/**
 * 3D Effects & Modern Animations
 * Lexx.inovation - WebCraft Pro Edition
 * 
 * Accessibility: WCAG 2.2 AA compliant
 * Motion: Respects prefers-reduced-motion
 */

/* ============================================================================
   3D CARD SYSTEM
   ============================================================================ */

.card-3d {
  position: relative;
  transform-style: preserve-3d;
  transition: transform var(--motion-duration-normal) var(--motion-ease-smooth);
  will-change: transform;
}

.card-3d::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-mesh);
  opacity: 0;
  transition: opacity var(--motion-duration-fast) var(--motion-ease-smooth);
  border-radius: inherit;
  pointer-events: none;
}

.card-3d:hover {
  transform: var(--transform-3d-lift);
}

.card-3d:hover::before {
  opacity: 1;
}

.card-3d:active {
  transform: var(--transform-3d-press);
}

/* 3D Card with Tilt Effect */
.card-3d-tilt {
  transform-style: preserve-3d;
  transition: transform var(--motion-duration-normal) var(--motion-ease-smooth);
}

.card-3d-tilt:hover {
  transform: perspective(1000px) rotateX(var(--rotate-x, 0deg)) rotateY(var(--rotate-y, 0deg));
}

/* ============================================================================
   3D BUTTONS
   ============================================================================ */

.btn-3d {
  position: relative;
  background: var(--gradient-3d-primary);
  color: var(--color-text-secondary);
  border: none;
  border-radius: var(--radius-btn);
  padding: calc(var(--space-8) + var(--space-4)) calc(var(--space-24) + var(--space-8));
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  font-weight: 500;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: all var(--motion-duration-fast) var(--motion-ease-smooth);
  box-shadow: var(--shadow-3d);
  overflow: hidden;
}

.btn-3d::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--motion-duration-slow) var(--motion-ease-smooth);
}

.btn-3d:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-3d-hover);
}

.btn-3d:hover::before {
  left: 100%;
}

.btn-3d:active {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-3d:focus-visible {
  outline: 3px solid var(--color-text-tertiary);
  outline-offset: 4px;
}

/* Glassmorphism Button */
.btn-glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
  transition: all var(--motion-duration-fast) var(--motion-ease-smooth);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* ============================================================================
   FLOATING ELEMENTS
   ============================================================================ */

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes float-rotate {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(5deg);
  }
}

.float-element {
  animation: float var(--motion-duration-slow) var(--motion-ease-smooth) infinite;
}

.float-element-rotate {
  animation: float-rotate 6s var(--motion-ease-smooth) infinite;
}

/* ============================================================================
   PARALLAX LAYERS
   ============================================================================ */

.parallax-container {
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
}

.parallax-layer {
  position: absolute;
  will-change: transform;
  transition: transform var(--motion-duration-instant) linear;
}

.parallax-layer-1 { transform: translateZ(-100px) scale(1.1); }
.parallax-layer-2 { transform: translateZ(-200px) scale(1.2); }
.parallax-layer-3 { transform: translateZ(-300px) scale(1.3); }

/* ============================================================================
   3D TEXT EFFECTS
   ============================================================================ */

.text-3d {
  font-family: var(--font-family-primary);
  font-weight: 700;
  color: var(--color-text-secondary);
  text-shadow: 
    0 1px 0 rgba(61, 74, 223, 0.8),
    0 2px 0 rgba(61, 74, 223, 0.7),
    0 3px 0 rgba(61, 74, 223, 0.6),
    0 4px 0 rgba(61, 74, 223, 0.5),
    0 5px 0 rgba(61, 74, 223, 0.4),
    0 6px 10px rgba(0, 0, 0, 0.3);
  transform: translateZ(0);
}

.text-gradient {
  background: var(--gradient-3d-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-glow {
  color: var(--color-text-secondary);
  text-shadow: 
    0 0 10px rgba(61, 74, 223, 0.5),
    0 0 20px rgba(61, 74, 223, 0.3),
    0 0 30px rgba(61, 74, 223, 0.2);
}

/* ============================================================================
   MORPHING SHAPES
   ============================================================================ */

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

.shape-morph {
  animation: morph 8s var(--motion-ease-smooth) infinite;
  background: var(--gradient-3d-primary);
  will-change: border-radius;
}

/* ============================================================================
   GLASS CARDS
   ============================================================================ */

.glass-card {
  background: rgba(249, 250, 251, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-3d);
  transition: all var(--motion-duration-normal) var(--motion-ease-smooth);
}

.glass-card:hover {
  background: rgba(249, 250, 251, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-3d-hover);
  transform: translateY(-8px);
}

/* ============================================================================
   PARTICLE EFFECTS
   ============================================================================ */

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-text-tertiary);
  border-radius: 50%;
  pointer-events: none;
  animation: particle-rise 3s linear infinite;
}

@keyframes particle-rise {
  0% {
    transform: translateY(0) scale(0);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100px) scale(1);
    opacity: 0;
  }
}

/* ============================================================================
   RIPPLE EFFECT
   ============================================================================ */

.ripple {
  position: relative;
  overflow: hidden;
}

.ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(61, 74, 223, 0.3);
  transform: translate(-50%, -50%);
  transition: width var(--motion-duration-slow) var(--motion-ease-smooth),
              height var(--motion-duration-slow) var(--motion-ease-smooth),
              opacity var(--motion-duration-slow) var(--motion-ease-smooth);
  opacity: 0;
}

.ripple:active::after {
  width: 300px;
  height: 300px;
  opacity: 1;
}

/* ============================================================================
   MAGNETIC HOVER
   ============================================================================ */

.magnetic-element {
  transition: transform var(--motion-duration-fast) var(--motion-ease-elastic);
  cursor: pointer;
}

.magnetic-element:hover {
  transform: translate(var(--mouse-x, 0), var(--mouse-y, 0));
}

/* ============================================================================
   GRADIENT ANIMATION
   ============================================================================ */

@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-animated {
  background: linear-gradient(270deg, #3d4adf, #5865f2, #7c88ff);
  background-size: 400% 400%;
  animation: gradient-shift 8s var(--motion-ease-smooth) infinite;
}

/* ============================================================================
   HOLOGRAPHIC EFFECT
   ============================================================================ */

.holographic {
  position: relative;
  background: linear-gradient(
    45deg,
    #3d4adf 0%,
    #5865f2 25%,
    #7c88ff 50%,
    #5865f2 75%,
    #3d4adf 100%
  );
  background-size: 400% 400%;
  animation: gradient-shift 3s linear infinite;
}

.holographic::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  animation: shimmer 2s linear infinite;
}

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

/* ============================================================================
   NEON GLOW
   ============================================================================ */

.neon-glow {
  color: var(--color-text-secondary);
  text-shadow: 
    0 0 5px var(--color-text-tertiary),
    0 0 10px var(--color-text-tertiary),
    0 0 20px var(--color-text-tertiary),
    0 0 40px var(--color-text-tertiary);
  animation: neon-flicker 2s infinite alternate;
}

@keyframes neon-flicker {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.9;
  }
}

/* ============================================================================
   ACCESSIBILITY - REDUCED MOTION
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .card-3d:hover,
  .btn-3d:hover,
  .glass-card:hover {
    transform: none;
  }
  
  .float-element,
  .float-element-rotate,
  .shape-morph,
  .gradient-animated,
  .holographic,
  .neon-glow {
    animation: none;
  }
}

/* ============================================================================
   FOCUS STATES - KEYBOARD NAVIGATION
   ============================================================================ */

.card-3d:focus-visible,
.glass-card:focus-visible,
.magnetic-element:focus-visible {
  outline: 3px solid var(--color-text-tertiary);
  outline-offset: 4px;
}

/* ============================================================================
   LOADING STATES
   ============================================================================ */

@keyframes pulse-3d {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
}

.loading-3d {
  animation: pulse-3d var(--motion-duration-slow) var(--motion-ease-smooth) infinite;
  pointer-events: none;
}