:root {
  --bg: #10151f;
  --panel: #172031;
  --panel-2: #202b3d;
  --text: #edf4ff;
  --muted: #a8b6cb;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #6ee7c8;
  --accent-2: #8bb7ff;
  --paper-line: rgba(20, 26, 36, 0.42);
}

* {
  box-sizing: border-box;
}

body.printcheck-page {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(110, 231, 200, 0.13), transparent 34rem),
    linear-gradient(145deg, #0b0f16, #121927 58%, #10151f);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
}

a {
  color: inherit;
}

.pc-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.pc-hero,
.pc-card,
.pc-related,
.pc-comments,
.pc-return a,
.pc-controls {
  background: rgba(23, 32, 49, 0.88);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.24);
}

.pc-hero {
  position: relative;
  padding: 28px;
}

.pc-back {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.92rem;
  text-decoration: none;
}

.pc-kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.pc-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.pc-lead,
.pc-warning,
.pc-note,
.pc-help,
.pc-card p,
.pc-card li,
.pc-comment-note,
.pc-footer {
  color: var(--muted);
}

.pc-lead {
  max-width: 780px;
  margin: 18px 0 0;
  font-size: 1.06rem;
}

.pc-warning {
  max-width: 860px;
  margin: 18px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(251, 191, 36, 0.38);
  border-radius: 8px;
  background: rgba(251, 191, 36, 0.08);
}

.pc-policy {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.pc-policy span {
  padding: 8px 12px;
  border: 1px solid rgba(110, 231, 200, 0.25);
  border-radius: 999px;
  background: rgba(110, 231, 200, 0.08);
  color: #d6fff4;
  font-size: 0.8rem;
  font-weight: 700;
}

.pc-tool {
  display: grid;
  grid-template-columns: minmax(250px, 320px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.pc-controls {
  position: sticky;
  top: 16px;
  padding: 18px;
}

.pc-controls h2,
.pc-card h2,
.pc-related h2 {
  margin: 0 0 12px;
  font-size: 1.25rem;
}

.pc-pattern-list {
  display: grid;
  gap: 8px;
}

.pc-pattern-list button,
.pc-print-button {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.pc-pattern-list button.is-active {
  border-color: rgba(110, 231, 200, 0.72);
  background: rgba(110, 231, 200, 0.17);
  color: #eafff9;
}

.pc-print-button {
  margin-top: 14px;
  border-color: rgba(110, 231, 200, 0.72);
  background: linear-gradient(135deg, #35d2ad, #5f8df7);
  color: #071018;
}

.pc-help {
  margin: 14px 0 0;
}

.pc-note {
  margin: 12px 0 0;
  font-size: 0.92rem;
}

.pc-paper-wrap {
  min-width: 0;
  overflow-x: auto;
  padding: 0 0 12px;
}

.pc-paper-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.pc-paper-toolbar span:first-child {
  color: var(--text);
  font-weight: 800;
}

.pc-paper {
  position: relative;
  width: 210mm;
  min-width: 210mm;
  height: 297mm;
  overflow: hidden;
  background-color: #fff;
  color: #111827;
  border: 1px solid #cbd5e1;
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.32);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

.pc-print-title {
  position: absolute;
  top: 10mm;
  left: 12mm;
  font-weight: 800;
  font-size: 12pt;
}

.pc-corner {
  position: absolute;
  width: 20mm;
  height: 12mm;
  border-color: #111827;
  color: #111827;
  font-size: 8pt;
}

.pc-corner-tl { top: 5mm; left: 5mm; border-top: 1px solid; border-left: 1px solid; padding: 2mm 0 0 2mm; }
.pc-corner-tr { top: 5mm; right: 5mm; border-top: 1px solid; border-right: 1px solid; text-align: right; padding: 2mm 2mm 0 0; }
.pc-corner-bl { bottom: 5mm; left: 5mm; border-bottom: 1px solid; border-left: 1px solid; padding: 7mm 0 0 2mm; }
.pc-corner-br { bottom: 5mm; right: 5mm; border-bottom: 1px solid; border-right: 1px solid; text-align: right; padding: 7mm 2mm 0 0; }

.pc-center-line-x,
.pc-center-line-y {
  position: absolute;
  background: rgba(220, 38, 38, 0.64);
}

.pc-center-line-x {
  left: 0;
  top: 50%;
  width: 100%;
  height: 0.35mm;
}

.pc-center-line-y {
  top: 0;
  left: 50%;
  width: 0.35mm;
  height: 100%;
}

.pc-margin-box {
  position: absolute;
  inset: 10mm;
  border: 0.35mm dashed rgba(37, 99, 235, 0.72);
}

.pc-scale {
  position: absolute;
  left: 24mm;
  bottom: 34mm;
  width: 100mm;
  height: 10mm;
  border-bottom: 1mm solid #111827;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-size: 8pt;
}

.pc-scale-ticks {
  position: absolute;
  left: 24mm;
  bottom: 31mm;
  width: 100mm;
  height: 8mm;
  background: repeating-linear-gradient(to right, #111827 0 0.25mm, transparent 0.25mm 10mm);
}

.pc-grid-label {
  position: absolute;
  right: 14mm;
  bottom: 34mm;
  width: 52mm;
  color: #334155;
  font-size: 8pt;
}

.pc-line-samples {
  position: absolute;
  left: 18mm;
  top: 46mm;
  width: 78mm;
  display: grid;
  gap: 6mm;
  font-size: 8pt;
}

.pc-line-samples div {
  display: grid;
  grid-template-columns: 24mm 1fr;
  align-items: center;
  gap: 5mm;
}

.pc-line-samples i {
  display: block;
  width: 44mm;
}

.line-thin { border-top: 0.15mm solid rgba(17, 24, 39, 0.25); }
.line-mid { border-top: 0.3mm solid rgba(17, 24, 39, 0.55); }
.line-strong { border-top: 0.5mm solid rgba(17, 24, 39, 0.9); }

.pc-gray-samples {
  position: absolute;
  right: 14mm;
  top: 44mm;
  width: 58mm;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border: 0.2mm solid #334155;
  font-size: 6pt;
}

.pc-gray-samples span {
  min-height: 20mm;
  padding: 1mm;
  color: #111827;
}

.pc-gray-samples span:nth-child(1) { background: #f3f4f6; }
.pc-gray-samples span:nth-child(2) { background: #d1d5db; }
.pc-gray-samples span:nth-child(3) { background: #9ca3af; }
.pc-gray-samples span:nth-child(4) { background: #6b7280; color: #fff; }
.pc-gray-samples span:nth-child(5) { background: #374151; color: #fff; }
.pc-gray-samples span:nth-child(6) { background: #111827; color: #fff; }

.pc-print-memo {
  position: absolute;
  left: 18mm;
  right: 18mm;
  bottom: 12mm;
  padding: 4mm;
  border: 0.3mm solid #94a3b8;
  font-size: 8pt;
}

.pc-print-memo p {
  margin: 1mm 0 0;
}

.pattern-grid10 {
  background-image:
    linear-gradient(to right, var(--paper-line) 0 0.25mm, transparent 0.25mm),
    linear-gradient(to bottom, var(--paper-line) 0 0.25mm, transparent 0.25mm);
  background-size: 10mm 10mm;
}

.pattern-grid5 {
  background-image:
    linear-gradient(to right, rgba(20, 26, 36, 0.28) 0 0.2mm, transparent 0.2mm),
    linear-gradient(to bottom, rgba(20, 26, 36, 0.28) 0 0.2mm, transparent 0.2mm),
    linear-gradient(to right, rgba(20, 26, 36, 0.52) 0 0.25mm, transparent 0.25mm),
    linear-gradient(to bottom, rgba(20, 26, 36, 0.52) 0 0.25mm, transparent 0.25mm);
  background-size: 5mm 5mm, 5mm 5mm, 10mm 10mm, 10mm 10mm;
}

.pattern-margin .pc-margin-box,
.pattern-center .pc-center-line-x,
.pattern-center .pc-center-line-y,
.pattern-scale .pc-scale,
.pattern-scale .pc-scale-ticks,
.pattern-lines .pc-line-samples,
.pattern-gray .pc-gray-samples {
  outline: 0.8mm solid rgba(245, 158, 11, 0.45);
}

.pattern-lines .pc-gray-samples,
.pattern-lines .pc-scale,
.pattern-lines .pc-scale-ticks,
.pattern-gray .pc-line-samples,
.pattern-margin .pc-gray-samples,
.pattern-center .pc-gray-samples {
  opacity: 0.2;
}

.pc-ad {
  margin: 22px 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.pc-ad-label {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.pc-info-grid,
.pc-link-grid,
.pc-return {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.pc-card,
.pc-related,
.pc-comments {
  padding: 20px;
}

.pc-card ul,
.pc-card ol {
  margin: 0;
  padding-left: 1.35rem;
}

.pc-related,
.pc-comments,
.pc-return,
.pc-footer {
  margin-top: 18px;
}

.pc-link-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pc-link-grid a,
.pc-return a {
  display: block;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  text-decoration: none;
}

.pc-link-grid strong,
.pc-return strong,
.pc-link-grid span,
.pc-return span,
.pc-return small {
  display: block;
}

.pc-link-grid strong,
.pc-return strong {
  color: #fff;
}

.pc-link-grid span,
.pc-return span,
.pc-return small {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.pc-comment-note {
  margin: 0 0 14px;
}

.pc-footer {
  text-align: center;
  font-size: 0.86rem;
}

@media (max-width: 900px) {
  .pc-tool,
  .pc-info-grid,
  .pc-link-grid,
  .pc-return {
    grid-template-columns: 1fr;
  }

  .pc-controls {
    position: static;
  }
}

@media (max-width: 640px) {
  .pc-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 12px;
  }

  .pc-hero,
  .pc-card,
  .pc-related,
  .pc-comments,
  .pc-controls {
    padding: 16px;
  }

  .pc-paper {
    transform: scale(0.48);
    transform-origin: top left;
  }

  .pc-paper-wrap {
    height: calc(297mm * 0.48 + 42px);
  }

  .pc-paper-toolbar {
    display: grid;
  }
}

@media print {
  @page {
    size: A4 portrait;
    margin: 0;
  }

  html,
  body {
    width: 210mm;
    height: 297mm;
    margin: 0 !important;
    background: #fff !important;
  }

  .no-print,
  .pc-hero,
  .pc-policy,
  .pc-controls,
  .pc-paper-toolbar,
  .pc-ad,
  .pc-info-grid,
  .pc-related,
  .pc-comments,
  .pc-return,
  .pc-footer,
  script,
  iframe,
  ins {
    display: none !important;
  }

  .pc-shell,
  .pc-tool,
  .pc-paper-wrap {
    display: block !important;
    width: 210mm !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
  }

  .pc-paper {
    width: 210mm !important;
    min-width: 210mm !important;
    height: 297mm !important;
    margin: 0 !important;
    border: 0 !important;
    box-shadow: none !important;
    transform: none !important;
    page-break-inside: avoid;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }
}