:root {
    --primary-color: #FF7B47;
    --secondary-color-1: #0D5C63;
    --secondary-color-2: #17213C;
    --background-gradient-1: #D71489 #004788;
    --text-color: #252B42;
    --second-text-color: #737373;
    --light-text-color: #fff;
    --dark-background-color: #252B42;
    --light-background-color: #fff;
    --hover-color: #2A7CC7;
    --disabled-element-color: #8EC2F2;
    --muted-color: #BDBDBD;
    --success-color: #2DC071;
    --alert-color: #E77C40;
    --danger-color: #E74040;
    --border-color: #e6e6e6;
    --border-card-row: #e8e8e8;
    --border-card-row-feeback-color: #dedede;
    --bg-wwa-color: #fafafa;
    --font-size: 62.5%;
}

html {
    font-family: "Montserrat", sans-serif;
    font-size: var(--font-size);
  }

  h1 {
    font-size: 5.8rem;
    line-height: 1.38;
    font-weight: 800;
    letter-spacing: 0.02rem;
  }

h2 {
    font-size: 4rem;
    line-height: 1.42;
    font-weight: 700;
    letter-spacing: 0.02rem;
  }

h3 {
    font-size: 2.4rem;
    line-height: 1.33;
    font-weight: 700;
    letter-spacing: 0.01rem;
  }

h4 {
    font-size: 2rem;
    line-height: 1.5;
    font-weight: 500;
    letter-spacing: 0.02rem;
  }

h5 {
    font-size: 1.6rem;
    line-height: 1.5;
    font-weight: 700;
    letter-spacing: 0.01rem;
  }

  h6 {
    font-size: 1.4rem;
    line-height: 1.71;
    font-weight: 700;
    letter-spacing: 0.02rem;
  }

li {
    font-size: 1.4rem;
    line-height: 1.71;
    font-weight: 600;
    letter-spacing: 0.02rem;
  }

button {
    font-size: 1.4rem;
    line-height: 2;
    font-weight: 700;
    letter-spacing: 0.02rem;
  }

p {
  font-size: 1.4rem;
  line-height: 1.43;
  font-weight: 500;
  letter-spacing: 0.02rem;
}

a {
  text-decoration: none;
  transition: transform 0.3s;
}

a:hover {
  transform: scale(0.9);
  color: var(--secondary-color-2);
}

img {
  display: block;
}

.header {
  background-image: url(../img/header/bg-header.png);
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
}

.header_nav {
  max-width: 133.2rem;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 3.6rem 0;
}
.nav_brand {
  max-width: 18.7rem;
}
.nav_logo {
  color: var(--text-color);
}

.nav_menu {
  display: flex;
}

.menu_list {
  order: 1;
  list-style: none;
  display: flex;
}
.menu_item {
  margin-right: 2.1rem;
}

.menu_item:last-child {
  margin-right: 0;
}

.menu_link {
  color: var(--second-text-color);
  text-align: center;
  position: relative;
}

.menu_link:hover {
  color: var(--alert-color);
  text-decoration: underline;
}

.menu_list:last-child {
  margin-right: 3.9rem;
}

.nav_icon {
  order: 2;
  display: flex;
  justify-content: end;
  align-items: center;
  margin-left: 0;
}

.menu_button-icon {
  background-color: transparent;
  border: none;
}

.one {
  margin-left: 3.9rem;
}
.two {
  margin-left: 2.2rem;
}
.three {
  margin-left: 14rem;
}

.container {
  max-width: 105rem;
  padding: 8rem;
  display: flex;
  flex-direction: column;
  margin: auto;
  align-content: center;
}

.header-main_content {
  max-width: 86rem;
  padding: 4rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: auto;
  text-align: center;
}

.header_title {
  color: var(--text-color);
  margin-bottom: 4rem;
}
.header_subtitle {
  color: var(--second-text-color);
  max-width: 54rem;
  margin-bottom: 4rem;
}
.header_cta {
  max-width: 38.4rem;
  display: flex;
  flex-wrap: wrap;
}
.cta_button-left-button {
  color: var(--light-text-color);
  background-color: var(--primary-color);
  border-radius: 3.7rem ;
  border: none;
  padding: 1rem 3.7rem;
  margin-right: 1rem;
  font-size: 1.4rem;
  line-height: 2;
  font-weight: 700;
  letter-spacing: 0.01rem;  
}

.cta_button-left-button:hover {
  background-color: var(--success-color);
}

.cta_button-right-button {
  color: var(--secondary-color-1);
  background-color: transparent;
  border-radius: 3.7rem;
  border: 0.1rem solid var(--secondary-color-1);
  padding: 1rem 3.7rem;
  font-size: 1.4rem;
  line-height: 2;
  font-weight: 700;
  letter-spacing: 0.02rem;
}

.cta_button-right-button:hover {
  background-color: var(--success-color);
  border: 0.1rem solid var(--success-color);
}

.industry {
  background-color: var(--light-background-color);
  background-size: 100% 100%;
  padding-top: 10rem;
  padding-bottom: 10rem;
}

.industry-main-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4.5rem 0;
}
.industry_title {
  color: var(--text-color);
  text-align: center;
  margin-bottom: 1rem;
}
.industry_text {
  color: var(--second-text-color);
  text-align: center;
  max-width: 47rem;
}
.indusrty_cards {
  max-width: 105rem;
}

.indusrty_card-row_top {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  justify-content: space-between;
}

.bot {  
  justify-content: space-between;
  margin-bottom: 0;
}

.card-row {
  border: 0.1rem solid var(--border-card-row);
  max-width: 32.5rem;
  transition: transform 0.5s;
}

.card-row:hover {
  transform: scale(1.1);
  background-color: var(--bg-wwa-color);
}

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

.card-row_industry {
  padding: 3.5rem 4rem;
  display: flex;
  flex-direction: column;
}

.card-row_industry-main {
  display: flex;
  align-items: center;
  max-width: 20.5rem;
  margin-bottom: 1.5rem;
}

.card-row_title {
  color: var(--text-color);
}

.card-row_text {
  letter-spacing: 0.02rem;
  color: var(--second-text-color);
}

.card-row_icon-first {
  margin-right: 1.5rem;
}
.card-row_icon-second {
  margin-right: 1.5rem;
}
.card-row_icon-three {
  margin-right: 1.5rem;
}
.card-row_icon-four {
  margin-right: 1.5rem;
}
.card-row_icon-five {
  margin-right: 1.5rem;
}
.card-row_icon-six {
  margin-right: 1.5rem;
}

.who-we-are-background {
  background-color: var(--bg-wwa-color);
  position: relative;
  z-index: 0;
}

.who-we-are-background::after {
  background: var(--secondary-color-2);
  position: absolute;
  width: 100%;
  height: 50%;
  z-index: 1;
  content: '';
  bottom: 0;
}

.who-we-are_content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.who-we-are_content-main {
  text-align: center;
  margin-bottom: 5rem;
}
.who-we-are_title {
  color: var(--text-color);
  margin-bottom: 1rem;
}
.who-we-are_text {
  color: var(--second-text-color);
  max-width: 47rem;
}

.who-we-are_media {
  background-image: url(../img/who_we_are/bg-who-we-are.png);
  min-height: 44.2rem;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: auto;
  position: relative;
  z-index: 2;
  max-width: 100%;
  object-fit: cover;
}

.who-we-are_media::before {
  content: "";
  background: linear-gradient(180deg, rgba(0,0,0,.15), rgba(56,56,56,.84));
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
}

.media_button-play {
  display: grid;
  align-items: center;
  margin: auto;
  background-color: transparent;
  border: none;
  z-index: 4;
  transition: transform 0.3s;
}

a:hover {
  transform: scale(0.9);
}

.media_button-play:hover {
  transform: scale(1.1);  
}

.feedback-background {
  background-color:var(--bg-wwa-color);
  background-size: 100% 100%;
}

.feedback_content-main {
  margin-bottom: 8rem;
  text-align: center;
}

.feedback_title {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.feedback_main-text {
  color: var(--second-text-color);  
}

.feedback_card-row {
  max-width: 105rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.card-row_feedback {
  box-sizing: border-box;
  background-color: var(--light-background-color);
  border: 0.1rem solid var(--border-card-row-feeback-color);
  border-radius: 0.5rem;
  max-width: 32.7rem;
  padding: 3rem 3.5rem;
  transition: 0.3s;
}

.card-row_feedback:hover {
  transform: scale(1.1);
  border: 0.1rem solid var(--success-color);
}

.card-row_feedback-img {
  max-width: 11rem;
  margin-bottom: 2rem;
}

.card-row_feedback-subtitle {
  color: var(--second-text-color);
  margin-bottom: 2rem;
}

.card-row_feedback_author {
  max-width: 17rem;
  display: flex;
  flex-direction: row;
}

.feedback_author-name {
  color: var(--primary-color);
}

.feedback_author-name:hover {
  color: var(--success-color);
}

.proffesion {
  color: var(--text-color);
}

.proffesion:hover {
  color: var(--text-color);
}

.feedback_author-1 {
  margin-right: 1.5rem;
}

.feedback_author-2 {
  margin-right: 1.5rem;
}

.feedback_author-3 {
  margin-right: 1.5rem;
}

.make-an-appointment-background {
  background-image: url(../img/make_an_appointment/bg-make-an-appointment.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
}

.make-an-appointment {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.make-an-appointment_content {
  max-width: 60.2rem;
  padding: 4rem 0;
  
}
.make-an-appointment_content-main {
  margin-bottom: 4rem;
}

.make-an-appointment_subtitle {
  color: var(--text-color);
  margin-left: 0.9rem;
}

.make-an-appointment_title {
  color: var(--text-color);
}

.make-an-appointment_form {
  max-width: 60.2rem;
  margin-bottom: 6rem;
}

.form-name {
  background-color: var(--light-background-color);
  border: 0.1rem solid var(--muted-color);
  border-radius: 0.5rem;
  max-width: 28.5rem;
  height: 5rem;
}

.form-email {
  background-color: var(--light-background-color);
  border: 0.1rem solid var(--muted-color);
  border-radius: 0.5rem;
  max-width: 28.5rem;
  height: 5rem;
}

.select {
  background-color: var(--light-background-color);
  border: 0.1rem solid var(--muted-color);
  border-radius: 0.5rem;
  max-width: 29.1rem;
  height: 5rem;
}

.form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
  gap: 2rem;
}

.textarea {
  background-color: var(--light-background-color);
  border: 0.1rem solid var(--dark-background-color);
  border-radius: 0.5rem;
  height: 13rem;
  grid-column: 1 / 3;
  padding-top: 1.5rem;
}

.form-style {
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1.71;
  letter-spacing: 0.01rem;
  color: var(--muted-color);
  padding-left: 2rem;
  padding-right: 2rem;
}

.make-an-appointment_form-button {
 background-color: var(--primary-color);
 border-radius: 0.5rem;
 border: none;
 color: var(--light-text-color);
 padding: 1.5rem 4rem ;
 font-weight: 700;
 font-size: 1.4rem;
 line-height: 2;
 letter-spacing: 0.01em;
}

.make-an-appointment_form-button:hover {
  background-color: var(--success-color);
}

.make-an-appointment_banner {
  background-color: var(--light-background-color);
  width: 100%;
}

.make-an-appointment_banner-container {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.banner_title {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.banner_text {
  color: var(--second-text-color);
}

.banner_button {
  background-color: var(--primary-color);
  border-radius: 0.5rem;
  border: none;
  color: var(--light-text-color);
  font-size: 1.4rem;
  line-height: 2;
  font-weight: 500;
  letter-spacing: 0.02rem;
  padding: 1.5rem 4rem;
}

.banner_button:hover {
  background-color: var(--success-color);
}

.footer {
  background-color: var(--dark-background-color);
  padding-top: 0rem;
}

.footer_navbar {
  padding: 4rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  color: var(--light-text-color);
}

.footer_social-network {
  max-width: 24.3rem;
  margin-right: 5rem;
  display: flex;
  align-items: center;
}

.network-item {
  margin-right: 2rem;
}

.network-item:last-child {
  margin-right: 0rem;
}

.footer_nav {
  padding: 7rem 0;
  display: flex;
  flex-wrap: wrap;
}

.footer_nav_company-info {
  width: 15rem;
  margin-right: 3rem;
}

.company-info_title {
  color: var(--light-text-color);
  margin-bottom: 2rem;
}

.menu_item_footer {
  margin-bottom: 1rem;
}

.menu_item_footer:last-child {
  margin-bottom: 0;
}

.menu_link-footer {
  color: var(--border-card-row);
  font-weight: 500;
}

.menu_link-footer:hover {
  color: var(--hover-color);
}

.input-subscribe {
  background-color: var(--light-background-color);
  border: 0.1rem solid var(--border-color);
  border-radius: 0.5rem;
  width: 32rem;
  height: 5rem;
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1.71;
  letter-spacing: 0.01rem;
  color: var(--muted-color);
}

.input-button-subscribe {
  background-color: var(--primary-color);
  border: 0.1rem solid var(--border-color);
  border-radius: 0 0.5rem 0.5rem 0;
  padding: 1.5rem 2.5rem;
  font-weight: 400;
  font-size: 1.7rem;
  line-height: 2;
  letter-spacing: 0.01rem;
  color: var(--light-text-color);
  position: relative;
  bottom: 4.4rem;
  left: 18.8rem;
}

.input-button-subscribe:hover {
  background-color: var(--success-color);  
}

.footer-lorem {
  font-weight: 400;
  font-size: 1.1rem;
  line-height: 2.33;
  letter-spacing: 0.02rem;
  color: var(--muted-color);
  position: relative;
  bottom: 3.6rem;
}

@media(max-width: 40rem) {
  .header {
    background-image: none;
    background-color: var(--bg-wwa-color);
  }

  .header_nav {
    margin: 0 3.8rem;
  }

  .menu_button-icon {
    width: 2.4rem;
    height: 100%;
  }

  .menu_list {
    display: none;
  }

  .one {
    margin-left: 2.2rem;
  }
  
  .two {
    margin-left: 2.4rem;
  }
  .three {
    margin-left: 2.4rem;
  }

  .container {
    padding: 0;
  }
  
  .header-main {
    padding: 8rem 0;
  }

  .header-main_content {
    padding: 0;
  }

  .header_title {
    font-size: 4rem;
    line-height: 1.42;
    font-weight: 700;
    letter-spacing: 0.02rem;  
  }

  .header_subtitle {
    max-width: 27rem;
  }
  
  .header_cta {
    flex-direction: column;
    align-items: center;
  }

  .cta_button-left-button {
    margin-bottom: 2.5rem;
    margin-right: 0;
  }
  
  .industry-main {
    padding: 3rem 0;
    margin: 0 4rem 13rem;
  }

  .industry_text {
    min-width: 27rem;
  }

  .indusrty_card-row_top {
    flex-direction: column;
    align-content: center;
  }

  .card-row {
    flex-direction: column;
    margin-bottom: 3rem;
    overflow: auto;
  }

  .card-row:last-child {
    margin-bottom: 0;
  }

  .who-we-are-main {
    padding: 4.5rem 0;
    margin: 5.3rem 4.2rem 13rem;
  }

  .feedback-main {
    padding: 4.5rem 0;
    margin: 3rem 4.2rem 4.9rem;
  }

  .feedback_content-main {
    margin-bottom: 6rem;
  }
  
  .feedback_card-row {
    flex-direction: column; 
  }

  .card-row_feedback {
    margin-bottom: 3rem;
  }

  .card-row_feedback:last-child {
    margin-bottom: 0rem;
  }

  .make-an-appointment-main {
    margin: 3rem 4.2rem 0rem;
    padding: 4.5rem 0rem;
  }

  .make-an-appointment_title {
    font-size: 3.5rem;
  }

  .make-an-appointment_subtitle {
    margin-left: 0;
  }
  
  .make-an-appointment_banner-container {
    padding: 4rem 3.7rem;
    margin: 0rem 3rem;
    flex-direction: column;
    align-items: normal;
  }

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

  .textarea {
    max-width: 28.5rem;
}

  .banner-container_main {
    margin-bottom: 5rem;
  }

  .banner_button {
    text-align: center;
  }

  .footer_navbar {
    padding: 4rem 0;
    margin: 0 4.4rem;
    flex-direction: column;
    align-items: normal;
  }

  .footer_navbar-brand {
    margin-bottom: 5rem;
  }

  .footer_nav {
    padding: 7rem 0;
    margin: 0 4.6rem;
  }

  .footer_nav_company-info {
    margin-bottom: 3rem;
  }

  .footer_nav_company-info:last-child {
    margin-bottom: 0rem;
  }

  .input-subscribe {
    width: 24rem;
  }

  .input-button-subscribe {
    left: 12.8rem;
    padding-right: 1.5rem;
    padding-left: 1.5rem;
  }  
}

/* ВСЕ ЧТО ВЫШЕ КОД ВЕРСТКИ */

  .registration-icon {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-left: 2.2rem;
    transition: transform 0.3s ease;
  }

  .registration-icon:hover {
    transform: scale(0.9);
  }

  .registration-icon img {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
  }

  .registration-icon:hover img {
    transform: scale(0.95);
  }

  .registration-dialog {
    border: none;
    border-radius: 8px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }

  .registration-dialog::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
  }

  .dialog-content {
    padding: 2rem;
  }

  .dialog-title {
    color: var(--text-color);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 2.4rem;
  }

  .registration-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

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

  .form-label {
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 1.4rem;
  }

  .form-input {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1.4rem;
    font-family: "Roboto", sans-serif;
    transition: border-color 0.3s ease;
  }

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

  .form-input:user-valid {
    border-color: var(--success-color);
  }

  .form-input:user-invalid {
    border-color: var(--danger-color);
  }

  .password-container {
    position: relative;
    display: flex;
    align-items: center;
  }

  #password {
    flex: 1;
    padding-right: 4rem;
  }

  .show-password-btn {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    font-size: 1.6rem;
    transition: transform 0.3s ease;
  }

  .show-password-btn:hover {
    transform: scale(0.9);
  }

  .error-message {
    color: var(--danger-color);
    font-size: 1.2rem;
    margin-top: 0.5rem;
    min-height: 1.6rem;
  }

  .form-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
  }

  .submit-btn {
    background-color: var(--primary-color);
    color: var(--light-text-color);
    border: none;
    border-radius: 4px;
    padding: 1rem 2rem;
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    flex: 1;
    transition: all 0.3s ease;
  }

  .submit-btn:hover {
    background-color: var(--success-color);
    transform: scale(0.98);
  }

  .close-btn {
    background-color: var(--second-text-color);
    color: var(--light-text-color);
    border: none;
    border-radius: 4px;
    padding: 1rem 2rem;
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    flex: 1;
    transition: all 0.3s ease;
  }

  .close-btn:hover {
    background-color: var(--text-color);
    transform: scale(0.98);
  }

  @media (max-width: 40rem) {
    .registration-dialog {
        width: 95%;
        margin: 1rem;
    }
    
    .dialog-content {
        padding: 1.5rem;
    }
    
    .form-buttons {
        flex-direction: column;
    }
    
    .registration-icon {
        margin-left: 1.5rem;
    }
}