@charset "UTF-8";
/* Common imports for all CSS modules */
/*
 * This source is generated by bin/gen/licon.py. Run licon.py after changing public/font/lichess.sfd
 *
 * Constant names and values are pulled from private use characters defined in the sfd file.
 *
 * Character names can be edited in fontforge's "glyph info" dialog, or by editing the StartChar: line that
 * begins each character chunk in lichess.sfd
 *
 * To make these characters visible in your editor, install the lichess.ttf font (which is also generated by
 * licon.py) and then add it to your editor's font list.
 */
/* Uniboard: keep the same page layout across pages */
.mselect__list {
  font-family: "Noto Sans", sans-serif;
}

.puzzle-openings__link em,
.puzzle-openings em, .puzzle-themes__link h3 em, .puzzle-themes h2 {
  font-family: Roboto, sans-serif;
  font-weight: 300;
}

/* text printed directly on the page background deserves special treatment (transp theme) */
.cmn-toggle input:disabled + label::before, .cmn-toggle input:disabled + label::after {
  box-shadow: inset 0 2px 3px -2px hsl(0, 0%, 45%), inset 0 -4px 6px -3px var(--m-body-gradient--lighten-3);
}
html.light .cmn-toggle input:disabled + label::before, .cmn-toggle html.light input:disabled + label::before, html.light .cmn-toggle input:disabled + label::after, .cmn-toggle html.light input:disabled + label::after {
  box-shadow: inset 0 3px 3px -2px #fff, inset 0 -4px 6px -3px var(--m-body-gradient--lighten-5);
}
.cmn-toggle input:disabled + label::before, .cmn-toggle input:disabled + label::after {
  background-image: linear-gradient(to bottom, var(--c-metal-top), var(--c-metal-bottom));
}

.cmn-toggle label::after, .mselect__label {
  box-shadow: inset 0 2px 3px -2px hsl(0, 0%, 45%), inset 0 -4px 6px -3px var(--m-body-gradient--lighten-3), 0 1px 3px 0 hsla(0, 0%, 0%, 0.2);
}
html.light .cmn-toggle label::after, .cmn-toggle html.light label::after, html.light .mselect__label {
  box-shadow: inset 0 3px 3px -2px #fff, inset 0 -4px 6px -3px var(--m-body-gradient--lighten-5), 0 1px 3px 0 hsla(0, 0%, 0%, 0.18);
}
.cmn-toggle label::after, .mselect__label {
  background: linear-gradient(to bottom, var(--c-metal-top), var(--c-metal-bottom));
  text-shadow: 0.5px 0.5px 0 var(--m-dimmer--fade-20) !important;
}
.cmn-toggle label:hover:not(.disabled, :disabled, [disabled])::after, .mselect__label:hover:not(.disabled, :disabled, [disabled]) {
  box-shadow: inset 0 3px 3px -2px var(--c-border-light), inset 0 -5px 8px -3px var(--m-body-gradient--lighten-5), 0 2px 4px 0 hsla(0, 0%, 0%, 0.24);
}
html.light .cmn-toggle label:hover:not(.disabled, :disabled, [disabled])::after, .cmn-toggle html.light label:hover:not(.disabled, :disabled, [disabled])::after, html.light .mselect__label:hover:not(.disabled, :disabled, [disabled]) {
  box-shadow: inset 0 4px 3px -2px #fff, inset 0 -5px 8px -3px var(--m-body-gradient--lighten-7), 0 2px 4px 0 hsla(0, 0%, 0%, 0.21);
}
.cmn-toggle label:hover:not(.disabled, :disabled, [disabled])::after, .mselect__label:hover:not(.disabled, :disabled, [disabled]) {
  background: linear-gradient(to bottom, var(--c-metal-top-hover), var(--c-metal-bottom-hover));
}

.mselect__label {
  box-shadow: inset 0 1px 3px -2px hsl(0, 0%, 30%), inset 0 -4px 6px -3px var(--m-body-gradient--lighten-3), 0 1px 3px 0 hsla(0, 0%, 0%, 0.1);
}
html.light .mselect__label {
  box-shadow: inset 0 2px 3px -2px #fff, inset 0 -4px 6px -3px var(--m-body-gradient--lighten-5), 0 1px 3px 0 hsla(0, 0%, 0%, 0.08);
}
.mselect__label {
  border: 1px solid var(--c-border);
}
.mselect__label:hover:not(.disabled, :disabled, [disabled]) {
  box-shadow: inset 0 2px 3px -2px var(--c-border-light), inset 0 -5px 8px -3px var(--m-body-gradient--lighten-5), 0 2px 4px 0 hsla(0, 0%, 0%, 0.12);
}
html.light .mselect__label:hover:not(.disabled, :disabled, [disabled]) {
  box-shadow: inset 0 3px 3px -2px #fff, inset 0 -5px 8px -3px var(--m-body-gradient--lighten-7), 0 2px 4px 0 hsla(0, 0%, 0%, 0.1);
}

html.transp .mselect__list::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  backdrop-filter: blur(6px);
}
.mselect__list {
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
}

.form-check__input input:not(:disabled):focus-visible + .form-check__label {
  box-shadow: 0 0 12px var(--c-font-dimmer);
}

.puzzle-themes__db {
  padding: 4vh var(---box-padding);
}

.help, .puzzle-themes h2 {
  padding: 0 var(---box-padding);
}

.mselect__label::after, .flash::before, .cmn-toggle label::before {
  font-size: 1.2em;
  vertical-align: middle;
  font-family: lichess;
  font-style: normal;
  font-weight: normal;
  text-transform: none;
  speak: none;
  content: attr(data-icon);
  opacity: 0.9;
  unicode-bidi: isolate;
}

.cmn-toggle input {
  touch-action: manipulation;
}

.form-check__input input, .cmn-toggle input {
  position: absolute;
  inset-inline-start: -99999px;
}

.flash, .form-check__container {
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
}

h2#openings, .puzzle-of-player__puzzle__meta, .form-actions, .form-split {
  /* extends %flex-center */
  display: flex;
  flex-flow: row wrap;
  align-items: center;
  justify-content: space-between;
}

.mselect__label {
  /* extends %flex-center */
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  justify-content: space-between;
}

.mselect__list {
  display: flex;
  flex-flow: column;
}

.help, .puzzle-openings__link, .puzzle-themes__link, .mselect__list, .mselect__label, .form-help pre, .toggle-box legend, .toggle-box, .flash, .form-check__label, .puzzle-recommended .puzzle-themes__link, .toggle-box--toggle-off legend:hover, .flash-box, .flash-quiet {
  border-radius: 7px;
}

/* helps with clipping background into border-radius */
.puzzle-recommended .puzzle-themes__link, .toggle-box--toggle-off legend:hover, .flash-box, .flash-quiet {
  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.08), 0 3px 1px -2px rgba(0, 0, 0, 0.18), 0 1px 5px 0 rgba(0, 0, 0, 0.1);
}

html.transp .puzzle-recommended .puzzle-themes__link, .puzzle-recommended html.transp .puzzle-themes__link, html.transp .toggle-box--toggle-off legend:hover, .toggle-box--toggle-off html.transp legend:hover, html.transp .flash-box, html.transp .flash-quiet {
  backdrop-filter: blur(6px);
}

.cmn-toggle-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.8ch;
  cursor: pointer;
  user-select: none;
}

.cmn-toggle label {
  user-select: none;
  transition: background 150ms ease, box-shadow 150ms ease;
  display: block;
  position: relative;
  cursor: pointer;
  outline: none;
  padding: 1px;
  width: 40px;
  height: 24px;
  border: 1px solid var(--c-border);
  border-radius: 24px;
  background-clip: padding-box;
  background-color: var(--c-font-dimmer);
}
.cmn-toggle label::before, .cmn-toggle label::after {
  display: block;
  position: absolute;
  content: "";
  width: 22px;
  height: 22px;
  bottom: 0;
}
html:not([dir=rtl]) .cmn-toggle label::before, html:not([dir=rtl]) .cmn-toggle label::after {
  left: 0;
}
html[dir=rtl] .cmn-toggle label::before, html[dir=rtl] .cmn-toggle label::after {
  right: 0;
}
.cmn-toggle label::before {
  transition: margin 150ms ease, color 150ms ease;
  font-size: 1em;
  z-index: 1;
  text-align: center;
  line-height: 22px;
  content: "\e02a";
  color: var(--c-font-dimmer);
  border-radius: 100%;
}
.cmn-toggle label::after {
  transition: margin 150ms ease, box-shadow 150ms ease;
  border-radius: 100%;
}
html.transp .cmn-toggle label::after {
  background: linear-gradient(to bottom, hsl(37, 7%, 22%), hsl(37, 5%, 19%) 100%);
}

.cmn-toggle input:checked + label {
  background-color: var(--c-good);
}
.cmn-toggle input:checked + label::before, .cmn-toggle input:checked + label::after {
  margin-inline-start: 16px;
}
.cmn-toggle input:checked + label::before {
  content: "\e023";
  color: var(--c-good);
}

.cmn-toggle input:disabled + label {
  opacity: 0.6;
  cursor: not-allowed !important;
}
.cmn-toggle input:disabled + label::before, .cmn-toggle input:disabled + label::after {
  box-shadow: none;
}

.cmn-toggle input:focus-visible:not(:disabled) + label {
  box-shadow: 0 0 12px var(--c-font-dimmer);
  border-color: var(--c-primary);
}

.form-check__container {
  user-select: none;
}
.form-check__container .form-label {
  margin-bottom: 0;
  cursor: pointer;
}
.form-check__container:has(.form-label:hover) .form-check__label {
  border-color: var(--c-good);
}

.form-check__input {
  position: relative;
  cursor: pointer;
}

.form-check__input + .form-label {
  margin-inline-start: 0.75rem;
}

.form-check__label {
  position: relative;
  display: block;
  margin-bottom: 0;
  background-color: var(--c-bg-input);
  border: 1px solid var(--c-border);
  cursor: pointer;
  height: 24px;
  width: 24px;
  transition: background-color 0.1s ease-in-out ease, border-color 0.1s ease-in-out ease;
}
.form-check__label:hover {
  border-color: var(--c-good);
}
.form-check__label::after {
  border: 2.5px solid #fff;
  border-top: none;
  border-right: none;
  content: "";
  width: 12px;
  height: 6px;
  left: 50%;
  top: 50%;
  opacity: 0;
  position: absolute;
  transform: translate(-50%, -58%) rotate(-45deg);
}

.form-check__input input {
  position: absolute;
}
.form-check__input input:disabled + .form-check__label {
  opacity: 0.6;
  cursor: not-allowed !important;
}
.form-check__input input:not(:disabled):focus-visible + .form-check__label {
  border-color: var(--c-font);
}
.form-check__input input:checked + .form-check__label {
  background-color: var(--c-good);
  border-color: var(--c-good);
}
.form-check__input input:checked:hover + .form-check__label {
  background-color: var(--m-good--fade-20);
}
.form-check__input input:checked + .form-check__label::after {
  opacity: 1;
}

.flash {
  margin: 1em 0 2em 0;
  padding: 1em 2em;
  background: var(--c-good);
}
.flash::before {
  content: "\e023";
  margin-inline: 0 2rem;
  font-size: 1.5em;
}
.flash__content a {
  color: var(--c-over);
  unicode-bidi: plaintext;
}
.flash-success {
  color: var(--c-over);
}
.flash-warning {
  background: var(--c-warn);
  color: var(--c-over);
}
.flash-warning::before {
  content: "\e060";
}
.flash-failure {
  background: var(--c-bad);
  color: var(--c-over);
}
.flash-failure::before {
  content: "\e048";
}
.flash-quiet {
  background: var(--c-bg-zebra);
}
.flash-box {
  background: var(--c-bg-zebra);
}
.flash-box a {
  color: var(--c-primary);
}

.toggle-box {
  border: 1px solid var(--c-border);
  background: var(--c-bg-zebra);
  margin: 1rem 0 3rem 0;
  padding: 2rem var(---box-padding) 0;
}
.toggle-box legend {
  user-select: none;
  background: var(--c-bg-zebra);
  padding: 0.5em 1.5em;
  text-align: right;
  font-size: 1.2em;
  line-height: 26px;
}
.toggle-box legend:focus-visible {
  outline: 2px solid var(--c-primary);
}

.toggle-box--toggle legend {
  border: 1px solid transparent;
  border-top-color: var(--c-border);
  cursor: pointer;
}
.toggle-box--toggle legend::after {
  content: "▲";
  margin-left: 1ch;
}

.toggle-box--toggle-off {
  background: none;
  border-color: transparent;
  border-top-color: var(--c-border);
  border-radius: 0;
  padding-top: 0;
}
.toggle-box--toggle-off legend {
  border: 1px solid var(--c-border);
  background: none;
}
.toggle-box--toggle-off legend:hover {
  background: var(--c-bg-zebra);
}
.toggle-box--toggle-off legend::after {
  content: "▼";
}
.toggle-box--toggle-off > *:not(legend) {
  display: none;
}

.form-group {
  margin-bottom: 3rem;
}

.form-split {
  align-items: inherit;
}

.form-half {
  flex: 1 1 48%;
  min-width: 200px;
}

.form-third {
  flex: 1 1 31%;
}

@media (min-width: 499.3px) {
  .form-half,
  .form-third {
    flex-grow: 0;
  }
}
.form-label {
  font-weight: bold;
  display: inline-block;
  margin-bottom: 0.5rem;
  cursor: text;
}

.form-control {
  display: block;
  width: 100%;
  height: calc(2.7em + 2px);
  background-clip: padding-box;
}

.clipboard {
  float: right;
}

textarea.form-control {
  height: auto;
}

.form-control:invalid,
.form-group.is-invalid .form-control {
  border-color: var(--c-error);
}

.form3 .error,
.form-help,
.password-complexity-label {
  font-size: 90%;
  margin-top: 0.25rem;
  unicode-bidi: plaintext;
}

.form3 .error {
  color: var(--c-error);
}

.form-help,
.password-complexity-label {
  color: var(--c-font-dim);
}

.form-help pre {
  padding: 0.2em 1em;
  margin: 0.2em 0;
  background: var(--c-bg-page);
}

.form-actions {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-border);
}

.form-actions.single {
  justify-content: flex-end;
}

.form3 hr {
  margin-top: 1rem;
  margin-bottom: 1rem;
  border: 0;
  border-top: 1px solid var(--c-border);
}

.mselect {
  position: relative;
  white-space: nowrap;
}
.mselect__toggle {
  position: absolute;
  z-index: -1;
  opacity: 0;
}
html.transp .mselect__label {
  backdrop-filter: blur(6px);
}
.mselect__label {
  padding-inline-start: 1rem;
  padding-inline-end: 0.6rem;
  padding-top: 0.3rem;
  padding-bottom: 0.3rem;
  gap: 1ch;
  cursor: pointer;
}
.mselect__label::after {
  content: "\e053";
  font-size: 70%;
  color: var(--c-primary);
  margin-inline: 0.4em 0;
}
.mselect__label:focus-visible {
  outline: 2px solid var(--c-primary);
}
.mselect__toggle:checked ~ .mselect__label {
  transition: opacity 150ms ease;
  opacity: 0;
}
.mselect__toggle:focus-visible ~ .mselect__label {
  outline: 2px solid var(--c-primary);
}
html:not([dir=rtl]) .mselect__list {
  left: 0;
}
html[dir=rtl] .mselect__list {
  right: 0;
}
.mselect__list {
  transition: transform 150ms ease;
  position: absolute;
  top: 0;
  min-width: 100%;
  max-height: 60vh;
  overflow-y: auto;
  z-index: 111;
  background: var(--c-bg-popup);
  transform: scale(1, 0);
  transform-origin: top;
}
.mselect__toggle:checked ~ .mselect__list {
  transform: scale(1, 1);
}
@media (width <= 800px) {
  .mselect__toggle:checked ~ .mselect__list {
    position: fixed;
    top: 50%;
    transform: translateY(-50%) scale(1, 1);
  }
  dialog .mselect__toggle:checked ~ .mselect__list {
    position: absolute;
    top: 0;
    transform: scale(1, 1);
  }
}
.mselect__toggle:checked ~ .mselect__list * {
  opacity: 1;
  visibility: visible;
  transition: opacity 125ms ease-in-out 125ms;
}
.mselect__item {
  white-space: nowrap;
  display: block;
  padding: 0.3em 1em;
  visibility: hidden;
  opacity: 0;
  color: var(--c-primary);
  border-left: 3px solid transparent;
  transition: background-color 150ms ease, border-color 150ms ease;
}
.mselect__item.current {
  background: var(--c-bg-zebra);
  border-color: var(--c-primary);
}
.mselect__item:hover {
  background: var(--c-primary);
  color: var(--c-over);
}
.mselect__item:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: -2px;
}
.mselect__item::before {
  margin-inline-end: 0.4em;
}

.puzzle-themes h2:not(:first-child) {
  margin-block: 1em 0.5em;
}
.puzzle-themes__list {
  display: grid;
  column-gap: 0.5em;
  margin-inline: calc(var(---box-padding) / 2);
  grid-template-columns: repeat(auto-fill, minmax(50ch, 1fr));
}
@media (max-width: 499.29px) {
  .puzzle-themes__list {
    grid-template-columns: repeat(auto-fill, minmax(40ch, 1fr));
  }
}
.puzzle-themes__list.puzzle-recommended {
  display: block;
}
.puzzle-themes__link {
  transition: background-color 150ms ease, color 150ms ease;
  color: var(--c-font);
  display: flex;
  align-items: center;
  padding: 1.5em 1em 1.5em 0;
}
.puzzle-themes__link img {
  transition: opacity 150ms ease, filter 150ms ease;
  flex: 0 0 7.5em;
  height: 4.5em;
  opacity: 0.8;
  align-self: flex-start;
}
.puzzle-themes__link:hover {
  background: var(--m-primary_bg--mix-10);
}
.puzzle-themes__link:hover img {
  opacity: 1;
  filter: brightness(1.4);
}
html.light .puzzle-themes__link:hover img {
  filter: brightness(0.8);
}
@media (max-width: 499.29px) {
  .puzzle-themes__link::before {
    display: none;
  }
  .puzzle-themes__link {
    padding-inline-start: 1em;
  }
}
.puzzle-themes__link > span {
  flex: 1 1 100%;
  margin: 0;
}
.puzzle-themes__link h3 {
  font-weight: normal;
  font-size: 1.7em;
  display: block;
  line-height: 1em;
  margin-bottom: 0.2em;
}
.puzzle-themes__link h3 em {
  color: var(--c-font-dimmer);
  font-size: 0.8em;
  margin-inline-start: 0.7ch;
  letter-spacing: -1px;
}
.puzzle-recommended .puzzle-themes__link {
  font-size: 1.2em;
  background: var(--m-secondary_bg--mix-20);
  color: var(--c-good);
  margin: 2em 0;
}
.puzzle-recommended .puzzle-themes__link::before {
  color: var(--c-good);
}
.puzzle-recommended .puzzle-themes__link > span {
  color: var(--c-font);
}
.puzzle-recommended .puzzle-themes__link:hover {
  background: var(--m-secondary_bg--mix-25);
}
@media (max-width: 799.29px) {
  .puzzle-recommended .puzzle-themes__link {
    margin: 2em var(---box-padding) 2em 0;
  }
}
.puzzle-themes__count {
  unicode-bidi: plaintext;
}
.puzzle-themes__db {
  text-align: center;
}

.puzzle-openings__mine {
  border-bottom: 1px solid var(--c-border);
  background: var(--c-bg-zebra);
  padding-top: 3vh;
}
.puzzle-openings__mine h2 {
  margin: 0 0 1em 0;
}
.puzzle-openings__list {
  display: grid;
  margin: 0 0 3em var(---box-padding);
  grid-template-columns: repeat(auto-fill, minmax(40ch, 1fr));
}
@media (max-width: 499.29px) {
  .puzzle-openings__list {
    grid-template-columns: repeat(auto-fill, minmax(30ch, 1fr));
  }
}
.puzzle-openings__link {
  display: flex;
  padding: 0.5em 0.7em 0.5em 1.5em;
}
.puzzle-openings__link:hover {
  background: var(--m-primary_bg--mix-10);
}
.puzzle-openings__link.opening-mine {
  color: var(--c-brag);
  font-weight: bold;
}
.puzzle-openings__link.opening-mine:hover {
  background: var(--m-brag_bg--mix-20);
}
@media (max-width: 499.29px) {
  .puzzle-openings__link::before {
    display: none;
  }
  .puzzle-openings__link {
    padding-inline-start: 1em;
  }
}
.puzzle-openings__link h3 {
  font-weight: inherit;
  font-size: 1.2em;
  display: block;
}
.puzzle-openings__tree__family h2 {
  margin: 1em 0;
}
.puzzle-openings__link em,
.puzzle-openings em {
  color: var(--c-font-dimmer);
  font-size: 0.8em;
  margin-inline-start: 0.7ch;
  letter-spacing: -1px;
}

.puzzle-of-player__form input {
  margin-inline-end: 1em;
  width: 30ch;
  display: inline-block;
}
.puzzle-of-player__pager {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(12em, 1fr));
  align-content: start;
}
.puzzle-of-player__results p {
  font-size: 1.5em;
  margin: 2em 0;
}
.puzzle-of-player__puzzle {
  padding: 0.4em;
}
.puzzle-of-player__puzzle__meta {
  font-size: 0.9em;
  padding: 0 0.3em;
}
.puzzle-of-player__puzzle__id {
  opacity: 0;
  transition: all 150ms ease;
}
.puzzle-of-player__puzzle:hover .puzzle-of-player__puzzle__id {
  opacity: 1;
}

h2#openings a {
  font-size: 1rem;
}

.help {
  padding-top: 2em;
  padding-bottom: 2em;
  background: var(--c-bg-zebra);
}
.help-touchscreen {
  display: none;
}
.help-keyboard {
  display: block;
}

@media (hover: none) {
  .help-touchscreen {
    display: block;
  }
  .help-keyboard {
    display: none;
  }
}

/*# sourceMappingURL=puzzle.page.css.map */