.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a2c4a 0%, #355185 50%, #294369 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
}

.spinner-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.spinner-ring {
  width: 120px;
  height: 120px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top: 4px solid #ffffff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.spinner-ring::before {
  content: "";
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 2px solid transparent;
  border-top: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  animation: spin 2s linear infinite reverse;
}

.spinner-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  animation: pulse 2s ease-in-out infinite;
  z-index: 10;
  object-fit: contain;
}

.loading-text {
  margin-top: 30px;
  color: #ffffff;
  font-family: "Arial", sans-serif;
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 2px;
  animation: textPulse 1.5s ease-in-out infinite;
}

.loading-subtext {
  color: #ffffff;
  font-family: "Arial", sans-serif;
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 2px;
  animation: textPulse 1.5s ease-in-out infinite;
}

.loading-dots {
  margin-top: 10px;
  display: flex;
  gap: 5px;
}

.dot {
  width: 8px;
  height: 8px;
  background-color: #ffffff;
  border-radius: 50%;
  animation: dotBounce 1.4s ease-in-out infinite both;
}

.dot:nth-child(1) {
  animation-delay: -0.32s;
}
.dot:nth-child(2) {
  animation-delay: -0.16s;
}
.dot:nth-child(3) {
  animation-delay: 0s;
}

.content-wrapper {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-in-out;
  visibility: hidden;
}

.content-loaded {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

/* Spinner gizleme sınıfı */
.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

/* Animasyonlar */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 0.8;
  }
}

@keyframes textPulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

@keyframes dotBounce {
  0%,
  80%,
  100% {
    transform: scale(0);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

.fade-out {
  animation: fadeOut 0.8s ease-in-out forwards;
}

/* Responsive */
@media (max-width: 768px) {
  .spinner-ring {
    width: 100px;
    height: 100px;
  }

  .spinner-logo {
    width: 45px;
    height: 45px;
  }

  .loading-text {
    font-size: 16px;
    letter-spacing: 1px;
  }
}

/* Sayfa geçiş efektleri */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #243e6b;
  z-index: 8888;
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s ease-in-out;
}

.page-transition.active {
  opacity: 1;
  visibility: visible;
}