:root{
  --bg:#0b1120; --card:#151d31; --card2:#1c2742; --line:#263352;
  --txt:#eef2ff; --muted:#8b98b8; --accent:#4ade80; --accent2:#22c55e;
  --amber:#fbbf24; --sky:#38bdf8; --rose:#fb7185; --violet:#a78bfa;
  --radius:18px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--txt);
  font-family:'Noto Sans Thai',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  min-height:100dvh; padding-bottom:calc(24px + env(safe-area-inset-bottom));
}
button{font-family:inherit}

/* ---------- topbar ---------- */
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 18px 10px;
}
.brand{display:flex; gap:12px; align-items:center}
.logo{
  font-size:26px; width:48px; height:48px; display:grid; place-items:center;
  background:linear-gradient(135deg,#14532d,#166534); border-radius:14px;
}
.brand h1{margin:0; font-size:19px; letter-spacing:.2px}
.brand p{margin:2px 0 0; font-size:12px; color:var(--muted)}
.ring-wrap{position:relative; width:56px; height:56px}
.ring{width:56px; height:56px; transform:rotate(-90deg)}
.ring circle{fill:none; stroke-width:5}
.ring-bg{stroke:var(--line)}
.ring-fg{
  stroke:var(--accent); stroke-linecap:round;
  stroke-dasharray:113; stroke-dashoffset:113; transition:stroke-dashoffset .6s ease, stroke .3s;
}
.ring-fg.over{stroke:var(--rose)}
.ring-txt{position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; line-height:1}
.ring-txt b{font-size:13px}
.ring-txt small{font-size:8px; color:var(--muted); margin-top:1px}

/* ---------- tabs ---------- */
.tabs{
  display:flex; gap:6px; padding:6px 14px 12px;
  position:sticky; top:0; z-index:20;
  background:linear-gradient(var(--bg) 80%, transparent);
}
.tab{
  flex:1; padding:10px 4px; border:1px solid var(--line); background:var(--card);
  color:var(--muted); border-radius:12px; font-size:13.5px; font-weight:600; cursor:pointer;
  transition:.15s;
}
.tab.active{background:var(--card2); color:var(--txt); border-color:#3b4d78}
.tabpane{display:none; padding:0 16px; animation:fade .2s ease}
.tabpane.active{display:block}
@keyframes fade{from{opacity:0; transform:translateY(6px)} to{opacity:1; transform:none}}

/* ---------- hero / dropzone ---------- */
.hero-card{
  position:relative; border-radius:var(--radius); overflow:hidden;
  background:var(--card); border:1.5px dashed #33456e;
  min-height:230px; display:grid; place-items:center; cursor:pointer;
  transition:border-color .15s;
}
.hero-card.has-img{border-style:solid; border-color:var(--line)}
.cam-ico{font-size:44px; text-align:center}
.dz-title{text-align:center; font-weight:700; font-size:17px; margin:10px 0 2px}
.dz-sub{text-align:center; color:var(--muted); font-size:13px; margin:0}
#preview{width:100%; height:280px; object-fit:cover; display:block}
.btn-rephoto{
  position:absolute; right:10px; bottom:10px;
  background:rgba(11,17,32,.75); color:#fff; border:1px solid var(--line);
  border-radius:999px; padding:8px 14px; font-size:13px; cursor:pointer; backdrop-filter:blur(4px);
}

/* ---------- buttons ---------- */
.btn-primary{
  width:100%; border:none; border-radius:14px; padding:15px;
  background:linear-gradient(135deg,var(--accent2),#16a34a);
  color:#052e16; font-size:16px; font-weight:800; cursor:pointer;
  box-shadow:0 6px 18px rgba(34,197,94,.25); transition:.15s;
}
.btn-primary:disabled{opacity:.35; box-shadow:none; cursor:not-allowed}
.btn-primary:not(:disabled):active{transform:scale(.98)}
.btn-big{margin-top:14px}
.btn-ghost{
  background:transparent; border:1px solid var(--line); color:var(--muted);
  border-radius:10px; padding:8px 14px; font-size:14px; cursor:pointer;
}
.hint-center{text-align:center; color:var(--muted); font-size:12px; margin:10px 0 4px}

/* loading state inside analyze button */
.btn-primary.loading .btn-label::before{
  content:""; display:inline-block; width:14px; height:14px; margin-right:8px;
  border:2.5px solid rgba(5,46,22,.35); border-top-color:#052e16;
  border-radius:50%; animation:spin .7s linear infinite; vertical-align:-2px;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- today macros ---------- */
.today-macros,.recent{margin-top:22px}
h2{font-size:15px; margin:0 0 10px; color:#c7d2fe}
.sec-title{margin-top:22px}
.macro-bars{display:flex; flex-direction:column; gap:10px}
.mbar{background:var(--card); border:1px solid var(--line); border-radius:14px; padding:11px 14px}
.mbar .row{display:flex; justify-content:space-between; font-size:13px; margin-bottom:7px}
.mbar .row b{font-size:14px}
.mbar .track{height:8px; background:#0e1526; border-radius:99px; overflow:hidden}
.mbar .fill{height:100%; border-radius:99px; width:0%; transition:width .5s ease}
.mbar.cal .fill{background:var(--amber)} .mbar.pro .fill{background:var(--accent)}
.mbar.carb .fill{background:var(--sky)} .mbar.fat .fill{background:var(--rose)}
.mbar .fill.over{background:var(--rose)}

/* ---------- entry list ---------- */
.entry-list{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:8px}
.entry-list li{
  background:var(--card); border:1px solid var(--line); border-radius:14px;
  padding:12px 14px; display:flex; justify-content:space-between; gap:10px; align-items:center;
}
.entry-list .nm{font-weight:700; font-size:14.5px}
.entry-list .mt{color:var(--muted); font-size:12px; margin-top:3px}
.entry-list .kcal{font-weight:800; color:var(--amber); font-size:15px; white-space:nowrap}
.entry-list .del{
  background:transparent; border:none; color:#64748b; font-size:16px; cursor:pointer; padding:4px;
}
.entry-list .del:hover{color:var(--rose)}
.empty-msg{color:var(--muted); text-align:center; padding:22px 0; font-size:13.5px}

/* ---------- history ---------- */
.date-nav{display:flex; gap:8px; align-items:center; margin-bottom:12px}
.date-nav input{
  flex:1; background:var(--card); border:1px solid var(--line); color:var(--txt);
  border-radius:12px; padding:10px 12px; font-size:14px; color-scheme:dark;
}
.day-summary{
  display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-bottom:14px;
}
.day-summary .ds{background:var(--card); border:1px solid var(--line); border-radius:12px; padding:10px 6px; text-align:center}
.day-summary .ds b{display:block; font-size:15px}
.day-summary .ds span{font-size:10.5px; color:var(--muted)}
.week{display:flex; flex-direction:column; gap:7px}
.week .day{display:grid; grid-template-columns:86px 1fr 74px; gap:10px; align-items:center; font-size:13px}
.week .dbar{height:9px; background:#0e1526; border-radius:99px; overflow:hidden}
.week .dbar i{display:block; height:100%; background:var(--amber); border-radius:99px}
.week .day .kc{text-align:right; color:var(--muted)}

/* ---------- goals ---------- */
.goals-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px; display:grid; grid-template-columns:1fr 1fr; gap:12px;
}
.goals-card label{display:flex; flex-direction:column; gap:6px; font-size:12.5px; color:var(--muted)}
.goals-card input{
  background:#0e1526; border:1px solid var(--line); color:var(--txt);
  border-radius:10px; padding:11px 12px; font-size:16px;
}
.goals-card .btn-primary{grid-column:1/-1; margin-top:4px}
.foot-note{color:var(--muted); font-size:12px; text-align:center; margin-top:16px; line-height:1.6}

/* ---------- overlay loading ---------- */
.overlay{
  position:fixed; inset:0; z-index:60; background:rgba(6,10,20,.82); backdrop-filter:blur(3px);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:14px;
}
.overlay.hidden{display:none}
.spinner{
  width:52px; height:52px; border-radius:50%;
  border:4px solid var(--line); border-top-color:var(--accent);
  animation:spin .8s linear infinite;
}
.overlay p{margin:0; font-size:16px; font-weight:700}
.ov-sub{color:var(--muted); font-size:13px !important; font-weight:400 !important}
.ov-cancel{margin-top:8px}

/* ---------- bottom sheet ---------- */
.sheet-backdrop{position:fixed; inset:0; background:rgba(0,0,0,.5); z-index:70}
.sheet-backdrop.hidden{display:none}
.sheet{
  position:fixed; left:0; right:0; bottom:0; z-index:80;
  background:var(--card); border-radius:24px 24px 0 0;
  border-top:1px solid var(--line);
  padding:10px 18px calc(18px + env(safe-area-inset-bottom));
  max-height:88dvh; overflow-y:auto;
  transform:translateY(105%); transition:transform .28s cubic-bezier(.32,.72,.28,1);
}
.sheet.open{transform:translateY(0)}
.sheet.hidden{display:none}
.sheet-handle{width:44px; height:5px; background:#3b4d78; border-radius:99px; margin:4px auto 14px}
.sheet-head{display:flex; justify-content:space-between; gap:12px; align-items:flex-start}
.sheet-head h3{margin:0 0 6px; font-size:18px}
.badges{display:flex; gap:6px; flex-wrap:wrap}
.badge{font-size:11px; padding:3px 10px; border-radius:999px; font-weight:700}
.badge.low{background:#3f1d1d; color:#fca5a5}
.badge.medium{background:#3a2c10; color:#fcd34d}
.badge.high{background:#123524; color:#86efac}
.badge.ghost{background:var(--card2); color:var(--muted); font-weight:500}
.r-cal-big{text-align:right; line-height:1}
.r-cal-big b{font-size:30px; color:var(--amber)}
.r-cal-big small{display:block; color:var(--muted); font-size:11px; margin-top:2px}

.macro-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:8px; margin:14px 0}
.mcard{background:var(--card2); border-radius:14px; padding:12px 8px; text-align:center}
.mcard b{display:block; font-size:20px}
.mcard span{font-size:11px; color:var(--muted)}
.mcard.p b{color:var(--accent)} .mcard.c b{color:var(--sky)} .mcard.f b{color:var(--rose)}

.items-list{margin:0 0 12px; padding:0 0 0 18px; color:var(--muted); font-size:13px}
.items-list li{margin:2px 0}

.portion-block{margin:6px 0 12px}
.lbl{font-size:12.5px; color:var(--muted); margin:0 0 7px}
.seg{display:grid; grid-template-columns:repeat(3,1fr); gap:6px}
.seg button{
  padding:11px 4px; border-radius:11px; border:1px solid var(--line);
  background:var(--card2); color:var(--muted); font-size:13px; font-weight:600; cursor:pointer;
}
.seg button.on{background:#14532d; border-color:#16a34a; color:#bbf7d0}
.gm-row{display:flex; gap:8px; align-items:flex-end; margin-top:10px}
.gm-row.hidden{display:none}
.gm-row label{flex:1; display:flex; flex-direction:column; gap:5px; font-size:12px; color:var(--muted)}
.gm-row input{
  background:#0e1526; border:1px solid var(--line); color:var(--txt);
  border-radius:10px; padding:10px 12px; font-size:15px;
}

.manual{margin:4px 0 12px; border:1px solid var(--line); border-radius:14px; background:var(--card2)}
.manual summary{padding:12px 14px; font-size:13.5px; cursor:pointer; color:var(--muted); font-weight:600}
.manual-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px; padding:0 14px 14px}
.manual-grid label{display:flex; flex-direction:column; gap:5px; font-size:12px; color:var(--muted)}
.manual-grid .full{grid-column:1/-1}
.manual-grid input,.manual-grid select{
  background:#0e1526; border:1px solid var(--line); color:var(--txt);
  border-radius:10px; padding:10px 12px; font-size:15px;
}

/* ---------- toast ---------- */
.toast{
  position:fixed; left:50%; bottom:calc(28px + env(safe-area-inset-bottom));
  transform:translateX(-50%); z-index:100;
  background:#052e16; color:#bbf7d0; border:1px solid #16a34a;
  padding:12px 20px; border-radius:999px; font-size:14px; font-weight:600;
  box-shadow:0 8px 24px rgba(0,0,0,.4); animation:fade .2s ease;
}
.toast.err{background:#3f1d1d; color:#fecaca; border-color:#b91c1c}
.toast.hidden{display:none}

@media(min-width:760px){
  main{max-width:640px; margin:0 auto}
  .topbar,.tabs{max-width:640px; margin:0 auto}
}