:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1c2733;
  --muted: #6b7785;
  --accent: #1e3a5f;
  --accent-light: #e8eef5;
  --danger: #b3261e;
  --border: #e1e5ea;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 5rem;
}

header.topbar {
  background: var(--accent);
  color: #fff;
  padding: 1rem 1rem 0.75rem;
  position: sticky;
  top: 0;
  z-index: 10;
}

header.topbar h1 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
}

nav.tabs {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

nav.tabs a {
  color: #fff;
  text-decoration: none;
  opacity: 0.7;
  padding: 0.5rem 0.6rem;
  border-radius: 8px 8px 0 0;
  font-size: 0.85rem;
  white-space: nowrap;
  flex-shrink: 0;
}

nav.tabs a.active {
  opacity: 1;
  background: var(--bg);
  color: var(--accent);
  font-weight: 600;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 1rem;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.card h3.subhead {
  margin: 1rem 0 0.4rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.task-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.25rem;
  border-bottom: 1px solid var(--border);
}

.task-row:last-child {
  border-bottom: none;
}

.task-row input[type="checkbox"] {
  width: 1.4rem;
  height: 1.4rem;
  flex-shrink: 0;
}

.task-row label {
  flex: 1;
  font-size: 1rem;
}

.task-row.done label {
  text-decoration: line-through;
  color: var(--muted);
}

.badge {
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--accent);
  white-space: nowrap;
}

.empty {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.5rem 0;
}

button, .btn {
  font: inherit;
  border: none;
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

button.secondary {
  background: var(--accent-light);
  color: var(--accent);
}

button.danger {
  background: #fbeceb;
  color: var(--danger);
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

input[type="text"], input[type="date"], input[type="number"], input[type="email"],
input[type="password"], select, textarea {
  font: inherit;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 100%;
  background: #fff;
  color: var(--text);
}

label.field {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.9rem;
}

label.field > span {
  display: block;
  margin-bottom: 0.25rem;
}

.row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.row.between {
  justify-content: space-between;
}

.week-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.meal-day {
  margin-bottom: 0.9rem;
}

.meal-day h4 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
}

.meal-slot {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  margin-bottom: 0.4rem;
}

.meal-slot .meal-type {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.03em;
}

.meal-slot .meal-desc {
  font-size: 0.95rem;
}

.meal-slot.empty-slot {
  color: var(--muted);
  font-style: italic;
}

.error-msg {
  background: #fbeceb;
  color: var(--danger);
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.toast.show {
  opacity: 1;
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-card {
  max-width: 360px;
  width: 100%;
}

.login-card h1 {
  text-align: center;
  color: var(--accent);
}

.template-item {
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 0;
}

.template-item:last-child {
  border-bottom: none;
}

.template-item .row.between {
  margin-bottom: 0.2rem;
}

.muted {
  color: var(--muted);
  font-size: 0.82rem;
}

.day-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.3rem;
}

.day-picker label {
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 8px;
  padding: 0.3rem 0.5rem;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.combo-row {
  display: flex;
  gap: 0.6rem;
  overflow-x: auto;
  padding-bottom: 0.3rem;
  margin-bottom: 1rem;
}

.combo-card {
  flex: 0 0 auto;
  width: 9.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem;
  text-align: center;
  background: #fff;
}

.combo-card .combo-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 0.4rem;
}

.combo-card .combo-photos img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
}

.combo-card strong {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
}

.dish-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin: 0.75rem 0 1rem;
}

.dish-card {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 2px solid transparent;
  background: var(--accent-light);
  cursor: pointer;
  text-align: center;
  padding-bottom: 0.4rem;
}

.dish-card.selected {
  border-color: var(--accent);
}

.dish-card .dish-photo {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
  background: var(--accent-light);
}

.dish-card .dish-photo-placeholder {
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  background: var(--accent-light);
}

.dish-card .dish-name {
  display: block;
  font-size: 0.78rem;
  padding: 0.35rem 0.3rem 0;
  line-height: 1.2;
}

.dish-card .check {
  position: absolute;
  top: 0.3rem;
  right: 0.3rem;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  opacity: 0;
}

.dish-card.selected .check {
  opacity: 1;
}

.picker-footer {
  position: sticky;
  bottom: 0.5rem;
  display: flex;
  justify-content: center;
}

.ingredient-row {
  display: grid;
  grid-template-columns: 2fr 0.8fr 0.8fr 0.9fr auto;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
}

.ingredient-row input {
  width: 100%;
}

.ingredient-row button {
  padding: 0.4rem 0.6rem;
}

.shopping-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.25rem;
  border-bottom: 1px solid var(--border);
}

.shopping-item:last-child {
  border-bottom: none;
}

.shopping-item.checked .shopping-name {
  text-decoration: line-through;
  color: var(--muted);
}

.shopping-item .shopping-name {
  flex: 1;
}

.shopping-item .shopping-qty {
  font-weight: 600;
  white-space: nowrap;
}