/* ------------GENERAL STYLES--------------------*/
body {
  font-family: "Roboto", sans-serif;
  color: #434455;
  background-color: #ffffff;
}

/*-----------  reset ----------- */

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

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

a {
  text-decoration: none;
}

/* -----------  common   --------------*/

.section {
  padding: 120px 0;
}

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

/* ------------PAGE 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;
}

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

/*-- .header-nav-item {}--*/

.header-nav-link {
  position: relative;

  padding: 24px 0;
  display: block;
  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);
}

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

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

.header-nav-link:hover::after,
.header-nav-link:focus::after,
.header-nav-link.current::after {
  opacity: 1;
}

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

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

/*-- .contacts-item {}--*/

.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);
}

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

/* ------------MAIN PAGE / 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-bg.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  max-width: 1440px;
  margin: 0 auto;
  padding: 188px 0;
}

.hero-container {
  box-sizing: border-box;
  text-align: center;
}

.hero-title {
  font-weight: 700;
  font-size: 56px;
  line-height: 1.07;
  letter-spacing: 0.02em;
  color: #fff;
  max-width: 496px;
  margin: 0 auto;
  margin-bottom: 48px;
}

.hero-btn {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: #ffffff;
  background-color: #4d5ae5;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  white-space: nowrap;
  width: 169px;
  height: 56px;
  border: none;
  border-radius: 4px;
  padding: 16px 32px;
  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.15);
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ------------MAIN PAGE / features -------------------*/

/* ---HIDEN CONTENT--- */
.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;
}

.features-list {
  display: flex;
  align-items: center;
  gap: 24px;
}

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

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

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

.features-icon-container {
  height: 112px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f4f4fd;
  border-radius: 4px;
  border: 1px solid #8e8f99;
  margin: 0 auto;
  margin-bottom: 8px;
}

/* .features-icon {} */

/* ------------MAIN PAGE / team -----------------------*/
.team-section {
  background-color: #f4f4fd;
}

.team-title {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  text-align: center;
  color: #2e2f42;
  margin-bottom: 72px;
}

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

.team-item {
  background-color: #fff;
  width: calc((100% - 72px) / 4);
  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);
  background: #fff;
}

.team-img {
  display: block;
  max-width: 100%;
}

.team-subtitle-container {
  display: block;
  padding: 32px 16px;
}

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

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

/* .team-icon-container {} */

.team-icon-list {
  display: flex;
  align-items: center;
  gap: 24px;
}

/* .team-icon-item {} */

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

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

.team-soc-icon {
  fill: #f4f4fd;
  margin: 12px;
}

/* ------------MAIN PAGE / portfolio ------------------*/

.portfolio-title {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  text-align: center;
  color: #2e2f42;
  margin-bottom: 72px;
}

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

.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:
    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);
  cursor: pointer;
}

.portfolio-img {
  display: block;
  max-width: 100%;
}
.portfolio-subtitle-container {
  display: block;
  padding: 32px 16px;
  border-bottom: 1px solid #e7e9fc;
  border-left: 1px solid #e7e9fc;
  border-right: 1px solid #e7e9fc;
}
.portfolio-subtitle {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #2e2f42;
  margin-bottom: 8px;
}
.portfolio-text {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #434455;
}

.portfolio-overlay-container {
  position: relative;
  overflow: hidden;
}

.portfolio-overlay-text {
  position: absolute;
  top: 0;
  left: 0;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #f4f4fd;
  background-color: #4d5ae5;
  padding: 40px 32px;
  width: 100%;
  height: 100%;
  transform: translateY(100%);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item:hover .portfolio-overlay-text,
.portfolio-item:focus .portfolio-overlay-text {
  transform: translateY(0%);
}

/* ------------PAGE FOOTER CONTAINER----------------------------*/

.page-footer {
  background-color: #2e2f42;
  padding: 100px 0;
}

/* ------------ FOOTER (1) main ----------------------------*/
.footer-cnt-main {
  display: flex;
  align-items: baseline;
  /* gap: 120px; */
}

.footer-cnt-info {
  display: block;
  margin-right: 120px;
}

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

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

.footer-text {
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: #f4f4fd;
  max-width: 264px;
}

/* ------------ FOOTER (2) social ----------------------------*/
.footer-cnt-social {
  display: block;
  margin-right: 80px;
}

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

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

/* .footer-social-item {} */

.footer-social-link {
  background-color: #4d5ae5;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  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;
  cursor: pointer;
}

.footer-soc-icon {
  fill: #f4f4fd;
  margin: 8px;
}

/* ------------ FOOTER (3) subsribe form ----------------------------*/
.footer-form-container {
  margin-left: auto;
}

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

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

/* .footer-form-label {} */

.footer-input {
  font-weight: 400;
  font-size: 12px;
  line-height: 2;
  letter-spacing: 0.04em;
  color: #fff;

  border: 1px solid #ffffff;
  border-radius: 4px;
  width: 264px;
  height: 40px;
  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.15);
  padding: 8px 16px;
  background-color: transparent;
  outline: none;
  transition: border-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.footer-btn {
  display: flex;
  padding: 8px 24px;
  height: 40px;
  width: 165px;
  transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

.footer-btn-icon {
  fill: #fff;
  margin-left: 16px;
}

/* --------------  OVERFLOW (Backdrop) MODAL CALL BACK FORM (CBF)  -------------*/

.backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(46, 47, 66, 0.4);

  /*---- закриття модалки call back form (CBF) --- */
  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);
}

/*---- відкриття модалки call back form (CBF)--- */
.backdrop.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/*---- налаштування модалки (загальні), CBF --- */
.modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);

  width: 408px;
  min-height: 584px;
  border-radius: 4px;
  padding: 72px 24px 24px 24px;
  background-color: #fcfcfc;

  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);

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

.backdrop:not(.is-open) .modal {
  transform: translate(-50%, -100%) scale(1.5);
}

/*---- налаштування КНОПКИ закриття модалки (CBF) --- */
.modal-close-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background-color: #e7e9fc;

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

  position: absolute;
  top: 24px;
  right: 24px;
  padding: 0;

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

.modal-close-btn:hover .modal-icon-close-x,
.modal-close-btn:focus .modal-icon-close-x {
  fill: #fff;
}

/*---- налаштування внутрішніх елементів модалки (CBF) --- */

.modal-form-container {
  font-family: "Roboto", sans-serif;
}

.modal-title {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  text-align: center;
  color: #2e2f42;
  max-width: 360px;
  margin-bottom: 16px;
}

.modal-form {
  display: flex;
  flex-direction: column;
}

/*---- налаштування ПОЛІВ введення модалки (CBF) --- */

.modal-field {
  display: flex;
  flex-direction: column;
  margin-bottom: 8px;
}

.modal-field:nth-child(4) {
  margin-bottom: 16px;
}

.modal-label {
  display: block;
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
  color: #8e8f99;
  margin-bottom: 4px;
}

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

.modal-input {
  border: 1px solid rgba(46, 47, 66, 0.4);
  border-radius: 4px;
  width: 100%;
  height: 40px;
  background-color: transparent;

  font-weight: 400;
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;

  padding: 0;
  padding-left: 38px;
  padding-right: 16px;

  outline: transparent;
  transition:
    border 250ms cubic-bezier(0.4, 0, 0.2, 1),
    fill 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* змінюємо колір рамки форми введення при ФОКУС, + треба було ще класу ".modal-input" задати властивість "outline: transparent;"  */
.modal-input:focus {
  border: 1px solid #4d5ae5;
}

/* змінюємо колір зображення при ФОКУС, звертаэмося через фокус до сусіднього елемента, використовуючи оператор "+" */
.modal-input:focus + .modal-input-icon {
  fill: #4d5ae5;
}

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

.user-message {
  width: 100%;
  height: 120px;
  padding: 0;
  padding: 8px 16px;
  resize: none;
}

.user-message::placeholder {
  color: rgba(46, 47, 66, 0.4);
}

/*---- налаштування ЧЕКБОКСА модалки (CBF)--- */

.modal-checkbox-wrapper {
  margin-bottom: 24px;
}

/* .modal-check { } */

.modal-check:checked + .modal-check-label span {
  background-color: #404bbf;
  border: none;
  fill: #f4f4fd;
}
.modal-check-label {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: #8e8f99;
  display: flex;
  align-items: center;
  user-select: none;
}

.modal-check-label a {
  color: #4d5ae5;
  text-decoration: underline;
  text-decoration-skip-ink: none;
}

.modal-check-label span {
  width: 16px;
  height: 16px;
  border-radius: 2px;
  border: 1px solid rgba(46, 47, 66, 0.4);
  margin-right: 8px;

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

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

/* .modal-checkbox {} */

/* .modal-check-icon {} */

/* .modal-check-link {} */

/*--------- налаштування КНОПКИ модалки (CBF) --------- */

/* All specification inherited from ".hero-btn" via HTML by add 2-nd class <button class="modal-submit-btn hero-btn" type="submit">  */
.modal-submit-btn {
  margin: 0 auto;
}