.grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: -2;
  mask-image: radial-gradient(circle at center, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 100%);
  pointer-events: none;
}

.gradient-bg {
  position: absolute;
  inset: 0;
  opacity: 0.3;
  background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.3) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.3) 0%, transparent 50%),
              radial-gradient(circle at 40% 20%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
  filter: blur(60px);
  z-index: 0;
}

.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  opacity: 0.4;
  animation: float 10s ease-in-out infinite;
  pointer-events: none;
}

.orb-1 { 
  top: -100px; 
  left: 20%; 
  width: 500px; 
  height: 500px; 
  background: var(--color-blue); 
}

.orb-2 { 
  bottom: 10%; 
  right: -100px; 
  width: 600px; 
  height: 600px; 
  background: var(--color-purple); 
  opacity: 0.2; 
  animation-delay: -5s; 
}

@keyframes float { 
  0%, 100% { transform: translateY(0); } 
  50% { transform: translateY(-20px); } 
}

@keyframes slideDown { 
  from { opacity: 0; transform: translateY(-10px); } 
  to { opacity: 1; transform: translateY(0); } 
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes shimmer {
  0% { left: -60%; }
  100% { left: 160%; }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.1); }
}

.glass-panel, .glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.frosted-glass {
  background: rgba(13, 14, 20, 0.85);
  backdrop-filter: blur(30px) saturate(150%);
  -webkit-backdrop-filter: blur(30px) saturate(150%);
}

.glass-card {
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.08) 0%, 
    rgba(255, 255, 255, 0.03) 50%,
    rgba(255, 255, 255, 0.01) 100%);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 1px 2px rgba(0, 0, 0, 0.1);
}

.glass-card-hover {
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.glass-card-hover:hover {
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.12) 0%, 
    rgba(255, 255, 255, 0.06) 50%,
    rgba(255, 255, 255, 0.03) 100%);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(59, 130, 246, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: translateY(-8px) scale(1.02);
}

.gradient-border {
  position: relative;
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, 
    rgba(59, 130, 246, 0.5), 
    rgba(139, 92, 246, 0.5),
    rgba(236, 72, 153, 0.5));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.gradient-border:hover::before {
  opacity: 1;
}

.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transform: rotate(25deg);
  animation: shimmer 3s infinite;
}

.neon-glow {
  box-shadow: 
    0 0 20px rgba(59, 130, 246, 0.3),
    0 0 40px rgba(59, 130, 246, 0.15),
    inset 0 0 20px rgba(59, 130, 246, 0.1);
}

.gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.transition-all-smooth {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
  transform: translateY(-4px);
}

.hover-glow:hover {
  box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
}

.section-padding {
  padding: 100px 0;
}