/* Failsafe Explainer. Colours are the other tools' tokens (copied exactly), so the
   platform reads as one; the charts use the validated blue and the status inks. */

:root {
  color-scheme: light;
  --page: #f9f9f7; --surface: #fcfcfb; --surface-2: #f3f2ee;
  --ink: #0b0b0b; --ink-2: #52514e; --muted: #898781;
  --border: rgba(11, 11, 11, 0.10);
  --good-ink: #006300; --warning-ink: #8a5a00; --critical-ink: #b3261e; --critical: #d03b3b;
  --accent: #2a78d6; --focus: #2a78d6;
  --grid: #e1e0d9; --axis: #c3c2b7; --series-1: #2a78d6;
  --shadow: 0 1px 2px rgba(11, 11, 11, 0.04), 0 2px 8px rgba(11, 11, 11, 0.04);
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
    --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
    --border: rgba(255, 255, 255, 0.10);
    --good-ink: #0ca30c; --warning-ink: #fab219; --critical-ink: #e66767;
    --accent: #3987e5; --focus: #6da7ec;
    --grid: #2c2c2a; --axis: #383835; --series-1: #3987e5; --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
  --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --border: rgba(255, 255, 255, 0.10);
  --good-ink: #0ca30c; --warning-ink: #fab219; --critical-ink: #e66767;
  --accent: #3987e5; --focus: #6da7ec;
  --grid: #2c2c2a; --axis: #383835; --series-1: #3987e5; --shadow: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--page); color: var(--ink); font-family: var(--font);
             font-size: 14px; line-height: 1.45; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
[hidden] { display: none !important; }
body.loading .layout { visibility: hidden; }
a { color: var(--accent); }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
code { overflow-wrap: anywhere; }

.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 14px;
          flex-wrap: wrap; padding: 10px 20px; background: var(--surface);
          border-bottom: 1px solid var(--border); }
.back { color: var(--accent); text-decoration: none; white-space: nowrap; }
.back:hover { text-decoration: underline; }
.brand { min-width: 0; }
.brand h1 { font-size: 16px; font-weight: 650; margin: 0; }
.subtitle { margin: 0; color: var(--ink-2); font-size: 13px; }
.actions { display: flex; gap: 6px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; border: 1px solid var(--border);
       background: var(--surface); border-radius: 8px; padding: 5px 11px; cursor: pointer;
       white-space: nowrap; text-decoration: none; color: inherit; }
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.actions select { width: auto; margin-top: 0; padding: 5px 8px; }

.layout { display: grid; grid-template-columns: minmax(300px, 380px) minmax(0, 1fr); gap: 16px;
          padding: 16px 20px; align-items: start; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; padding: 12px; } }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
        box-shadow: var(--shadow); padding: 14px 16px; min-width: 0; }
.card h2 { font-size: 15px; margin: 0 0 6px; }
.card h3 { font-size: 13.5px; margin: 14px 0 4px; color: var(--ink-2); }
.results { display: grid; gap: 16px; min-width: 0; }
#cards { display: grid; gap: 16px; min-width: 0; }
.form { position: sticky; top: 70px; max-height: calc(100vh - 86px); overflow: auto; }
@media (max-width: 900px) { .form { position: static; max-height: none; } }
#copter-bar { margin-bottom: 12px; }
fieldset { border: 0; margin: 14px 0 0; padding: 0; min-width: 0; }
legend, label { font-weight: 600; font-size: 13px; padding: 0; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.two label { display: block; }
input:not([type=checkbox]):not([type=file]), select, textarea {
  width: 100%; margin-top: 4px; padding: 6px 8px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--surface); }
textarea { font-family: var(--mono); font-size: 12.5px; resize: vertical; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.load-row { margin-top: 8px; }
.hint { color: var(--muted); font-size: 12.5px; margin: 4px 0 0; }
.muted { color: var(--ink-2); }
.error-box { margin-top: 10px; padding: 8px 10px; border-radius: 8px; color: var(--critical-ink);
             border: 1px solid var(--critical); }
.invalid { border-color: var(--critical) !important; }

.drop { margin-top: 10px; border: 1.5px dashed var(--axis); border-radius: 10px; padding: 12px;
        display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.drop.over { border-color: var(--accent); background: var(--surface-2); }
.drop .hint { flex-basis: 100%; }
.file-btn { cursor: pointer; }
.paste { margin-top: 8px; }
.paste summary { cursor: pointer; color: var(--accent); font-size: 13px; }
.paste .btn { margin-top: 6px; }
.showing { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; justify-content: space-between;
           padding: 10px 14px; border-left: 4px solid var(--good-ink); }
.showing.defaults { border-left-color: var(--muted); }
.showing p { margin: 0; flex: 1 1 22em; }
.showing .bad { color: var(--critical-ink); flex-basis: 100%; }
.showing .file-name { overflow-wrap: anywhere; }
.status { margin-top: 10px; font-size: 13px; }
.status p { margin: 2px 0; }
.status .ok { color: var(--good-ink); }
.status .warn { color: var(--warning-ink); }
.status .bad { color: var(--critical-ink); }

/* summary */
.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 6px; margin: 6px 0 4px; }
.chip { display: flex; justify-content: space-between; gap: 8px; align-items: center; padding: 6px 10px;
        border: 1px solid var(--border); border-radius: 8px; text-decoration: none; color: inherit;
        background: var(--surface-2); min-width: 0; }
.chip span:first-child { min-width: 0; overflow-wrap: anywhere; }
.chip:hover { border-color: var(--accent); }
.state { font-size: 12px; font-weight: 650; white-space: nowrap; border-radius: 99px; padding: 1px 8px; }
.state-on { color: var(--good-ink); background: color-mix(in srgb, var(--good-ink) 12%, transparent); }
.state-off { color: var(--critical-ink); background: color-mix(in srgb, var(--critical-ink) 12%, transparent); }
.state-partial, .state-report { color: var(--warning-ink); background: color-mix(in srgb, var(--warning-ink) 14%, transparent); }
.counts { margin: 8px 0 0; color: var(--ink-2); }

/* findings */
.findings { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 6px; }
.finding { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 2px 10px; padding: 7px 10px;
           border-radius: 8px; border: 1px solid var(--border); border-left-width: 4px; }
.finding.fail { border-left-color: var(--critical); }
.finding.warn { border-left-color: var(--warning-ink); }
.finding.info { border-left-color: var(--axis); }
.finding .level { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .02em; }
.finding.fail .level { color: var(--critical-ink); }
.finding.warn .level { color: var(--warning-ink); }
.finding.info .level { color: var(--muted); }
.finding .text { min-width: 0; overflow-wrap: anywhere; }
.finding .meta { grid-column: 2; display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 12.5px; }
.finding .where { color: var(--ink-2); }
.tag { font-size: 11.5px; color: var(--ink-2); background: var(--surface-2); border: 1px solid var(--border);
       border-radius: 99px; padding: 0 7px; white-space: nowrap; font-weight: 500; }
.tag.default { color: var(--warning-ink); }

/* one failure */
.fcard-head { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.fcard-head h2 { margin: 0; }
.what { margin: 2px 0 0; color: var(--ink-2); }
.params { border-collapse: collapse; width: 100%; font-size: 13px; }
.params td, .params th { text-align: left; vertical-align: top; padding: 4px 8px; border-bottom: 1px solid var(--border); }
.params th { color: var(--ink-2); font-weight: 600; white-space: nowrap; }
.params td.name { white-space: nowrap; }
.params td.value { white-space: nowrap; font-weight: 600; font-variant-numeric: tabular-nums; }
.params td.label { color: var(--ink-2); overflow-wrap: anywhere; }
.table-wrap { overflow-x: auto; }
.trigger { margin: 4px 0 0; padding-left: 18px; }
.trigger li { margin: 3px 0; }
.notes { margin: 6px 0 0; padding-left: 18px; color: var(--ink-2); font-size: 13px; }

/* the flow: situation → what it does */
.flow { border-collapse: separate; border-spacing: 0 4px; width: 100%; font-size: 13px; }
.flow th { text-align: left; color: var(--ink-2); font-weight: 600; font-size: 12.5px; padding: 0 8px 0 0; }
.flow td { vertical-align: top; padding: 0 8px 0 0; }
.flow td.sit { width: 30%; min-width: 110px; padding-top: 5px; font-weight: 600; }
.flow td.sit::after { content: " →"; color: var(--muted); font-weight: 400; }
.outcome { display: grid; gap: 2px; padding: 5px 8px; border-radius: 8px; background: var(--surface-2);
           border: 1px solid var(--border); border-left-width: 4px; min-width: 150px; }
.outcome .line { display: flex; gap: 6px; flex-wrap: wrap; align-items: baseline; }
.outcome .gps { color: var(--muted); font-size: 12px; }
.outcome .act { font-weight: 650; }
.outcome .note { color: var(--ink-2); font-size: 12px; }
.outcome .then { color: var(--muted); font-size: 12px; }
.k-return { border-left-color: var(--accent); }
.k-land { border-left-color: var(--good-ink); }
.k-go { border-left-color: var(--good-ink); }
.k-stop { border-left-color: var(--warning-ink); }
.k-bad { border-left-color: var(--critical); }
.k-bad .act { color: var(--critical-ink); }
.k-none { border-left-color: var(--axis); }
.k-none .act { color: var(--ink-2); font-weight: 600; }
@media (max-width: 600px) {
  .flow, .flow tbody, .flow tr, .flow td { display: block; width: 100%; }
  .flow thead { display: none; }
  .flow tr { margin-bottom: 8px; }
  .flow td { padding: 0; }
  .flow td.sit { width: auto; padding: 0 0 2px; }
  .flow td + td { margin-bottom: 4px; }
  .flow td[data-col]::before { content: attr(data-col); display: block; font-size: 12px; color: var(--muted); }
}

/* actions */
.do-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.do-item h3 { margin: 6px 0 2px; color: var(--ink); }
.do-item ol { margin: 0; padding-left: 20px; }
.do-item li { margin: 2px 0; }

/* charts */
.chart { margin: 12px 0 0; min-width: 0; }
.chart figcaption { font-size: 13px; margin-bottom: 4px; font-weight: 650; }
svg.plot { width: 100%; height: auto; display: block; overflow: visible; }
svg.plot .grid { stroke: var(--grid); stroke-width: 1; }
svg.plot .tick, svg.plot .axis-label { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
svg.plot .series { fill: none; stroke: var(--series-1); stroke-width: 2; stroke-linejoin: round; }
svg.plot .series.rest { stroke-dasharray: 5 4; stroke-width: 1.5; opacity: .75; }
svg.plot .thr { stroke-width: 1.5; stroke-dasharray: 2 3; }
svg.plot .thr.low { stroke: var(--warning-ink); }
svg.plot .thr.crt { stroke: var(--critical); }
svg.plot .thr-label { font-size: 10.5px; }
svg.plot .thr-label.low { fill: var(--warning-ink); }
svg.plot .thr-label.crt { fill: var(--critical-ink); }
svg.plot .fire { stroke: var(--surface); stroke-width: 2; }
svg.plot .fire.low { fill: var(--warning-ink); }
svg.plot .fire.crt { fill: var(--critical); }
svg.plot .you { fill: var(--series-1); stroke: var(--surface); stroke-width: 2; }
svg.plot .crosshair { stroke: var(--axis); stroke-width: 1; }
svg.plot .hit { fill: transparent; cursor: crosshair; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 12px; color: var(--ink-2); margin: 4px 0 0; }
.chart-legend .sw { display: inline-block; width: 18px; height: 0; border-top: 2px solid var(--series-1);
                    vertical-align: middle; margin-right: 4px; }
.chart-legend .sw.rest { border-top-style: dashed; }
.chart-legend .sw.low { border-top: 2px dotted var(--warning-ink); }
.chart-legend .sw.crt { border-top: 2px dotted var(--critical); }
.fires { margin: 6px 0 0; padding-left: 18px; font-size: 13px; }
.rtl-input { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 8px; }
.rtl-input input[type=range] { flex: 1; min-width: 140px; accent-color: var(--accent); }
.rtl-input input[type=number] { width: 90px; flex: none; margin-top: 0; }
.tooltip { position: fixed; z-index: 30; pointer-events: none; background: var(--surface);
           border: 1px solid var(--border); border-radius: 6px; padding: 3px 8px; font-size: 12.5px;
           box-shadow: var(--shadow); font-variant-numeric: tabular-nums; }

.fork { margin: 8px 0 0; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border);
        border-left: 4px solid var(--accent); background: var(--surface-2); font-size: 13px; }
.fork p { margin: 3px 0 0; }
.about { padding: 4px 20px 24px; color: var(--muted); font-size: 12.5px; }
.about a { color: var(--ink-2); }
@media (max-width: 900px) { .about { padding: 4px 12px 20px; } }
@media (max-width: 600px) {
  .topbar { padding: 8px 12px; gap: 8px; }
  .card { padding: 12px; }
}