:root{--acc:#30a14e;--acc2:#e3f4e8;--red:#e53935;--bg:#f2f2f7;--card:#fff;--txt:#111;--sub:#8e8e93;--line:#e5e5ea;--grey:#ececf0;--orange:#f39a3c;--blue:#007aff;
  --st:env(safe-area-inset-top);--sb:env(safe-area-inset-bottom);--sl:env(safe-area-inset-left);--sr:env(safe-area-inset-right)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;width:100%;height:100%;height:-webkit-fill-available;height:100dvh;background:var(--bg);color:var(--txt);font:17px/1.35 -apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif;
  -webkit-text-size-adjust:100%;overflow:hidden;overflow-x:hidden;overscroll-behavior:none;touch-action:manipulation}
body{position:fixed;inset:0}
/* fixed full-height shell: only #view scrolls; the tab bar is pinned inside the 100dvh box so Safari's bar never covers it */
#app{position:fixed;inset:0;height:100%;height:-webkit-fill-available;height:100dvh;overflow:hidden;max-width:100vw}
img,svg{max-width:100%}
body{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
button{font:inherit;color:inherit;border:0;background:none;padding:0;cursor:pointer;touch-action:manipulation}
input{font:inherit;font-size:17px}
.hidden{display:none!important}
#view{position:absolute;inset:0;bottom:calc(64px + var(--sb));overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;touch-action:pan-y;-webkit-overflow-scrolling:touch;
  padding:calc(var(--st) + 12px) calc(var(--sr) + 16px) 24px calc(var(--sl) + 16px)}
#view.full{bottom:0}
#tabs{position:absolute;left:0;right:0;bottom:0;height:calc(64px + var(--sb));padding:0 var(--sr) var(--sb) var(--sl);display:flex;background:rgba(249,249,249,.94);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--line);z-index:5}
#tabs button{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--sub);font-size:11px}
#tabs svg{width:26px;height:26px;fill:currentColor}
#tabs button.on{color:var(--acc)}
h1{font-size:32px;margin:6px 4px 14px;font-weight:700;letter-spacing:-.5px}
h1 small{display:block;font-size:15px;font-weight:400;color:var(--sub);letter-spacing:0;margin-top:2px}
h2{font-size:20px;margin:22px 4px 10px;font-weight:600}
.sub{color:var(--sub);font-size:15px}
.card{background:var(--card);border-radius:16px;padding:16px;margin-bottom:12px}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.note{color:var(--sub);font-size:13px;margin:4px 4px 12px}
/* today */
.ring-wrap{display:flex;align-items:center;gap:18px}
.ring{position:relative;width:148px;height:148px;flex:none}
.ring svg{width:148px;height:148px;transform:rotate(-90deg)}
.ring .mid{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.ring .mid b{font-size:30px;font-weight:700;letter-spacing:-.5px;font-variant-numeric:tabular-nums}
.ring .mid span{font-size:13px;color:var(--sub)}
.kv{flex:1;min-width:0}
.kv .k{font-size:13px;color:var(--sub)}
.kv .v{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums;margin-bottom:8px}
.kv .v.over{color:var(--red)}
.bar{height:10px;border-radius:5px;background:var(--grey);overflow:hidden;margin:8px 0 4px}
.bar i{display:block;height:100%;border-radius:5px;background:var(--blue)}
.meal-h{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:4px}
.meal-h b{font-size:18px;font-weight:600}
.meal-h span{font-size:14px;color:var(--sub);font-variant-numeric:tabular-nums}
.ent{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-top:1px solid var(--line);font-size:15px}
.ent .n{min-width:0;overflow-wrap:anywhere}
.ent .s{color:var(--sub);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.empty{color:var(--sub);text-align:center;padding:26px 10px;font-size:15px}
/* stats + charts */
.stat{display:flex;gap:10px;margin-bottom:12px}
.stat .card{flex:1;min-width:0;margin:0;padding:12px}
.stat .v{font-size:21px;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap}
.stat .l{font-size:12px;color:var(--sub)}
.v.down{color:var(--acc)} .v.up{color:var(--orange)}
svg.chart{width:100%;height:210px;display:block;overflow:visible}
svg.chart text{font-size:11px;fill:var(--sub);font-family:inherit}
.legend{display:flex;gap:14px;font-size:12px;color:var(--sub);margin-top:6px;flex-wrap:wrap}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}
/* history */
.day{padding:0;overflow:hidden}
.day>button{display:block;width:100%;text-align:left;padding:14px 16px}
.day .d{font-weight:600}
.day .t{font-size:14px;color:var(--sub);font-variant-numeric:tabular-nums;margin-top:2px}
.day .chev{color:var(--sub);transition:transform .15s;font-size:20px}
.day.open .chev{transform:rotate(90deg)}
.day .body{padding:0 16px 10px}
.mini{height:6px;border-radius:3px;background:var(--grey);overflow:hidden;margin-top:8px}
.mini i{display:block;height:100%;background:var(--acc)}
.mini i.over{background:var(--red)}
.mlabel{font-size:12px;font-weight:600;color:var(--sub);text-transform:uppercase;letter-spacing:.4px;margin:10px 0 2px}
/* regulars */
.reg .n{font-weight:600;font-size:16px}
.reg .sv{font-size:13px;color:var(--sub);margin:2px 0 8px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{background:var(--bg);border-radius:8px;padding:3px 8px;font-size:13px;font-variant-numeric:tabular-nums}
.chip.k{background:var(--acc2);color:#1e7a3a;font-weight:600}
.chip.p{background:#e6f0ff;color:#0a5bd8;font-weight:600}
.say{font-size:12px;color:var(--sub);margin-top:8px}
/* lock screen */
.lock{min-height:100%;display:flex;flex-direction:column;justify-content:center;padding:0 8px 40px}
.lock .ic{width:72px;height:72px;border-radius:18px;margin:0 auto 16px;display:block}
.lock h1{text-align:center;margin-bottom:6px}
.lock p{text-align:center;color:var(--sub);font-size:15px;margin:0 0 20px}
.lock input{width:100%;border:0;background:#fff;border-radius:12px;padding:15px 14px;font-size:17px;-webkit-user-select:text;user-select:text;outline:none}
.lock input:focus{box-shadow:0 0 0 2px var(--acc)}
.big-btn{display:block;width:100%;background:var(--acc);color:#fff;font-weight:600;font-size:18px;border-radius:14px;padding:16px;margin:12px 0 4px;text-align:center}
.big-btn:active{opacity:.8}
.big-btn:disabled{opacity:.5}
.err{color:var(--red);font-size:14px;text-align:center;min-height:20px;margin-top:8px}
.foot{text-align:center;color:var(--sub);font-size:12px;margin:18px 0 4px}
.foot button{color:var(--acc);font-size:12px}
.tip{position:absolute;top:-4px;background:#1c1c1e;color:#fff;font-size:13px;font-weight:600;padding:5px 9px;border-radius:9px;white-space:nowrap;pointer-events:none;font-variant-numeric:tabular-nums;z-index:2}
.chart-box{margin-top:8px}
.stat.grid2{display:grid;grid-template-columns:1fr 1fr}