:root {
  color-scheme: light dark;
  --bg: #fafafa;
  --fg: #1a1a1a;
  --border: #ddd;
  --low-bg: #fff3f0;
  --low-fg: #a4321e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181a;
    --fg: #e8e8e8;
    --border: #333;
    --low-bg: #3a2018;
    --low-fg: #ff8f70;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

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

.household-picker label {
  margin-right: 6px;
  font-size: 0.9rem;
}

.nav {
  display: flex;
  gap: 14px;
}

.nav a {
  color: var(--fg);
  text-decoration: none;
  font-size: 0.9rem;
  opacity: 0.75;
}

.nav a:hover {
  opacity: 1;
  text-decoration: underline;
}

.user-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

main {
  padding: 20px;
  max-width: 900px;
  margin: 0 auto;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}

tr.low-stock {
  background: var(--low-bg);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--low-fg);
  color: #fff;
  font-size: 0.75rem;
  white-space: nowrap;
}

.empty {
  color: #888;
}

.error {
  color: var(--low-fg);
  font-size: 0.9rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}

.card h2 {
  margin-top: 0;
  font-size: 1rem;
}

.field-form label {
  display: block;
  font-size: 0.8rem;
  opacity: 0.7;
  margin-bottom: 4px;
}

.field-form input[type=text],
.field-form input[type=number],
.field-form textarea,
.field-form select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--fg);
  font: inherit;
}

.field-form textarea {
  min-height: 100px;
  resize: vertical;
}

.field-form .row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.field-form .row > * {
  flex: 1;
  min-width: 120px;
}

.btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  font: inherit;
  text-decoration: none;
  display: inline-block;
}

.btn:hover {
  border-color: var(--fg);
}

.btn-danger {
  color: var(--low-fg);
  border-color: var(--low-fg);
}

.ingredient-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

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

.ingredient-row-main {
  flex: 1;
  min-width: 160px;
}

.recipe-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.recipe-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.recipe-list a {
  color: var(--fg);
  text-decoration: none;
  font-weight: 500;
}

.recipe-list a:hover {
  text-decoration: underline;
}

.row-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.muted {
  opacity: 0.65;
  font-size: 0.85rem;
}

.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.meal-badge {
  background: var(--fg);
  color: var(--bg);
  opacity: 0.8;
  margin: 0 4px;
}

.search-bar input[type=search] {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--fg);
  font: inherit;
}

.link-btn {
  background: none;
  border: none;
  padding: 0;
  color: var(--fg);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}

.modal {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  background: var(--bg);
  color: var(--fg);
  max-width: 520px;
  width: 90vw;
}

.modal::backdrop {
  background: rgba(0, 0, 0, 0.5);
}

.modal h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
}

.auth-card h1 {
  font-size: 1.3rem;
  margin-top: 0;
}

fieldset {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
}

legend {
  font-size: 0.8rem;
  opacity: 0.7;
  padding: 0 4px;
}