/* Clay Body Selector - Main Stylesheet */
:root {
  --color-bg: #F5F0E8;
  --color-surface: #FFFFFF;
  --color-primary: #8B6914;
  --color-primary-dark: #6B4F0F;
  --color-secondary: #D2691E;
  --color-accent: #F4A460;
  --color-text: #2C1810;
  --color-text-light: #5C4033;
  --color-border: #D4C4A8;
  --color-success: #4A7C59;
  --color-error: #A0522D;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

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

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo svg {
  flex-shrink: 0;
}

.nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.nav a {
  color: var(--color-text-light);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--color-primary);
}

/* Hero */
.hero {
  padding: 3rem 0 2rem;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--color-primary-dark);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Sections */
section {
  padding: 2rem 0;
}

section h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--color-primary-dark);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent);
}

/* Form */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
  color: var(--color-text);
}

.form-group select {
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-size: 1rem;
  color: var(--color-text);
  cursor: pointer;
  transition: border-color 0.2s;
}

.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 105, 20, 0.1);
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-bg);
}

/* Result Card */
.result-card {
  margin-top: 2rem;
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-secondary);
}

.result-card.hidden {
  display: none;
}

.result-card h3 {
  font-family: var(--font-serif);
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
}

.clay-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.clay-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
  padding: 1rem;
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

.detail {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.detail .label {
  font-weight: 600;
  color: var(--color-text-light);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pitfalls {
  margin: 1.5rem 0;
}

.pitfalls h4 {
  color: var(--color-error);
  margin-bottom: 0.5rem;
}

.pitfalls ul {
  padding-left: 1.5rem;
}

.pitfalls li {
  margin-bottom: 0.5rem;
}

.result-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* Comparison Table */
.table-wrapper {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.comparison-table th,
.comparison-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
  background: var(--color-primary);
  color: white;
  font-weight: 600;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background: var(--color-bg);
}

/* Mistakes Grid */
.mistakes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.mistake-card {
  background: var(--color-surface);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--color-error);
}

.mistake-card h3 {
  color: var(--color-error);
  margin-bottom: 0.5rem;
  font-size: 1.125rem;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-list details {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-list summary {
  padding: 1rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-primary);
  font-weight: 400;
}

.faq-list details[open] summary::before {
  content: '−';
}

.faq-list details p {
  padding: 0 1.5rem 1rem;
  color: var(--color-text-light);
}

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: var(--color-bg);
  padding: 2rem 0;
  margin-top: 3rem;
  text-align: center;
}

.site-footer a {
  color: var(--color-accent);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.site-footer p {
  margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .nav {
    gap: 1rem;
  }
  
  .site-header .container {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero {
    padding: 2rem 0 1.5rem;
  }
  
  section {
    padding: 1.5rem 0;
  }
}

/* Print */
@media print {
  .site-header,
  .site-footer,
  .form-actions,
  .result-actions {
    display: none;
  }
  
  .result-card {
    border: 1px solid #ccc;
    box-shadow: none;
  }
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  * {
    transition-duration: 0.01ms !important;
  }
}


/* 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;
}