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

:root {
  --color-bg: #FAF7F4;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F0EBE5;
  --color-text: #2C2420;
  --color-text-muted: #6B5E54;
  --color-text-light: #9B8E84;
  --color-primary: #6B4226;
  --color-primary-hover: #553520;
  --color-primary-light: #E8D5C4;
  --color-accent: #D4A76A;
  --color-accent-hover: #C4965A;
  --color-success: #3A7D44;
  --color-warning: #C4883A;
  --color-danger: #B5453A;
  --color-border: #D9CFC6;
  --color-border-light: #EDE6DF;
  --shadow-sm: 0 1px 3px rgba(44,36,32,0.08);
  --shadow-md: 0 4px 12px rgba(44,36,32,0.1);
  --shadow-lg: 0 8px 24px rgba(44,36,32,0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --max-width: 1160px;
  --header-height: 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, a:focus-visible { color: var(--color-primary-hover); text-decoration: underline; }

img, svg { display: block; max-width: 100%; }

.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

.skip-link {
  position: absolute; top: -100%; left: 16px; z-index: 9999;
  background: var(--color-primary); color: #fff;
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-weight: 600;
}
.skip-link:focus { top: 8px; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  height: var(--header-height);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; gap: 16px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--color-text);
  font-weight: 700; font-size: 1.25rem;
  flex-shrink: 0;
}
.logo:hover, .logo:focus-visible { text-decoration: none; color: var(--color-text); }
.logo-accent { color: var(--color-accent); }

.main-nav { display: flex; gap: 24px; }
.main-nav a {
  font-size: 0.9rem; font-weight: 500;
  color: var(--color-text-muted);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.main-nav a:hover, .main-nav a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
  text-decoration: none;
}

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 22px; border-radius: var(--radius-sm);
  font-size: 0.95rem; font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer; transition: all 0.15s;
  text-decoration: none; line-height: 1.4;
}
.btn:hover, .btn:focus-visible { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover, .btn-primary:focus-visible { background: var(--color-primary-hover); border-color: var(--color-primary-hover); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: var(--color-primary-light); }
.btn-sm { padding: 6px 14px; font-size: 0.85rem; }

/* ===== Hero ===== */
.hero {
  padding: 64px 0 48px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800; line-height: 1.2;
  max-width: 640px; margin: 0 auto 16px;
}
.hero-sub {
  font-size: 1.1rem; color: var(--color-text-muted);
  max-width: 520px; margin: 0 auto 28px;
}
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== Checker Section ===== */
.checker-section { padding: 48px 0 64px; }
.checker-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px; align-items: start;
}

.checker-form-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.checker-form-panel h2 { font-size: 1.4rem; margin-bottom: 4px; }
.section-note { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 20px; }

.presets { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 20px; }
.presets-label { font-size: 0.85rem; color: var(--color-text-muted); font-weight: 500; }
.preset-btn {
  padding: 4px 12px; border-radius: 20px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  font-size: 0.8rem; cursor: pointer;
  color: var(--color-text-muted);
  transition: all 0.15s;
}
.preset-btn:hover, .preset-btn:focus-visible {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.form-group { margin-bottom: 18px; }
.form-group label, .condition-group legend {
  display: block; font-size: 0.85rem; font-weight: 600;
  margin-bottom: 6px; color: var(--color-text);
}
.form-group select, .form-group input[type="text"], .form-group input[type="number"] {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem; font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.15s;
}
.form-group select:focus, .form-group input:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(107,66,38,0.15);
}

.checkbox-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.checkbox-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; font-weight: 400;
  cursor: pointer; padding: 4px 0;
}
.checkbox-label input[type="checkbox"] {
  width: 16px; height: 16px; accent-color: var(--color-primary);
  flex-shrink: 0;
}

.form-actions { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }

/* ===== Results Panel ===== */
.checker-results-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  position: sticky; top: calc(var(--header-height) + 20px);
}

.results-empty {
  text-align: center; padding: 40px 20px;
  color: var(--color-text-muted);
}
.results-empty svg { margin: 0 auto 16px; opacity: 0.5; }

.score-card {
  display: flex; align-items: center; gap: 20px;
  margin-bottom: 24px;
}
.score-circle {
  width: 90px; height: 90px; border-radius: 50%;
  background: conic-gradient(var(--color-primary) var(--score-deg, 0deg), var(--color-border-light) 0deg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  flex-shrink: 0; position: relative;
}
.score-circle::before {
  content: ''; position: absolute;
  width: 72px; height: 72px; border-radius: 50%;
  background: var(--color-surface);
}
.score-number { font-size: 1.6rem; font-weight: 800; position: relative; z-index: 1; }
.score-label { font-size: 0.65rem; color: var(--color-text-muted); position: relative; z-index: 1; text-transform: uppercase; letter-spacing: 0.5px; }
.score-verdict { font-size: 1.1rem; font-weight: 700; }

.result-block { margin-bottom: 20px; }
.result-block h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--color-text-muted); margin-bottom: 6px; }
.result-block p, .result-block li { font-size: 0.95rem; }
.price-range { font-size: 1.4rem; font-weight: 700; color: var(--color-primary); }
.price-note { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 2px; }

.platform-suggestions { list-style: none; padding: 0; }
.platform-suggestions li {
  padding: 6px 0; border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}
.platform-suggestions li:last-child { border-bottom: none; }
.platform-suggestions li::before { content: "→ "; color: var(--color-accent); font-weight: 700; }

.prep-steps { padding-left: 20px; }
.prep-steps li { margin-bottom: 4px; font-size: 0.9rem; }

.result-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--color-border-light); }

/* ===== Platforms Section ===== */
.platforms-section { padding: 48px 0 64px; background: var(--color-surface); }
.platforms-section h2 { font-size: 1.5rem; margin-bottom: 8px; }
.table-wrap { overflow-x: auto; margin-top: 20px; }
.comparison-table {
  width: 100%; border-collapse: collapse;
  font-size: 0.9rem;
}
.comparison-table th {
  text-align: left; padding: 12px 16px;
  background: var(--color-surface-alt);
  font-weight: 700; font-size: 0.8rem;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-border);
}
.comparison-table td {
  padding: 12px 16px; border-bottom: 1px solid var(--color-border-light);
}
.comparison-table tr:hover td { background: var(--color-bg); }
.table-footnote { font-size: 0.8rem; color: var(--color-text-light); margin-top: 12px; }

/* ===== Checklist Section ===== */
.checklist-section { padding: 48px 0 64px; }
.checklist-section h2 { font-size: 1.5rem; margin-bottom: 8px; }
.checklist-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px; margin: 24px 0;
}
.checklist-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.checklist-card h3 { font-size: 1rem; margin-bottom: 12px; color: var(--color-primary); }
.checklist { list-style: none; padding: 0; }
.checklist li {
  padding: 6px 0; padding-left: 22px; position: relative;
  font-size: 0.9rem; border-bottom: 1px solid var(--color-border-light);
}
.checklist li:last-child { border-bottom: none; }
.checklist li::before {
  content: "☐"; position: absolute; left: 0;
  color: var(--color-accent); font-size: 1rem;
}

/* ===== Mistakes Section ===== */
.mistakes-section { padding: 48px 0 64px; background: var(--color-surface); }
.mistakes-section h2 { font-size: 1.5rem; margin-bottom: 8px; }
.mistakes-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px; margin-top: 24px;
}
.mistake-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.mistake-card h3 { font-size: 1rem; margin-bottom: 8px; }
.mistake-card p { font-size: 0.9rem; color: var(--color-text-muted); }

/* ===== Supplies Section ===== */
.supplies-section { padding: 48px 0 64px; }
.supplies-section h2 { font-size: 1.5rem; margin-bottom: 8px; }
.supplies-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; margin-top: 24px;
}
.supply-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}
.supply-card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--color-primary); }
.supply-card p { font-size: 0.9rem; color: var(--color-text-muted); }

/* ===== Saved Drawer ===== */
.saved-drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 380px; max-width: 90vw;
  background: var(--color-surface);
  z-index: 200;
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
.saved-drawer[hidden] { display: none; }
.saved-drawer.open { transform: translateX(0); }
.drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-bottom: 1px solid var(--color-border-light);
}
.drawer-header h2 { font-size: 1.1rem; }
.drawer-close {
  background: none; border: none; font-size: 1.5rem;
  cursor: pointer; color: var(--color-text-muted);
  padding: 4px 8px; line-height: 1;
}
.drawer-close:hover { color: var(--color-text); }
.saved-list {
  flex: 1; overflow-y: auto; padding: 16px 24px;
}
.saved-item {
  padding: 12px 0; border-bottom: 1px solid var(--color-border-light);
}
.saved-item:last-child { border-bottom: none; }
.saved-item-type { font-weight: 700; font-size: 0.95rem; }
.saved-item-meta { font-size: 0.8rem; color: var(--color-text-muted); }
.saved-item-score { font-size: 0.85rem; font-weight: 600; }
.saved-item-load {
  background: none; border: none; color: var(--color-primary);
  cursor: pointer; font-size: 0.8rem; padding: 4px 0;
}
.saved-item-load:hover { text-decoration: underline; }
.drawer-actions {
  padding: 16px 24px; border-top: 1px solid var(--color-border-light);
  display: flex; gap: 10px;
}
.drawer-overlay {
  position: fixed; inset: 0; z-index: 199;
  background: rgba(44,36,32,0.4);
}
.drawer-overlay[hidden] { display: none; }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-light);
  padding: 40px 0;
}
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 24px;
  align-items: flex-start; justify-content: space-between;
}
.footer-brand p { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 4px; }
.footer-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-nav a { font-size: 0.85rem; color: var(--color-text-muted); }
.footer-nav a:hover { color: var(--color-primary); }
.footer-note { font-size: 0.75rem; color: var(--color-text-light); width: 100%; margin-top: 16px; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .checker-grid { grid-template-columns: 1fr; }
  .checker-results-panel { position: static; }
}

@media (max-width: 700px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex; flex-direction: column;
    position: absolute; top: var(--header-height); left: 0; right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border-light);
    padding: 16px 20px; gap: 12px;
    box-shadow: var(--shadow-md);
  }
  .nav-toggle { display: flex; }
  .hero { padding: 40px 0 32px; }
  .checkbox-grid { grid-template-columns: 1fr; }
  .checklist-grid { grid-template-columns: 1fr; }
  .mistakes-grid { grid-template-columns: 1fr; }
  .supplies-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .checker-form-panel, .checker-results-panel { padding: 20px; }
  .score-circle { width: 72px; height: 72px; }
  .score-circle::before { width: 58px; height: 58px; }
  .score-number { font-size: 1.3rem; }
}

/* ===== Print ===== */
@media print {
  .site-header, .site-footer, .hero, .nav-toggle,
  .form-actions, .result-actions, .presets,
  .saved-drawer, .drawer-overlay, .supplies-section { display: none !important; }
  body { background: #fff; color: #000; }
  .checker-form-panel, .checker-results-panel { box-shadow: none; border: 1px solid #ccc; }
  .checklist li::before { content: "☐ "; }
}



/* 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;
}