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

body {
  font-family: "Poppins", sans-serif;
  overflow: hidden;
  height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
}

.container {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Yıldız animasyonları */
.stars,
.stars2,
.stars3 {
  position: absolute;
  width: 100%;
  height: 100%;
  background: transparent;
}

.stars {
  background-image: radial-gradient(2px 2px at 20px 30px, #eee, transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 1), transparent),
    radial-gradient(1px 1px at 90px 40px, #fff, transparent),
    radial-gradient(1px 1px at 130px 80px, rgba(255, 255, 255, 1), transparent),
    radial-gradient(2px 2px at 160px 30px, #ddd, transparent);
  background-repeat: repeat;
  background-size: 200px 100px;
  animation: zoom 20s infinite;
  opacity: 0.6;
}

.stars2 {
  background-image: radial-gradient(1px 1px at 40px 60px, #fff, transparent),
    radial-gradient(1px 1px at 80px 10px, rgba(255, 255, 255, 1), transparent),
    radial-gradient(2px 2px at 120px 50px, #eee, transparent);
  background-repeat: repeat;
  background-size: 250px 120px;
  animation: zoom 10s infinite;
  opacity: 0.4;
}

.stars3 {
  background-image: radial-gradient(1px 1px at 60px 20px, #fff, transparent),
    radial-gradient(2px 2px at 100px 90px, rgba(255, 255, 255, 1), transparent),
    radial-gradient(1px 1px at 140px 40px, #ddd, transparent);
  background-repeat: repeat;
  background-size: 300px 150px;
  animation: zoom 15s infinite;
  opacity: 0.3;
}

@keyframes zoom {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

.content {
  text-align: center;
  color: white;
  z-index: 10;
  max-width: 800px;
  padding: 20px;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo-container {
  margin-bottom: 30px;
  animation: pulse 2s infinite;
}

.logo {
  display: inline-block;
  width: 80px;
  height: 80px;
  background: linear-gradient(45deg, #ff6b6b, #feca57);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: white;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

.main-title {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 10px;
  background: linear-gradient(45deg, #ff6b6b, #feca57, #48dbfb, #ff9ff3);
  background-size: 400% 400%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease-in-out infinite;
}

.sub-title {
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 30px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.description {
  font-size: 1.2rem;
  margin-bottom: 40px;
  opacity: 0.9;
  line-height: 1.6;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
}

.social-link {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  text-decoration: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.social-link:hover {
  transform: translateY(-5px) rotate(360deg);
  background: rgba(255, 255, 255, 0.3);
  color: #feca57;
}

.floating-elements {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.floating-icon {
  position: absolute;
  color: rgba(255, 255, 255, 0.1);
  font-size: 2rem;
  animation: float 6s ease-in-out infinite;
}

.floating-icon:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-icon:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.floating-icon:nth-child(3) {
  bottom: 20%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

/* Responsive tasarım */
@media (max-width: 768px) {
  .main-title {
    font-size: 2.5rem;
  }

  .sub-title {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .main-title {
    font-size: 2rem;
  }

  .sub-title {
    font-size: 1.4rem;
  }

  .content {
    padding: 15px;
  }
}