:root {
  --nav_and_h-color: #212121;
  --maintext-color: #757575;
  --photo_and_h1-color: #ffffff;
  --hover_and_logo-color: #2196f3;
  --secondlogo-color: #000000;
  --first_and_last_background-color: #2f303a;
  --navcontainer-color: #ececec;
  --third_background-color: #f5f4fa;
}

body{
  font-family: "Roboto", sans-serif;
  font-weight: 400;
  line-height: 1.71;
}

h1{
  color: var(--photo_and_h1-color);
}

.portfolio-item h3 {
  text-align: left;
  margin: 0 0 4px;
  font-size: 18px;
  font-weight: 700;
  line-height: 2;
  color: var(--nav_and_h-color);
}

.portfolio-item p {
  text-align: left;
  margin: 0;
  font-size: 16px;
  line-height: 1.87;
  color: var(--maintext-color);
}

a{
  text-decoration: none;
  color: var(--nav_and_h-color);
}

a:hover{
  color: var(--hover_and_logo-color);
}

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

section{
  padding: 94px 0;
}

.team{
  background-color: var(--third_background-color);
}

footer{
  background-color: var(--first_and_last_background-color);
}

.hero-title,
.services-title,
.team-title,
.clients-title {
  margin-bottom: 50px;
  text-align: center;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  line-height: 1.17;
}

h1 {
  line-height: 1.36;
}

button {
  font-family: "Montserrat", sans-serif;
  font-weight: 500;
  line-height: 1.63;
}

p {
  font-family: "Roboto", sans-serif;
  font-weight: 300;
  line-height: 1.71;
}

nav a {
  font-family: "Montserrat", sans-serif;
  font-weight: 500;
  line-height: 1.14;
}

.header{
  border-bottom: 1px solid var(--navcontainer-color);
}

.header-container{
  display: flex;
  align-items: center;
  min-height: 80px;
}

.header-nav{
  margin-left: 93px;
}

.header-nav-list{
  display: flex;
  gap: 50px;
}

.header-nav-link{
  display: block;
  padding: 32px 0;
  position: relative;
}

.header-nav-link.current{
  color: var(--hover_and_logo-color);
}

.header-nav-link.current::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background-color: var(--hover_and_logo-color);
}
.header-contacts {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
}

.header-contacts-link{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 32px 0;
  color: var(--maintext-color);
}

.header-logo{
  display: block;
}

.header-contacts-icon{
  flex-shrink: 0;
  fill: currentColor;
}

.envelope{
  width: 16px;
  height: 12px;
}

.smartphone{
  width: 10px;
  height: 16px;
}

.hero {
  min-height: 600px;
  display: flex;
  align-items: center;
  background-image:
    linear-gradient(rgba(47, 48, 58, 0.4), rgba(47, 48, 58, 0.4)),
    url("../image/backgroundbigimg.jpg");
  background-size: cover;
  background-position: center;
  background-color: var(--first_and_last_background-color);
}

.container{
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.hero-container{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.hero-button {
  padding: 10px 32px;
  border: none;
  border-radius: 4px;
  background-color: var(--hover_and_logo-color);
  color: var(--photo_and_h1-color);
  cursor: pointer;
  transition: background-color 250ms ease, box-shadow 250ms ease;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
}

.hero-button:hover,
.hero-button:focus {
  background-color: #188ce8;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.25);
}


.features-list{
  display: flex;
  gap: 30px;
}

.features-item{
  width: 270px;
}

.features-item::before {
  content: "";
  display: flex;
  height: 120px;
  margin-bottom: 30px;

  background-color: var(--third_background-color);
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 4px;
}


.features-icon-1::before{
  background-image: url(../image/attention.svg);
}

.features-icon-2::before{
  background-image: url(../image/punctuation.svg);
}

.features-icon-3::before{
  background-image: url(../image/planning.svg);
}

.features-icon-4::before{
  background-image: url(../image/technologies.svg);
}


.services-list{
  display: flex;
  gap: 30px;
}

.services-item{
  position: relative;
}

.services-image {
  width: 370px;
  height: 294px;
  object-fit: cover;
  display: block;
}

.label {
  display: flex;
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  min-height: 70px;
  justify-content: center;
  align-items: center;
  margin: 0;
  color: white;
  text-transform: uppercase;
  background-color: rgba(0, 0, 0, 0.6);
}

.team-list{
  display: flex;
  gap: 30px;
}

.team-item {
  background-color: var(--photo_and_h1-color);
  text-align: center;
  padding-bottom: 30px;

  box-shadow:
    0px 1px 3px rgba(0, 0, 0, 0.12),
    0px 1px 1px rgba(0, 0, 0, 0.14),
    0px 2px 1px rgba(0, 0, 0, 0.2);
}

.team-name{
  margin: 30px 0 10px;
  font-family: "Montserrat", sans-serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.18;
  color: var(--nav_and_h-color);
}

.team-position{
  margin: 0 0 16px;
  color: var(--maintext-color);
}

.social-list,
.footer-social-list{
  display: flex;
  justify-content: center;
  gap: 10px;
}

.social-link,
.footer-social-link{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: #afb1b8;
  transition: background-color 250ms ease, color 250ms ease;
}

.social-link:hover,
.social-link:focus{
  background-color: var(--hover_and_logo-color);
  color: var(--photo_and_h1-color);
}

.social-icon,
.footer-social-icon{
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.clients-list{
  display: flex;
  justify-content: center;
  gap: 30px;
}

.clients-link{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 170px;
  height: 92px;
  color: #afb1b8;
  border: 1px solid #afb1b8;
  border-radius: 4px;
  transition: border-color 250ms ease, color 250ms ease;
}

.clients-link:hover,
.clients-link:focus{
  color: var(--hover_and_logo-color);
  border-color: var(--hover_and_logo-color);
}

.clients-icon{
  width: 106px;
  height: 60px;
  fill: currentColor;
}

.footer-address {
  font-style: normal;
  color: var(--photo_and_h1-color);
}

.footer-container{
  display: flex;
  align-items: flex-start;
  gap: 70px;
}

.footer-logo{
  margin-bottom: 20px;
  margin-top: 60px;
}

.footer-email,
.footer-phone{
  color: var(--maintext-color)
}

.footer-socials{
  margin-top: 72px;
}

.footer-socials-title{
  margin: 0 0 20px;
  font-family: "Montserrat", sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.14;
  text-transform: uppercase;
  color: var(--photo_and_h1-color);
}

.footer-social-link{
  color: var(--photo_and_h1-color);
  background-color: rgba(255, 255, 255, 0.1);
}

.footer-social-link:hover,
.footer-social-link:focus{
  color: var(--photo_and_h1-color);
  background-color: var(--hover_and_logo-color);
}

.footer-subscribe {
  margin-top: 72px;
  margin-left: auto;
}

.footer-subscribe-title {
  margin: 0 0 20px;
  font-family: "Montserrat", sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.14;
  text-transform: uppercase;
  color: var(--photo_and_h1-color);
}

.footer-subscribe-form {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-subscribe-input {
  width: 358px;
  height: 50px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  background-color: transparent;
  color: var(--photo_and_h1-color);
  outline: transparent;
  transition: border-color 250ms ease;
}

.footer-subscribe-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.footer-subscribe-input:focus {
  border-color: var(--hover_and_logo-color);
}

.footer-subscribe-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 200px;
  height: 50px;
  padding: 0 24px;
  border: none;
  border-radius: 4px;
  background-color: var(--hover_and_logo-color);
  color: var(--photo_and_h1-color);
  cursor: pointer;
  transition: background-color 250ms ease, box-shadow 250ms ease;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
}

.footer-subscribe-btn:hover,
.footer-subscribe-btn:focus {
  background-color: #188ce8;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.25);
}

.footer-subscribe-icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 50px;
}

.filters-button {
  padding: 6px 22px;

  font-family: "Montserrat", sans-serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.62;

  background-color: var(--third_background-color);
  color: var(--nav_and_h-color);

  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.filters button:hover,
.filters button:focus {
  background-color: var(--hover_and_logo-color);
  color: #fff;

  box-shadow:
    0px 3px 1px rgba(0, 0, 0, 0.1),
    0px 1px 2px rgba(0, 0, 0, 0.08),
    0px 2px 2px rgba(0, 0, 0, 0.12);
}

.filters button:active {
  background-color: var(--hover_and_logo-color);
  color: #fff;

  box-shadow:
    0px 3px 1px rgba(0, 0, 0, 0.1),
    0px 1px 2px rgba(0, 0, 0, 0.08),
    0px 2px 2px rgba(0, 0, 0, 0.12);
}



.portfolio{
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.portfolio-item{
  flex: 1 0 calc((100% - 60px) / 3);
  max-width: 404px;
  background-color: #fff;
  box-shadow:
    0px 1px 1px rgba(0, 0, 0, 0.12),
    0px 4px 4px rgba(0, 0, 0, 0.06),
    1px 4px 6px rgba(0, 0, 0, 0.16);
}

.portfolio-thumb{
  position: relative;
  overflow: hidden;
}

.portfolio-image{
  width: 370px;
  height: 294px;
  display: block;
  object-fit: cover;
}

.portfolio-item .portfolio-overlay{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 24px;
  font-size: 16px;
  line-height: 1.56;
  color: var(--photo_and_h1-color);
  background-color: rgba(33, 150, 243, 0.9);
  transform: translateY(100%);
  transition: transform 250ms ease;
}

.portfolio-item:hover .portfolio-overlay,
.portfolio-item:focus-within .portfolio-overlay{
  transform: translateY(0);
}

.portfolio-content{
  padding: 20px 24px;
  border: 1px solid #eeeeee;
  border-top: none;
}

.backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  padding: 20px;
  background-color: rgba(46, 47, 66, 0.4);
  opacity: 1;
  visibility: visible;
  overflow-y: auto;
  transition: opacity 250ms ease, visibility 250ms ease;
}

.backdrop.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.no-scroll {
  overflow: hidden;
}

.modal {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  max-width: 528px;
  min-height: 581px;
  padding: 72px 40px 40px;
  border-radius: 4px;
  background-color: #ffffff;
  transform: translate(-50%, -50%);
  box-shadow:
    0px 1px 3px rgba(0, 0, 0, 0.12),
    0px 1px 1px rgba(0, 0, 0, 0.14),
    0px 2px 1px rgba(0, 0, 0, 0.2);
}

.modal-close-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  background-color: #f5f4fa;
  color: var(--secondlogo-color);
  cursor: pointer;
  transition: background-color 250ms ease, color 250ms ease, border-color 250ms ease;
}

.modal-close-btn:hover,
.modal-close-btn:focus {
  background-color: var(--hover_and_logo-color);
  color: var(--photo_and_h1-color);
  border-color: var(--hover_and_logo-color);
}

.modal-close-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.modal-form {
  display: flex;
  flex-direction: column;
}

.modal-title {
  margin: 0 0 16px;
  text-align: center;
  font-family: "Montserrat", sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--nav_and_h-color);
}

.modal-label {
  display: block;
  margin-bottom: 10px;
}

.modal-wrap {
  position: relative;
  display: block;
}

.modal-text {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  line-height: 1.16;
  color: var(--maintext-color);
}

.modal-input,
.modal-textarea {
  width: 100%;
  border: 1px solid rgba(33, 33, 33, 0.2);
  border-radius: 4px;
  outline: transparent;
  transition: border-color 250ms ease, box-shadow 250ms ease;
}

.modal-input {
  height: 40px;
  padding: 0 16px 0 42px;
}

.modal-textarea {
  min-height: 120px;
  padding: 12px 16px;
  resize: none;
}

.modal-input:hover,
.modal-input:focus,
.modal-textarea:hover,
.modal-textarea:focus {
  border-color: var(--hover_and_logo-color);
  box-shadow: 0px 0px 0px 1px rgba(33, 150, 243, 0.2);
}

.modal-input-icon {
  position: absolute;
  top: 50%;
  left: 16px;
  width: 18px;
  height: 18px;
  fill: var(--nav_and_h-color);
  transform: translateY(-50%);
  pointer-events: none;
  transition: fill 250ms ease;
}

.modal-wrap:hover .modal-input-icon,
.modal-input:focus + .modal-input-icon {
  fill: var(--hover_and_logo-color);
}

.modal-textarea::placeholder {
  color: rgba(117, 117, 117, 0.5);
}

.modal-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 10px 0 24px;
  font-size: 14px;
  color: var(--maintext-color);
}

.modal-checkbox {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--hover_and_logo-color);
}

.modal-policy-link {
  color: var(--hover_and_logo-color);
  text-decoration: underline;
}

.modal-submit-btn {
  min-width: 169px;
  margin: 0 auto;
  padding: 10px 32px;
  border: none;
  border-radius: 4px;
  background-color: var(--hover_and_logo-color);
  color: var(--photo_and_h1-color);
  cursor: pointer;
  transition: background-color 250ms ease, box-shadow 250ms ease;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
}

.modal-submit-btn:hover,
.modal-submit-btn:focus {
  background-color: #188ce8;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.25);
}