#overlay,
#transcript-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0,0,0,0);
  z-index: 300;
  transition: background-color 200ms cubic-bezier(0.32, 0.72, 0, 1);
}

#transcript-overlay {
  z-index: 340;
}

#overlay.visible,
#transcript-overlay.visible {
  background: rgba(0,0,0,0.6);
  transition-duration: 280ms;
}

#sheet,
#transcript-sheet {
  --detail-accent: var(--accent);
  --detail-glow: rgba(208,158,82,0.36);
  width: 100%;
  /* Item 12: sheet reads as a layered panel — 96% tall so the dimmed page
     peeks above it, panel bg, ~18px rounded top, subtle top hairline. The
     adaptive glow renders inside .detail-scroll, i.e. INSIDE the panel. */
  height: 96%;
  max-width: none;
  max-height: 96%;
  border: none;
  border-top: 1px solid var(--border);
  border-radius: 18px 18px 0 0;
  background: var(--panel);
  color: var(--text);
  overflow: hidden;
  opacity: 0;
  transform: translateY(100%);
  transition: transform 200ms cubic-bezier(0.32, 0.72, 0, 1), opacity 200ms cubic-bezier(0.32, 0.72, 0, 1);
}

#overlay.visible #sheet,
#transcript-overlay.visible #transcript-sheet {
  opacity: 1;
  transform: translateY(0);
  transition-duration: 280ms;
}

.detail-page,
.transcript-page {
  min-height: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--panel);
}

.detail-topbar,
.transcript-topbar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(12px + env(safe-area-inset-top)) 18px 10px;
}

.detail-icon-btn,
.transcript-close,
.transcript-share {
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
}

.detail-icon-btn {
  width: 44px; /* item 15: proper hit target */
  height: 44px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: var(--detail-accent);
  font-size: 27px;
  line-height: 1;
}

.detail-icon-btn svg {
  display: block;
}

.detail-icon-btn:active,
.detail-action:active,
.detail-source:active,
.detail-pillar-row:active,
.detail-transcript-row:active,
.transcript-close:active,
.transcript-share:active,
.pillar-mini-chip:active {
  transform: scale(0.97);
}

.detail-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0 20px calc(36px + env(safe-area-inset-bottom));
}

.detail-art-zone {
  position: relative;
  display: flex;
  justify-content: center;
  padding: 18px 0 20px;
}

.detail-glow {
  position: absolute;
  inset: -22px 14% 10px;
  background: radial-gradient(circle at 50% 45%, var(--detail-glow), rgba(23,23,26,0) 68%);
  filter: blur(18px);
  opacity: 0.95;
  pointer-events: none;
}

.detail-art {
  position: relative;
  width: min(68vw, 310px);
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  overflow: hidden;
  background: var(--panel-2);
  box-shadow: 0 18px 44px rgba(0,0,0,0.34);
}

.detail-art-img,
.detail-art-fallback {
  width: 100%;
  height: 100%;
  display: block;
}

.detail-art-img {
  object-fit: cover;
  background: var(--panel-2);
}

.detail-art-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 22px;
  background: var(--panel-2);
  color: var(--text-dim);
  text-align: center;
}

.detail-art-fallback.instagram { background: var(--plat-instagram); }
.detail-art-fallback.youtube { background: var(--plat-youtube); }
.detail-art-fallback.x { background: var(--plat-x); }
.detail-art-fallback.threads { background: var(--plat-threads); }
.detail-art-fallback.reddit { background: var(--plat-reddit); }

.detail-art-glyph {
  opacity: 0.55;
  transform: scale(1.8);
}

.detail-art-fallback span {
  font-size: 13px;
  line-height: 1.35;
  max-width: 18ch;
}

.detail-meta-line {
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.3;
  text-align: center;
  margin-top: 2px;
}

.detail-title {
  margin: 14px auto 10px;
  max-width: 820px;
  color: var(--text);
  font-size: clamp(28px, 8vw, 40px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: 0;
  text-align: center;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.detail-source {
  display: block;
  margin: 0 auto;
  border: none;
  background: transparent;
  color: var(--detail-accent);
  font: inherit;
  font-size: 17px;
  line-height: 1.35;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
}

/* Item 13 geometry: every item is top-aligned; flanking icon circles get a
   margin-top of (open-circle − icon)/2 so their centers sit exactly on the
   Open circle's centerline, and every label lands at the same y — no
   baseline drift. */
.detail-actions-row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.25fr 1fr 1fr;
  align-items: start;
  gap: 8px;
  margin: 28px -4px 22px;
  padding: 18px 0 0;
  border-top: 1px solid var(--border);
}

.copy-toast {
  position: absolute;
  left: 50%;
  top: 100%;
  transform: translate(-50%, 4px);
  margin-top: 6px;
  background: var(--panel-2);
  color: var(--text);
  font-size: 12px;
  line-height: 1;
  font-weight: 600;
  white-space: nowrap;
  padding: 8px 16px;
  border-radius: 100px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.32);
  opacity: 0;
  pointer-events: none;
  z-index: 5;
  transition: opacity 200ms ease, transform 200ms ease;
}

.copy-toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.detail-action {
  min-width: 0;
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  font: inherit;
  font-size: 12px;
  line-height: 1.15;
}

.detail-action-icon {
  width: 38px;
  height: 38px;
  margin-top: 24px; /* (86 − 38) / 2 → centered on the Open circle */
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: var(--detail-accent);
  border: 1px solid color-mix(in srgb, var(--detail-accent) 55%, var(--border));
  font-size: 20px;
}

.detail-action-label {
  white-space: nowrap;
  font-size: 12px;
}

.detail-open-action {
  color: var(--on-accent);
}

.detail-open-circle {
  width: 86px;
  height: 86px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--detail-accent);
  color: var(--on-accent);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  box-shadow: 0 12px 34px var(--detail-glow);
}

.detail-delete {
  color: var(--danger);
}

.detail-delete .detail-action-icon {
  color: var(--danger);
  border-color: var(--danger);
}

.detail-delete.confirming .detail-action-icon {
  background: var(--danger);
  color: var(--text);
}

.detail-labels {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 0 -20px;
  padding: 2px 20px 12px;
}

.detail-pillar-row,
.detail-transcript-row {
  width: 100%;
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.detail-pillar-row {
  padding: 14px 0 10px;
  font-size: 14px;
  line-height: 1.3;
}

.detail-pillar-row span {
  color: var(--text-dim);
}

.detail-guessed {
  color: var(--text-faint);
  font-size: 12px;
}

.detail-label-heading {
  color: var(--text-faint);
  font-size: 11px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  margin: 2px 0 9px;
}

.detail-tag-list {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
}

.detail-tag-chip,
.detail-empty-tags {
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1;
  padding: 7px 11px;
}

.detail-empty-tags {
  background: transparent;
  border-color: transparent;
  padding-left: 0;
  color: var(--text-faint);
}

.detail-transcript-row {
  margin: 18px 0;
  min-height: 64px;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.22);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  font-size: 17px;
  font-weight: 750;
}

.detail-transcript-row span:last-child {
  color: var(--text-dim);
  font-size: 34px;
  line-height: 1;
}

.detail-section {
  padding: 8px 0 0;
}

.detail-section h3 {
  margin: 0 0 9px;
  color: var(--text-faint);
  font-size: 11px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.detail-section p {
  margin: 0;
  color: var(--text);
  white-space: pre-wrap;
  font-size: 17px;
  line-height: 1.58;
}

.pillar-mini-layer {
  position: fixed;
  inset: 0;
  z-index: 360;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.pillar-mini-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
}

.pillar-mini-sheet {
  position: relative;
  width: min(100%, 440px);
  margin: 0 10px calc(10px + env(safe-area-inset-bottom));
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: 0 18px 54px rgba(0,0,0,0.55);
  padding: 16px;
}

.pillar-mini-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.pillar-mini-head strong {
  display: block;
  font-size: 16px;
}

.pillar-mini-head span {
  display: block;
  margin-top: 4px;
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.35;
}

.pillar-mini-close {
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font: inherit;
  font-size: 19px;
}

.pillar-mini-chips {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.pillar-mini-chip {
  min-width: 0;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-dim);
  border-radius: 999px;
  padding: 11px 8px;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 650;
}

.pillar-mini-chip.active {
  background: var(--detail-accent);
  border-color: var(--detail-accent);
  color: var(--on-accent);
}

.transcript-topbar {
  padding-left: 20px;
  padding-right: 20px;
}

.transcript-close {
  color: #55c8ff;
  font-size: 30px;
  line-height: 1;
}

.transcript-share,
.transcript-search-btn {
  border: none;
  cursor: pointer;
  font: inherit;
  border-radius: 999px;
  background: rgba(85,200,255,0.14);
  color: #55c8ff;
  padding: 9px 22px;
  font-size: 17px;
  line-height: 1;
}

.transcript-topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Item 11: inline search row in the viewer header */
.transcript-searchbar {
  display: none;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
  padding: 0 20px 10px;
}

.transcript-searchbar.open {
  display: flex;
}

.transcript-search-input {
  flex: 1 1 auto;
  min-width: 0;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 12px;
  font: inherit;
  font-size: 16px; /* iOS: no zoom-on-focus */
  line-height: 1.2;
}

.transcript-search-count {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1;
  white-space: nowrap;
  min-width: 34px;
  text-align: center;
}

.transcript-search-nav,
.transcript-search-close {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-dim);
  border-radius: 999px;
  display: grid;
  place-items: center;
  cursor: pointer;
  font: inherit;
  font-size: 15px;
  line-height: 1;
}

.transcript-search-nav:active,
.transcript-search-close:active,
.transcript-search-btn:active {
  transform: scale(0.97);
}

.transcript-search-nav svg {
  display: block;
}

.transcript-mark {
  background: rgba(85,200,255,0.26);
  color: var(--text);
  border-radius: 3px;
  padding: 0 1px;
}

.transcript-mark.active {
  background: #55c8ff;
  color: #0c0c0e;
}

.transcript-reader {
  flex: 1 1 auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
  max-width: 70ch;
  margin: 0 auto;
  padding: 26px 24px calc(46px + env(safe-area-inset-bottom));
  font-family: ui-serif, Georgia, serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
}

.transcript-reader p {
  margin: 0 0 1.15em;
}

.transcript-empty,
.transcript-loading {
  color: var(--text-dim);
}

@media (min-width: 700px) {
  #overlay,
  #transcript-overlay {
    align-items: flex-end;
  }

  #sheet,
  #transcript-sheet {
    max-width: 760px;
    height: calc(100% - 24px);
    border-radius: 24px 24px 0 0;
    border: 1px solid var(--border);
    border-bottom: none;
  }

  .detail-scroll {
    padding-left: 42px;
    padding-right: 42px;
  }

  .detail-labels {
    margin-left: -42px;
    margin-right: -42px;
    padding-left: 42px;
    padding-right: 42px;
  }
}

@media (max-width: 380px) {
  .detail-scroll {
    padding-left: 16px;
    padding-right: 16px;
  }

  .detail-actions-row {
    gap: 4px;
  }

  .detail-open-circle {
    width: 76px;
    height: 76px;
    font-size: 14px;
  }

  .detail-action-icon {
    margin-top: 19px; /* (76 − 38) / 2 */
  }

  .detail-action,
  .detail-action-label {
    font-size: 11px;
  }

  .pillar-mini-chips {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  #transcript-overlay,
  #transcript-sheet {
    transition-duration: 1ms !important;
  }

  #transcript-sheet {
    transform: translateY(0);
  }
}