.cm-relativity-delta{margin:48px 0;border:1px solid rgba(214,173,97,.35);background:#05080b;overflow:hidden}.cm-relativity-hero{padding:28px;display:grid;grid-template-columns:1fr auto;gap:24px;background:linear-gradient(135deg,rgba(214,173,97,.08),transparent)}.cm-relativity-hero h2{font-family:Georgia,serif;font-size:clamp(34px,5vw,64px);line-height:1;margin:8px 0}.cm-relativity-hero p{max-width:620px;color:#aab3ba}.cm-relativity-play{border:1px solid rgba(214,173,97,.7);background:#12100b;color:#f1e8d4;padding:22px 30px;min-width:220px;font-family:Georgia,serif;letter-spacing:.08em;cursor:pointer}.cm-relativity-stage{position:relative;padding:22px}.cm-relativity-stage canvas{display:block;width:100%;height:auto;background:#020507;border:1px solid rgba(214,173,97,.2)}.cm-relativity-readout{display:flex;justify-content:space-between;gap:20px;padding:16px 22px;border-top:1px solid rgba(214,173,97,.18);font-size:12px;letter-spacing:.12em;color:#c8b78b}.cm-relativity-slider{padding:22px;display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center}.cm-relativity-slider input{accent-color:#d6ad61}.cm-relativity-method{padding:0 22px 24px}.cm-relativity-method summary{cursor:pointer}.cm-relativity-method dl{display:grid;gap:10px;color:#aab3ba}.cm-relativity-method dt{color:#d6ad61;letter-spacing:.15em}.cm-relativity-method dd{margin:0}.cm-relativity-hidden{display:none}@media(max-width:700px){.cm-relativity-hero{grid-template-columns:1fr}.cm-relativity-slider{grid-template-columns:1fr}.cm-relativity-readout{display:block}}

.cm-relativity-question{padding:20px 22px;border-top:1px solid rgba(214,173,97,.18)}
.cm-relativity-question h3,.cm-relativity-lesson h3{font-family:Georgia,serif;letter-spacing:.08em;color:#d6ad61;font-size:14px}
.cm-relativity-question p{color:#aab3ba;max-width:760px}
.cm-relativity-lesson{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;border-top:1px solid rgba(214,173,97,.18)}
.cm-relativity-lesson article{padding:18px;background:rgba(255,255,255,.015)}
.cm-relativity-lesson p{color:#aab3ba;line-height:1.6}
@media(max-width:700px){.cm-relativity-lesson{grid-template-columns:1fr}}
.cm-relativity-r3-note{padding:18px 22px;border-top:1px solid rgba(214,173,97,.18);color:#aab3ba;line-height:1.7}.cm-relativity-r3-note strong{color:#d6ad61}.cm-relativity-residual{font-family:Georgia,serif;color:#f1e8d4;font-size:20px;margin-top:12px}