:root {
  color-scheme: light;
  --ink: #111111;
  --navy: #1a3a5c;
  --navy-soft: #dbe5f1;
  --bg: #eef1f5;
  --card: #ffffff;
  --line: #8793a1;
  --input: #fffdf0;
  --calc: #e9edf2;
  --lv-required: #fff1c2;
  --lv-check: #dfeafa;
  --lv-warn: #ffe6c7;
  --lv-info: #e1f1e1;
  --lv-error: #d6d6d6;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Yu Gothic UI", "Hiragino Sans", "Meiryo", system-ui, sans-serif;
  font-size: 16px; line-height: 1.65;
}
[hidden] { display: none !important; }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 16px; }
.top { background: var(--navy); color: #ffffff; padding: 18px 0 14px; }
.top h1 { margin: 0; font-size: 1.5rem; letter-spacing: .02em; }
.top .sub { margin: 4px 0 0; font-size: .95rem; }
main.wrap { padding-top: 16px; padding-bottom: 32px; }
.foot { border-top: 2px solid var(--navy); background: var(--card); padding: 12px 0; font-size: .9rem; }
.foot p { margin: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 6px; padding: 16px; margin: 0 0 16px; }
.card h2 { margin: 0 0 10px; font-size: 1.2rem; padding-bottom: 6px; border-bottom: 3px solid var(--navy); }
.card h3 { margin: 18px 0 8px; font-size: 1rem; background: var(--navy-soft); padding: 6px 10px; border-left: 6px solid var(--navy); }
.notice { border-width: 2px; border-color: var(--navy); }
.plain { margin: 0; padding-left: 1.2em; }
.plain li { margin: 2px 0; }

.field { display: block; margin: 0 0 14px; min-width: 0; }
.field > label, .field > .lab { display: block; font-weight: 700; margin-bottom: 4px; }
.req { display: inline-block; margin-left: 6px; padding: 0 6px; font-size: .78rem; font-weight: 700; border: 1px solid var(--ink); background: var(--lv-required); border-radius: 3px; vertical-align: 1px; }
.note { margin: 4px 0 0; font-size: .88rem; line-height: 1.5; }
.hint { margin: 4px 0 0; font-size: .88rem; font-weight: 700; }
.hint::before { content: "▲ "; }

input[type=text], input[type=date], select, textarea {
  display: block; width: 100%; max-width: 100%; padding: 8px 10px; font: inherit; color: var(--ink);
  background: var(--input); border: 1px solid var(--line); border-radius: 4px; min-height: 42px;
}
textarea { min-height: 150px; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, .btn:focus-within, input[type=checkbox]:focus-visible {
  outline: 3px solid var(--navy); outline-offset: 1px;
}
.calc { display: block; padding: 8px 10px; background: var(--calc); border: 1px solid var(--line); border-radius: 4px; min-height: 42px; font-weight: 700; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; cursor: pointer; }
.field > label.check { font-weight: 400; }
.check input { width: 22px; height: 22px; min-width: 22px; margin: 3px 0 0; flex: none; accent-color: var(--navy); }

.grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0 18px; }
@media (min-width: 720px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid .wide { grid-column: 1 / -1; }
}
.schedule { margin: 0 0 14px; padding: 8px 10px 8px 2em; background: var(--calc); border: 1px solid var(--line); border-radius: 4px; }
.schedule li { margin: 0; }
.schedule-title { font-weight: 700; margin: 0 0 4px; }

.worker { border: 1px solid var(--line); border-radius: 4px; padding: 8px 12px 4px; margin: 0 0 10px; min-width: 0; }
.worker legend { font-weight: 700; padding: 0 6px; }
.btnrow { display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0; align-items: center; }
.btn {
  display: inline-block; font: inherit; font-weight: 700; color: var(--ink); background: #ffffff;
  border: 2px solid var(--navy); border-radius: 4px; padding: 9px 16px; min-height: 44px; cursor: pointer; text-align: center;
}
.btn:hover { background: var(--navy-soft); }
.btn-primary { background: var(--navy); color: #ffffff; }
.btn-primary:hover { background: #0f2740; }
.btn-quiet { border-style: dashed; }
.btn[disabled] { cursor: not-allowed; background: var(--calc); color: var(--ink); border-style: dotted; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.status { margin: 6px 0 0; min-height: 1.5em; font-weight: 700; }

.box { border: 2px solid var(--navy); border-left-width: 8px; border-radius: 4px; padding: 10px 14px; margin: 0 0 12px; }
.box p { margin: 0 0 8px; }
.box-notice { background: var(--lv-check); }
.box-error { background: var(--lv-error); border-color: #000000; font-weight: 700; }
.box-ok { background: var(--lv-info); border-color: #1f5f2a; }
.mark { font-weight: 700; }

.result { margin: 0; }
.result:focus { outline: none; }
.tablewrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; margin: 8px 0 14px; }
table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: .92rem; }
th, td { border-bottom: 1px solid var(--line); padding: 6px 10px; text-align: left; vertical-align: top; overflow-wrap: anywhere; }
th { background: var(--navy-soft); }
tr.lv-required { background: var(--lv-required); }
tr.lv-check { background: var(--lv-check); }
tr.lv-warn { background: var(--lv-warn); }
tr.lv-info { background: var(--lv-info); }
tr.lv-error { background: var(--lv-error); font-weight: 700; }
tr.lv-error td:first-child { border-left: 8px solid #000000; }
.lvname { font-weight: 700; white-space: nowrap; }
.dl { display: flex; flex-wrap: wrap; gap: 10px; margin: 8px 0 14px; }
.counts { display: flex; flex-wrap: wrap; gap: 8px 16px; margin: 6px 0 10px; padding: 0; list-style: none; font-weight: 700; }