:root{--bg: #ffffff;--bg-subtle: #f6f7f8;--surface: #ffffff;--border: #e5e7eb;--text: #111827;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--accent: #0a84ff;--accent-pressed: #0066cc;--text-on-accent: #ffffff;--overlay-scrim: rgba(0, 0, 0, .4);--success: #34c759;--warning: #ff9f0a;--danger: #ff3b30;--danger-bg: #ffe5e3;--danger-border-subtle: color-mix(in srgb, var(--danger) 35%, transparent);--macro-cal: #111827;--macro-protein: #0a84ff;--macro-carbs: #ff9f0a;--macro-fat: #ff3b30;--focus-ring: rgba(10, 132, 255, .25);--focus-border: rgba(10, 132, 255, .6);--accent-subtle: rgba(10, 132, 255, .08);--spinner-track: color-mix(in srgb, var(--text-on-accent) 35%, transparent);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--radius-s: 10px;--radius-m: 12px;--radius-l: 16px}:root{font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,SF Pro Display,system-ui,sans-serif;font-size:17px;line-height:22px;color:var(--text);background:var(--bg-subtle);-webkit-text-size-adjust:100%;text-size-adjust:100%}*{box-sizing:border-box}body{margin:0;background:var(--bg-subtle)}a{color:var(--accent);text-decoration:none}.app-shell{max-width:420px;margin:0 auto;min-height:100vh;background:var(--bg-subtle)}.app-shell--with-tabs{padding-bottom:calc(49px + env(safe-area-inset-bottom))}.screen{padding:var(--space-4)}.titlebar{margin-bottom:var(--space-3)}.title{margin:0;font-size:34px;line-height:41px;font-weight:700;letter-spacing:-.02em}.backLink{display:inline-flex;align-items:center;min-height:44px;margin-bottom:var(--space-2);font-weight:600}.card form,form.card{display:flex;flex-direction:column;gap:var(--space-2)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);padding:var(--space-3);margin-bottom:var(--space-3);animation:contentFadeIn .16s ease-out}.row{display:flex;gap:var(--space-2);align-items:center;flex-wrap:wrap}input,select,button{font:inherit;padding:var(--space-2) var(--space-3);border-radius:var(--radius-m);border:1px solid var(--border);background:var(--surface);min-height:44px}.field{display:flex;flex-direction:column;gap:var(--space-1)}.fieldLabel{font-size:13px;line-height:18px;color:var(--text-secondary);font-weight:600}.fieldGroupTitle{margin-top:var(--space-2);margin-bottom:var(--space-1);font-size:13px;line-height:18px;color:var(--text-secondary);font-weight:700;text-transform:uppercase;letter-spacing:.02em}input{width:100%}input::placeholder{color:var(--text-tertiary)}input:focus,select:focus,button:focus{outline:none;box-shadow:0 0 0 3px var(--focus-ring);border-color:var(--focus-border)}button{cursor:pointer;background:var(--accent);color:var(--text-on-accent);border:1px solid transparent;font-weight:700}button:disabled{opacity:.55;cursor:not-allowed}.buttonSecondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.buttonDanger{color:var(--danger);border-color:var(--danger-border-subtle)}.tabs{position:fixed;left:50%;transform:translate(-50%);bottom:0;width:100%;max-width:420px;display:flex;border-top:1px solid var(--border);background:var(--surface);padding-bottom:env(safe-area-inset-bottom);z-index:10}.tab{flex:1;min-height:49px;display:flex;align-items:center;justify-content:center;color:var(--text-tertiary)}.tabInner{display:flex;flex-direction:column;align-items:center;gap:var(--space-1)}.tabLabel{font-size:12px;line-height:16px;font-weight:400}.tab.active{color:var(--accent)}.tabIcon{width:24px;height:24px;display:block}.groupList{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-m);overflow:hidden;margin-bottom:var(--space-3);animation:contentFadeIn .16s ease-out}.listRow{display:flex;align-items:center;justify-content:space-between;min-height:44px;padding:0 var(--space-3);border-bottom:1px solid var(--border)}.groupList .listRow:last-child{border-bottom:none}.listRowTitle{font-weight:600}.listRowSub{font-size:13px;line-height:18px;color:var(--text-secondary)}.listRowValue{color:var(--text-secondary);font-weight:600;font-variant-numeric:tabular-nums}.headlineMetric{color:var(--macro-cal);font-size:17px;line-height:22px;font-weight:600;font-variant-numeric:tabular-nums}.macroCaloriesTitle1,.macroCaloriesTitle2{color:var(--macro-cal);font-weight:700;font-variant-numeric:tabular-nums}.macroCaloriesTitle1{font-size:28px;line-height:34px}.macroCaloriesTitle2{font-size:22px;line-height:28px}.actionLinks{display:flex;gap:var(--space-2);flex-wrap:wrap}.linkButton{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 var(--space-3);border-radius:var(--radius-m);border:1px solid var(--border);background:var(--surface);color:var(--accent);font-weight:600}.spinner{display:inline-block;border:2px solid var(--spinner-track);border-top-color:currentColor;border-radius:999px;animation:spin .7s linear infinite}.spinner-16{width:16px;height:16px}.spinner-24{width:24px;height:24px}.spinner-32{width:32px;height:32px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes contentFadeIn{0%{opacity:0}to{opacity:1}}.toastStack{position:fixed;left:50%;transform:translate(-50%);bottom:calc(64px + env(safe-area-inset-bottom));width:min(92vw,380px);z-index:60;display:flex;flex-direction:column;gap:var(--space-2)}.toast{border-radius:var(--radius-m);padding:var(--space-2) var(--space-3);color:var(--text-on-accent);font-weight:600}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}.toast-warning{background:var(--warning)}.toast-info{background:var(--accent)}.sheetBackdrop{position:fixed;inset:0;background:var(--overlay-scrim);z-index:40;animation:sheetBackdropIn .22s ease-out}.sheetBackdrop.closing{animation:sheetBackdropOut .22s ease-in forwards}.bottomSheet{position:absolute;left:0;right:0;bottom:0;background:var(--surface);border-top-left-radius:var(--radius-l);border-top-right-radius:var(--radius-l);padding:var(--space-2) var(--space-4) calc(var(--space-4) + env(safe-area-inset-bottom));animation:sheetIn .22s ease-out}.bottomSheet.closing{animation:sheetOut .22s ease-in forwards}.sheetHandle{width:36px;height:4px;border-radius:var(--radius-s);background:var(--border);margin:0 auto var(--space-2)}@keyframes sheetIn{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes sheetOut{0%{transform:translateY(0)}to{transform:translateY(100%)}}@keyframes sheetBackdropIn{0%{opacity:0}to{opacity:1}}@keyframes sheetBackdropOut{0%{opacity:1}to{opacity:0}}.error{color:var(--danger)}.formError{margin:0;font-size:13px;line-height:18px;color:var(--danger)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}