/* ==========================================================================
   Animations & Effects
   ========================================================================== */

/* Keyframes - core */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInLeft { from { opacity: 0; transform: translateX(-40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(60px); } to { opacity: 1; transform: translateX(0); } }

/* Pulse & Glow */
@keyframes pulse { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }
@keyframes pulseScale { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes glowPulse { 0%, 100% { box-shadow: 0 0 20px rgba(0, 240, 255, 0.3); } 50% { box-shadow: 0 0 40px rgba(0, 240, 255, 0.7); } }

/* Rotation & Spinning */
@keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes rotateReverse { from { transform: rotate(360deg); } to { transform: rotate(0deg); } }
@keyframes spin3d { 0% { transform: rotateY(0deg); } 100% { transform: rotateY(360deg); } }

/* Float & Drift */
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }
@keyframes floatSlow { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(20px, -20px); } }
@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(15px, -10px); }
  50% { transform: translate(-10px, 15px); }
  75% { transform: translate(-15px, -5px); }
}

/* Blink & Glitch */
@keyframes blink { 0%, 50%, 100% { opacity: 1; } 25%, 75% { opacity: 0.3; } }
@keyframes blinkCursor { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes glitch {
  0%, 100% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
}

/* Shimmer / Scanline */
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes scanline { 0% { transform: translateY(-100%); } 100% { transform: translateY(100vh); } }

/* Wave */
@keyframes wave { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Loading dots */
@keyframes loadingDots {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1.2); }
}

/* Bounce in */
@keyframes bounceIn {
  0% { opacity: 0; transform: scale(0.3); }
  50% { opacity: 1; transform: scale(1.08); }
  70% { transform: scale(0.95); }
  100% { transform: scale(1); }
}

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

/* Data flow */
@keyframes dataFlow { 0% { stroke-dashoffset: 100; } 100% { stroke-dashoffset: 0; } }

/* Wiggle */
@keyframes wiggle { 0%, 100% { transform: rotate(0deg); } 25% { transform: rotate(-5deg); } 75% { transform: rotate(5deg); } }

/* Counter bar */
@keyframes barGrow { from { width: 0; } }

/* Animation utility classes */
.anim-fadeInUp { animation: fadeInUp 0.8s ease both; }
.anim-fadeInDown { animation: fadeInDown 0.8s ease both; }
.anim-fadeInLeft { animation: fadeInLeft 0.8s ease both; }
.anim-fadeInRight { animation: fadeInRight 0.8s ease both; }
.anim-scaleIn { animation: scaleIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) both; }
.anim-fadeIn { animation: fadeIn 1s ease both; }
.anim-float { animation: float 6s ease-in-out infinite; }
.anim-floatSlow { animation: floatSlow 10s ease-in-out infinite; }
.anim-drift { animation: drift 12s ease-in-out infinite; }
.anim-rotate { animation: rotate 20s linear infinite; }
.anim-rotateReverse { animation: rotateReverse 15s linear infinite; }
.anim-pulse { animation: pulse 2s ease-in-out infinite; }
.anim-glow { animation: glowPulse 3s ease-in-out infinite; }
.anim-blink { animation: blink 1.4s ease-in-out infinite; }
.anim-shimmer {
  background: linear-gradient(90deg, transparent, rgba(0,240,255,0.4), transparent);
  background-size: 200% 100%;
  animation: shimmer 2.5s linear infinite;
}

/* Stagger delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; }

/* Interactive hover lift */
.lift { transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
.lift:hover { transform: translateY(-6px); }

/* Glitch text effect */
.glitch { position: relative; display: inline-block; }
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
}
.glitch::before {
  color: var(--neon-cyan);
  animation: glitch 2s infinite linear alternate-reverse;
  clip-path: inset(0 0 0 0);
  z-index: -1;
}
.glitch::after {
  color: var(--neon-pink);
  animation: glitch 3s infinite linear alternate-reverse;
  z-index: -2;
}

/* Neon text */
.neon-text {
  color: var(--neon-cyan);
  text-shadow:
    0 0 5px rgba(0, 240, 255, 0.6),
    0 0 10px rgba(0, 240, 255, 0.4),
    0 0 20px rgba(0, 240, 255, 0.2);
}

/* Hover scale */
.hover-scale { transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.hover-scale:hover { transform: scale(1.05); }

/* Animated underline */
.hover-underline { position: relative; display: inline-block; }
.hover-underline::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--grad-primary);
  transition: width 0.4s ease;
}
.hover-underline:hover::after { width: 100%; }