@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

/* Genel stil ayarları */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  }
  
  body {
  font-family: 'Poppins', sans-serif;
  background-size: contain;
  
  }
  
  .btn {
  margin: 100px;
  padding: 120px 160px;
  border: none;
  outline: none;
  color: #FFF;
  cursor: pointer;
  position: relative;
  z-index: 0;
  border-radius: 12px;
}
.btn::after {
  content: "";
  z-index: -1;
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: #333;
  left: 0;
  top: 0;
  border-radius: 10px;
}
/* glow */
.btn::before {
  content: "";
  background: linear-gradient(
    45deg,
    #FF0000, #FF7300, #FFFB00, #48FF00,
    #00FFD5, #002BFF, #FF00C8, #FF0000
  );
  position: absolute;
  top: -2px;
  left: -2px;
  background-size: 600%;
  z-index: -1;
  width: calc(100% + 4px);
  height:  calc(100% + 4px);
  filter: blur(8px);
  animation: glowing 20s linear infinite;
  transition: opacity .3s ease-in-out;
  border-radius: 10px;
  opacity: 0;
}


/* hover */
.btn:hover::before {
  opacity: 1;
}

.btn:active:after {
  background: transparent;
}

.btn:active {
  color: #000;
  font-weight: bold;
}

  .container {
  width: 100%;
  margin: auto;
  }
  
  
  header {
  height: 100px;
  border-bottom: 0.0px solid rgb(255, 255, 255);
  background-image: linear-gradient(90deg, #800000, #333);
  
  }
  
  header nav {
  display: flex;
  justify-content: center;
  align-items:40px;
  height: 90%;
  column-gap: 40px;
  /* LOGO */
  }
  
  
  nav ul {
  list-style: none;
  display: flex;
  column-gap: 30px;
  }
  
  nav ul li a {
  color: rgb(255, 255, 255);
  text-decoration: none;
  transition: color .25s ease;
  }
  
  nav ul li a:hover {
  color: #ff0000;
  }
  
  nav .menu {
  display: flex;
  align-items: center;
  column-gap: 48px;
  }
  
  nav .menu .menu-button {
  color: #ffffff;
  text-decoration: none;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 12px 24px;
  border-radius: 56px;
  transition: all .25s ease;
  }
  
  nav .menu .menu-button:hover {
  background-color: #ffffff;
  color: rgb(199, 1, 1);
  }
  
  
  /* Hero Bölümü */
  .hero {
  background: #ff0000;
  color: white;
  text-align: center;
  padding: 80px 0;
  }
  
  .hero h1 {
  font-size: 3.5em;
  margin-bottom: 20px;
  }
  
  .hero p {
  font-size: 1.5em;
  }
  
  /* About Us Bölümü */
  .about-us {
  padding: 60px 0;
  background-color: #fff;
  border-bottom: 2px solid #ddd;
  }
  
  .about-content {
  display: flex;
  justify-content: space-between;
  }
  
  .left-column, .right-column {
  flex: 1;
  padding: 20px;
  }
  
  h2 {
  font-size: 2.5em;
  color: #ac0000;
  margin-bottom: 20px;
  }
  
  p {
  font-size: 1.2em;
  color: #666;
  line-height: 1.6;
  }
  
  /* Değerlerimiz Bölümü */
  .values {
  background-color: #f9f9f9;
  padding: 60px 0;
  text-align: center;
  }
  
  .value-list {
  display: flex;
  justify-content: space-around;
  }
  
  .value-item {
  width: 90%;
  padding: 20px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  text-align: center;
  }
  
  .value-item h3 {
  font-size: 1.8em;
  margin-top: 20px;
  color: #333;
  }
  
  .icon {
  font-size: 3em;
  margin-bottom: 20px;
  color: #f39c12;
  }
  
  /* Ekibimiz Bölümü */
  .team {
  padding: 60px 0;
  background-color: #fff;
  border-bottom: 2px solid #ddd;
  }
  
  .team-members {
  display: flex;
  justify-content: space-between;
  }
  
  .team-member {
  text-align: center;
  width: 30%;
  }
  
  .team-member img {
  width: 100%;

  height: auto;
  border-radius: 10%;
  margin-bottom: 20px;
  }
  
  .team-member h3 {
  font-size: 1.6em;
  margin: 10px 0;
  }
  
  .team-member p {
  font-size: 1.2em;
  color: #666;
  }
  
  footer{
  background-color: #000000ff;
  position: relative;
  width: 100%;
  min-height: 350px;
  padding: 3rem 1rem;
  }
  .container {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  
  
  
  }
  .row{
  display: flex;
  justify-content: space-between;
  align-items: center;
  }
  
  .col{
  min-width: 250px;
  color:#f2f2f2f2;
  font-family: poppins;
  padding:0 2rem;
  }
  .col .logo{
  width: 100px;
  margin-bottom:25px;
  }
  .col h3{
  color:rgb(255, 0, 0);
  margin-bottom: 15px;
  position: relative;
  cursor: pointer;
  }
  .col h3::after{
  content: '';
  height:3px;
  width:0px;
  background-color: rgb(255, 1, 1);
  position: absolute;
  bottom: 0;
  left:0;
  transition: 0.3s ease;
  
  }
  .col h3:hover::after{
  width:40px
  }
  .col .social a i{
  color:rgb(255, 1, 1);
  margin-top:2rem;
  margin-right: 10px;
  transition: 0.3s ease;
  }
  .col .social a i:hover{
  transform: scale(1.5);
  filter:grayscale(25);
  }
  .col .links a{
  display: block;
  text-decoration: none;
  color:#ffffff;
  margin-bottom: 5px;
  position: relative;
  transition: 0.3s ease;
  }
  .col .links a::before{
  content:'';
  height: 16px;
  width:3px;
  position: absolute;
  top:5px;
  left:-10px;
  background-color: rgb(255, 1, 1);
  transition: 0.5s ease;
  opacity: 0;
  }
  .col .links a:hover::before{
  opacity: 1;
  }
  .col .links a:hover{
  transform: translateX(-8px);
  color:rgb(255, 1, 1);
}
.slider-container {
  width: 800px;
  margin: 50px auto;
  position: relative;
}

.slider {
  width: 100%;
  overflow: hidden;
}

.slide {
  display: none;
  width: 100%;
}

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

.prev, .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0,0,0,0.5);
  color: white;
  padding: 10px 15px;
  border: none;
  cursor: pointer;
}

.prev {
  left: 10px;
}

.next {
  right: 10px;
}