.reading-scope-bar {
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  margin: 0 0 clamp(2.5rem, 5vw, 4.5rem);
  padding: clamp(1rem, 2.3vw, 1.5rem) clamp(1rem, 2.8vw, 1.8rem);
}

.reading-scope-bar p {
  color: var(--muted);
  font-size: clamp(.86rem, 1.15vw, 1rem);
  line-height: 1.55;
  margin-top: .25rem;
  max-width: 60ch;
}

.reading-scope-eyebrow,
.mode-label {
  color: var(--accent);
  display: block;
  font-family: var(--mono, var(--font-mono));
  font-size: .61rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.reading-switch {
  align-items: center;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: .35rem;
  display: inline-flex;
  flex: 0 0 auto;
  padding: .22rem;
}

.reading-switch button {
  background: transparent;
  border: 0;
  border-radius: .22rem;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--mono, var(--font-mono));
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .05em;
  min-height: 2.25rem;
  padding: .5rem .8rem;
  text-transform: uppercase;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  white-space: nowrap;
}

.reading-switch button:hover { color: var(--ink); }
.reading-switch button:active { transform: translateY(1px); }
.reading-switch button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }

.mode-pair { display: grid; min-width: 0; }
.mode-pair > [data-mode] {
  grid-area: 1 / 1;
  transition: opacity .22s ease, visibility .22s ease;
}

[data-reading-scope][data-local-reading-mode="practice"] .mode-pair > [data-mode="tech"],
[data-reading-scope][data-local-reading-mode="tech"] .mode-pair > [data-mode="practice"] {
  opacity: 0 !important;
  pointer-events: none;
  visibility: hidden;
}

[data-reading-scope][data-local-reading-mode="practice"] .mode-pair > [data-mode="practice"],
[data-reading-scope][data-local-reading-mode="tech"] .mode-pair > [data-mode="tech"] {
  opacity: 1;
  visibility: visible;
}

.mode-pair[data-reading-display="both"] {
  align-items: stretch;
  gap: clamp(1rem, 2vw, 1.5rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: none;
}

.mode-pair[data-reading-display="both"] > [data-mode] {
  background: color-mix(in srgb, var(--accent-soft) 42%, transparent);
  border-left: 2px solid var(--line);
  display: block;
  grid-area: auto;
  opacity: 1 !important;
  padding: 1rem 1.1rem;
  pointer-events: auto;
  visibility: visible !important;
}

.mode-pair[data-reading-display="both"] > [data-mode="practice"] { border-left-color: var(--accent); }
.mode-label { margin-bottom: .6rem; }
.difference .mode-pair[data-reading-display="both"],
.company-copy .mode-pair[data-reading-display="both"] { grid-template-columns: 1fr; }

@media (max-width: 700px) {
  .reading-scope-bar { align-items: stretch; flex-direction: column; gap: 1rem; }
  .reading-switch { display: flex; width: 100%; }
  .reading-switch button { flex: 1; }
  .mode-pair[data-reading-display="both"] { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .mode-pair > [data-mode],
  .reading-switch button { transition: none; }
}