/* ============================================
   INELEV — Animations
   Keyframes + Scroll Reveal + Particles
   ============================================ */

/* ---------- Keyframe Definitions ---------- */

@keyframes gradientShift {
  0%   { opacity: 0.7; transform: scale(1) translate(0, 0); }
  50%  { opacity: 1;   transform: scale(1.1) translate(2%, -1%); }
  100% { opacity: 0.8; transform: scale(1.05) translate(-1%, 2%); }
}

.hero-gradient-overlay {
  animation: gradientShift 15s ease-in-out infinite alternate;
}

@keyframes particleFloat {
  0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
  10%      { opacity: 0.6; }
  90%      { opacity: 0.6; }
  100%     { transform: translateY(-100vh) translateX(30px); opacity: 0; }
}

.hero-particles .particle {
  position: absolute;
  background: rgba(245, 194, 66, 0.4);
  border-radius: 50%;
  animation: particleFloat linear infinite;
  will-change: transform, opacity;
}

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

.hero-scroll-indicator {
  animation: scrollBounce 2s ease-in-out infinite;
}

/* ---------- Reveal Animations ---------- */

@keyframes revealUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes revealRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes revealScale {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

/* Initial hidden state */
.reveal-up,
.reveal-left,
.reveal-right,
.reveal-scale {
  opacity: 0;
  will-change: transform, opacity;
}

.reveal-up    { transform: translateY(40px); }
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-scale { transform: scale(0.9); }

/* Revealed state (JS adds .revealed) */
.reveal-up.revealed    { animation: revealUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.reveal-left.revealed  { animation: revealLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.reveal-right.revealed { animation: revealRight 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.reveal-scale.revealed { animation: revealScale 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards; }

/* Staggered delays */
.revealed[data-delay="100"] { animation-delay: 100ms; }
.revealed[data-delay="150"] { animation-delay: 150ms; }
.revealed[data-delay="200"] { animation-delay: 200ms; }
.revealed[data-delay="250"] { animation-delay: 250ms; }
.revealed[data-delay="300"] { animation-delay: 300ms; }
.revealed[data-delay="400"] { animation-delay: 400ms; }

/* ---------- Counter Pulse ---------- */

@keyframes counterPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.counter.counted {
  animation: counterPulse 0.4s ease;
}

/* ---------- Timeline Reveal ---------- */

.experience-timeline .timeline-item {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.experience-timeline.revealed .timeline-item {
  opacity: 1;
  transform: translateX(0);
}

.experience-timeline.revealed .timeline-item:nth-child(1) { transition-delay: 0ms; }
.experience-timeline.revealed .timeline-item:nth-child(2) { transition-delay: 150ms; }
.experience-timeline.revealed .timeline-item:nth-child(3) { transition-delay: 300ms; }
.experience-timeline.revealed .timeline-item:nth-child(4) { transition-delay: 450ms; }

/* ---------- Portfolio card animation ---------- */

.portfolio-card {
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.4s ease;
}

.portfolio-card.hidden {
  opacity: 0;
  transform: scale(0.9);
  pointer-events: none;
  position: absolute;
}

/* ---------- Reduced Motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .reveal-up,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }

  .reveal-up.revealed,
  .reveal-left.revealed,
  .reveal-right.revealed,
  .reveal-scale.revealed {
    animation: none;
  }

  .hero-gradient-overlay {
    animation: none;
  }

  .hero-scroll-indicator {
    animation: none;
  }

  .hero-particles {
    display: none;
  }

  .experience-timeline .timeline-item {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .counter.counted {
    animation: none;
  }
}