/* Kimi K3 course — decay / overflow explorer styles. Pairs with decay-sim.js. */

.decay-sim {
  background: #fbfaf4;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 1.2rem 1.4rem 1.1rem;
  margin: 2rem 0;
  transition: border-color 0.2s;
}

.decay-sim.is-k3 { border-color: var(--seq); }

.ds-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.6rem;
  margin-bottom: 1.1rem;
}

.ds-ctl label {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.35rem;
}

.ds-hint {
  display: block;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.72rem;
  color: var(--ink-faint);
  margin-top: 0.15rem;
}

.ds-ctl input[type="range"] {
  width: 100%;
  accent-color: var(--seq);
  margin: 0.2rem 0 0.15rem;
  cursor: grab;
}
.ds-ctl input[type="range"]:active { cursor: grabbing; }

.ds-ctl output {
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--seq);
}

.ds-readout {
  border-top: 1px solid var(--rule-soft);
  padding-top: 0.7rem;
}

.ds-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.22rem 0;
}

.ds-k { font-size: 0.87rem; color: var(--ink-soft); }

.ds-v {
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}
.ds-v.ds-ok  { color: var(--vision); }
.ds-v.ds-bad { color: var(--warn);   }
.ds-v.ds-dim { color: var(--ink-faint); font-weight: 400; }

/* Log-scaled gauge against the BF16 ceiling */
.ds-gauge {
  position: relative;
  height: 0.5rem;
  background: var(--rule-soft);
  border-radius: 3px;
  margin: 0.9rem 0 0.2rem;
  overflow: hidden;
}

.ds-fill {
  height: 100%;
  width: 0;
  border-radius: 3px;
  transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1), background 0.2s;
}
.ds-fill-ok  { background: var(--vision); }
.ds-fill-bad { background: var(--warn);   }

.ds-limit {
  position: absolute;
  top: -2px; bottom: -2px;
  right: 0;
  width: 2px;
  background: var(--ink);
}

.ds-verdict {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0.8rem 0 0.9rem;
  min-height: 4.2em;
}
.ds-verdict b { color: var(--ink); }

.ds-reset {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  background: none;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
}
.ds-reset:hover { border-color: var(--seq); color: var(--seq); }

@media (max-width: 34rem) {
  .ds-controls { grid-template-columns: 1fr; gap: 0.8rem; }
}

@media print {
  .decay-sim { background: #fff; page-break-inside: avoid; }
  .ds-controls input, .ds-reset { display: none; }
  .ds-verdict { min-height: 0; }
}