.cache-simulator { max-width: 900px; padding: 1.5rem; border: 1px solid var(--line); background: var(--surface); }
.cache-controls { display: flex; gap: 1rem; align-items: start; justify-content: space-between; }
.cache-controls p { margin: 0; }
.cache-controls button { flex: 0 0 auto; }
.cache-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 0.6rem; align-items: center; margin-top: 1.5rem; }
.cache-node { min-height: 8.5rem; padding: 1rem; border: 1px solid var(--line); background: white; }
.cache-node b { display: block; margin-bottom: 0.65rem; color: var(--accent); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; }
.cache-node p { margin: 0; font-size: 0.9rem; }
.cache-arrow { color: var(--muted); font-size: 1.4rem; }
.cache-result { margin: 1rem 0 0; padding: 0.85rem 1rem; border-left: 0.3rem solid var(--accent); background: var(--code); }
.cache-result p { margin: 0; }
.cache-result strong { color: var(--ink); }
.badge { display: inline-block; margin-top: 0.7rem; padding: 0.08rem 0.4rem; border: 1px solid currentColor; border-radius: 999px; color: var(--accent); font-size: 0.7rem; font-weight: 750; letter-spacing: 0.06em; text-transform: uppercase; }
.badge[data-tone="stale"] { color: var(--warm); }
.badge[data-tone="miss"] { color: var(--muted); }
.layers { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.layer { min-height: 11rem; padding: 1rem; background: var(--surface); }
.layer small { display: block; margin-bottom: 0.65rem; color: var(--accent); font-weight: 750; letter-spacing: 0.08em; text-transform: uppercase; }
.layer p { margin: 0; color: var(--muted); font-size: 0.88rem; }
.equation { max-width: 900px; padding: 1.2rem; border: 1px solid var(--line); background: var(--ink); color: var(--surface); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: clamp(0.88rem, 2vw, 1.05rem); text-align: center; }
.risk-table td:first-child { font-weight: 700; }
@media (max-width: 760px) {
  .layers { grid-template-columns: 1fr 1fr; }
  .cache-flow { grid-template-columns: 1fr; }
  .cache-arrow { transform: rotate(90deg); text-align: center; }
}
@media (max-width: 480px) {
  .layers { grid-template-columns: 1fr; }
  .cache-controls { display: block; }
  .cache-controls button { width: 100%; margin-top: 1rem; }
}
@media print {
  .cache-simulator, .layer, .risk-table tr { break-inside: avoid; }
}