.screen--reader {
  height: 100dvh;
  background: var(--bg);
  color: var(--text);
}

.reader-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--bar-border);
  background: var(--bar-bg);
  flex-shrink: 0;
}

.reader-bar__titles {
  flex: 1;
  min-width: 0;
}

.reader-bar__en {
  font-size: 0.9rem;
  font-weight: 600;
}

.reader-bar__ur {
  font-family: var(--font-urdu);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: right;
  margin-top: 2px;
}

.reader-shell {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.reader-shell--changing .reader-viewport {
  opacity: 0.35;
}

.measure-host {
  position: absolute;
  left: -9999px;
  top: 0;
  width: 100%;
  max-width: 100%;
  height: 100%;
  visibility: hidden;
  pointer-events: none;
  overflow: hidden;
}

.measure-column {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.reader-page-inner {
  padding: var(--reader-margin);
  width: 100%;
  box-sizing: border-box;
}

.reader-viewport {
  height: 100%;
  overflow: hidden;
  transition: opacity 0.22s ease;
}

.page-track {
  display: flex;
  height: 100%;
  width: 100%;
  transition: transform 0.28s ease;
  will-change: transform;
}

.reader-page {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.verse-pair {
  margin-bottom: calc(var(--reader-font-size) * 0.9);
  padding: 4px 0;
  border-radius: 4px;
}

.verse-pair--highlighted {
  background: var(--highlight, rgba(255, 214, 102, 0.45));
}

.verse-pair--partial {
  opacity: 0.92;
}

.verse-num {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  letter-spacing: 0.04em;
}

.verse-urdu {
  margin: 0 0 8px;
  font-family: var(--font-urdu);
  font-size: var(--reader-font-size);
  line-height: var(--reader-line-height);
  text-align: right;
}

.verse-english {
  margin: 0;
  font-family: var(--font-english);
  font-size: var(--reader-font-size);
  line-height: var(--reader-line-height);
}

.text-justified .verse-english {
  text-align: justify;
}

.reader-footer {
  flex-shrink: 0;
  padding: 8px 12px 12px;
  font-size: 0.65rem;
  text-align: center;
  color: var(--text-muted);
  border-top: 1px solid var(--bar-border);
  background: var(--footer-bg);
  line-height: 1.4;
}

.page-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.75rem;
  padding: 8px 12px;
  cursor: pointer;
  opacity: 0.35;
}

.page-nav:disabled {
  cursor: default;
  pointer-events: none;
}

.page-nav:not(:disabled):hover {
  opacity: 0.8;
}

.page-nav--prev {
  left: 0;
}

.page-nav--next {
  right: 0;
}

@media (min-width: 768px) {
  .reader-page,
  .measure-column {
    max-width: 680px;
    margin: 0 auto;
  }

  .measure-host {
    max-width: 680px;
    left: 50%;
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-track,
  .reader-viewport {
    transition: none;
  }
}