/* ============================================
   PORTAFOLIO — ANIMATIONS v5
   "Neon Glass" — Dynamic & Interactive
   ============================================ */

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.6); }
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-25px) rotate(1.5deg); }
  66% { transform: translateY(12px) rotate(-1deg); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

@keyframes slideInRight {
  from { transform: translateX(80px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(139, 92, 246, 0.1); }
  50% { box-shadow: 0 0 40px rgba(139, 92, 246, 0.25); }
}

@keyframes borderGlow {
  0%, 100% { border-color: rgba(139, 92, 246, 0.2); }
  50% { border-color: rgba(139, 92, 246, 0.5); }
}

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

@keyframes rotateGlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes morphBlob {
  0%, 100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
  25% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
  50% { border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%; }
  75% { border-radius: 60% 40% 60% 30% / 60% 30% 40% 70%; }
}

@keyframes slideUp {
  from { transform: translateY(100px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes magneticFloat {
  0%, 100% { transform: translateY(0) translateX(0); }
  25% { transform: translateY(-8px) translateX(4px); }
  50% { transform: translateY(-2px) translateX(-6px); }
  75% { transform: translateY(-10px) translateX(2px); }
}

@keyframes lineExpand {
  from { width: 0; }
  to { width: 100%; }
}

/* === SCROLL REVEAL — Enhanced === */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.revealed { opacity: 1; transform: scale(1); }

/* Stagger */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.stagger-children.revealed > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(4) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(6) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(7) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(8) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(9) { transition-delay: 0.45s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(10) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(n+11) { transition-delay: 0.55s; opacity: 1; transform: translateY(0); }

/* === INTERACTIVE EFFECTS === */
.tilt-card {
  transition: transform 0.3s ease;
  transform-style: preserve-3d;
  perspective: 1000px;
}

.magnetic { transition: transform 0.2s ease-out; }

.hover-glow { transition: box-shadow 0.3s ease; }
.hover-glow:hover { box-shadow: 0 0 30px rgba(139, 92, 246, 0.15); }

.link-underline { position: relative; display: inline-block; }
.link-underline::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent, #8b5cf6), var(--cyan, #06b6d4));
  transition: width 0.3s ease;
  border-radius: 1px;
}
.link-underline:hover::after { width: 100%; }

.page-section { animation: fadeIn 0.5s ease; }

.skeleton { position: relative; overflow: hidden; background: var(--bg-surface, #1a1a2e); }
.skeleton::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.08), transparent);
  animation: shimmer 2s infinite;
}

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

/* Glow on scroll */
.glow-on-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.glow-on-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
  animation: glowPulse 3s ease infinite;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-left, .reveal-right, .reveal-scale { opacity: 1; transform: none; }
  .stagger-children > * { opacity: 1; transform: none; }
}