/**
 * Mobile / YouTube placard typography — sequential verses, gallery quiet.
 * Enable: ?typography=mobile  (optionally with &verseMode=sequential)
 */

html.kml-typography-mobile {
  /* Phone-first scale — ~75% larger than desktop gallery defaults */
  --kml-size-verse-jp: clamp(1.65rem, 5.8vmin, 3.35rem);
  --kml-size-verse-en: clamp(1.28rem, 4.6vmin, 2.45rem);
  --kml-size-keyword: clamp(1.45rem, 4.2vmin, 2.45rem);

  /* Placard palette — warm ivory, EN slightly softer */
  --kml-color-verse-jp: #f0e8da;
  --kml-color-verse-en: rgba(235, 224, 206, 0.88);

  /* Minimal shadow — no glow halos */
  --kml-shadow-verse-jp: 0 1px 3px rgba(0, 0, 0, 0.42);
  --kml-shadow-verse-en: 0 1px 3px rgba(0, 0, 0, 0.38);
  --kml-shadow-keyword: 0 1px 3px rgba(0, 0, 0, 0.45);

  /* Nearly invisible contrast well — not a caption box */
  --kml-verse-block-strength: 0.38;
}

html.kml-typography-mobile.kml-verse-sequential {
  --kml-verse-block-strength: 0.32;
}

html.kml-typography-mobile .exhibition-verse-jp,
html.kml-typography-mobile .exhibition-verse-en {
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1.62;
  white-space: normal;
  word-break: normal;
  line-break: strict;
  overflow-wrap: normal;
  text-wrap: balance;
}

html.kml-typography-mobile .exhibition-verse-jp br,
html.kml-typography-mobile .exhibition-verse-en br {
  display: block;
  content: "";
  margin-top: 0.35em;
}

html.kml-typography-mobile .exhibition-verse-jp ruby {
  ruby-position: over;
}

html.kml-typography-mobile .exhibition-verse-en {
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.58;
}

html.kml-typography-mobile .exhibition-keyword {
  letter-spacing: 0.16em;
  font-weight: 600;
}

/* Lower-third placard — keep centre clear for artwork */
html.kml-typography-mobile .exhibition-notes {
  top: auto;
  bottom: clamp(1.75rem, 9vh, 4.5rem);
  left: 50%;
  transform: translateX(-50%);
  width: min(94vw, 40rem);
}

html.kml-typography-mobile .exhibition-root.is-fixed-kanji .exhibition-verse-jp,
html.kml-typography-mobile .exhibition-root.is-fixed-kanji .exhibition-verse-en,
html.kml-typography-mobile .exhibition-root.is-fixed-kanji .exhibition-verse-jp.is-visible,
html.kml-typography-mobile .exhibition-root.is-fixed-kanji .exhibition-verse-en.is-visible {
  transform: none !important;
}

/* Sequential — one verse at a time in the placard slot */
html.kml-typography-mobile.kml-verse-sequential .exhibition-notes {
  min-height: 4.5rem;
}

html.kml-verse-sequential .exhibition-verse-jp,
html.kml-verse-sequential .exhibition-verse-en {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  top: auto;
  display: block;
  width: 100%;
  margin: 0;
  padding: 0 clamp(0.5rem, 2vw, 1rem);
  text-align: center;
  transform: none !important;
  transition: opacity var(--ex-verse-fade, var(--ex-fade)) ease-in-out;
}

/* fixed-kanji exhibition zeros transform — must not recentre to wrong axis */
html.kml-verse-sequential .exhibition-root.is-fixed-kanji .exhibition-verse-jp,
html.kml-verse-sequential .exhibition-root.is-fixed-kanji .exhibition-verse-en,
html.kml-verse-sequential .exhibition-root.is-fixed-kanji .exhibition-verse-jp.is-visible,
html.kml-verse-sequential .exhibition-root.is-fixed-kanji .exhibition-verse-en.is-visible {
  transform: none !important;
  transition: opacity var(--ex-verse-fade, var(--ex-fade)) ease-in-out;
}

/* Staggered — JP stays visible; EN appears later at reduced opacity */
html.kml-verse-staggered .exhibition-verse-en.is-visible {
  opacity: var(--kml-verse-en-support-opacity, 0.58);
}