* {box-sizing: border-box; margin: 0; padding: 0;}
body {font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif; line-height: 1.6; color: #333; background: #fff;}
a {color: #2563eb; text-decoration: none;}
a:hover {text-decoration: underline;}
.container {max-width: 1200px; margin: 0 auto; padding: 0 1rem;}
header {background: linear-gradient(135deg, #10b981 0%, #059669 100%); color: white; padding: 1.5rem 0; box-shadow: 0 2px 4px rgba(0,0,0,0.1);}
header h1 {font-size: 2rem; margin-bottom: 0.25rem;}
header .tagline {opacity: 0.9; font-size: 1rem;}
nav {display: flex; gap: 1.5rem; margin-top: 1rem;}
nav a {color: white; font-weight: 500;}
nav a:hover {opacity: 0.9;}
main {padding: 2rem 0;}
h2 {font-size: 1.75rem; margin-bottom: 1rem; color: #1f2937;}
h3 {font-size: 1.25rem; margin-bottom: 0.5rem; color: #374151;}
.input-section, .results-section, .inspiration-section, .tips-section, .pricing-section, .faq-section, .safety-section, .editorial-note {margin-bottom: 2.5rem;}
.material-grid {display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; margin-bottom: 1.5rem;}
.material-category select {width: 100%; padding: 0.75rem; border: 1px solid #d1d5db; border-radius: 6px; background: white; font-size: 0.875rem;}
.target-selection {margin: 2rem 0;}
.target-selection select {width: 100%; max-width: 400px; padding: 1rem; border: 2px solid #e5e7eb; border-radius: 8px; font-size: 1rem;}
.generate-button {background: #2563eb; color: white; border: none; padding: 1rem 2rem; font-size: 1.1rem; border-radius: 8px; cursor: pointer; transition: background 0.2s; width: 100%; max-width: 300px;}
.generate-button:hover {background: #1d4ed8;}
.generate-button:active {transform: scale(0.98);}
#resultsSection {margin-top: 2rem;}
.design-option {background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 12px; padding: 1.5rem; margin-bottom: 1.5rem;}
.design-option h3 {color: #059669; margin-bottom: 1rem;}
.design-option .material-list, .design-option .step-list {margin-left: 1.5rem; margin-bottom: 1rem;}
.design-option .material-list li, .design-option .step-list li {margin-bottom: 0.5rem;}
.action-buttons {display: flex; gap: 1rem; flex-wrap: wrap; margin: 1.5rem 0;}
.action-buttons button {background: #f3f4f6; color: #374151; border: 1px solid #d1d5db; padding: 0.75rem 1.5rem; border-radius: 6px; cursor: pointer;}
.action-buttons button:hover {background: #e5e7eb;}
.project-gallery {list-style: none; padding: 0;
}
.project-gallery li {background: #f0fdf4; border-left: 4px solid #22c55e; padding: 1rem 1.5rem; margin-bottom: 1rem;}
.tip-grid {display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem;}
.tip-card {background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 1.25rem;}
.tip-card h3 {color: #065f46; margin-bottom: 0.75rem;}
.faq-grid {display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem;}
.faq-item {background: #f9fafb; padding: 1.25rem; border-radius: 8px;}
.safety-section ul {list-style: none; padding-left: 0;}
.safety-section li {background: #fef2f2; border-left: 4px solid #ef4444; padding: 1rem 1.5rem; margin-bottom: 1rem;}
.highlight {color: #059669; font-weight: 600;}
.editorial-note {background: #f0fdf4; border: 1px solid #22c55e; border-radius: 8px; padding: 1.5rem; margin-top: 2rem;}
footer {background: #f9fafb; border-top: 1px solid #e5e7eb; padding: 1.5rem 0; margin-top: 3rem;}
footer p {color: #6b7280; font-size: 0.875rem;}
@media (max-width: 768px) {header h1 {font-size: 1.5rem;}
nav {gap: 1rem;}
.generate-button {padding: 1rem;}
.material-grid {grid-template-columns: 1fr;}
.tip-grid {grid-template-columns: 1fr;}
.faq-grid {grid-template-columns: 1fr;}
.action-buttons {flex-direction: column;}
}
@media (max-width: 480px) {header {padding: 1rem 0;}
main {padding: 1rem 0;}
.editorial-note {padding: 1rem;}
}


/* 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;
}