:root{
  --bg:#FBF7F0;--surface:#FFFFFF;--ink:#1E2A23;--ink-2:#3D4A42;--muted:#5A665E;--line:#E6DFD2;--line-2:#EFE9DE;
  --accent:#2F6B4F;--accent-ink:#1F4D38;--accent-soft:#E7F0EA;--warm:#8A3A18;--warm-soft:#FBEDE4;--warm-line:#EDCDB8;
  --tip:#FFF8EC;--tip-line:#EFDDBB;--tip-ink:#7A5418;
  --serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55}
button,input,select,textarea{font:inherit;color:inherit}
b,.num{font-variant-numeric:tabular-nums}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:var(--muted);font-size:16px;line-height:1.7;margin:0}

.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 48px;border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.brand-name{font-family:var(--serif);font-size:28px;font-weight:700;letter-spacing:1px}
.brand-tag{color:var(--muted);font-size:15px}
.top-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.stat{display:flex;align-items:center;gap:6px;color:var(--ink-2);font-size:15px}
.pill{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 16px;border-radius:22px;border:1.5px solid #D9D0C0;background:var(--surface);cursor:pointer;font-size:15px}
.pill:hover{border-color:var(--accent)}
.pill-like{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-ink);font-weight:700}
.pill-like[aria-pressed="true"]{background:var(--accent);color:#fff}

.layout{display:grid;grid-template-columns:minmax(0,560px) minmax(0,1fr);gap:40px;padding:28px 48px 32px;align-items:start;max-width:1440px;margin:0 auto}
.left{display:flex;flex-direction:column;gap:18px;min-width:0}
.right{position:sticky;top:96px;min-width:0;max-height:calc(100vh - 112px);overflow:auto;padding-right:4px}

.profile-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;background:var(--surface);border:1px solid var(--line);border-radius:14px;cursor:pointer;text-align:left;font-size:17px}
.profile-bar:hover{border-color:var(--accent)}
.link{color:var(--accent);font-size:15px;white-space:nowrap}

.chat{display:flex;flex-direction:column;gap:12px;max-height:420px;overflow:auto;padding:4px 2px}
.chat-hello h1{margin:4px 0 6px;font-family:var(--serif);font-size:34px}
.chat-hello p{margin:0;color:var(--ink-2);font-size:17px}
.msg{max-width:92%;padding:12px 16px;border-radius:16px;font-size:17px;line-height:1.6;white-space:pre-wrap;word-break:break-word}
.msg-user{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:6px}
.msg-bot{align-self:flex-start;background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:6px}
.msg-bot.warn{background:var(--warm-soft);border-color:var(--warm-line)}
.choices{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.choice{min-height:44px;padding:0 16px;border-radius:12px;border:1.5px solid var(--accent);background:var(--accent-soft);color:var(--accent-ink);font-weight:700;cursor:pointer}
.choice:disabled{opacity:.5;cursor:default}
.typing{align-self:flex-start;color:var(--muted);font-size:15px}

.composer{display:flex;flex-direction:column;gap:10px}
.composer textarea{min-height:84px;border:1.5px solid #D9D0C0;border-radius:16px;padding:14px;font-size:19px;line-height:1.5;resize:vertical;background:var(--surface)}
.composer textarea:focus,.field:focus{outline:3px solid rgba(47,107,79,.25);border-color:var(--accent)}
.composer-row{display:flex;gap:12px;align-items:stretch}
.oil{display:flex;align-items:center;gap:10px;padding:0 14px;background:var(--surface);border:1px solid var(--line);border-radius:14px;font-size:16px}
.oil select{border:0;background:transparent;min-height:52px;font-size:16px;cursor:pointer}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:54px;padding:0 20px;border-radius:14px;font-size:19px;font-weight:700;border:0;cursor:pointer}
.btn-primary{background:var(--accent);color:#fff;flex-grow:1}
.btn-primary:hover{background:#255a42}
.btn-primary:disabled{background:#8FA99A;cursor:wait}
.btn-ghost{background:var(--surface);border:1.5px solid #D9D0C0;color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent)}

.block{display:flex;flex-direction:column;gap:10px}
.block-title{display:flex;align-items:center;gap:8px;font-size:19px;font-weight:700}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{min-height:46px;padding:0 18px;border-radius:23px;border:1.5px solid #D9D0C0;background:var(--surface);font-size:17px;cursor:pointer}
.chip:hover{border-color:var(--accent)}
.recipes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.recipe{display:flex;flex-direction:column;gap:6px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:16px;text-align:left;cursor:pointer}
.recipe:hover{border-color:var(--accent)}
.recipe b{font-size:18px}
.recipe small{font-size:14px;color:var(--muted)}
.recipe em{font-style:normal;font-size:13px;color:var(--accent)}
.favorites{display:flex;flex-direction:column;gap:10px}
.fav{display:flex;align-items:center;gap:10px;padding:14px 16px;background:var(--surface);border:1px solid var(--line);border-radius:16px}
.fav-open{flex-grow:1;display:flex;flex-direction:column;gap:2px;border:0;background:transparent;text-align:left;cursor:pointer;padding:0}
.fav-open b{font-size:18px}
.fav-open small{font-size:14px;color:var(--muted)}
.fav-del{border:0;background:transparent;color:var(--muted);cursor:pointer;min-height:44px;min-width:44px;font-size:15px}
.empty{color:var(--muted);font-size:15px;margin:0}

.result{display:flex;flex-direction:column;gap:16px}
.result-empty{border:1px dashed #D9D0C0;border-radius:22px;overflow:hidden;background:var(--surface)}
.result-empty img{display:block;width:100%;height:auto}
.result-empty p{margin:0;padding:18px 24px 22px;color:var(--ink-2);font-size:17px}
.banner{display:flex;align-items:center;gap:10px;padding:14px 18px;background:var(--accent-soft);border-radius:14px;color:var(--accent-ink);font-size:18px}
.tabs{display:flex;flex-wrap:wrap;gap:8px}
.tab{min-height:46px;padding:0 18px;border-radius:23px;border:1.5px solid #D9D0C0;background:var(--surface);font-size:16px;cursor:pointer}
.tab[aria-selected="true"]{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-ink);font-weight:700}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.seg{display:flex;background:var(--line-2);border-radius:14px;padding:4px;gap:4px}
.seg button{min-height:44px;padding:0 18px;border-radius:10px;border:0;background:transparent;font-size:16px;color:var(--ink-2);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--surface);font-weight:700;color:var(--ink)}
.seg button:disabled{opacity:.45;cursor:default}
.card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:6px 28px 12px}
.card-title{display:block;padding-top:14px;font-size:15px;color:var(--accent);font-weight:700}
.row{display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--line-2)}
.bar{width:10px;height:48px;border-radius:5px;flex-shrink:0;background:#8A8F88}
.bar-meat{background:#B4532A}.bar-fish{background:#3F6E8C}.bar-egg,.bar-dairy{background:#C99A2E}.bar-vegetable{background:#2F6B4F}.bar-fruit{background:#8C5A9E}.bar-oil{background:#B08A2E}
.hint-gap{margin-top:8px}
.row-name{flex-grow:1;display:flex;flex-direction:column;gap:3px;min-width:0}
.row-name b{font-size:22px}
.row-name small{font-size:14px;color:var(--muted)}
.fixed-tag{display:inline-block;margin-left:8px;padding:0 8px;border-radius:8px;background:var(--accent-soft);color:var(--accent-ink);font-size:13px;font-weight:700;vertical-align:middle}
.grams{display:flex;align-items:baseline;gap:4px;border:0;background:transparent;cursor:pointer;padding:6px 8px;border-radius:12px}
.grams:hover{background:var(--line-2)}
.grams:disabled{cursor:default;background:transparent}
.grams b{font-size:44px;line-height:1}
.grams span{font-size:19px}
.sum{display:flex;justify-content:space-between;align-items:center;padding:16px 0 6px;font-size:18px}
.sum span:first-child{color:var(--ink-2);font-size:16px}
.hint{margin:0 0 8px;color:var(--muted);font-size:14px}
.notice{padding:14px 16px;background:var(--surface);border:1px dashed #D9D0C0;border-radius:14px;color:var(--ink-2);font-size:16px;line-height:1.6}
.tip{background:var(--tip);border:1px solid var(--tip-line);border-radius:18px;padding:16px 18px}
.tip b{display:flex;align-items:center;gap:8px;color:var(--tip-ink);font-size:17px}
.tip p{margin:6px 0 0;font-size:17px;line-height:1.7;color:var(--ink-2)}
.actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.actions .btn-primary{grid-column:1/-1}
details.more{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px 18px}
details.more summary{cursor:pointer;font-size:17px}
details.more table{width:100%;margin-top:10px;border-collapse:collapse;font-size:16px}
details.more td{padding:6px 0;border-bottom:1px solid var(--line-2)}
details.more td:last-child{text-align:right;font-variant-numeric:tabular-nums}
.fail{background:var(--warm-soft);border:1px solid var(--warm-line);border-radius:20px;padding:20px 22px}
.fail h2{margin:0 0 8px;color:var(--warm);font-size:22px}
.fail p{margin:6px 0;font-size:17px;line-height:1.7;color:var(--ink-2)}

.footer{padding:20px 48px 32px;border-top:1px solid var(--line);color:var(--muted);font-size:14px;line-height:1.7;max-width:1440px;margin:0 auto}

.dialog{border:0;border-radius:22px;padding:0;max-width:640px;width:calc(100% - 32px);background:var(--bg);color:var(--ink);box-shadow:0 20px 60px rgba(30,42,35,.25)}
.dialog::backdrop{background:rgba(30,42,35,.45)}
.dialog-body{display:flex;flex-direction:column;gap:16px;padding:28px}
.dialog h2{margin:0;font-family:var(--serif);font-size:28px}
.check{display:flex;gap:12px;align-items:flex-start;font-size:18px;line-height:1.55;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:14px;cursor:pointer}
.check input{width:24px;height:24px;margin-top:2px;accent-color:var(--accent);flex-shrink:0}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.field-wrap{display:flex;flex-direction:column;gap:8px;font-size:15px;color:var(--muted)}
.field{height:56px;border:1.5px solid #D9D0C0;border-radius:14px;padding:0 14px;font-size:22px;background:var(--surface);width:100%;font-variant-numeric:tabular-nums}
.range{display:flex;gap:6px;align-items:center;color:var(--ink)}
.error{margin:0;color:var(--warm);font-size:16px}
.dialog-actions{display:flex;gap:12px;justify-content:flex-end}
.dialog-actions .btn{flex-grow:0;min-width:120px}
.grams-input{display:flex;align-items:baseline;gap:8px;justify-content:center}
.field.big{height:84px;font-size:52px;text-align:center;max-width:240px;font-weight:700}
.grams-input span{font-size:24px}
.share-box{height:auto;font-size:14px;padding:12px;resize:none}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 20px;border-radius:12px;font-size:16px;z-index:20}

@media (max-width:1023px){
  .topbar{padding:12px 20px;position:static}
  .layout{grid-template-columns:minmax(0,1fr);padding:20px}
  .right{position:static;max-height:none;overflow:visible}
  .grid3{grid-template-columns:minmax(0,1fr)}
  .footer{padding:20px}
}