.hidden {
  display: none;
}

body {
  font-family: "Roboto", sans-serif;
  color: #434455;
  background-color: #ffffff;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

a {
  text-decoration: none;
}

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

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

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.contacts {
  font-style: normal;
}

.button {
  cursor: pointer;
}

.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;
}

/* common */

.container {
  max-width: 320px;
  width: 100%;
  margin: 0 auto;
  padding: 0 16px;
}

@media screen and (min-width: 768px) {
  .container {
    max-width: 768px;
  }
}

@media screen and (min-width: 1158px) {
  .container {
    max-width: 1158px;
    padding: 0 15px;
  }
}

/* header */

.header {
  border-bottom: 1px solid #e7e9fc;
  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 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-list,
.contacts {
  display: none;
}

.logo {
  font-family: "Raleway", sans-serif;
  color: #2e2f42;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.17;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  display: flex;
  margin-right: 76px;
}

.logo {
  padding: 16px 0;
  display: block;
}

.logo-accent {
  color: #4d5ae5;
}

.burger-btn {
  cursor: pointer;
  padding: 0;
  border: none;
  background-color: transparent;
}

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

@media screen and (min-width: 768px) {
  .burger-btn {
    display: none;
  }

  .nav-link {
    position: relative;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.02em;
    color: #2e2f42;
    text-decoration: none;
    display: block;
    padding: 24px 0;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .nav-link.current {
    color: #404bbf;
  }
  .nav-link.current::after {
    position: absolute;
    left: 0;
    bottom: -1px;
    content: "";
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background-color: #404bbf;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 40px;
  }

  .logo {
    padding: 24px 0;
    margin-right: 120px;
  }

  .contacts {
    font-style: normal;
    display: block;
    margin-left: auto;
  }

  .contacts-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .nav {
    display: flex;
    align-items: center;
  }

  .contacts-link {
    color: #434455;
    font-size: 12px;
    line-height: 1.17;
    letter-spacing: 0.04em;
    text-decoration: none;
    font-style: normal;

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

  .nav-link:hover,
  .nav-link:focus,
  .contacts-link:hover,
  .contacts-link:focus {
    color: #404bbf;
  }
}

@media screen and (min-width: 1158px) {
  .logo {
    margin-right: 76px;
  }

  .contacts-list {
    align-items: center;
    flex-direction: row;
    gap: 40px;
  }

  .contacts-link {
    padding: 24px 0;
    font-size: 16px;
    line-height: 1.5;
    letter-spacing: 0.02em;
  }
}

/* hero */

.hero {
  background-color: #2e2f42;
  padding: 72px 0;
  background-image:
    linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
    url("../images/Dark-bg.jpg");

  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;

  max-width: 428px;
  margin: 0 auto;
}

@media screen and (max-width: 767px) and (min-resolution: 192dpi) {
  .hero {
    background-image:
      linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
      url("../images/Dark-bg@2x.jpg");
  }
}

.hero-title {
  color: #ffffff;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;

  max-width: 216px;
  margin-bottom: 72px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.hero-btn {
  display: block;
  min-width: 169px;
  height: 56px;
  border: none;
  background-color: #4d5ae5;
  color: #ffffff;
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  border-radius: 4px;
  margin: 0 auto;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-btn {
  cursor: pointer;
  background-color: #4d5ae5;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

@media screen and (min-width: 768px) {
  .hero {
    padding: 112px 0;
    background-image:
      linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
      url("../images/hero-tablet.jpg");
    max-width: 768px;
  }

  @media (min-resolution: 192dpi) {
    .hero {
      background-image:
        linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
        url("../images/hero-tablet@2x.jpg");
    }
  }

  .hero-title {
    font-size: 56px;
    line-height: 1.07;
    max-width: 496px;
    margin-bottom: 36px;
  }
}

@media screen and (min-width: 1158px) {
  .hero {
    padding: 188px 0;
    max-width: 1440px;
    background-image:
      linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
      url("../images/people-office-10.jpg");
  }

  @media (min-resolution: 192dpi) {
    .hero {
      background-image:
        linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
        url("../images/people-office-10@2x.jpg");
    }
  }

  .hero-title {
    margin-bottom: 48px;
  }
}

/* features */

.features {
  padding: 96px 0;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 72px;
}

.feature-icon-container {
  display: none;
}

.features-subtitle {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  text-align: center;
  color: #2e2f42;
  margin-bottom: 8px;
}

.features-text {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #434455;
}

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

  .features-item {
    width: calc((100% - 24px) / 2);
  }

  .features-subtitle {
    text-align: left;
  }
}

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

  .features-item {
    width: calc((100% - 72px) / 4);
  }

  .feature-icon-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 112px;
    background-color: #f4f4fd;
    border-radius: 4px;
    border: 1px solid #8e8f99;
    margin-bottom: 8px;
  }

  .features-subtitle {
    font-weight: 500;
    font-size: 20px;
    line-height: 1.2;
  }

  .features-text {
    font-weight: 400;
  }
}

/* team */

.team {
  background-color: #f4f4fd;
  padding: 96px 0;
}

.team-title {
  font-size: 36px;
  line-height: 1.11;
  text-align: center;
  letter-spacing: 0.02em;
  color: #2e2f42;

  margin-bottom: 72px;

  text-transform: capitalize;
}

.team-list {
  display: flex;
  flex-direction: column;
  gap: 72px;
  align-items: center;
}

.team-item {
  background-color: #ffffff;
  width: 264px;
  border-radius: 0px 0px 4px 4px;
  box-shadow:
    0px 2px 1px 0px rgba(46, 47, 66, 0.08),
    0px 1px 1px 0px rgba(46, 47, 66, 0.16),
    0px 1px 6px 0px rgba(46, 47, 66, 0.08);
}

.team-card-content {
  padding: 32px 0;
  text-align: center;
}

.team-subtitle {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #2e2f42;
  margin-bottom: 8px;
}

.team-text {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #434455;
  margin-bottom: 8px;
}

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

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

.team-social-link {
  width: 100%;
  height: 100%;
  background-color: #4d5ae5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.team-social-link:hover,
.team-social-link:focus {
  background-color: #404bbf;
}

.team-social-icon {
  fill: #f4f4fd;
}

@media screen and (min-width: 768px) {
  .team-list {
    flex-direction: row;
    flex-wrap: wrap;
    column-gap: 24px;
    row-gap: 64px;
    justify-content: center;
  }
}

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

  .team-list {
    gap: 24px;
  }
}

/* portfolio */

.portfolio {
  padding: 96px 0;
  text-align: center;
}
.portfolio-title {
  font-size: 36px;

  line-height: 1.11111;
  letter-spacing: 0.02em;
  text-align: center;
  color: #2e2f42;

  margin-bottom: 72px;
}

.portfolio-list {
  display: flex;
  flex-direction: column;
  gap: 48px;
  align-items: center;
}

.portfolio-img {
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item {
  width: 288px;
  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-thumb {
  position: relative;
  overflow: hidden;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #4d5ae5;
  transform: translateY(100%);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

.portfolio-overlay-text {
  position: absolute;
  text-align: left;

  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #f4f4fd;

  width: 100%;
  height: 100%;

  padding: 40px 32px;
}

.project-card-content {
  display: flex;
  border: 1px solid #e7e9fc;
  border-top: none;

  padding-block: 32px;
  padding-inline: 16px;

  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.portfolio-subtitle {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #2e2f42;
}

.portfolio-text {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #434455;
}

@media screen and (min-width: 768px) {
  .portfolio {
    padding: 96px 0;
  }

  .portfolio-list {
    flex-direction: row;
    flex-wrap: wrap;
    column-gap: 24px;
    row-gap: 72px;
    align-items: stretch;
  }

  .portfolio-item {
    width: calc((100% - 24px) / 2);
  }
}

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

  .portfolio-item {
    width: calc((100% - 48px) / 3);
    box-shadow: none;
  }

  .portfolio-item:hover {
    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);

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

/* footer */

.footer {
  background-color: #2e2f42;
  padding: 96px 0;
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 72px;
}

.footer-logo {
  font-family: "Raleway", sans-serif;
  display: inline-block;
  margin-bottom: 16px;
  color: #4d5ae5;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.16667;
  letter-spacing: 0.03em;
  text-transform: uppercase;

  margin-bottom: 16px;
}

.footer-logo-span {
  color: #f4f4fd;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.16667;
  text-transform: uppercase;
}

.logo-light {
  color: #f4f4fd;
}

.footer-text {
  color: #f4f4fd;
  line-height: 1.5;
  letter-spacing: 0.02em;
  max-width: 288px;
  text-align: left;
}

.footer-social-title {
  font-weight: 500;
  margin-bottom: 16px;
  line-height: 1.5;
  color: #ffffff;
  text-align: center;
}

.footer-social-list {
  display: flex;
  gap: 16px;
}

.footer-social-icon {
  fill: #f4f4fd;
}

.footer-social-link {
  width: 40px;
  height: 40px;
  background-color: #4d5ae5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-social-link:hover,
.footer-social-link:focus {
  background-color: #31d0aa;
}

.footer-subscribe-title {
  font-weight: 500;
  font-size: 16px;

  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #fff;
  margin-bottom: 16px;
}

.footer-subscribe-input {
  cursor: pointer;

  width: 288px;
  height: 40px;
  border: 1px solid #ffffff;
  background-color: transparent;
  border-radius: 4px;
  padding-left: 16px;
  color: #ffffff;

  font-size: 12px;
  line-height: 2;
  letter-spacing: 0.04em;

  filter: drop-shadow(0px 4px 4px rgba(0, 0, 0, 0.15));
  transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-subscribe-input:hover {
  border-color: #31d0aa;
}

.footer-subscribe-input:focus {
  border-color: #31d0aa;
  outline: none;
}

.footer-subscribe-input::placeholder {
  color: #ffffff;
}

.footer-subscribe-btn {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;

  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;

  min-width: 165px;
  height: 40px;

  margin: 0 auto;
  margin-top: 16px;

  background-color: #4d5ae5;
  border: none;
  border-radius: 4px;
  color: #ffffff;

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

.footer-subscribe-icon {
  margin-left: 16px;
  fill: #ffffff;
}

.footer-subscribe-btn:hover,
.footer-subscribe-btn:focus {
  background-color: #31d0aa;
}

@media screen and (min-width: 768px) {
  .footer-container {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 72px 24px;
    width: 584px;
    text-align: left;
  }

  .footer-logo-box,
  .footer-social-box {
    text-align: left;
  }

  .footer-logo {
    display: inline-block;
  }

  .footer-text {
    margin: 0;
    max-width: 264px;
  }

  .footer-social-title,
  .footer-subscribe-title {
    text-align: left;
  }

  .footer-subscribe-form {
    display: flex;
    gap: 24px;
  }
  .footer-subscribe-input {
    width: 264px;
  }

  .footer-subscribe-btn {
    margin: 0;
  }
}

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

  .footer-container {
    width: auto;
    display: flex;
    flex-wrap: nowrap;
    align-items: baseline;
    justify-content: flex-start;

    margin: 0 auto;
    padding: 0 15px;
  }

  .footer-logo-wrap {
    margin-right: 120px;
    flex-basis: 264px;
    flex-shrink: 0;
  }

  .footer-text {
    width: 264px;
    text-align: left;
    margin: 0;
  }

  .footer-social-wrap {
    margin-right: 80px;
  }

  .footer-subscribe-btn {
    margin: 0;
  }

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

/* mobile-menu */

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #fff;

  transform: translateX(100%);

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

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

.mobile-menu.is-open {
  transform: translateX(0);

  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu-container {
  position: relative;
  padding-top: 72px;
  padding-bottom: 40px;

  display: flex;
  flex-direction: column;
  height: 100%;
}

.mobile-menu-close {
  cursor: pointer;
  position: absolute;
  top: 24px;
  right: 24px;
  width: 24px;
  height: 24px;

  border-radius: 100%;

  display: flex;
  align-items: center;
  justify-content: center;

  background-color: #e7e9fc;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 0px;

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

.mobile-menu-close:hover,
.mobile-menu-close:focus {
  background-color: #404bbf;
  border: none;
}

.mobile-menu-close:hover .mobile-menu-close-icon,
.mobile-menu-close:focus .mobile-menu-close-icon {
  fill: #ffffff;
}

.mobile-menu-nav {
  margin-bottom: auto;
}

.mobile-menu-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.mobile-nav-link {
  position: relative;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11111;
  letter-spacing: 0.02em;
  color: #2e2f42;
  text-decoration: none;
  display: block;

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

.mobile-nav-link:hover,
.mobile-nav-link:focus {
  color: #4d5ae5;
}

.contacts-menu-link {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 24px;
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #434455;
  text-decoration: none;
}

.contacts-menu-item:first-child .contacts-menu-link {
  color: #4d5ae5;
}

.contacts-menu {
  font-style: normal;
  margin-bottom: 48px;
}

.contacts-menu-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contacts-menu-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 0;
  margin: 0;
}

.contacts-menu-link:hover,
.contacts-menu-link:focus {
  color: #4d5ae5;
}

.mobile-social-list {
  display: flex;
  gap: 40px;
}

.mobile-social-link {
  width: 40px;
  height: 40px;
  background-color: #4d5ae5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;

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

.mobile-social-icon {
  fill: #f4f4fd;
}

.mobile-social-link:hover,
.mobile-social-link:focus {
  background-color: #404bbf;
}

@media screen and (min-width: 768px) {
  .mobile-menu {
    display: none;
  }
}

/* backdrop */

.backdrop {
  position: fixed;
  top: 0;
  left: 0;

  width: 100%;
  height: 100%;

  background-color: rgba(46, 47, 66, 0.4);

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

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

.backdrop.is-hidden .modal {
  transform: translate(-50%, -50%) scale(0) rotate(-360deg);
  opacity: 0;
}

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

.modal {
  position: absolute;
  top: 50%;
  left: 50%;

  transform: translate(-50%, -50%) scale(1) rotate(0);
  opacity: 1;

  transition:
    transform 500ms cubic-bezier(0.4, 0, 0.2, 1),
    opacity 500ms cubic-bezier(0.4, 0, 0.2, 1);

  width: 288px;
  min-height: 623px;
  border-radius: 4px;

  box-shadow:
    0 1px 1px 0 rgba(0, 0, 0, 0.14),
    0 1px 3px 0 rgba(0, 0, 0, 0.12),
    0 2px 1px 0 rgba(0, 0, 0, 0.2);
  background-color: #fcfcfc;

  padding: 72px 16px 24px 16px;
}

.backdrop:not(.is-open) .modal {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.5);
}

.modal-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 24px;
  height: 24px;

  border-radius: 100%;

  display: flex;
  align-items: center;
  justify-content: center;

  background-color: #e7e9fc;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 0px;

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

.modal-close-btn:hover,
.modal-close-btn:focus {
  background-color: #404bbf;
  border: none;
}

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

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

.modal-close-icon {
  fill: #2e2f42;
  transition: fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-title {
  display: block;

  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
  letter-spacing: 0.02em;

  color: #2e2f42;

  margin-bottom: 16px;
}

.modal-input {
  width: 100%;
  height: 40px;
  border: 1px solid rgba(46, 47, 66, 0.4);
  border-radius: 4px;
  background-color: transparent;
  padding-left: 38px;
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
  transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-input,
.modal-comment-text {
  width: 100%;
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;

  color: #2e2f42;

  border: 1px solid rgba(46, 47, 66, 0.4);
  border-radius: 4px;
  background-color: transparent;
  transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-input::placeholder,
.modal-comment-text::placeholder {
  color: rgba(46, 47, 66, 0.4);
}

.modal-input:focus {
  outline: transparent;
  border: 1px solid #4d5ae5;
}

.modal-input:focus + .modal-field-icon {
  fill: #4d5ae5;
}

.modal-input,
.modal-field-icon {
  transition:
    border-color 250ms cubic-bezier(0.4, 0, 0.2, 1),
    fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-input:focus,
.modal-comment-text:focus {
  outline: transparent;
  border-color: #4d5ae5;
}
.modal-field-wrapper {
  position: relative;
}

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

.modal-field-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  fill: #2e2f42;
  transition: fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-comment-text {
  display: block;
  height: 120px;
  padding: 8px 16px;
  resize: none;
  outline: transparent;
}

.modal-comment-text:focus {
  border-color: #4d5ae5;
}

.modal-label {
  display: block;

  font-size: 12px;
  line-height: 1.16667;
  letter-spacing: 0.04em;

  color: #8e8f99;

  margin-bottom: 4px;
}

@media screen and (min-width: 768px) {
  .backdrop.is-hidden .modal {
    transform: translate(-50%, -50%) scale(0) rotate(-360deg);
    opacity: 0;
  }

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

  .modal {
    width: 408px;
    min-height: 584px;
    border-radius: 4px;
  }

  .backdrop:not(.is-open) .modal {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.5);
  }

  .modal-close-btn:hover,
  .modal-close-btn:focus {
    background-color: #404bbf;
    border: none;
  }

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

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

  .modal-title {
    display: block;

    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-size: 16px;
    line-height: 1.5;
    text-align: center;
    letter-spacing: 0.02em;

    color: #2e2f42;

    margin-bottom: 16px;
  }

  .modal-input,
  .modal-comment-text {
    width: 100%;
    font-size: 12px;
    line-height: 1.17;
    letter-spacing: 0.04em;

    color: #2e2f42;

    border: 1px solid rgba(46, 47, 66, 0.4);
    border-radius: 4px;
    background-color: transparent;
    transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .modal-input::placeholder,
  .modal-comment-text::placeholder {
    color: rgba(46, 47, 66, 0.4);
  }

  .modal-input:focus {
    outline: transparent;
    border: 1px solid #4d5ae5;
  }

  .modal-input:focus + .modal-field-icon {
    fill: #4d5ae5;
  }

  .modal-input,
  .modal-field-icon {
    transition:
      border-color 250ms cubic-bezier(0.4, 0, 0.2, 1),
      fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .modal-input:focus,
  .modal-comment-text:focus {
    outline: transparent;
    border-color: #4d5ae5;
  }
  .modal-field-wrapper {
    position: relative;
  }

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

  .modal-comment-text {
    display: block;
    height: 120px;
    padding: 8px 16px;
    resize: none;
    outline: transparent;
  }

  .modal-comment-text:focus {
    border-color: #4d5ae5;
  }
}

/* checkbox */

.custom-checkbox {
  cursor: pointer;
  width: 16px;
  height: 16px;
  border: 1px solid rgba(46, 47, 66, 0.4);
  border-radius: 2px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  fill: transparent;

  margin-right: 8px;
  flex-shrink: 0;
  transition:
    background-color 250ms cubic-bezier(0.4, 0, 0.2, 1),
    border 250ms cubic-bezier(0.4, 0, 0.2, 1),
    fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.custom-checkbox-icon {
  fill: #f4f4fd;
  opacity: 0;
  transition: opacity 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-check-input:checked + .modal-check-label .custom-checkbox-icon {
  opacity: 1;
}

.modal-check-input:checked + .modal-check-label > .custom-checkbox {
  background-color: #404bbf;
  border: none;
  fill: #f4f4fd;
}

.modal-check-label {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;

  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
  color: #8e8f99;
}

.modal-check-field {
  margin-bottom: 24px;
  margin-top: 16px;
  margin-left: 0;
}

.privacy-link {
  color: #4d5ae5;
  text-decoration: underline;
  text-decoration-skip-ink: none;
}

.modal-button {
  display: block;
  margin: 0 auto;

  min-width: 169px;
  height: 56px;

  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: #ffffff;

  background-color: #4d5ae5;
  border: none;
  border-radius: 4px;
  cursor: pointer;

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

.modal-button:hover,
.modal-button:focus {
  background-color: #404bbf;

  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
}

@media screen and (min-width: 768px) {
  .custom-checkbox-icon {
    fill: #f4f4fd;
    opacity: 0;
    transition: opacity 250ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .modal-check-input:checked + .modal-check-label .custom-checkbox-icon {
    opacity: 1;
  }

  .modal-check-input:checked + .modal-check-label > .custom-checkbox {
    background-color: #404bbf;
    border: none;
    fill: #f4f4fd;
  }

  .modal-check-label {
    display: flex;
    align-items: center;
    font-size: 12px;
    line-height: 1.17;
    letter-spacing: 0.04em;
    color: #8e8f99;
  }

  .modal-check-field {
    margin-bottom: 24px;
    margin-top: 16px;
    margin-left: 0;
  }

  .privacy-link {
    color: #4d5ae5;
    text-decoration: underline;
  }

  .modal-button:hover,
  .modal-button:focus {
    background-color: #404bbf;

    box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
  }
}