/* Custom Keyframe Animations */
@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes pulse-glow {
  0% { box-shadow: 0 0 10px rgba(0, 242, 254, 0.2); }
  50% { box-shadow: 0 0 25px rgba(0, 242, 254, 0.4), 0 0 10px rgba(127, 0, 255, 0.2); }
  100% { box-shadow: 0 0 10px rgba(0, 242, 254, 0.2); }
}

@keyframes border-draw {
  0% { stroke-dashoffset: 1000; }
  100% { stroke-dashoffset: 0; }
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes glow-particle {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.9; transform: scale(1.2); }
}

/* Pure CSS animations for above-the-fold hero content */
@keyframes hero-fade-up {
  0% { opacity: 0; transform: translateY(30px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero-animate {
  animation: hero-fade-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-animate-delay {
  opacity: 0;
  animation: hero-fade-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: 0.2s;
}

/* Scroll Fade & Zoom Reveal classes (Triggered via JS intersection observers) */
.reveal {
  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.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* Interactive Hover Mouse Glow Grid */
.glow-card-wrapper {
  position: relative;
}

.glow-card-wrapper::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px; right: -1px; bottom: -1px;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), var(--border-glass-glow), transparent 40%);
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.glow-card-wrapper:hover::before {
  opacity: 1;
}

.glow-card-content {
  position: relative;
  z-index: 1;
  background: var(--surface-glass);
  border-radius: inherit;
}

/* Floating visual layouts */
.float-effect {
  animation: float 6s ease-in-out infinite;
}

.float-effect-delayed {
  animation: float 6s ease-in-out infinite;
  animation-delay: 3s;
}

.pulse-glow-effect {
  animation: pulse-glow 3s infinite alternate;
}

/* Marquee Loop for clients */
.marquee-container {
  overflow: hidden;
  white-space: nowrap;
  display: flex;
  position: relative;
  padding: 2rem 0;
}

.marquee-container::before,
.marquee-container::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 150px;
  z-index: 2;
  pointer-events: none;
}

.marquee-container::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-dark) 0%, transparent 100%);
}

.marquee-container::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg-dark) 0%, transparent 100%);
}

.marquee-track {
  display: flex;
  gap: 4rem;
  animation: marquee 30s linear infinite;
  width: max-content;
}

.marquee-track img {
  height: 35px;
  opacity: 0.4;
  filter: grayscale(1) brightness(2);
  transition: opacity var(--transition-fast), filter var(--transition-fast);
}

.marquee-track img:hover {
  opacity: 1;
  filter: none;
}