:root {
  /* Chart palette (validated: CVD-safe adjacent pairs on white). */
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --chart-grid: #e1e0d9;
  --chart-axis: #c3c2b7;
  --chart-muted: #898781;
  --bg: #f5f6f8;
  --card: #fff;
  --text: #1d2330;
  --muted: #667085;
  --border: #dde1e7;
  --primary: #2952cc;
  --success: #157f3d;
  --success-bg: #e7f6ec;
  --danger: #b42318;
  --danger-bg: #fdecea;
  --warning: #93550c;
  --warning-bg: #fff4e0;
  --info-bg: #e8effc;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--primary); }
h1 { font-size: 1.4rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 1rem; }

.topbar {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem;
  padding: .75rem 1.25rem; background: #1d2330; color: #fff;
}
.topbar nav, .topbar .who { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.topbar a, .topbar .link { color: #d4dbea; text-decoration: none; }
.topbar a:hover, .topbar .link:hover { color: #fff; }
.topbar .brand { color: #fff; font-weight: 600; }

main { max-width: 1100px; margin: 1.5rem auto; padding: 0 1rem; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.5rem; margin-bottom: 1.5rem;
}
.card.narrow { max-width: 520px; margin-left: auto; margin-right: auto; }

label { display: block; margin-bottom: 1rem; font-weight: 500; }
input, select {
  display: block; width: 100%; margin-top: .3rem; padding: .55rem .7rem;
  font: inherit; border: 1px solid var(--border); border-radius: 6px; background: #fff;
}
input:focus, select:focus { outline: 2px solid var(--primary); outline-offset: -1px; }

button, .button {
  display: inline-block; padding: .5rem 1rem; font: inherit; font-weight: 500; text-decoration: none;
  border: 1px solid var(--border); border-radius: 6px; background: #fff; color: var(--text); cursor: pointer;
}
button.primary, .button.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
button:disabled { opacity: .6; cursor: progress; }
button.link { border: 0; background: none; padding: 0; }

form.inline { display: inline-flex; gap: .4rem; align-items: center; margin: 0; }
form.inline input { width: 11rem; margin: 0; padding: .35rem .5rem; }
form.inline button { padding: .35rem .7rem; }

.filters { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem; }
.filters select { width: auto; margin: 0; }

.alert { padding: .75rem 1rem; border-radius: 6px; margin-bottom: 1rem; }
.alert-error { background: var(--danger-bg); color: var(--danger); }
.alert-success { background: var(--success-bg); color: var(--success); }
.alert-warning { background: var(--warning-bg); color: var(--warning); }
.alert-info { background: var(--info-bg); }

.result { border-radius: 8px; padding: 1rem 1.25rem; margin-bottom: 1.25rem; }
.result h1 { margin-bottom: .5rem; }
.result p { margin: .4rem 0; }
.result-success { background: var(--success-bg); color: var(--success); }
.result-failed { background: var(--danger-bg); color: var(--danger); }
.result-unknown { background: var(--warning-bg); color: var(--warning); }

.details { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1.25rem; margin: 0 0 1.5rem; }
.details dt { color: var(--muted); }
.details dd { margin: 0; overflow-wrap: anywhere; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .6rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.actions { display: flex; gap: .5rem; flex-wrap: wrap; }
tr.inactive td { color: var(--muted); }

.badge { display: inline-block; padding: .1rem .55rem; border-radius: 999px; font-size: .8rem; font-weight: 600; white-space: nowrap; }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-failed { background: var(--danger-bg); color: var(--danger); }
.badge-unknown, .badge-pending { background: var(--warning-bg); color: var(--warning); }

.pager { display: flex; gap: 1rem; justify-content: center; margin-top: 1rem; }

/* Header extras */
.topbar .count { display: inline-block; min-width: 1.3em; padding: 0 .35em; border-radius: 999px; background: var(--danger); color: #fff; font-size: .75rem; text-align: center; }
.topbar .on-shift { color: #7ee2a0; font-size: .9rem; }
.topbar .report-due { color: #ffc46b; font-weight: 600; }

/* Buttons & forms */
button.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
textarea { display: block; width: 100%; margin-top: .3rem; padding: .55rem .7rem; font: inherit; border: 1px solid var(--border); border-radius: 6px; resize: vertical; }
.field-row { display: flex; gap: .75rem; flex-wrap: wrap; }
.field-row > label { flex: 1 1 9rem; }
.field-row > input { flex: 1 1 12rem; margin: 0; }
.button-row { display: flex; gap: .5rem; flex-wrap: wrap; }
.title-row { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }

.segmented { display: flex; gap: .5rem; margin-bottom: 1rem; }
.segmented label { flex: 1; display: flex; align-items: center; gap: .5rem; margin: 0; padding: .6rem .8rem; border: 1px solid var(--border); border-radius: 6px; cursor: pointer; }
.segmented label:has(input:checked) { border-color: var(--primary); background: var(--info-bg); }
.segmented label:has(input:disabled) { opacity: .5; cursor: not-allowed; }
.segmented input { display: inline; width: auto; margin: 0; }

/* Clock card */
.clock-card { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; max-width: 820px; margin-left: auto; margin-right: auto; }
.clock-card form { margin: 0; }
.clock-card.is-on { border-color: #9fd8b2; background: #f3fbf6; }

/* Lateness */
.late { color: var(--danger); font-weight: 600; white-space: nowrap; }
.ontime { color: var(--success); white-space: nowrap; }
tr.row-late td:first-child { box-shadow: inset 3px 0 0 var(--danger); }

/* Timesheet */
.month-nav { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.month-nav h1 { margin: 0; }
.month-nav a { text-decoration: none; font-size: 1.2rem; padding: 0 .4rem; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: .75rem; margin-bottom: 1.25rem; }
.tile { border: 1px solid var(--border); border-radius: 8px; padding: .8rem 1rem; display: flex; flex-direction: column; gap: .15rem; }
.tile span { color: var(--muted); font-size: .85rem; }
.tile strong { font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.tile small { color: var(--muted); }
.tile small.late { color: var(--danger); }

.edited { display: inline-block; margin-left: .4rem; padding: 0 .45rem; border-radius: 4px; background: var(--warning-bg); color: var(--warning); font-size: .8rem; }
.note { white-space: pre-wrap; }
.type { font-weight: 600; font-size: .85rem; }
.type-topup { color: var(--success); }
.type-redeem { color: #8a3ffc; }
table.compact th, table.compact td { padding: .35rem .5rem; }
tfoot th { color: var(--text); border-bottom: 0; }
.nowrap { white-space: nowrap; }

/* Slicers */
.slicers { display: flex; flex-wrap: wrap; gap: .6rem .8rem; align-items: flex-end; margin-bottom: 1rem; }
label.slicer { margin: 0; font-size: .85rem; color: var(--muted); font-weight: 500; }
label.slicer select, label.slicer input { width: auto; min-width: 8.5rem; margin-top: .2rem; color: var(--text); }
.slicer-actions { display: flex; gap: .6rem; align-items: center; padding-bottom: .15rem; }

/* Dashboards */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 30rem), 1fr)); gap: 0 1.5rem; }
.kpis .tile strong { font-size: 1.6rem; font-variant-numeric: normal; }
.negative { color: var(--danger); }
.combo { position: relative; display: block; }
.suggestions {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 20; margin: .2rem 0 0; padding: .25rem 0;
  list-style: none; background: #fff; border: 1px solid var(--border); border-radius: 6px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .1); max-height: 16rem; overflow-y: auto; font-weight: normal;
}
.suggestions li { padding: .45rem .75rem; cursor: pointer; font-family: ui-monospace, Consolas, monospace; }
.suggestions li strong { font-weight: 700; }
.suggestions li:hover, .suggestions li.active { background: var(--info-bg); }
.password-row { display: flex; gap: .5rem; margin-top: .3rem; }
.password-row input { margin: 0; flex: 1; }
.narrow-wrap > .card { max-width: 520px; margin-left: auto; margin-right: auto; }
.balance-list { list-style: none; margin: 0; padding: 0; }
.balance-list li { display: grid; grid-template-columns: 1fr auto; gap: 0 1rem; padding: .45rem 0; border-bottom: 1px solid var(--border); }
.balance-list li:last-child { border-bottom: 0; }
.balance-list strong { font-size: 1.1rem; text-align: right; }
.balance-list small { grid-column: 1 / -1; }
[data-balances-body].loading { opacity: .5; }
.shift-tracker .tiles { grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr)); margin-bottom: .5rem; }
.shift-tracker p { margin: .3rem 0 0; }
.statement td, .statement th { padding: .45rem .6rem; }
.statement .indent { padding-left: 1.6rem; }
.statement .section td { color: var(--muted); font-weight: 600; padding-top: .9rem; border-bottom: 0; }
.statement .subtotal td { font-weight: 600; }
.statement .total td { font-weight: 700; font-size: 1.05rem; border-top: 2px solid var(--text); border-bottom: 0; }
.checkbox { display: flex; align-items: center; gap: .5rem; font-weight: 500; }
.checkbox input { display: inline; width: auto; margin: 0; }
.link-cell { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.link-cell a { overflow-wrap: anywhere; }
button.copy { padding: .15rem .55rem; font-size: .8rem; }
button.danger-link { color: var(--danger); }
.actions form.inline { display: inline; }
.offscreen { position: fixed; left: -9999px; }

/* Charts */
.chart-card { margin: 0; }
.chart-card figcaption h3 { margin: 0; font-size: 1rem; }
.chart-card figcaption p { margin: .15rem 0 .5rem; }
.chart { position: relative; min-height: 240px; }
.chart:has(svg) { min-height: 0; }
.chart svg { display: block; overflow: visible; }
.chart .grid { stroke: var(--chart-grid); stroke-width: 1; }
.chart .axis { stroke: var(--chart-axis); stroke-width: 1; }
.chart .tick { fill: var(--chart-muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart .row-label { fill: var(--text); font-size: 13px; }
.chart .value-label { fill: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.chart .series-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot { stroke: #fff; stroke-width: 2; }
.chart .crosshair { stroke: var(--chart-axis); stroke-width: 1; }
.chart .hover-wash { fill: rgba(11, 11, 11, .04); }
.chart .hit { fill: transparent; }
.chart-legend { display: flex; flex-wrap: wrap; gap: .3rem 1rem; list-style: none; margin: 0 0 .4rem; padding: 0; font-size: .85rem; color: var(--muted); }
.chart-legend li { display: flex; align-items: center; gap: .35rem; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: .35rem; vertical-align: middle; }
.chart-legend .swatch { margin-right: 0; }
.chart-tip { position: absolute; z-index: 5; pointer-events: none; background: #fff; border: 1px solid var(--border); border-radius: 6px; padding: .4rem .6rem; font-size: .8rem; box-shadow: 0 4px 14px rgba(0, 0, 0, .1); white-space: nowrap; }
.chart-tip strong { display: block; margin-bottom: .15rem; }
.chart-tip b { font-variant-numeric: tabular-nums; }
.chart-table { margin-top: .5rem; font-size: .85rem; }
.chart-table summary { cursor: pointer; color: var(--muted); }

.badge-shift-open { background: var(--info-bg); color: var(--primary); }
.badge-shift-reporting, .badge-shift-submitted { background: var(--warning-bg); color: var(--warning); }
.badge-shift-approved { background: var(--success-bg); color: var(--success); }
.muted { color: var(--muted); font-weight: normal; }
.mono { font-family: ui-monospace, Consolas, monospace; }
.small { font-size: .85rem; }