/* ============================================================
   NutriVision Aurora — new frontend skin
   Served at /static/v2/index.html, old frontend untouched.
   ============================================================ */
:root{
  --bg:#f2f7f4;
  --bg-2:#e7f1eb;
  --panel:rgba(255,255,255,.76);
  --panel-solid:#ffffff;
  --panel-2:rgba(255,255,255,.55);
  --text:#10231d;
  --muted:#5f746b;
  --line:rgba(16,35,29,.10);
  --line-strong:rgba(16,35,29,.16);
  --accent:#0f9f7a;
  --accent-2:#34d399;
  --accent-3:#fbbf24;
  --accent-4:#38bdf8;
  --accent-soft:rgba(15,159,122,.12);
  --danger:#df5b5b;
  --danger-soft:rgba(223,91,91,.12);
  --warn:#b7791f;
  --warn-soft:rgba(251,191,36,.16);
  --shadow:0 22px 60px -30px rgba(11,70,52,.38);
  --shadow-sm:0 10px 30px -20px rgba(11,70,52,.35);
  --radius:20px;
  --radius-sm:14px;
  --nav-w:236px;
  --top-h:74px;
  color-scheme:light;
}
body.dark{
  --bg:#07110d;
  --bg-2:#0b1a14;
  --panel:rgba(18,32,26,.72);
  --panel-solid:#12201a;
  --panel-2:rgba(18,32,26,.5);
  --text:#e8f5ee;
  --muted:#9db5a9;
  --line:rgba(232,245,238,.10);
  --line-strong:rgba(232,245,238,.18);
  --accent:#3ddc97;
  --accent-2:#86efac;
  --accent-3:#fcd34d;
  --accent-4:#67e8f9;
  --accent-soft:rgba(61,220,151,.14);
  --danger:#ff8585;
  --danger-soft:rgba(255,133,133,.12);
  --warn:#fcd34d;
  --warn-soft:rgba(252,211,77,.12);
  --shadow:0 26px 70px -30px rgba(0,0,0,.7);
  --shadow-sm:0 12px 34px -22px rgba(0,0,0,.7);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  color:var(--text);
  background:var(--bg);
  font-family:Inter,"Noto Sans CJK SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-synthesis:none;
  -webkit-font-smoothing:antialiased;
  transition:background .45s ease,color .45s ease;
}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent)}
::selection{background:rgba(52,211,153,.35)}

/* ----------------------------- background ----------------------------- */
.aurora-bg{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;
  background:
    radial-gradient(900px 600px at 12% -10%,rgba(52,211,153,.16),transparent 60%),
    radial-gradient(760px 560px at 92% 8%,rgba(56,189,248,.13),transparent 62%),
    radial-gradient(680px 520px at 55% 110%,rgba(251,191,36,.06),transparent 60%),
    linear-gradient(160deg,var(--bg),var(--bg-2));
}
.orb{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;animation:orbDrift 18s ease-in-out infinite alternate}
.orb-a{width:430px;height:430px;left:-120px;top:-120px;background:radial-gradient(circle at 30% 30%,#5eead4,#0f9f7a 55%,transparent 72%)}
.orb-b{width:380px;height:380px;right:-100px;top:12%;background:radial-gradient(circle at 40% 40%,#7dd3fc,#2563eb 58%,transparent 74%);animation-delay:-6s}
.orb-c{width:420px;height:420px;left:38%;bottom:-180px;background:radial-gradient(circle at 40% 40%,#fde68a,#f59e0b 55%,transparent 74%);animation-delay:-12s;opacity:.12}
.grain{position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:38px 38px;mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 75%)}
body.dark .orb{opacity:.38}
body.dark .grain{opacity:.1}

/* ----------------------------- topbar ----------------------------- */
.topbar{
  height:var(--top-h);display:flex;align-items:center;gap:18px;padding:0 clamp(14px,3vw,32px);
  position:sticky;top:0;z-index:40;
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  background:rgba(255,255,255,.62);
  backdrop-filter:blur(20px) saturate(1.25);
  border-bottom:1px solid var(--line);
}
body.dark .topbar{background:rgba(7,17,13,.72)}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;position:relative;
  background:linear-gradient(135deg,#0f9f7a,#5eead4 58%,#fde68a);
  color:#052e24;font-weight:900;font-size:19px;
  box-shadow:0 12px 26px -12px rgba(15,159,122,.8);
}
.brand-mark::after{content:"";position:absolute;inset:-5px;border-radius:18px;border:1px solid rgba(94,234,212,.5);animation:pulseRing 3s ease-out infinite}
.brand-copy strong{display:block;font-size:16px;letter-spacing:.2px}
.brand-copy small{display:block;font-size:11px;color:var(--muted);margin-top:2px;white-space:nowrap}
.top-context{display:flex;align-items:center;gap:8px;margin-left:10px;padding:7px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:650;white-space:nowrap}
.context-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(15,159,122,.14);animation:softPulse 2s infinite}
.top-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.live-clock{font-variant-numeric:tabular-nums;font-weight:650;font-size:13px;letter-spacing:.08em;color:var(--muted);padding:7px 10px;border-radius:10px;background:var(--panel-2);border:1px solid var(--line)}
.status{display:inline-flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);padding:7px 11px;border-radius:999px;background:var(--panel-2);border:1px solid var(--line);white-space:nowrap}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:#9aa7a1;box-shadow:0 0 0 4px rgba(154,167,161,.12);transition:.3s}
.status.online{color:var(--accent)}
.status.online::before{background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);animation:softPulse 2s infinite}
.status.offline{color:var(--danger)}
.status.offline::before{background:var(--danger)}
.icon-button{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:var(--panel-2);
  display:grid;place-items:center;font-size:16px;color:var(--text);transition:transform .2s,background .2s,border-color .2s;
}
.icon-button:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.icon-button.small{width:30px;height:30px;border-radius:9px;font-size:14px}
.nav-toggle{display:none}

/* ----------------------------- shell / nav ----------------------------- */
.shell{display:grid;grid-template-columns:var(--nav-w) minmax(0,1fr);min-height:calc(100vh - var(--top-h))}
.nav{
  position:sticky;top:var(--top-h);height:calc(100vh - var(--top-h));overflow:auto;
  padding:20px 14px 18px;display:flex;flex-direction:column;gap:4px;
  border-right:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.45),rgba(255,255,255,.18));
  backdrop-filter:blur(18px);
}
body.dark .nav{background:linear-gradient(180deg,rgba(18,32,26,.55),rgba(18,32,26,.2))}
.nav-section-label{font-size:10px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase;padding:12px 12px 6px}
.nav-divider{height:1px;background:var(--line);margin:10px 12px}
.nav-item{
  position:relative;border:0;background:transparent;text-align:left;color:var(--muted);
  display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:13px;font-size:13.5px;
  transition:color .22s,background .22s,transform .22s;overflow:hidden;
}
.nav-item:hover{color:var(--text);background:var(--panel-2);transform:translateX(3px)}
.nav-item.active{color:var(--accent);font-weight:700;background:var(--accent-soft)}
.nav-icon{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--panel-2);border:1px solid var(--line);font-size:14px;transition:.22s}
.nav-item.active .nav-icon{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent;box-shadow:0 8px 18px -10px var(--accent)}
.nav-text{white-space:nowrap}
.nav-badge{margin-left:auto;font-size:9.5px;line-height:1;background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:3px 6px;font-weight:750;border:1px solid rgba(52,211,153,.18)}
.nav-glow{position:absolute;left:-30px;top:50%;width:60px;height:60px;border-radius:50%;background:radial-gradient(circle,var(--accent-soft),transparent 70%);transform:translateY(-50%);opacity:0;transition:.3s}
.nav-item.active .nav-glow{opacity:1}
.nav-footer{margin-top:auto;padding:14px 6px 0}
.nav-tip{display:flex;gap:9px;align-items:flex-start;padding:12px;border-radius:14px;background:linear-gradient(135deg,var(--accent-soft),transparent);border:1px solid var(--line)}
.nav-tip .spark{color:var(--accent);animation:sparkle 3s infinite}
.nav-tip p{margin:0;font-size:11.5px;font-weight:650}
.nav-tip small{display:block;font-size:10.5px;color:var(--muted);font-weight:400;margin-top:3px}

/* ----------------------------- pages ----------------------------- */
main{padding:28px clamp(16px,3.2vw,40px) 54px;max-width:1480px;width:100%;margin:0 auto;min-width:0}
.page{display:none}
.page.active{display:block;animation:pageIn .5s cubic-bezier(.2,.8,.2,1)}
.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:20px}
.page-heading h1{font-size:clamp(23px,2.5vw,31px);margin:3px 0 6px;letter-spacing:-.02em}
.page-heading p{font-size:13px;color:var(--muted);margin:0;line-height:1.6}
.eyebrow{display:inline-block;font-size:10.5px;letter-spacing:.18em;font-weight:750;text-transform:uppercase;background:linear-gradient(90deg,var(--accent),var(--accent-4));-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{font-size:12px;color:var(--muted)}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:11px;padding:5px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-weight:650;white-space:nowrap}
.mode-pill{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;color:var(--accent);background:var(--accent-soft);border:1px solid rgba(52,211,153,.22);padding:8px 12px;border-radius:999px;white-space:nowrap}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;box-shadow:0 0 0 4px var(--accent-soft);animation:softPulse 2s infinite}
.panel{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);backdrop-filter:blur(16px) saturate(1.15);
  min-width:0;transition:transform .3s,box-shadow .3s,border-color .3s;
}
.panel::before{content:"";position:absolute;left:18px;right:18px;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(94,234,212,.65),transparent);opacity:.55}
.panel:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}
.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.panel-heading.sub{margin-top:22px}
.panel-heading h2{font-size:15px;margin:0;letter-spacing:-.01em}
.panel-heading .eyebrow{margin-bottom:2px}
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:16px}

/* ----------------------------- buttons ----------------------------- */
.primary,.secondary,.text-button{
  border-radius:12px;border:1px solid transparent;padding:10px 16px;font-size:13px;font-weight:650;
  transition:transform .18s,box-shadow .18s,background .18s,border-color .18s,color .18s;
  position:relative;overflow:hidden;
}
.primary{background:linear-gradient(135deg,var(--accent),#0b7a5e 70%);color:#fff;box-shadow:0 12px 26px -14px rgba(15,159,122,.9)}
.primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -16px rgba(15,159,122,.95)}
.primary:active{transform:translateY(0) scale(.98)}
.secondary{background:var(--panel-solid);border-color:var(--line);color:var(--text)}
.secondary:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.text-button{background:transparent;border-color:transparent;color:var(--accent);padding:7px 8px}
.text-button:hover{background:var(--accent-soft)}
.danger{color:var(--danger)!important;background:transparent;border-color:transparent;border-radius:10px;padding:7px 9px;font-size:12px;transition:.18s}
.danger:hover{background:var(--danger-soft)}
.glow{position:relative}
.glow::after{content:"";position:absolute;inset:-2px;border-radius:14px;background:linear-gradient(135deg,rgba(94,234,212,.55),transparent 60%);filter:blur(10px);opacity:.6;z-index:-1}
.btn-ico{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:6px;background:rgba(255,255,255,.18);margin-right:4px}
.ripple{position:absolute;border-radius:50%;transform:scale(0);background:rgba(255,255,255,.45);pointer-events:none;animation:ripple .6s ease-out;width:18px;height:18px;margin:-9px 0 0 -9px}

/* ----------------------------- dashboard hero ----------------------------- */
.hero-card{
  position:relative;overflow:hidden;border-radius:24px;padding:26px 28px;margin-bottom:16px;
  display:grid;grid-template-columns:minmax(0,1.25fr) auto;align-items:center;gap:22px;
  color:#fff;background:linear-gradient(125deg,#0b6b56 0%,#0f9f7a 48%,#34d399 78%,#a7f3d0 130%);
  box-shadow:0 26px 60px -28px rgba(6,95,70,.85);
}
.hero-card::before{content:"";position:absolute;width:320px;height:320px;right:-90px;top:-150px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.34),transparent 66%)}
.hero-card::after{content:"";position:absolute;width:220px;height:220px;left:38%;bottom:-140px;border-radius:50%;background:radial-gradient(circle,rgba(253,230,138,.35),transparent 68%)}
.hero-copy{position:relative;z-index:1;min-width:0}
.hero-copy .eyebrow{color:rgba(255,255,255,.72);background:none;-webkit-text-fill-color:currentColor}
.hero-copy h2{margin:5px 0 6px;font-size:clamp(20px,2.4vw,28px);letter-spacing:-.03em}
.hero-copy p{margin:0;font-size:13px;color:rgba(255,255,255,.82);line-height:1.6}
.hero-stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}
.hero-stat{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:8px 12px;backdrop-filter:blur(8px)}
.hero-stat small{display:block;font-size:10px;color:rgba(255,255,255,.72)}
.hero-stat strong{font-size:15px;font-variant-numeric:tabular-nums}
.hero-ring{
  position:relative;z-index:1;width:148px;height:148px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(#fde68a calc(var(--pct,0) * 1%),rgba(255,255,255,.22) 0);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18),0 18px 36px -20px rgba(0,0,0,.5);
  animation:ringIn .9s cubic-bezier(.2,.8,.2,1) both;
}
.hero-ring::before{content:"";position:absolute;inset:13px;border-radius:50%;background:rgba(6,48,38,.55);backdrop-filter:blur(5px)}
.hero-ring div{position:relative;text-align:center}
.hero-ring strong{display:block;font-size:29px;line-height:1.05;font-variant-numeric:tabular-nums}
.hero-ring small{font-size:10px;color:rgba(255,255,255,.72);letter-spacing:.08em}
.hero-ring .hero-ring-note{display:block;font-size:10px;color:rgba(255,255,255,.7);margin-top:4px}

/* ----------------------------- metrics ----------------------------- */
.metric-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-bottom:16px}
.metric{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:15px;box-shadow:var(--shadow-sm);backdrop-filter:blur(14px);overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.metric:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.metric::after{content:"";position:absolute;right:-24px;top:-24px;width:80px;height:80px;border-radius:50%;background:radial-gradient(circle,var(--accent-soft),transparent 68%)}
.metric-icon{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--accent-soft);font-size:16px;margin-bottom:9px}
.metric-label{font-size:11.5px;color:var(--muted);display:flex;align-items:center;justify-content:space-between;gap:6px}
.metric-value{font-size:clamp(20px,2.2vw,26px);font-weight:800;margin:6px 0 2px;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.metric-value small{font-size:10.5px;font-weight:500;color:var(--muted);letter-spacing:0}
.metric-target{font-size:10.5px;color:var(--muted)}
.progress{height:6px;border-radius:999px;background:rgba(15,159,122,.12);margin-top:10px;overflow:hidden}
.progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2),var(--accent-3));box-shadow:0 0 12px rgba(52,211,153,.5);width:0;transition:width 1s cubic-bezier(.2,.8,.2,1)}
.metric-grid.compact{grid-template-columns:repeat(5,minmax(0,1fr));margin:4px 0 18px}
.metric-grid.compact .metric{padding:12px}
.metric-grid.compact .metric-icon{width:26px;height:26px;font-size:13px;margin-bottom:6px}
.metric-grid.compact .metric-value{font-size:18px}

/* ----------------------------- charts / tracker ----------------------------- */
.chart-panel canvas{display:block;width:100%;border-radius:12px}
#weekly-chart,#report-chart{width:100%}
.tracker{display:grid;gap:18px}
.tracker-block label,.settings-panel label{font-size:11.5px;color:var(--muted);display:grid;gap:7px}
.inline{display:flex;gap:7px;margin-top:7px}
.inline input,.inline select{min-width:0}
.exercise-list{font-size:12px;color:var(--muted);margin-top:9px;line-height:1.8}
.water-wave{height:8px;border-radius:999px;background:rgba(56,189,248,.14);margin-top:12px;overflow:hidden;position:relative}
.water-wave i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#38bdf8,#2dd4bf);box-shadow:0 0 16px rgba(56,189,248,.45);transition:width .9s cubic-bezier(.2,.8,.2,1);position:relative}
.water-wave i::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);animation:wave 2s linear infinite}
.today-panel{margin-bottom:16px}
.insight-list{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.insight-list li{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:var(--text);line-height:1.65;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.insight-list li::before{content:"✦";color:var(--accent);font-size:12px;line-height:1.5;flex:none}

/* ----------------------------- forms ----------------------------- */
input,select,textarea{font-size:13px;padding:10px 12px;border:1px solid var(--line);border-radius:11px;background:var(--panel-solid);color:var(--text);min-height:40px;transition:border-color .2s,box-shadow .2s,background .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
input::placeholder{color:var(--muted)}
.date-input{min-width:160px}
.field{display:grid;gap:7px;font-size:12px;color:var(--muted);max-width:260px;margin-bottom:16px}
.switch-row{display:flex!important;align-items:center;gap:8px!important;color:var(--text)!important;font-size:12.5px}
.switch-row input[type=checkbox]{appearance:none;-webkit-appearance:none;min-height:unset;width:38px;height:22px;border-radius:999px;background:var(--line-strong);position:relative;transition:background .25s;cursor:pointer;flex:none;border:0;padding:0}
.switch-row input[type=checkbox]::before{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:#fff;left:3px;top:3px;transition:transform .25s;box-shadow:0 2px 6px rgba(0,0,0,.22)}
.switch-row input[type=checkbox]:checked{background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.switch-row input[type=checkbox]:checked::before{transform:translateX(16px)}
.switch-row input[type=checkbox]:disabled{opacity:.55;cursor:not-allowed}
.switch-row.compact input[type=checkbox]{width:32px;height:18px}
.switch-row.compact input[type=checkbox]::before{width:12px;height:12px;left:3px;top:3px}
.switch-row.compact input[type=checkbox]:checked::before{transform:translateX(14px)}
.switch-row em{font-style:normal;font-size:9.5px;background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:2px 7px;margin-left:2px}
.compare-toggle{margin-top:12px;font-size:12px}

/* ----------------------------- identify / stepper ----------------------------- */
.meal-stepper{
  display:flex;align-items:center;gap:8px;padding:14px 16px;margin-bottom:16px;
  border:1px solid var(--line);border-radius:16px;background:var(--panel);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-sm);overflow-x:auto;
}
.meal-step{display:flex;align-items:center;gap:9px;opacity:.5;transition:opacity .3s;white-space:nowrap}
.meal-step.active,.meal-step.done{opacity:1}
.step-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:13px;background:var(--accent-soft);color:var(--accent);border:1px solid transparent;transition:.3s}
.meal-step.active .step-num{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 10px 22px -12px var(--accent);animation:softPulse 2.4s infinite}
.meal-step.done .step-num{background:var(--accent);color:#fff}
.meal-step strong{display:block;font-size:12.5px}
.meal-step small{display:block;font-size:10.5px;color:var(--muted);margin-top:1px}
.step-line{flex:1;min-width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent);opacity:.35}
.identify-layout{align-items:start}
.upload-panel{overflow:visible}
.results-panel{min-height:420px}
.drop-zone{
  position:relative;min-height:230px;border:1.5px dashed rgba(15,159,122,.38);border-radius:18px;
  background:radial-gradient(420px 220px at 50% 0%,rgba(52,211,153,.12),transparent 70%),var(--panel-2);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  cursor:pointer;color:var(--text);transition:.28s;overflow:hidden;
}
.drop-zone:hover{border-color:var(--accent);box-shadow:0 0 0 5px var(--accent-soft);transform:translateY(-2px)}
.drop-zone.drag{border-color:var(--accent);background:var(--accent-soft);transform:scale(.995)}
.drop-zone strong{font-size:14px}
.drop-zone span{font-size:11.5px;color:var(--muted)}
.upload-orbit{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;position:relative;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 16px 34px -18px var(--accent);animation:floatY 3.4s ease-in-out infinite;margin-bottom:4px}
.upload-orbit::before,.upload-orbit::after{content:"";position:absolute;inset:-8px;border-radius:50%;border:1px solid rgba(52,211,153,.35);animation:pulseRing 2.6s ease-out infinite}
.upload-orbit::after{inset:-16px;animation-delay:.6s;opacity:.6}
.upload-orbit span{font-size:24px;font-weight:700}
.capture-row{display:flex;gap:8px;margin-top:12px;align-items:center;flex-wrap:wrap}
.capture-row .secondary{padding:8px 11px;font-size:12px}
.meal-hint{margin:7px 0 0;line-height:1.6;font-size:11.5px}
.camera-state{margin:7px 0 0;font-size:11.5px;line-height:1.6}
.camera-live{position:relative;margin-top:12px;border-radius:16px;overflow:hidden;background:#07110d;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.camera-live img{display:block;width:100%;height:auto;min-height:150px;object-fit:cover}
.cam-badge{position:absolute;left:12px;top:12px;background:rgba(6,20,15,.68);color:#7ff0c4;font-size:10px;font-weight:800;letter-spacing:.12em;padding:5px 9px;border-radius:999px;border:1px solid rgba(127,240,196,.3);backdrop-filter:blur(6px)}
.scan-line{position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,#6ee7b7,transparent);box-shadow:0 0 18px rgba(110,231,183,.85);animation:scan 2.6s linear infinite}
#camera-video{max-width:100%;max-height:360px;border-radius:16px;margin-top:14px}
#preview-wrap{margin-top:14px;background:#07110d;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}
#preview-wrap img{display:block;width:auto;max-width:100%;height:auto;max-height:min(70vh,640px);margin:0 auto;object-fit:contain}

/* ----------------------------- recognition results ----------------------------- */
.empty-state{padding:38px 14px;text-align:center;color:var(--muted);font-size:12.5px;border-radius:16px;border:1px dashed var(--line);background:var(--panel-2)}
.result-card{
  position:relative;padding:14px 15px;margin:10px 0;border:1px solid var(--line);border-radius:16px;
  background:var(--panel-solid);box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s;
  animation:cardIn .45s cubic-bezier(.2,.8,.2,1) both;
}
.result-card:hover{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.result-card.needs-review{border-left:3px solid var(--accent-3)}
.result-top{display:flex;justify-content:space-between;gap:10px;align-items:center}
.result-name{font-weight:750;font-size:14px;letter-spacing:-.01em}
.confidence{font-size:11px;font-weight:750;color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:4px 9px;font-variant-numeric:tabular-nums}
.result-meta{font-size:10.5px;color:var(--muted);margin:6px 0;line-height:1.65}
.result-edit{display:grid;grid-template-columns:minmax(110px,1fr) 88px 28px;gap:7px;margin-top:9px;align-items:center}
.result-edit span{font-size:11px;color:var(--muted)}
.result-edit input{min-height:36px;padding:7px 9px;font-size:12px;border-radius:9px}
.result-actions{display:flex;justify-content:flex-end;gap:7px;margin-top:9px}
.result-actions .secondary,.result-actions .danger{padding:6px 10px;font-size:11.5px;border-radius:9px;border:1px solid var(--line);background:var(--panel-2)}
.result-actions .secondary:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.result-actions .danger{border-color:transparent;background:var(--danger-soft)}
.candidate-list:empty{display:none}
.candidate-hint{font-size:11.5px;color:var(--warn);background:var(--warn-soft);border-radius:9px;padding:8px 10px;margin-top:8px;line-height:1.6}
.candidate-title{font-size:10.5px;color:var(--muted);margin:8px 0 5px}
.candidate{border:1px solid var(--line);background:var(--panel-solid);border-radius:999px;padding:5px 10px;margin:0 6px 6px 0;cursor:pointer;font:inherit;font-size:11.5px;color:var(--text);transition:.2s}
.candidate:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}
.candidate small{color:var(--muted);margin-left:3px}
.new-dish,.review-badge{font-style:normal;font-size:9.5px;color:#fff;border-radius:999px;padding:2px 6px;margin-left:4px;vertical-align:middle;font-weight:700}
.new-dish{background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.review-badge{background:linear-gradient(135deg,#f59e0b,#fbbf24)}
.meta-error{cursor:help;color:var(--warn)}
.record-controls{
  display:flex;gap:12px;align-items:flex-end;border-top:1px solid var(--line);
  padding:14px;margin-top:14px;border-radius:14px;background:var(--panel-2);backdrop-filter:blur(10px);
}
.record-controls label{font-size:11.5px;color:var(--muted);display:grid;gap:5px}
.record-controls .primary{margin-left:auto}
.recognition-pending{padding:30px 12px;color:var(--muted);font-size:12.5px;text-align:center;border:1px dashed var(--line);border-radius:16px;background:var(--panel-2)}
.recognition-pending .ai-pending{justify-content:center}
.recognition-pending .ai-progress{max-width:320px;margin:12px auto 0}

/* ----------------------------- AI pending / markdown ----------------------------- */
.ai-pending{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:12.5px}
.pending-time{margin-left:auto;font-variant-numeric:tabular-nums;font-size:10.5px;color:var(--muted)}
.typing-dots{display:inline-flex;gap:3px;align-items:center}
.typing-dots i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block;animation:typing 1.1s infinite ease-in-out}
.typing-dots i:nth-child(2){animation-delay:.15s}
.typing-dots i:nth-child(3){animation-delay:.3s}
.ai-progress{height:4px;border-radius:999px;background:rgba(15,159,122,.14);overflow:hidden;margin-top:9px;position:relative}
.ai-progress i{position:absolute;top:0;left:-35%;width:35%;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent-2),var(--accent));animation:aiProgress 1.15s infinite ease-in-out}
.md p,.chat-body p{margin:.45em 0}
.md p:first-child,.chat-body p:first-child{margin-top:0}
.md h3,.md h4,.md h5,.md h6{margin:1em 0 .35em;line-height:1.35}
.md h3{font-size:17px}.md h4{font-size:15px}.md h5{font-size:14px}.md h6{font-size:13px}
.md ul,.md ol,.chat-body ul,.chat-body ol{margin:.35em 0 .55em;padding-left:1.35em}
.md li,.chat-body li{margin:.18em 0}
.md strong,.chat-body strong{color:var(--accent);font-weight:750}
.md blockquote,.chat-body blockquote{margin:.5em 0;padding:8px 12px;border-left:3px solid var(--accent-2);background:var(--accent-soft);border-radius:0 8px 8px 0;color:var(--text)}
.md code,.chat-body code{background:rgba(15,159,122,.12);border-radius:5px;padding:1px 5px;font-size:.92em}
.md pre.md-code,.chat-body pre.md-code{background:#0b1a14;color:#e8f5ee;border-radius:10px;padding:12px;overflow:auto;font-size:12px;line-height:1.5}
.md pre.md-code code,.chat-body pre.md-code code{background:transparent;padding:0;color:inherit}
.md a,.chat-body a{color:var(--accent);text-decoration:underline}
.md hr,.chat-body hr{border:0;border-top:1px solid var(--line);margin:1em 0}
.md-img{display:block;max-width:100%;height:auto;border-radius:10px;margin:.6em auto;background:var(--panel-2)}
.md-table-wrap{overflow:auto;margin:.6em 0}
.md-table{border-collapse:collapse;width:100%;font-size:12.5px}
.md-table th,.md-table td{border:1px solid var(--line);padding:6px 9px;text-align:left}
.md-table th{background:var(--accent-soft);font-weight:700}

/* ----------------------------- diary timeline ----------------------------- */
.timeline{position:relative;padding-left:20px}
.timeline::before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;border-radius:2px;background:linear-gradient(var(--accent),rgba(52,211,153,.08))}
.diary-row{
  position:relative;display:grid;grid-template-columns:minmax(130px,1.4fr) repeat(3,minmax(70px,.7fr)) auto;
  gap:12px;align-items:center;padding:13px 14px;margin:9px 0;font-size:12.5px;
  background:var(--panel-solid);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm);
  transition:transform .22s,border-color .22s;
}
.diary-row:hover{transform:translateX(3px);border-color:var(--line-strong)}
.diary-row::before{content:"";position:absolute;left:-18px;top:50%;width:9px;height:9px;border-radius:50%;transform:translateY(-50%);background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.diary-row .food-name{font-weight:700}
.diary-row span{color:var(--muted)}
.diary-row .food-name{color:var(--text)}
.diary-row .danger{justify-self:end}
.diary-row.meal-breakfast::before{background:var(--accent-3);box-shadow:0 0 0 4px var(--warn-soft)}
.diary-row.meal-dinner::before{background:var(--accent-4);box-shadow:0 0 0 4px rgba(56,189,248,.12)}
.diary-row.meal-snack::before{background:#c084fc;box-shadow:0 0 0 4px rgba(192,132,252,.14)}

/* ----------------------------- foods ----------------------------- */
.search-row{display:grid;grid-template-columns:minmax(200px,1fr) 210px;gap:10px;margin-bottom:16px}
.search-box{position:relative}
.search-box span{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:16px;pointer-events:none}
.search-box input{width:100%;padding-left:38px}
.food-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.food-card{
  position:relative;border:1px solid var(--line);border-radius:15px;padding:14px;display:flex;
  align-items:center;justify-content:space-between;gap:12px;background:var(--panel-solid);
  box-shadow:var(--shadow-sm);transition:transform .22s,border-color .22s,box-shadow .22s;overflow:hidden;
}
.food-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(var(--accent),var(--accent-2));opacity:.5}
.food-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.food-card strong{font-size:13.5px}
.food-card small{display:block;color:var(--muted);font-size:11px;margin-top:4px;line-height:1.5}
.food-card .secondary{padding:7px 11px;font-size:11.5px;flex:none}
.macro-bars{display:flex;gap:4px;margin-top:8px}
.macro-bars i{height:5px;border-radius:99px;background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:.8;display:block;min-width:3px}
.macro-bars i.protein{background:linear-gradient(90deg,#34d399,#0f9f7a)}
.macro-bars i.fat{background:linear-gradient(90deg,#fbbf24,#f59e0b)}
.macro-bars i.carbs{background:linear-gradient(90deg,#38bdf8,#2563eb)}
.macro-bars i.fiber{background:linear-gradient(90deg,#a78bfa,#7c3aed)}
.spinning .theme-icon{display:inline-block;animation:spin .5s ease}
.chip.online{background:rgba(52,211,153,.16);color:var(--accent)}
.chip.offline{background:var(--danger-soft);color:var(--danger)}
#modal-message .field{max-width:none;margin:0;color:var(--muted)}
#modal-message input{width:100%}
.confetti-piece{display:block}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(180deg)}}
.food-card .food-main{min-width:0}

/* ----------------------------- report ----------------------------- */
.report-hero{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-bottom:8px}
.score-ring{
  position:relative;width:132px;height:132px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:conic-gradient(var(--accent) calc(var(--score,0) * 1%),rgba(15,159,122,.13) 0);
  box-shadow:inset 0 0 0 1px var(--line),var(--shadow-sm);
}
.score-ring::before{content:"";position:absolute;inset:11px;border-radius:50%;background:var(--panel-solid)}
.score-ring div{position:relative;text-align:center}
.score-ring strong{display:block;font-size:31px;letter-spacing:-.04em;line-height:1}
.score-ring small{font-size:10px;color:var(--muted)}
.report-copy{min-width:200px;flex:1}
.report-copy h3{margin:0 0 4px;font-size:18px}
.report-copy p{margin:0;color:var(--muted);font-size:12.5px;line-height:1.7}
.rate-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin:18px 0}
.rate{position:relative;background:linear-gradient(145deg,var(--accent-soft),var(--panel-2));padding:13px;border-radius:13px;border:1px solid var(--line);font-size:11.5px;color:var(--muted);overflow:hidden}
.rate::after{content:"";position:absolute;right:-18px;bottom:-18px;width:54px;height:54px;border-radius:50%;background:radial-gradient(circle,rgba(52,211,153,.22),transparent 70%)}
.rate strong{display:block;margin-top:5px;font-size:18px;color:var(--text);font-variant-numeric:tabular-nums}
.rate small{display:block;color:var(--muted);margin-top:2px;font-size:10.5px}

/* ----------------------------- AI conversation layout ----------------------------- */
.ai-layout{padding:0!important;display:grid;grid-template-columns:246px minmax(0,1fr);overflow:hidden;border-radius:var(--radius)}
.conv-sidebar{padding:16px 12px;border-right:1px solid var(--line);background:linear-gradient(180deg,var(--panel-2),transparent);display:flex;flex-direction:column;min-height:520px;max-height:72vh}
.conv-head{display:flex;align-items:center;justify-content:space-between;padding:2px 6px 10px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:750}
.conv-list{display:flex;flex-direction:column;gap:5px;overflow:auto;min-height:0;flex:1;padding-right:2px}
.conv-item{display:flex;align-items:center;gap:9px;width:100%;text-align:left;border:0;background:transparent;border-radius:12px;padding:9px 9px;color:var(--text);transition:.2s;position:relative}
.conv-item:hover{background:var(--panel-2);transform:translateX(2px)}
.conv-item.active{background:var(--accent-soft)}
.conv-icon{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent-soft),transparent);border:1px solid var(--line);color:var(--accent);font-size:12px;flex:none}
.conv-main{min-width:0;flex:1}
.conv-main strong{display:block;font-size:11.5px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.conv-main small{display:block;font-size:9.5px;color:var(--muted);margin-top:2px}
.conv-dot{width:6px;height:6px;border-radius:50%;background:var(--line-strong);flex:none}
.conv-item.active .conv-dot{background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.conv-sidebar>.text-button{margin-top:10px;font-size:11px;justify-content:flex-start;text-align:left}
.chat-main{display:flex;flex-direction:column;min-width:0;padding:16px 18px 14px}
.chat-head{display:flex;align-items:center;gap:10px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.ai-avatar{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:800;box-shadow:0 10px 20px -12px var(--accent)}
.chat-head-copy{min-width:0;flex:1}
.chat-head-copy strong{display:block;font-size:13px}
.chat-head-copy small{display:flex;align-items:center;gap:6px;font-size:10.5px;color:var(--muted);margin-top:2px}
.switch-row.compact{font-size:10.5px!important;white-space:nowrap;padding:5px 8px;border-radius:999px;background:var(--panel-2);border:1px solid var(--line)}
.chat-messages{display:flex;flex-direction:column;gap:12px;flex:1;min-height:260px;max-height:52vh;overflow:auto;padding:14px 2px 6px;scroll-behavior:smooth}
.chat-msg{max-width:92%;padding:12px 14px;border-radius:15px;line-height:1.7;font-size:13px;overflow-wrap:anywhere;animation:msgIn .3s ease both}
.chat-msg.user{align-self:flex-end;background:linear-gradient(135deg,var(--accent),#0b7a5e);color:#fff;border-bottom-right-radius:4px;box-shadow:0 12px 24px -16px rgba(15,159,122,.8)}
.chat-msg.assistant{align-self:flex-start;background:var(--panel-solid);border:1px solid var(--line);border-bottom-left-radius:4px;box-shadow:var(--shadow-sm)}
.chat-role{font-size:10px;font-weight:750;letter-spacing:.04em;color:var(--muted);margin-bottom:5px}
.chat-msg.user .chat-role{color:rgba(255,255,255,.72)}
.chat-body{min-width:0}
.composer{display:flex;gap:8px;align-items:center;padding-top:12px;border-top:1px solid var(--line)}
.composer input{flex:1;min-width:0;border-radius:13px}
.composer .primary{flex:none;padding:10px 16px}
.chat-hint{margin:8px 0 0;font-size:10.5px}
.conversation-empty{margin:24px 0;text-align:center;font-size:12px;color:var(--muted)}
.chef-form{display:grid;grid-template-columns:minmax(0,1.5fr) 150px auto;gap:9px;align-items:end;padding-bottom:12px;border-bottom:1px solid var(--line)}
.chef-form label{font-size:11px;color:var(--muted);display:grid;gap:6px}
.chef-form .primary{height:40px;padding:0 15px;white-space:nowrap}
.ai-result.chat-messages{padding-top:14px;max-height:54vh}
.ai-orb{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;font-size:23px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-4));box-shadow:0 18px 36px -18px var(--accent);animation:floatY 4s ease-in-out infinite}

/* ----------------------------- history ----------------------------- */
.history-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;align-items:start}
.history-card{position:relative;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--panel-solid);box-shadow:var(--shadow-sm);transition:transform .28s,box-shadow .28s,border-color .28s;animation:cardIn .45s ease both}
.history-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.history-card img{width:100%;height:180px;object-fit:cover;background:var(--panel-2);display:block;transition:transform .5s}
.history-card:hover img{transform:scale(1.04)}
.history-card div{padding:13px}
.history-card time{font-size:10.5px;color:var(--muted);display:block;line-height:1.6}
.history-card p{margin:6px 0 10px;font-size:12.5px;line-height:1.6;min-height:38px}
.history-card .secondary,.history-card .danger{padding:6px 9px;font-size:11px;border-radius:9px}
.history-card .secondary{background:var(--accent-soft);border-color:transparent;color:var(--accent)}
.history-card .danger{background:var(--danger-soft)}
.history-card a{color:var(--accent)}
.history-card-clickable{cursor:pointer}
.history-card-clickable:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ----------------------------- history detail ----------------------------- */
.history-detail{margin-bottom:18px;animation:cardIn .35s ease both;scroll-margin-top:90px}
.history-detail-grid{display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr);gap:22px;align-items:start}
.history-detail-photo{min-width:0;display:grid;gap:8px;justify-items:start}
.history-detail-photo img{width:100%;max-height:380px;object-fit:contain;border-radius:14px;background:var(--panel-2);display:block}
.history-detail-photo .text-button{margin:0;padding-left:0}
.history-detail-fields{display:flex;gap:12px;flex-wrap:wrap}
.history-detail-fields .field{flex:1 1 150px;max-width:none;margin-bottom:12px}
.history-detail-items{display:grid;gap:10px}
.history-item{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(90px,.6fr) auto;gap:10px;align-items:start;padding:12px;border:1px solid var(--line);border-radius:14px;background:var(--panel-2)}
.history-item .field{max-width:none;margin:0}
.history-item-side{display:flex;flex-direction:column;align-items:flex-end;gap:6px;min-width:96px}
.history-item-side strong{font-size:13px;white-space:nowrap}
.history-item-side small{font-size:10px;color:var(--muted);word-break:break-all;max-width:120px;text-align:right}
.history-item-side .danger{padding:6px 9px;font-size:11px;border-radius:9px}
.history-resolve{grid-column:1/-1;margin:0;font-size:11px;color:var(--muted)}
.history-resolve:empty{display:none}
.history-resolve.error{color:var(--danger)}
.history-resolve .candidate-title{margin:0 6px}
.history-resolve .candidate{margin:4px 4px 0 0;padding:4px 8px;font-size:11px;border-radius:8px;border:1px solid var(--line);background:var(--panel-solid);color:var(--text);cursor:pointer}
.history-detail-hint{font-size:11.5px;line-height:1.65;margin:10px 0 0}
#history-detail-status{font-size:12px;min-height:18px;margin:6px 0}

/* ----------------------------- custom dish photo entry ----------------------------- */
.custom-food-panel{margin-top:18px;scroll-margin-top:90px}
.custom-food-grid{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:22px;align-items:start}
.custom-food-photo{min-width:0}
.custom-food-drop{position:relative;display:grid;place-items:center;min-height:230px;border:1.5px dashed var(--line-strong);border-radius:18px;background:var(--panel-2);overflow:hidden;cursor:pointer;transition:border-color .25s,background .25s}
.custom-food-drop:hover,.custom-food-drop.drag{border-color:var(--accent);background:var(--accent-soft)}
.custom-food-drop img{width:100%;height:230px;object-fit:cover;display:block}
.custom-food-drop #custom-food-placeholder{display:grid;place-items:center;gap:4px;text-align:center;color:var(--muted);padding:18px}
.custom-food-drop #custom-food-placeholder[hidden]{display:none}
.custom-food-drop #custom-food-placeholder span{font-size:30px;color:var(--accent);line-height:1}
.custom-food-drop #custom-food-placeholder strong{font-size:13px;color:var(--text)}
.custom-food-drop #custom-food-placeholder small{font-size:11px}
.custom-food-fields .field{max-width:none;margin-bottom:12px}
.custom-food-nutrition{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:6px}
.custom-food-nutrition label{display:grid;gap:5px;font-size:11.5px;color:var(--muted)}
.custom-food-nutrition input{width:100%}
.custom-food-fields .muted{font-size:11.5px;line-height:1.65}
.proto-badge{font-style:normal;font-size:9.5px;color:#052e24;background:linear-gradient(135deg,#a7f3d0,#5eead4);border-radius:999px;padding:2px 6px;margin-left:4px;vertical-align:middle;font-weight:700}
#prototype-stats{grid-template-columns:repeat(4,minmax(0,1fr))}
.prototype-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.prototype-food{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px;border:1px solid var(--line);border-radius:13px;background:var(--panel-2);transition:transform .2s,border-color .2s}
.prototype-food:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.prototype-food strong{display:block;font-size:12.5px}
.prototype-food small{display:block;color:var(--muted);font-size:10.5px;margin-top:2px}
.prototype-food .danger{padding:5px 8px;font-size:11px;flex:none}
.prototype-list{display:grid;gap:8px;max-height:520px;overflow:auto}
.prototype-row{display:flex;align-items:center;gap:9px;padding:9px 11px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2)}
.proto-icon{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:12px;flex:none}
.proto-main{flex:1;min-width:0}
.proto-main strong{display:block;font-size:12px}
.proto-main small{display:block;color:var(--muted);font-size:10px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.prototype-row .danger{padding:5px 8px;font-size:11px;flex:none}

/* ----------------------------- settings ----------------------------- */
.settings-panel>label,.settings-panel .field{max-width:260px;margin-bottom:16px}
.target-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-bottom:16px}
.target-grid label{font-size:11.5px;color:var(--muted);display:grid;gap:7px;padding:12px;border:1px solid var(--line);border-radius:13px;background:var(--panel-2)}
.settings-panel hr{border:0;border-top:1px solid var(--line);margin:22px 0}
.settings-panel h2{font-size:15px;margin:0}
.settings-panel p{line-height:1.65}
.warning{font-size:11.5px;color:var(--warn);background:var(--warn-soft);border:1px solid rgba(251,191,36,.2);border-radius:11px;padding:10px 12px;line-height:1.6}

/* ----------------------------- toast / modal / confetti ----------------------------- */
#toast{
  position:fixed;right:22px;bottom:22px;z-index:100;max-width:min(380px,calc(100vw - 32px));
  display:flex;align-items:center;gap:10px;padding:13px 15px;border-radius:14px;
  background:rgba(8,28,21,.92);color:#eafff5;font-size:12.5px;line-height:1.5;
  box-shadow:0 24px 60px -24px rgba(0,0,0,.75);backdrop-filter:blur(14px);
  border:1px solid rgba(127,240,196,.18);opacity:0;transform:translateY(16px) scale(.98);
  pointer-events:none;transition:opacity .25s,transform .25s;overflow:hidden;
}
#toast.show{opacity:1;transform:none}
#toast.error{border-color:rgba(255,133,133,.35)}
#toast.success{border-color:rgba(127,240,196,.4)}
.toast-icon{width:24px;height:24px;border-radius:8px;display:grid;place-items:center;background:rgba(52,211,153,.18);color:#7ff0c4;font-size:13px;flex:none}
#toast.error .toast-icon{background:rgba(255,133,133,.16);color:#ff9c9c}
.toast-progress{position:absolute;left:0;bottom:0;height:2px;width:100%;background:linear-gradient(90deg,#34d399,#38bdf8);transform-origin:left;animation:toastBar 3s linear forwards}
.modal-root{position:fixed;inset:0;z-index:110;display:grid;place-items:center;background:rgba(4,16,12,.45);backdrop-filter:blur(8px);padding:20px}
.modal-card{width:min(380px,100%);background:var(--panel-solid);border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 30px 80px -30px rgba(0,0,0,.7);animation:modalIn .28s cubic-bezier(.2,.8,.2,1)}
.modal-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--warn-soft);color:var(--warn);font-weight:900;font-size:20px;margin-bottom:12px}
.modal-card h3{margin:0 0 6px;font-size:16px}
.modal-card p{margin:0;color:var(--muted);font-size:12.5px;line-height:1.7}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.confetti-layer{position:fixed;inset:0;z-index:120;pointer-events:none;overflow:hidden}
.confetti-piece{position:absolute;top:-12px;width:8px;height:14px;border-radius:2px;animation:confettiFall var(--dur,2.4s) linear forwards}

/* ----------------------------- helpers / responsive ----------------------------- */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[hidden]{display:none!important}
.reveal{opacity:0;transform:translateY(14px)}
.reveal.in{opacity:1;transform:none;transition:opacity .55s ease,transform .55s cubic-bezier(.2,.8,.2,1)}
.chart-panel,.tracker-panel,.today-panel{animation:cardIn .5s ease both}

@keyframes pageIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes cardIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@keyframes msgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes modalIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes softPulse{0%,100%{box-shadow:0 0 0 0 rgba(52,211,153,.28)}50%{box-shadow:0 0 0 6px rgba(52,211,153,0)}}
@keyframes pulseRing{0%{transform:scale(.85);opacity:.8}100%{transform:scale(1.35);opacity:0}}
@keyframes scan{0%{top:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:100%;opacity:0}}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.45}30%{transform:translateY(-4px);opacity:1}}
@keyframes aiProgress{0%{left:-35%}100%{left:100%}}
@keyframes wave{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
@keyframes ripple{to{transform:scale(14);opacity:0}}
@keyframes toastBar{from{transform:scaleX(1)}to{transform:scaleX(0)}}
@keyframes confettiFall{0%{transform:translateY(-10px) rotate(0);opacity:1}100%{transform:translateY(110vh) rotate(720deg);opacity:0}}
@keyframes orbDrift{0%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(24px,-18px,0) scale(1.06)}100%{transform:translate3d(-18px,22px,0) scale(.97)}}
@keyframes sparkle{0%,100%{opacity:.55;transform:scale(.9)}50%{opacity:1;transform:scale(1.15)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}

@media(max-width:1180px){
  .metric-grid,.metric-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr))}
  .target-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .history-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rate-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:900px){
  :root{--top-h:66px}
  .nav{position:fixed;left:0;top:var(--top-h);bottom:0;width:250px;z-index:35;transform:translateX(-106%);transition:transform .3s cubic-bezier(.2,.8,.2,1);border-right:1px solid var(--line);background:var(--panel-solid);padding-top:14px}
  body.nav-open .nav{transform:none}
  body.nav-open .shell::before{content:"";position:fixed;inset:var(--top-h) 0 0;background:rgba(3,14,10,.38);backdrop-filter:blur(3px);z-index:30}
  .nav-toggle{display:grid}
  .shell{display:block}
  .top-context{display:none}
  .live-clock{display:none}
  .two-col{grid-template-columns:1fr}
  .history-detail-grid,.custom-food-grid{grid-template-columns:1fr}
  .ai-layout{grid-template-columns:1fr}
  .conv-sidebar{max-height:none;min-height:0;border-right:0;border-bottom:1px solid var(--line);padding:12px}
  .conv-list{flex-direction:row;overflow-x:auto;gap:6px;padding-bottom:4px}
  .conv-item{min-width:170px;max-width:220px}
  .chat-main{padding:14px}
  .chat-messages{max-height:48vh}
  .chef-form{grid-template-columns:1fr 140px}
  .chef-form .primary{grid-column:span 2}
  main{padding:20px 14px 40px}
  .hero-card{grid-template-columns:1fr;padding:22px}
  .hero-ring{width:120px;height:120px;justify-self:start}
  .meal-stepper{gap:6px}
  .meal-step small{display:none}
}
@media(max-width:640px){
  .topbar{padding:0 12px;gap:8px}
  .brand-copy small{display:none}
  .brand-mark{width:36px;height:36px;border-radius:12px;font-size:16px}
  .status{max-width:120px;overflow:hidden;text-overflow:ellipsis}
  .page-heading{flex-direction:column;align-items:flex-start;gap:10px}
  .page-heading .primary,.page-heading .secondary{width:100%}
  .metric-grid,.metric-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric:last-child:nth-child(odd){grid-column:span 2}
  .history-grid,.food-grid{grid-template-columns:1fr}
  .history-item{grid-template-columns:minmax(0,1fr) 90px}
  .history-item-side{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:flex-end}
  .custom-food-nutrition{grid-template-columns:repeat(2,minmax(0,1fr))}
  .target-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rate-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .search-row{grid-template-columns:1fr}
  .diary-row{grid-template-columns:minmax(100px,1.2fr) repeat(2,minmax(54px,.7fr)) auto;font-size:11px}
  .diary-row>*:nth-child(4){display:none}
  .record-controls{flex-direction:column;align-items:stretch}
  .record-controls .primary{margin-left:0}
  .result-edit{grid-template-columns:1fr 80px 24px}
  .composer{flex-wrap:wrap}
  .composer .primary{width:100%}
  .hero-card{padding:18px}
  .hero-stats{gap:6px}
  .hero-stat{padding:6px 9px}
  .meal-step strong{font-size:11px}
  .step-num{width:30px;height:30px;font-size:12px}
}
@media(max-width:1180px){#prototype-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.prototype-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ----------------------------- kitchen exercise ----------------------------- */
.exercise-weight-field{max-width:132px;margin:0;flex:none}
.exercise-weight-field input{min-height:38px}
.exercise-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:16px}
.exercise-card{
  position:relative;display:flex;flex-direction:column;gap:12px;padding:18px;
  border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);
  box-shadow:var(--shadow-sm);backdrop-filter:blur(14px);min-width:0;
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.exercise-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}
.exercise-card::before{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(320px 160px at 10% 0%,var(--accent-soft),transparent 70%);opacity:.8;pointer-events:none}
.exercise-card-top{display:flex;gap:12px;align-items:flex-start;position:relative;z-index:1}
.exercise-icon{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;font-size:22px;background:var(--accent-soft);border:1px solid rgba(52,211,153,.18);flex:none}
.exercise-card h3{font-size:15px;margin:0 0 3px;letter-spacing:-.01em}
.exercise-card .muted{line-height:1.5}
.exercise-card-meta{display:flex;gap:6px;flex-wrap:wrap}
.exercise-card-actions{display:flex;gap:8px;margin-top:auto;position:relative;z-index:1}
.exercise-card-actions .primary,.exercise-card-actions .secondary{flex:1;padding:8px 10px;font-size:12px;border-radius:10px}
.exercise-history-panel{margin-bottom:16px;padding:16px 20px}
.exercise-history-panel .panel-heading{margin-bottom:10px}
.exercise-history-list{display:grid;gap:8px}
.exercise-history-row{display:grid;grid-template-columns:42px minmax(0,1fr) 82px 82px 52px;gap:10px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:var(--panel-2)}
.exercise-history-del{font-size:11px;padding:5px 6px;color:var(--danger);border-radius:8px;justify-self:end}
.exercise-history-del:hover{background:var(--danger-soft)}
.exercise-history-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:18px;font-weight:750}
.exercise-history-main{min-width:0}
.exercise-history-main strong{display:block;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.exercise-history-main small{display:block;font-size:10.5px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.exercise-history-metric{text-align:right}
.exercise-history-metric strong{display:block;font-size:15px;font-variant-numeric:tabular-nums}
.exercise-history-metric small{display:block;font-size:10px;color:var(--muted);margin-top:2px}
@media(max-width:640px){
  .exercise-history-row{grid-template-columns:38px minmax(0,1fr) 68px 68px 44px}
  .exercise-history-row .exercise-history-icon{width:36px;height:36px}
}
.exercise-player{padding:20px;margin-bottom:16px}
.exercise-stage{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,1fr);gap:18px;align-items:stretch}
.exercise-camera{position:relative;border-radius:18px;overflow:hidden;background:#07110d;border:1px solid var(--line);min-height:240px}
.exercise-camera img{display:block;width:100%;height:auto;object-fit:contain;background:#07110d}
.exercise-camera canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.exercise-side{display:flex;flex-direction:column;min-width:0}
.exercise-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.exercise-title-row h2{font-size:21px;margin:2px 0 0;letter-spacing:-.02em}
.exercise-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:16px 0}
.exercise-metrics>div{background:var(--panel-2);border:1px solid var(--line);border-radius:13px;padding:10px;min-width:0}
.exercise-metrics span{display:block;font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.exercise-metrics strong{display:inline-block;font-size:20px;margin-top:4px;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.exercise-metrics small{font-size:10px;color:var(--muted);margin-left:2px}
.exercise-feedback{min-height:48px;margin:12px 0 0;padding:11px 13px;border-radius:13px;background:var(--accent-soft);border:1px solid rgba(52,211,153,.18);color:var(--accent);font-size:13px;font-weight:650;line-height:1.55;transition:.25s}
.exercise-feedback.warn{background:var(--warn-soft);border-color:rgba(251,191,36,.25);color:var(--warn)}
.exercise-feedback.danger{background:var(--danger-soft);border-color:rgba(223,91,91,.25);color:var(--danger)}
.exercise-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:12px}
.exercise-actions .primary,.exercise-actions .secondary{padding:9px 13px;font-size:12.5px}
.danger-outline{border:1px solid rgba(223,91,91,.32);background:var(--danger-soft);color:var(--danger);border-radius:12px;padding:9px 13px;font-size:12.5px;font-weight:650;transition:.18s}
.danger-outline:hover{transform:translateY(-1px);border-color:var(--danger);box-shadow:0 10px 24px -16px rgba(223,91,91,.8)}
.exercise-guide{margin-top:18px;border-top:1px solid var(--line);padding-top:4px}
.exercise-guide-body{display:grid;grid-template-columns:240px minmax(0,1fr);gap:18px;align-items:start}
.exercise-demo{width:240px;height:240px;border-radius:20px;background:#08130f;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden;box-shadow:0 18px 40px -28px rgba(5,40,28,.8)}
.exercise-demo-video{width:100%;height:100%;object-fit:cover;display:block;background:#08130f}
.exercise-modes{display:flex;align-items:stretch;gap:6px;flex-wrap:wrap;margin:10px 0 2px}
.exercise-mode-label{display:inline-flex;align-items:center;font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;padding-right:2px}
.exercise-mode{display:flex;flex-direction:column;align-items:flex-start;gap:1px;padding:7px 10px;border-radius:11px;border:1px solid var(--line);background:var(--panel-2);color:var(--text);cursor:pointer;transition:.18s}
.exercise-mode strong{font-size:11.5px;font-weight:700;line-height:1.2}
.exercise-mode small{font-size:9.5px;color:var(--muted);line-height:1.3;white-space:nowrap}
.exercise-mode:hover{border-color:var(--accent);background:var(--accent-soft)}
.exercise-mode.active{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 8px 20px -16px var(--accent)}
.exercise-mode.active strong{color:var(--accent)}
.exercise-mode:disabled{opacity:.55;cursor:not-allowed}
.exercise-guide-copy ol{margin:0 0 10px;padding-left:1.3em;font-size:13px;line-height:1.85;color:var(--text)}
.exercise-guide-copy ol li::marker{color:var(--accent);font-weight:700}
.exercise-guide-copy .muted{line-height:1.6}
.exercise-guide-copy .warning{margin-top:10px}
.exercise-empty{padding:32px 12px;text-align:center;color:var(--muted);font-size:13px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:var(--panel-2)}
@media(max-width:1180px){
  .exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
  .exercise-stage{grid-template-columns:1fr}
  .exercise-guide-body{grid-template-columns:1fr}
  .exercise-demo{width:100%;height:240px}
}
@media(max-width:640px){
  .exercise-grid{grid-template-columns:1fr}
  .exercise-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .exercise-actions{flex-direction:column;align-items:stretch}
  .exercise-actions .primary,.exercise-actions .secondary,.exercise-actions .danger-outline,.exercise-actions .text-button{width:100%}
}
.exercise-metrics strong.low{color:var(--danger)}
.exercise-camera-placeholder{position:absolute;inset:0;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:20px;text-align:center;color:rgba(232,245,238,.72);background:radial-gradient(circle at 50% 40%,rgba(52,211,153,.14),transparent 68%)}
.exercise-camera-placeholder span{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(127,240,196,.4);color:#7ff0c4;font-size:24px;background:rgba(6,20,15,.45)}
.exercise-camera-placeholder strong{font-size:14px}
.exercise-camera-placeholder small{font-size:11px;color:rgba(232,245,238,.52)}
#exercise-player,#exercise-guide-title{scroll-margin-top:calc(var(--top-h) + 18px)}
.back-button{font-size:18px;font-weight:800;line-height:1}
/* Camera pages: drop expensive backdrop blur/orb animations while streaming. */
body.camera-active .aurora-bg .orb{animation:none;filter:blur(42px);opacity:.16}
body.camera-active .grain{display:none}
body.camera-active .topbar,
body.camera-active .panel,
body.camera-active .nav{backdrop-filter:none;background:var(--panel-solid)}
body.camera-active .panel:hover{box-shadow:var(--shadow-sm);transform:none}
/* Idle low-power mode: stop continuous blur/orb/pulse animations after 20 s. */
body.idle-quiet .aurora-bg .orb{animation:none;opacity:.12;filter:blur(52px)}
body.idle-quiet .grain{display:none}
body.idle-quiet .brand-mark::after,
body.idle-quiet .context-dot,
body.idle-quiet .status.online::before,
body.idle-quiet .pulse-dot{animation:none}
body.idle-quiet .panel{backdrop-filter:none;background:var(--panel-solid)}
body.idle-quiet .water-wave i{animation:none}

/* Kiosk (Qt WebEngine software compositor on RK3588):
   continuous CSS animations and backdrop blur are the main CPU cost.
   Keep the kiosk UI static; normal browser/mobile sessions are unaffected. */
body.kiosk *,
body.kiosk *::before,
body.kiosk *::after{animation:none!important}
body.kiosk .topbar,
body.kiosk .nav,
body.kiosk .panel,
body.kiosk .hero-stat,
body.kiosk .hero-ring::before,
body.kiosk .exercise-card,
body.kiosk .modal-root,
body.kiosk .modal-card{backdrop-filter:none!important}
/* Exercise demonstration animation is useful and only runs on that page. */