/* SnackSafe Guide — Allergy-Safe Party Snack Guide */
:root {
  --green-900: #1b4332;
  --green-700: #2d6a4f;
  --green-500: #40916c;
  --green-300: #74c69d;
  --green-100: #d8f3dc;
  --amber-500: #f59e0b;
  --amber-100: #fef3c7;
  --red-500: #dc2626;
  --red-100: #fee2e2;
  --gray-900: #1a1a2e;
  --gray-700: #4a4a68;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-100: #f3f4f6;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--gray-900); background: var(--white); line-height: 1.6; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

a { color: var(--green-700); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header { background: var(--white); border-bottom: 1px solid var(--gray-300); position: sticky; top: 0; z-index: 100; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-top: 0.75rem; padding-bottom: 0.75rem; }
.logo { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; font-size: 1.15rem; color: var(--green-900); }
.logo:hover { text-decoration: none; }
.main-nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.main-nav a { font-size: 0.9rem; color: var(--gray-700); font-weight: 500; }
.main-nav a:hover { color: var(--green-700); }

/* Hero */
.hero { background: linear-gradient(135deg, var(--green-100) 0%, var(--white) 100%); padding: 4rem 0 3rem; text-align: center; }
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); color: var(--green-900); margin-bottom: 0.75rem; line-height: 1.2; }
.hero-sub { font-size: 1.1rem; color: var(--gray-700); max-width: 600px; margin: 0 auto 1.5rem; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.65rem 1.5rem; border-radius: var(--radius); font-weight: 600; font-size: 0.95rem; cursor: pointer; border: 2px solid transparent; transition: all 0.15s; font-family: var(--font); }
.btn-primary { background: var(--green-700); color: var(--white); border-color: var(--green-700); }
.btn-primary:hover { background: var(--green-900); border-color: var(--green-900); text-decoration: none; color: var(--white); }
.btn-secondary { background: var(--white); color: var(--green-700); border-color: var(--green-700); }
.btn-secondary:hover { background: var(--green-100); text-decoration: none; }
.btn-small { padding: 0.4rem 0.85rem; font-size: 0.85rem; }

/* Sections */
section { padding: 3rem 0; }
section h2 { font-size: 1.6rem; color: var(--green-900); margin-bottom: 0.5rem; }
.section-note { color: var(--gray-500); margin-bottom: 1.5rem; font-size: 0.95rem; }

/* Planner */
.planner-section { background: var(--gray-100); }
.planner-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.planner-controls, .planner-results { background: var(--white); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }

.allergen-picker { border: none; margin-bottom: 1.25rem; }
.allergen-picker legend { font-weight: 600; margin-bottom: 0.75rem; font-size: 1rem; }
.allergen-grid { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.allergen-chip { display: flex; align-items: center; gap: 0.35rem; padding: 0.4rem 0.85rem; border: 2px solid var(--gray-300); border-radius: 999px; cursor: pointer; font-size: 0.85rem; transition: all 0.15s; user-select: none; }
.allergen-chip:hover { border-color: var(--green-500); }
.allergen-chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.allergen-chip:has(input:checked) { background: var(--green-100); border-color: var(--green-700); color: var(--green-900); font-weight: 600; }

.custom-allergen-row { margin-bottom: 1.25rem; }
.custom-allergen-row label { display: block; font-weight: 600; margin-bottom: 0.35rem; font-size: 0.9rem; }
.input-row { display: flex; gap: 0.5rem; }
.input-row input { flex: 1; padding: 0.5rem 0.75rem; border: 2px solid var(--gray-300); border-radius: 8px; font-size: 0.9rem; font-family: var(--font); }
.input-row input:focus { outline: none; border-color: var(--green-500); }

.tag-list { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.5rem; }
.tag { display: inline-flex; align-items: center; gap: 0.3rem; background: var(--amber-100); color: var(--gray-900); padding: 0.25rem 0.6rem; border-radius: 999px; font-size: 0.8rem; font-weight: 500; }
.tag button { background: none; border: none; cursor: pointer; font-size: 1rem; line-height: 1; color: var(--gray-500); padding: 0; }
.tag button:hover { color: var(--red-500); }

.guest-count-row { margin-bottom: 1.25rem; }
.guest-count-row label { display: block; font-weight: 600; margin-bottom: 0.35rem; font-size: 0.9rem; }
.guest-count-row input { width: 100px; padding: 0.5rem 0.75rem; border: 2px solid var(--gray-300); border-radius: 8px; font-size: 0.9rem; font-family: var(--font); }
.guest-count-row input:focus { outline: none; border-color: var(--green-500); }

.preset-row { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.preset-label { font-size: 0.85rem; color: var(--gray-500); }
.btn-preset { background: var(--gray-100); border-color: var(--gray-300); color: var(--gray-700); }
.btn-preset:hover { background: var(--gray-300); }

.action-row { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Menu Output */
.menu-output { min-height: 100px; }
.empty-state { color: var(--gray-500); font-style: italic; padding: 1rem 0; }
.snack-category { margin-bottom: 1.25rem; }
.snack-category h3 { font-size: 1rem; color: var(--green-700); margin-bottom: 0.5rem; border-bottom: 2px solid var(--green-100); padding-bottom: 0.25rem; }
.snack-item { display: flex; justify-content: space-between; align-items: flex-start; padding: 0.5rem 0; border-bottom: 1px solid var(--gray-100); gap: 1rem; }
.snack-item:last-child { border-bottom: none; }
.snack-name { font-weight: 600; font-size: 0.9rem; }
.snack-brand { font-size: 0.8rem; color: var(--gray-500); }
.snack-qty { font-size: 0.85rem; color: var(--gray-700); white-space: nowrap; }

.shopping-list-output { margin-top: 1.5rem; padding-top: 1rem; border-top: 2px solid var(--gray-300); }
.shopping-list-output h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.shopping-list-output ul { list-style: none; }
.shopping-list-output li { padding: 0.35rem 0; font-size: 0.9rem; display: flex; align-items: center; gap: 0.5rem; }
.shopping-list-output li::before { content: ''; display: inline-block; width: 8px; height: 8px; background: var(--green-500); border-radius: 50%; flex-shrink: 0; }

/* Allergen Table */
.reference-section { background: var(--white); }
.table-wrapper { overflow-x: auto; }
.allergen-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.allergen-table th { background: var(--green-700); color: var(--white); padding: 0.6rem 0.5rem; text-align: center; font-weight: 600; }
.allergen-table td { padding: 0.5rem; text-align: center; border-bottom: 1px solid var(--gray-100); }
.allergen-table td:first-child { text-align: left; font-weight: 500; }
.allergen-table tr:hover td { background: var(--green-100); }
.table-footnote { font-size: 0.8rem; color: var(--gray-500); margin-top: 0.75rem; }

/* Warnings */
.warnings-section { background: var(--gray-100); }
.warning-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.25rem; }
.warning-card { background: var(--white); border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); border-left: 4px solid var(--amber-500); }
.warning-card h3 { font-size: 1rem; color: var(--gray-900); margin-bottom: 0.4rem; }
.warning-card p { font-size: 0.9rem; color: var(--gray-700); }

/* Notice Cards */
.notice-section { background: var(--white); }
.notice-actions { margin-bottom: 1.5rem; }
.cards-output { margin-top: 1rem; }
.notice-card { border: 3px dashed var(--green-700); border-radius: var(--radius); padding: 1.5rem; max-width: 400px; text-align: center; }
.notice-card h3 { color: var(--green-900); margin-bottom: 0.75rem; }
.notice-card ul { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; margin-bottom: 0.75rem; }
.notice-card li { background: var(--green-100); color: var(--green-900); padding: 0.25rem 0.75rem; border-radius: 999px; font-weight: 600; font-size: 0.85rem; }
.card-note { font-size: 0.8rem; color: var(--gray-500); }

/* Guide Content */
.guide-content { background: var(--gray-100); }
.guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.25rem; margin-top: 1.5rem; }
.guide-block { background: var(--white); border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); }
.guide-block h3 { font-size: 1rem; color: var(--green-700); margin-bottom: 0.4rem; }
.guide-block p { font-size: 0.9rem; color: var(--gray-700); }

/* Footer */
.site-footer { background: var(--green-900); color: var(--green-100); padding: 2.5rem 0 1.5rem; font-size: 0.85rem; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1.5rem; margin-bottom: 1.5rem; }
.footer-grid strong { display: block; color: var(--white); margin-bottom: 0.4rem; }
.footer-grid a { display: block; color: var(--green-300); margin-bottom: 0.2rem; }
.footer-grid a:hover { color: var(--white); }
.footer-note { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 1rem; color: var(--green-300); font-size: 0.8rem; }

/* Print */
@media print {
  .site-header, .site-footer, .hero, .planner-controls, .notice-actions, .btn { display: none !important; }
  .planner-results, .notice-card { box-shadow: none; border: 1px solid #ccc; }
  .notice-card { border: 3px dashed #2d6a4f; }
  body { font-size: 12pt; }
  .container { max-width: 100%; padding: 0; }
}

/* Responsive */
@media (max-width: 768px) {
  .planner-layout { grid-template-columns: 1fr; }
  .hero { padding: 2.5rem 0 2rem; }
  .main-nav { gap: 0.75rem; }
  .main-nav a { font-size: 0.8rem; }
  .warning-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .allergen-grid { gap: 0.35rem; }
  .allergen-chip { font-size: 0.78rem; padding: 0.3rem 0.6rem; }
  .action-row { flex-direction: column; }
  .action-row .btn { width: 100%; }
}



/* 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;
}