:root {
  --accent: #0e7490;
  --accent-light: #e0f2fe;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --danger: #dc2626;
  --warn-bg: #fef3c7;
  --warn-text: #92400e;
  --expired-bg: #fee2e2;
  --expired-text: #991b1b;
  --radius: 14px;
}

* { box-sizing: border-box; }

/* the hidden attribute always wins, even over display:flex rules */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 90px;
  -webkit-tap-highlight-color: transparent;
}

/* ---------- auth / landing ---------- */
#auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 8vh 16px 40px;
  background: linear-gradient(180deg, var(--accent) 0%, #155e75 40%, var(--bg) 40.01%);
}
.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(15, 23, 42, 0.18);
  padding: 28px 24px calc(env(safe-area-inset-bottom) + 24px);
  text-align: center;
}
.auth-logo { font-size: 3rem; line-height: 1; }
.auth-card h1 { margin: 8px 0 4px; font-size: 1.6rem; }
.auth-card h2 { margin: 0 0 10px; font-size: 1.15rem; }
.auth-pitch { color: var(--muted); font-size: 0.92rem; margin: 0 0 20px; }
.auth-form { display: flex; flex-direction: column; gap: 12px; text-align: left; }
.auth-form label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; font-weight: 600; }
.auth-form input {
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  background: var(--bg);
  color: var(--text);
  width: 100%;
}
.auth-submit { width: 100%; padding: 12px; font-size: 1rem; }
.auth-link {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  padding: 4px;
}
.auth-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  margin: 6px 0 0;
}
.auth-divider::before, .auth-divider::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--border);
}
.auth-alt { display: flex; flex-direction: column; gap: 8px; }
.tos-check {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem !important;
  font-weight: 400 !important;
}
.tos-check input[type="checkbox"] { width: 20px; height: 20px; flex-shrink: 0; }
.auth-error {
  margin: 14px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--expired-bg);
  color: var(--expired-text);
  font-size: 0.88rem;
}
.auth-info {
  margin: 14px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: #dcfce7;
  color: #166534;
  font-size: 0.88rem;
}

/* ---------- push banner ---------- */
.push-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 12px 0;
  padding: 10px 12px;
  background: var(--accent-light);
  border: 1px solid #bae6fd;
  border-radius: var(--radius);
  font-size: 0.9rem;
}
.push-banner span:first-child { flex: 1; }
.push-banner .btn { padding: 7px 14px; }
.push-banner .icon-btn { font-size: 0.9rem; color: var(--muted); }

/* ---------- header ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--accent);
  padding: calc(env(safe-area-inset-top) + 10px) 14px 10px;
  color: #fff;
}
.topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar h1 { margin: 0 0 8px; font-size: 1.3rem; }
.icon-btn {
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  padding: 4px 8px;
}
#search {
  width: 100%;
  padding: 10px 14px;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  outline: none;
}
.chips {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-top: 8px;
  scrollbar-width: none;
}
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 5px 13px;
  font-size: 0.82rem;
  cursor: pointer;
}
.chip.active {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
  font-weight: 600;
}

/* ---------- tabs ---------- */
.tabs {
  display: flex;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.tab {
  flex: 1;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 12px 0;
  font-size: 0.95rem;
  color: var(--muted);
  cursor: pointer;
}
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}
.badge {
  display: inline-block;
  min-width: 20px;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--border);
  color: var(--muted);
  font-size: 0.75rem;
}
.badge.warn { background: var(--warn-bg); color: var(--warn-text); }

/* ---------- items ---------- */
.item-list { padding: 12px 12px 0; display: flex; flex-direction: column; gap: 10px; }
.card {
  display: flex;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px;
  cursor: pointer;
}
.thumb {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  border-radius: 10px;
  object-fit: cover;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}
.card-body { flex: 1; min-width: 0; }
.card-title {
  font-weight: 600;
  font-size: 1rem;
  margin: 0 0 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.card-sub { color: var(--muted); font-size: 0.82rem; margin: 0; }
.card-badges { margin-top: 4px; display: flex; gap: 6px; flex-wrap: wrap; }
.pill {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--accent);
}
.pill.warn { background: var(--warn-bg); color: var(--warn-text); }
.pill.expired { background: var(--expired-bg); color: var(--expired-text); }

.status-btn {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  width: 56px;
  height: 52px;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  color: var(--accent);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}
.status-btn small { font-size: 0.6rem; color: var(--muted); font-weight: 600; }

.pill.thaw { background: #dbeafe; color: #1d4ed8; }
.pill.ok { background: #dcfce7; color: #166534; }

.status-options { display: flex; flex-direction: column; gap: 8px; }
.status-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}
.status-option.current { border-color: var(--accent); background: var(--accent-light); }
.status-emoji { font-size: 1.2rem; }
.status-note { margin-left: auto; font-size: 0.72rem; font-weight: 400; color: var(--muted); }

.empty { text-align: center; color: var(--muted); margin-top: 48px; padding: 0 24px; }

/* ---------- fab ---------- */
.fab {
  position: fixed;
  right: 20px;
  bottom: calc(env(safe-area-inset-bottom) + 20px);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(14, 116, 144, 0.4);
  z-index: 15;
}

/* ---------- sheets ---------- */
.backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 20;
}
.sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--card);
  border-radius: 20px 20px 0 0;
  padding: 18px 18px calc(env(safe-area-inset-bottom) + 18px);
  z-index: 21;
}
.sheet h2 { margin: 0 0 14px; font-size: 1.15rem; }
.sheet form { display: flex; flex-direction: column; gap: 12px; }
.sheet label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; font-weight: 600; }
.hint { color: var(--muted); font-weight: 400; }
.sheet input:not([type="file"]):not([type="checkbox"]), .sheet select {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  background: var(--bg);
  color: var(--text);
  width: 100%;
}
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.photo-row { display: flex; align-items: center; gap: 12px; }
#f-photo-preview {
  width: 84px;
  height: 84px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid var(--border);
}
.photo-btns { display: flex; gap: 8px; }

.btn {
  padding: 10px 18px;
  border-radius: 10px;
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}
.btn.primary { background: var(--accent); color: #fff; }
.btn.secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn.danger { background: var(--expired-bg); color: var(--danger); }
.btn:disabled { opacity: 0.6; cursor: default; }

.sheet-actions { display: flex; gap: 8px; align-items: center; margin-top: 6px; }
.spacer { flex: 1; }

/* ---------- bottom section nav (pantry feature) ---------- */
.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 12;
  display: flex;
  background: var(--card);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}
.bnav {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 0 10px;
  background: none;
  border: none;
  font-size: 1.15rem;
  color: var(--muted);
  cursor: pointer;
}
.bnav span:last-of-type { font-size: 0.68rem; font-weight: 600; }
.bnav.active { color: var(--accent); }
.bnav-badge {
  position: absolute;
  top: 4px;
  right: calc(50% - 24px);
  min-width: 18px;
  padding: 1px 5px;
  border-radius: 999px;
  background: var(--danger);
  color: #fff;
  font-size: 0.68rem !important;
  font-weight: 700;
}
body.has-bottom-nav { padding-bottom: 140px; }
body.has-bottom-nav .fab { bottom: calc(env(safe-area-inset-bottom) + 76px); }

/* ---------- pantry & shopping list ---------- */
.pantry-list { padding: 12px 12px 0; }
.pantry-cat { margin: 14px 4px 6px; font-size: 0.8rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.pantry-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 6px;
}
.pantry-row.need { border-color: #fbbf24; background: #fffbeb; }
.pantry-name { flex: 1; font-weight: 600; }
.pantry-btn {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  padding: 7px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
.pantry-btn.stocked { color: #166534; }
.pantry-btn.need { color: var(--warn-text); background: var(--warn-bg); border-color: #fbbf24; }
.pantry-del {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1rem;
  cursor: pointer;
  padding: 4px 6px;
}
.shop-actions { padding: 12px 12px 0; }
.shop-actions .btn { width: 100%; }

/* ---------- staples picker ---------- */
#staples-sheet[hidden] { display: none; }
#staples-sheet { display: flex; flex-direction: column; }
.staples-groups { flex: 1; overflow-y: auto; margin: 10px 0; min-height: 120px; max-height: 48vh; }
.staples-cat { margin: 12px 2px 6px; font-size: 0.78rem; font-weight: 700; color: var(--muted); text-transform: uppercase; }
.staple-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.staple-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  color: var(--text);
  padding: 7px 12px;
  font-size: 0.85rem;
  cursor: pointer;
}
.staple-chip.selected { background: var(--accent); border-color: var(--accent); color: #fff; }
.staple-chip.in-pantry { opacity: 0.4; text-decoration: line-through; pointer-events: none; }
#staples-sheet form { flex-direction: row; margin-top: 4px; }

/* ---------- count stepper (restaurant feature) ---------- */
.qty-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}
.qty-btn {
  width: 40px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
}
.qty-val { font-weight: 700; min-width: 56px; text-align: center; }
.check-label .check-line { display: flex; align-items: center; gap: 8px; padding: 12px 2px; }
.check-label input[type="checkbox"] { width: 20px; height: 20px; }

/* ---------- barcode scanner ---------- */
#scan-overlay[hidden] { display: none; }
#scan-overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
  background: #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-bottom: calc(env(safe-area-inset-bottom) + 24px);
}
#scan-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scan-hint {
  position: relative;
  color: #fff;
  font-weight: 600;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
  margin: 0;
}
#scan-cancel { position: relative; }

/* ---------- settings: freezers, members, invite ---------- */
.loc-list { list-style: none; margin: 0 0 12px; padding: 0; }
.loc-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 4px;
  border-bottom: 1px solid var(--border);
}
.loc-count { color: var(--muted); font-size: 0.8rem; margin-left: 8px; }
.loc-del {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 1rem;
  cursor: pointer;
  padding: 4px 8px;
}
.loc-add { display: flex; gap: 8px; }
.loc-add input { flex: 1; }

.invite-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.invite-code {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--accent-light);
  color: var(--accent);
  padding: 6px 12px;
  border-radius: 8px;
}
.invite-row .btn { padding: 7px 12px; font-size: 0.82rem; }

.feature-toggles { display: flex; flex-direction: column; gap: 4px; margin-bottom: 6px; }
.feature-toggle {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 10px;
  padding: 8px 2px;
  font-size: 0.9rem !important;
}
.feature-toggle input[type="checkbox"] { width: 20px; height: 20px; flex-shrink: 0; }

/* ---------- referral + feedback ---------- */
.feedback-form { display: flex; flex-direction: column; gap: 8px; }
.feedback-form textarea {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--bg);
  color: var(--text);
  width: 100%;
  resize: vertical;
}
.feedback-form .btn { align-self: flex-start; }

/* ---------- reminder setting ---------- */
.settings-h2 { margin-top: 20px; }
.reminder-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.9rem;
  margin-bottom: 6px;
}
.reminder-row input.app-name-input {
  flex: 1;
  width: auto;
  text-align: left;
}
.reminder-row input {
  width: 64px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  background: var(--bg);
  text-align: center;
}