[data-reading-page] {
  --blog-thema-reading-scale: 1;
  --blog-thema-reading-line-height: 1.85;
}

[data-reading-page][data-reading-line="compact"] {
  --blog-thema-reading-line-height: 1.65;
}

[data-reading-page][data-reading-line="relaxed"] {
  --blog-thema-reading-line-height: 2.05;
}

body.single-post:not(.blog-thema-amp) {
  padding-bottom: calc(68px + env(safe-area-inset-bottom));
}

.single-post-content :where(p, li, blockquote, dd, dt, td, th) {
  font-size: calc(1rem * var(--blog-thema-reading-scale));
  line-height: var(--blog-thema-reading-line-height);
}

.single-post-content :where(figcaption, small) {
  font-size: calc(0.875rem * var(--blog-thema-reading-scale));
  line-height: 1.65;
}

.single-post-inline-toc {
  display: none;
}

[data-reading-page] .toc {
  border-color: var(--blog-thema-border, #e8e8e8);
}

[data-reading-page] .toc a {
  color: var(--blog-thema-muted, #666);
}

[data-reading-page] .toc a:hover,
[data-reading-page] .toc a:focus-visible {
  border-left-color: var(--color-text-primary, #111);
  color: var(--color-text-primary, #111);
}

.toc > h2 {
  margin: 0 0 1rem;
  color: var(--blog-thema-muted, #666);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.reading-tools {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 80;
  border-top: 1px solid var(--blog-thema-border-strong, #d7d7d7);
  background: color-mix(in srgb, var(--blog-thema-surface, #fff) 96%, transparent);
  color: var(--color-text-primary, #111);
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(12px);
}

.reading-tools__progress {
  position: absolute;
  top: -1px;
  right: 0;
  left: 0;
  height: 3px;
  overflow: hidden;
  background: var(--blog-thema-border, #e8e8e8);
}

.reading-tools__progress > span {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: var(--blog-thema-accent, #c62828);
  transition: transform 100ms linear;
}

.reading-tools__inner {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  max-width: 100%;
  min-height: 60px;
  padding: 0.45rem max(0.75rem, env(safe-area-inset-right)) calc(0.45rem + env(safe-area-inset-bottom)) max(0.75rem, env(safe-area-inset-left));
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.reading-tools__inner::-webkit-scrollbar {
  display: none;
}

.reading-tools__font {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  border: 1px solid var(--blog-thema-border-strong, #d7d7d7);
  border-radius: 999px;
  background: var(--blog-thema-surface, #fff);
}

.reading-tools__font .reading-tools__button {
  border: 0;
  border-radius: 999px;
}

.reading-tools__button {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--blog-thema-border-strong, #d7d7d7);
  border-radius: 999px;
  background: var(--blog-thema-surface, #fff);
  color: inherit;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
}

.reading-tools__button:hover,
.reading-tools__button[aria-pressed="true"] {
  border-color: var(--color-text-primary, #111);
  background: var(--color-text-primary, #111);
  color: var(--color-background, #fafafa);
}

.reading-tools__button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.reading-tools__button:focus-visible,
.reading-toc-panel__close:focus-visible {
  outline: 3px solid var(--blog-thema-accent, #c62828);
  outline-offset: 2px;
}

.reading-tools__value {
  min-width: 3rem;
  color: var(--blog-thema-muted, #666);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.reading-toc-panel {
  position: fixed;
  right: 0.75rem;
  bottom: calc(68px + env(safe-area-inset-bottom));
  left: 0.75rem;
  z-index: 79;
  max-height: min(62dvh, 34rem);
  overflow: auto;
  border: 1px solid var(--blog-thema-border-strong, #d7d7d7);
  border-radius: 12px;
  background: var(--blog-thema-surface, #fff);
  color: var(--color-text-primary, #111);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.reading-toc-panel[hidden] {
  display: none !important;
}

.reading-toc-panel__header {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 0.5rem 0.65rem 0.5rem 1rem;
  border-bottom: 1px solid var(--blog-thema-border, #e8e8e8);
  background: var(--blog-thema-surface, #fff);
}

.reading-toc-panel__header h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.reading-toc-panel__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
}

.reading-toc-panel__nav {
  border: 0;
  padding: 1rem;
}

body.blog-thema-reading-toc-open {
  overflow: hidden;
}

body.blog-thema-mobile-menu-open .reading-tools,
body.blog-thema-search-open .reading-tools,
body.blog-thema-mobile-menu-open .reading-toc-panel,
body.blog-thema-search-open .reading-toc-panel {
  visibility: hidden;
  pointer-events: none;
}

@supports not (background: color-mix(in srgb, white 50%, transparent)) {
  .reading-tools {
    background: var(--blog-thema-surface, #fff);
  }
}

@media (min-width: 48rem) {
  body.single-post:not(.blog-thema-amp) {
    padding-bottom: 0;
  }

  .single-post-inline-toc {
    display: block;
  }

  .reading-tools,
  .reading-toc-panel {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reading-tools__progress > span {
    transition-duration: 0.01ms !important;
  }
}