/* Unsplash, Pexels veya benzeri ücretsiz bir kaynaktan modern, soft ve mavi tonlu bir arka plan görseli önerisi:
https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=1200&q=80
*/

.login-bg {
  min-height: 100vh;
  width: 100vw;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  position: relative;
  overflow: hidden;
  background: #e3f0ff;
}


/* Hareketli bloblar */
.login-bg::before, .login-bg::after, .login-bg .blob {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.55;
  z-index: 0;
  pointer-events: none;
}

.login-bg::before {
  width: 520px;
  height: 520px;
  left: -180px;
  top: -120px;
  background: #90caf9;
  animation: blobMove1 18s ease-in-out infinite alternate;
}
.login-bg::after {
  width: 400px;
  height: 400px;
  right: -120px;
  top: 40vh;
  background: #b388ff;
  animation: blobMove2 22s ease-in-out infinite alternate;
}
.login-bg .blob {
  width: 340px;
  height: 340px;
  left: 50vw;
  top: 70vh;
  background: #80cbc4;
  animation: blobMove3 26s ease-in-out infinite alternate;
}

@keyframes blobMove1 {
  0% { transform: translateY(0) scale(1); }
  50% { transform: translateY(60px) scale(1.12); }
  100% { transform: translateY(-40px) scale(0.95); }
}
@keyframes blobMove2 {
  0% { transform: translate(0,0) scale(1); }
  40% { transform: translate(-60px, 40px) scale(1.08); }
  100% { transform: translate(40px, -60px) scale(1.15); }
}
@keyframes blobMove3 {
  0% { transform: translate(0,0) scale(1); }
  60% { transform: translate(-80px, -40px) scale(1.1); }
  100% { transform: translate(60px, 60px) scale(0.92); }
}

.login-container {
  position: relative;
  z-index: 1;
}

/* Mobile responsive - 768px and below */
@media (max-width: 768px) {
  .login-bg::before {
    width: 350px;
    height: 350px;
    left: -120px;
    top: -80px;
  }
  .login-bg::after {
    width: 300px;
    height: 300px;
    right: -80px;
    top: 35vh;
  }
  .login-bg .blob {
    width: 280px;
    height: 280px;
    left: calc(50vw - 140px);
    top: 75vh;
  }
}

/* Mobile responsive - 480px and below */
@media (max-width: 480px) {
  .login-bg {
    padding: 20px;
  }
  .login-bg::before {
    width: 250px;
    height: 250px;
    left: -100px;
    top: -60px;
  }
  .login-bg::after {
    width: 220px;
    height: 220px;
    right: -60px;
    top: 40vh;
  }
  .login-bg .blob {
    width: 200px;
    height: 200px;
    left: calc(50vw - 100px);
    top: 80vh;
  }
}