@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@100;200;300;400;500;600;700;800;900&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.logo-img {
  height: auto;
  max-width: 100%;
}

.logo-img img {
  width: 85%;
  aspect-ratio: auto 250 / 55;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-content: start;
  flex-wrap: nowrap;
  gap: 1.5rem;
  padding-top: 2%;
  width: 100%;
  background: #F6F6F6;
  padding-bottom: 2rem;
}

.navbar-left {
  display: flex;
  padding-left: 6rem;
}

.navbar-right {
  flex-wrap: nowrap;
  margin-right: 4rem;
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
}

.navbar ul li {
  text-decoration: none;
  display: flex;
  font-size: 1rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  color: #000000;
  flex-direction: row;
  justify-content: space-around;
  display: inline-block;
  font-style: normal;
  font-weight: 500;
  line-height: 1.5;
  margin-left: 2.5rem;
  margin-top: 1rem;
  cursor: pointer;
  position: relative;

}

.navbar ul li:hover {
  text-decoration: underline;
  transition: 1s;
}

.btn-contact {
  background-color: rgb(227, 4, 37);
  border-radius: 100px;
  text-align: center;
  font-size: 1rem;
  font-family: "Roboto", sans-serif;
  font-weight: normal;
  border: none;
  outline: none;
  padding: 8px;
  position: relative;
  min-width: 64px;
  width: 95px;
  height: 36px;
  overflow: visible;
  white-space: nowrap;
  color: white;
  cursor: pointer;
  transition: 0.5s;
}

.btn-contact:hover {
  box-shadow: 1px 1px 5px 1px rgb(227, 4, 37);
  transition: 0.5s;
}

.instagram-logo {
  margin-top: 3%;
  margin-left: 1rem;
}

.linkedin-logo {
  margin-top: 3%;
}

.instagram-logo:hover {
  transform: scale(1.1);
  transition: all ease 0.4s;
}

.linkedin-logo:hover {
  transform: scale(1.1);
  transition: all ease 0.4s;
}

.slider {
  max-width: 1200px;
  width: 100%;
  height: 100%;
  border-radius: 20px;
  overflow: hidden;
  justify-content: center;
  padding-top: 5rem;
  margin: auto;
  object-fit: cover;
}

.slides {
  width: 500%;
  height: 500px;
  display: flex;
}

.slides input {
  display: none;
}

.slide {
  width: 20%;
  transition: 2s;
}

.slide img {
  width: 100%;
  height: 100%;
}

/*css for manual slide navigation*/

.navigation-manual {
  position: absolute;
  width: 1200px;
  margin-top: 20px;
  display: flex;
  justify-content: center;
}

.manual-btn {
  border: none;
  padding: 5px;
  border-radius: 10px;
  cursor: pointer;
  transition: 1s;
  background: gray;
}

.manual-btn:not(:last-child) {
  margin-right: 10px;
}

.manual-btn:hover {
  background: rgba(0, 0, 0, 0.8);
}

#radio1:checked~.first {
  margin-left: 0;
}

#radio2:checked~.first {
  margin-left: -20%;
}

#radio3:checked~.first {
  margin-left: -40%;
}

#radio4:checked~.first {
  margin-left: -60%;
}
#radio5:checked~.first {
  margin-left: -80%;
}

/*css for automatic navigation*/

.navigation-auto {
  position: absolute;
  display: flex;
  width: 1200px;
  justify-content: center;
  margin-top: 520px;
}

.navigation-auto div {
  border: none;
  padding: 5px;
  border-radius: 10px;
  transition: 1s;
}

.navigation-auto div:not(:last-child) {
  margin-right: 10px;
}

#radio1:checked~.navigation-auto .auto-btn1 {
  background: #000000;
}

#radio2:checked~.navigation-auto .auto-btn2 {
  background: #000000;
}

#radio3:checked~.navigation-auto .auto-btn3 {
  background: #000000;
}

#radio4:checked~.navigation-auto .auto-btn4 {
  background: #000000;
}
#radio4:checked~.navigation-auto .auto-btn5 {
  background: #000000;
}

.card:hover,
.card:hover .container {
  box-shadow: -4px -4px 10px #fff,
    4px 4px 20px rgba(0, 0, 0, 0.15),
    inset 4px 4px 20px rgba(0, 0, 0, 0.15),
    inset -4px -4px 10px #fff;
  border-radius: 10px;
  transition: 1s;
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 5rem;
}

.card {
  width: 40%;
  height: 400px;
  margin: 10px;
  padding: 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-top-left-radius: 16px;
  border-top-right-radius: 16px;
  border-bottom-right-radius: 16px;
  border-bottom-left-radius: 16px;
  transition: 1s;

}

.card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  margin-bottom: 10px;
  border-radius: 15px;
}

.card#card1 {
  background-color: rgba(130, 130, 129, 0.66);
  background-image: url(https://gunold.de/wp-content/uploads/2023/02/Katigorie_Round.png);
  background-size: cover;
  background-position: 54% 51%;
  background-attachment: scroll;
  background-repeat: no-repeat;
}

.card#card2 {
  background-image: url(https://gunold.de/wp-content/uploads/2022/06/claudel-rheault-ZVbv1akA-l4-unsplash-1.jpg);
  background-size: cover;
  background-position: 50% 50%;
  background-attachment: scroll;
  background-repeat: no-repeat;
}

.card#card3 {
  background-color: rgba(130, 130, 129, 0.66);
  background-image: url(https://gunold.de/wp-content/uploads/2022/07/Kunststudenten19-174-1.jpg);
  background-size: cover;
  background-position: 52% 11%;
  background-attachment: scroll;
  background-repeat: no-repeat;
}

.card#card4 {
  background-color: rgba(130, 130, 129, 0.66);
  background-image: url(https://gunold.de/wp-content/uploads/2022/07/MicrosoftTeams-image.jpg);
  background-size: cover;
  background-position: 16% 78%;
  background-attachment: scroll;
  background-repeat: no-repeat;
}

.card h2 {
  position: absolute;
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 3rem;
  font-family: 'Montserrat', sans-serif;
  font-style: normal;
  font-weight: bold;
  font-size: 36px;
  color: #FFFFFF;
}

.card button {
  position: absolute;
  margin-top: 5rem;
}

.card-btn {
  color: #000000;
  background: #bbdefb;
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  border-bottom-right-radius: 5px;
  border-bottom-left-radius: 5px;
  outline: none;
  border: 0 solid transparent;
  padding: 0.4em 1em;
  border-radius: 5px;
  box-shadow: none;
  cursor: pointer;
  font-size: 1.125rem;
  transition: all .3s ease-in-out;
  text-align: center;
  overflow: hidden;
  font-weight: lighter;
}

.card-btn:hover {
  -webkit-box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.75);
  -moz-box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.75);
  box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.75);
  transition: .4s;
}

hr {
  margin-top: 2rem;
  opacity: 0.3;
}

h5 {
  font-size: 36px;
  font-family: 'Montserrat', sans-serif;
  font-style: normal;
  font-weight: bold;
  margin-top: 2rem;
  text-align: center;
}

.text-cards {
  width: 100%;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1.25em;
  margin-top: 2rem;
  justify-content: center;
  text-align: center;
}

.text-card {
  width: 400px;
  height: 600px;
  background-color: #FFFFFF;
  border-radius: 10px;
  -webkit-box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.55);
  -moz-box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.55);
  box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.55);
  margin-top: 2rem;
}

.text-cards h2 {
  font-size: 28px;
  color: #000000;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  font-style: normal;
  font-weight: 600;
  margin: 23.24px 0px;
  margin-top: 2rem;
}

.text-cards p {
  font-size: 16px;
  font-family: 'Montserrat', sans-serif;
  display: block;
  margin-block-start: 1em;
  margin-block-end: 1em;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
  margin-top: 3.5rem;
  text-align: justify;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  line-height: 1.5rem;
  font-weight: normal;
}

.text-card-img {
  width: 400px;
  height: auto;
  background-color: #FFFFFF;
  border-radius: 10px;
  -webkit-box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.55);
  -moz-box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.55);
  box-shadow: 13px 13px 37px 1px rgba(0, 0, 0, 0.55);
  margin-top: 2rem;
}

.text-card-img {
  padding-top: 2rem;
  border-radius: 16px;
  padding-bottom: 3rem;
}

strong {
  font-size: 16px;
  font-family: 'Montserrat', sans-serif;
  text-align: start;
}

.text-cards #btn-card {
  font-weight: lighter;
  margin-top: 2rem;
}

footer {
  width: 100%;
  height: 350px;
  background: #F6F6F6;
  padding-top: 3rem;
  margin-top: 5rem;
}

.footer-titles {
  color: #E30613;
  font-weight: bold;
  font-size: 18px;
  font-family: 'Montserrat', sans-serif;
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
}

.footer-column {
  display: flex;
  flex-direction: column;
  text-align: center;
  gap: 1.5rem;
}

a{
text-decoration: none;
color: #000000;
}

.footer-column a {
  text-decoration: none;
  color: #000000;
  font-size: 16px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
}

.footer-column p {
  text-decoration: none;
  color: #000000;
  font-size: 16px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
}

.footer-logos {
  display: flex;
  justify-content: flex-end;
  margin-right: 3rem;
  background: #F6F6F6;
}

.footer-logos .linkedin-logo {
  margin-left: 2rem;
}

.header-text{
  margin-top: 5rem;
  padding: 0rem 10rem 0rem 10rem;
  text-align: center;
}
.header-text h1{
  font-size: 36px;
  font-family: 'Montserrat', sans-serif;
  font-weight: bold;
}
.header-text p{
  font-family: 'Montserrat', sans-serif;
  font-size: 18px;
  font-weight: 400;
  margin-top: 1rem;
}
/* dropdown menu style */
.navbar li{
  display: inline-block;
}
.navbar ul{
  list-style: none;
}
.navbar li ul{
  display: none;
}
nav li:hover > ul 
{   
  display: block; 
}  
nav li ul li 
{   
  display: block; 
}
.navbar li a{
  display: block;
}
.dropdown-menu {
  display: none;
}
.navbar ul li:hover .dropdown-menu {
  display: block;
  position: absolute;
  left: 0;
  top: 100%;
  background: #F6F6F6;
}
.navbar ul li:hover .dropdown-menu ul {
  display: block;
  margin: 10px;
}
.navbar ul li:hover .dropdown-menu ul li {
  width: 150px;
  padding: 10px;
}
.dropdown-menu-1 {
  display: none;
}
.dropdown-menu ul li:hover .dropdown-menu-1 {
  display: block;
  position: absolute;
  left: 150px;
  top: 0;
  background: #F6F6F6;
}
.dropdown-menu-2 {
  display: none;
}
.dropdown-menu-1 ul li:hover .dropdown-menu-2 {
  display: block;
  position: absolute;
  left: 150px;
  top: 0;
  background: #F6F6F6;
}
.dropdown-menu-3{
  display: none;
}
.dropdown-menu-1 ul li:hover .dropdown-menu-3 {
  display: block;
  position: absolute;
  left: 150px;
  top: 0;
  background: #F6F6F6;
}
.dropdown-menu-4{
  display: none;
}
.dropdown-menu-1 ul li:hover .dropdown-menu-4 {
  display: block;
  position: absolute;
  left: 150px;
  top: 0;
  background: #F6F6F6;
}

.fas{
  float: right;
  margin-left: 10px;
  margin-top: 5px;
}

/* Responsive Tasarım */
@media screen and (max-width: 768px) {
  .navbar {
    flex-direction: column;
    padding: 2% 2rem;
    background: none;
    display: grid;
    flex-wrap: wrap;
  }
  .logo-img img
  {
    width: 250px;
    margin-top: 5rem;
  }

  .navbar-left {
    padding-bottom: 1rem;
    display: block;
    /* display: grid; */
    margin-left: -3rem;
  }

  .navbar-right {
    margin-top: 1rem;
    margin-left: 4rem;
  }
  .navbar ul{
    display: block;
    /* display: grid; */
  }
  .dropdown-menu{
    display: block;
  }
  .slider
  {
    width: 90%;
    height: 450px;
    max-width: 1000px;
    margin: 0 auto;
    background-size: cover;
    overflow: hidden;
    justify-content: center;
    object-fit: cover;
    margin-top: 0;
    margin-bottom: -5rem;
  }
  .slider img
  {
    max-width: 100%;
    height: 235px;
    background-size: cover;
    overflow: hidden;
    object-fit: cover;
  }
  .text-card
  {
    width: 90%;
  }
  .text-card-img
  {
    width: 90%;
  }
  .text-card-img img
  {
    width: 50%;
  }
  .card-container
  {
    display: grid;
    margin-top: 0;
  }
  .card
  {
    width: 300px;
  }
  .card h2
  {
    font-size: 2rem;
  }
  .navigation-auto
  {
    display: none;
  }
  .navigation-manual
  {
    display: none;
  }
  .footer{
    width: 90%;
    padding-top: 1rem;
  
  }
  .footer-titles
  {
    display: grid;
    background: #F6F6F6;
    padding-bottom: 2rem;
  }
  .footer-column
  {
    margin-top: 1rem;
    background-color: #F6F6F6;
    margin-bottom: 3rem;
  }
  .footer-logos
  {
    justify-content: center;
    width: 100%;
  }
  .header-text{
    padding: 0;
    margin: 0;
    margin-bottom: 2rem;
  }
  .navbar ul li:hover .dropdown-menu {
    display: block;
    position: absolute;
    left: 0;
    top: -200px;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-1{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-2{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-3{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-4{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .fas{
    float: none;
  }
}

/* Responsive Design for 936px */
@media all and (min-width : 769px) and (max-width : 936px) {
  .navbar {
    flex-direction: column;
    padding: 2% 2rem;
    background: none;
    display: grid;
    flex-wrap: wrap;
  }
  .logo-img img
  {
    width: 250px;
    margin-top: 5rem;
  }

  .navbar-left {
    padding-bottom: 1rem;
    display: block;
    /* display: grid; */
    margin-left: -3rem;
  }

  .navbar-right {
    margin-top: 1rem;
    margin-left: 4rem;
  }
  .navbar ul{
    display: block;
    /* display: grid; */
  }
  .dropdown-menu{
    display: block;
  }
  .slider
  {
    width: 90%;
    height: 500px;
    max-width: 1000px;
    margin: 0 auto;
    background-size: cover;
    overflow: hidden;
    justify-content: center;
    object-fit: cover;
    margin-top: 0;
    margin-bottom: -5rem;
  }
  .slider img
  {
    max-width: 100%;
    height: 235px;
    background-size: cover;
    overflow: hidden;
    object-fit: cover;
  }
  .text-card
  {
    width: 90%;
  }
  .text-card-img
  {
    width: 90%;
  }
  .text-card-img img
  {
    width: 50%;
  }
  .card-container
  {
    display: grid;
    margin-top: 0;
  }
  .card
  {
    width: 300px;
  }
  .card h2
  {
    font-size: 2rem;
  }
  .navigation-auto
  {
    display: none;
  }
  .navigation-manual
  {
    display: none;
  }
  .footer{
    width: 90%;
    padding-top: 1rem;
  
  }
  .footer-titles
  {
    display: grid;
    background: #F6F6F6;
    padding-bottom: 2rem;
  }
  .footer-column
  {
    margin-top: 1rem;
    background-color: #F6F6F6;
    margin-bottom: 3rem;
  }
  .footer-logos
  {
    justify-content: center;
    width: 100%;
  }
  .header-text{
    padding: 0;
    margin: 0;
    margin-bottom: 2rem;
  }
  .navbar ul li:hover .dropdown-menu {
    display: block;
    position: absolute;
    left: 0;
    top: -200px;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-1{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-2{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-3{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .dropdown-menu ul li:hover .dropdown-menu-4{
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    background: #F6F6F6;
  }
  .fas{
    float: none;
  }
}

@media all and (min-width : 937px) and (max-width : 1365px){
  .footer{
    width: 90%;
    padding-top: 1rem;
  
  }
  .footer-titles
  {
    display: grid;
    background: #F6F6F6;
    padding-bottom: 2rem;
  }
  .footer-column
  {
    margin-top: 1rem;
    background-color: #F6F6F6;
    margin-bottom: 3rem;
  }
  .footer-logos
  {
    justify-content: center;
    width: 100%;
  }
}