/* Shared stylesheet for the generated HTML reader. */
:root {
  color-scheme: light dark;
  --wave-bg: #fbfaf7;
  --wave-text: #202124;
  --wave-muted: #62666b;
  --wave-heading: #245A73;
  --wave-link: #145d8c;
  --wave-visited: #6b4c84;
  --wave-rule: #c9c5bc;
  --wave-control-bg: #f1efe9;
  --wave-control-border: #aaa69d;
  --wave-selection: #cfe7f5;
  --wave-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --wave-sans: "Source Sans 3", system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  --wave-content-width: 54rem;
  --wave-shell-width: 96rem;
  --wave-reader-base-size: clamp(1.0625rem, 1.02rem + .16vw, 1.125rem);
  --wave-text-scale: 1;
  --wave-control-min-height: 2.25rem;
  --wave-touch-target: 2.75rem;
  --wave-nav-border-width: 1px;
  --wave-nav-padding-block: .25rem;
  --wave-nav-fallback-height: calc(
    var(--wave-touch-target) + var(--wave-nav-padding-block)
    + var(--wave-nav-padding-block) + var(--wave-nav-border-width)
  );
  --wave-anchor-gutter: clamp(12px, .75rem, 24px);
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] {
  color-scheme: dark;
  --wave-bg: #111416;
  --wave-text: #e8e4dc;
  --wave-muted: #b7b2aa;
  --wave-heading: #8fc7ee;
  --wave-link: #8fc7ee;
  --wave-visited: #cbb3e6;
  --wave-rule: #4b5054;
  --wave-control-bg: #202427;
  --wave-control-border: #62686d;
  --wave-selection: #284b62;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html {
  background: var(--wave-bg);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  margin: 0;
  max-width: none;
  padding: 1.5rem 2rem calc(4rem + env(safe-area-inset-bottom, 0px));
  background: var(--wave-bg);
  color: var(--wave-text);
  font-size: var(--wave-reader-base-size);
  line-height: 1.58;
  font-family: var(--wave-serif);
}
.page-shell {
  width: min(100%, var(--wave-shell-width));
  margin-inline: auto;
}
h1, h2, h3, nav, button, .reader-context, .book-contents-rail, .book-contents-popover, .appearance-popover {
  font-family: var(--wave-sans);
}
h1, h2, h3 {
  position: relative;
  color: var(--wave-heading);
  line-height: 1.2;
  overflow-wrap: normal;
  text-wrap: wrap;
  scroll-margin-top: calc(
    var(--wave-measured-header-height, var(--wave-nav-fallback-height))
    + var(--wave-anchor-gutter)
    + env(safe-area-inset-top, 0px)
  );
}
h1 {
  font-size: clamp(
    calc(2.1rem * var(--wave-text-scale)),
    calc(1.95rem * var(--wave-text-scale) + .7vw * var(--wave-text-scale)),
    min(calc(2.5rem * var(--wave-text-scale)), 2.75rem)
  );
}
h2 {
  font-size: clamp(
    calc(1.45rem * var(--wave-text-scale)),
    calc(1.35rem * var(--wave-text-scale) + .45vw * var(--wave-text-scale)),
    calc(1.75rem * var(--wave-text-scale))
  );
}
h3 {
  font-size: clamp(
    calc(1.18rem * var(--wave-text-scale)),
    calc(1.14rem * var(--wave-text-scale) + .2vw * var(--wave-text-scale)),
    calc(1.35rem * var(--wave-text-scale))
  );
}
main {
  width: min(100%, var(--wave-content-width));
  min-width: 0;
  margin-inline: auto;
  container-type: inline-size;
}
main > * { min-width: 0; }
main p { text-wrap: pretty; }
#main-content { font-size: calc(var(--wave-reader-base-size) * var(--wave-text-scale)); }
#title-block-header {
  margin: 1.5rem 0 2.5rem;
  text-align: center;
}
#title-block-header.chapter-title-block {
  margin: 1.25rem 0 .3rem;
  text-align: left;
}
.chapter-title-block .title {
  margin: 0;
  color: var(--wave-muted);
  font-size: calc(.9rem * var(--wave-text-scale));
  font-weight: 600;
  letter-spacing: .02em;
}
.chapter-title-block + h1 { margin-top: 0; }
div.center { text-align: center; }
div.flushright { text-align: right; margin-top: -0.85em; }
.flushright { text-align: right; margin: 1.5rem 0; }
::selection { background: var(--wave-selection); }
.skip-link {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  z-index: 1000;
  padding: .5rem .75rem;
  background: white;
  color: black;
  border: 2px solid currentColor;
}
.reader-header {
  position: sticky;
  top: 0;
  z-index: 40;
  margin-bottom: 1.25rem;
  background: var(--wave-bg);
  container-type: inline-size;
}
.book-nav {
  display: grid;
  grid-template-columns:
    max-content
    var(--wave-touch-target)
    minmax(0, 1fr)
    var(--wave-touch-target)
    max-content;
  align-items: center;
  column-gap: 0;
  min-width: 0;
  min-height: var(--wave-nav-fallback-height);
  padding: var(--wave-nav-padding-block) 0;
  border-bottom: var(--wave-nav-border-width) solid var(--wave-rule);
  font-size: .95rem;
}
.book-nav > .toc-toggle { justify-self: start; }
.book-nav > .reader-settings-toggle { justify-self: end; }
.reader-nav-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--wave-touch-target);
  min-height: var(--wave-touch-target);
  overflow: visible;
}
.reader-nav-slot .previous-link,
.reader-nav-slot .next-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: var(--wave-touch-target);
  border-radius: .45rem;
  color: var(--wave-link);
  font-size: 2.15rem;
  font-weight: 600;
  line-height: 1.1;
  overflow: visible;
  text-decoration: none;
}
.reader-nav-slot .reader-arrow {
  display: block;
  line-height: 1;
  transform: translateY(-.04em);
}
.reader-nav-slot .previous-link:focus-visible,
.reader-nav-slot .next-link:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 2px;
}
@media (hover: hover) and (pointer: fine) {
  .reader-nav-slot .previous-link:hover,
  .reader-nav-slot .next-link:hover {
    background: var(--wave-control-bg);
  }
}
.toc-toggle,
.reader-cycle {
  display: inline-flex;
  align-items: center;
  min-height: var(--wave-control-min-height);
  white-space: nowrap;
}
.toc-toggle,
.toc-expand,
.toc-close {
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
}
.toc-toggle,
.toc-expand {
  color: var(--wave-link);
  text-decoration: underline;
  text-underline-offset: .13em;
}
.toc-expand,
.toc-close {
  font-size: .78rem;
  white-space: nowrap;
}
.toc-close { color: var(--wave-muted); }
.toc-toggle:focus-visible,
.toc-expand:focus-visible,
.toc-close:focus-visible,
.reader-cycle:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 3px;
}
.reader-context {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  overflow: hidden;
  color: var(--wave-text);
  font-size: clamp(1rem, .94rem + .22vw, 1.125rem);
  text-align: center;
  white-space: nowrap;
  padding: 0 .25rem;
}
.book-nav > .reader-context {
  min-width: 0;
  padding: 0 .35rem;
}
.reader-context-chapter {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  font-weight: 600;
  color: var(--wave-heading);
}
a.reader-context-chapter,
a.reader-context-chapter:visited {
  color: var(--wave-link);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: .13em;
}
a.reader-context-chapter:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 3px;
}
.reader-context-separator {
  flex-shrink: 0;
  color: var(--wave-muted);
  margin: 0 .28em;
}
.reader-context-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--wave-text);
  font-weight: 500;
}
.reader-settings-toggle {
  display: inline-flex;
  align-items: center;
  min-height: var(--wave-touch-target);
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--wave-link);
  cursor: pointer;
  font: inherit;
  text-decoration: underline;
  text-underline-offset: .13em;
  white-space: nowrap;
}
.reader-settings-toggle:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 3px;
}
.reader-cycle {
  gap: .28em;
  border: 1px solid var(--wave-control-border);
  border-radius: .5rem;
  padding: .35rem .55rem;
  background: var(--wave-control-bg);
  color: var(--wave-text);
  cursor: pointer;
  font: inherit;
  font-size: inherit;
  font-weight: 500;
}
.reader-settings-controls {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  column-gap: .65rem;
  min-width: 0;
  margin-top: .35rem;
}
.reader-setting-row {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: subgrid;
  align-items: center;
  min-height: var(--wave-touch-target);
  min-width: 0;
  padding: .25rem 0;
  border-bottom: 1px solid var(--wave-rule);
}
.reader-setting-row:last-child { border-bottom: 0; }
.reader-setting-row > .reader-setting-label {
  display: inline-flex;
  align-items: baseline;
  grid-column: 1;
  min-width: 0;
  color: var(--wave-text);
  font-weight: 600;
  justify-self: start;
  text-align: left;
  white-space: nowrap;
}
.reader-setting-row > :not(.reader-setting-label) {
  grid-column: 2;
  min-width: 0;
}
.reader-settings-controls .reader-cycle {
  width: 100%;
  min-width: 0;
  justify-content: center;
  padding: .4rem .7rem;
  text-align: center;
}
.reader-settings-controls .text-size-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .25rem;
  min-width: 0;
  width: 100%;
}
.reader-settings-controls .text-size-options .appearance-option {
  width: 100%;
  min-width: 0;
  min-height: var(--wave-touch-target);
  padding: .35rem .2rem;
}
.reader-settings-controls .text-size-options .text-size-reset {
  width: 100%;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .05rem;
  line-height: 1.05;
}
.reader-settings-controls .text-size-value {
  display: block;
  margin: 0;
  color: inherit;
  font-size: .78em;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.reader-settings-controls .text-size-step {
  display: block;
  line-height: 1;
  font-weight: 650;
}
.reader-settings-controls .text-size-step-small { font-size: .7rem; }
.reader-settings-controls .text-size-step-large { font-size: 1.45rem; }
.reader-cycle:disabled,
.appearance-option:disabled {
  cursor: default;
  opacity: .45;
}
.figure-view-toggle {
  grid-column: 3;
  justify-self: end;
  margin: 0;
  border: 0;
  padding: .2rem .3rem;
  background: transparent;
  color: var(--wave-muted);
  cursor: pointer;
  font-family: var(--wave-sans);
  font-size: .82em;
  line-height: 1.2;
  min-height: var(--wave-touch-target);
  opacity: .85;
  text-decoration: none;
}
.figure-view-toggle:hover,
.figure-view-toggle:focus-visible {
  color: var(--wave-link);
}
.figure-view-toggle:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 2px;
}
@media (hover: hover) and (pointer: fine) {
  .wave-figure-switchable figcaption > .figure-view-toggle {
    opacity: 0;
  }
  .wave-figure-switchable figcaption:hover > .figure-view-toggle,
  .wave-figure-switchable figcaption:focus-within > .figure-view-toggle,
  .wave-figure-switchable figcaption > .figure-view-toggle:focus-visible {
    opacity: 1;
  }
}
:root.no-js .js-only { display: none !important; }
:root.js[data-initial-math="mathjax"]:not([data-math-ready]) #main-content {
  visibility: hidden;
}
:root.js[data-initial-figure="vector"]:not([data-figure-ready]) #main-content {
  visibility: hidden;
}
:root.js:not([data-toc-ready]) .toc-toggle,
:root.js:not([data-toc-ready]) .book-contents-rail {
  visibility: hidden !important;
}

.appearance-popover {
  position: fixed;
  top: var(--book-contents-top, 4.25rem);
  right: max(1rem, env(safe-area-inset-right));
  left: auto;
  z-index: 50;
  width: min(19rem, calc(100vw - 1.5rem));
  max-height: calc(
    100dvh - var(--book-contents-top, 4.25rem) - 1rem
    - env(safe-area-inset-bottom, 0px)
  );
  margin: 0;
  padding: 0;
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--wave-rule);
  border-radius: .65rem;
  background: var(--wave-bg);
  color: var(--wave-text);
  font-family: var(--wave-sans);
}
.appearance-popover::backdrop { background: transparent; }
.appearance-inner {
  min-width: 0;
  padding: .9rem;
}
.appearance-title {
  display: block;
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--wave-rule);
  color: var(--wave-heading);
}
.appearance-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .35rem;
}
.appearance-option {
  min-height: var(--wave-control-min-height);
  border: 1px solid var(--wave-control-border);
  border-radius: .4rem;
  padding: .35rem .45rem;
  background: var(--wave-control-bg);
  color: var(--wave-text);
  cursor: pointer;
  font: inherit;
  font-size: .9rem;
  font-weight: 500;
}
.appearance-option:hover:not(:disabled) { border-color: var(--wave-link); }
.appearance-option:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 3px;
}
@supports not selector(:popover-open) {
  .reader-settings-popover { display: none; }
}

.book-contents-rail {
  display: block;
  position: fixed;
  top: var(--book-contents-top, 4.25rem);
  left: 1rem;
  z-index: 20;
  width: 20rem;
  max-height: calc(
    100dvh - var(--book-contents-top, 4.25rem) - 1rem
    - env(safe-area-inset-bottom, 0px)
  );
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  padding: .25rem .6rem .75rem 0;
  background: var(--wave-bg);
  color: var(--wave-text);
}
.book-contents-popover {
  position: fixed;
  top: var(--book-contents-top, 4.25rem);
  right: auto;
  bottom: auto;
  left: var(--book-contents-left, 1rem);
  width: min(22rem, calc(100vw - 2rem));
  max-height: calc(
    100dvh - var(--book-contents-top, 4.25rem) - 1rem
    - env(safe-area-inset-bottom, 0px)
  );
  margin: 0;
  padding: 0;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  scroll-padding-block: .75rem calc(.75rem + env(safe-area-inset-bottom, 0px));
  border: 1px solid var(--wave-rule);
  border-radius: .65rem;
  background: var(--wave-bg);
  color: var(--wave-text);
}
@supports not selector(:popover-open) {
  .book-contents-popover { display: none; }
}
.book-contents-popover::backdrop { background: transparent; }
.book-contents-inner { padding: .9rem; }
.book-contents-toolbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.book-contents-rail .book-contents-toolbar {
  margin: 0 .25rem .45rem;
}
.book-contents-popover .book-contents-toolbar {
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--wave-rule);
}
.book-contents-title {
  color: var(--wave-heading);
  font-weight: 700;
}
.book-contents-rail .book-contents-title { color: var(--wave-muted); }
.book-contents-actions {
  display: flex;
  align-items: baseline;
  gap: .65rem;
}
.book-toc-list,
.book-toc-group ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
.book-toc-list { margin-top: .35rem; }
.book-toc-page { margin: 0; }
.book-toc-page > a,
.book-toc-group summary a,
.book-toc-group ol a {
  display: block;
  border-inline-start: 2px solid transparent;
  color: var(--wave-text);
  line-height: 1.3;
  text-decoration: none;
}
.book-toc-page > a,
.book-toc-group summary a {
  padding: .34rem .35rem;
  font-weight: 600;
}
.book-toc-group summary {
  display: flex;
  align-items: center;
  cursor: pointer;
  color: var(--wave-muted);
  list-style: none;
}
.book-toc-group summary::-webkit-details-marker { display: none; }
.book-toc-group summary::before {
  content: "▶";
  display: inline-grid;
  place-items: center;
  flex: 0 0 2.1rem;
  width: 2.1rem;
  min-height: 2.1rem;
  margin-inline-start: -.35rem;
  color: var(--wave-muted);
  font-size: 1.2rem;
  line-height: 1;
  text-align: center;
  transform: rotate(0deg);
  transform-origin: center;
}
.book-toc-group[open] > summary::before {
  content: "▶";
  transform: rotate(90deg);
}
.book-toc-group summary a {
  display: block;
  flex: 1 1 auto;
  padding-inline-start: .1rem;
}
.book-toc-group ol {
  margin: .08rem 0 .3rem .8rem;
}
.book-toc-group ol a {
  padding: .27rem .45rem;
  font-weight: 400;
}
.book-toc-page a:hover { color: var(--wave-link); }
.book-toc-page a:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 1px;
}
.book-toc-page a.is-current,
.book-toc-page a[aria-current="page"],
.book-toc-page a.is-active {
  border-inline-start-color: var(--wave-heading);
  color: var(--wave-heading);
  font-weight: 700;
}
.book-toc-page a.is-active { font-weight: 600; }
.book-toc-group > summary.is-current-chapter > a {
  border-inline-start-color: var(--wave-heading);
  color: var(--wave-heading);
  font-weight: 700;
}

.heading-text { display: inline; }
.heading-actions {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  margin-inline-start: .38em;
  vertical-align: .12em;
}
.heading-permalink {
  display: inline;
  margin: 0;
  color: var(--wave-muted);
  font-size: .62em;
  font-weight: 500;
  opacity: .3;
  text-decoration: none;
}
.heading-actions:hover .heading-permalink,
.heading-actions:focus-within .heading-permalink,
.heading-permalink:focus-visible {
  opacity: 1;
  color: var(--wave-link);
}
.heading-permalink:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 2px;
}
.heading-copy-link {
  position: absolute;
  inset-inline-start: calc(100% + .38em);
  top: 50%;
  z-index: 1;
  margin: 0;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--wave-muted);
  cursor: pointer;
  font: inherit;
  font-size: .48em;
  font-weight: 400;
  line-height: 1;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%);
  white-space: nowrap;
}
.heading-copy-link.is-left {
  inset-inline-start: auto;
  inset-inline-end: calc(100% + .38em);
}
.heading-actions:hover .heading-copy-link,
.heading-actions:focus-within .heading-copy-link,
.heading-copy-link:focus-visible {
  opacity: .48;
  pointer-events: auto;
}
.heading-copy-link:hover {
  color: var(--wave-link);
  opacity: 1;
}
.heading-copy-link:focus-visible {
  outline: 2px solid var(--wave-link);
  outline-offset: 2px;
}

.build-info {
  width: min(100%, var(--wave-content-width));
  margin: 2rem auto 0;
  color: var(--wave-muted);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: .82rem;
}
.edition-links {
  margin: 3rem 0 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--wave-rule);
}
figure { max-width: 100%; margin: 1.5rem 0; }
figcaption {
  color: var(--wave-muted);
  font-size: .9em;
}
.wave-figure-switchable {
  width: 80%;
  max-width: 100%;
  margin-inline: auto;
}
.wave-figure-switchable > img { width: 100%; }
.wave-figure figcaption {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: baseline;
  gap: .75rem;
}
.wave-figure .figure-label {
  grid-column: 2;
  min-width: 0;
  justify-self: center;
  text-align: center;
}
img, svg { display: block; max-width: 100%; height: auto; margin: 1.1rem auto; }
img[src$="salmon-hendershott-como-1980.jpg"] {
  width: min(100%, 28rem);
}
.artwork-cover-image {
  max-height: 72vh;
  width: auto;
}
.artwork-closing-frame {
  position: relative;
  overflow: hidden;
  width: min(100%, 47.608vh);
  aspect-ratio: 5.149168 / 7.787338;
  margin: 1.1rem auto;
}
.artwork-closing-image {
  position: absolute;
  left: 49.417382%;
  top: 48.497856%;
  width: 113.804793%;
  max-width: none;
  height: auto;
  margin: 0;
  transform: translate(-50%, -50%);
}
.math.display {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  padding: calc(1em + .5rem) 0 calc(1em + .8rem);
  -webkit-overflow-scrolling: touch;
}
.math.display > mjx-container[jax="CHTML"][display="true"] {
  display: block;
  max-width: 100%;
  margin: 0 !important;
  padding: 0;
}
.math.display > math[display="block"] {
  display: block math;
  max-width: 100%;
  margin: 0;
  padding: 0;
  math-style: normal;
}
.math.inline {
  display: inline;
  overflow: visible;
  vertical-align: baseline;
}
mjx-container[jax="CHTML"] { color: inherit; }
pre, table { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { display: block; }
.references { font-size: .95em; }
.license { color: var(--wave-muted); }
.license img {
  display: inline;
  width: 1em;
  height: 1em;
  margin: 0 0 0 .2em;
  vertical-align: -.12em;
}
a { color: var(--wave-link); text-underline-offset: .13em; overflow-wrap: anywhere; }
a:visited { color: var(--wave-visited); }
:root[data-theme="dark"] img[src^="assets/figures/"][src$=".svg"],
:root[data-theme="dark"] img[src^="assets/figures/source-"][src$=".png"],
:root[data-theme="dark"] img[src^="assets/figures/ch"][src$=".png"] {
  filter: invert(1) hue-rotate(180deg) brightness(.9) contrast(1.05);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --wave-bg: #111416;
    --wave-text: #e8e4dc;
    --wave-muted: #b7b2aa;
    --wave-heading: #8fc7ee;
    --wave-link: #8fc7ee;
    --wave-visited: #cbb3e6;
    --wave-rule: #4b5054;
    --wave-control-bg: #202427;
    --wave-control-border: #62686d;
    --wave-selection: #284b62;
  }
  :root:not([data-theme]) img[src^="assets/figures/"][src$=".svg"],
  :root:not([data-theme]) img[src^="assets/figures/source-"][src$=".png"],
  :root:not([data-theme]) img[src^="assets/figures/ch"][src$=".png"] {
    filter: invert(1) hue-rotate(180deg) brightness(.9) contrast(1.05);
  }
}
@container (max-width: 36rem) {
  .book-nav > .reader-context {
    padding: 0 .1rem;
  }
  .book-nav a,
  .toc-toggle,
  .reader-cycle,
  .reader-settings-toggle {
    min-height: var(--wave-touch-target);
  }
}
@media (max-width: 36rem) {
  .wave-figure figcaption {
    grid-template-columns: minmax(0, 1fr);
    gap: .35rem;
  }
  .wave-figure .figure-label,
  .wave-figure .figure-view-toggle {
    grid-column: 1;
  }
  .wave-figure .figure-view-toggle {
    justify-self: end;
  }
  .reader-settings-popover {
    top: var(--book-contents-top, 4.25rem);
    right: max(.75rem, env(safe-area-inset-right));
    bottom: auto;
    left: auto;
    width: min(19rem, calc(100vw - 1.5rem));
    max-height: calc(
      100dvh - var(--book-contents-top, 4.25rem) - .75rem
      - env(safe-area-inset-bottom, 0px)
    );
  }
  .book-contents-popover {
    top: var(--book-contents-top, 4.25rem);
    right: max(.75rem, env(safe-area-inset-right));
    bottom: auto;
    left: max(.75rem, env(safe-area-inset-left));
    width: auto;
    max-height: calc(
      100dvh - var(--book-contents-top, 4.25rem) - .75rem
      - env(safe-area-inset-bottom, 0px)
    );
    font-size: 1rem;
  }
  .book-contents-popover .book-contents-inner { padding: 1rem; }
  .book-contents-popover .book-contents-toolbar {
    align-items: center;
    min-height: var(--wave-touch-target);
  }
  .book-contents-popover .book-toc-page + .book-toc-page {
    margin-top: .35rem;
  }
  .book-contents-popover .book-toc-page > a,
  .book-contents-popover .book-toc-group summary a,
  .book-contents-popover .book-toc-group ol a {
    min-height: var(--wave-touch-target);
    padding-block: .55rem;
    font-size: 1rem;
    line-height: 1.3;
  }
  .book-contents-popover .book-toc-group ol a {
    min-height: var(--wave-control-min-height);
    padding-block: .3rem;
  }
  .book-contents-popover .toc-expand,
  .book-contents-popover .toc-close {
    min-height: var(--wave-touch-target);
    padding: .45rem .3rem;
    font-size: .9rem;
  }
  .book-contents-popover::backdrop { background: rgb(0 0 0 / .14); }
  .appearance-option {
    min-height: var(--wave-touch-target);
    font-size: 1rem;
  }
}
@media (max-width: 700px) {
  body {
    padding: max(.9rem, env(safe-area-inset-top)) max(.9rem, env(safe-area-inset-right)) calc(3rem + env(safe-area-inset-bottom, 0px)) max(.9rem, env(safe-area-inset-left));
    line-height: 1.54;
  }
  main { overflow-x: clip; }
  h1 {
    font-size: clamp(
      calc(1.65rem * var(--wave-text-scale)),
      calc(7vw * var(--wave-text-scale)),
      min(calc(2.2rem * var(--wave-text-scale)), 2.5rem)
    );
  }
  h2 {
    font-size: clamp(
      calc(1.35rem * var(--wave-text-scale)),
      calc(5.7vw * var(--wave-text-scale)),
      calc(1.75rem * var(--wave-text-scale))
    );
  }
  h3 { font-size: calc(1.2rem * var(--wave-text-scale)); }
  .reader-header { margin-bottom: .85rem; }
  #title-block-header { margin-top: .85rem; margin-bottom: 1.75rem; }
  #title-block-header.chapter-title-block { margin-bottom: .3rem; }
  figure { margin: 1rem 0; }
  img, svg { margin: .8rem auto; }
  .math.display { padding-bottom: calc(1em + 1.1rem); }
  .wave-figure-switchable { width: 100%; }
}
@page { margin: 18mm 16mm 20mm; }
@media print {
  :root,
  :root:not([data-theme]),
  :root[data-theme="light"],
  :root[data-theme="dark"] {
    color-scheme: light;
    --wave-bg: #fff;
    --wave-text: #000;
    --wave-muted: #444;
    --wave-heading: #000;
    --wave-link: #000;
    --wave-visited: #000;
    --wave-rule: #aaa;
    --wave-control-bg: #fff;
    --wave-control-border: #aaa;
    --wave-selection: #ddd;
    --wave-text-scale: 1 !important;
  }
  body {
    padding: 0;
    background: #fff;
    color: #000;
    font-size: 11pt;
  }
  .reader-header,
  .appearance-popover,
  .book-contents-rail,
  .book-contents-popover,
  .build-info,
  .heading-actions {
    display: none !important;
  }
  main { width: auto; }
  #main-content { font-size: inherit; }
  h1, h2, h3 { break-after: avoid; }
  figure,
  table,
  pre,
  .math.display,
  mjx-container[jax="CHTML"][display="true"] {
    break-inside: avoid;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  img[src^="assets/figures/"] { filter: none !important; }
}

/* Bundled web fonts for the generated HTML reader. */
@font-face {
  font-family: "Source Serif 4";
  src: url("fonts/SourceSerif4Variable-Roman.otf.woff2") format("woff2");
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
}
@font-face {
  font-family: "Source Serif 4";
  src: url("fonts/SourceSerif4Variable-Italic.otf.woff2") format("woff2");
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("fonts/SourceSans3VF-Upright.otf.woff2") format("woff2");
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("fonts/SourceSans3VF-Italic.otf.woff2") format("woff2");
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
}
body {
  font-optical-sizing: auto;
}