/* Preloader Universal */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease-out;
}

.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top: 4px solid #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
}

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

.preloader-text {
  color: white;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 18px;
  font-weight: 300;
  text-align: center;
  margin-bottom: 10px;
}

.preloader-subtext {
  color: rgba(255, 255, 255, 0.8);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 14px;
  font-weight: 300;
}

.logo-preloader {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: white;
  padding: 10px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

.main-content {
  opacity: 0;
  transition: opacity 0.5s ease-in;
}

.main-content.loaded {
  opacity: 1;
}