* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0 auto;
  max-width: 560px;
  padding: 20px 16px 40px;
  background: #f4f2ec;
  color: #1c2624;
  font: 18px/1.6 -apple-system, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

.title { font-size: 24px; margin: 0 0 4px; }

.formula {
  background: #12554f; color: #eef4f2; border-radius: 16px; padding: 14px 16px; margin-bottom: 16px;
}
.formula-head { display: flex; align-items: baseline; gap: 12px; }
.formula-title { font-size: 16px; font-weight: 700; letter-spacing: .02em; }
.formula-head .link { margin-left: auto; color: #bcd6d0; font-size: 14px; }
.formula-body { margin-top: 10px; }
.formula-body[hidden] { display: none; }
.fx-main { font-size: 19px; line-height: 1.5; margin: 0 0 8px; }
.fx-main b { color: #fff; }
.fx-list { list-style: none; margin: 0; padding: 0; }
.fx-list li { font-size: 14px; line-height: 1.6; padding: 5px 0; border-top: 1px solid rgba(255,255,255,.16); color: #d5e3df; }
.fx-list b { color: #fff; font-variant-numeric: tabular-nums; }
.fx-note { margin: 8px 0 0; font-size: 13px; color: #a9c4be; }

.card {
  background: #fffdfa;
  border: 1px solid #ddd6c7;
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 16px;
}

.row { display: flex; align-items: baseline; gap: 10px; margin: 14px 0 6px; }
.row:first-child { margin-top: 0; }
label { font-size: 15px; color: #5c6a65; }

.unit-switch, .carb-quick .q { margin-left: auto; display: flex; gap: 6px; }
.ut, .q button {
  font: inherit; font-size: 14px; padding: 7px 12px; border-radius: 10px;
  border: 1px solid #ddd6c7; background: #fff; color: #5c6a65; cursor: pointer;
}
.ut.active { background: #12554f; border-color: #12554f; color: #fff; }

input.big-num {
  width: 100%; font: inherit; font-size: 34px; font-weight: 700;
  padding: 10px 14px; border-radius: 12px; border: 1px solid #ddd6c7; background: #fff;
  font-variant-numeric: tabular-nums;
}
input:focus { outline: 3px solid rgba(18, 85, 79, .2); border-color: #12554f; }
.carb-quick { display: flex; align-items: center; gap: 10px; }
.carb-quick input { flex: 1; }

.chips { display: flex; gap: 8px; margin: 16px 0 4px; }
.chip.narrow { flex: none; min-width: 64px; font-size: 15px; min-height: 40px; }

.foods { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 12px 0 8px; }
@media (max-width: 379px) { .foods { grid-template-columns: 1fr; } }
.food {
  border: 1px solid #ddd6c7; border-radius: 12px; background: #fff; padding: 10px 12px;
}
.food.on { border-color: #12554f; background: #eaf1ef; }
.food-head { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.food-name { font-size: 17px; font-weight: 600; }
.food-portion { font-size: 14px; color: #6b7873; margin-top: 2px; }
.food-badge { font-size: 11px; color: #8a6d1f; background: #f6eddb; border-radius: 6px; padding: 2px 7px; white-space: nowrap; }
.food-badge.done { color: #2f6b45; background: #e6f1e9; }
.food-controls { display: flex; align-items: center; gap: 6px; margin-top: 8px; }
.food-controls .link { margin-left: auto; }

.food-step {
  width: 44px; height: 42px; font: inherit; font-size: 21px; line-height: 1; border-radius: 10px;
  border: 1px solid #ddd6c7; background: #fff; color: #3c4a46; cursor: pointer;
}
.food-step.add { border-color: #12554f; background: #12554f; color: #fff; }
.food-step[disabled] { opacity: .3; cursor: default; }
.food-num { font-size: 14px; font-weight: 700; color: #12554f; margin-left: 2px; font-variant-numeric: tabular-nums; }

.link.danger { color: #a8352b; margin-left: auto; }
.food-edit, .add-food { display: flex; flex-direction: column; gap: 4px; margin-top: 10px; padding-top: 10px; border-top: 1px dashed #ddd6c7; }
.add-food { margin: 4px 0 10px; padding: 12px; border: 1px solid #ddd6c7; border-radius: 12px; background: #fffdf8; }
.add-food[hidden] { display: none; }
.food-edit label, .add-food label { font-size: 13px; color: #5c6a65; }
.food-edit input, .add-food input, .add-food select { width: 100%; font: inherit; font-size: 17px; padding: 8px 10px; border-radius: 10px; border: 1px solid #ddd6c7; }
.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 6px; }
.btn.small { width: auto; font-size: 16px; padding: 9px 18px; background: #12554f; border-color: #12554f; color: #fff; }
.form-error { margin: 6px 0 0; font-size: 14px; color: #a8352b; min-height: 18px; }
.form-error:empty { display: none; }
.food-stale { margin: 6px 2px; font-size: 14px; color: #a8352b; font-weight: 600; }
.food-stale:empty { display: none; }


.food-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.food-source { margin: 6px 2px 12px; font-size: 13px; line-height: 1.55; color: #6b7873; border-left: 3px solid #ddd6c7; padding-left: 10px; }
.food-badge { font-size: 12px; color: #8a6d1f; background: #f6eddb; border-radius: 6px; padding: 2px 6px; align-self: flex-start; margin-top: 4px; }
.food-badge.done { color: #2f6b45; background: #e6f1e9; }

.food-total { font-size: 15px; font-weight: 600; color: #12554f; }
.food-bar .link { font-size: 14px; }
.link[hidden] { display: none; }

.chip {
  flex: 1; font: inherit; font-size: 17px; font-weight: 600; min-height: 48px;
  border-radius: 12px; border: 1px solid #ddd6c7; background: #fff; color: #6b7873; cursor: pointer;
}
.chip[aria-pressed="true"] { background: #12554f; border-color: #12554f; color: #fff; }

.dose-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.dose-row input { width: 84px; font-size: 20px; padding: 8px 10px; border-radius: 10px; border: 1px solid #ddd6c7; }
.dose-row .rm { border: none; background: none; font-size: 20px; color: #a9b2ad; padding: 6px; }
.dose-unit { font-size: 14px; color: #5c6a65; }
.dose-row input { width: 72px; }

.link { font: inherit; font-size: 15px; color: #12554f; background: none; border: none; padding: 4px 0; cursor: pointer; }

.switch { display: flex; align-items: center; gap: 8px; font-size: 16px; margin-top: 12px; color: #3c4a46; }

.result { background: #12554f; color: #fff; border-radius: 16px; padding: 18px; margin-bottom: 16px; }
.suggested { font-size: 56px; font-weight: 700; line-height: 1.1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.parts { font-size: 15px; opacity: .85; margin-top: 4px; }
.msgs { list-style: none; margin: 12px 0 0; padding: 0; }
.msgs li { font-size: 15px; line-height: 1.5; padding: 7px 0; border-top: 1px solid rgba(255,255,255,.18); }
.msgs li.stop { font-weight: 700; }
.result.warnish { background: #8c3a2c; }

.settings summary { font-size: 16px; font-weight: 600; cursor: pointer; color: #3c4a46; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; margin-top: 14px; }
.grid label { display: block; font-size: 14px; color: #5c6a65; margin-bottom: 4px; }
.grid input { width: 100%; font: inherit; font-size: 18px; padding: 8px 10px; border-radius: 10px; border: 1px solid #ddd6c7; }
.hint { font-size: 14px; color: #5c6a65; margin: 12px 0 0; }