/* ============================================================
   size-chart.css — Print size chart page specific styles
   Pixel to Print | XCreativeDesign | MIT License
   ============================================================ */

/* ── Jump Navigation ────────────────────────────────────── */
.chart-jumbnav {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-default);
  position: sticky;
  top: 64px;
  z-index: 90;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.chartjump-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px var(--space-xl);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.chartjump-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  white-space: nowrap;
  margin-right: 4px;
}

.chartjump-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-subtle);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--duration), color var(--duration), border-color var(--duration);
}

.chartjump-link:hover {
  background: rgba(26,110,255,0.07);
  color: var(--brand-primary);
  border-color: rgba(26,110,255,0.2);
  text-decoration: none;
}

/* ── Main chart layout ──────────────────────────────────── */
.chart-main {
  background: var(--bg-base);
  min-height: 60vh;
}

.chart-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-3xl);
}

.chart-layout section {
  scroll-margin-top: 120px; /* clears sticky header + jump nav */
}

/* ── How-to-read explainer ──────────────────────────────── */
.chart-explainer {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
}

.chart-explainer h2 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 var(--space-md);
}

.chart-explainer p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0 0 var(--space-md);
}

.dpi-legend {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.dpi-legend-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 13px;
  line-height: 1.55;
}

.dpi-legend-item strong {
  font-size: 15px;
  font-weight: 800;
  font-family: 'DM Mono', monospace;
  letter-spacing: -0.01em;
}

.dpi-legend-item span { color: var(--text-secondary); }

.dpi-legend--300 {
  background: rgba(26,110,255,0.05);
  border: 1px solid rgba(26,110,255,0.18);
}
.dpi-legend--300 strong { color: var(--brand-primary); }

.dpi-legend--150 {
  background: rgba(0,135,90,0.05);
  border: 1px solid rgba(0,135,90,0.18);
}
.dpi-legend--150 strong { color: #00875A; }

/* ── Section headings ───────────────────────────────────── */
.chart-layout h2 {
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin: 0 0 var(--space-sm);
}

.chart-layout h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-secondary);
  margin: var(--space-lg) 0 var(--space-sm);
}

.chart-layout p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 var(--space-md);
  max-width: 760px;
}

.chart-layout a { color: var(--brand-primary); font-weight: 500; }

/* ── Table cell variants ────────────────────────────────── */
.td-size {
  font-family: 'DM Mono', monospace;
  font-weight: 700;
  font-size: 14px;
  color: var(--text-primary);
  white-space: nowrap;
}

.td-ratio {
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
}

.td-muted {
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Popular rows highlight */
.tr-popular {
  background: rgba(26,110,255,0.025);
}

.tr-popular:hover {
  background: rgba(26,110,255,0.05) !important;
}

.tr-popular .td-size strong::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--brand-primary);
  border-radius: 50%;
  margin-left: 6px;
  vertical-align: middle;
  opacity: 0.5;
}

/* Table footnote */
.table-footnote {
  font-size: 13px;
  color: var(--text-muted);
  font-style: italic;
  margin-top: var(--space-sm) !important;
  max-width: none !important;
}

/* ── CTA section ────────────────────────────────────────── */
.chart-cta-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {
  .chart-layout {
    padding: var(--space-lg) var(--space-md);
    gap: var(--space-2xl);
  }

  .chartjump-inner { padding: 8px var(--space-md); }

  .dpi-legend { grid-template-columns: 1fr; }

  .chart-jumbnav { top: 60px; }
}

@media (max-width: 480px) {
  .chartjump-link { font-size: 12px; padding: 4px 10px; }
  .chart-explainer { padding: var(--space-md); }
}