:root {
  --bg: #f4f6f9; --card: #fff; --ink: #1c2733; --muted: #64748b;
  --brand: #0f4c81; --brand-2: #1a6fb5; --line: #e2e8f0;
  --ok: #16a34a; --warn: #d97706; --bad: #dc2626; --idle: #7c3aed;
}
* { box-sizing: border-box; margin: 0; }
body { font: 14px/1.45 "Segoe UI", Arial, sans-serif; background: var(--bg); color: var(--ink); }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
input:focus, select:focus { outline: 2px solid var(--brand-2); outline-offset: -1px; }

/* login */
#login-view { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-card { background: var(--card); padding: 36px; border-radius: 12px; width: 340px;
  box-shadow: 0 10px 30px rgba(15, 76, 129, .15); }
.login-card h1 { font-size: 20px; color: var(--brand); margin-bottom: 4px; }
.login-card p { color: var(--muted); margin-bottom: 20px; font-size: 13px; }
.login-card input { width: 100%; margin-bottom: 12px; padding: 10px; }
.login-card button { width: 100%; padding: 10px; background: var(--brand); color: #fff;
  border: 0; border-radius: 8px; font-weight: 600; }
.login-err { color: var(--bad); font-size: 13px; min-height: 18px; margin-bottom: 8px; }

/* shell */
header { background: var(--brand); color: #fff; display: flex; align-items: center;
  gap: 24px; padding: 0 20px; height: 52px; position: sticky; top: 0; z-index: 20; }
header .logo { font-weight: 700; font-size: 16px; }
nav { display: flex; gap: 4px; flex: 1; }
nav button { background: none; border: 0; color: #cfe3f5; padding: 8px 14px;
  border-radius: 6px; font-weight: 500; }
nav button.active, nav button:hover { background: rgba(255, 255, 255, .16); color: #fff; }
.user-chip { font-size: 13px; opacity: .9; }
#logout-btn { background: rgba(255,255,255,.15); color: #fff; border: 0; padding: 6px 12px; border-radius: 6px; }
main { padding: 20px; max-width: 1500px; margin: 0 auto; }

/* generic */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 16px; margin-bottom: 16px; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
h2 { font-size: 17px; margin-bottom: 4px; }
.sub { color: var(--muted); font-size: 13px; }
.btn { background: var(--brand); color: #fff; border: 0; padding: 8px 14px;
  border-radius: 7px; font-weight: 600; }
.btn.secondary { background: #fff; color: var(--brand); border: 1px solid var(--brand); }
.btn.small { padding: 4px 10px; font-weight: 500; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }

/* KPI cards */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.kpi .num { font-size: 26px; font-weight: 700; }
.kpi .lbl { color: var(--muted); font-size: 12.5px; }
.kpi.green .num { color: var(--ok); } .kpi.purple .num { color: var(--idle); }
.kpi.orange .num { color: var(--warn); } .kpi.red .num { color: var(--bad); }
.kpi.blue .num { color: var(--brand-2); }

/* tables */
.tbl-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; background: var(--card); font-size: 13px; }
th { background: #eef4fa; color: #33475b; text-align: left; position: sticky; top: 0; }
th, td { border: 1px solid var(--line); padding: 6px 8px; white-space: nowrap; }
tr:hover td { background: #f8fafc; }
td[contenteditable] { min-width: 90px; background: #fffdf2; }
td[contenteditable]:focus { background: #fff7d6; outline: 2px solid var(--warn); outline-offset: -2px; }
.tbl-wrap.tall { max-height: 65vh; overflow-y: auto; }

/* badges */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.b-idle { background: #f3e8ff; color: var(--idle); }
.b-atsite { background: #dcfce7; color: var(--ok); }
.b-transit { background: #dbeafe; color: var(--brand-2); }
.b-departed { background: #fdf1cf; color: #8a6100; }   /* matches the chart's Departed hue */
.b-oos { background: #fee2e2; color: var(--bad); }
.b-expired { background: #fee2e2; color: var(--bad); }
.b-expiring { background: #fef3c7; color: var(--warn); }
.b-missing { background: #e2e8f0; color: #475569; }
.b-warning { background: #fef3c7; color: var(--warn); }
.b-critical { background: #fee2e2; color: var(--bad); }
.b-yes { background: #fee2e2; color: var(--bad); cursor: pointer; }
.b-no { background: #f1f5f9; color: #64748b; cursor: pointer; }

/* modal */
.modal-bg { position: fixed; inset: 0; background: rgba(15, 23, 42, .5);
  display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal { background: #fff; border-radius: 12px; padding: 22px; width: 560px;
  max-width: 94vw; max-height: 90vh; overflow-y: auto; }
.modal h3 { margin-bottom: 14px; color: var(--brand); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 14px; }
.form-grid label { font-size: 12.5px; color: var(--muted); display: block; margin-bottom: 3px; }
.form-grid input, .form-grid select { width: 100%; }
.modal .actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ---------------- charts ---------------- */
.viz-card { background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px 12px; margin-bottom: 16px; }
.viz-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.viz-head h3 { font-size: 15px; margin: 0; }
.viz-head .sub { font-size: 12.5px; margin-top: 2px; }
.viz-switch { display: flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; flex: none; }
.viz-switch button { background: #fff; border: 0; padding: 4px 11px; font-size: 12.5px;
  color: var(--muted); }
.viz-switch button.on { background: var(--brand); color: #fff; font-weight: 600; }
.viz-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 10px 0 2px; }
.viz-key { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--ink); }
.viz-key i { width: 11px; height: 11px; border-radius: 3px; flex: none; }
.viz-body { margin-top: 8px; min-width: 0; }
.viz-svg { display: block; max-width: 100%; }
.viz-empty { color: var(--muted); font-size: 13px; padding: 26px 0; text-align: center; }
.viz-tick { font-size: 11px; fill: #7c8896; }
.viz-cat { font-size: 12px; fill: var(--ink); }
.viz-val { font-size: 12px; fill: var(--muted); font-weight: 600; }
.viz-inbar { font-size: 12px; font-weight: 700; }
.viz-spark { display: block; margin-top: 6px; }
.viz-bar rect:first-child:hover, .viz-cell:hover { opacity: .92; }

.viz-tip { position: fixed; z-index: 200; pointer-events: none; display: none;
  background: #1c2733; color: #fff; padding: 9px 11px; border-radius: 8px; font-size: 12.5px;
  box-shadow: 0 8px 24px rgba(0,0,0,.28); max-width: 280px; line-height: 1.5; }
.viz-tip b { color: #fff; }
.viz-tip-row { display: flex; align-items: center; gap: 7px; margin-top: 3px; }
.viz-tip-row i { width: 9px; height: 9px; border-radius: 2px; flex: none; }
.viz-tip-row span { color: #c8d3de; flex: 1; white-space: nowrap; }
.viz-tip-row.total { border-top: 1px solid rgba(255,255,255,.2); margin-top: 5px; padding-top: 5px; }
.viz-tip-note { color: #c8d3de; margin-top: 4px; white-space: normal; }

.viz-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px; align-items: start; }
.viz-grid > * { min-width: 0; }
.filters { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.chip { background: #fff; border: 1px solid var(--line); color: var(--ink); padding: 5px 12px;
  border-radius: 999px; font-size: 13px; }
.chip.on { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.note { font-size: 13px; padding: 8px 12px; border-radius: 7px; }
.note.warn { background: #fef3c7; color: #7c5300; }
.readme-list { margin: 10px 0 0 18px; font-size: 13.5px; color: #33475b; }
.readme-list li { margin-bottom: 8px; line-height: 1.55; }
.readme-list b { color: var(--ink); }
.plate-link { background: none; border: 0; color: var(--brand-2); font-weight: 700;
  padding: 0; text-decoration: underline; text-underline-offset: 2px; }
.modal.wide { width: 900px; }

.toast { position: fixed; bottom: 22px; right: 22px; background: #1c2733; color: #fff;
  padding: 12px 18px; border-radius: 8px; z-index: 99; box-shadow: 0 6px 20px rgba(0,0,0,.25); }
.toast.err { background: var(--bad); }
.hidden { display: none !important; }
.summary-list td:first-child { white-space: normal; }
@media (max-width: 900px) {
  nav { overflow-x: auto; scrollbar-width: none; }
  nav::-webkit-scrollbar { display: none; }
  nav button { white-space: nowrap; }
  .user-chip { display: none; }          /* keeps Logout on screen */
}
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } header { gap: 10px; } }

/* ---------------- Stage 1: trips timeline & dual-run ---------------- */
.timeline { border-left: 2px solid var(--line); margin-left: 7px; padding-left: 16px; }
.timeline .ev { position: relative; display: flex; gap: 10px; align-items: flex-start;
  padding: 5px 0; }
.timeline .ev-body { flex: 1; }
.timeline .ev-dot { position: absolute; left: -22px; top: 11px; width: 10px; height: 10px;
  border-radius: 50%; background: var(--brand-2); border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--line); }
.timeline .ev-dot.ev-issue { background: var(--warn); }
.diff-manual { background: #fff7ed; }
.diff-derived { background: #eff6ff; }
h4 { font-size: 14px; color: var(--brand); }

/* Dispatch: a job whose reported position disagreed with the driver's claim.
   Tinted rather than badged alone, so it is findable while scanning a full board. */
tr.warn-row > td { background: #fff7ed; }
tr.warn-row:hover > td { background: #ffedd5; }