/* Protocol pages, release 2026-10-04. Loaded after styles-20260923.css. */

/* Formulas are text, not images: readable without external services and copyable. */
.protocol-article .formula {
  font-family: var(--font-main);
  font-size: 1.15rem;
  text-align: center;
  margin: 1.2em 0;
  padding: 0.8em 1em;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow-x: auto;
  white-space: nowrap;
}

/* "^" / "_" markers inside <sup>/<sub>: invisible, but kept when the text is copied,
   so B(t)^2.83 and B_min survive copy-paste. */
.protocol-article .copy-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Code blocks: one background on <pre>, none on the inner <code>. */
.protocol-article pre code {
  background: none;
  padding: 0;
  font-size: inherit;
  white-space: pre;
}

.protocol-meta time { font-variant-numeric: tabular-nums; }
.release-line { color: var(--text-secondary); }