:root {
  --bg: #f7f6f2;
  --panel: #ffffff;
  --ink: #16161a;
  --muted: #6b6b73;
  --line: #e2e0d8;
  --accent: #d2481d;
  --good: #2f8f5b;
  --close: #c08a12;
  --off: #c8362b;
  --info: #5b6b8c;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111113;
    --panel: #1a1a1e;
    --ink: #ececef;
    --muted: #9a9aa3;
    --line: #2b2b31;
    --accent: #ff6a3d;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font:
    15px/1.5 system-ui,
    -apple-system,
    'Segoe UI',
    sans-serif;
}
main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 20px 80px;
}
header h1 {
  font-size: 30px;
  margin: 0;
  letter-spacing: -0.02em;
}
header p {
  margin: 4px 0 0;
  color: var(--muted);
}
h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 12px;
  font-weight: 600;
}
.grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 20px;
  margin-top: 24px;
}
@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
}
.panel + .panel {
  margin-top: 20px;
}
label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin: 12px 0 4px;
}
input,
select,
button {
  font: inherit;
  color: inherit;
}
input[type='number'],
input[type='text'],
select {
  width: 100%;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
}
.row {
  display: flex;
  gap: 10px;
}
.row > * {
  flex: 1;
}
button {
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg);
  cursor: pointer;
}
button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
  width: 100%;
  margin-top: 16px;
}
button:disabled {
  opacity: 0.5;
  cursor: default;
}
.tips {
  font-size: 13px;
  color: var(--muted);
  padding-left: 18px;
  margin: 8px 0 0;
}
.tips li {
  margin-bottom: 4px;
}
#progress {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin-top: 10px;
  min-height: 18px;
}

.stage {
  position: relative;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
}
.stage canvas {
  display: block;
  width: 100%;
  height: auto;
}
.stage .empty {
  color: #888;
  text-align: center;
  padding: 120px 20px;
  font-size: 14px;
}
video {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.controls {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 10px;
  flex-wrap: wrap;
}
.controls input[type='range'] {
  flex: 1;
  min-width: 160px;
}
.hud {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.timeline {
  position: relative;
  height: 50px;
  margin: 8px 0 0;
}
.timeline .mk {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  font-size: 11px;
  font-family: var(--mono);
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--ink);
  color: var(--bg);
  cursor: pointer;
  white-space: nowrap;
}
.timeline .mk.release {
  background: var(--accent);
  color: #fff;
}

.velo {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.velo .big {
  font-size: 56px;
  font-weight: 700;
  letter-spacing: -0.03em;
  font-family: var(--mono);
}
.velo .unit {
  font-size: 18px;
  color: var(--muted);
}
.velo .sub {
  font-size: 13px;
  color: var(--muted);
}
.cue {
  border-left: 4px solid var(--accent);
  padding: 10px 14px;
  background: var(--bg);
  border-radius: 0 6px 6px 0;
  margin: 14px 0;
}
.cue b {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 2px;
}
.warn {
  font-size: 13px;
  color: var(--close);
  margin: 4px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
td,
th {
  padding: 7px 6px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
th {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}
td.num {
  font-family: var(--mono);
  white-space: nowrap;
}
td.ref {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  white-space: nowrap;
}
.dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  margin-right: 8px;
}
.dot.good {
  background: var(--good);
}
.dot.close {
  background: var(--close);
}
.dot.off {
  background: var(--off);
}
.dot.info {
  background: var(--info);
}
.dot.unreliable {
  background: transparent;
  border: 1.5px solid var(--muted);
}
.dot.focus {
  box-shadow: 0 0 0 3px var(--accent);
}
.seq {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 6px;
}
.seq span {
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
}
.table-wrap {
  overflow-x: auto;
}
#chart {
  width: 100%;
  height: 180px;
  display: block;
}
.muted {
  color: var(--muted);
  font-size: 13px;
}
.linkish {
  background: none;
  border: none;
  color: var(--muted);
  padding: 0;
  text-decoration: underline;
  cursor: pointer;
  font-size: 12px;
}
.login {
  max-width: 460px;
  margin-top: 24px;
}