:root {
  color: #171b25;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }

body { margin: 0; background: #f4f6f8; }

.screen-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px max(20px, calc((100vw - 1060px) / 2));
  background: #fff;
  border-bottom: 1px solid #dfe3e8;
}

.screen-header h1 { margin: 0; font-size: 20px; }
.screen-header a { color: #2a516d; font-weight: 700; text-decoration: none; }

button, select {
  min-height: 40px;
  border: 1px solid #9eb5c4;
  border-radius: 5px;
  padding: 7px 12px;
  background: #fff;
  color: #1d2734;
  font: inherit;
  font-weight: 700;
}

button { cursor: pointer; }
button.is-active, #printPageButton { border-color: #2d6f98; background: #e3f2fa; }

main { width: min(1060px, calc(100% - 32px)); margin: 22px auto 60px; }

.screen-controls {
  display: flex;
  align-items: end;
  gap: 14px;
  padding: 14px;
  border: 1px solid #dfe3e8;
  background: #fff;
}

.screen-controls label { display: grid; gap: 5px; color: #4d5968; font-size: 13px; font-weight: 700; }
.view-switch { display: flex; gap: 6px; flex-wrap: wrap; }
.screen-status { color: #596675; font-weight: 700; }

.print-sheet {
  margin-top: 16px;
  padding: 12mm 10mm;
  background: #fff;
  box-shadow: 0 1px 4px rgba(16, 30, 45, .12);
}

.sheet-heading { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; margin-bottom: 7mm; }
.sheet-heading h2 { margin: 0; font-size: 20px; }
.sheet-heading p { margin: 0; color: #4d5968; font-size: 11px; font-weight: 700; }
.sheet-note { margin: -3mm 0 5mm; color: #4d5968; font-size: 10px; }

.current-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 8mm; }
.current-section h3 { margin: 0; padding: 5px 7px; border: 1px solid #596675; font-size: 14px; }
.current-section h3 span { float: right; }

table { width: 100%; border-collapse: collapse; }
th, td { border: 1px solid #aeb8c1; }

.current-table { font-size: 11px; }
.current-table th { padding: 4px 5px; background: #f0f2f4; text-align: left; }
.current-table td { height: 7mm; padding: 3px 5px; }
.current-table td:first-child { width: 10mm; text-align: center; }
.current-table td:last-child { width: 13mm; text-align: center; font-weight: 700; }
.current-table .new { font-weight: 700; }

.history-table { table-layout: fixed; font-size: 8px; }
.history-table th, .history-table td { height: 5.2mm; padding: 1px 2px; text-align: center; }
.history-table thead th { background: #f0f2f4; font-weight: 700; }
.history-table th:first-child, .history-table td:first-child { width: 8mm; }
.history-table th:nth-child(2), .history-table td:nth-child(2) { width: 30mm; text-align: left; }
.history-cell-new { font-weight: 700; }

@media (max-width: 640px) {
  .screen-header { padding: 12px 16px; }
  .screen-header h1 { font-size: 18px; }
  main { width: calc(100% - 20px); margin-top: 10px; }
  .screen-controls {
    display: grid;
    grid-template-columns: repeat(3, max-content);
    align-items: end;
    gap: 12px;
  }
  .screen-controls label { grid-column: 1 / -1; }
  .view-switch { display: contents; }
  .print-sheet { padding: 16px; }
  .current-columns { grid-template-columns: 1fr; gap: 16px; }
}

@media print {
  @page { size: A4 landscape; margin: 8mm; }
  .screen-header, .screen-controls, .screen-status { display: none !important; }
  body { background: #fff; }
  main { width: auto; margin: 0; }
  .print-sheet {
    margin: 0;
    padding: 0;
    box-shadow: none;
    break-before: page;
    break-after: auto;
    page-break-before: always;
    page-break-after: auto;
  }
  .print-sheet:first-child {
    break-before: auto;
    page-break-before: auto;
  }
  .sheet-heading { margin-bottom: 5mm; }
  .sheet-heading h2 { font-size: 18px; }
  .current-table td { height: 5.2mm; }
  .history-table { font-size: 7px; }
  .history-table th, .history-table td { height: 4.6mm; }
}