html {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

*,
*::before,
*::after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
  padding: 0;
  margin: 0;
}

@font-face {
  font-family: "Roboto-Regular";
  src: url("../fonts/Roboto-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  /* url("/fonts/roboto.woff") format("woff"); */
}

@font-face {
  font-family: "Roboto-Medium";
  src: url("../fonts/Roboto-Medium.ttf") format("truetype");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  /* url("/fonts/roboto.woff") format("woff"); */
}

body {
  font-family: "Roboto-Regular", Arial, sans-serif;
  font-size: 18px;
  line-height: 22px;
  background-color: #f8f8f8;
}

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

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

a {
  text-decoration: none;
  color: inherit;
  padding: 0;
  margin: 0;
  cursor: pointer;
}

.container {
  max-width: 1920px;
  width: 100%;
  padding: 0;
  margin: 0 auto;
  background-color: #FFFFFF;
}

.hidden {
  display: none;
  visibility: hidden;
  width: 0;
  height: 0;
  margin: 0;
  opacity: 0;
}

img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}

.title {
  font-family: "Roboto-Medium", Arial, sans-serif;
  text-align: center;
  font-size: 36px;
  line-height: 44px;
}

.subtitle {
  font-size: 26px;
  line-height: 110%;
}

.title,
.subtitle {
  margin-bottom: 40px;
}

.box {
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.2);
  padding: 15px;
  border: 2px solid #fff;
  border-radius: 20px/50px;
  background-clip: padding-box;
  text-align: center;
  display: flex;
  justify-content: start;
}

.button {
  font-size: 1em;
  padding: 10px;
  color: #919191;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease-out;
}

.button:hover {
  background: #dadada;
}

.overlay {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  transition: opacity 500ms;
  visibility: hidden;
  opacity: 0;
  padding-right: 50px;
  padding-left: 50px;
}

.overlay:target {
  visibility: visible;
  opacity: 1;
}

.popup {
  margin: 70px auto;
  padding: 20px;
  background: #fff;
  max-width: 1200px;
  width: 90%;
  position: relative;
  transition: all 5s ease-in-out;
}

.popup h2 {
  margin-top: 0;
  color: #333;
  font-family: Tahoma, Arial, sans-serif;
}

.popup .close {
  position: absolute;
  top: 20px;
  right: 30px;
  transition: all 200ms;
  font-size: 30px;
  font-weight: bold;
  text-decoration: none;
  color: #333;
}

.popup .close:hover {
  color: #797a7a;
}


.content {
  display: flex;
  flex-direction: column;
  max-width: 1200px;
  width: 100%;
}

.about__text-more {
  padding-top: 30px;

  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 15px;
  line-height: 110%;
  text-align: justify;
  color: #000000;
}

@media (max-width: 1380px) {
  body {
    font-size: 17px;
    line-height: 21px;
  }
}

@media (max-width: 1080px) {
  body {
    font-size: 16px;
    line-height: 20px;
  }

  .title {
    font-size: 34px;
    line-height: 40px;
    margin-bottom: 30px;
  }
}

@media (max-width: 780px) {
  body {
    font-size: 15px;
    line-height: 19px;
  }

  .title {
    font-size: 30px;
    line-height: 38px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 14px;
    line-height: 18px;
  }

  .title {
    font-size: 29px;
    line-height: 37px;
    margin-bottom: 20px;
  }
}

@media (max-width: 560px) {
  .title {
    font-size: 24px;
    line-height: 34px;
  }
}

@media (max-width: 480px) {
  .title {
    font-size: 22px;
    line-height: 26px;
  }
}

@media (max-width: 380px) {
  .title {
    font-size: 20px;
    line-height: 24px;
    margin-bottom: 10px;
  }
}

.header-top__wrap {
  padding: 10px 80px 10px 80px;
  background-color: #F0F0F0;
}

@media (max-width: 1080px) {
  .header-top__wrap {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.header__contacts-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: end;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 30px;
}

@media (max-width: 640px) {
  .header__contacts-list {
    gap: 20px;
  }
}

.header__contacts-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: end;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.header__contacts-link:hover {
  color: #EA1D1F;
}

.header__contacts-link--tel {
  position: relative;
  padding-left: 35px;
}

@media (max-width: 640px) {
  .header__contacts-link--tel {
    padding-left: 20px;
  }
}

.header__contacts-link--tel img {
  position: absolute;
  top: 50%;
  left: 0;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
  display: inline-block;
  width: 25px;
  height: 25px;
}

@media (max-width: 640px) {
  .header__contacts-link--tel img {
    width: 15px;
    height: 15px;
  }
}

.header__contacts-link--mail {
  position: relative;
  padding-left: 35px;
}

@media (max-width: 640px) {
  .header__contacts-link--mail {
    padding-left: 20px;
  }
}

.header__contacts-link--mail img {
  position: absolute;
  top: 50%;
  left: 0;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
  display: inline-block;
  width: 25px;
  height: 25px;
}

@media (max-width: 640px) {
  .header__contacts-link--mail img {
    width: 15px;
    height: 15px;
  }
}

.header__contacts-link--telegram {
  display: inline-block;
  width: 25px;
  height: 25px;
}

@media (max-width: 640px) {
  .header__contacts-link--telegram {
    width: 20px;
    height: 20px;
  }
}

.header__contacts-link--viber {
  display: inline-block;
  width: 25px;
  height: 25px;
  margin-left: 10px;
}

@media (max-width: 640px) {
  .header__contacts-link--viber {
    width: 20px;
    height: 20px;
  }
}

.header__contacts-link--tel2 {
  margin-left: 16px;
}

@media (max-width: 640px) {
  .header__contacts-link--tel2 {
    display: none;
  }
}

.header-bottom__wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  padding: 10px 80px 10px 80px;
}

@media (max-width: 1080px) {
  .header-bottom__wrap {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.logo {
  width: 260px;
  height: 65px;
}

@media (max-width: 640px) {
  .logo {
    width: 180px;
    height: 30px;
  }
}

@media (max-width: 480px) {
  .logo {
    width: 130px;
    height: 20px;
  }
}

.logo__link,
.logo__img {
  display: inline-block;
  width: 100%;
  height: 100%;
}

.menu__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: end;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.menu__item {
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

.menu__item:not(:first-child) {
  padding-left: 40px;
}

@media (max-width: 640px) {
  .menu__item:not(:first-child) {
    padding-left: 30px;
  }
}

@media (max-width: 480px) {
  .menu__item:not(:first-child) {
    padding-left: 15px;
  }
}

.menu__item:hover {
  color: #EA1D1F;
}

.topscreen-wrap {
  padding: 0px 80px 50px 80px;
}

@media (max-width: 1080px) {
  .topscreen-wrap {
    padding-left: 10px;
    padding-right: 10px;
    padding-bottom: 0px;
  }
}

.topscreen__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.topscreen__item-left {
  -ms-flex-preferred-size: 66%;
  flex-basis: 100%;
  max-height: 680px;
}

.topscreen__item-right {
  -ms-flex-preferred-size: 33%;
  flex-basis: 33%;
}

.topscreen__link {
  display: block;
}

.topscreen__img {
  -o-object-fit: contain;
  object-fit: contain;
}

.biz__text {
  padding: 70px 120px 70px 120px;
  background: rgba(0, 142, 213, 0.2);
  font-size: 23px;
  line-height: 36px;
  text-align: center;
}

@media (max-width: 1080px) {
  .biz__text {
    padding: 40px 10px 40px 10px;
    font-size: 19px;
    line-height: 35px;
  }
}

@media (max-width: 780px) {
  .biz__text {
    padding: 20px 10px 20px 10px;
    font-size: 18px;
    line-height: 30px;
  }
}

@media (max-width: 640px) {
  .biz__text {
    font-size: 16px;
    line-height: 26px;
  }
}

@media (max-width: 480px) {
  .biz__text {
    font-size: 14px;
    line-height: 20px;
  }
}

.catalog__title {
  padding-top: 60px;
}

@media (max-width: 1080px) {
  .catalog__title {
    padding-top: 50px;
    margin-bottom: 30px;
  }
}

@media (max-width: 960px) {
  .catalog__title {
    padding-top: 40px;
  }
}

@media (max-width: 780px) {
  .catalog__title {
    padding-top: 30px;
    margin-bottom: 20px;
  }
}

.catalog__subtitle {
  color: #025279;
  margin-left: 80px;
  margin-bottom: 30px;
  font-size: 30px;
  line-height: 115%;
}

@media (max-width: 1080px) {
  .catalog__subtitle {
    margin-left: 10px;
    font-size: 28px;
  }
}

@media (max-width: 960px) {
  .catalog__subtitle {
    font-size: 24px;
    margin-bottom: 20px;
  }
}

@media (max-width: 480px) {
  .catalog__subtitle {
    font-size: 20px;
  }
}

.catalog__label {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  background-color: #EA1D1F;
  font-size: 22px;
  line-height: 115%;
  color: #FFFFFF;
  padding: 25px 40px 30px 40px;
  margin-bottom: 30px;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

@media (max-width: 1080px) {
  .catalog__label {
    padding: 20px 30px 25px 30px;
  }
}

@media (max-width: 780px) {
  .catalog__label {
    padding: 15px 25px 20px 25px;
    margin-bottom: 20px;
  }
}

@media (max-width: 480px) {
  .catalog__label {
    padding: 10px 20px 15px 20px;
    font-size: 18px;
    margin-bottom: 15px;
  }
}

.catalog__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: stretch;
  -ms-flex-align: stretch;
  align-items: stretch;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  padding-left: 80px;
  padding-right: 80px;
  margin-bottom: 40px;
}

@media (max-width: 1080px) {
  .catalog__list {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.catalog__list.catalog__list--airducts,
.catalog__list.catalog__list--valves {
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

@media (max-width: 960px) {

  .catalog__list.catalog__list--airducts,
  .catalog__list.catalog__list--valves {
    -webkit-box-pack: space-evenly;
    -ms-flex-pack: space-evenly;
    justify-content: space-evenly;
  }
}

@media (max-width: 960px) {

  .catalog__list.catalog__list--airducts,
  .catalog__list.catalog__list--valves {
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
  }
}

.catalog__item {
  -ms-flex-preferred-size: 15%;
  flex-basis: 15%;
  border: 2px solid #008ED5;
  padding: 10px;
  margin-bottom: 40px;
  text-align: center;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
}

@media (max-width: 1600px) {
  .catalog__item {
    -ms-flex-preferred-size: 23%;
    flex-basis: 23%;
  }
}

@media (max-width: 960px) {
  .catalog__item {
    -ms-flex-preferred-size: 30%;
    flex-basis: 30%;
  }
}

@media (max-width: 640px) {
  .catalog__item {
    -ms-flex-preferred-size: 45%;
    flex-basis: 45%;
  }
}

.catalog__list--airducts .catalog__item,
.catalog__list--valves .catalog__item {
  margin-left: 10px;
  margin-right: 10px;
}

@media (max-width: 960px) {

  .catalog__list--airducts .catalog__item,
  .catalog__list--valves .catalog__item {
    margin-left: 0;
    margin-right: 0;
  }
}

.catalog__item:hover {
  -webkit-transform: scale(1.05);
  transform: scale(1.05);
}

.catalog__item-link {
  display: inline-block;
  max-width: 250px;
  width: 100%;
  height: 150px;
}

@media (max-width: 1600px) {
  .catalog__item-link {
    height: 100px;
  }
}

@media (max-width: 960px) {
  .catalog__item-link {
    height: 70px;
  }
}

.catalog__item-img {
  display: inline-block;
  width: 100%;
  height: 100%;
  margin-bottom: 10px;
}

.catalog__item-img {
  -o-object-fit: contain;
  object-fit: contain;
}

.catalog__item-text {
  text-align: center;
}

.catalog__list.catalog__list-promo {
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  border-top: 2px solid #EA1D1F;
  border-bottom: 2px solid #EA1D1F;
  padding-top: 40px;
}

.catalog__item.catalog__item-promo {
  border: none;
  padding-left: 5px;
  padding-right: 5px;
}

.about {
  margin-top: -40px;
}

.about__title {
  padding-top: 30px;
  margin-bottom: 40px;
}

@media (max-width: 1360px) {
  .about__title {
    margin-bottom: 30px;
  }
}

@media (max-width: 960px) {
  .about__title {
    margin-bottom: 30px;
    padding-top: 20px;
  }
}

.about__wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  padding-left: 80px;
}

@media (max-width: 1080px) {
  .about__wrap {
    padding-left: 15px;
  }
}

@media (max-width: 860px) {
  .about__wrap {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
  }
}

.about__text {
  -ms-flex-preferred-size: 80%;
  flex-basis: 80%;
  padding-right: 80px;
}

@media (max-width: 1080px) {
  .about__text {
    padding-right: 15px;
  }
}

.about__img-box {
  -ms-flex-preferred-size: 20%;
  flex-basis: 20%;
}

.about__img {
  width: auto;
  height: auto;
  max-height: 650px;
  -o-object-fit: contain;
  object-fit: contain;
}

@media (max-width: 1080px) {
  .about__img {
    max-height: 550px;
  }
}

@media (max-width: 860px) {
  .about__img {
    display: none;
  }
}

.about__text-list {
  list-style-type: disc;
  -webkit-margin-start: 40px;
  margin-inline-start: 40px;
}

.about__link {
  text-decoration: underline;
  display: inline-block;
  margin-bottom: 10px;
}

.about__link:hover {
  text-decoration: none;
}

.about__tel {
  color: #008ED5;
  white-space: nowrap;
}

.about__tel:hover {
  color: #115475;
}

.technology__title {
  padding: 40px 80px 0px 80px;
}

@media (max-width: 1080px) {
  .technology__title {
    padding-left: 10px;
    padding-right: 10px;
    padding-bottom: 0px;
  }
}

.technology__subtitle {
  font-family: "Roboto-Medium", Arial, sans-serif;
  font-size: 30px;
  line-height: 115%;
  text-align: center;
  margin-bottom: 50px;
}

@media (max-width: 1080px) {
  .technology__subtitle {
    margin-left: 10px;
    font-size: 28px;
    margin-bottom: 40px;
  }
}

@media (max-width: 960px) {
  .technology__subtitle {
    font-size: 24px;
    margin-bottom: 30px;
  }
}

@media (max-width: 640px) {
  .technology__subtitle {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .technology__subtitle {
    font-size: 18px;
    margin-bottom: 20px;
  }
}

.technology__img {
  padding-left: 80px;
  padding-right: 80px;
}

@media (max-width: 1080px) {
  .technology__img {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.contacts__wrap {
  padding-top: 60px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

@media (max-width: 1360px) {
  .contacts__wrap {
    padding-top: 40px;
  }
}

@media (max-width: 960px) {
  .contacts__wrap {
    padding-top: 30px;
  }
}

@media (max-width: 780px) {
  .contacts__wrap {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-align: stretch;
    -ms-flex-align: stretch;
    align-items: stretch;
  }
}

.contacts__descr {
  padding: 30px 10px 30px 80px;
}

@media (max-width: 1080px) {
  .contacts__descr {
    padding-left: 15px;
  }
}

.contacts__descr {
  -ms-flex-preferred-size: 38%;
  flex-basis: 38%;
}

@media (max-width: 1360px) {
  .contacts__descr {
    -ms-flex-preferred-size: 50%;
    flex-basis: 50%;
  }
}

@media (max-width: 780px) {
  .contacts__descr {
    -ms-flex-preferred-size: 100%;
    flex-basis: 100%;
  }
}

.contacts__map {
  -ms-flex-preferred-size: 60%;
  flex-basis: 60%;
}

@media (max-width: 1360px) {
  .contacts__map {
    -ms-flex-preferred-size: 50%;
    flex-basis: 50%;
  }
}

@media (max-width: 780px) {
  .contacts__map {
    -ms-flex-preferred-size: 100%;
    flex-basis: 100%;
  }
}

.contacts__map iframe {
  width: 100%;
  height: 500px;
}

@media (max-width: 1360px) {
  .contacts__map iframe {
    height: 450px;
  }
}

@media (max-width: 960px) {
  .contacts__map iframe {
    height: 400px;
  }
}

@media (max-width: 780px) {
  .contacts__map iframe {
    height: 300px;
  }
}

.contacts__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.contacts__item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin-bottom: 35px;
}

@media (max-width: 780px) {
  .contacts__item {
    margin-bottom: 15px;
  }
}

.contacts__item-ico {
  width: 30px;
  height: 30px;
  margin-right: 30px;
}

.footer {
  margin-top: -5px;
}

.footer__wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  background-color: #000000;
  color: #FFFFFF;
  padding: 30px 80px 30px 80px;
}

@media (max-width: 1080px) {
  .footer__wrap {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.footer__left {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.footer__logo-link {
  display: inline-block;
  width: 260px;
  height: 65px;
  margin-bottom: 30px;
}

@media (max-width: 640px) {
  .footer__logo-link {
    width: 180px;
    height: 30px;
  }
}

@media (max-width: 480px) {
  .footer__logo-link {
    width: 130px;
    height: 20px;
  }
}

.footer__logo {
  display: inline-block;
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}

.footer__item {
  margin-bottom: 20px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

@media (max-width: 960px) {
  .footer__item {
    margin-bottom: 10px;
  }
}

.footer__item:hover {
  color: #EA1D1F;
}

@-webkit-keyframes pulse {
  from {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }

  50% {
    -webkit-transform: scale3d(1.05, 1.05, 1.05);
    transform: scale3d(1.05, 1.05, 1.05);
  }

  to {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}

@keyframes pulse {
  from {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }

  50% {
    -webkit-transform: scale3d(1.05, 1.05, 1.05);
    transform: scale3d(1.05, 1.05, 1.05);
  }

  to {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}

.fly-button {
  position: fixed;
  z-index: 999;
  bottom: 120px;
  right: 10px;
  -webkit-animation: 2s pulse ease-in-out infinite;
  animation: 2s pulse ease-in-out infinite;
}

@media (max-width: 780px) {
  .fly-button {
    bottom: 110px;
  }
}

.fly-button__img {
    position: relative;
    width: 65px;
    height: 89px;
}
@media (max-width: 780px) {
  .fly-button__img {
    width: 54px;
    height: 74px;
  }
}

@media (max-width: 480px) {
  .fly-button__img {
    width: 40px;
    height: 55px;
  }
}

.fly-button__text {
  opacity: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.8);
  -webkit-transition: all 0.6s;
  transition: all 0.6s;
  font-size: 16px;
  border-radius: 10px;
  padding-left: 3px;
  padding-right: 3px;
}

.fly-button:hover .fly-button__text {
  opacity: 1;
  top: 1%;
}
.social{
  width: 30px;
  height: 30px;
}
      /* Стили для первой кнопки (справа) */
        .callback-widget {
            position: fixed;
            top: 50%;
            right: 0;
            transform: translateY(-50%);
            z-index: 1000;
        }

        .callback-btn {
            background: #ff6b35;
            color: white;
            padding: 15px 20px;
            border: none;
            border-radius: 5px 0 0 5px;
            cursor: pointer;
            font-weight: bold;
            box-shadow: -2px 2px 10px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            margin-bottom: 10px;
        }

        .callback-btn:hover {
            background: #e55a2b;
        }

        /* Стили для второй кнопки (внизу) */
        .calculate-widget {
            position: fixed;
            bottom: 100px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: #2c3e50;
            padding: 15px 30px;
            border-radius: 5px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        }

        .calculate-btn {
            background: #3498db;
            color: white;
            padding: 15px 30px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            font-size: 16px;
            transition: all 0.3s ease;
        }

        .calculate-btn:hover {
            background: #2980b9;
            transform: translateY(-2px);
        }

        /* Общие стили форм */
        .callback-form, .calculate-form {
            display: none;
            position: absolute;
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.3);
            width: 400px;
            z-index: 1001;
        }

        .callback-form {
            right: 100%;
            top: 0;
            border-radius: 10px 0 0 10px;
        }

        .calculate-form {
            bottom: 100%;
            left: 50%;
            transform: translateX(-50%);
            margin-bottom: 10px;
        }

        .callback-form.active, .calculate-form.active {
            display: block;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
            color: #333;
        }

        .form-group input, 
        .form-group textarea, 
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 6px;
            font-size: 14px;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus, 
        .form-group textarea:focus, 
        .form-group select:focus {
            border-color: #3498db;
            outline: none;
        }

        .form-group textarea {
            height: 80px;
            resize: vertical;
        }

        .required::after {
            content: " *";
            color: #e74c3c;
        }

        .error {
            color: #e74c3c;
            font-size: 12px;
            margin-top: 5px;
            display: none;
        }

        .submit-btn {
            background: #3498db;
            color: white;
            padding: 15px 25px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            width: 100%;
            font-weight: bold;
            font-size: 16px;
            transition: all 0.3s ease;
        }

        .submit-btn:hover {
            background: #2980b9;
        }

        .success-message {
            color: #27ae60;
            text-align: center;
            margin-top: 15px;
            font-weight: bold;
            display: none;
        }

        .error-message {
            color: #e74c3c;
            text-align: center;
            margin-top: 15px;
            font-weight: bold;
            display: none;
        }

        .loading {
            display: none;
            text-align: center;
            margin-top: 15px;
            color: #7f8c8d;
        }

        .file-input {
            padding: 8px;
        }

        .file-input::-webkit-file-upload-button {
            background: #3498db;
            color: white;
            padding: 8px 15px;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            margin-right: 10px;
        }

        .form-title {
            text-align: center;
            margin-bottom: 20px;
            color: #2c3e50;
            font-size: 20px;
            font-weight: bold;
        }

        .close-btn {
            position: absolute;
            top: 10px;
            right: 15px;
            background: none;
            border: none;
            font-size: 20px;
            cursor: pointer;
            color: #999;
        }

        .close-btn:hover {
            color: #333;
        }