:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1c2430;
  --muted: #667180;
  --line: #e1e6ec;
  --accent: #1f5f8b;
  --accent-soft: #e3eef7;
  --ok: #2e7d32;
  --ok-soft: #e6f4e7;
  --sun: #d23c3c;
  --sat: #2f6fca;
  --warn: #a96500;
  --warn-soft: #fff3df;
  --danger: #c62828;
  --danger-soft: #fdeaea;
  --pending: #8a6d00;
  --radius: 14px;
  --tab-h: 62px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10151b; --card: #19212a; --text: #e6ebf0; --muted: #96a3b1; --line: #2a3440;
    --accent: #6fb2e6; --accent-soft: #1b2e40; --ok: #6cc070; --ok-soft: #1b301d;
    --sun: #ff7b7b; --sat: #79a8ff; --warn: #ffb547; --warn-soft: #3a2c12;
    --danger: #ff6b6b; --danger-soft: #3a1b1b; --pending: #e2c044;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", "Meiryo", sans-serif;
  -webkit-tap-highlight-color: transparent; -webkit-text-size-adjust: 100%;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accent); }
[hidden] { display: none !important; }
.boot { padding: 40vh 0; text-align: center; color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.num { font-variant-numeric: tabular-nums; }
.row { display: flex; align-items: center; gap: 8px; }
.row.between { justify-content: space-between; }
.wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }

.demo-bar {
  background: #3b2f00; color: #ffe08a; font-size: 12px; text-align: center;
  padding: calc(env(safe-area-inset-top, 0px) + 4px) 12px 4px;
}

/* ---------- 社員（スマホ）レイアウト ---------- */
.view {
  max-width: 640px; margin: 0 auto;
  padding: 12px 14px calc(var(--tab-h) + env(safe-area-inset-bottom, 0px) + 20px);
}
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  display: flex; justify-content: center;
  background: var(--card); border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.tabs button {
  flex: 1; max-width: 140px; height: var(--tab-h); border: 0; background: none; color: var(--muted);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 11px; position: relative;
}
.tabs button svg { width: 24px; height: 24px; }
.tabs button.on { color: var(--accent); font-weight: 600; }
.tabs .cnt { position: absolute; top: 6px; left: calc(50% + 6px); background: var(--danger); color: #fff; font-size: 10px; border-radius: 8px; padding: 0 5px; line-height: 16px; }

/* ---------- 総務（PC）レイアウト ---------- */
.admin-head {
  position: sticky; top: 0; z-index: 30; background: var(--card); border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top, 0px);
}
.admin-head .inner { max-width: 1180px; margin: 0 auto; display: flex; align-items: center; gap: 16px; padding: 0 16px; }
.admin-head .brand { font-weight: 800; color: var(--accent); white-space: nowrap; }
.admin-nav { display: flex; gap: 2px; overflow-x: auto; flex: 1; scrollbar-width: none; }
.admin-nav button {
  border: 0; background: none; padding: 16px 12px 13px; border-bottom: 3px solid transparent;
  color: var(--muted); white-space: nowrap; font-weight: 600; font-size: 14px; position: relative;
}
.admin-nav button.on { color: var(--accent); border-bottom-color: var(--accent); }
.admin-nav .cnt { background: var(--danger); color: #fff; font-size: 11px; border-radius: 9px; padding: 0 6px; margin-left: 4px; }
.admin-head .who { font-size: 13px; color: var(--muted); white-space: nowrap; }
.admin-main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }
.page-title { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.page-title h1 { font-size: 22px; margin: 0; flex: 1; min-width: 200px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; }
.card h2 { font-size: 15px; margin: 0 0 12px; display: flex; align-items: center; gap: 8px; }
.card h2 .muted { font-weight: 400; font-size: 12px; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 14px; align-items: start; }
.cols .card { margin-bottom: 0; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 14px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; text-align: left; }
button.kpi:hover { border-color: var(--accent); }
.kpi .k { font-size: 12px; color: var(--muted); font-weight: 600; }
.kpi .v { font-size: 30px; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1.2; margin-top: 2px; }
.kpi .v small { font-size: 13px; font-weight: 600; margin-left: 3px; }
.kpi .s { font-size: 12px; color: var(--muted); }
.kpi.warn { border-color: var(--warn); background: var(--warn-soft); }
.kpi.warn .v { color: var(--warn); }
.kpi.danger { border-color: var(--danger); background: var(--danger-soft); }
.kpi.danger .v { color: var(--danger); }

.tbl-wrap { overflow-x: auto; margin: 0 -4px; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
th, td { padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 12px; background: var(--card); position: sticky; top: 0; }
td.r, th.r { text-align: right; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--accent-soft); }
tr.dim td { color: var(--muted); }
th.sort { cursor: pointer; user-select: none; }
th.sort::after { content: ' ↕'; opacity: .4; }

.badge { display: inline-block; font-size: 11.5px; font-weight: 700; padding: 1px 7px; border-radius: 6px; color: #fff; white-space: nowrap; }
.tag { display: inline-block; font-size: 11.5px; padding: 1px 7px; border-radius: 6px; background: var(--line); color: var(--muted); white-space: nowrap; }
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag.warn { background: var(--warn-soft); color: var(--warn); }
.tag.danger { background: var(--danger-soft); color: var(--danger); }
.tag.pending { background: var(--warn-soft); color: var(--pending); }
.tag.info { background: var(--accent-soft); color: var(--accent); }

.bar { height: 8px; border-radius: 4px; background: var(--line); overflow: hidden; min-width: 70px; }
.bar > span { display: block; height: 100%; background: var(--ok); border-radius: 4px; }
.bar.warn > span { background: var(--warn); }
.bar.danger > span { background: var(--danger); }

.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.toolbar input[type=search], .toolbar select { width: auto; min-width: 160px; }
.empty { color: var(--muted); font-size: 14px; padding: 12px 0; }

/* ---------- 共通部品 ---------- */
.monthbar { display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.monthbar h1, .monthbar h2 { flex: 1; font-size: 20px; margin: 0; text-align: center; font-variant-numeric: tabular-nums; }
.iconbtn { width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--line); background: var(--card); display: grid; place-items: center; font-size: 18px; }
.pill { height: 32px; padding: 0 12px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); font-size: 13px; white-space: nowrap; }
.btn {
  min-height: 42px; padding: 0 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--card);
  font-weight: 600; display: inline-flex; align-items: center; justify-content: center; gap: 6px; text-decoration: none; color: var(--text);
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn.danger { color: var(--danger); }
.btn.sm { min-height: 32px; padding: 0 10px; font-size: 13px; border-radius: 8px; }
.btn.block { width: 100%; }
.btn:disabled { opacity: .5; cursor: default; }
.btns { display: flex; flex-wrap: wrap; gap: 8px; }

input[type=text], input[type=date], input[type=number], input[type=password], input[type=email], input[type=search], select, textarea {
  width: 100%; min-height: 42px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); font-size: 16px;
}
@media (min-width: 900px) {
  input[type=text], input[type=date], input[type=number], input[type=password], input[type=email], input[type=search], select, textarea { font-size: 14px; min-height: 38px; }
}
textarea { min-height: 64px; resize: vertical; }
.field { display: block; margin-bottom: 12px; }
.field > span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; font-weight: 600; }
.hint { font-size: 11.5px; color: var(--muted); margin-top: 4px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
@media (max-width: 520px) { .grid3 { grid-template-columns: 1fr 1fr; } }

.alert { border-radius: 12px; padding: 10px 12px; margin-bottom: 8px; font-size: 14px; }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.alert.danger { background: var(--danger-soft); color: var(--danger); }
.alert.ok { background: var(--ok-soft); color: var(--ok); }
.alert.info { background: var(--accent-soft); color: var(--accent); }

/* ---------- 社員サマリ ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 8px 10px; text-align: left; }
.stat .k { font-size: 11px; color: var(--muted); }
.stat .v { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.stat .v small { font-size: 12px; font-weight: 500; margin-left: 2px; }
.stat.warn { border-color: var(--warn); background: var(--warn-soft); }
.big { font-size: 40px; font-weight: 800; line-height: 1.1; font-variant-numeric: tabular-nums; }
.big small { font-size: 16px; font-weight: 600; margin-left: 4px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 14px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- カレンダー ---------- */
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
.cal .dow { text-align: center; font-size: 11px; color: var(--muted); padding: 2px 0; }
.cal .dow.sun { color: var(--sun); }
.cal .dow.sat { color: var(--sat); }
.day {
  position: relative; min-height: 66px; padding: 3px 2px 4px; border: 1px solid var(--line); border-radius: 10px; background: var(--card);
  display: flex; flex-direction: column; align-items: center; gap: 2px; overflow: hidden;
}
.day.empty { border: 0; background: none; }
.day .n { font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.3; }
.day.sun .n, .day.hol .n { color: var(--sun); }
.day.sat .n { color: var(--sat); }
.day.site { background: repeating-linear-gradient(135deg, var(--card), var(--card) 6px, var(--bg) 6px, var(--bg) 12px); }
.day.today { outline: 2px solid var(--accent); outline-offset: -2px; }
.day .hn { font-size: 9px; color: var(--sun); line-height: 1.1; max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.day .sn { font-size: 9px; color: var(--muted); line-height: 1.1; max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.day .lv { font-size: 10px; font-weight: 700; color: #fff; border-radius: 6px; padding: 1px 4px; max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.day .lv.pending { background: transparent !important; color: var(--pending); border: 1.5px dashed var(--pending); }
.day .memo { font-size: 9px; color: var(--muted); line-height: 1.15; max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.day .dot { position: absolute; top: 4px; right: 4px; width: 6px; height: 6px; border-radius: 50%; background: var(--muted); }
.legend { display: flex; flex-wrap: wrap; gap: 6px 12px; margin-top: 10px; font-size: 11px; color: var(--muted); }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 4px; vertical-align: -1px; }

/* ---------- シート/ダイアログ ---------- */
.backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 40; }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 41; max-width: 640px; margin: 0 auto;
  background: var(--card); border-radius: 18px 18px 0 0; padding: 10px 16px calc(16px + env(safe-area-inset-bottom, 0px));
  max-height: 90vh; overflow-y: auto; box-shadow: 0 -8px 30px rgba(0,0,0,.18);
}
@media (min-width: 900px) {
  .sheet { bottom: auto; top: 50%; transform: translateY(-50%); border-radius: 18px; max-width: 560px; padding: 18px 22px; }
  .sheet .grab { display: none; }
}
.sheet .grab { width: 40px; height: 4px; border-radius: 2px; background: var(--line); margin: 0 auto 10px; }
.sheet .head { display: flex; align-items: center; gap: 6px; margin-bottom: 8px; }
.sheet .head h2 { flex: 1; text-align: center; margin: 0; font-size: 18px; }
.sheet .sub { text-align: center; font-size: 13px; margin: -4px 0 8px; }
.label { font-size: 12px; color: var(--muted); margin: 14px 0 6px; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { min-height: 38px; padding: 0 14px; border-radius: 19px; border: 1.5px solid var(--line); background: var(--card); font-size: 14px; }
.chip.on { color: #fff; border-color: transparent; font-weight: 600; }
.chip.preset { min-height: 32px; padding: 0 12px; font-size: 13px; }
.chip.preset.on { background: var(--accent); }
.actions { display: flex; gap: 10px; margin-top: 16px; }
.reqbox { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; margin-top: 6px; display: flex; align-items: center; gap: 10px; }

/* ---------- 一覧 ---------- */
.list { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; gap: 10px; padding: 10px 2px; border-bottom: 1px solid var(--line); align-items: center; }
.list li:last-child { border-bottom: 0; }
.list .d { width: 70px; flex-shrink: 0; font-variant-numeric: tabular-nums; font-weight: 600; }

/* ---------- 営業：予定表 ---------- */
.board { border-collapse: separate; border-spacing: 0; font-size: 12px; }
.board th, .board td { padding: 4px 3px; text-align: center; border-bottom: 1px solid var(--line); min-width: 30px; }
.board th.name, .board td.name { text-align: left; position: sticky; left: 0; background: var(--card); z-index: 2; min-width: 120px; }
.board th.sun, .board th.hol { color: var(--sun); }
.board th.sat { color: var(--sat); }
.board td.off { background: var(--bg); }
.board td.site { background: repeating-linear-gradient(135deg, var(--bg), var(--bg) 4px, var(--card) 4px, var(--card) 8px); }
.board .cell { display: inline-block; min-width: 26px; border-radius: 5px; color: #fff; font-weight: 700; font-size: 10.5px; padding: 1px 2px; }
.board .cell.pending { background: transparent !important; color: var(--pending); border: 1.5px dashed var(--pending); }

/* ---------- ログイン ---------- */
.login { max-width: 380px; margin: 12vh auto 0; padding: 0 20px 40px; }
.login h1 { text-align: center; font-size: 26px; margin: 0; color: var(--accent); }
.login .co { text-align: center; margin: 4px 0 24px; }
.check { display: flex; align-items: center; gap: 8px; margin: 8px 0 16px; font-size: 14px; }
.check input { width: 20px; height: 20px; }
.err { color: var(--danger); font-size: 14px; min-height: 20px; margin-bottom: 8px; }
.demo-accounts { margin-top: 26px; border: 1px dashed var(--line); border-radius: 12px; padding: 12px; }
.demo-accounts h3 { margin: 0 0 8px; font-size: 13px; }
.demo-accounts button { display: flex; width: 100%; justify-content: space-between; align-items: center; border: 1px solid var(--line); background: var(--card); border-radius: 10px; padding: 10px 12px; margin-bottom: 6px; text-align: left; }
.demo-accounts button b { font-size: 14px; }

.toast {
  position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(var(--tab-h) + env(safe-area-inset-bottom, 0px) + 14px);
  background: #222; color: #fff; padding: 10px 16px; border-radius: 12px; font-size: 14px; z-index: 60; max-width: 90vw; box-shadow: 0 6px 20px rgba(0,0,0,.25);
}
.toast.error { background: var(--danger); }
pre.mail { white-space: pre-wrap; font: 13px/1.6 inherit; margin: 6px 0 0; background: var(--bg); padding: 10px; border-radius: 8px; }