* {
box-sizing: border-box;
}

body {
font-family: "Roboto", sans-serif;
color: #434455;
background-color: #fff;
}

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

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

a {
text-decoration: none;
display: block;
}

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

/* common */
.container {
max-width: 1158px;
padding: 0 15px;
margin: 0 auto;
}

/* header */
.page-header {
border-bottom: 1px solid #e7e9fc;
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);
}

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

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

.logo {
font-family: "Raleway", sans-serif;
font-weight: 700;
font-size: 18px;
line-height: 1.17;
letter-spacing: 0.03em;
text-transform: uppercase;
color: #4d5ae5;
}

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

.header-logo .logo-part {
color: #2e2f42;
}

.footer-logo .logo-part {
color: #f4f4fd;
}

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

.nav-link {
display: block;
padding: 24px 0;
font-weight: 500;
font-size: 16px;
line-height: 1.5;
letter-spacing: 0.02em;
color: #2e2f42;
transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link.current {
position: relative;
}

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

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

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

.contacts-link {
display: block;
padding: 24px 0;
font-size: 16px;
line-height: 1.5;
letter-spacing: 0.02em;
color: #434455;
transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* hero */
.hero-section {
background-color: #2e2f42;
background-image: linear-gradient(rgba(46, 47, 66, 0.7),
rgba(46, 47, 66, 0.7)),
url(../images/hero-section/people-office.jpg);
background-size: cover;
background-repeat: no-repeat;
background-position: center;
max-width: 1440px;
margin-left: auto;
margin-right: auto;
padding-top: 188px;
padding-bottom: 188px;
}

.hero-title {
font-size: 56px;
line-height: 1.07;
letter-spacing: 0.02em;
text-align: center;
color: #fff;
max-width: 496px;
margin-left:  auto;
margin-right: auto;
}

.hero-button {
background-color: #4d5ae5;
font-weight: 500;
font-size: 16px;
line-height: 1.5;
letter-spacing: 0.04em;
color: #fff;
cursor: pointer;
display: block;
border: none;
border-radius: 4px;
box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.15);
min-width: 169px;
height: 56px;
margin-left: auto;
margin-right: auto;
margin-top: 48px;
transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* benefits */
.benefits-section {
padding-top: 120px;
padding-bottom: 120px;
}

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

.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;
}

.benefits-list {
display: flex;
align-items: center;
width: 1128px;
gap: 24px;
}

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

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

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

/* team */
.team-section {
background: #f4f4fd;
padding-top: 120px;
padding-bottom: 120px;
}

.team-main-title, .portfolio-main-title {
font-size: 36px;
line-height: 1.11;
letter-spacing: 0.02em;
text-align: center;
text-transform: capitalize;
color: #2e2f42;
margin-bottom: 72px;
}

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

.team-title, .portfolio-title {
font-weight: 500;
font-size: 20px;
line-height: 1.2;
letter-spacing: 0.02em;
text-transform: capitalize;
color: #2e2f42;
margin-bottom: 8px;
}

.team-title {
text-align: center;
}

.team-description {
padding: 32px 0;
}

.team-card {
background: #fff;
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);
border-radius: 0 0 4px 4px;
width: calc((100% - 72px) / 4);
}

.team-text, .portfolio-text {
line-height: 1.5;
letter-spacing: 0.02em;
}

.team-text {
text-align: center;
margin-bottom: 8px;
}

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

.social-links-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);
}

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

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

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

/* portfolio */
.portfolio-section {
padding-top: 120px;
padding-bottom: 120px;
}

.portfolio-list {
display: flex;
align-items: center;
flex-wrap: wrap;
column-gap: 24px;
row-gap: 48px;
}

.portfolio-item {
width: calc((100% - 48px) / 3);
transition: box-shadow 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.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 .p-overlay {
transform: translateY(0%);
}

.portfolio-description {
padding: 32px 16px;
border: 1px solid #e7e9fc;
border-top: none;
}

.container-image {
position: relative;
overflow: hidden;
}

.p-overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: #4d5ae5;
font-size: 16px;
line-height: 1.5;
letter-spacing: 0.02em;
color: #f4f4fd;
padding: 40px 32px;

transform: translatey(100%);
transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}


/* footer */
.page-footer {
background-color: #2e2f42;
padding-top: 100px;
padding-bottom: 100px;
}

.footer-wrapper {
display: flex;
align-items: baseline;
}

.footer-info {
max-width: 264px;
margin-right: 120px;
}

.text-footer {
line-height: 1.5;
letter-spacing: 0.02em;
color: #f4f4fd;
max-width: 264px;
}

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

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

.footer-social {
display: flex;
flex-direction: column;
}

.media-links-list {
display: flex;
gap: 16px;
}

.media-links-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);
}

.media-links-link:hover,
.media-links-link:focus {
background: #31d0aa;
}

.media-links-item {
width: 40px;
height: 40px;
}

.media-links-icon {
fill: #f4f4fd;
}

.media-text-footer {
color: #fff;
margin-bottom: 16px;
font-weight: 500;
font-size: 16px;
letter-spacing: 0.02em;
line-height: 1.5;
}