@import url('https://fonts.googleapis.com/css2?family=Karla:wght@200;400;600;700&family=Rubik:wght@200;400;600;700&display=swap');
* {
  margin: 0;
  padding: 0;
  font-family: "Karla", sans-serif;
}
html {
  scroll-behavior: smooth;
}
h2{
  text-align: center;
  font-family: 'Rubik', sans-serif;
  font-weight: 700;
  margin-bottom: 10px;
  font-size: 42px;
  font-style: normal;
}
:root {
  --primary-color: #344680;
  --primary-color-dark:#2f3f73;
  --paragraph-color:#444655;
  --accent-color:#DE595E;
  --shade-white: #F8F9FA;
  --white: #fff;
  --black: #000;
  --whatsapp-color:	#25D366;
}
a {
  color: var(--white);
}
.banner {
  width: 100%;
  height: 100vh;
  background-image: url("../img/background.webp");
  background-size: cover;
  background-position: center;
}
.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 52.32143%;
  background: -webkit-gradient(
    linear,
    left top,
    right top,
    from(#000000),
    to(transparent)
  );
  background: -o-linear-gradient(left, #000000, transparent);
  background: linear-gradient(90deg, #000000, transparent);
  pointer-events: none;
  opacity: 0.84;
  mix-blend-mode: multiply;
}
.navbar {
  width: 100%;
  margin: auto;
  padding: 25px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 1;
  transition: 0.5s;
}
.logo {
  width: 180px;
  margin-left: 80px;
  cursor: pointer;
  z-index: 1;
}
#logoDark {
  width: 180px;
  display: none;
  z-index: 1;
}
.navbar ul{
  display: flex;
  gap:30px;
  margin-right: 80px;
}
.navbar ul li {
  list-style: none;
  display: inline-block;
  position: relative;
}
.navbar ul li a {
  text-decoration: none;
  text-transform: uppercase;
  font-family: 'Rubik',sans-serif;
  font-weight: 200;
  transition: 0.5s;
}

.navbar ul li a:hover {
  cursor: pointer;
}
.navbar ul li::after {
  content: "";
  height: 3px;
  width: 0;
  background: var(--primary-color);
  position: absolute;
  left: 0;
  bottom: -10px;
  transition: 0.5s;
}

.navbar ul li:hover::after {
  width: 100%;
}
.banner .banner-content {
  position: absolute;
  max-width: 600px;
  top: 35%;
  text-align: left;
  color: var(--white);
  padding-left: 80px;
}
.banner .banner-content h1 {
  font-size: 48px;
  margin-top: 8px;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
}
.banner .banner-content h2{
  font-weight: 200;
  margin-top: 10px;
  font-size: 32px;
  font-family: 'Karla', sans-serif;
  text-align: left;
}
.button {
  width: 200px;
  padding: 15px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 20px 0;
  border-radius: 25px;
  font-weight: 400;
  border: none;
  transition: 0.5s;
  cursor: pointer;
  text-transform: capitalize;
  overflow: hidden;
  color: var(--white);
  background-color: var(--primary-color);
  font-size: 16px;
}
.button:hover {
  background-color: var(--accent-color);
  color: var(--white);
}
.icon {
  color: var(--white);
  margin: 0 10px 0 0;
}
.button:hover .icon {
  color: var(--white);
}

/* 
 SECTION ABOUT
*/

.about {
  scroll-margin-top: 60px;
  padding:80px;
  background-color: var(--white);
}
.about h2 {
  text-align: center;
  font-family: 'Rubik', sans-serif;
  font-weight: 700;
  margin-bottom: 10px;
  font-style: normal;
  color:var(--primary-color);
}
.about p {
  margin-bottom: 20px;
  color: var(--paragraph-color);
  font-family: 'Karla', sans-serif;
  text-align: justify;
  margin:0 80px 60px 80px;  
  line-height: 1.8rem;
  font-size: 18px;
}
.about .about-container {
  display: flex;
  flex-direction: row;
}
.about .about-container .about-content {
  display: flex;
  flex-direction: column;
  text-align: justify;
}
.about .about-container .about-content:nth-child(2) {
  display: flex;
  flex-direction: column;
  margin-left: 50px;
  text-align: justify;
}

.about .about-container .about-content p{
  font-size: 18px;
  margin:0;
  text-align: justify;
  color: var(--paragraph-color);
}

.about .about-container .about-content img {
  width:450px;
  height: auto;
  resize: both;
  align-self: baseline;
  margin-top: auto;
  /* box-shadow: rgba(0, 0, 0, 0.22) 0px 4px 4px; */
}

.services {
  scroll-margin-top: 60px;
  padding: 80px;
  background-color: var(--shade-white);
  /* background-color: var(--shade-white); */
}
.services h2 {
  text-align: center;
  margin-bottom: 10px;
  color:var(--primary-color);
}

.services p {
  margin-bottom: 20px;
  color: var(--paragraph-color);
  line-height: 1.6rem;
  text-align: center;
  font-size: 18px;
}
.services p:nth-child(3) {
  margin-bottom: 20px;
  line-height: 1.6rem;
  text-align: justify;
  font-size: 18px;
}
/*COLLAPSBLE */
.services .collapsible li{
  list-style: none;
}
.services .collapsible li span {
  font-weight: 600;
  font-family: 'Rubik',sans-serif;
  font-size: 18px;
  margin-left: 10px;
  color:var(--paragraph-color);

}
.services .collapsible li span:hover {
  cursor:pointer;
}
.services .collapsible-item{
  margin:40px 0;
}

.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container{
  display:flex;
  flex-direction: row;
}
.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-content{

}

.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-content p{
  color: var(--paragraph-color);
  font-size: 18px;
  line-height: 1.6rem;
  text-align: justify;
  font-weight: 400;
}



.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-content ul{
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(300px,1fr));
  gap:20px;
}
.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-content ul li{
  color: var(--paragraph-color);
  line-height: 1.4rem;
  text-align: justify;
  font-weight: 200;
  font-size: 18px;
  margin: 0;
  list-style: disc;
  margin-left: 20px;
}

.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-content ul li::marker{
  color: var(--accent-color);
  font-size:26px;
}
.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-img{
}
.services .collapsible .collapsible-item .collapsible-wrapper .collapsible-container .collapsible-img img{
  width:450px;
  height: auto;
  resize: both;
}
#collapsible-acoustic img {
  margin-left: 50px;
}
#collapsible-noise img {
  margin-right: 50px;
}
#collapsible-industrial img {
  margin-left: 50px;
}
#collapsible-termic img {
  margin-right: 50px;
}

/**/

.customers {
  scroll-margin-top: 60px;
  padding:80px;
}
.customers h2 {
  text-align: center;
  margin-bottom: 40px;
  font-family: 'Rubik',sans-serif;
  color:var(--primary-color);
}
.customers p {
  margin-bottom: 20px;
  line-height: 1.6rem;
  color: var(--paragraph-color);
}

.customers-container {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
  gap:20px;
}
.customer-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--white);
  transition: 0.5s;
}
.customer-item p{
  font-family: 'karla',sans-serif;
}
.customer-item:hover {
  box-shadow: rgba(0, 0, 0, 0.22) 0px 4px 4px;
}
.customer-item img {
  width: 48px;
  height: 48px;
  margin-right: 10px;
  padding: 10px;
}
.contact{
  scroll-margin-top: 60px;
  padding: 80px;
  background-color: #ebedf2;
}
.contact h2{
  text-align: center;
  color:var(--primary-color);
}
.contact p{
  margin-bottom: 20px;
  color: var(--paragraph-color);
  font-family: 'Karla', sans-serif;
  text-align: center;
  line-height: 1.8rem;
  font-size: 18px;
}
.contact .contact-container{
  flex:1;
  margin-left: 20px;
  background-color: #fff;
  padding: 40px;
  border-radius: 10px;
  align-items: center;
  width: 600px;
  margin: 0 auto;
}
.contact .contact-container form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact .contact-container form .contact-header{
  gap:10px;
  width: 600px;
  margin: 5px auto;
  
}

.contact .contact-container form .contact-header .item{
  display:flex;
  flex-direction: row;
  background-color: var(--shade-white);
  border-radius: 10px;
  align-items: center;
  padding:20px;
}
.contact .contact-container form .contact-header .item:nth-child(1) i{
  color:var(--whatsapp-color);
}

.contact .contact-container form .contact-header .item i{
  color:var(--paragraph-color);
}
.contact .contact-container form .contact-header .item p{
  color:var(--paragraph-color);
  opacity: 0.8;
  margin:auto 5px;
}

.contact .contact-container form .contact-header .contact-phone-container{
  display:flex;
  flex-direction: row;
  gap:5px;
  margin-bottom: 5px;
}

.contact .contact-container form .contact-header .contact-phone-container .item{
  flex-direction: row;
  background-color: var(--shade-white);
  border-radius: 10px;
  align-items: center;
  padding:20px;
}

.contact .contact-container form .input-container {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.contact .contact-container form .input-container label{
  color:var(--paragraph-color);
  margin-bottom: 5px;
  opacity: 0.8;
}
.contact .contact-container form input {
  height: 50px;
  box-sizing: none;
  outline: none;
  border:none;
  padding-left: 10px;
  background-color: var(--shade-white);
  border-radius: 10px;

}

.contact .contact-container form textarea {
  min-height: 100px;
  margin-bottom: 5px;
  box-sizing: none;
  outline: none;
  border:none;
  background-color: var(--shade-white);
  border-radius: 10px;
}

.contact .contact-container form input[type="submit"] {
  width: 200px;
  padding: 5px 10px;
  border-radius: 25px;
  font-weight: 400;
  border: none;
  transition: 0.7s;
  cursor: pointer;
  align-self: flex-start;
  color: var(--white);
  text-transform: capitalize;
  background-color: var(--primary-color);
}

.contact .contact-container form input[type="submit"]:hover {
  background-color: var(--accent-color);
}

.footer{
  background-color: var(--primary-color-dark);
  padding-bottom: 40px;
  text-align: center;
  color:#fff;
  box-shadow: 0px 2px 10px 0px #333;
  z-index: 2;
}
.footer .footer-container{
  display: flex;
  flex-direction: row;
  padding: 60px 120px;
  margin-bottom: 40px;
  background-color: var(--primary-color);
}
.footer .footer-container .footer-item{
  display: flex;
  flex-direction: column;
  justify-items: flex-start;
  align-items: flex-start;
}
.footer .footer-container .footer-item:nth-child(1){
  flex:1;
}
.footer .footer-container .footer-item p{
  text-align: left;
  font-size: 16px;
  font-weight: 200;
  margin:30px 0;
}
.footer  .footer-container .footer-item .footer-icons{
  margin-top: 40px;
}
.footer  .footer-container .footer-item .footer-icons i{
  opacity: 0.7;
  cursor:pointer;
}
.footer  .footer-container .footer-item .footer-icons i:hover{
  opacity: 1;
  cursor:pointer;
  box-shadow: 0px 1px 10px #ccc;
  border-radius: 48px;
}
.footer .footer-container .footer-item img{
  height:50px;
}
.footer .footer-container .footer-item  ul{
  display: flex;
  flex-direction: row;
  gap:50px;
  justify-content: left;
  text-align: left;
  margin:20px 0px;
}
.footer .footer-container .footer-item  ul li{
  list-style: none;
}

.footer .footer-container .footer-item  ul li a{
  text-decoration: none;
  text-transform: uppercase;
  transition: 0.5s;
  font-weight: bold;
  font-size: 16px;
  opacity: 0.9;
}
.footer .footer-container .footer-item  ul li a:hover{
  color:var(--accent-color);
  cursor: pointer;
}

.footer .footer-container .footer-item ul li .innerlinks ul{
  display: flex;
  flex-direction: column;
  gap:15px;
  justify-content: left;
  text-align: left;
}

.footer .footer-container .footer-item ul li .innerlinks ul li{
  font-weight: 400;
  opacity: 0.7;
}