/* Footfall report. System fonts only (the CSP allows no third-party fonts). */
:root {
    --ink: #151b26; --soft: #5d6878; --faint: #7d879b; --line: #e3e8f0; --bg: #f6f8fb; --card: #fff; --hover: #f3f6fb;
    --accent: #4f7cf0; --accent-2: #7a5cf0; --mark: #4f7cf0; --mark-soft: #dbe5fd; --grid: #edf0f5;
    --warn-bg: #fff4e0; --warn: #8a5a12; --bad: #c0392b;
    font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink); background: var(--bg); color-scheme: light;
}
@media (prefers-color-scheme: dark) {
    :root {
        --ink: #e8ecf3; --soft: #a9b3c4; --faint: #8994a8; --line: #2a3242; --bg: #10141c; --card: #161b26; --hover: #1d2431;
        --mark: #5f86f2; --mark-soft: #26324d; --grid: #222a38; --warn-bg: #3a2c12; --warn: #f2c27a; --bad: #f08a7e;
        color-scheme: dark;
    }
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; }
h1 { font-size: 22px; margin: 0 0 4px; letter-spacing: -.01em; }
h2 { font-size: 15px; margin: 0 0 4px; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 7px 14px; font-weight: 600; }
button:hover { border-color: var(--accent); }
button:disabled { opacity: .45; cursor: not-allowed; }
button.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; border-color: transparent; }
button.danger { color: var(--bad); }
button.danger:hover { border-color: var(--bad); }
button.link { border: 0; background: none; padding: 4px 6px; color: var(--soft); font-weight: 500; }
button.link:hover { color: var(--ink); }
input, select { border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; background: var(--card); }
input:focus, select:focus, button:focus-visible { outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent); outline-offset: 1px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 24px; padding: 10px 24px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 15px; }
.brand svg { width: 20px; height: 20px; fill: var(--accent); }
.org { color: var(--soft); font-weight: 500; }
.tabs { display: flex; gap: 4px; }
.tabs button { border: 0; background: none; padding: 8px 12px; border-radius: 8px; color: var(--soft); }
.tabs button.active { background: var(--bg); color: var(--ink); }
.who { margin-left: auto; display: flex; align-items: center; gap: 8px; color: var(--soft); font-size: 13px; }

main { padding: 24px; max-width: 1240px; margin: 0 auto; }
.view { display: none; }
.view.active { display: block; }
.lead { color: var(--soft); margin: 0 0 18px; }
.hint { color: var(--faint); font-size: 12.5px; margin: 0 0 10px; }
.empty { color: var(--faint); }
.fatal { padding: 14px 16px; border-radius: 10px; background: var(--warn-bg); color: var(--warn); }
.note.warn { padding: 8px 12px; border-radius: 8px; background: var(--warn-bg); color: var(--warn); font-size: 13px; }

.table-wrap { background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow-x: auto; }
.table-wrap.flat { border: 0; border-radius: 0; }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--faint); font-weight: 600; }
tbody tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
#dash-list tbody tr, #f-table tbody tr { cursor: pointer; }
#dash-list tbody tr:hover td, #f-table tbody tr:hover td { background: var(--hover); }
#f-table tbody tr.sel td { background: var(--hover); }
#f-table tbody tr.sel td:first-child { box-shadow: inset 3px 0 0 var(--accent); }
.sub { color: var(--faint); font-size: 12px; }
.badge { display: inline-block; margin-left: 6px; padding: 0 7px; border-radius: 999px; font-size: 11px; font-weight: 700; background: var(--warn-bg); color: var(--warn); }
.empty-card { padding: 22px; }
.empty-card p { color: var(--soft); margin: 6px 0 0; max-width: 640px; }

.back { margin: -6px 0 8px -6px; }
.detail-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.controls { display: flex; gap: 8px; flex-wrap: wrap; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 4px 0 16px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; display: flex; flex-direction: column; }
.kpi span { color: var(--soft); font-size: 12.5px; font-weight: 600; }
.kpi b { font-size: 28px; letter-spacing: -.02em; font-variant-numeric: tabular-nums; line-height: 1.25; }
.kpi small { color: var(--faint); font-size: 12px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin-bottom: 16px; min-width: 0; }
.grid2 { display: grid; grid-template-columns: 3fr 2fr; gap: 16px; }
.grid2 .card { margin-bottom: 16px; }

.chart { width: 100%; height: 190px; margin-top: 8px; }
.chart.short { height: 130px; }
.chart svg { display: block; width: 100%; height: 100%; overflow: visible; }
.chart .bar { fill: var(--mark); }
.chart .hit { fill: transparent; }
.chart .hit:hover + .bar, .chart .bar.on { fill: var(--accent-2); }
.chart .gridline { stroke: var(--grid); stroke-width: 1; }
.chart .axis { fill: var(--faint); font-size: 11px; }

.usebar { display: flex; align-items: center; gap: 8px; min-width: 160px; }
.usebar i { display: block; height: 8px; border-radius: 0 4px 4px 0; background: var(--mark); min-width: 0; }
.usebar .track { flex: 1; height: 8px; background: var(--grid); border-radius: 0 4px 4px 0; overflow: hidden; display: flex; }
.usebar span { width: 42px; text-align: right; font-variant-numeric: tabular-nums; font-size: 12.5px; color: var(--soft); }

.values .row { display: grid; grid-template-columns: minmax(0, 1fr) 2fr 48px; gap: 10px; align-items: center; padding: 4px 0; font-size: 13px; }
.values .row .v { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.values .row .track { height: 10px; background: var(--grid); border-radius: 0 4px 4px 0; display: flex; overflow: hidden; }
.values .row .track i { display: block; height: 100%; background: var(--mark); border-radius: 0 4px 4px 0; }
.values .row .n { text-align: right; font-variant-numeric: tabular-nums; color: var(--soft); }
.values .head { color: var(--faint); font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; font-weight: 600; }

.danger-zone { border: 1px solid color-mix(in srgb, var(--bad) 35%, var(--line)); border-radius: 12px; padding: 16px 18px; margin-top: 24px; }
.danger-zone p { color: var(--soft); margin: 4px 0 12px; }
.invite { display: flex; gap: 8px; margin: 0 0 14px; max-width: 520px; }
.invite input { flex: 1; }

.tip { position: fixed; z-index: 20; pointer-events: none; background: var(--ink); color: var(--card); padding: 6px 9px; border-radius: 7px; font-size: 12.5px; line-height: 1.4; white-space: nowrap; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--card); padding: 9px 16px; border-radius: 9px; z-index: 30; }
.toast.bad { background: var(--bad); color: #fff; }

@media (max-width: 860px) {
    .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid2 { grid-template-columns: 1fr; }
    main { padding: 16px; }
    .top { padding: 10px 16px; gap: 12px; }
}