/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #FFFBEB;
  --color-surface: #FFFFFF;
  --color-surface-alt: #FEF3C7;
  --color-primary: #D97706;
  --color-primary-hover: #B45309;
  --color-primary-light: #FDE68A;
  --color-text: #1C1917;
  --color-text-secondary: #57534E;
  --color-text-muted: #78716C;
  --color-border: #E7E5E4;
  --color-danger: #DC2626;
  --color-danger-hover: #B91C1C;
  --color-success: #16A34A;
  --color-warn: #F59E0B;
  --color-info: #2563EB;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, monospace;
  --max-width: 1200px;
  --header-height: 60px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
}

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 16px); }
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); text-decoration: underline; }

img { max-width: 100%; height: auto; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
}
.skip-link:focus { top: var(--space-md); }

.mt-sm { margin-top: var(--space-sm); }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.125rem;
  text-decoration: none;
  flex-shrink: 0;
}
.logo:hover { color: var(--color-text); text-decoration: none; }

.main-nav {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}
.main-nav a {
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.main-nav a:hover,
.main-nav a:focus {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  text-decoration: none;
}

/* ===== Hero ===== */
.hero {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
  background: linear-gradient(180deg, var(--color-surface-alt) 0%, var(--color-bg) 100%);
}

.hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
  text-decoration: none;
  line-height: 1.4;
}
.btn:hover { text-decoration: none; }
.btn:focus-visible { outline: 3px solid var(--color-info); outline-offset: 2px; }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}
.btn-ghost:hover { background: var(--color-surface-alt); color: var(--color-text); border-color: var(--color-text-muted); }

.btn-danger {
  background: transparent;
  color: var(--color-danger);
  border-color: var(--color-danger);
}
.btn-danger:hover { background: var(--color-danger); color: #fff; }

.btn-sm { padding: 6px 14px; font-size: 0.875rem; }
.btn-full { width: 100%; }

/* ===== Planner Section ===== */
.planner-section {
  padding: var(--space-2xl) 0;
}

.planner-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-2xl);
  align-items: start;
}

.planner-form-panel {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.planner-form-panel h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: var(--space-xs);
  color: var(--color-text-secondary);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-xl) 0;
}

/* Allergen checkboxes */
.allergen-group {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
}

.allergen-group legend {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding: 0 var(--space-xs);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  cursor: pointer;
  padding: 4px 0;
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* ===== Summary Panel ===== */
.summary-panel {
  position: relative;
}

.summary-sticky {
  position: sticky;
  top: calc(var(--header-height) + var(--space-lg));
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.summary-sticky h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.summary-sticky h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
}

.summary-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.stat-card {
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  text-align: center;
}

.stat-card--warn {
  background: #FEF2F2;
  border: 1px solid #FECACA;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.2;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-top: 2px;
}

/* Coverage bar */
.coverage-bar {
  width: 100%;
  height: 12px;
  background: var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: var(--space-xs);
}

.coverage-fill {
  height: 100%;
  background: var(--color-success);
  border-radius: 6px;
  transition: width 0.3s ease, background 0.3s;
  width: 0%;
}

.coverage-fill.under { background: var(--color-danger); }
.coverage-fill.close { background: var(--color-warn); }
.coverage-fill.over { background: var(--color-info); }

.coverage-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* Allergen map */
.allergen-map {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  min-height: 32px;
}

.allergen-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  background: #FEF2F2;
  color: var(--color-danger);
  border: 1px solid #FECACA;
}

.allergen-tag.safe {
  background: #F0FDF4;
  color: var(--color-success);
  border-color: #BBF7D0;
}

/* Category balance */
.category-balance {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.cat-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
}

.cat-bar-bg {
  flex: 1;
  height: 8px;
  background: var(--color-border);
  border-radius: 4px;
  overflow: hidden;
}

.cat-bar-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 4px;
  transition: width 0.3s;
}

.cat-label {
  min-width: 80px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.cat-count {
  min-width: 24px;
  text-align: right;
  font-weight: 700;
  color: var(--color-text);
}

/* Summary actions */
.summary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

/* ===== Dish Table ===== */
.table-section {
  padding: var(--space-2xl) 0;
}

.table-section h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.dish-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 700px;
}

.dish-table th {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-surface-alt);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.dish-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.dish-table tr:last-child td { border-bottom: none; }
.dish-table tr:hover td { background: #FFFBEB; }

.col-actions { width: 40px; text-align: center; }

.btn-delete {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 1.125rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  line-height: 1;
}
.btn-delete:hover { color: var(--color-danger); background: #FEF2F2; }

.allergen-cell {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
}

.allergen-pill {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #FEF2F2;
  color: var(--color-danger);
}

.allergen-pill.none {
  background: #F0FDF4;
  color: var(--color-success);
}

.empty-state {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-style: italic;
  padding: var(--space-md) 0;
}

/* ===== Guide Section ===== */
.guide-section {
  padding: var(--space-3xl) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.guide-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-2xl);
}

.guide-main h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: var(--space-lg);
}

.guide-main h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.guide-main p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.guide-main ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.guide-main li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.guide-main strong { color: var(--color-text); }

.guide-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.sidebar-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
}

.sidebar-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.sidebar-card dl { display: flex; flex-direction: column; gap: var(--space-sm); }
.sidebar-card dt { font-weight: 600; font-size: 0.875rem; }
.sidebar-card dd { font-size: 0.875rem; color: var(--color-text-secondary); margin-bottom: var(--space-sm); }
.sidebar-card ul { padding-left: var(--space-lg); font-size: 0.875rem; color: var(--color-text-secondary); }
.sidebar-card li { margin-bottom: var(--space-xs); }
.sidebar-hint { font-size: 0.875rem; color: var(--color-text-muted); margin-bottom: var(--space-sm); }

.saved-templates-list { display: flex; flex-direction: column; gap: var(--space-xs); }
.template-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 0.875rem;
}
.template-item-name { font-weight: 500; flex: 1; }
.template-item-btn {
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 2px 6px;
}
.template-item-btn:hover { text-decoration: underline; }

/* ===== Footer ===== */
.site-footer {
  padding: var(--space-2xl) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  text-align: center;
}

.footer-inner p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: var(--space-sm);
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  text-decoration: none;
}
.footer-nav a:hover { color: var(--color-primary); text-decoration: underline; }

.footer-meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  background: var(--color-text);
  color: #fff;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }

/* ===== Print ===== */
@media print {
  .site-header, .hero, .planner-form-panel, .summary-actions, .guide-section, .site-footer, .btn-delete, .toast { display: none !important; }
  .planner-layout { display: block; }
  .summary-sticky { position: static; box-shadow: none; border: none; padding: 0; }
  .table-section { padding: 0; }
  .table-wrapper { border: none; }
  body { background: #fff; }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .planner-layout { grid-template-columns: 1fr; }
  .summary-sticky { position: static; }
  .guide-layout { grid-template-columns: 1fr; }
  .checkbox-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  :root { --header-height: 56px; }
  .container { padding: 0 var(--space-md); }
  .hero { padding: var(--space-2xl) 0 var(--space-xl); }
  .hero h1 { font-size: 1.5rem; }
  .hero-sub { font-size: 1rem; }
  .form-row { grid-template-columns: 1fr; }
  .checkbox-grid { grid-template-columns: 1fr 1fr; }
  .summary-stats { grid-template-columns: repeat(2, 1fr); }
  .planner-form-panel, .summary-sticky { padding: var(--space-lg); }
  .main-nav { gap: var(--space-md); }
  .main-nav a { font-size: 0.875rem; }
}

@media (max-width: 400px) {
  .checkbox-grid { grid-template-columns: 1fr; }
  .summary-stats { grid-template-columns: 1fr 1fr; }
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}