/* Insights dashboard (/insights, Phase 7). Loaded only on that page.
   Follows flights.css: base.css keeps body { height:100vh; overflow:hidden },
   so the page scrolls internally in #insights-page. Cards stack to one
   column on mobile. */

body { display: flex; flex-direction: column; background: #eef1f5; }

#insights-page { flex: 1; min-height: 0; overflow-y: auto; padding: var(--space-4); }
.ins-container { max-width: 1240px; margin: 0 auto; }

.ins-card { background: #fff; border-radius: var(--radius-lg); box-shadow: 0 1px 3px rgba(0,0,0,0.1); }

/* ── Toolbar ── */
#ins-toolbar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: var(--space-3); padding: var(--space-3) var(--space-4); margin-bottom: var(--space-4); }
.ins-field { display: flex; flex-direction: column; gap: 2px; font-size: 11px; color: #667; }
.ins-field select { padding: 5px 8px; border: 1px solid #ccc; border-radius: var(--radius-md); font-size: 13px; background: #fff; color: #223; }
.ins-field select:focus { outline: none; border-color: var(--color-accent); }
#ins-daterange { font-size: 12px; color: #889; margin-left: auto; padding-bottom: 6px; }

/* ── Card grid ── */
.ins-grid { display: grid; gap: var(--space-4); margin-bottom: var(--space-4); }
.ins-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ins-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ins-panel { padding: var(--space-3) var(--space-4) var(--space-4); margin-bottom: 0; min-width: 0; }
.ins-container > .ins-panel { margin-bottom: var(--space-4); }
.ins-panel h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; color: #778; font-weight: 700; margin-bottom: var(--space-3); }

/* ── Label/value rows (totals, averages, maintenance stats) ── */
.ins-rows { font-size: 13px; color: #889; }
.ins-row { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); padding: 3px 0; border-bottom: 1px solid #f4f6fb; }
.ins-row:last-child { border-bottom: none; }
.ins-row-label { color: #667; font-size: 12px; }
.ins-row-value { color: #223; font-weight: 600; white-space: nowrap; }
.ins-row-value .ins-null { color: #bbb; font-weight: 400; }
.ins-row-sub { color: #99a; font-size: 11px; font-weight: 400; margin-left: 6px; }

/* ── Canvas charts ── */
.ins-chart-wrap { position: relative; }
.ins-chart-wrap canvas { display: block; width: 100%; height: 180px; }
.ins-chart-empty { text-align: center; color: #99a; font-size: 12px; padding: 60px 0; }
.ins-tip { position: absolute; pointer-events: none; background: #223; color: #fff; font-size: 11px; padding: 4px 8px; border-radius: var(--radius-md); white-space: nowrap; z-index: 5; }
.ins-legend { display: flex; gap: var(--space-4); margin-top: var(--space-2); font-size: 11px; color: #667; }
.ins-legend-item { display: flex; align-items: center; gap: 5px; }
.ins-legend-swatch { width: 10px; height: 10px; border-radius: 2px; }

/* ── Ranked bars ── */
.ins-bars { font-size: 12px; color: #889; }
.ins-bar-row { padding: 4px 0; border-bottom: 1px solid #f4f6fb; }
.ins-bar-row:last-child { border-bottom: none; }
.ins-bar-row.ins-clickable { cursor: pointer; }
.ins-bar-row.ins-clickable:hover { background: #eef4ff; }
.ins-bar-head { display: flex; justify-content: space-between; gap: var(--space-3); align-items: baseline; }
.ins-bar-label { color: #223; font-size: 12px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ins-bar-count { color: #667; font-size: 11px; white-space: nowrap; }
.ins-bar-track { height: 6px; background: #f0f1f5; border-radius: 3px; margin-top: 3px; overflow: hidden; display: flex; }
.ins-bar-fill { height: 100%; border-radius: 3px; }
.ins-bar-fill + .ins-bar-fill { margin-left: 2px; }
.ins-trend { font-size: 11px; margin-left: 4px; }

/* ── Anomaly signatures (ported from review mode) ── */
.ins-sig-controls { display: flex; gap: var(--space-2); margin-bottom: var(--space-2); }
.ins-sig-controls input[type=text] { flex: 1; min-width: 0; padding: 4px 8px; font-size: 12px; border: 1px solid #ccc; border-radius: var(--radius-sm); }
.ins-sig-controls select { font-size: 12px; padding: 3px; border: 1px solid #ccc; border-radius: var(--radius-sm); background: #fff; color: #223; }
#ins-sig-stats { font-size: 11px; color: #99a; margin-bottom: var(--space-2); }
#ins-sigs { max-height: 420px; overflow-y: auto; font-size: 11px; color: #445; }
.ins-sig-row { border-bottom: 1px solid #f0f1f5; padding: 3px 0; cursor: pointer; }
.ins-sig-row:hover { background: #eef4ff; }
.ins-sig-expand { display: inline-block; width: 14px; font-size: 10px; color: #99a; }
.ins-sig-badge { display: inline-block; padding: 0 4px; border-radius: var(--radius-sm); font-size: 9px; font-weight: 600; color: #fff; margin-right: 4px; }
.ins-sig-bolt { color: #7b1fa2; font-size: 11px; margin-right: 2px; }
.ins-sig-name { font-weight: 500; color: #223; }
.ins-sig-detail { padding-left: 14px; color: #99a; }
.ins-sig-freq-muted { opacity: 0.5; }
.ins-sig-sub .ins-sig-flight { padding: 2px 0 2px 18px; font-size: 10px; border-bottom: 1px solid #f6f7fa; }
.ins-sig-flight:hover { background: #fce4ec; }
.ins-sig-flight a { color: #1565c0; text-decoration: none; cursor: pointer; }
.ins-sig-flight a:hover { text-decoration: underline; }
.ins-sig-phase { color: #aab; margin-right: 4px; }

/* ── Trend metrics (Plotly chart + metric checkboxes, ported from review) ── */
.ins-trend-controls { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-2); }
.ins-trend-controls button { font-size: 11px; padding: 2px 8px; cursor: pointer; background: #f0f1f5; border: 1px solid #ccc; border-radius: var(--radius-sm); color: #223; }
.ins-trend-controls button:hover { background: #e2e6f2; }
/* X-axis picker: sits under the chart, with the axis it controls (wraps on
   narrow viewports instead of crowding the plot). */
.ins-trend-xaxis-row { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: var(--space-2); font-size: 11px; color: #667; margin-top: var(--space-1); }
.ins-trend-xaxis-row select { font-size: 11px; padding: 2px 4px; border: 1px solid #ccc; border-radius: var(--radius-sm); background: #fff; color: #223; }
#ins-trend-checks { font-size: 12px; color: #445; columns: 16em; column-gap: var(--space-4); margin-bottom: var(--space-2); }
#ins-trend-checks label { display: block; padding: 1px 0; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#ins-trend-checks label:hover { background: #eef4ff; }
.ins-trend-group { font-weight: 600; font-size: 10px; color: #778; text-transform: uppercase; letter-spacing: 0.4px; break-after: avoid; padding: 4px 0 2px; }
.ins-trend-unit { color: #99a; }
#ins-trend-chart { height: 340px; }
/* Off-chart mobile legend for the trend chart (components/legend_strip.js;
   the .legend-strip/.legend-chip styles live in base.css, which every page
   loads). Sits between the chart and the x-axis picker row. */
#ins-trend-chart-legend { margin-top: 2px; }

/* ── Maintenance (one block per airframe — never a fleet mean) ── */
#ins-maint { display: flex; flex-direction: column; gap: var(--space-4); }
.ins-maint-ac + .ins-maint-ac { border-top: 1px solid var(--color-border, #e4e7ee); padding-top: var(--space-3); }
.ins-maint-ac-title { font-size: 12px; font-weight: 600; color: #445; margin-bottom: var(--space-2); }
.ins-maint-ac-title .ins-maint-ac-sub { font-weight: 400; color: #99a; margin-left: 6px; }
.ins-maint-body { display: flex; gap: var(--space-4); align-items: flex-start; flex-wrap: wrap; }
.ins-gauges { display: flex; gap: var(--space-4); }
.ins-gauge { text-align: center; }
.ins-gauge canvas { display: block; width: 150px; height: 96px; }
.ins-gauge figcaption { font-size: 11px; color: #667; margin-top: 2px; }
.ins-maint-stats { flex: 1; min-width: 240px; }

/* ── Fleet map ── */
#ins-map { height: 380px; border-radius: var(--radius-md); }
.ins-map-empty { text-align: center; color: #99a; font-size: 12px; padding: 60px 0; }
.ins-map-legend { background: rgba(255,255,255,0.92); padding: 6px 10px; border-radius: var(--radius-sm); font-size: 11px; font-family: sans-serif; box-shadow: 0 1px 4px rgba(0,0,0,0.3); line-height: 1.4; }
.ins-map-legend-title { font-weight: 600; margin-bottom: 2px; }
.ins-map-legend-row { display: flex; align-items: center; gap: 5px; padding: 1px 0; }
.ins-map-legend-swatch { display: inline-block; width: 18px; height: 3px; border-radius: 1px; }

/* ── Mobile ── */
@media (max-width: 900px) {
    .ins-grid-3, .ins-grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    #insights-page { padding: var(--space-2); }
    #ins-toolbar { gap: var(--space-2); padding: var(--space-2) var(--space-3); margin-bottom: var(--space-2); }
    .ins-grid { gap: var(--space-2); margin-bottom: var(--space-2); }
    .ins-container > .ins-panel { margin-bottom: var(--space-2); }
    #ins-map { height: 260px; }
}

/* ─── /aircraft page ─── */
#ac-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
#ac-totals { color: var(--ins-muted, #888); font-size: 12px; }
.ac-sub { color: var(--ins-muted, #888); font-size: 11px; }
/* Card serial subtitle: pulled up under the h3 registration heading (which
   carries margin-bottom: var(--space-3)), with its own gap before the stat
   rows. Color/size come from .ac-sub. */
.ac-serial { margin-top: calc(-1 * var(--space-2)); margin-bottom: var(--space-3); }
.ac-stale { color: #b26a00; }
.ac-link { display: inline-block; margin-top: 8px; font-size: 12px; text-decoration: none; }