/* ======================================= */
/* ============ Root Variables =========== */
/* ======================================= */

:root {
  --iris: #4d5ae5;
  --ocean: #404bbf;
  --navy-blue: #2e2f42;
  --green: #31d0aa;
  --slate: #434455;
  --light-slate: #8e8f99;
  --cornflower: #e7e9fc;
  --cloud: #f4f4fd;
  --navy-blue-modal: rgba(46, 47, 66, 0.4);
  --grey: rgba(46, 47, 66, 0.7);
  --white: #fff;
  --dairy: #fcfcfc;
}

/* ======================================= */
/* =============== Reset ================= */
/* ======================================= */

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

body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.5;
  font-size: 16px;
  letter-spacing: 0.02em;
  font-style: normal;
  color: var(--slate);
  background-color: var(--white);
}

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

h1,
h2,
h3,
h4,
h5,
h6,
p,
ul {
  margin: 0;
  padding: 0;
  font-weight: normal;
  list-style: none;
}

img {
  display: block;
}

/* ======================================= */
/* =========== Layout Utilities ========== */
/* ======================================= */

.container {
  max-width: 1158px;
  display: flex;
  justify-content: center;
  margin: 0 auto;
}

.section {
  padding: 120px 0;
  max-width: 1440px;
}

.section__title {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  text-transform: capitalize;
  text-align: center;
}

.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;
}

.list {
  display: flex;
  flex-direction: row;
}

.icon {
  width: 16px;
  height: 16px;
  fill: var(--cloud);
}

/* ======================================= */
/* =============== Header ================ */
/* ======================================= */

.page-header {
  border-bottom: 1px solid var(--cornflower);
  box-shadow:
    0 1px 6px 0 rgba(46, 47, 66, 0.08),
    0 1px 1px 0 rgba(46, 47, 66, 0.16),
    0 2px 1px 0 rgba(46, 47, 66, 0.08);
  background: var(--white);
}

.page-header .container {
  flex-direction: row;
  justify-content: space-between;
  padding: 0 15px;
}

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

.main-nav .list,
.menu-nav--contact-position.list {
  gap: 40px;
}

.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(--iris);
  display: inline-block;
}

.main-nav .logo {
  margin-right: 76px;
  position: relative;
}

.logo-style {
  color: var(--navy-blue);
}

.menu-nav__link {
  display: block;
  position: relative;
  color: var(--navy-blue);
  font-weight: 500;
  transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.menu-nav__link:hover,
.menu-nav__link:focus {
  color: var(--ocean);
}

.menu-nav__item {
  position: relative;
  padding: 24px 0;
}

.menu-nav__item.active {
  position: relative;
}

.menu-nav__item.active a {
  color: var(--ocean);
}

.active a::after {
  position: absolute;
  content: '';
  display: block;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: var(--ocean);
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.address {
  display: flex;
  justify-content: center;
  align-items: center;
  font-style: normal;
}

.contact {
  color: var(--slate);
  cursor: pointer;
  transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.contact:hover,
.contact:focus {
  color: var(--ocean);
}

/* ======================================= */
/* ================ Hero ================= */
/* ======================================= */

.hero.section {
  padding: 188px 0;
  background: var(--navy-blue);
  background-image:
    linear-gradient(rgba(46, 47, 66, 0.7), rgba(46, 47, 66, 0.7)),
    url('../images/people-office.jpg');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.hero .container {
  gap: 48px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.hero__title {
  max-width: 496px;
  font-weight: 700;
  font-size: 56px;
  line-height: 1.07;
  letter-spacing: 0.02em;
  text-align: center;
  color: var(--white);
}

.btn-order {
  min-width: 169px;
  height: 56px;
  padding: 16px 32px;
  font-family: 'Roboto', sans-serif;
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--white);
  background-color: var(--iris);
  border: none;
  border-radius: 4px;
  box-shadow: 0 4px 4px rgba(0, 0, 0, 0.15);
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

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

/* ======================================= */
/* ============== Features =============== */
/* ======================================= */

.features__list {
  margin: 0 auto;
  gap: 24px;
  justify-content: space-between;
}

.features__item {
  flex-basis: calc((100% - 72px) / 4);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.features__icon {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 264px;
  height: 112px;
  margin-bottom: 8px;
  border: 1px solid var(--light-slate);
  border-radius: 4px;
  background: var(--cloud);
}

.features__title {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--navy-blue);
  margin-bottom: 8px;
}

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

/* ======================================= */
/* ================ Team ================= */
/* ======================================= */

.team.section {
  background: var(--cloud);
  color: var(--navy-blue);
}

.team .container {
  flex-direction: column;
}

.team .section__title {
  margin-bottom: 72px;
}

.team__list {
  gap: 24px;
  justify-content: space-between;
  margin: auto 0;
}

.team__item {
  width: calc((100% - 72px) / 4);
  background: var(--white);
  border-radius: 0 0 4px 4px;
  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);
  text-align: center;
}

.team__item img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-top-left-radius: 4px;
  border-top-right-radius: 4px;
}

.team__item-wrap {
  padding: 32px 0;
}

.team--member {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.team--position {
  color: var(--slate);
}

.social__list {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  width: 100%;
  gap: 24px;
  margin-top: 8px;
}

.social__item {
  width: 40px;
  height: 40px;
}

.social__link {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  width: 100%;
  height: 100%;
  background-color: var(--iris);
  border-radius: 50%;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.team__item:hover .social__link,
.team__item:focus .social__link {
  background-color: var(--ocean);
}

.social__link:hover,
.social__link:focus,
.social__link:active {
  background-color: var(--ocean);
}

/* ======================================= */
/* ============== Portfolio ============== */
/* ======================================= */

.portfolio.section {
  color: var(--navy-blue);
}

.portfolio .container {
  flex-direction: column;
}

.portfolio .section__title {
  margin-bottom: 72px;
}

.portfolio__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  row-gap: 48px;
  column-gap: 24px;
  margin: auto 0;
  padding: 0;
}

.portfolio__item {
  width: calc((100% - 48px) / 3);
  background-color: var(--white);
  border: 1px solid var(--cornflower);
  transition: box-shadow 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio__img-wrapper {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.portfolio__description-overlay {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 40px 32px;
  background-color: var(--iris);
  transform: translateY(100%);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--cloud);
}

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

.portfolio__item:hover .portfolio__description-overlay,
.portfolio__item:focus .portfolio__description-overlay {
  transform: translateY(0%);
}

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

.portfolio__item img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

.portfolio__item-wrap {
  padding: 32px 16px;
  text-align: start;
  border-bottom: 1px solid var(--cornflower);
  border-left: 1px solid var(--cornflower);
  border-right: 1px solid var(--cornflower);
}

.portfolio--project {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.portfolio--field {
  color: var(--slate);
}

/* ======================================= */
/* ================ Footer =============== */
/* ======================================= */

.footer {
  padding: 100px 0;
  max-width: 1440px;
  background: var(--navy-blue);
}

.footer .container {
  justify-content: start;
  align-items: baseline;
  margin-right: 120px;
}

.footer__column1 {
  margin-right: 120px;
}

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

.footer .logo-style {
  color: var(--cloud);
}

.footer__list--social {
  gap: 16px;
}

.footer__title {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--white);
  margin-bottom: 16px;
}

.footer__text {
  max-width: 264px;
  color: var(--cloud);
}

.footer .social__link:hover,
.footer .social__link:focus {
  background-color: var(--green);
}