/* Preloader Styles */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 99999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

/* Industrial Logo Animation */
.preloader-logo {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #fff;
  text-shadow: 0 0 20px rgba(230, 126, 34, 0.5);
  animation: logoGlow 2s ease-in-out infinite;
}

.preloader-logo span {
  background: linear-gradient(135deg, var(--color-primary) 0%, #d35400 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes logoGlow {
  0%, 100% {
    text-shadow: 0 0 20px rgba(230, 126, 34, 0.5);
  }
  50% {
    text-shadow: 0 0 30px rgba(230, 126, 34, 0.8), 0 0 40px rgba(230, 126, 34, 0.6);
  }
}

/* Industrial Gear Loader */
.loader-container {
  position: relative;
  width: 120px;
  height: 120px;
}

.gear {
  position: absolute;
  border-radius: 50%;
  border: 6px solid transparent;
}

.gear-outer {
  width: 100%;
  height: 100%;
  border-color: var(--color-primary);
  border-top-color: transparent;
  animation: rotateGear 2s linear infinite;
  box-shadow: 0 0 20px rgba(230, 126, 34, 0.3);
}

.gear-inner {
  width: 70%;
  height: 70%;
  top: 15%;
  left: 15%;
  border-color: #d35400;
  border-bottom-color: transparent;
  animation: rotateGearReverse 1.5s linear infinite;
}

/* Industrial bolts on gears */
.gear-outer::before,
.gear-outer::after,
.gear-inner::before,
.gear-inner::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #d35400 100%);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(230, 126, 34, 0.6);
}

.gear-outer::before {
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
}

.gear-outer::after {
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
}

.gear-inner::before {
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
}

.gear-inner::after {
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
}

/* Center bolt */
.loader-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #d35400 100%);
  border-radius: 50%;
  box-shadow: 0 0 15px rgba(230, 126, 34, 0.8), 0 0 30px rgba(230, 126, 34, 0.4);
  animation: pulse 2s ease-in-out infinite;
}

.loader-center::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #1a1a1a;
  border-radius: 50%;
}

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

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

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

/* Loading Text */
.preloader-text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .preloader-logo {
    font-size: 2.5rem;
  }
  
  .loader-container {
    width: 90px;
    height: 90px;
  }
  
  .preloader-text {
    font-size: 0.875rem;
  }
}