/* =============================
   KEYFRAMES
   ============================= */

@keyframes float-y {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33%       { transform: translateY(-12px) rotate(2deg); }
  66%       { transform: translateY(6px) rotate(-1.5deg); }
}

@keyframes float-x {
  0%, 100% { transform: translateX(0px) translateY(0px); }
  50%       { transform: translateX(-10px) translateY(-8px); }
}

@keyframes icon-orbit {
  0%   { transform: translateX(0px) translateY(0px) scale(1); }
  25%  { transform: translateX(6px) translateY(-10px) scale(1.02); }
  50%  { transform: translateX(-4px) translateY(-16px) scale(0.98); }
  75%  { transform: translateX(-8px) translateY(-6px) scale(1.01); }
  100% { transform: translateX(0px) translateY(0px) scale(1); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.1); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-down {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-left {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fade-in-right {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scale-in {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes marquee-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes marquee-right {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes border-pulse {
  0%, 100% { border-color: rgba(59,130,246,0.2); }
  50%       { border-color: rgba(59,130,246,0.6); }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* =============================
   SCROLL REVEAL UTILITY
   ============================= */
.sr-hidden {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.sr-visible {
  opacity: 1;
  transform: translateY(0);
}
.sr-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.sr-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.sr-left.sr-visible,
.sr-right.sr-visible {
  opacity: 1;
  transform: translateX(0);
}
.sr-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.sr-scale.sr-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.sr-delay-1 { transition-delay: 0.1s; }
.sr-delay-2 { transition-delay: 0.2s; }
.sr-delay-3 { transition-delay: 0.3s; }
.sr-delay-4 { transition-delay: 0.4s; }
.sr-delay-5 { transition-delay: 0.5s; }
.sr-delay-6 { transition-delay: 0.6s; }