html {
	box-sizing: border-box;
}

*,
*::before,
*::after {
	box-sizing: inherit;
}

a {
	color: inherit;
	text-decoration: none;
}

img {
	max-width: 100%;
}

body {
    font-family: 'Open Sans', sans-serif;
    font-weight: 400;
}

.list-reset {
    margin: 0;
    padding: 0;
    list-style: none;
}

.btn-reset {
    cursor: pointer;
    padding: 0;
    border: none;
    background: none;
}

.container {
    max-width: 1430px;
    width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}

.page__container {
    display: flex;
}

.page__wrapper {
    display: flex;
    margin-bottom: 15px;
}

.page__text {
    flex: 0 1 100%;
}

.page__form {
    flex: 339px;
     max-width: 339px;
      /*width: 100%; */
    margin-left: 17px;
}

.page__aside {
    flex: 0 0 220px;
    max-width: 220px;
    width: 100%;
    margin-right: 17px;
}

.page-nav__burger {
    display: none;
}

.page-nav__item {
    padding: 15px 0;
}

.page-nav__item:first-child {
    padding-top: 0;
}

.page-nav__item:not(:last-child) {
    border-bottom: 1px solid #F4F4F4;
}

.page-nav__link {
    position: relative;
    padding-left: 19px;
    font-size: 14px;
    line-height: 19px;
    color: #000000;
    cursor: pointer;
    background-image: url('../images/nav-link-bg.png');
    background-repeat: no-repeat;
    background-size: 14px 14px;
    background-position: left center;
    transition: color .3s ease-in-out;
}

.page-nav__link:focus,
.page-nav__link:hover,
.page-nav__link:active {
    color: #0E8D8F;
}

.page-nav__item--nested .page-nav__link:after {
    content: '';
    position: absolute;
    top: 50%;
    right: -8px;
    width: 5px;
    height: 5px;
    background-image: url('../img/polygon.svg');
    background-repeat: no-repeat;
    background-position: center;
    transform: rotate(-90deg);
    transition: transform .2s ease-in-out;
}

.page-nav__item--active .page-nav__link {
    color: #0E8D8F;
}

.page-nav__item--active .page-nav__link:after {
    transform: rotate(0deg);
}

.page-nav__item--nested.page-nav__item--active .nav-child-list {
    display: block;
}

.nav-child-list {
    display: none;
    padding-top: 12px;
    padding-left: 19px;
}

.nav-child-list__item:not(:last-child) {
    /*margin-bottom: 12px;*/
}

.nav-child-list__link {
    font-size: 14px;
    line-height: 19px;
    color: #000000;
    transition: color .3s ease-in-out;
}

.nav-child-list__link:focus,
.nav-child-list__link:hover,
.nav-child-list__link:active {
    color: #0E8D8F;
}

.page__content {
    flex: 0 1 100%;
}

.page__link-back {
    display: inline-block;
    margin-bottom: 24px;
    padding: 4px 8px 4px 52px;
    font-size: 14px;
    line-height: 19px;
    color: #FFFFFF;
    opacity: .3;
    border-radius: 2px;
    background-color: #9BC1C2;
    background-image: url('../img/arrow-left.svg');
    background-repeat: no-repeat;
    background-position: left 8px center;
    transition: background-position .3s ease-in-out;
}

.page__link-back:focus,
.page__link-back:hover,
.page__link-back:active {
    background-position: left 4px center;
}

.page__title {
    margin: 0;
    margin-bottom: 24px;
    font-weight: 600;
    font-size: 28px;
    line-height: 38px;
    color: #000000;
}

.page__subtitle {
    margin: 0;
    margin-bottom: 24px;
    font-weight: 700;
    font-size: 22px;
    line-height: 30px;
    color: #000000;
}

.page__filter {
    margin-bottom: 12px;
}

.filter__wrapper {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.filter__wrapper > * {
    margin-bottom: 24px;
}

.filter__inp {
    max-width: 248px;
    width: 100%;
    margin-right: 20px;
    padding: 8px 8px 8px 30px;
    border: 1px solid #F0F0F0;
    outline: none;
    font-family: 'Open Sans', sans-serif;
    font-weight: 400;
    font-size: 14px;
    line-height: 19px;
    color: #5A5A5A;
    border-radius: 4px;
    background-color: #FFFFFF;
    background-image: url('../img/search.svg');
    background-repeat: no-repeat;
    background-position: 12px center;
    background-size: 12px 12px;
}

.filter__gender, .filter__category {
    display: flex;
    align-items: center;
    margin-right: 20px;
    border-radius: 4px;
    overflow: hidden;
}

.filter__gender-item input[type="radio"],
.filter__category input[type="checkbox"] {
    display: none;
    visibility: hidden;
}

.filter__gender-item input[type="radio"] + span,
.filter__category input[type="checkbox"] + span {
    display: block;
    padding: 8px;
    font-size: 14px;
    line-height: 19px;
    color: #5A5A5A;
    background-color: #F9F9F9;
    cursor: pointer;
}

.filter__gender-item input[type="radio"]:checked + span,
.filter__category input[type="checkbox"]:checked + span {
    color: #fff;
    background-color: #88C1C2;
}

.page__services {
    margin-bottom: 33px;
}

.services__title {
    margin-bottom: 24px;
    font-weight: 600;
    font-size: 22px;
    line-height: 30px;
    color: #000000;
}

.services__wrapper {
    display: flex;
    flex-wrap: wrap;
}

.services__item {
    max-width: calc(25% - 15px);
    width: 100%;
    margin-right: 15px;
    margin-bottom: 15px;
}

.service-item {
    display: flex;
    align-items: flex-start;
    padding: 16px;
    border-radius: 4px;
    background: linear-gradient(180deg, #F8F8F8 0%, rgba(248, 248, 248, 0.1) 100%);
}

.service-item__icon {
    flex: 0 0 42px;
    margin-right: 16px;
}

.service-item__body {
    flex: 0 1 100%;
}

.service-item__title {
    margin: 0;
    margin-bottom: 8px;
    font-size: 16px;
    line-height: 20px;
    letter-spacing: -0.02em;
    color: #000000;
}

.service-item__link {
    font-size: 14px;
    line-height: 19px;
    color: rgba(0, 0, 0, .2);
    transition: color .2s ease-in-out;
}

.service-item__link:focus,
.service-item__link:hover, 
.service-item__link:active {
    color: rgba(0, 0, 0, .7);
}

.services__link {
    display: inline-block;
    padding: 4px 52px 4px 8px;
    font-size: 14px;
    line-height: 19px;
    color: #FFFFFF;
    border-radius: 2px;
    background-color: #88C1C2;
    background-image: url('../img/arrow.svg');
    background-repeat: no-repeat;
    background-position: right 8px center;
    transition: background-position .3s ease-in-out;
}

.services__link:focus,
.services__link:hover,
.services__link:active {
    background-position: right 4px center;
}

.tabs__header {
    display: flex;
    flex-wrap: wrap;
}

.tabs__header-item {
    margin-bottom: 24px;
    font-weight: 600;
    font-size: 22px;
    line-height: 30px;
    color: rgba(0, 0, 0, .2);
    transition: color .3s ease-in-out;
}

.tabs__header-item--active {
    color: #000000;
}

.tabs__header-item:not(.tabs__header-item--active) {
    cursor: pointer;
}

.tabs__header-item:not(.tabs__header-item--active):focus,
.tabs__header-item:not(.tabs__header-item--active):hover {
    color: #000;
}

.tabs__header-item:not(:last-child) {
    margin-right: 24px;
}

.tabs__content {
    display: none;
}

.tabs__content--active {
    display: block;
}

.vocabulary {
    display: flex;
    flex-wrap: wrap;
}

.vocabulary__section {
    max-width: calc(25% - 15px);
    width: 100%;
    margin-bottom: 15px;
}

.vocabulary__section:not(:last-child) {
    margin-right: 15px;
}

.vocabulary__section-title {
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 18px;
    line-height: 25px;
    color: #0E8D8F;
}

.vocabulary__section-item:not(:last-child) {
    margin-bottom: 10px;
}

.vocabulary__section-link {
    font-size: 14px;
    line-height: 19px;
    color: #000000;
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color .3s ease-in-out;
}   

.vocabulary__section-link:focus,
.vocabulary__section-link:hover, 
.vocabulary__section-link:active {
    text-decoration-color: currentColor;
}

.article-tabs__header {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 36px;
    border-radius: 4px;
    overflow: hidden;
}

.article-tabs__header-item {
    padding: 8px;
    font-size: 14px;
    line-height: 19px;
    color: #5A5A5A;
    background-color: #F9F9F9;
    transition: background-color .3s ease-in-out, color .3s ease-in-out;
}

.article-tabs__header-item--active {
    color: #fff;
    background-color: #88C1C2;
}

.article-tabs__header-item:not(.article-tabs__header-item--active):focus,
.article-tabs__header-item:not(.article-tabs__header-item--active):hover {
    cursor: pointer;
    color: #fff;
    background-color: #88C1C2;
}

.article-tabs__content {
    display: none;
    font-size: 14px;
    line-height: 21px;
    letter-spacing: 0.03em;
    color: #000000;
}

.article-tabs__content p:not(:last-child) {
    margin: 0;
    margin-bottom: 20px;
}

.article-tabs__content--active {
    display: block;
}

.analysis {
    padding: 24px;
    border-radius: 3px;
    background-color: #F8F8F8;
}

.analysis__title {
    max-width: 165px;
    width: 100%;
    margin-bottom: 16px;
    font-weight: 700;
    font-size: 22px;
    line-height: 30px;
    color: #0E8D8F;
}

.analysis__desc {
    margin-bottom: 24px;
    font-size: 16px;
    line-height: 21px;
    letter-spacing: 0.03em;
    color: #000000;
}

.analysis__info {
    margin-bottom: 24px;
    padding-top: 24px;
    border-top: 1px solid #E8E8E8;
    font-size: 16px;
    line-height: 21px;
    letter-spacing: 0.03em;
    color: #000000;
}

.analysis__info-val {
    color: #1C9496;
}

.analysis__info-sum {
    font-weight: 700;
    font-size: 22px;
    line-height: 30px;
}

.analysis__btn {
    padding: 12px 30px 12px 30px;
    font-weight: 600;
    font-size: 14px;
    line-height: 19px;
    color: #FFFFFF;
    border-radius: 50px;
    background-color: #0E8D8F;
    background-image: url('../img/shopping-cart.png');
    background-repeat: no-repeat;
    background-size: 19px 19px;
    background-position: left 30px center;
    transition: opacity .3s ease-in-out;
}

.analysis__btn:focus,
.analysis__btn:hover,
.analysis__btn:active {
    opacity: .5;
}
.vocabulary__section-item.hidden{
    display:none;
}
.vocabulary__section-item.open{
    display:block;
}