:root {
  color-scheme: light only;
  --bg: #f7f9f7;
  --card: #ffffff;
  --card2: #eef3ef;
  --text: #17201a;
  --muted: #5f6f63;
  --accent: #2ea06e;
  --accent-dim: #1f7a50;
  --danger: #c93c3c;
  --border: #d9e2db;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --tab-h: 64px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; height: 100%; color-scheme: light only; background: var(--bg); color: var(--text); }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  padding-top: var(--safe-top);
  padding-bottom: calc(var(--tab-h) + var(--safe-bottom));
  overscroll-behavior: none;
}

#app { min-height: 100%; }
.hidden { display: none !important; }

header.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px 10px;
}
header.app-header h1 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
header.app-header .sub {
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 2px;
}
.header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.header-text { min-width: 0; flex: 1; }
.header-sync-btn {
  flex-shrink: 0;
  font-weight: 700;
  padding: 8px 14px;
  white-space: nowrap;
  align-self: center;
}
.header-sync-btn:disabled {
  opacity: 0.45;
}
.header-sync-btn.sync-btn-off {
  background: #e4e9e5;
  border-color: #c3ccc5;
  color: #5f6f63;
  opacity: 1;
}

.shop-sticky {
  position: sticky;
  top: 0;
  z-index: 25;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
}
.progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--card2);
  border-radius: 99px;
  overflow: hidden;
}
.progress-bar > span {
  display: block;
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
}
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

button, .btn {
  appearance: none;
  border: none;
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
}
button.primary { background: var(--accent-dim); border-color: var(--accent); color: #fff; }
button.danger { background: #fdecec; border-color: var(--danger); color: #a32a2a; }
button:disabled { opacity: 0.45; }

.content { padding: 12px 16px 24px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 10px;
}
.card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.day-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 18px 0 8px;
}
.day-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 18px 0 8px;
}
.day-head .day-title { margin: 0; }
.clear-day-btn {
  min-height: 32px;
  padding: 4px 10px;
  font-size: 0.75rem;
  border-radius: 8px;
}
.clear-day-btn:disabled { opacity: 0.4; }
.meal-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  min-height: 56px;
}
.meal-row:last-child { border-bottom: none; }
.meal-row .slot {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.meal-row .name { font-size: 1rem; font-weight: 600; }
.meal-row .meta { font-size: 0.8rem; color: var(--muted); margin-top: 2px; }
.meal-row.cooked .name { text-decoration: line-through; color: var(--muted); }
.check {
  width: 28px; height: 28px; min-width: 28px;
  border-radius: 50%;
  border: 2px solid var(--muted);
  display: grid; place-items: center;
  margin-top: 2px;
  font-size: 14px;
  color: transparent;
}
.check.on { background: var(--accent); border-color: var(--accent); color: #fff; }

.search {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 12px;
  min-height: 44px;
}
.tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: 99px;
  background: var(--card2);
  color: var(--muted);
  margin-right: 4px;
}

.shop-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  min-height: 52px;
}
.shop-item.checked .iname { text-decoration: line-through; color: var(--muted); }
.shop-box {
  width: 26px; height: 26px; min-width: 26px;
  border-radius: 6px;
  border: 2px solid var(--muted);
  display: grid; place-items: center;
  margin-top: 1px;
}
.shop-box.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.cat-head {
  margin: 16px 0 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.add-row { display: flex; gap: 8px; margin-top: 8px; }
.add-row input, .add-row select {
  flex: 1;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  padding: 10px 12px;
  font-size: 1rem;
}

.detail-macros {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 12px 0;
}
.detail-macros div {
  background: var(--card2);
  border-radius: 10px;
  padding: 10px 6px;
  text-align: center;
}
.detail-macros strong { display: block; font-size: 1rem; }
.detail-macros span { font-size: 0.7rem; color: var(--muted); }
.ing-row, .step-row {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.step-row { align-items: flex-start; }
.step-num { color: var(--muted); font-weight: 700; min-width: 22px; }

.tabs {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  height: calc(var(--tab-h) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  z-index: 40;
}
.tabs button {
  border: none;
  background: transparent;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
  min-height: var(--tab-h);
  padding: 6px;
}
.tabs button.active { color: var(--accent); }
.tabs .ico { font-size: 1.25rem; line-height: 1; }

.modal-back {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 50;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.modal {
  background: var(--bg);
  width: 100%;
  max-height: 90vh;
  overflow: auto;
  border-radius: 18px 18px 0 0;
  padding: 16px 16px calc(24px + var(--safe-bottom));
  border: 1px solid var(--border);
}
.modal h2 { margin: 0 0 8px; }
.modal .close {
  float: right;
  min-width: 44px;
}

label.field { display: block; margin: 10px 0 4px; color: var(--muted); font-size: 0.8rem; }
textarea.field-input, input.field-input, select.field-input {
  width: 100%;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  padding: 10px 12px;
  font-size: 1rem;
  font-family: inherit;
}
textarea.field-input { min-height: 100px; }
select.field-input {
  appearance: auto;
  cursor: pointer;
}

.empty { color: var(--muted); text-align: center; padding: 40px 16px; }

.plan-actions .hint, .hint {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 10px;
  line-height: 1.4;
}
.flash {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #e3f4ea;
  border: 1px solid var(--accent);
  color: #17583a;
  font-size: 0.85rem;
}
.pick-btn {
  min-height: 36px;
  padding: 6px 10px;
  font-size: 0.75rem;
  border-radius: 8px;
  flex-shrink: 0;
  align-self: center;
}
.add-slot-row {
  display: flex;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}
.add-slot-row button {
  flex: 1;
  min-height: 40px;
  font-size: 0.85rem;
}
.picker-list { display: flex; flex-direction: column; gap: 6px; max-height: 60vh; overflow: auto; }
.picker-item {
  text-align: left;
  width: 100%;
  padding: 12px 14px;
}
.picker-item .name { font-weight: 600; }
.picker-item .meta { font-size: 0.75rem; color: var(--muted); margin-top: 2px; }
.picker-item.selected {
  border-color: var(--accent);
  background: #e3f4ea;
}
.picker-select-row { margin-top: 4px; }
.picker-select {
  width: 100%;
  min-height: 48px;
}
.pick-count {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.75rem;
  margin-left: 6px;
}
code {
  font-size: 0.85em;
  background: var(--card2);
  padding: 1px 6px;
  border-radius: 4px;
}

/* 5 tabs */
.tabs {
  grid-template-columns: repeat(5, 1fr);
}
.tabs button {
  font-size: 0.62rem;
  padding: 4px 2px;
  gap: 1px;
}
.tabs .ico { font-size: 1.1rem; }

/* Day totals strip (Plan + Log) */
.day-totals {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 10px 8px;
  margin-bottom: 10px;
}
.day-totals.diary-banner {
  margin-bottom: 12px;
}
.day-totals-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.dt-cell {
  text-align: center;
  padding: 6px 2px;
  border-radius: 8px;
}
.dt-cell strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
}
.dt-cell span {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.dt-cell.near strong { color: #1f9a5e; }
.day-totals-goals {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--muted);
}
.day-totals-goals .near { color: #1f9a5e; }
.dt-slash { color: var(--muted); font-weight: 500; }
.dt-goal { color: var(--muted); font-weight: 600; font-size: 0.78em; }
.dt-bar {
  height: 4px;
  background: rgba(0,0,0,0.08);
  border-radius: 99px;
  margin: 6px 4px 4px;
  overflow: hidden;
}
.dt-bar i {
  display: block;
  height: 100%;
  background: #3d9b6a;
  border-radius: 99px;
}
.dt-cell.near .dt-bar i { background: #1f9a5e; }
.dt-cell.over .dt-bar i { background: #c96a1c; }
.dt-cell.over strong { color: #c96a1c; }
.dt-remain {
  display: block;
  font-style: normal;
  font-size: 0.65rem;
  color: var(--muted);
  margin-top: 2px;
}
.dt-cell.near .dt-remain { color: #1f9a5e; }
.dt-cell.over .dt-remain { color: #c96a1c; }
.macro-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
}
.macro-fields .field { margin-top: 0; }

/* Diary / Log */
.diary-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.92);
  position: sticky;
  top: 0;
  z-index: 22;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.diary-nav > button {
  width: 44px;
  min-width: 44px;
  min-height: 44px;
  font-size: 1.5rem;
  padding: 0;
  border-radius: 12px;
}
.diary-date-block {
  flex: 1;
  text-align: center;
}
.diary-weekday {
  font-weight: 700;
  font-size: 1.05rem;
}
.diary-date {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 2px;
}
.diary-actions {
  margin-bottom: 12px;
}
.diary-entry-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.diary-entry .name { font-weight: 600; }
.diary-entry .meta { font-size: 0.8rem; color: var(--muted); margin-top: 2px; }
.diary-edit-hint {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}
.recent-day {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 12px 10px;
  border-radius: 10px;
  margin-bottom: 4px;
  background: transparent;
  border: 1px solid transparent;
}
.recent-day .meta { font-size: 0.75rem; color: var(--muted); }
.recent-day.active {
  border-color: var(--accent);
  background: #e3f4ea;
}
.meal-actions { display: flex; flex-direction: column; gap: 6px; flex-shrink: 0; }
.pick-btn.log-btn { background: rgba(31,122,80,0.25); color: var(--accent); border-color: var(--accent); }

.log-banner {
  background: #ffcc00;
  color: #111;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-align: center;
  padding: 14px 12px;
  border-bottom: 3px solid #e6a800;
  position: sticky;
  top: 0;
  z-index: 40;
}
.build-stamp {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  font-size: 0.7rem;
  font-weight: 800;
  vertical-align: middle;
  background: #ffcc00;
  color: #111;
  border-radius: 999px;
}

/* Live sync */
.sync-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 3px 8px;
  border-radius: 99px;
  vertical-align: middle;
  margin-left: 6px;
  border: 1px solid var(--border);
  background: var(--card2);
  color: var(--muted);
}
.sync-badge[data-sync="synced"] {
  background: rgba(46, 160, 110, 0.2);
  border-color: var(--accent);
  color: #1f7a50;
}
.sync-badge[data-sync="syncing"] {
  background: rgba(80, 140, 220, 0.2);
  border-color: #4a8ad4;
  color: #2a5f9e;
}
.sync-badge[data-sync="offline"] {
  background: rgba(160, 140, 60, 0.2);
  border-color: #b8a040;
  color: #7a6410;
}
.sync-badge[data-sync="conflict"],
.sync-badge[data-sync="error"] {
  background: rgba(232, 93, 93, 0.18);
  border-color: var(--danger);
  color: #a32a2a;
}
.sync-badge[data-sync="off"] {
  display: none;
}


/* Sync invite QR */
.sync-qr-modal {
  text-align: center;
}
.sync-qr-target {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 12px auto;
  padding: 12px;
  background: #fff;
  border-radius: 12px;
  width: min(260px, 80vw);
  min-height: 180px;
}
.sync-qr-target svg {
  width: 100%;
  height: auto;
  display: block;
}
.sync-invite-url {
  font-size: 0.75rem;
  color: var(--muted);
  word-break: break-all;
  margin: 8px 0 12px;
}

/* Light mode forced: ignore OS dark preference */
@media (prefers-color-scheme: dark) {
  :root, html, body { color-scheme: light only; background: var(--bg); color: var(--text); }
}
input, select, textarea, button { color-scheme: light; }