:root {
  /* colors */
  --primary-brand: #4d5ae5;
  --pressed-state: #404bbf;

  --dark: #2e2f42;
  --success: #31d0aa;
  --text: #434455;
  --subtle-text: #8e8f99;
  --accent: #e7e9fc;
  --light: #f4f4fd;

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

  --hero-background: rgba(46, 47, 66, 0.7);
  --white-background: #ffffff;
  /* colors end */
}

body {
  font-family: "Roboto", sans-serif;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 2%;
  color: var(--text);
}

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

ul,
ol {
  margin: 0;
  padding-left: 0;
  list-style-type: none;
}

a {
  text-decoration: none;
}

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

h1 {
  font-weight: bold;
  font-size: 56px;
  line-height: 60px;
}

h2 {
  font-weight: bold;
  font-size: 36px;
}

h3 {
  font-weight: 500;
  font-size: 20px;
}

a {
  text-decoration: none;
}

li {
  list-style: none;
}

.small-text {
  font-size: 14px;
  letter-spacing: 4%;
}

.medium-text {
  font-weight: 500;
  font-size: 16px;
  line-height: 24px;
}

#order-service-modal:checked ~ .backdrop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

header {
  background-color: var(--white-background);
  border-bottom: var(--accent);
  padding: 24px 0;
}

.container {
  width: 100%;
  max-width: 1158px;
  margin: 0 auto;
}

.header-container {
  display: flex;
  align-items: center;
  position: relative;
}

.logo {
  font-family: "Raleway", sans-serif;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.17;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--primary-brand);
}

.header-logo {
  padding: 24px 0;
  margin-right: 76px;
}

.header-logo .logo-part {
  color: var(--dark);
}

.header-left {
  display: flex;
  flex: 1;
  justify-content: left;
}

.header-left .navbar,
.header-left .navbar ul {
  display: flex;
  align-items: center;
  gap: 40px;
}

.header-left .navbar-link {
  color: var(--dark);
  letter-spacing: 2%;
  transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header-left .current-link {
  position: relative;
  color: var(--pressed-state);
}

.header-left .current-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 4px;
  background-color: var(--pressed-state);
  border-radius: 2px;
  transition: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header-left .navbar-link:hover,
.header-left .navbar-link:active {
  color: var(--pressed-state);
}

.header-right address {
  font-style: normal;
  color: var(--text);
}

.header-right .address-list {
  display: flex;
  align-items: center;
  gap: 40px;
}

.header-right .address-link {
  line-height: 24px;
  color: inherit;
}

.header-right .address-link:hover {
  color: var(--pressed-state);
}

.mobile-container {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: fixed;
  height: 100vh;
  top: 0;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: var(--white-background);
  padding: 72px 20px 40px 40px;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms cubic-bezier(0.4, 0, 0.2, 1),
    visibility 250ms cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
}

.mobile-toggle:checked ~ .mobile-container {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-btn {
  position: relative;
  z-index: 1000;
  width: 32px;
  height: 32px;
  border: none;
  background: none;
}

.mobile-toggle:checked ~ header .header-logo {
  display: none;
  background-color: var(--white-background);
}

.mobile-menu-icon.icon-open {
  display: block;
}

.mobile-menu-icon.icon-close {
  display: none;
}

.mobile-toggle:checked ~ .mobile-menu-btn .icon-open {
  display: none;
}

.mobile-toggle:checked ~ .mobile-menu-btn .icon-close {
  display: block;
  padding: 8px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  fill: var(--dark);
  position: fixed;
  z-index: 9999;
}

.button {
  padding: 16px 32px;
  border: none;
  border-radius: 4px;
  font-weight: 500;
  letter-spacing: 4%;
  line-height: 24px;
  cursor: pointer;
  width: 169px;
  height: 56px;
  margin: 0 auto;
}

.button-primary {
  background-color: var(--primary-brand);
  color: var(--white-background);
}

.button-primary:hover {
  background-color: var(--pressed-state);
}

#our-team {
  text-align: center;
  background-color: var(--light);
  gap: 32px;
}

.hero-section {
  background-color: var(--dark);
  color: var(--white-background);
  padding: 188px 0;
  background-image: linear-gradient(
      to bottom,
      rgba(46, 47, 66, 0.7),
      rgba(46, 47, 66, 0.7)
    ),
    url(../images/people-office.jpg);
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}

.hero-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 40px;
  text-align: center;
  max-width: 1440px;
}

#features {
  padding: 120px 0;
}

.feature-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.features-list {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 1128px;
}

.features-list li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  width: calc((100% - 3 * 24px) / 4);
  height: 104px;
}

.icon-container {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--light);
  border: 1px solid var(--subtle-text);
  border-radius: 4px;
  flex-basis: calc((100% - 3 * 24px) / 4);
  height: 112px;
  margin-bottom: 8px;
  padding: 48px 0px;
}

#our-team {
  padding: 80px 0;
}

.our-team-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 80px;
}

.our-team-list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
}

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

.team-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.our-team-icons-list {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.our-team-icon {
  width: 40px;
  height: 40px;
}

.our-team-icon a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  background-color: var(--primary-brand);
  border-radius: 50% 50%;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  fill: var(--light);
}

.our-team-icon a:hover {
  background-color: var(--pressed-state);
}

#our-team h2 {
  display: inline-block;
  width: 162px;
  height: 40px;
}

.team {
  background-color: var(--white-background);
  width: 264px;
  text-align: center;
  border-radius: 4px;
  padding-bottom: 32px;
  box-shadow: 0px 2px 1px 0px rgba(46, 47, 66, 0.08);
}

.team h3 {
  line-height: 24px;
}

#our-portfolio {
  padding: 120px 0;
}

.our-portfolio-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 80px;

  text-align: center;
}

.portfolio {
  text-align: left;
  height: 420;
  transition: box-shadow 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

.our-portfolio-list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  column-gap: 24px;
  row-gap: 48px;
}

.portfolio-image {
  width: 100%;
  height: auto;
  position: relative;
  overflow: hidden;
}

.portfolio:hover .portfolio-image-text,
.portfolio:active .portfolio-image-text {
  transform: translateY(0%);
}

.portfolio-image-text {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  transform: translateY(100%);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
  padding: 40px 32px;
  color: var(--light);
  background-color: var(--primary-brand);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.portfolio-text {
  width: 100%;

  padding: 32px 16px;
  border-left: 1px solid;
  border-right: 1px solid;
  border-bottom: 1px solid;
  border-color: var(--accent);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#footer {
  padding: 100px 0;
  color: var(--light);
  background-color: var(--dark);
}

.footer-logo .logo-part {
  color: var(--light);
}

.footer-container {
  display: flex;
  gap: 150px;
  align-items: start;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 264px;
}

.footer-left-info {
  line-height: 24px;
  letter-spacing: 0.02em;
  width: 264px;
}

.footer-middle {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-middle p {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--light);
}

.footer-middle ul {
  display: flex;
  gap: 16px;
}

.footer-middle ul li {
  width: 40px;
  height: 40px;
}

.footer-middle ul li a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  background-color: var(--primary-brand);
  border-radius: 50% 50%;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  fill: var(--light);
}

.footer-middle ul li a:hover {
  background-color: var(--pressed-state);
}

.footer-right {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  width: 453px;
  gap: 20px;
}

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

.footer-right p {
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: 2%;
}

.footer-right input {
  border: 1px solid var(--white-background);
  background-color: transparent;
  border-radius: 4px;
  width: 264px;
  padding: 14px 0 14px 16px;
  color: var(--white-background);
}

.footer-right input::placeholder {
  color: var(--white-background);
  font-weight: 400;
  font-size: 12px;
  line-height: 24px;
  letter-spacing: 4%;
}

.footer-right button {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;

  width: 165px;
  padding: 8px 24px;
  border-radius: 4px;
  background-color: var(--primary-brand);
  color: var(--white-background);
  border: none;
}

.backdrop {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.5);

  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;

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

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

.modal {
  position: relative;
  background-color: var(--white-background);
  padding: 0 24px;
  max-width: 408px;
  width: 100%;
  border-radius: 5px;
}

.modal-form-close-button {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background-color: var(--accent);
  cursor: pointer;

  position: absolute;
  top: 24px;
  right: 24px;

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

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

.modal-form-close-button:hover {
  background-color: var(--pressed-state);
  fill: var(--white-background);
}

.modal-form-title {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 24px;
  text-align: center;
  color: var(--dark);
  padding-top: 72px;
  margin-bottom: 16px;
}

.modal-form {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  max-width: 360px;
  width: 100%;
}

.modal-form-box {
  margin-bottom: 8px;
  width: 100%;
}

.modal-form-label {
  font-size: 12px;
  font-weight: 400;
  line-height: 14px;
  color: var(--subtle-text);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.modal-form-input-container {
  position: relative;
  width: 100%;
}

.modal-form-input {
  height: 40px;
  border: 1px solid var(--text);
  border-radius: 4px;
  padding-left: 38px;
  width: 100%;
}

.modal-form-input:focus {
  border: 1px solid var(--pressed-state);
  outline: none;
}

.form-modal-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  fill: var(--text);
  transition: fill 250ms ease;
}

.modal-form-input-container:focus-within .form-modal-icon {
  fill: var(--pressed-state);
}

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

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

.modal-form-textarea {
  width: 100%;
  resize: none;
  height: 120px;
  border-radius: 4px;
  border: 1px solid rgba(46, 47, 66, 0.4);
  margin-bottom: 16px;
  padding-left: 16px;
  padding-top: 8px;
}

.modal-form-textarea::placeholder {
  font-size: 12px;
  color: rgba(46, 47, 66, 0.4);
  letter-spacing: 0.04em;
  line-height: 14px;
}

.modal-form-textarea:focus {
  border: 1px solid var(--pressed-state);
  outline: none;
}

.modal-form-checkbox-container {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
}

.modal-checkbox {
  position: relative;
  width: 16px;
  height: 16px;
}

.modal-form-policy {
  color: var(--subtle-text);
  font-size: 12px;
  line-height: 14px;
  letter-spacing: 0.04em;
}

.modal-form-button {
  background-color: var(--primary-brand);
  color: var(--light);
  width: 169px;
  height: 56px;
  border-radius: 4px;
  padding: 16px 32px;
  margin: 24px auto;
  border: none;
  cursor: pointer;
}

.modal-form-button:hover {
  opacity: 0.9;
  cursor: pointer;
}

@media (min-width: 767px) {
  .mobile-menu-btn,
  .mobile-container {
    display: none;
  }
}

@media (min-width: 320px) and (max-width: 767px) {
  header {
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-toggle:checked ~ .header-logo {
    display: none;
  }

  .container {
    max-width: 767px;
    width: 100%;
    padding: 0 16px;
  }

  .header-container {
    display: flex;
    justify-content: space-between;
    flex-direction: row-reverse;
    align-items: center;
  }

  .header-left,
  .header-right {
    display: none;
  }

  .mobile-container nav {
    margin-bottom: 215px;
  }

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

  .mobile-address-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
  }

  .mobile-address-link {
    font-size: 20px;
    font-style: normal;
    color: var(--dark);
    line-height: 24px;
    font-weight: 500;
    letter-spacing: 2%;
  }

  .mobile-navbar-link {
    font-weight: 700;
    font-size: 36px;
    line-height: 40px;
    letter-spacing: 2%;
    color: var(--dark);
  }

  .current-link {
    color: var(--pressed-state);
  }

  .mobile-social-icon {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 50px;
    width: 100%;
  }

  .mobile-social-icon li a {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 8px;
    border-radius: 50%;
    fill: var(--light);
    background-color: var(--primary-brand);
  }

  .hero-section {
    background-color: var(--dark);
    color: var(--white-background);

    background-image: linear-gradient(
        to bottom,
        rgba(46, 47, 66, 0.7),
        rgba(46, 47, 66, 0.7)
      ),
      url("../images/people-office x2.png");

    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    padding: 0px;
  }

  .hero-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 80px;
    margin: 0 auto;
    height: 432px;
  }

  .hero-slogan {
    font-size: 36px;
    font-weight: 700;
    line-height: 40px;
    letter-spacing: 2%;
    width: 216px;
  }

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

  .features-list li {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 767px;
    width: 100%;
  }

  .features-list li h3 {
    font-weight: 700;
    font-size: 36px;
    line-height: 40px;
    letter-spacing: 2%;
    color: var(--dark);
  }

  .features-list li p {
    font-weight: 500;
    font-size: 16px;
    line-height: 24px;
    letter-spacing: 2%;
    color: var(--text);
  }

  .icon-container {
    display: none;
  }

  .our-team-list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 70px;
  }

  .footer-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 70px;
  }

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

  .footer-right form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  .modal {
    max-width: 288px;
    width: 100%;
  }
}

@media (min-width: 768px) and (max-width: 1158px) {
  header {
    height: 72px;
    display: flex;
    align-items: center;
  }

  .container {
    max-width: 1158px;
    width: 100%;
    padding: 0 16px;
  }

  .header-left {
    justify-content: center;
  }

  .header-right .address-list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2px;
  }

  .header-right .address-list li {
    display: flex;
  }

  .hero-section {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 436px;

    background-color: var(--dark);
    color: var(--white-background);

    background-image: linear-gradient(
        to bottom,
        rgba(46, 47, 66, 0.7),
        rgba(46, 47, 66, 0.7)
      ),
      url("../images/people-office.jpg");

    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
  }
  .hero-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 80px;
    margin: 0 auto;
    height: 432px;
  }

  .hero-slogan {
    font-size: 56px;
    font-weight: 700;
    line-height: 60px;
    letter-spacing: 2%;
    width: 496px;
  }

  .features-list {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 72px;
  }

  .features-list li {
    display: flex;
    flex-direction: column;
    align-items: start;
    max-width: 356px;
    flex-basis: calc((100% - 72px) / 2);
    width: 100%;
  }

  .features-list li h3 {
    font-weight: 700;
    font-size: 36px;
    line-height: 40px;
    letter-spacing: 2%;
    color: var(--dark);
  }

  .features-list li p {
    font-weight: 500;
    font-size: 16px;
    line-height: 24px;
    letter-spacing: 2%;
    color: var(--text);
  }

  .icon-container {
    display: none;
  }

  .our-team-list {
    width: 100%;
    max-width: 768px;
    flex-wrap: wrap;
  }

  .team {
    max-width: 264px;
    flex-basis: calc((100% - 30px) / 2);
  }

  .our-portfolio-list {
    max-width: 736px;
    width: 100%;
    flex-wrap: wrap;
  }

  .portfolio {
    max-width: 356px;
    width: 100%;
    flex-basis: calc((100% - 80px) / 2);
  }

  .footer-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    max-width: 768px;
    width: 100%;
    row-gap: 70px;
    column-gap: 30px;

    padding-left: 100px;
    padding-right: 150px;
  }

  .footer-left {
    max-width: 264px;
    width: 100%;
  }

  .footer-middle {
    max-width: 208px;
    width: 100%;
  }

  .footer-right {
    max-width: 453px;
    width: 100%;
  }
}