:root{--ink:#222;--muted:#666;--line:#ccc;--bg:#f4f6fa;--card:#fff;--accent:#2b4f8f;--warn:#b02a00}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"Hiragino Sans","Yu Gothic UI",Meiryo,sans-serif;line-height:1.7}
main{max-width:1080px;margin:0 auto;padding:16px}
main.doc{max-width:760px}
h1{font-size:1.6rem;line-height:1.35;margin:.4em 0}
h2{font-size:1.2rem;margin-top:1.8em}
a{color:#2b5d8f}
.small{font-size:.85rem;color:var(--muted)}
.pr-notice{font-size:.8rem;color:var(--muted);margin:0}
.tabs{display:flex;flex-wrap:wrap;gap:6px;padding:0;list-style:none;margin:0 0 14px}
.tabs a{display:inline-block;padding:4px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;text-decoration:none;font-size:.92rem}
.tabs a[aria-current]{background:var(--accent);color:#fff;border-color:var(--accent)}
.box{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;margin:14px 0;min-width:0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:14px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-width:0}
.card b{display:block;font-size:1.35rem;line-height:1.3}
.card span{font-size:.82rem;color:var(--muted)}
.card.alert{border-color:var(--warn)}
.card.alert b{color:var(--warn)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px}
label.f{display:block;font-size:.88rem;font-weight:700;min-width:0}
input[type=text],input[type=number],input[type=date],select{display:block;width:100%;min-width:0;font:inherit;font-size:1rem;padding:8px;border:1px solid #bbb;border-radius:6px;background:#fff;color:var(--ink);margin-top:2px}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}
button{font:inherit;font-size:.95rem;padding:8px 14px;border:1px solid var(--accent);border-radius:8px;background:#fff;color:var(--accent);cursor:pointer}
button.main{background:var(--accent);color:#fff;font-weight:700}
button.del{border-color:#bbb;color:#666;padding:4px 8px;font-size:.82rem}
.warn{color:var(--warn);font-size:.92rem;margin:.4em 0}
.warn:empty{display:none}
.tw{overflow-x:auto}
table{border-collapse:collapse;width:100%;background:#fff;font-size:.9rem}
th,td{border:1px solid var(--line);padding:5px 7px;text-align:left;vertical-align:middle}
td.n,th.n{text-align:right;white-space:nowrap}
td.c{text-align:center}
#list td input[type=checkbox]{width:18px;height:18px}
.empty{color:var(--muted);text-align:center;padding:18px}
.pr{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:20px 0}
.pr-label{margin:0;font-size:.85rem;color:var(--muted)}
.pr ul{margin:.3em 0;padding-left:1.2em}
.check li{margin:.2em 0}
footer{max-width:1080px;margin:30px auto 0;padding:16px;border-top:1px solid var(--line);font-size:.85rem;display:flex;flex-wrap:wrap;gap:12px}
footer p{width:100%;margin:0;color:var(--muted)}
#sheet{display:none}
.school{border:1px solid var(--line);border-radius:10px;padding:12px;margin:10px 0;background:#fbfcfe}
.mk{font-size:1.5rem;color:var(--accent)}
.chip{display:inline-block;font-size:.78rem;line-height:1.3;padding:1px 6px;border-radius:4px;margin:1px 2px 1px 0;white-space:nowrap}
.chip.s{background:#eef2f7;color:#456}
.chip.e{background:#fff1d6;color:#7a4b00}
.chip.x{background:#ffe0e0;color:#a00000;font-weight:700}
.chip.r{background:#dff3e3;color:#1d6430}
.chip.p{background:#ece2ff;color:#4a2a8a;font-weight:700}
.tag{font-size:.75rem;background:var(--accent);color:#fff;border-radius:4px;padding:0 5px}
.nw{white-space:nowrap}
tr.past td{color:#999}
.warnlist{margin:.4em 0;padding-left:1.2em}
.warnlist li{margin:.3em 0}
.warnlist li.hi{color:var(--warn);font-weight:700}
.warnlist li.mid{color:#7a4b00}
.ok{color:#1d6430}
.lg{display:inline-block;margin:0 12px 4px 0;font-size:.9rem}
.months{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px}
#cal{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px}
.month{min-width:0}
.month h3{margin:.2em 0;font-size:1rem}
table.cal{table-layout:fixed;font-size:.8rem}
table.cal th{text-align:center;padding:2px}
table.cal td{vertical-align:top;height:3.6em;padding:2px;overflow:hidden}
table.cal td .chip{display:block;font-size:.66rem;padding:0 2px;overflow:hidden;text-overflow:ellipsis}
table.cal td.o{background:#f3f3f3}
table.cal .d{display:block;font-size:.75rem}
.sun,.sun .d{color:#c00}
.sat,.sat .d{color:#0047b3}
td.warnday{outline:2px solid var(--warn);outline-offset:-2px}
td.today{background:#fffbe0}
@media print{
  @page{size:A4 landscape;margin:10mm}
  body{background:#fff}
  body>*:not(main),main>*:not(#sheet){display:none!important}
  main{padding:0;max-width:none}
  #sheet{display:block;font-size:9.5pt}
  #sheet h2{font-size:13pt;margin:0 0 4pt}
  #sheet table{font-size:9pt}
  #sheet th,#sheet td{padding:2pt 3pt}
  #sheet table.cal td{height:12mm}
  #sheet .months{grid-template-columns:repeat(3,1fr);gap:6mm}
  #sheet .month{break-inside:avoid}
  #sheet .evlist{margin-top:6mm}
  #sheet .chip{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  #sheet tr{break-inside:avoid}
}