/* 祝日カレンダー。Web フォントは読まない（端末の標準フォント）。インラインの style は使わない（CSP）。 */
:root {
  --bg: #fbfaf7;
  --fg: #1f2328;
  --muted: #5b6168;
  --line: #ddd8cf;
  --card: #ffffff;
  --accent: #b03a2e;
  --sun: #c62828;
  --sat: #1f5fbf;
  --hol-bg: #fdecea;
  --today: #f5b301;
  --memo: #2e7d32;
  --pref: #6a3fb5;
  --notice: #fff8e6;
  --radius: 10px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font-family: system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.7; font-size: 16px;
}
a { color: #1d4f91; }
a:focus-visible, button:focus-visible, [tabindex]:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--today); outline-offset: 2px; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 8px; top: 8px; background: #fff; padding: 8px; z-index: 10; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

.site-header { background: var(--accent); color: #fff; }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 16px; padding-top: 8px; padding-bottom: 8px; }
.site-title { margin: 0; font-weight: 700; font-size: 1.15rem; }
.site-title a { color: #fff; text-decoration: none; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 2px 12px; }
.site-nav a { color: #fff; text-decoration: none; font-size: .92rem; padding: 4px 0; display: inline-block; }
.site-nav a[aria-current="page"] { border-bottom: 2px solid #fff; }

main { padding: 12px 0 32px; }
h1 { font-size: 1.45rem; margin: 12px 0 8px; line-height: 1.4; }
h2 { font-size: 1.2rem; margin: 28px 0 10px; border-left: 5px solid var(--accent); padding-left: 10px; }
h3 { font-size: 1.05rem; }
.lead { color: var(--muted); margin-top: 0; }
.small { font-size: .88rem; color: var(--muted); }
.breadcrumb ol { list-style: none; padding: 0; margin: 4px 0 0; display: flex; flex-wrap: wrap; gap: 4px; font-size: .85rem; color: var(--muted); }
.breadcrumb li + li::before { content: "›"; margin-right: 4px; }

.notice { background: var(--notice); border: 1px solid #f0dca8; border-radius: var(--radius); padding: 10px 14px; margin: 16px 0; }
.notice h2 { border: 0; padding: 0; margin: 4px 0 6px; font-size: 1rem; }
.notice ul { margin: 0; padding-left: 1.2em; }

/* 年のナビ・年の情報 */
.yearnav { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }
.yearnav a, .yearnav .off { padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; background: var(--card); text-decoration: none; font-size: .9rem; }
.yearnav .off { color: #aaa; }
.yearinfo { display: grid; gap: 4px 16px; grid-template-columns: 1fr; margin: 8px 0; }
.yearinfo div { display: flex; gap: 8px; flex-wrap: wrap; }
.yearinfo dt { font-weight: 700; min-width: 7em; }
.yearinfo dd { margin: 0; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .85rem; color: var(--muted); margin: 8px 0 0; }
.lg::before { content: ""; display: inline-block; width: .9em; height: .9em; border-radius: 3px; margin-right: 4px; vertical-align: -1px; }
.lg.sun::before { background: var(--hol-bg); border: 1px solid var(--sun); }
.lg.sat::before { border: 1px solid var(--sat); }
.lg.today::before { border: 3px solid var(--today); }
.lg.memo::before { background: var(--memo); border-radius: 50%; }
.lg.pref::before { background: var(--pref); border-radius: 50%; }
.tip { margin: 4px 0 8px; }

/* 月の表 */
.months { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 600px) { .months { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .months { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1150px) { .months { grid-template-columns: repeat(4, 1fr); } }
.month { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px; }
.month.big { grid-column: 1 / -1; }
.month h3 { margin: 0 0 4px; font-size: 1.05rem; }
.mbtn { all: unset; cursor: pointer; display: inline-flex; align-items: baseline; gap: 6px; }
.mbtn::after { content: "＋"; font-size: .8rem; color: var(--muted); }
.mbtn[aria-expanded="true"]::after { content: "－"; }
.wafu { font-size: .8rem; color: var(--muted); font-weight: 400; }
table.cal { width: 100%; border-collapse: collapse; table-layout: fixed; }
.cal th { font-size: .8rem; font-weight: 600; padding: 2px 0; color: var(--muted); }
.cal th.sun { color: var(--sun); }
.cal th.sat { color: var(--sat); }
.cal td { vertical-align: top; height: 3.1em; padding: 2px 1px; border-top: 1px solid #efebe4; position: relative; }
.cal td.d { cursor: pointer; }
.cal td.d:hover { background: #f6f3ee; }
.cal .daybtn { all: unset; box-sizing: border-box; display: block; width: 100%; min-height: 100%; cursor: pointer; border-radius: 4px; }
.cal .daybtn:focus-visible { outline: 3px solid var(--today); outline-offset: -2px; }
.cal .n { display: block; font-weight: 600; font-size: .95rem; text-align: center; line-height: 1.5; }
.cal .sun .n, .cal .hol .n { color: var(--sun); }
.cal .sat .n { color: var(--sat); }
.cal .hol { background: var(--hol-bg); }
.cal .hn, .cal .pl { display: block; font-size: .62rem; line-height: 1.2; text-align: center; color: var(--sun); word-break: break-all; }
.cal .pl { color: var(--pref); }
.cal .pv { display: block; font-size: .58rem; color: var(--muted); }
.cal .prov .hn { text-decoration: underline dotted; }
.cal td.today { outline: 3px solid var(--today); outline-offset: -3px; border-radius: 4px; }
.cal td.memo::after { content: ""; position: absolute; top: 3px; right: 3px; width: 7px; height: 7px; background: var(--memo); border-radius: 50%; }
.cal td.pref::before { content: ""; position: absolute; top: 3px; left: 3px; width: 7px; height: 7px; background: var(--pref); border-radius: 50%; }
.month.big .cal td { height: 5.5em; }
.month.big .cal .n { font-size: 1.2rem; }
.month.big .cal .hn, .month.big .cal .pl { font-size: .8rem; }

/* 一覧の表 */
.tablewrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.list { border-collapse: collapse; width: 100%; background: var(--card); margin: 8px 0; font-size: .92rem; }
table.list caption { text-align: left; font-weight: 700; padding: 6px 0; }
table.list th, table.list td { border: 1px solid var(--line); padding: 6px 8px; text-align: left; }
table.list thead th { background: #f3efe8; }
table.list tr.prov td { color: #6b5d4f; }
table.list tr.today { background: #fff4cc; }
.num { text-align: right !important; font-variant-numeric: tabular-nums; }
.agetable th[scope="row"] { white-space: nowrap; }

/* 年の一覧 */
.yearlist { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(7.5em, 1fr)); gap: 6px; }
.yearlist a { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 6px 8px; text-decoration: none; line-height: 1.3; }
.yearlist a[aria-current] { border-color: var(--accent); font-weight: 700; }
.yearlist .wk { display: block; font-size: .8rem; color: var(--muted); }

/* トップの今日 */
.todaybox { background: var(--card); border: 1px solid var(--line); border-left: 6px solid var(--today); border-radius: var(--radius); padding: 10px 14px; margin: 10px 0; min-height: 11em; }
@media (min-width: 600px) { .todaybox { min-height: 6.8em; } }
.todaybox p { margin: 2px 0; }
.today-date { font-size: 1.1rem; font-weight: 700; }
.today-date .wk { font-weight: 400; color: var(--muted); }
.today-date .hn { color: var(--sun); }
.newyear a { margin-left: 8px; font-weight: 700; }

/* フォーム */
.tool { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 14px 12px; margin: 14px 0; }
.tool h2 { margin-top: 14px; }
form.calc { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: end; margin: 8px 0; }
form.calc label { display: flex; flex-direction: column; font-size: .9rem; gap: 2px; }
form.calc label.check { flex-direction: row; align-items: center; gap: 6px; }
form.calc .hint { font-size: .8rem; color: var(--muted); flex-basis: 100%; margin-top: -4px; }
input, select, textarea, button { font: inherit; }
input[type="date"], input[type="number"], select { padding: 6px 8px; border: 1px solid #bdb6aa; border-radius: 6px; background: #fff; min-height: 40px; }
input[type="number"] { width: 8em; }
button, .button, .filebtn { display: inline-block; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--accent); background: var(--accent); color: #fff; cursor: pointer; text-decoration: none; min-height: 40px; }
button.danger { background: #fff; color: var(--sun); border-color: var(--sun); }
.filebtn { background: #fff; color: var(--accent); }
.filebtn input { display: block; margin-top: 4px; font-size: .85rem; color: var(--fg); }
.result { font-weight: 700; min-height: 1.5em; }
.memo-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0; }
.memolist { list-style: none; padding: 0; }
.memolist li { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; margin: 8px 0; }
.memo-text { white-space: pre-wrap; margin: 4px 0; }
.prefday { margin-bottom: 0; }
.sun-today { font-size: 1.2rem; font-weight: 700; }

/* メモの入力画面 */
dialog.memo-dlg { border: 1px solid var(--line); border-radius: 12px; padding: 16px; width: min(92vw, 520px); }
dialog.memo-dlg::backdrop { background: rgba(0, 0, 0, .35); }
dialog.memo-dlg h2 { margin-top: 0; }
dialog.memo-dlg textarea { width: 100%; padding: 8px; border: 1px solid #bdb6aa; border-radius: 6px; }
.dlg-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }

.site-footer { border-top: 1px solid var(--line); background: #f3efe8; font-size: .85rem; color: var(--muted); padding: 12px 0 24px; }
.site-footer ul { list-style: none; padding: 0; margin: 0 0 6px; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.site-footer p { margin: 4px 0; }