:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --text: #162033;
  --muted: #637083;
  --line: #dfe6ef;
  --accent: #2457d6;
  --accent-soft: #eaf0ff;
  --danger: #b42318;
  --danger-soft: #fee4e2;
  --success: #087443;
  --success-soft: #dcfae6;
  --warning: #b54708;
  --warning-soft: #fff4d6;
  --shadow: 0 18px 42px rgba(20, 32, 51, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
.shell { width: min(1380px, calc(100% - 48px)); margin: 32px auto 56px; }
.hero { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: end; margin-bottom: 24px; }
.eyebrow { margin: 0 0 8px; color: var(--accent); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; font-size: 12px; }
h1 { margin: 0; font-size: clamp(32px, 5vw, 52px); line-height: 1.02; }
h2 { margin: 0; font-size: 20px; }
.lede { margin: 14px 0 0; color: var(--muted); max-width: 760px; font-size: 17px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 24px; padding: 22px; box-shadow: var(--shadow); margin-bottom: 18px; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 18px; }
.panel-heading p { margin: 7px 0 0; color: var(--muted); }
.status-card { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px; display: grid; gap: 8px; min-width: 250px; box-shadow: var(--shadow); }
.subtle { color: var(--muted); font-size: 14px; }
.toolbar, .date-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.group-filter { margin-top: 12px; display: grid; gap: 8px; }
.group-filter > span { color: var(--muted); font-size: 13px; font-weight: 700; }
.group-options { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.group-choice { display: inline-flex; align-items: center; grid-template-columns: auto; gap: 7px; border: 1px solid var(--line); border-radius: 999px; padding: 8px 11px; background: #fff; color: var(--text); }
input[type="search"], input[type="date"], select { border: 1px solid var(--line); border-radius: 12px; padding: 11px 13px; font-size: 14px; background: #fff; min-height: 42px; }
input[type="search"] { flex: 1 1 420px; }
label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; font-weight: 600; }
button { border: 0; border-radius: 12px; padding: 11px 15px; font-weight: 700; cursor: pointer; min-height: 42px; transition: transform .08s ease, opacity .15s ease, background .15s ease; }
button:hover { transform: translateY(-1px); }
button:disabled { cursor: not-allowed; opacity: .48; transform: none; }
.primary { background: var(--accent); color: #fff; }
.secondary { background: var(--accent-soft); color: var(--accent); }
.danger { background: var(--danger); color: #fff; }
.worker-grid { margin-top: 16px; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.worker-grid.empty { color: var(--muted); border: 1px dashed var(--line); border-radius: 16px; padding: 22px; display: block; }
.worker-card { border: 1px solid var(--line); border-radius: 16px; padding: 12px; display: grid; grid-template-columns: auto 1fr; gap: 11px; align-items: start; background: #fff; }
.worker-card strong { display: block; }
.worker-card small { color: var(--muted); }
.pill { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 6px 10px; font-size: 13px; font-weight: 800; width: fit-content; }
.pill.muted { background: #eef2f7; color: #475467; }
.pill.success { background: var(--success-soft); color: var(--success); }
.pill.danger { background: var(--danger-soft); color: var(--danger); }
.pill.warning { background: var(--warning-soft); color: var(--warning); }
.hidden { display: none !important; }
.export-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.toggle { display: flex; align-items: center; grid-template-columns: auto; gap: 8px; color: var(--text); }
.user-block { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 18px; }
.user-title { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 12px; }
.day-card { border: 1px solid var(--line); border-radius: 18px; margin: 12px 0; overflow: hidden; }
.day-header { display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; background: #f8fafc; align-items: center; }
.day-header.changed { background: var(--warning-soft); }
.day-header.skipped { background: #f1f5f9; }
.day-header.under-day { background: var(--danger-soft); }
.day-header.overtime { background: var(--warning-soft); }
.day-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
table { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: 14px; }
th, td { padding: 11px 13px; border-top: 1px solid var(--line); vertical-align: top; text-align: left; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; background: #fff; }
th:nth-child(1), td:nth-child(1) { width: 100px; }
th:nth-child(2), td:nth-child(2) { width: 100px; }
th:nth-child(3), td:nth-child(3) { width: 116px; }
th:nth-child(4), td:nth-child(4) { width: 124px; }
th:nth-child(5), td:nth-child(5) { width: 92px; }
tr.update { background: #fffaf0; }
tr.delete { background: #fff5f5; }
tr.already-rounded { color: var(--muted); }
.work-type { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.desc { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.desc-long { font-size: 12px; white-space: normal; overflow-wrap: anywhere; line-height: 1.35; }
.notes-list { margin: 0; padding-left: 18px; color: var(--muted); }
.notice { border-radius: 16px; padding: 14px 16px; margin-bottom: 16px; background: var(--success-soft); color: var(--success); font-weight: 700; }
.notice.error { background: var(--danger-soft); color: var(--danger); }
.period-summary-list { display: grid; gap: 12px; margin-top: 18px; }
.period-summary { border: 1px solid var(--line); border-radius: 18px; padding: 16px; background: #fff; }
.period-summary h3 { margin: 0 0 10px; }
.period-summary.warning { border-color: var(--warning); background: var(--warning-soft); }
.summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; }
.summary-item { border: 1px solid var(--line); border-radius: 12px; padding: 10px; background: rgba(255,255,255,.75); }
.summary-item strong { display: block; font-size: 18px; margin-top: 4px; }
.recommendation-panel { border: 1px solid var(--warning); border-radius: 18px; padding: 16px; margin-top: 18px; background: var(--warning-soft); }
.recommendation-panel h3 { margin: 0 0 8px; }
.recommendation-panel p { margin: 0 0 12px; color: var(--muted); }
.recommendation-list { margin: 0; padding-left: 20px; }
.recommendation-list li { margin: 5px 0; }
.notes ul { margin-bottom: 0; color: var(--muted); }
code { background: #eef2f7; border-radius: 6px; padding: 2px 5px; }
.toast { position: fixed; right: 22px; bottom: 22px; max-width: 520px; background: #162033; color: #fff; padding: 14px 16px; border-radius: 14px; box-shadow: var(--shadow); z-index: 20; }
.toast.error { background: var(--danger); }
@media (max-width: 820px) {
  .shell { width: min(100% - 28px, 1380px); margin-top: 18px; }
  .hero { grid-template-columns: 1fr; }
  .panel-heading, .user-title, .day-header { align-items: stretch; flex-direction: column; }
  table { display: block; overflow-x: auto; white-space: nowrap; }
}