/* 印刷用の組立図（A4 縦）。画面の部品は印刷せず、#print-root だけを出す */
@page { size: A4 portrait; margin: 12mm; }

html, body { background: #fff !important; height: auto; }
body > :not(#print-root) { display: none !important; }
#print-root { display: block !important; color: #000; font-size: 10.5pt; line-height: 1.5; }

* { -webkit-print-color-adjust: exact; print-color-adjust: exact; }

.print-page { break-after: page; }
.print-page:last-child { break-after: auto; }

/* 表紙 */
.print-cover { text-align: center; }
.print-brand { margin: 0; font-size: 11pt; color: #444; }
.print-cover h1 { margin: 2mm 0 5mm; font-size: 28pt; }
.print-cover-figure img { width: 150mm; height: 150mm; image-rendering: pixelated; border: 0.3mm solid #999; }
.print-facts { margin: 6mm auto 0; border-collapse: collapse; text-align: left; font-size: 11pt; }
.print-facts th { padding: 1.5mm 4mm 1.5mm 0; white-space: nowrap; color: #333; vertical-align: top; }
.print-facts td { padding: 1.5mm 0; }
.print-url { word-break: break-all; }
.print-legal { margin-top: 8mm; font-size: 8pt; color: #555; }

/* 部品リスト・買い物リスト */
.print-section h2, .print-steps h2 { font-size: 15pt; margin: 0 0 2mm; border-bottom: 0.5mm solid #000; padding-bottom: 1mm; }
.print-section + .print-section { margin-top: 8mm; }
.print-note { margin: 1mm 0 2mm; font-size: 9pt; color: #333; word-break: break-all; }
.print-warn { margin: 2mm 0; padding: 2mm 3mm; border: 0.4mm solid #000; font-weight: bold; }
.print-table { width: 100%; border-collapse: collapse; font-size: 10pt; }
.print-table th, .print-table td { padding: 1mm 2mm; border-bottom: 0.2mm solid #bbb; text-align: left; }
.print-table th.num, .print-table td.num { text-align: right; white-space: nowrap; }
.print-table td.check, .print-table th.check { width: 8mm; text-align: center; font-size: 12pt; }
.print-table tr { break-inside: avoid; }
.print-table thead { display: table-header-group; }
.print-table tfoot td { font-weight: bold; border-bottom: 0; }
.swatch {
  display: inline-block;
  width: 3.5mm;
  height: 3.5mm;
  border: 0.2mm solid #000;
  vertical-align: -0.6mm;
  margin-right: 1.5mm;
}

/* 組立手順：1 ページに 2×2 */
.print-step-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5mm 6mm; }
.print-step { break-inside: avoid; border: 0.3mm solid #999; padding: 2.5mm; }
.print-step-title { margin: 0 0 1.5mm; font-weight: bold; font-size: 10pt; }
.print-step-figure img { display: block; width: 100%; max-width: 84mm; height: auto; margin: 0 auto; image-rendering: pixelated; }
.print-step-parts { margin: 1.5mm 0 0; font-size: 9.5pt; }
.print-step .print-note { margin: 0.5mm 0 0; }