/* ANTARA mobile planet lesson UX pass, 2026-10-04.
   Mobile only. Keeps desktop scene composition untouched. */
@media (max-width: 700px) {
  :is(
    .sun-exploration,
    .mercury-exploration,
    .venus-exploration,
    .earth-exploration,
    .mars-exploration,
    .asteroid-exploration,
    .jupiter-exploration,
    .saturn-exploration,
    .uranus-exploration,
    .neptune-exploration
  ) {
    box-sizing: border-box !important;
    top: auto !important;
    left: 12px !important;
    right: 12px !important;
    bottom: max(12px, env(safe-area-inset-bottom)) !important;
    width: auto !important;
    height: min(43dvh, 390px) !important;
    max-height: calc(100dvh - 250px) !important;
    padding: 15px 16px 13px !important;
    border-radius: 10px !important;
    border-color: color-mix(in srgb, currentColor 10%, transparent) !important;
    background: linear-gradient(160deg, rgba(6, 18, 29, .97), rgba(3, 10, 18, .955)) !important;
    box-shadow: 0 -14px 48px rgba(0, 0, 0, .34), 0 18px 54px rgba(0, 0, 0, .34), inset 0 1px rgba(255, 255, 255, .025) !important;
    backdrop-filter: blur(18px) saturate(1.06) !important;
    -webkit-backdrop-filter: blur(18px) saturate(1.06) !important;
    overflow: hidden !important;
  }

  :is(
    .sun-exploration-topline,
    .mercury-exploration-topline,
    .venus-exploration-topline,
    .mars-exploration-topline,
    .asteroid-exploration-topline,
    .jupiter-exploration-topline,
    .saturn-exploration-topline,
    .uranus-exploration-topline,
    .neptune-exploration-topline,
    .earth-exploration .mars-exploration-topline
  ) {
    gap: 12px !important;
    padding-bottom: 10px !important;
  }

  :is(
    .sun-topic-kicker,
    .sun-topic-count,
    .mercury-topic-kicker,
    .mercury-topic-count,
    .venus-topic-kicker,
    .venus-topic-count,
    .mars-topic-kicker,
    .mars-topic-count,
    .asteroid-topic-kicker,
    .asteroid-topic-count,
    .jupiter-topic-kicker,
    .jupiter-topic-count,
    .saturn-topic-kicker,
    .saturn-topic-count,
    .uranus-topic-kicker,
    .uranus-topic-count,
    .neptune-topic-kicker,
    .neptune-topic-count,
    .earth-exploration .mars-topic-kicker,
    .earth-exploration .mars-topic-count
  ) {
    font-size: 7px !important;
    line-height: 1.3 !important;
    letter-spacing: 1.75px !important;
  }

  :is(
    .sun-exploration,
    .mercury-exploration,
    .venus-exploration,
    .earth-exploration,
    .mars-exploration,
    .asteroid-exploration,
    .jupiter-exploration,
    .saturn-exploration,
    .uranus-exploration,
    .neptune-exploration
  ) h3 {
    margin: 12px 0 4px !important;
    font-size: clamp(25px, 7.2vw, 30px) !important;
    line-height: 1.04 !important;
    letter-spacing: -.55px !important;
    text-wrap: balance;
    overflow-wrap: anywhere;
  }

  :is(
    .sun-topic-subtitle,
    .mercury-topic-subtitle,
    .venus-topic-subtitle,
    .mars-topic-subtitle,
    .asteroid-topic-subtitle,
    .jupiter-topic-subtitle,
    .saturn-topic-subtitle,
    .uranus-topic-subtitle,
    .neptune-topic-subtitle,
    .earth-exploration .mars-topic-subtitle
  ) {
    margin-bottom: 10px !important;
    font-size: 7.4px !important;
    line-height: 1.45 !important;
    letter-spacing: 1.45px !important;
  }

  :is(
    .sun-topic-scroll,
    .mercury-topic-scroll,
    .venus-topic-scroll,
    .mars-topic-scroll,
    .asteroid-topic-scroll,
    .jupiter-topic-scroll,
    .saturn-topic-scroll,
    .uranus-topic-scroll,
    .neptune-topic-scroll,
    .earth-exploration .mars-topic-scroll
  ) {
    min-height: 0 !important;
    padding-right: 7px !important;
    scrollbar-gutter: stable;
    -webkit-overflow-scrolling: touch;
  }

  :is(
    .sun-topic-summary,
    .mercury-topic-summary,
    .venus-topic-summary,
    .mars-topic-summary,
    .asteroid-topic-summary,
    .jupiter-topic-summary,
    .saturn-topic-summary,
    .uranus-topic-summary,
    .neptune-topic-summary,
    .earth-exploration .mars-topic-summary
  ) {
    font-size: 11.3px !important;
    line-height: 1.58 !important;
  }

  :is(
    .sun-topic-facts,
    .mercury-topic-facts,
    .venus-topic-facts,
    .mars-topic-facts,
    .asteroid-topic-facts,
    .jupiter-topic-facts,
    .saturn-topic-facts,
    .uranus-topic-facts,
    .neptune-topic-facts,
    .earth-exploration .mars-topic-facts
  ) {
    gap: 7px !important;
    margin: 12px 0 10px !important;
  }

  :is(
    .sun-topic-facts,
    .mercury-topic-facts,
    .venus-topic-facts,
    .mars-topic-facts,
    .asteroid-topic-facts,
    .jupiter-topic-facts,
    .saturn-topic-facts,
    .uranus-topic-facts,
    .neptune-topic-facts,
    .earth-exploration .mars-topic-facts
  ) li {
    padding-left: 13px !important;
    font-size: 9.6px !important;
    line-height: 1.5 !important;
  }

  :is(
    .sun-topic-source,
    .mercury-topic-source,
    .venus-topic-source,
    .mars-topic-source,
    .asteroid-topic-source,
    .jupiter-topic-source,
    .saturn-topic-source,
    .uranus-topic-source,
    .neptune-topic-source,
    .earth-exploration .mars-topic-source
  ) {
    margin-top: 8px !important;
    font-size: 6px !important;
    line-height: 1.35 !important;
    letter-spacing: 1px !important;
  }

  :is(
    .sun-exploration-controls,
    .mercury-exploration-controls,
    .venus-exploration-controls,
    .mars-exploration-controls,
    .asteroid-exploration-controls,
    .jupiter-exploration-controls,
    .saturn-exploration-controls,
    .uranus-exploration-controls,
    .neptune-exploration-controls,
    .earth-exploration .mars-exploration-controls
  ) {
    grid-template-columns: 36px minmax(0, 1fr) 36px !important;
    gap: 10px !important;
    margin-top: 11px !important;
  }

  :is(
    .sun-topic-nav,
    .mercury-topic-nav,
    .venus-topic-nav,
    .mars-topic-nav,
    .asteroid-topic-nav,
    .jupiter-topic-nav,
    .saturn-topic-nav,
    .uranus-topic-nav,
    .neptune-topic-nav,
    .earth-exploration .mars-topic-nav
  ) {
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
  }

  :is(
    .sun-topic-progress,
    .mercury-topic-progress,
    .venus-topic-progress,
    .mars-topic-progress,
    .asteroid-topic-progress,
    .jupiter-topic-progress,
    .saturn-topic-progress,
    .uranus-topic-progress,
    .neptune-topic-progress,
    .earth-exploration .mars-topic-progress
  ) {
    gap: 3px !important;
  }

  :is(
    .sun-exploration-close,
    .mercury-exploration-close,
    .venus-exploration-close,
    .mars-exploration-close,
    .asteroid-exploration-close,
    .jupiter-exploration-close,
    .saturn-exploration-close,
    .uranus-exploration-close,
    .neptune-exploration-close,
    .earth-exploration .mars-exploration-close
  ) {
    box-sizing: border-box !important;
    width: 100% !important;
    min-width: 0 !important;
    min-height: 34px !important;
    margin: 9px auto 0 !important;
    padding: 8px 10px !important;
    border-radius: 5px !important;
    font-size: 6.4px !important;
    line-height: 1.25 !important;
    letter-spacing: 1.05px !important;
  }

  /* Keep supporting imagery in the visual stage instead of letting it fight the text sheet. */
  :is(
    .sun-context-media,
    .mercury-context-media,
    .venus-context-media,
    .asteroid-context-media,
    .jupiter-context-media,
    .saturn-context-media,
    .uranus-context-media,
    .neptune-context-media
  ) {
    top: 72px !important;
    right: 12px !important;
    bottom: auto !important;
    left: auto !important;
    width: min(50vw, 214px) !important;
    max-height: none !important;
    gap: 4px !important;
    transform: translate3d(0, 0, 0) !important;
    filter: drop-shadow(0 10px 24px rgba(0, 0, 0, .52));
  }

  :is(
    .sun-scene,
    .mercury-scene,
    .venus-scene,
    .asteroid-scene,
    .jupiter-scene,
    .saturn-scene,
    .uranus-scene,
    .neptune-scene
  ).is-exploring :is(
    .sun-context-media,
    .mercury-context-media,
    .venus-context-media,
    .asteroid-context-media,
    .jupiter-context-media,
    .saturn-context-media,
    .uranus-context-media,
    .neptune-context-media
  ):not([hidden]) {
    opacity: .96 !important;
  }

  .exploration-marker-gallery {
    width: 100%;
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 5px !important;
  }
  .exploration-marker-gallery.is-dual {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
  .exploration-marker-frame {
    aspect-ratio: 4 / 3;
    border-radius: 5px !important;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .32), inset 0 0 0 1px rgba(255, 255, 255, .035) !important;
  }
  .exploration-marker-chip {
    top: 5px !important;
    left: 5px !important;
    padding: 2px 4px !important;
    font-size: 4.8px !important;
    letter-spacing: .72px !important;
  }
  .exploration-marker-credit,
  .exploration-marker-type {
    font-size: 4.2px !important;
    letter-spacing: .35px !important;
  }
  .exploration-marker-meta {
    max-width: 100%;
    font-size: 4.7px !important;
    letter-spacing: .7px !important;
    opacity: .78;
  }

  /* Earth uses a marker-attached preview instead of the detached context block. */
  .earth-location-dot .exploration-marker-media,
  .earth-location-dot.is-left .exploration-marker-media {
    width: min(45vw, 184px) !important;
  }

  /* Make scientific overlays quieter on narrow screens so the planet remains the focal point. */
  .uranus-axis-line,
  .neptune-axis-line,
  .saturn-ring-guide {
    opacity: .66;
  }
  .uranus-axis-label,
  .neptune-axis-label {
    transform: scale(.88);
    transform-origin: left top;
  }

  .earth-topic-meta {
    margin-bottom: 8px !important;
  }
  .earth-exploration .earth-content-heading {
    margin: 12px 0 7px !important;
    font-size: 7.6px !important;
    line-height: 1.4 !important;
  }
}

@media (max-width: 700px) and (max-height: 740px) {
  :is(
    .sun-exploration,
    .mercury-exploration,
    .venus-exploration,
    .earth-exploration,
    .mars-exploration,
    .asteroid-exploration,
    .jupiter-exploration,
    .saturn-exploration,
    .uranus-exploration,
    .neptune-exploration
  ) {
    height: min(41dvh, 320px) !important;
    max-height: calc(100dvh - 210px) !important;
    padding: 13px 14px 11px !important;
  }

  :is(
    .sun-context-media,
    .mercury-context-media,
    .venus-context-media,
    .asteroid-context-media,
    .jupiter-context-media,
    .saturn-context-media,
    .uranus-context-media,
    .neptune-context-media
  ) {
    top: 58px !important;
    width: min(46vw, 178px) !important;
  }
}