/* Inline sim-embed widgets (assets/sim.mjs): the WASM engine running a model
   document in the page, with a scene, charts, parameter sliders, and a
   timeline. Inherits the paper-and-ink tokens from style.css. */

.sim-embed {
  margin: 28px 0 34px;
}

.sim-frame {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  padding: 16px 18px 18px;
}

.sim-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.sim-title {
  font-size: 14.5px;
  font-weight: 620;
  color: var(--heading);
}
.sim-status {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-faint);
  text-align: right;
}
.sim-status[data-kind="error"] {
  color: var(--error);
}

.sim-stage {
  position: relative;
  height: 320px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background:
    radial-gradient(var(--dots) 1px, transparent 1px) 0 0 / 22px 22px,
    transparent;
  overflow: hidden;
}
.sim-stage canvas {
  display: block;
}
/* The read-only model viewer (the IDE diagram bundle) fills the stage. */
.sim-stage .model-viewer {
  position: absolute;
  inset: 0;
}

.sim-charts {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}
.sim-chart canvas {
  display: block;
  width: 100%;
  height: 170px;
}
.sim-chart .chart-label {
  margin-bottom: 4px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.sim-chart .chart-series {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
}
.sim-chart .chart-series::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 6px;
  vertical-align: middle;
  background: var(--series-color, var(--heading));
}

.sim-controls {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sim-variants {
  display: inline-flex;
  align-self: flex-start;
  border: 1.5px solid var(--line-strong);
  border-radius: 999px;
  overflow: hidden;
}
.sim-variants button {
  font-family: var(--font);
  font-size: 12.5px;
  font-weight: 560;
  padding: 5px 14px;
  border: 0;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
}
.sim-variants button + button {
  border-left: 1px solid var(--line-strong);
}
.sim-variants button.active {
  background: var(--heading);
  color: var(--bg);
}

.sim-params {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 10px 22px;
}
.sim-param {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.sim-param .param-line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.sim-param .param-name {
  font-size: 13px;
  color: var(--text);
}
.sim-param output {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--heading);
  white-space: nowrap;
}
.sim-param output .param-unit {
  color: var(--text-faint);
  margin-left: 4px;
}
.sim-param input[type="range"] {
  width: 100%;
  accent-color: var(--heading);
  margin: 0;
}

.sim-runrow {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.sim-btn {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 18px;
  border: 1.5px solid var(--line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--heading);
  cursor: pointer;
  transition: border-color 0.2s ease-out, background-color 0.2s ease-out, color 0.2s ease-out;
}
.sim-btn:hover {
  border-color: var(--heading);
  background: var(--bg);
}
.sim-btn.primary {
  background: var(--heading);
  border-color: var(--heading);
  color: var(--bg);
}
.sim-btn.primary:hover {
  background: var(--ink-hover);
  border-color: var(--ink-hover);
}
.sim-btn:disabled {
  opacity: 0.45;
  cursor: default;
  pointer-events: none;
}

.sim-seed-row {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.sim-seed-row .tech-label {
  font-size: 11.5px;
}
.sim-seed {
  font-family: var(--mono);
  font-size: 11.5px;
  width: 88px;
  padding: 5px 10px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  color: var(--heading);
}
.sim-seed::placeholder {
  color: var(--text-faint);
}
.sim-seed:focus {
  outline: none;
  border-color: var(--heading);
}

.sim-timeline {
  flex: 1;
  min-width: 140px;
  accent-color: var(--heading);
  margin: 0;
}
.sim-time {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
}

.sim-embed figcaption {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-dim);
}

.sim-source {
  margin-top: 10px;
}
.sim-source summary {
  font-size: 13px;
  font-weight: 540;
  color: var(--text-dim);
  cursor: pointer;
  margin-bottom: 8px;
  user-select: none;
}
.sim-source summary:hover {
  color: var(--heading);
}