/* Theme shared by the three views; palette from dashboard/config.py. */
:root {
  --bg: #05080D;
  --panel: #0A0F18;
  --card: #0F1620;
  --card2: #161F2E;
  --border: #243348;
  --amber: #F0A500;
  --amber-d: #5A3800;
  --amber-l: #FFD060;
  --green: #00E676;
  --red: #FF3D3D;
  --teal: #00E5FF;
  --text: #D0DCE8;
  --text2: #8FAABE;
  --muted: #2E3F52;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
}

a { color: var(--teal); }
.grow { flex: 1; }
hr { border: 0; border-top: 1px solid var(--border); margin: 4px 0; width: 100%; }

/* ── demo banner and tabs ─────────────────────────────────── */
.demo-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 18px;
  padding: 8px 14px;
  background: #0A1422;
  border-bottom: 1px solid var(--border);
}
.demo-title { color: var(--amber); font-size: 13px; font-weight: bold; letter-spacing: 3px; }
.demo-title span { color: var(--text2); }
.demo-note { color: var(--text2); font-size: 12px; line-height: 1.5; }
.demo-note b { color: var(--amber-l); }

.tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 12px 0;
  border-bottom: 1px solid var(--border);
}
.tabs button {
  min-height: 32px;
  padding: 6px 16px;
  border-radius: 8px 8px 0 0;
  border-bottom: 0;
  letter-spacing: 2px;
  font-size: 11px;
  color: var(--text2);
}
.tabs button.active { background: var(--amber-d); border-color: var(--amber); color: var(--amber-l); }
.tab-hint { color: var(--text2); font-size: 11px; margin-left: 10px; padding-bottom: 4px; }

main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.view { display: none; flex: 1; flex-direction: column; gap: 8px; padding: 10px 12px 6px; min-width: 0; }
.view.active { display: flex; }

/* ── controls ─────────────────────────────────────────────── */
button {
  font: inherit;
  font-weight: bold;
  font-size: 10px;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  min-height: 28px;
  cursor: pointer;
}
button:hover:not(:disabled) { background: var(--amber-d); border-color: var(--amber); color: var(--amber-l); }
button:active:not(:disabled) { background: var(--amber); color: #111; }
button:disabled { background: var(--panel); color: var(--muted); border-color: var(--border); cursor: default; }

select, input:not([type]), input[type=text] {
  font: inherit;
  font-size: 11px;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 4px 8px;
  min-height: 26px;
  min-width: 0;
  width: 100%;
}
select:disabled { color: var(--text2); }

input[type=range] { width: 100%; margin: 4px 0; accent-color: var(--c, var(--amber)); cursor: pointer; }
input[type=checkbox] { accent-color: var(--amber); margin: 0 4px 0 0; vertical-align: -2px; }
label { color: var(--text2); font-size: 10px; cursor: pointer; white-space: nowrap; }

.btn-row { display: flex; gap: 6px; }
.btn-row > button { flex: 1; }
.check-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 16px; }
.stack { display: flex; flex-direction: column; gap: 6px; }
.small { color: var(--text2); font-size: 9px; }

.field { display: flex; align-items: center; gap: 8px; }
.field > span { color: var(--text); font-size: 10px; font-weight: bold; min-width: 36px; }

.section {
  color: var(--c);
  font-size: 8px;
  font-weight: bold;
  letter-spacing: 3px;
  background: color-mix(in srgb, var(--c) 10%, transparent);
  border-left: 2px solid var(--c);
  border-radius: 2px;
  padding: 4px 8px;
}

/* group box with its title sitting on the top border */
.group {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-top: 10px;
  padding: 18px 8px 10px;
  min-width: 0;
}
.group-title {
  position: absolute;
  top: -9px;
  left: 12px;
  max-width: calc(100% - 24px);
  padding: 2px 8px;
  background: var(--bg);
  border-radius: 4px;
  font-size: 9px;
  font-weight: bold;
  letter-spacing: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.group-title.teal { color: var(--teal); }
.group-title.amber { color: var(--amber); }
.group-title.green { color: var(--green); }
.group-title.orange { color: #FF6D00; }

/* ── dashboard: header and warning bar ────────────────────── */
.d-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  min-height: 56px;
  padding: 8px 20px;
  background: linear-gradient(90deg, #0A1422, #0E1A28 50%, #0A1422);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.d-header .logo { color: var(--amber); font-size: 22px; }
.d-header .brand { color: var(--amber); font-size: 15px; font-weight: bold; letter-spacing: 6px; white-space: pre; }
.d-header .sub { font-size: 11px; letter-spacing: 2px; }
.hdr-nodes { display: flex; flex-wrap: wrap; gap: 5px; }
.hdr-node {
  width: 78px;
  padding: 3px 6px;
  background: var(--card);
  border: 1px solid color-mix(in srgb, var(--c) 27%, transparent);
  border-left: 2px solid var(--c);
  border-radius: 5px;
  font-size: 8px;
  line-height: 1.5;
}
.hdr-node .nm { color: var(--c); font-weight: bold; letter-spacing: 1px; }
.hdr-node .val { color: var(--text2); white-space: nowrap; }
.hdr-node.online .val { color: var(--green); font-weight: bold; }
#d-clock { font-size: 12px; margin: 0 6px; }
#d-status { color: var(--red); font-weight: bold; font-size: 12px; }
#d-status.on { color: var(--green); }

.d-warnbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  min-height: 72px;
  padding: 8px 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.d-warnbar .lbl { color: var(--teal); font-size: 9px; font-weight: bold; letter-spacing: 2px; white-space: pre; }
.vsep { align-self: stretch; width: 1px; background: var(--border); }
.warns { display: flex; flex-wrap: wrap; gap: 10px; }
.warn {
  width: 92px;
  height: 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--muted);
}
.warn .main { font-size: 11px; font-weight: bold; letter-spacing: 1px; }
.warn .sub { font-size: 8px; }
.warn.active { background: color-mix(in srgb, var(--c) 13%, transparent); border-color: var(--c); }
.warn.active .main { color: var(--c); }
.warn.active .sub { color: var(--text2); }
.frames .cap { color: var(--text2); font-size: 9px; font-weight: bold; letter-spacing: 1px; }
#d-frames-hz { color: var(--green); font-size: 11px; font-weight: bold; }
#d-frames-total { font-size: 16px; font-weight: bold; min-width: 52px; text-align: right; }

/* ── dashboard: body ──────────────────────────────────────── */
.d-body {
  flex: 1;
  display: grid;
  grid-template-columns: 262px minmax(0, 1fr) 356px;
  gap: 10px;
  min-height: 0;
}
.d-left, .d-center, .d-right { display: flex; flex-direction: column; gap: 4px; min-width: 0; }

button.cmd {
  border-color: color-mix(in srgb, var(--c) 33%, transparent);
  border-radius: 7px;
  color: var(--c);
  font-size: 9px;
  letter-spacing: 1px;
  min-height: 30px;
  white-space: pre;
}
button.cmd:hover:not(:disabled) { background: color-mix(in srgb, var(--c) 13%, transparent); border-color: var(--c); color: var(--c); }
button.cmd:active:not(:disabled) { background: var(--c); color: #000; }
.btn-connect:not(:disabled) { border-color: #00C853; color: var(--green); background: #021A0A; font-size: 11px; }
.btn-connect:hover:not(:disabled) { background: #00C853; border-color: #00C853; color: #000; }
.btn-disconnect:not(:disabled) { border-color: var(--red); color: var(--red); background: #1A0206; font-size: 11px; }
.btn-disconnect:hover:not(:disabled) { background: var(--red); border-color: var(--red); color: #fff; }
.btn-send:not(:disabled) { background: var(--amber-d); border-color: var(--amber); color: var(--amber-l); letter-spacing: 1px; white-space: pre; min-height: 32px; }
.btn-send:hover:not(:disabled) { background: var(--amber); color: #000; }
.small-btn { min-height: 26px; padding: 3px 10px; }

.node-badge, .notif {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid color-mix(in srgb, var(--c) 27%, transparent);
  border-radius: 7px;
}
.node-badge { min-height: 50px; padding: 5px 10px; }
.node-badge .dot { color: var(--muted); font-size: 10px; }
.node-badge .info { flex: 1; min-width: 0; line-height: 1.6; }
.node-badge .nm { color: var(--c); font-size: 9px; font-weight: bold; letter-spacing: 2px; margin-right: 6px; }
.node-badge .role { font-size: 8px; }
.node-badge .ids { color: var(--text2); font-size: 8px; }
.node-badge .val { font-size: 13px; font-weight: bold; white-space: nowrap; }
.node-badge.online { border-color: color-mix(in srgb, var(--c) 33%, transparent); border-left-color: var(--c); }
.node-badge.online .dot { color: var(--c); }

.notif { min-height: 42px; padding: 5px 8px; }
.notif .dot { color: var(--muted); font-size: 13px; font-weight: bold; width: 18px; }
.notif .info { flex: 1; line-height: 1.5; }
.notif .main { color: var(--text2); font-size: 9px; font-weight: bold; letter-spacing: 1px; }
.notif .sub { color: var(--muted); font-size: 8px; }
.notif .st { color: var(--muted); font-size: 8px; font-weight: bold; letter-spacing: 1px; }
.notif.active {
  background: color-mix(in srgb, var(--c) 8%, transparent);
  border-color: color-mix(in srgb, var(--c) 73%, transparent);
  border-left-color: var(--c);
}
.notif.active .main, .notif.active .st { color: var(--c); }
.notif.active .sub { color: var(--text2); }
.notif.active .dot { color: var(--c); animation: pulse 0.5s ease-in-out infinite alternate; }
@keyframes pulse { from { opacity: 0.3; } to { opacity: 1; } }

.group.gauges { flex: 1; padding: 22px 10px 10px; gap: 10px; }
.gauge-row { flex: none; display: flex; gap: 8px; height: clamp(220px, 31vh, 330px); }
.gauge-row canvas { flex: 9; min-width: 0; width: 0; height: 100%; }
.gauge-row.top canvas:nth-child(2) { flex: 11; }

.sim-inputs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.sim-input, .ecu-control {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--c);
  border-radius: 8px;
  padding: 7px 9px 8px;
  min-width: 0;
}
.sim-input .head, .ecu-control .head { display: flex; justify-content: space-between; align-items: baseline; gap: 6px; }
.sim-input .nm { color: var(--c); font-size: 9px; font-weight: bold; letter-spacing: 1px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sim-input .val { color: var(--c); font-size: 12px; font-weight: bold; white-space: nowrap; }
.sim-input .row, .ecu-control .row { display: flex; align-items: center; gap: 8px; }
.sim-input button, .ecu-control button, .node-card button {
  flex: 1;
  min-width: 0;
  border-color: color-mix(in srgb, var(--c) 53%, transparent);
  color: var(--c);
  font-size: 9px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sim-input button:hover, .ecu-control button:hover, .node-card button:hover {
  background: color-mix(in srgb, var(--c) 13%, transparent);
  border-color: var(--c);
  color: var(--c);
}
.sim-input button:active, .ecu-control button:active, .node-card button:active { background: var(--c); color: #000; }

/* ── logs ─────────────────────────────────────────────────── */
.log-group { flex: 1; min-height: 220px; }
.log {
  flex: 1 1 0;
  min-height: 140px;
  overflow-y: auto;
  background: #020508;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px;
  font-size: 11px;
  line-height: 1.9;
  scrollbar-width: thin;
  scrollbar-color: var(--border) var(--panel);
}
.log .ln { white-space: pre-wrap; overflow-wrap: anywhere; }
.log .ts { color: var(--text2); margin-right: 7px; }
.log .tag { font-weight: bold; margin-right: 7px; }
.log .hex { color: #4CAF50; margin-right: 7px; }

.statusbar {
  margin: 0 -12px -6px;
  padding: 5px 14px;
  background: var(--panel);
  border-top: 1px solid var(--border);
  color: var(--text2);
  font-size: 10px;
  letter-spacing: 1px;
  white-space: pre-wrap;
}

/* ── virtual bench ────────────────────────────────────────── */
.view-head { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; }
.view-head .title { color: var(--amber); font-size: 15px; font-weight: bold; letter-spacing: 6px; white-space: pre; }
.view-head .hint { color: var(--text2); font-size: 10px; }

.bench-scroll { overflow-x: auto; }
.bench-inner { min-width: 980px; }
.node-cards { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.node-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-top: 3px solid var(--c);
  border-radius: 10px;
  padding: 10px 12px 12px;
  min-width: 0;
}
.node-card .head { color: var(--c); font-size: 12px; font-weight: bold; letter-spacing: 2px; white-space: pre; }
.node-card .board { letter-spacing: 1px; }
.node-card .leds { display: flex; align-items: center; gap: 5px; }
.node-card .leds .small { margin-right: 6px; }
.led {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--muted);
}
.led.beat.on { background: var(--green); }
.led.tx.on { background: var(--c); }
.led.user.on { background: var(--teal); }
.node-card .section { letter-spacing: 2px; margin-top: 4px; }
.node-card .value { color: var(--c); font-size: 26px; font-weight: bold; text-align: center; white-space: nowrap; }
.node-card .range { display: flex; justify-content: space-between; align-items: center; }
.node-card button { flex: none; min-height: 34px; border-radius: 7px; font-size: 10px; }
.bus-view { display: block; width: 100%; height: 170px; margin-top: 8px; }
.bench-log { min-height: 200px; }

/* ── virtual car 3D ───────────────────────────────────────── */
.car-layout { flex: 1; display: flex; gap: 10px; min-height: 0; }
.car-canvas {
  flex: 1;
  min-width: 0;
  width: 0;
  height: max(520px, calc(100vh - 130px));
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: grab;
  touch-action: none;
  outline: none;
}
.car-canvas:focus-visible { border-color: var(--amber); }
.car-side { width: 300px; display: flex; flex-direction: column; gap: 8px; }
.car-side .btn-row { gap: 5px; }
.ecu-control { background: var(--panel); border-color: var(--border); border-left-color: var(--c); }
.ecu-control.selected { background: var(--card); border-color: var(--c); }
.ecu-control .nm { color: var(--c); font-size: 11px; font-weight: bold; letter-spacing: 1px; white-space: pre; }
.ecu-control .val { color: var(--c); font-size: 15px; font-weight: bold; white-space: nowrap; }

/* ── narrow screens ───────────────────────────────────────── */
@media (max-width: 1180px) {
  .d-body { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .d-center { grid-column: 1 / -1; order: -1; }
}
@media (max-width: 760px) {
  .d-body { grid-template-columns: minmax(0, 1fr); }
  .sim-inputs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gauge-row { height: 200px; }
  .gauge-row.top { flex-wrap: wrap; height: 400px; }
  .gauge-row.top canvas { flex: 1 1 45%; height: 196px; }
  .car-layout { flex-direction: column; }
  .car-canvas { flex: none; width: 100%; height: 62vh; }
  .car-side { width: auto; }
  .tab-hint { display: none; }
}