/* ============================================
   PapyWrite Product Page Styles
   Specific styles for website-index.html
   ============================================ */

/* --- File Tree --- */
.design-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.file-tree-wrap {
  background: #1e1e1e;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.ft-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: #2d2d2d;
}

.ft-circle {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.ft-title {
  margin-left: var(--space-md);
  font-size: 13px;
  color: #9ca3af;
  font-weight: 500;
}

.ft-body {
  padding: var(--space-lg);
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 2;
}

.ft-line {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.ft-ind-1 { padding-left: var(--space-lg); }
.ft-ind-2 { padding-left: calc(var(--space-lg) * 2); }
.ft-ind-3 { padding-left: calc(var(--space-lg) * 3); }

.ft-icon {
  font-size: 14px;
}

.ft-dir {
  color: #60a5fa;
  font-weight: 500;
}

.ft-file {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}

.ft-json {
  background: #fbbf2420;
  color: #fbbf24;
}

.ft-md {
  background: #34d39920;
  color: #34d399;
}

.ft-img {
  background: #f472b620;
  color: #f472b6;
}

.ft-note {
  color: #6b7280;
  font-size: 12px;
  margin-left: var(--space-sm);
}

/* --- Design Points --- */
.design-points {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.design-point {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.dp-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.dp-text h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.dp-text p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.dp-text code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.8125rem;
  background: var(--bg-alt);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent);
}

/* --- AI Section --- */
.ai-module {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-light);
  padding: var(--space-xs) var(--space-md);
  border-radius: 999px;
  margin-bottom: var(--space-lg);
}

.ai-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.ai-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
}

.ai-capabilities {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.ai-cap {
  text-align: center;
  padding: var(--space-xl);
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.ai-cap-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 50%;
  margin: 0 auto var(--space-md);
}

.ai-cap h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.ai-cap p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.ai-privacy {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--text-muted);
  background: var(--bg-alt);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
}

/* --- Section Dots --- */
.section-dots {
  position: fixed;
  right: var(--space-lg);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  z-index: 50;
}

.section-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: all var(--transition);
}

.section-dot:hover,
.section-dot.active {
  background: var(--accent);
  transform: scale(1.3);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .design-layout {
    grid-template-columns: 1fr;
  }

  .section-dots {
    display: none;
  }

  .ai-capabilities {
    grid-template-columns: 1fr;
  }
}