/* B2C Modern Consulting Website Styles */

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: #94a3b8;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}

/* Selection color */
::selection {
  background-color: rgba(14, 165, 233, 0.2);
  color: inherit;
}

/* Navbar scroll state */
#navbar.scrolled {
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

#navbar.scrolled .nav-link {
  color: rgba(255, 255, 255, 0.7);
}

#navbar.scrolled .nav-link:hover {
  color: white;
}

/* Reveal on scroll animation */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children delays */
.reveal-on-scroll:nth-child(1) { transition-delay: 0s; }
.reveal-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.reveal-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.reveal-on-scroll:nth-child(4) { transition-delay: 0.3s; }

/* Gradient text animation */
.animate-gradient {
  background-size: 200% auto;
  animation: gradient-shift 4s ease infinite;
}

@keyframes gradient-shift {
  0% {
    background-position: 0% center;
  }
  50% {
    background-position: 100% center;
  }
  100% {
    background-position: 0% center;
  }
}

/* Hero floating orbs */
@keyframes float-orb {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-30px) rotate(2deg);
  }
  66% {
    transform: translateY(15px) rotate(-1deg);
  }
}

/* Mobile menu transition */
#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
  opacity: 0;
}

#mobile-menu.open {
  max-height: 300px;
  opacity: 1;
}

/* Card hover lift effect */
.group:hover .hover-lift {
  transform: translateY(-4px);
}

/* Button shine effect */
.btn-shine {
  position: relative;
  overflow: hidden;
}

.btn-shine::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
  transform: rotate(30deg) translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-shine:hover::after {
  transform: rotate(30deg) translateX(100%);
}

/* Form focus states */
input:focus,
textarea:focus,
select:focus {
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Industry card color accents on hover */
.industry-card-ai:hover {
  border-color: #8b5cf6;
}

.industry-card-fintech:hover {
  border-color: #3b82f6;
}

.industry-card-sustain:hover {
  border-color: #10b981;
}

.industry-card-ecommerce:hover {
  border-color: #f59e0b;
}

/* Responsive typography adjustments */
@media (max-width: 640px) {
  .hero-title {
    font-size: 2.5rem;
    line-height: 1.1;
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .reveal-on-scroll {
    opacity: 1;
    transform: none;
  }
}