/* MealMate 樣式。手機優先、明亮暖色、字級基準 17px、支援長輩模式（大字）。
   所有可點的元件觸控區 ≥ 44px。數字用 tabular-nums。 */

:root {
  --font-scale: 1;
  --bg: #fff7ec;
  --bg-card: #ffffff;
  --bg-card-2: #fff1e0;
  --line: #f0dfc8;
  --fg: #2b2118;
  --fg-muted: #7a6a5c;
  --accent: #ff6b4a;
  --accent-strong: #e8543a;
  --accent-soft: #ffe3da;
  --green: #2f9e6b;
  --green-soft: #dff3e8;
  --yellow: #f2b84b;
  --yellow-soft: #fdf0d3;
  --danger: #d64545;
  --radius: 16px;
  --pad: 16px;
  --tabbar-h: 62px;
  color-scheme: light;
}

* { box-sizing: border-box; }

/* hidden 屬性要贏過 .notice／.sub-block／.picker-results 這些 display:flex 的 class。
   沒有這一條，腎臟病沒開時子項照樣顯示、空的錯誤框會變成一條紅框（截圖走查抓到的）。 */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
}

body {
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, -apple-system, sans-serif;
  font-size: calc(17px * var(--font-scale));
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

#app {
  min-height: 100vh;
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px));
}

/* ---------- 頂列 ---------- */
#topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: calc(env(safe-area-inset-top, 0px) + 10px) var(--pad) 10px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

#topTitle {
  margin: 0;
  font-size: 1.1em;
  font-weight: 700;
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.icon-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--fg);
  font-size: 1.5em;
  line-height: 1;
  min-width: 44px;
  min-height: 44px;
  border-radius: 12px;
  cursor: pointer;
}
.icon-btn:active { background: var(--bg-card-2); }

/* ---------- 內容 ---------- */
#view {
  padding: var(--pad);
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 960px;
  margin: 0 auto;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--pad);
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 2px 10px rgba(120, 80, 40, 0.06);
}

.card-title {
  margin: 0;
  font-size: 1em;
  font-weight: 700;
  color: var(--fg);
}

.card-sub { margin: 0; color: var(--fg-muted); font-size: 0.9em; }

.hero {
  background: linear-gradient(135deg, #ffe9d6, #ffd9cc);
  border-color: transparent;
}
.hero h2 { margin: 0; font-size: 1.35em; line-height: 1.3; }

.muted { color: var(--fg-muted); margin: 0; }
.sm { font-size: 0.88em; }
.xs { font-size: 0.8em; }
p { margin: 0; }

/* 步驟清單（首次啟動三步、說明） */
.steps { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.steps li { display: flex; gap: 12px; align-items: flex-start; }
.step-no {
  flex: 0 0 32px; height: 32px; border-radius: 50%;
  background: var(--accent); color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ---------- 表單與按鈕 ---------- */
.field {
  width: 100%;
  padding: 12px;
  min-height: 44px;
  font: inherit;
  color: var(--fg);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-variant-numeric: tabular-nums;
}
.field:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.btn {
  appearance: none;
  font: inherit;
  padding: 12px 18px;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg-card-2);
  color: var(--fg);
  cursor: pointer;
  font-weight: 600;
}
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-danger { border-color: var(--danger); color: var(--danger); background: #fff; }
.btn:active { filter: brightness(0.94); }
.btn:disabled { opacity: 0.55; cursor: default; }
a.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  text-decoration: none;
}
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }
.btn-row > .btn { flex: 1 1 auto; }

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  appearance: none;
  font: inherit;
  padding: 10px 16px;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--fg);
  cursor: pointer;
}
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }

/* 小標籤 */
.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.8em;
  line-height: 1.6;
  background: var(--bg-card-2);
  color: var(--fg-muted);
  white-space: nowrap;
}
.pill-green { background: var(--green-soft); color: var(--green); }
.pill-yellow { background: var(--yellow-soft); color: #8a6512; }
.pill-accent { background: var(--accent-soft); color: var(--accent-strong); }
.pill-row { display: flex; flex-wrap: wrap; gap: 6px; }

/* ---------- 清單列 ---------- */
.list { display: flex; flex-direction: column; gap: 0; }
.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  gap: 8px 12px;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  min-height: 44px;
}
.row:first-child { border-top: 0; }
a.row { color: inherit; text-decoration: none; }
.row-main { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.row-title { font-weight: 600; overflow-wrap: anywhere; }
.row-side { text-align: right; font-variant-numeric: tabular-nums; color: var(--fg-muted); white-space: nowrap; }

.num { font-variant-numeric: tabular-nums; }

/* 食材表：名稱 ＋ 克數 ＋ 軌道 */
.ing-table { width: 100%; border-collapse: collapse; }
.ing-table td { padding: 8px 4px; border-top: 1px solid var(--line); vertical-align: top; }
.ing-table tr:first-child td { border-top: 0; }
.ing-table td.grams { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }

/* 步驟 */
.step-list { margin: 0; padding-left: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.step-list li { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 10px; align-items: start; }
.stage-tag {
  font-size: 0.78em;
  padding: 2px 8px;
  border-radius: 8px;
  background: var(--bg-card-2);
  color: var(--fg-muted);
  white-space: nowrap;
  margin-top: 3px;
}
.stage-veg { background: var(--green-soft); color: var(--green); }
.stage-meat { background: var(--accent-soft); color: var(--accent-strong); }
.stage-split { background: var(--yellow-soft); color: #8a6512; font-weight: 700; }

/* 切換開關 */
.pref-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}
.pref-row:first-child { border-top: 0; }
.pref-main { flex: 1; min-width: 0; }
.pref-label { margin: 0; font-weight: 600; }
.switch {
  appearance: none;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 4px 0 4px 8px;
  cursor: pointer;
  color: var(--fg-muted);
  font: inherit;
}
.switch-track {
  width: 52px; height: 30px; border-radius: 999px;
  background: #e3d5c4; position: relative; transition: background 0.15s;
}
.switch-knob {
  position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,0.25); transition: left 0.15s;
}
.switch.on .switch-track { background: var(--green); }
.switch.on .switch-knob { left: 25px; }
.switch.on .switch-state { color: var(--green); font-weight: 700; }

/* ---------- 底部分頁 ---------- */
#tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  display: flex;
  background: var(--bg-card);
  border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: var(--tabbar-h);
  text-decoration: none;
  color: var(--fg-muted);
  font-size: 0.78em;
  font-weight: 600;
}
.tab-icon { font-size: 1.45em; line-height: 1; }
.tab.on { color: var(--accent-strong); }
.tab.on .tab-label { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 4px; }

/* ---------- 等待、提示、對話框 ---------- */
.wait-box { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 40px 0; color: var(--fg-muted); }
.spinner {
  width: 28px; height: 28px; border-radius: 50%;
  border: 3px solid var(--line); border-top-color: var(--accent);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.wait-text { margin: 0; }

#toast {
  /* toast 不接受點擊：它淡出的那 250 毫秒還在畫面上（opacity 0），會擋住底下的按鈕。
     實際踩過：存食譜的那一下點到了正在消失的 toast。 */
  pointer-events: none;
  position: fixed;
  left: 50%;
  bottom: calc(var(--tabbar-h) + 18px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%) translateY(10px);
  background: var(--fg);
  color: #fff;
  padding: 10px 16px;
  border-radius: 12px;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 40;
  max-width: 90vw;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.modal-overlay {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(43, 33, 24, 0.45);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  width: min(480px, 100%);
  display: flex; flex-direction: column; gap: 12px;
  position: relative;
}
.modal-title { margin: 0; font-size: 1.1em; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }
.modal-x { position: absolute; top: 8px; right: 8px; min-width: 44px; min-height: 44px; border: 0; background: transparent; font-size: 1.2em; cursor: pointer; }

/* 換版提示列 */
.update-bar {
  position: fixed;
  left: 12px; right: 12px;
  bottom: calc(var(--tabbar-h) + 12px + env(safe-area-inset-bottom, 0px));
  z-index: 30;
  display: flex; align-items: center; gap: 10px;
  background: var(--fg); color: #fff;
  padding: 10px 12px; border-radius: 14px;
}
.update-text { flex: 1; }
.update-go { appearance: none; border: 0; background: var(--accent); color: #fff; font: inherit; font-weight: 700; min-height: 44px; padding: 0 14px; border-radius: 10px; cursor: pointer; }
.update-later { appearance: none; border: 0; background: transparent; color: #fff; font: inherit; min-width: 44px; min-height: 44px; cursor: pointer; }

/* 免責／說明區塊：灰底、小字，但要看得見 */
.notice {
  background: var(--bg-card-2);
  border-radius: 12px;
  padding: 12px;
  color: var(--fg-muted);
  font-size: 0.9em;
  display: flex; flex-direction: column; gap: 6px;
}
.notice strong { color: var(--fg); }

/* ---------- 表單 ---------- */
.field-label { display: block; margin: 6px 0 2px; font-weight: 600; font-size: 0.95em; }
.field-inline { width: auto; min-width: 110px; }
textarea.field { resize: vertical; line-height: 1.5; }
.sub-block { padding: 10px 12px; background: var(--bg-card-2); border-radius: 12px; display: flex; flex-direction: column; gap: 8px; }
.check { display: flex; align-items: center; gap: 8px; min-height: 44px; cursor: pointer; }
.check input { width: 24px; height: 24px; }
.err-box { border: 1px solid var(--danger); color: var(--fg); }
.err-list { margin: 0; padding-left: 20px; }
.warn { color: var(--danger); margin: 0; }

.target-row { display: grid; grid-template-columns: minmax(0, 1fr) 130px max-content; gap: 8px; align-items: center; padding: 6px 0; border-top: 1px solid var(--line); }
.target-row:first-of-type { border-top: 0; }
.target-label { font-weight: 600; }

/* 買菜日：七顆圓鈕 */
.day-row { display: flex; gap: 8px; flex-wrap: wrap; }
.day-btn {
  appearance: none; font: inherit; font-weight: 700;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--bg-card); color: var(--fg); cursor: pointer;
}
.day-btn.on { background: var(--accent); border-color: var(--accent); color: #fff; }

/* 加減器 */
.stepper { display: inline-flex; align-items: center; gap: 4px; }
.stepper-btn {
  appearance: none; font: inherit; font-size: 1.2em; font-weight: 700;
  width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg-card-2); color: var(--fg); cursor: pointer;
}
.stepper-btn:disabled { opacity: 0.4; cursor: default; }
.stepper-mid { min-width: 64px; text-align: center; font-weight: 700; }

.btn-on { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-strong); }
.btn-sm { padding: 8px 12px; min-height: 44px; font-size: 0.9em; }

/* 檔案匯入：把 input 藏在 label 裡，label 長得像按鈕（觸控區 ≥ 44px） */
.file-btn { position: relative; overflow: hidden; }
.file-input { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }

/* 編輯器（食材／步驟列） */
.edit-list { display: flex; flex-direction: column; gap: 12px; }
.edit-row { padding: 12px; border: 1px solid var(--line); border-radius: 12px; display: flex; flex-direction: column; gap: 8px; background: var(--bg-card-2); }
.edit-row-head { display: flex; justify-content: space-between; align-items: center; }
.picker-results { display: flex; flex-direction: column; gap: 4px; }
.picker-item {
  appearance: none; font: inherit; text-align: left; min-height: 44px; padding: 8px 12px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--bg-card); color: var(--fg); cursor: pointer;
}
.picker-item:active { background: var(--accent-soft); }
.picked { margin: 0; color: var(--green); font-weight: 600; }

/* 營養標示 */
.nutri-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 16px; }
.nutri-row { display: flex; justify-content: space-between; gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--line); }
.nutri-row.big { font-size: 1.1em; font-weight: 700; }
.nutri-value { white-space: nowrap; }
.nutri-value sup { color: var(--accent-strong); }
.watch-block { padding: 10px 12px; background: var(--yellow-soft); border-radius: 12px; display: flex; flex-direction: column; gap: 2px; }
.watch-line .num { white-space: nowrap; }
details.how { border-top: 1px solid var(--line); padding-top: 8px; }
details.how > summary { cursor: pointer; font-weight: 600; min-height: 44px; display: flex; align-items: center; }
.ing-table.sm td { font-size: 0.9em; padding: 6px 4px; }

/* 本週：一天一卡 */
.week-grid { display: flex; flex-direction: column; gap: 14px; }
.day-card { gap: 10px; }
.meal-block { border-top: 1px solid var(--line); padding-top: 8px; display: flex; flex-direction: column; gap: 6px; }
.meal-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.chip-sm { padding: 6px 12px; min-height: 36px; font-size: 0.85em; }
.meal-items { display: flex; flex-direction: column; gap: 4px; }
.meal-item { display: grid; grid-template-columns: max-content minmax(0, 1fr) max-content max-content; gap: 8px; align-items: center; min-height: 44px; }
.meal-item.empty { color: var(--fg-muted); }
.meal-name { color: inherit; text-decoration: none; font-weight: 600; overflow-wrap: anywhere; }
.meal-name:active { color: var(--accent-strong); }
.item-menu { font-size: 1.2em; min-width: 44px; }
.lock { font-size: 0.9em; }
.reason-list { margin: 4px 0 0; padding-left: 20px; display: flex; flex-direction: column; gap: 4px; }
.est-row { padding: 8px 0; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 4px; }
.target-line { margin: 0; color: var(--fg); }
.picker-list { max-height: 50vh; overflow-y: auto; margin-top: 8px; }

/* 買菜清單 */
.shop-section { border-top: 1px solid var(--line); padding-top: 6px; }
.shop-section-title { margin: 0 0 4px; font-size: 0.95em; color: var(--fg-muted); }
.shop-row { display: grid; grid-template-columns: minmax(0, 1fr) max-content; column-gap: 8px; align-items: center; padding: 2px 0; }
/* 名稱與數量同一行、「用在」整行放下面：手機上「用在」才不會被數量擠成一欄四行（截圖走查抓到的） */
.shop-check { display: grid; grid-template-columns: 24px minmax(0, 1fr); column-gap: 10px; align-items: start; min-height: 44px; padding: 4px 0; }
.shop-check input { margin: 5px 0 0; }
.shop-main { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.shop-line1 { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.shop-name { font-weight: 600; overflow-wrap: anywhere; }
.shop-qty { white-space: nowrap; font-weight: 600; margin-left: auto; }
.shop-uses { overflow-wrap: anywhere; }
.shop-row.done .shop-name, .shop-row.done .shop-qty { text-decoration: line-through; color: var(--fg-muted); font-weight: 400; }
.shop-row.have .shop-qty { color: var(--fg-muted); }

/* 印出：只留內容，白底；「家裡有」按鈕藏掉、改成數量後面一個字樣 */
@media print {
  #topbar, #tabbar, #toast, .update-bar, .btn, .btn-row, .chip-row, .chip, .item-menu, .no-print, .day-btn, summary::marker { display: none !important; }
  html, body, #app { background: #fff; padding: 0; }
  .shop-row.have .shop-qty::after { content: "　家裡有"; font-weight: 400; }
  #view { max-width: none; padding: 0; gap: 8px; }
  .card { box-shadow: none; border: 1px solid #ccc; break-inside: avoid; }
  details.how { display: block; }
  details.how > summary { display: block; }
  .shop-row { break-inside: avoid; }
}

/* 桌機：內容區加寬、食譜清單兩欄、本週七欄 */
@media (min-width: 720px) {
  .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .nutri-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (min-width: 1100px) {
  #view { max-width: 1400px; }
  .week-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); align-items: start; }
  .day-card .nutri-grid { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .nutri-grid { grid-template-columns: 1fr; }
  .target-row { grid-template-columns: minmax(0, 1fr) 110px max-content; }
}