/* Цвет основного текста   #757575; */
/* Вторичный цвет текста rgba(255, 255, 255, 0.6)*/
/* цвет заголовков #212121 */
/* белый #FFFFFF */
/* акцент 2196F3*/
/* основной цвет фона #F5F5F5 */
/* вторичный цвет фона #F5F4FA*/

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

:root {
  --primary-text-color: #757575;
  --title-text-color: #212121;
  --secondary-text-color: rgba(255, 255, 255, 0.6);
  --accent-color: #2196f3;
  --primary-white-color: #ffffff;
  --primary-black-color: #000000;
  --background-color-main: #f5f5f5;
  --background-color-secondary: #f5f4fa;
  --background-color-dark: #2f303a;
  --border-color: #eeeeee;
  --border-color-header: #ececec;
  --indent: 30px;
  --items: 3;
}

body {
  color: var(--primary-text-color);
  background-color: var(--primary-white-color);
  font-family: Roboto, "Open Sans", sans-serif;
  letter-spacing: 0.03em;
}

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

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

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

.link {
  text-decoration: none;
}
.container {
  width: 1170px;
  padding-right: 15px;
  padding-left: 15px;
  margin-left: auto;
  margin-right: auto;
  align-items: center;
}

.logo-header {
  color: var(--primary-black-color);
}

/* Card Set */
.card-set {
  display: flex;
  flex-wrap: wrap;
  gap: var(--indent);
}

.card-set-item {
  flex-basis: calc(
    (100% - var(--indent) * (var(--items) - 1)) / (var(--items))
  );
}

/* Навигация сайта */

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

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

.site-nav {
  margin-right: auto;
}

.site-nav .list a {
  font-weight: 500;
  font-size: 14px;
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--title-text-color);
  text-decoration: none;
}

.logo {
  font-family: "Raleway";
  font-weight: 700;
  font-size: 26px;
  line-height: 1.19;

  color: var(--accent-color);
  text-decoration: none;
  display: inline-block;
  align-items: center;
  margin-right: 93px;
}

.site-nav a:hover,
a:focus {
  color: var(--accent-color);
}

.site-nav .link.current {
  color: var(--accent-color);
}

.site-nav {
  display: flex;
  align-items: center;
}
.site-nav-list {
  display: flex;
  align-items: center;
  gap: 50px;
}
.nav-name-link,
.mailto,
.phone {
  display: block;
  padding-top: 32px;
  padding-bottom: 32px;
}

.nav-contacts-list {
  display: flex;
  align-items: center;
  margin-left: auto;
  margin-right: 0;
  gap: 50px;
}

.mailto,
.phone {
  font-weight: 500;
  font-size: 14px;
  line-height: 1.14;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.mailto {
  color: var(--accent-color);
}
.phone {
  color: var(--primary-text-color);
}

.mailto,
.phone a:hover,
a:focus {
  color: var(--accent-color);
}

/* Hero */
.hero {
  background: var(--background-color-dark);
  padding-top: 200px;
  padding-bottom: 200px;
}

.hero .hero-title {
  color: var(--primary-white-color);
  font-weight: 900;
  font-size: 44px;
  line-height: 1.36;
  text-align: center;
  letter-spacing: 0.06em;
  text-transform: uppercase;

  box-sizing: content-box;
  width: 696px;

  margin-left: auto;
  margin-right: auto;
  margin-bottom: 30px;
}

.order {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.88;
  align-items: center;
  text-align: center;
  letter-spacing: 0.06em;
  color: var(--primary-white-color);
  background: var(--accent-color);
  cursor: pointer;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
  border-radius: 4px;

  display: block;
  min-width: 216px;
  min-height: 50px;

  margin-left: auto;
  margin-right: auto;
}

/* Advantages */
.advantages-title {
  font-weight: 700;
  font-size: 14px;
  line-height: 1.14;
  text-transform: uppercase;
  color: var(--title-text-color);
}

.advantages-text {
  font-weight: 400;
  font-size: 14px;
  line-height: 1.71;
  letter-spacing: 0.03em;
  color: var(--primary-text-color);
}

.section-advantages {
  padding-top: 94px;
  padding-bottom: 94px;
}

.advantages-card {
  --items: 4;
  min-width: 270px;
}

advantages-card:nth-child(4n) {
  margin-right: 0;
}
.advantages-title {
  margin-bottom: 10px;
}

/* Works */
.section-title {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.17;
  text-align: center;
  color: var(--title-text-color);

  margin-bottom: 50px;
}

.section-works {
  padding-bottom: 109px;
}

/* Team */
.team {
  background-color: var(--background-color-secondary);
}
.list-card {
  background-color: var(--primary-white-color);
  --items: 4;
}

.team-card-wrap {
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 4px;
  padding-top: 30px;
  padding-bottom: 30px;
}

.team-name {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.19;
  text-align: center;
  letter-spacing: 0.03em;
  color: var(--title-text-color);
  margin-bottom: 10px;
}

.team-position {
  font-size: 16px;
  line-height: 1.19;
  text-align: center;
  letter-spacing: 0.03em;
  color: var(--primary-text-color);
}

.team {
  padding-top: 94px;
  padding-bottom: 94px;
}

/* Footer */
.footer {
  background: var(--background-color-dark);
  padding-top: 60px;
  padding-bottom: 60px;
}

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

.footer-address-address {
  font-style: normal;
  font-size: 14px;
  line-height: 1.71;
  letter-spacing: 0.03em;
  color: var(--primary-white-color);
  text-decoration: none;
}

.footer-contacts,
.footer-phone {
  font-style: normal;
  font-size: 14px;
  line-height: 1.71;
  letter-spacing: 0.03em;
  color:  var(--secondary-text-color);
  text-decoration: none;
}

.footer-list-address {
  display: block;
}

.address {
  display: block;
  margin-top: 30px;
}

.footer-list-address:not(:last-child)  { 
  margin-bottom: 9px; 
}

.logo-footer {
  color: var(--primary-white-color);
}

/* Портфоліо. Фільтр-ліст */

.portfolio {
  padding-top: 94px;
  padding-bottom: 94px;
}

.filter-button {
  font-family: "Roboto";
  font-weight: 500;
  font-size: 16px;
  line-height: 1.63;
  text-align: center;
  letter-spacing: 0.03em;
  color: var(--title-text-color);
  background-color: var(--background-color-secondary);
  cursor: pointer;

  border: none;

  display: block;
  padding: 6px 22px;
}

.filter-list {
  display: flex;
  gap: 8px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 50px;
  justify-content: center;
}

.project-card-wraper {
  padding: 20px 24px;
  width: 322px;
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 4px;
}

.filter-button:hover,
.filter-button:focus,
.filter-button:active {
  color: var(--primary-white-color);
  background-color: var(--accent-color);
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
}

.projects-title {
  font-weight: 700;
  font-size: 18px;
  line-height: 2;
  letter-spacing: 0.06em;
  color: var(--title-text-color);
  margin-bottom: 4px;
}

.project-text {
  font-size: 16px;
  line-height: 1.88;
  letter-spacing: 0.03em;
  color: var(--primary-text-color);
}

.project-card {
  background: var(--primary-white-color);
  width: 370px;
}

.project-card:nth-child(3n) {
  margin-right: 0;
}