/* reset + base font */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-variant-numeric: tabular-nums; /* keeps numbers from jittering */
}

body {
  background: #141518;
  color: #e4e4e7;
  padding: 20px;
  display: flex;
  justify-content: center;
}

/* two columns: sim on the left, readouts on the right */
#app {
  display: grid;
  grid-template-columns: 720px 380px;
  gap: 12px;
}

#left, #right {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* shared panel look */
.bar, .card, .sliders, .ebar {
  background: #1c1d22;
  border: 1px solid #2e3038;
  padding: 8px 12px;
}

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

canvas {
  background: #101114;
  border: 1px solid #2e3038;
  display: block;
}

button {
  background: #25272e;
  color: #d4d4d8;
  border: 1px solid #383b46;
  padding: 5px 8px;
  font-size: 12px;
  cursor: pointer;
}

button:hover, .tab.on {
  background: #323540;
  color: #fff;
}

/* 5 buttons per row */
.btns {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
}

.sliders {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px 14px;
    font-size: 13px;
}

.sliders input { width: 100%; margin-top: 3px; }

/* energy readout, 8 cols */
.ebar {
	display: grid;
	grid-template-columns: repeat(8, 1fr);
	font-size: 12px;
	color: #a1a1aa;
	white-space: nowrap;
}

.ebar b, .sliders b {
  color: #38bdf8;
}

.row_h {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: #a1a1aa;
  margin-bottom: 4px;
}

.eq {
    font-size: 15px;
    font-weight: 600;
    color: #38bdf8;
    padding: 4px 0;
}

.row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid #262830;
  font-size: 13px;
}

/* no line under the last row */
.row:last-child { border: none; }

.row b { color: #38bdf8; }

sub, sup { font-size: 0.7em; }