/* Global definitions ====================================================== */

:root {
  --default-transition: 250ms cubic-bezier(0.4, 0, 0.2, 1);

  --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;
}

/* Base styles ============================================================= */

body {
  font-family: "Roboto", sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  color: var(--slate);
  background-color: var(--white);
}

ul {
  list-style-type: none;
}

input,
textarea,
input::placeholder,
textarea::placeholder {
  font-family: inherit;
  line-height: inherit;
}

button {
  font-family: inherit;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  background-color: var(--iris);
  color: var(--white);
  cursor: pointer;
  transition: background-color var(--default-transition);
}

button:hover,
button:focus {
  background-color: var(--ocean);
}

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

ul {
  margin: 0;
  padding: 0;
}

h1,
h2,
h3 {
  letter-spacing: 0.02em;
  color: var(--navy-blue);
}

h1 {
  font-weight: 700;
  font-size: 56px;
  line-height: 1.071;
}

h2 {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.111;
}

h3 {
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
}

p {
  letter-spacing: 0.02em;
}

img {
  display: block;
}

/* Reusable components ===================================================== */

/* Container */
.container {
  max-width: 320px;
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .container {
    max-width: 768px;
  }
}

@media (min-width: 1158px) {
  .container {
    max-width: 1158px;
    padding: 0 15px;
  }
}

/* Section */

.section {
  padding: 96px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 72px;
}

@media (min-width: 1158px) {
  .section {
    padding: 120px 0;
  }
}

/* Form components*/

.form-label {
  display: block;
}

.form-label-text {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  line-height: 1.17;
  letter-spacing: 0.04em;
  color: var(--light-slate);
}

.form-input-wrapper {
  display: block;
  position: relative;
}

.form-input-icon {
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 16px;
  width: 18px;
  height: 24px;

  fill: var(--navy-blue);
  transition: fill var(--default-transition);
}

.form-input {
  display: block;
  width: 100%;
  height: 40px;
  padding: 11px;

  border: 1px solid var(--navy-blue-modal);
  border-radius: 4px;

  transition: border-color var(--default-transition);

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

  resize: none;
}

.form--dark-theme .form-input {
  border: 1px solid var(--white);
  border-radius: 4px;
  background-color: transparent;
  color: var(--white);
  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.15);
}

.form-input:focus {
  border-color: var(--iris);
  outline: none;
}

.form-input-icon + .form-input {
  padding-left: 38px;
}

.form-input-wrapper:focus-within .form-input-icon {
  fill: var(--iris);
}

.form-button {
  display: block;
  margin: 0 auto;
  padding: 16px 32px;
  width: 100%;
  max-width: 169px;

  border-radius: 4px;
  border: none;

  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  text-align: center;

  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.15);
}

.form-button--small {
  padding: 8px 24px;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  text-align: center;
  color: var(--white);
}

.form-button:has(.form-button__icon) {
  display: inline-flex;
  gap: 16px;
  align-items: center;
}

.form-button__icon {
  fill: var(--white);
}

.form-checkbox {
}

.form-checkbox-decor {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3px 2px;
  width: 16px;
  height: 16px;
  fill: var(--dairy);
  background-color: var(--dairy);
  border-radius: 2px;
  border: 1px solid var(--navy-blue-modal);
  vertical-align: text-top;
  transition: background-color var(--default-transition);
}

.form-checkbox:checked + .form-checkbox-decor {
  background-color: var(--ocean);
}

.form-checkbox-decor__icon {
  opacity: 0;
  transition: opacity var(--default-transition);
}

.form-checkbox:checked + .form-checkbox-decor .form-checkbox-decor__icon {
  opacity: 1;
}

/* Popup close button */

.close-btn {
  display: flex;
  margin-left: auto;
  justify-content: center;
  align-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  background-color: var(--cornflower);
}

.close-btn__icon {
  fill: var(--navy-blue);
  transition: fill var(--default-transition);
}

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

.close-btn:hover .close-btn__icon,
.close-btn:focus .close-btn__icon {
  fill: var(--white);
}

/* List of links to socials */

.socials {
  display: flex;
  gap: 16px;
}

.socials__link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background-color: var(--iris);
  border-radius: 50%;
  transition: background-color var(--default-transition);
}

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

.socials__icon {
  display: block;
  width: 24px;
  height: 24px;
  fill: var(--cloud);
}

/* Logo */

.logo {
  font-family: "Raleway", sans-serif;
  font-style: normal;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.17;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--navy-blue);
  text-decoration: none;
}

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

.logo__accent {
  color: var(--iris);
}

/* Overlay */

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;

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

  background-color: var(--navy-blue-modal);

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

  transition:
    opacity var(--default-transition),
    visibility var(--default-transition);
}

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

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

.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);
}

.header-bar {
  display: flex;
  padding: 16px;
  align-items: center;
  justify-content: space-between;
  gap: 76px;
}

@media (min-width: 768px) {
  .header-bar {
    padding: 0 16px;
    gap: 120px;
    justify-content: flex-start;
  }
}

@media (min-width: 1158px) {
  .header-bar {
    gap: 76px;
  }
}

/* Mobile navigation */

.mobile-nav-overlay {
  background-color: var(--white);
}

.header__mobile-nav {
}

@media (min-width: 768px) {
  .header__mobile-nav {
    display: none;
  }
}

.mobile-nav__open-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  width: 24px;
  height: 24px;
  border: none;
  background-color: transparent;
}

.mobile-nav__open-btn:hover,
.mobile-nav__open-btn:focus {
  background-color: transparent;
}

.mobile-nav__open-btn-icon {
  fill: #2f2f37;
}

.mobile-nav__open-btn:hover .mobile-nav__open-btn-icon,
.mobile-nav__open-btn:focus .mobile-nav__open-btn-icon {
  fill: var(--ocean);
}

.mobile-nav__popup {
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--white);
  transition: top var(--default-transition);
}

.overlay.is-open .mobile-nav__popup {
  top: 0;
}

@media (min-width: 768px) {
  .overlay:has(.mobile-nav__popup) {
    display: none;
  }
}

.mobile-nav__container {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  padding: 24px 24px 40px 16px;
}

.mobile-nav__close-btn {
  margin-bottom: 24px;
  background-color: var(--white);
}

.mobile-nav__nav {
  /* margin-bottom: 168px; */
}

.mobile-nav__nav-bar {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.mobile-nav__contacts {
  margin-bottom: 48px;
}

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

.mobile-nav__socials {
  justify-content: space-between;
}

/* Desktop navigation */

.header__desktop-nav {
  display: flex;
  justify-content: space-between;
  flex-grow: 2;
}

@media (max-width: 767.99px) {
  .header__desktop-nav {
    display: none;
  }
}

.desktop-nav__nav {
  flex-grow: 1;
}

.desktop-nav__nav-bar {
  display: flex;
  gap: 40px;
}

.nav-link {
  display: block;
  font-style: normal;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  color: var(--navy-blue);
  text-decoration: none;
  transition: color var(--default-transition);
}

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

.nav-link--current {
  color: var(--ocean);
  position: relative;
}

@media (min-width: 768px) {
  .nav-link {
    padding: 24px 0;
    font-style: normal;
    font-weight: 500;
    font-size: 16px;
    line-height: 1.5;
  }

  .nav-link--current::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 4px;
    bottom: -1px;
    left: 0;
    background-color: var(--ocean);
    border-radius: 2px;
  }
}

.desktop-nav__contact-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
  padding: 16px 0;
}

@media (min-width: 1158px) {
  .desktop-nav__contact-bar {
    padding: 0;
    flex-direction: row;
    gap: 40px;
  }
}

.contact-link {
  display: block;
  font-style: normal;
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--slate);
  text-decoration: none;
  transition: color var(--default-transition);
}

@media (min-width: 768px) {
  .contact-link {
    font-weight: 400;
    font-size: 12px;
    line-height: 1.17;
    letter-spacing: 0.04em;
  }
}

@media (min-width: 1158px) {
  .contact-link {
    padding: 24px 0;
    font-weight: 400;
    font-size: 16px;
    line-height: 150%;
    letter-spacing: 0.02em;
    color: var(--slate);
    text-decoration: none;
    transition: color var(--default-transition);
  }
}

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

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

.hero-section {
  padding: 0;
}

.hero-banner {
  padding: 72px 0;
  background-image:
    linear-gradient(var(--grey), var(--grey)), url("../images/hero/320@1x.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

@media (min-resolution: 2x) {
  .hero-banner {
    background-image:
      linear-gradient(var(--grey), var(--grey)),
      url("../images/hero/320@2x.jpg");
  }
}

@media (min-width: 768px) {
  .hero-banner {
    padding: 112px 0;
    background-image:
      linear-gradient(var(--grey), var(--grey)),
      url("../images/hero/768@1x.jpg");
  }
}

@media (min-width: 768px) and (min-resolution: 2x) {
  .hero-banner {
    background-image:
      linear-gradient(var(--grey), var(--grey)),
      url("../images/hero/768@2x.jpg");
  }
}

@media (min-width: 1158px) {
  .hero-banner {
    max-width: 1440px;
    padding: 188px 0;
    background-image:
      linear-gradient(var(--grey), var(--grey)),
      url("../images/hero/1158@1x.jpg");
  }
}

@media (min-width: 1158px) and (min-resolution: 2x) {
  .hero-banner {
    background-image:
      linear-gradient(var(--grey), var(--grey)),
      url("../images/hero/1158@2x.jpg");
  }
}

.hero-banner__title {
  display: block;
  max-width: 216px;
  margin: 0 auto 72px;

  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  text-align: center;
  color: var(--white);
}

@media (min-width: 768px) {
  .hero-banner__title {
    max-width: 496px;
    margin-bottom: 36px;
    font-size: 56px;
    line-height: 1.07;
  }
}

@media (min-width: 1158px) {
  .hero-banner__title {
    margin-bottom: 48px;
  }
}

.hero-banner__button {
  display: block;
  padding: 16px 32px;
  margin: 0 auto;
  border: none;
  border-radius: 4px;
  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.15);
}

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

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 72px 24px;
}

@media (min-width: 768px) {
  .feature-list {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .feature-list > li {
    width: calc((100% - 24px) / 2);
  }
}

@media (min-width: 1158px) {
  .feature-list > li {
    width: calc((100% - 24px * 3) / 4);
  }
}

.feature-image {
  display: none;
}

@media (min-width: 1158px) {
  .feature-image {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 112px;
    margin-bottom: 8px;
    background-color: var(--cloud);
    border: 1px solid var(--light-slate);
    border-radius: 4px;
  }
}

.feature-title {
  margin-bottom: 8px;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  text-align: center;
  color: var(--navy-blue);
}

@media (min-width: 768px) {
  .feature-title {
    text-align: start;
  }
}

@media (min-width: 1158px) {
  .feature-title {
    font-weight: 500;
    font-size: 20px;
    line-height: 1.2;
  }
}

.feature-description {
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--slate);
}

@media (min-width: 1158px) {
  .feature-description {
    font-weight: 400;
  }
}

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

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

.team-member-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 72px;
}

@media (min-width: 768px) {
  .team-member-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 64px 24px;
  }
}

@media (min-width: 1158px) {
  .team-member-list {
    flex-wrap: nowrap;
  }
}

.team-member {
  max-width: 264px;
  background-color: 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);
}

.team-member__photo {
  width: 100%;
}

.team-member__plague {
  padding: 32px 16px;
}

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

/* .team-member__name {
} */

.team-member__socials {
  display: flex;
  justify-content: space-between;
}

.team-member__social-link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background-color: var(--iris);
  border-radius: 50%;
  transition: background-color var(--default-transition);
}

.team-member__social-link:hover,
.team-member__social-link:focus {
  background-color: var(--ocean);
}

.team-member__social-link-icon {
  display: block;
  width: 16px;
  height: 16px;
  fill: var(--cloud);
}

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

.portfolio-list {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 48px;
}

@media (min-width: 768px) {
  .portfolio-list {
    flex-direction: row;
    gap: 72px 24px;
  }
}

@media (min-width: 1158px) {
  .portfolio-list {
    flex-direction: row;
    gap: 48px 24px;
  }
}

.portfolio-project {
  width: 288px;
  transition: box-shadow var(--default-transition);
  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: var(--white);
}

@media (min-width: 768px) {
  .portfolio-project {
    width: calc((100% - 24px) / 2);
  }
}

@media (min-width: 1158px) {
  .portfolio-project {
    width: calc((100% - 24px * 2) / 3);
    box-shadow: none;
  }
}

.portfolio-project:hover,
.portfolio-project: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);
}

.portfolio-project__thumb {
  position: relative;
  overflow: hidden;
}

.portfolio-project__thumb-description {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 40px 32px;
  background-color: var(--iris);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--cloud);
  transform: translateY(100%);
  transition: transform var(--default-transition);
}

.portfolio-project:hover .portfolio-project__thumb-description,
.portfolio-project:focus .portfolio-project__thumb-description {
  transform: translateY(0);
}

.portfolio-project__thumb-image {
  width: 100%;
}

.portfolio-project__plague {
  padding: 32px 16px;
  border: 1px solid var(--cornflower);
  border-top: none;
}

.portfolio-project__title {
  margin-bottom: 7px;
}

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

.page-footer {
  padding: 99px 0;
  background-color: var(--navy-blue);
  color: var(--cloud);
}

@media (min-width: 768px) {
  .page-footer {
    padding: 97px 0;
  }
}

@media (min-width: 1158px) {
  .page-footer {
    padding: 100px 0;
  }
}

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

@media (min-width: 768px) {
  .page-footer-container {
    padding: 0 108px;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 72px 24px;
    align-items: baseline;
    justify-content: flex-start;
  }
}

@media (min-width: 1158px) {
  .page-footer-container {
    align-items: baseline;
    gap: 0;
    padding: 0 15px;
  }
}

.page-footer__section-title {
  margin-bottom: 16px;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--white);
  text-align: center;
}

@media (min-width: 768px) {
  .page-footer__section-title {
    text-align: start;
  }
}

.footer__about-block {
  margin-bottom: 72px;
}

@media (min-width: 768px) {
  .footer__about-block {
    margin-bottom: 0;
  }
}

@media (min-width: 1158px) {
  .footer__about-block {
    margin-right: 120px;
  }
}

.page-footer__logo {
  display: block;
  margin-bottom: 16px;
  text-align: center;
}

@media (min-width: 768px) {
  .page-footer__logo {
    text-align: start;
  }

  .page-footer__text {
    max-width: 264px;
  }
}

.footer__socials-block {
  margin-bottom: 72px;
}

@media (min-width: 768px) {
  .footer__socials-block {
    margin-bottom: 0;
  }
}

@media (min-width: 1158px) {
  .footer__socials-block {
    margin-right: 80px;
  }
}

.page-footer__socials {
  display: flex;
  gap: 16px;
}

.page-footer__social-link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background-color: var(--iris);
  border-radius: 50%;
  transition: background-color var(--default-transition);
}

.page-footer__social-link:hover,
.page-footer__social-link:focus {
  background-color: var(--green);
}

.page-footer__social-link-icon {
  display: block;
  width: 24px;
  height: 24px;
  fill: var(--cloud);
}

.footer__subscribe-block {
  /* flex-grow: 2; */
  width: 100%;
}

@media (min-width: 1158px) {
  .footer__subscribe-block {
    flex-grow: 2;
    width: initial;
  }
}

.subscribe-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (min-width: 768px) {
  .subscribe-form {
    flex-direction: row;
    gap: 24px;
  }
}

.subscribe-form__email {
  flex-grow: 2;
  /* max-width: 264px; */
}

@media (min-width: 768px) {
  .subscribe-form__email {
    max-width: 264px;
  }
}

.subscribe-form__input:focus {
  border-color: var(--green);
}

.subscribe-form .form-input {
  padding-left: 16px;
}

.subscribe-form .form-input::placeholder {
  font-size: 12px;
  line-height: 2;
  letter-spacing: 0.04em;
  color: var(--white);
}

@media (min-width: 768px) {
  .subscribe-form__button {
    margin: 0;
  }
}

.subscribe-form__button:hover,
.subscribe-form__button:focus {
  background-color: var(--green);
}

/* Contact us form ========================================================= */

.modal {
  position: relative;
  display: flex;
  max-width: 288px;
  flex-direction: column;
  gap: 24px;
  padding: 72px 16px 24px;
  border-radius: 4px;
  background: var(--dairy);
  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);
}

@media (min-width: 768px) {
  .modal {
    max-width: 408px;
  }
}

.modal__close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
}

.contact-form {
  max-width: 256px;
}

@media (min-width: 768px) {
  .contact-form {
    max-width: 360px;
    width: 360px;
  }
}

.contact-form__title {
  margin-bottom: 16px;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  text-align: center;
  color: var(--navy-blue);
}

.contact-form__fields {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.contact-form__comment {
  height: 120px;
}

.contact-form__accept {
  display: flex;
  align-items: center;
  gap: 8px;

  margin-bottom: 24px;

  font-size: 12px;
  line-height: 1.33;
  letter-spacing: 0.04em;
  color: var(--light-slate);
}

.contact-form__accept a {
  line-height: 1.33;
  text-decoration: underline;
  text-decoration-skip-ink: none;
  color: var(--iris);
}

.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;
}