:root{--bg: #f6f7f9;--surface: #ffffff;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--brand: #0e7c7b;--brand-ink: #ffffff;--accent: #f59e0b;--danger: #dc2626;--ok: #15803d;--protein: #0e7c7b;--carbs: #f59e0b;--fat: #8b5cf6;--radius: 14px;--tab-h: 56px;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #0b1220;--surface: #111a2b;--text: #e5e7eb;--muted: #94a3b8;--border: #1f2a3d}}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text)}body{font:16px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior-y:none}h1{font-size:22px;margin:0}h2{font-size:17px;margin:0 0 8px}p{margin:0 0 12px}.muted{color:var(--muted)}.small{font-size:13px}.error{color:var(--danger);font-size:14px}.center{min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center}.shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:calc(env(safe-area-inset-top) + 12px) 16px 12px;background:var(--bg)}.content{flex:1;padding:4px 16px calc(var(--tab-h) + env(safe-area-inset-bottom) + 24px);max-width:640px;width:100%;margin:0 auto}.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:10;display:grid;grid-template-columns:repeat(5,1fr);height:calc(var(--tab-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--surface);border-top:1px solid var(--border)}.tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--muted);font-size:11px;min-height:44px}.tab.on{color:var(--brand);font-weight:600}.tab-icon{font-size:20px;line-height:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin:12px 0}.notice{background:color-mix(in srgb,var(--accent) 14%,var(--surface));border-radius:10px;padding:10px 12px;font-size:14px}.notice.ok{background:color-mix(in srgb,var(--ok) 14%,var(--surface))}.ring{position:relative;width:200px;height:200px;margin:4px auto 12px}.ring-track{stroke:var(--border)}.ring-fill{stroke:var(--brand);transition:stroke-dashoffset .4s ease}.ring-label{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.ring-value{font-size:36px;font-weight:700;letter-spacing:-.5px}.ring-caption{color:var(--muted);font-size:13px}.macros{display:grid;gap:10px}.macro-head{display:flex;justify-content:space-between;font-size:14px;margin-bottom:4px}.bar{height:8px;background:var(--border);border-radius:999px;overflow:hidden}.bar-fill{height:100%;border-radius:999px;transition:width .4s ease}.bar-fill.protein{background:var(--protein)}.bar-fill.carbs{background:var(--carbs)}.bar-fill.fat{background:var(--fat)}.target-summary{display:grid;gap:12px}.meal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;margin:10px 0}.meal-head{display:flex;justify-content:space-between;align-items:baseline}.form{display:grid;gap:14px}.form fieldset{border:0;padding:0;margin:0}.form legend,.field>span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.field{display:block}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}input[type=text],input[type=email],input[type=number],input[type=date],select{width:100%;min-height:44px;padding:10px 12px;font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:10px}input:focus,select:focus{outline:2px solid var(--brand);outline-offset:1px}.segmented{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:0;border:1px solid var(--border);border-radius:10px;overflow:hidden;background:var(--surface)}.segmented label{min-height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:15px}.segmented label+label{border-left:1px solid var(--border)}.segmented label.on{background:var(--brand);color:var(--brand-ink);font-weight:600}.segmented input{position:absolute;opacity:0;width:0;height:0}.check{display:flex;gap:10px;align-items:flex-start;font-size:14px}.check input{width:20px;height:20px;margin-top:2px}.advanced summary{cursor:pointer;color:var(--brand);font-weight:600;min-height:44px;display:flex;align-items:center}.advanced[open] summary{margin-bottom:8px}.advanced{display:grid;gap:12px}.btn{min-height:48px;padding:10px 16px;font:inherit;font-weight:600;font-size:16px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;width:100%}.btn.primary{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}.btn.google{background:var(--surface)}.btn.link{background:transparent;border-color:transparent;color:var(--brand)}.btn:disabled{opacity:.6;cursor:default}.auth{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:calc(env(safe-area-inset-top) + 24px) 16px calc(env(safe-area-inset-bottom) + 24px)}.auth-card{width:100%;max-width:400px;display:grid;gap:14px}.brand{text-align:center;display:grid;gap:4px;justify-items:center;margin-bottom:8px}.brand h1{font-size:28px}.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.onboarding{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.onboarding .content{padding-bottom:calc(env(safe-area-inset-bottom) + 24px)}@media(min-width:900px){.content{max-width:720px}}