:root {
  --bg: #f5f5f0;
  --card: #ffffff;
  --text: #222;
  --text-dim: #666;
  --border: #e0ddd4;
  --accent: #2f6d4f;
  --accent-light: #e4f0e9;
  --ok-bg: #e3f3e5;   --ok-border: #b5dcb9;   --ok-text: #1f5a2a;
  --warn-bg: #fbf1d8; --warn-border: #e6c98c; --warn-text: #8a6914;
  --bad-bg: #fae2de;  --bad-border: #e4a69c;  --bad-text: #8a2e24;
  --ref-bg: #eeece4;  --ref-border: #d8d3c4;  --ref-text: #5f5f5f;
  --chip: #eceae2;
  --input: #fafaf7;
  --shadow: 0 1px 3px rgba(0,0,0,.06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12181a; --card: #1c2428; --text: #e8e8e4; --text-dim: #9aa0a0;
    --border: #2d363a; --accent: #5bae87; --accent-light: #20342b;
    --ok-bg:#1e3a26; --ok-border:#3a6b47; --ok-text:#8fd69b;
    --warn-bg:#3d3114; --warn-border:#75632c; --warn-text:#ecc968;
    --bad-bg:#3d1e19; --bad-border:#7a3d35; --bad-text:#eb9b90;
    --ref-bg:#252a2d; --ref-border:#3b4248; --ref-text:#9aa0a0;
    --chip:#262f33; --input:#11181b; --shadow:0 1px 3px rgba(0,0,0,.3);
  }
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px; line-height: 1.5; -webkit-text-size-adjust: 100%;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 12px 12px 60px; }
.top { display:flex; align-items:center; justify-content:space-between; gap:8px; margin: 6px 0 14px; flex-wrap: wrap; }
h1 { font-size: 20px; margin: 0; letter-spacing: .5px; }
h2 { font-size: 13px; font-weight: 600; margin: 0 0 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
h3 { margin: 0 0 10px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 12px; margin-bottom: 12px; box-shadow: var(--shadow); }

/* pet bar */
.pet-bar { display: flex; gap: 4px; align-items: center; }
.pet-bar select {
  padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--input); color: var(--text); font-size: 14px; min-height: 34px;
}
.btn-sm {
  padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--card); color: var(--text); cursor: pointer; font-size: 13px;
  min-height: 34px; min-width: 34px;
}
.btn-sm:hover { background: var(--chip); }
.btn-sm.primary { background: var(--accent); color: white; border-color: var(--accent); }

.dog-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 12px; color: var(--text-dim); }
.field input[type="number"], .field select, .field input[type="text"], input[type="search"] {
  width: 100%; padding: 10px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--input); color: var(--text); font-size: 16px; outline: none; min-height: 42px;
  -moz-appearance: textfield;
}
.field input[type="number"]::-webkit-outer-spin-button,
.field input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.field input:focus, .field select:focus, input:focus { border-color: var(--accent); }

.chk-row { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; }
.chk-row label { font-size: 13px; color: var(--text); display: inline-flex; align-items: center; gap: 4px; }

.energy {
  margin-top: 10px; padding: 10px; background: var(--accent-light);
  border-radius: 8px; font-size: 14px;
}
.energy b { font-variant-numeric: tabular-nums; }
.dim { color: var(--text-dim); font-size: 12px; margin-left: 6px; }

/* Picker */
.picker-header {
  position: sticky; top: 0; background: var(--card); padding: 2px 0 8px;
  margin: -12px -12px 8px -12px; padding-left: 12px; padding-right: 12px; padding-top: 12px;
  border-bottom: 1px solid var(--border); z-index: 5;
}
.search { -webkit-appearance: none; appearance: none; padding: 11px 14px; border-radius: 10px; }
.cat-legend { display: flex; flex-wrap: wrap; gap: 6px 10px; font-size: 11px; color: var(--text-dim); margin-top: 8px; }
.cat-legend .item { display: inline-flex; align-items: center; gap: 4px; }
.cat-legend .dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

.ing-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 6px; margin-top: 4px; }
.ing-btn {
  position: relative; min-height: 44px; padding: 10px 8px 8px 16px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--card); color: var(--text);
  font-size: 13px; text-align: left; cursor: pointer; transition: all .12s;
  line-height: 1.3;
}
.ing-btn:hover { border-color: var(--accent); }
.ing-btn.active {
  background: var(--accent-light); border-color: var(--accent);
  font-weight: 600;
}
.ing-btn::before {
  content: ""; position: absolute; top: 13px; left: 6px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--cat-color, #999);
}
.ing-btn .pending { font-size: 10px; color: var(--text-dim); display: block; }
.ing-btn.hidden { display: none; }

.recipe-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; flex-wrap: wrap; gap: 6px; }
.recipe-head h2 { margin: 0; }
.recipe-actions { display: flex; gap: 4px; }
.recipe-bar { display: flex; gap: 4px; margin-bottom: 10px; align-items: center; flex-wrap: wrap; }
.recipe-bar select {
  flex: 1; min-width: 120px;
  padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--input); color: var(--text); font-size: 14px; min-height: 34px;
}
.recipe-list:empty::before {
  content: "尚未加入任何食材。點上方食材按鈕加入,然後輸入克數。";
  color: var(--text-dim); font-size: 13px; display: block; text-align: center; padding: 20px 0;
}
.recipe-row {
  display: grid; grid-template-columns: 1fr auto auto auto;
  align-items: center; gap: 6px; padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.recipe-row:last-child { border-bottom: none; }
.recipe-row .name { font-size: 14px; }
.recipe-row .name::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--cat-color, #999); margin-right: 6px; vertical-align: middle; }
.recipe-row .sub { font-size: 11px; color: var(--text-dim); }
.recipe-row .qty { width: 64px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; background: var(--input); color: var(--text); font-size: 14px; text-align: right; }
.recipe-row .unit { font-size: 12px; color: var(--text-dim); }
.recipe-row .del {
  border: none; background: none; cursor: pointer; color: var(--text-dim);
  font-size: 16px; padding: 4px 8px;
}
.recipe-row .del:hover { color: var(--bad-text); }
.recipe-totals { padding-top: 10px; font-size: 14px; }
.recipe-totals b { font-variant-numeric: tabular-nums; }

/* Summary */
.macro-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin-bottom: 10px; }
.macro-cards .m { padding: 10px; border: 1px solid var(--border); border-radius: 8px; text-align: center; background: var(--input); }
.macro-cards .m .lbl { font-size: 11px; color: var(--text-dim); }
.macro-cards .m .v { font-size: 18px; font-weight: 600; margin-top: 2px; font-variant-numeric: tabular-nums; }
.macro-cards .m .sub { font-size: 11px; color: var(--text-dim); }

.dmb-box { padding: 10px; background: var(--accent-light); border-radius: 8px; margin-bottom: 10px; font-size: 13px; }
.dmb-box .row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 6px; }
.dmb-box .col { text-align: center; }
.dmb-box .col .v { font-size: 16px; font-weight: 600; font-variant-numeric: tabular-nums; }
.dmb-box .col .k { font-size: 11px; color: var(--text-dim); }

.ratio-box { font-size: 13px; margin-bottom: 10px; display: flex; gap: 10px; flex-wrap: wrap; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; }
.tag.ok { background: var(--ok-bg); color: var(--ok-text); border: 1px solid var(--ok-border); }
.tag.warn { background: var(--warn-bg); color: var(--warn-text); border: 1px solid var(--warn-border); }
.tag.bad { background: var(--bad-bg); color: var(--bad-text); border: 1px solid var(--bad-border); }
.tag.ref { background: var(--ref-bg); color: var(--ref-text); border: 1px solid var(--ref-border); }

.status-counts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 10px; font-size: 13px; }
.status-counts .box { padding: 10px 4px; text-align: center; border-radius: 8px; border: 1px solid transparent; }
.status-counts .box b { display: block; font-size: 20px; }
.status-counts .box.ok { background: var(--ok-bg); color: var(--ok-text); border-color: var(--ok-border); }
.status-counts .box.warn { background: var(--warn-bg); color: var(--warn-text); border-color: var(--warn-border); }
.status-counts .box.bad { background: var(--bad-bg); color: var(--bad-text); border-color: var(--bad-border); }
.status-counts .box.ref { background: var(--ref-bg); color: var(--ref-text); border-color: var(--ref-border); }

/* Gap suggestions */
.gap-box:empty { display: none; }
.gap-box { margin-bottom: 10px; padding: 10px; background: var(--warn-bg); border: 1px solid var(--warn-border); border-radius: 8px; }
.gap-box h4 { margin: 0 0 8px; font-size: 12px; color: var(--warn-text); text-transform: uppercase; letter-spacing: 1px; }
.gap-line { font-size: 13px; padding: 4px 0; line-height: 1.6; }
.gap-name { color: var(--warn-text); font-weight: 600; margin-right: 4px; }
.gap-sugs { display: inline-flex; flex-wrap: wrap; gap: 4px; vertical-align: middle; }
.sug-chip {
  font-size: 12px; padding: 3px 8px; border: 1px solid var(--border);
  border-radius: 999px; background: var(--card); color: var(--text); cursor: pointer;
  position: relative; padding-left: 14px;
}
.sug-chip::before { content: ""; position: absolute; left: 5px; top: 50%; transform: translateY(-50%); width: 5px; height: 5px; border-radius: 50%; background: var(--cat-color, #999); }
.sug-chip:hover { background: var(--accent-light); border-color: var(--accent); }

/* Share modal */
.share-row { display: flex; gap: 6px; align-items: center; margin-top: 4px; }
.share-row input, .share-row textarea {
  flex: 1; padding: 8px; border: 1px solid var(--border); border-radius: 6px;
  background: var(--input); color: var(--text); font-size: 12px;
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
}
.share-row textarea { resize: vertical; width: 100%; }
#shareModal label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 8px; }

.details { border-top: 1px solid var(--border); padding-top: 10px; }
.details summary { cursor: pointer; font-size: 13px; color: var(--text-dim); }
.nut-group { margin-top: 10px; }
.nut-group h4 { margin: 0 0 6px; font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.nut-row { display: grid; grid-template-columns: 1fr auto auto auto; gap: 6px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.nut-row:last-child { border-bottom: none; }
.nut-row .n { font-weight: 500; }
.nut-row .vals { font-variant-numeric: tabular-nums; color: var(--text-dim); font-size: 12px; }

.footer { text-align: center; font-size: 11px; color: var(--text-dim); margin-top: 20px; line-height: 1.6; }

/* Modal */
dialog {
  border: 1px solid var(--border); border-radius: 12px; padding: 20px;
  background: var(--card); color: var(--text); max-width: 420px; width: calc(100% - 24px);
  box-shadow: 0 8px 32px rgba(0,0,0,.15);
}
dialog::backdrop { background: rgba(0,0,0,.4); }
dialog form { display: flex; flex-direction: column; gap: 10px; }
dialog form label { display: flex; flex-direction: column; font-size: 12px; color: var(--text-dim); gap: 3px; }
dialog form label input, dialog form label select {
  padding: 8px; border: 1px solid var(--border); border-radius: 6px; background: var(--input); color: var(--text); font-size: 14px;
}
dialog fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; }
dialog fieldset legend { font-size: 11px; color: var(--text-dim); padding: 0 4px; }
dialog fieldset label { flex-direction: row; align-items: center; color: var(--text); font-size: 13px; }
.modal-btns { display: flex; gap: 8px; justify-content: flex-end; margin-top: 6px; }
.modal-btns button { padding: 8px 14px; border: 1px solid var(--border); background: var(--card); color: var(--text); border-radius: 6px; cursor: pointer; }
.modal-btns button.primary { background: var(--accent); color: white; border-color: var(--accent); }