:root {
  --primery-color: #4d5ae5;
  --text-color: #434455;
  --title-accend-color: #ffffff;
  --subtle-text: #8e8f99;
  --hover-color: #404bbf;
  --btn-shadow-color: 0px 4px 4px 0px rgba(0, 0, 0, 0.15);
  --accend-color: #e7e9fc;
  --accent-second-color: #000000;
  --success: #31d0aa;
  --darc-color: #2e2f42;
  --background-grey-color: #f4f4fd;
  --background-white-color: #ffffff;
  --modal-background-color: #fcfcfc;
  --modal-overlay-background-color: rgba(46, 47, 66, 0.4);
  --cloud-color: rgba(244, 244, 253, 1);
  --light-slate-color: rgba(142, 143, 153, 1);
  --hover-gren: #31d0aa;
  --backdrop-color: rgba(46, 47, 66, 0.4);

  --transition: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  color: var(--text-color);
  background-color: var(--background-white-color);
  font-family: 'Roboto', sans-serif;
  font-weight: 400;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

li,
a {
  text-decoration: none;
}

.container {
  width: 100%;
  padding: 0 15px;
  margin: 0 auto;

  @media (min-width: 768px) {
    max-width: 768px;
  }

  @media (min-width: 1158px) {
    max-width: 1158px;
  }
}

.section-title {
  text-align: center;
  text-transform: capitalize;
  color: var(--darc-color);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
}

/*-------------------card*/
.card-title {
  color: var(--darc-color);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.card-subtitle {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}
/*-------------------button*/
button {
  border: none;
}

.button {
  color: var(--title-accend-color);
  cursor: pointer;
  background-color: var(--primery-color);
  font-family: inherit;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
  letter-spacing: 0.04em;
  transition: background-color var(--transition);
}

.button:hover,
.button:focus {
  background-color: var(--hover-color);
}

/*-----------------header*/
.header_page {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.32px;
  border-bottom: 1px solid var(--accend-color);
  box-shadow: 0px 2px 1px rgba(46, 47, 66, 0.08),
    0px 1px 1px rgba(46, 47, 66, 0.16), 0px 1px 6px rgba(46, 47, 66, 0.08);
}

.header_container {
  padding: 16px 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;

  @media (min-width: 768px) {
    width: 736px;
  }

  @media (min-width: 1158px) {
    padding: 24px 0;
    width: 1128px;
  }
}

.header_nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 1;

  @media (min-width: 768px) {
    gap: 120px;
  }

  @media (min-width: 1158px) {
    gap: 76px;
  }
}

/*-----------------header  mobile--------*/
.header__button-menu {
  cursor: pointer;
  width: 24px;
  height: 24px;
  background: #ffffff;

  @media (min-width: 768px) {
    display: none;
  }
}

.icon-burger {
  fill: #2f2f37;
}

/*-----------------header  tablet--------*/

.logo-first,
.logo-second {
  font-family: Raleway, sans-serif;
  text-transform: uppercase;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.17;
  letter-spacing: 0.03em;
}

.logo-first {
  color: var(--primery-color);
}

.logo-second {
  color: var(--darc-color);
}

.logo-second-footer {
  color: var(--background-grey-color);
}

.site-nav {
  display: none;

  @media (min-width: 768px) {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 40px;
  }
}

.site-nav-link {
  position: relative;
  color: var(--darc-color);
  display: inline-block;
  padding: 24px 0;
  transition: color var(--transition);
}

.address {
  display: none;

  @media (min-width: 768px) {
    /*width: 119px;*/
    display: block;
    font-style: normal;
  }
}

.address-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;

  @media (min-width: 768px) {
    font-size: 12px;
    line-height: 1.17;
    letter-spacing: 0.03em;
  }

  @media (min-width: 1158px) {
    font-size: 16px;
    flex-direction: row;
    gap: 40px;
  }
}

.site-nav-link:hover,
.site-nav-link:focus,
.address-nav-link:hover,
.address-nav-link:focus {
  color: var(--hover-color);
}

.address-nav-link {
  display: inline-block;
  color: var(--text-color);
  transition: color var(--transition);
}

.site-nav-link.current::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 4px;
  border-radius: 2px;
  background-color: var(--hover-color);
  width: 100%;
}

.site-nav-link.current {
  color: var(--hover-color);
}
/*---------------------hero*/

.hero {
  padding: 72px 0;
  background-color: var(--darc-color);
  background: linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
    url(../images/hero.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;

  @media (min-width: 768px) {
    padding: 112px 0;
    background: linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
      url(../images/hero_2.jpg);
    background-position: center;
    background-size: cover;
    height: 436px;
  }

  @media (min-width: 1158px) {
    background: linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
      url(../images/hero@2.jpg);
    padding: 188px 0;
    background-position: center;
    background-size: cover;
    height: 600px;
  }
}

.hero_container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero_title {
  max-width: 496px;
  color: var(--title-accend-color);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  text-align: center;
  letter-spacing: 0.02em;
  margin-bottom: 72px;

  @media (min-width: 768px) {
    font-size: 56px;
    line-height: 1.07;
    margin-bottom: 36px;
  }
  @media (min-width: 1158px) {
    margin-bottom: 48px;
  }
}

.hero_btn {
  min-width: 169px;
  padding: 16px 32px;
  border-radius: 4px;
  background: var(--primery-color);
  box-shadow: 0px 4px 4px 0px rgba(0, 0, 0, 0.15);

  color: var(--title-accend-color);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.04em;
}

/*!*----------------------------advantages*!*/
.advantages {
  padding: 96px 0;
  margin: 0 auto;

  @media (min-width: 768px) {
    width: 736px;
  }

  @media (min-width: 1158px) {
    width: 1128px;
    padding: 120px 0;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  white-space: nowrap;
  clip-path: inset(100%);
  clip: rect(0, 0, 0, 0);
  overflow: hidden;
}

.advantages_list {
  display: flex;
  flex-direction: column;
  gap: 72px;
  width: 100%;

  @media (min-width: 768px) {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 72px 24px;
  }

  @media (min-width: 1158px) {
    flex-wrap: nowrap;
  }
}

.advantages_item {
  width: 100%;

  @media (min-width: 768px) {
    width: calc((100% - 24px) / 2);
  }

  @media (min-width: 1158px) {
    width: calc((100% - 72px) / 4);
  }
}

.icon-container {
  display: none;

  @media (min-width: 1158px) {
    width: 100%;
    height: 112px;
    padding: 24px 0;
    background-color: var(--cloud-color);
    border: 1px solid var(--light-slate-color);
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 8px;
  }
}

.advantages_title {
  color: var(--darc-color);
  text-align: center;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  margin-bottom: 8px;

  @media (min-width: 768px) {
    text-align: left;
  }

  @media (min-width: 1158px) {
    font-weight: 500;
    font-size: 20px;
  }
}

.advantages_text {
  color: var(--text-color);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

/*!*--------------------team*!*/

.team {
  background-color: var(--background-grey-color);
  padding: 96px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;

  @media (min-width: 1158px) {
    padding: 120px 0;
  }
}

.team_title {
  margin-bottom: 72px;
}

.team_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 72px;

  @media (min-width: 768px) {
    gap: 64px 24px;
  }

  @media (min-width: 1158px) {
    gap: 24px;
  }
}

.team_item {
  width: 264px;
  text-align: center;
  background-color: var(--background-white-color);
  border-radius: 0px 0px 4px 4px;
  box-shadow: 0px 1px 6px 0px rgba(46, 47, 66, 0.08),
    0px 1px 1px 0px rgba(46, 47, 66, 0.16),
    0px 2px 1px 0px rgba(46, 47, 66, 0.08);

  @media (min-width: 768px) {
    width: calc((100% - 24px) / 2);
  }

  @media (min-width: 1158px) {
    width: calc((100% - 3 * 24px) / 4);
  }
}

.team_img {
  width: 100%;
}

.info_box {
  padding: 32px 0;
}

.modal_social-list {
  display: flex;
  gap: 24px;
}

.social-list {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.social-item {
  width: 40px;
  height: 40px;
}

.social-link {
  width: 100%;
  height: 100%;
  background-color: var(--primery-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition);
}

.social-link:hover,
.social-link:focus {
  background-color: var(--hover-color);
}

.social-icon {
  fill: var(--background-grey-color);
}
/*!*-------------------portfolio*!*/

.portfolio {
  padding: 96px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;

  @media (min-width: 1158px) {
    padding: 120px 0;
  }
}

.portfolio_title {
  margin-bottom: 72px;
}

.portfolio-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 48px;
  margin: 0 auto;

  @media (min-width: 768px) {
    gap: 72px 24px;
    width: calc(357px * 2 + 24px);
  }

  @media (min-width: 1158px) {
    width: calc(360px * 3 + 24px * 2);
    gap: 48px 24px;
  }
}

.portfolio_item {
  cursor: pointer;
  position: relative;
  transition: box-shadow var(--transition);
  width: 288px;

  @media (min-width: 768px) {
    flex-basis: calc((100% - 24px) / 2);
  }

  @media (min-width: 1158px) {
    flex-basis: calc((100% - 24px * 2) / 3);
  }
}

.portfolio_info {
  padding: 32px 16px;
  border-right: 1px solid var(--accend-color);
  border-bottom: 1px solid var(--accend-color);
  border-left: 1px solid var(--accend-color);
}

.card-item--top {
  position: relative;
  overflow: hidden;
}

.top_text {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 40px 32px;
  background-color: var(--primery-color);
  color: var(--background-grey-color);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;

  transform: translateY(100%);
  transition: transform var(--transition);
}

.portfolio_item:hover,
.portfolio_item:focus {
  box-shadow: 0px 1px 6px rgba(46, 47, 66, 0.08),
    0px 1px 1px rgba(46, 47, 66, 0.16), 0px 2px 1px rgba(46, 47, 66, 0.08);
}

.portfolio_item:hover .top_text,
.portfolio_item:focus .top_text {
  transform: translateY(0);
}
/*!*------------------------footer*!*/

.footer {
  background-color: var(--darc-color);
  padding: 96px 0;

  @media (min-width: 1158px) {
    padding: 100px 0;
  }
}

.footer_container {
  display: flex;
  flex-direction: column;

  @media (min-width: 768px) {
    width: 496px;
  }

  @media (min-width: 1158px) {
    width: 1125px;
    flex-direction: row;
    align-items: baseline;
    gap: 80px;
  }
}

.footer_logo {
  margin-bottom: 16px;
  display: inline-block;
}

.footer-text {
  width: 264px;
  color: var(--background-grey-color);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.top_content {
  @media (min-width: 768px) {
    display: flex;
    flex-direction: row;
    gap: 24px;
  }

  @media (min-width: 1158px) {
    gap: 120px;
  }
}

.left_content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  @media (min-width: 768px) {
    align-items: flex-start;
  }
}

.right_content {
  margin-top: 72px;

  @media (min-width: 768px) {
    margin-top: 0;
  }
}

.footer_social {
  gap: 16px;
}

.social-title {
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  text-align: center;

  @media (min-width: 768px) {
    text-align: left;
  }
}

.social-link.foo:hover,
.social-link.foo:focus {
  background-color: var(--hover-gren);
}

/* -----------footer forma------------ */

.cont-form-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 72px;

  @media (min-width: 768px) {
    align-items: flex-start;
  }

  @media (min-width: 1158px) {
    margin-top: 0;
  }
}

.forma-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 16px;

  @media (min-width: 768px) {
    flex-direction: row;
    justify-content: flex-start;
    gap: 24px;
  }

  @media (min-width: 1158px) {
    margin-top: 0;
  }
}

.paragraph-form {
  color: var(--title-accend-color);
  font-family: Roboto;
  font-size: 16px;
  font-style: normal;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.forma-footer {
  display: flex;
  gap: 24px;
}

.input-footer {
  font-size: 12px;
  line-height: 2;
  letter-spacing: 0.04em;
  padding-left: 16px;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
  border-radius: 4px;
  color: var(--title-accend-color);
  width: 264px;
  height: 40px;
  border: 1px solid var(--title-accend-color);
  outline: transparent;
  background-color: transparent;
}
.input-footer::placeholder {
  color: var(--title-accend-color);
}

.btn-form-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--title-accend-color);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.04em;
  min-width: 165px;
  height: 40px;
  cursor: pointer;
  background-color: var(--primery-color);
  border: none;
  border-radius: 4px;
}

.icon-btn-footer {
  margin-left: 16px;
  fill: var(--title-accend-color);
}

.btn-form-footer:hover,
.btn-form-footer:focus {
  background-color: #404bbf;
}

/*-----------------------modal*/
.backdrop {
  position: none;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--backdrop-color);
  transition: opacity 250ms cubic-bezier(0.4, 0, 0.2, 1),
    visibility 250ms cubic-bezier(0.4, 0, 0.2, 1);

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.is-open {
  position: fixed;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(1);
  padding: 72px 24px 24px 24px;
  width: 288px;
  min-height: 584px;
  border-radius: 4px;
  background: var(--modal-background-color);
  box-shadow: 0 2px 1px 0 rgba(0, 0, 0, 0.2), 0 1px 3px 0 rgba(0, 0, 0, 0.12),
    0 1px 1px 0 rgba(0, 0, 0, 0.14);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);

  @media (min-width: 768px) {
    width: 408px;
  }
}

.modal-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;

  width: 24px;
  height: 24px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  background-color: #e7e9fc;

  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1),
    border 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-btn:hover,
.modal-btn:focus {
  background-color: var(--hover-color);
  border: none;
}

.modal-close {
  transition: fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-btn:hover > .modal-close,
.modal-btn:focus > .modal-close {
  fill: #ffffff;
}

/*------------------------------modal-form*/
.modal-title {
  color: var(--darc-color);
  text-align: center;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.modal-field {
  margin-bottom: 8px;
}

.modal-label {
  display: block;
  margin-bottom: 4px;
  color: var(--subtle-text);
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
}

.modal-input-wrap {
  position: relative;
}

.modal-input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--modal-overlay-background-color);
  border-radius: 4px;
  background-color: transparent;
  padding-left: 38px;
  outline: transparent;
  transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-input:focus {
  border-color: var(--primery-color);
}

.modal-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  transition: fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-input:focus + .modal-icon {
  fill: var(--primery-color);
}

.modal-field-text {
  margin-bottom: 16px;
}

.text-comment {
  width: 100%;
  height: 120px;
  padding: 8px 16px;
  outline: transparent;
  resize: none;
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
  color: var(--modal-overlay-background-color);
  border: 1px solid var(--modal-overlay-background-color);
  border-radius: 4px;
  background-color: transparent;
  transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.text-comment:focus {
  border-color: var(--primery-color);
}

.checkbox {
  margin-bottom: 24px;
}

.text-privacy {
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
  color: var(--subtle-text);
}

.span-privacy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-right: 8px;
  border: 1px solid var(--modal-overlay-background-color);
  border-radius: 2px;
  transition: background-color var(--transition), border var(--transition),
    fill var(--transition);
  fill: transparent;
}

.input-privacy:checked + .text-privacy span {
  background-color: var(--hover-color);
  border: none;
  fill: var(--background-grey-color);
}

.link-privacy {
  color: var(--primery-color);
  text-decoration-line: underline;
}

.btn-form {
  display: block;
  border: none;
  min-width: 169px;
  height: 56px;
  margin: 24px auto 0;

  cursor: pointer;
  color: var(--title-accend-color);
  font-family: inherit;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: 0.04em;

  background-color: var(--primery-color);
  border-radius: 4px;
  transition: background-color var(--transition);
}

.btn-form:hover,
.btn-form:focus {
  background-color: var(--hover-color);
}

/*------------------modal header------------*/
.burger_modal {
  position: fixed;
  top: 0;
  right: -100vw;
  width: 100vw;
  height: 100vh;
  padding: 72px 0 40px 0;
  background-color: var(--background-white-color);
  transition: right 250ms ease, opacity 250ms ease;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 1000;
}

.burger_modal.is-open {
  right: 0;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.burger_modal-button {
  position: absolute;
  top: 24px;
  right: 24px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;

  width: 24px;
  height: 24px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  background-color: #fff;

  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1),
    border 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.burger_modal-button:hover,
.burger_modal-button:focus {
  background-color: #e7e9fc;
  border: none;
}

.burger_container {
  width: 100%;
  height: 100%;
  padding-left: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.burger_modal-nav {
  top: 0;
}

.burger-nav-list {
  display: flex;
  flex-direction: column;
}

.burger-nav-item {
  color: var(--darc-color);
  font-size: 36px;
  font-weight: 700;
  line-height: 1.11;
  letter-spacing: 0.02em;
}

.burger-nav-item {
  cursor: pointer;
  transition: color var(--transition);
}

.burger-nav-item:hover,
.burger-nav-item:focus {
  color: var(--hover-color);
}

.burger-current {
  color: var(--hover-color);
}

.burger_modal-contacts {
  bottom: 0;
}

.burger-contacts-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 48px;
}

.burger-contacts-item {
  color: var(--text-color);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.burger-contacts-item > a {
  color: var(--text-color);
}

.burger-contacts-item > a:hover,
.burger-contacts-item > a:focus {
  color: var(--primery-color);
}