/* OptimalSols Custom Styles */

/* Smooth fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Card hover effects */
.card-hover {
  transition: all 0.3s ease;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Button hover effects */
.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
  width: 300px;
  height: 300px;
}

/* Service icon animations */
.service-icon {
  transition: transform 0.3s ease;
}

.card-hover:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
}

/* Gradient backgrounds */
.gradient-primary {
  background: linear-gradient(135deg, #2563EB 0%, #1d4ed8 100%);
}

.gradient-secondary {
  background: linear-gradient(135deg, #22C55E 0%, #16a34a 100%);
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #F6F7FB;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Loading animation */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Form focus styles */
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: #2563EB;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Error state */
.input-error {
  border-color: #ef4444;
}

.input-error:focus {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Success state */
.input-success {
  border-color: #22C55E;
}

/* Checkbox custom style */
.custom-checkbox {
  appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid #cbd5e1;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
}

.custom-checkbox:checked {
  background-color: #2563EB;
  border-color: #2563EB;
}

.custom-checkbox:checked::after {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 12px;
}

/* Hero gradient text */
.gradient-text {
  background: linear-gradient(135deg, #2563EB 0%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Floating animation */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.float-animation {
  animation: float 3s ease-in-out infinite;
}

/* Shimmer effect */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.shimmer {
  animation: shimmer 2s infinite;
  background: linear-gradient(to right, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
  background-size: 1000px 100%;
}