/* FinishRight – DIY Furniture Finish Advisor Stylesheet */
:root {
  --color-bg: #FAF7F2;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F0EBE3;
  --color-primary: #6B4226;
  --color-primary-light: #8B5E3C;
  --color-accent: #D4A96A;
  --color-accent-light: #F5E6C8;
  --color-text: #2C2418;
  --color-text-muted: #6B5E4F;
  --color-border: #C9B896;
  --color-success: #4A7C59;
  --color-error: #B5453A;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(44, 36, 24, 0.08);
  --shadow-lg: 0 8px 32px rgba(44, 36, 24, 0.12);
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1100px;
  --transition: 0.2s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-primary);
}
.logo:hover, .logo:focus-visible { text-decoration: none; color: var(--color-primary-light); }
.site-nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
}
.site-nav a { color: var(--color-text-muted); font-weight: 500; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--color-primary); text-decoration: none; }

/* Hero */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem 1.5rem;
  text-align: center;
}
.hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.25;
  margin-bottom: 0.5rem;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* Advisor Workspace */
.advisor-workspace {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem;
}
.workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}
.panel h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent-light);
}

/* Presets */
.presets {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.preset-btn {
  padding: 0.4rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
}
.preset-btn:hover, .preset-btn:focus-visible {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-text);
  outline: none;
}
.preset-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Form Fields */
.field {
  margin-bottom: 1rem;
}
.field label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
  color: var(--color-text);
}
.field select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--color-text);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B5E4F' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  transition: border-color var(--transition);
}
.field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(107, 66, 38, 0.15);
}
.field select:invalid { color: var(--color-text-muted); }
.field-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

/* Buttons */
.btn-primary {
  padding: 0.7rem 1.5rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--color-primary-light);
  outline: none;
}
.btn-ghost {
  padding: 0.7rem 1.25rem;
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  outline: none;
}

/* Result Panel */
.result-empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--color-text-muted);
}
.result-empty svg { margin-bottom: 0.75rem; }
.result-card {
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.result-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}
.result-badge.oil { background: #E8F5E9; color: #2E7D32; }
.result-badge.wax { background: #FFF3E0; color: #E65100; }
.result-badge.poly { background: #E3F2FD; color: #1565C0; }
.result-badge.spar { background: #EDE7F6; color: #4527A0; }
.result-badge.stain { background: #FCE4EC; color: #C62828; }
.result-badge.paint { background: #F3E5F5; color: #6A1B9A; }
.result-badge.combo { background: #FFF8E1; color: #F57F17; }
.result-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}
.result-tagline {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.result-details {
  list-style: none;
  margin-bottom: 1rem;
}
.result-details li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
  display: flex;
  gap: 0.5rem;
}
.result-details li:last-child { border-bottom: none; }
.result-details .detail-label {
  font-weight: 600;
  color: var(--color-text-muted);
  min-width: 110px;
  flex-shrink: 0;
}
.result-pitfall {
  background: #FFF3E0;
  border-left: 4px solid #FF8F00;
  padding: 0.75rem 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.result-pitfall strong { color: #E65100; }
.result-secondary {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
}
.result-secondary h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}
.result-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}
.hidden { display: none !important; }

/* Guide Content */
.guide-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.guide-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.guide-card h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}
.guide-card p, .guide-card li {
  font-size: 0.93rem;
  color: var(--color-text);
  line-height: 1.65;
}
.guide-card ol, .guide-card ul { padding-left: 1.25rem; }
.guide-card li { margin-bottom: 0.4rem; }

/* Comparison Table */
.comparison-table-wrap { overflow-x: auto; }
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.comparison-table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
}
.comparison-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.comparison-table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.comparison-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:nth-child(even) td { background: var(--color-surface-alt); }

/* Mistake List */
.mistake-list { list-style: none; padding: 0 !important; }
.mistake-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
}
.mistake-list li:last-child { border-bottom: none; }

.last-updated {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
  font-style: italic;
}

/* Why Section */
.why-section {
  background: var(--color-primary);
  color: #fff;
  padding: 3rem 1.5rem;
  margin-top: 2rem;
}
.why-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.why-section h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.why-section p {
  font-size: 0.95rem;
  opacity: 0.9;
  max-width: 70ch;
}
.affiliate-note {
  margin-top: 1.5rem;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.affiliate-note h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}
.affiliate-note p { font-size: 0.9rem; opacity: 0.85; }

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}
.footer-inner nav { display: flex; gap: 1rem; }
.footer-inner a { color: var(--color-text-muted); }
.footer-inner a:hover { color: var(--color-primary); }

/* Responsive */
@media (max-width: 768px) {
  .workspace-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .hero { padding: 2rem 1rem 1rem; }
  .panel { padding: 1.25rem; }
  .header-inner { padding: 0.6rem 1rem; }
  .site-nav { gap: 0.75rem; font-size: 0.85rem; }
  .why-section { padding: 2rem 1rem; }
}

@media (max-width: 480px) {
  .field-actions { flex-direction: column; }
  .result-actions { flex-direction: column; }
  .presets { gap: 0.4rem; }
}



/* 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;
}