;gap:6px}@media(max-width:768px){.tree-card{padding:10px}.tree-card.depth-1{margin-left:10px}.tree-card.depth-2{margin-left:18px}.tree-card.depth-3{margin-left:24px}.tree-card-details{flex-wrap:wrap;gap:8px}.tree-card-weight .weight-input{width:64px;font-size:.85rem}.tree-card-macros{font-size:.8rem;gap:6px}.tree-card-name{font-size:.88rem}}.provenance-chip{display:inline-flex;align-items:center;min-height:44px;padding:2px 8px;margin-top:2px;border:1px solid var(--color-border, #d1d1d6);border-radius:999px;background:transparent;font-size:.72rem;line-height:1;color:var(--color-text-secondary, #6e6e73);cursor:pointer}.provenance-chip:disabled{cursor:default}.provenance-chip.estimate{border-color:var(--color-warning, #ff9f0a);color:var(--color-warning, #ff9f0a)}.provenance-chip:hover:not(:disabled){background:#0000000a}.tag-picker{position:relative}.tag-picker-selected{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.tag-picker-chip{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;background:var(--accent, var(--color-accent));color:#fff;border-radius:14px;font-size:.82rem}.tag-picker-chip button{background:none;border:none;color:#fff;cursor:pointer;font-size:.9rem;padding:0 2px;opacity:.8}.tag-picker-chip button:hover{opacity:1}.tag-picker-add-btn{padding:3px 10px;border:1px dashed #ccc;border-radius:14px;background:none;cursor:pointer;font-size:.82rem;color:var(--color-text-secondary)}.tag-picker-add-btn:hover{border-color:var(--accent, var(--color-accent));color:var(--accent, var(--color-accent))}.tag-picker-dropdown{position:absolute;bottom:100%;left:0;right:0;z-index:50;background:#fff;border:1px solid var(--color-border);border-radius:10px;box-shadow:0 -4px var(--space-md) #0000001f;margin-bottom:4px;max-height:250px;overflow:hidden;display:flex;flex-direction:column}.tag-picker-search{padding:10px 12px;border:none;border-bottom:1px solid var(--color-bg-tertiary);font-size:.9rem;outline:none}.tag-picker-list{overflow-y:auto;max-height:200px;padding:4px 0}.tag-picker-item{display:flex;align-items:center;gap:8px;padding:8px 12px;cursor:pointer;font-size:.9rem}.tag-picker-item:hover{background:var(--color-bg-secondary)}.tag-picker-item input[type=checkbox]{accent-color:var(--accent, var(--color-accent))}.tag-picker-empty{padding:12px;text-align:center;color:var(--color-text-tertiary);font-size:.85rem}.tag-picker-create{padding:10px 12px;border:none;border-top:1px solid var(--color-bg-tertiary);background:none;cursor:pointer;text-align:left;font-size:.9rem;color:var(--accent, var(--color-accent));font-weight:500}.tag-picker-create:hover{background:#f0fff4}.emoji-picker{max-height:360px;overflow-y:auto}.emoji-picker-header{padding:10px 12px;font-weight:500;font-size:.9rem;border-bottom:1px solid var(--color-bg-tertiary)}.emoji-category{padding:8px 12px}.emoji-category-label{font-size:.72rem;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}.emoji-grid{display:flex;flex-wrap:wrap;gap:2px}.emoji-btn{width:36px;height:36px;border:none;background:none;cursor:pointer;font-size:1.25rem;border-radius:6px;display:flex;align-items:center;justify-content:center}.emoji-btn:hover{background:var(--color-bg-secondary)}.tag-picker-cancel{padding:8px 12px;border:none;border-top:1px solid var(--color-bg-tertiary);background:none;cursor:pointer;color:var(--color-text-tertiary);font-size:.85rem;text-align:center}