.lesson-theme-switch{--toggle-size: 14px;--container-width: 5.625em;--container-height: 2.5em;--container-radius: 6.25em;--container-light-bg: #3d7eae;--container-night-bg: #1d1f2c;--circle-diameter: 3.375em;--sun-moon-diameter: 2.125em;--sun-bg: #ecca2f;--moon-bg: #c4c9d1;--spot-color: #959db1;--circle-offset: calc((var(--circle-diameter) - var(--container-height)) / 2 * -1);--stars-color: #fff;--clouds-color: #f3fdff;--back-clouds-color: #aacadf;--transition: .5s cubic-bezier(0, -.02, .4, 1.25);--circle-transition: .3s cubic-bezier(0, -.02, .35, 1.17);display:inline-block;line-height:0;cursor:pointer}.lesson-theme-switch,.lesson-theme-switch *,.lesson-theme-switch *:before,.lesson-theme-switch *:after{box-sizing:border-box;margin:0;padding:0;font-size:var(--toggle-size)}.lesson-theme-switch__checkbox{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.lesson-theme-switch__container{position:relative;display:block;width:var(--container-width);height:var(--container-height);overflow:hidden;background-color:var(--container-light-bg);border-radius:var(--container-radius);box-shadow:0 -.062em .062em #00000040,0 .062em .125em #ffffff59;transition:var(--transition)}.lesson-theme-switch__container:before{content:"";position:absolute;inset:0;z-index:1;border-radius:var(--container-radius);box-shadow:0 .05em .187em #00000040 inset,0 .05em .187em #00000040 inset;pointer-events:none}.lesson-theme-switch__circle{position:absolute;top:var(--circle-offset);left:var(--circle-offset);z-index:2;display:flex;width:var(--circle-diameter);height:var(--circle-diameter);border-radius:var(--container-radius);background-color:#ffffff1a;box-shadow:inset 0 0 0 3.375em #ffffff1a,inset 0 0 0 3.375em #ffffff1a,0 0 0 .625em #ffffff1a,0 0 0 1.25em #ffffff1a;transition:var(--circle-transition);pointer-events:none}.lesson-theme-switch__sun-moon{position:relative;z-index:2;display:block;flex-shrink:0;width:var(--sun-moon-diameter);height:var(--sun-moon-diameter);margin:auto;overflow:hidden;border-radius:50%;background-color:var(--sun-bg);box-shadow:.062em .062em .062em #feffef9c inset,0 -.062em .062em #a1872a inset;filter:drop-shadow(.062em .125em .125em rgba(0,0,0,.25)) drop-shadow(0em .062em .125em rgba(0,0,0,.25));transition:var(--transition)}.lesson-theme-switch__moon{position:absolute;inset:0;display:block;border-radius:inherit;background-color:var(--moon-bg);box-shadow:.062em .062em .062em #feffef9c inset,0 -.062em .062em #969696 inset;transform:translate(100%);transition:var(--transition)}.lesson-theme-switch__spot{position:absolute;top:.75em;left:.312em;display:block;width:.75em;height:.75em;border-radius:50%;background-color:var(--spot-color);box-shadow:0 .0312em .062em #00000040 inset}.lesson-theme-switch__spot:nth-of-type(2){top:.937em;left:1.375em;width:.375em;height:.375em}.lesson-theme-switch__spot:nth-of-type(3){top:.312em;left:.812em;width:.25em;height:.25em}.lesson-theme-switch__clouds{position:absolute;bottom:-.625em;left:.312em;width:1.25em;height:1.25em;border-radius:var(--container-radius);background-color:var(--clouds-color);box-shadow:.937em .312em var(--clouds-color),-.312em -.312em var(--back-clouds-color),1.437em .375em var(--clouds-color),.5em -.125em var(--back-clouds-color),2.187em 0 var(--clouds-color),1.25em -.062em var(--back-clouds-color),2.937em .312em var(--clouds-color),2em -.312em var(--back-clouds-color),3.625em -.062em var(--clouds-color),2.625em 0 var(--back-clouds-color),4.5em -.312em var(--clouds-color),3.375em -.437em var(--back-clouds-color),4.625em -1.75em 0 .437em var(--clouds-color),4em -.625em var(--back-clouds-color),4.125em -2.125em 0 .437em var(--back-clouds-color);transition:.5s cubic-bezier(0,-.02,.4,1.25)}.lesson-theme-switch__stars{position:absolute;top:-100%;left:.312em;width:2.75em;height:auto;color:var(--stars-color);transition:var(--transition)}.lesson-theme-switch__stars svg{display:block;width:100%;height:auto}.lesson-theme-switch__checkbox:checked+.lesson-theme-switch__container{background-color:var(--container-night-bg);box-shadow:0 -.062em .062em #00000073,0 .062em .125em #00000059}.lesson-theme-switch__checkbox:checked+.lesson-theme-switch__container .lesson-theme-switch__circle{left:calc(100% - var(--circle-offset) - var(--circle-diameter))}.lesson-theme-switch__checkbox:checked+.lesson-theme-switch__container .lesson-theme-switch__moon{transform:translate(0)}.lesson-theme-switch__checkbox:checked+.lesson-theme-switch__container .lesson-theme-switch__clouds{bottom:-4.062em}.lesson-theme-switch__checkbox:checked+.lesson-theme-switch__container .lesson-theme-switch__stars{top:50%;transform:translateY(-50%)}.lesson-theme-switch__checkbox:focus-visible+.lesson-theme-switch__container{outline:2px solid var(--lessons-border-selected, #3d7aff);outline-offset:3px}@media(prefers-reduced-motion:reduce){.lesson-theme-switch__container,.lesson-theme-switch__circle,.lesson-theme-switch__sun-moon,.lesson-theme-switch__moon,.lesson-theme-switch__clouds,.lesson-theme-switch__stars{transition:none}}