/**
 * Modern Animations & Effects
 * Inspired by modern portfolio designs
 * 
 * @package NitishInfo
 */

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  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(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  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 slideInUp {
  from {
    opacity: 0;
    transform: translateY(100px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animation Classes */
.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-down {
  animation: fadeInDown 0.8s ease-out forwards;
}

.fade-in-left {
  animation: fadeInLeft 0.8s ease-out forwards;
}

.fade-in-right {
  animation: fadeInRight 0.8s ease-out forwards;
}

.fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

.scale-in {
  animation: scaleIn 0.6s ease-out forwards;
}

.slide-in-up {
  animation: slideInUp 1s ease-out forwards;
}

/* Delay Classes */
.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; }

/* ============================================
   TYPING ANIMATION
   ============================================ */

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

@keyframes blink-caret {
  from, to {
    border-color: transparent;
  }
  50% {
    border-color: var(--color-primary);
  }
}

.typing-effect {
  overflow: hidden;
  border-right: 3px solid var(--color-primary);
  white-space: nowrap;
  animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

/* ============================================
   HOVER EFFECTS
   ============================================ */

.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.hover-scale {
  transition: transform 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.05);
}

.hover-glow {
  transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(0, 115, 170, 0.5);
}

.hover-shine {
  position: relative;
  overflow: hidden;
}

.hover-shine::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 0.5s ease;
}

.hover-shine:hover::before {
  left: 100%;
}

/* ============================================
   GLASSMORPHISM EFFECT
   ============================================ */

.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.glass-dark {
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   GRADIENT ANIMATIONS
   ============================================ */

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

.animated-gradient {
  background: linear-gradient(-45deg, var(--color-primary), var(--color-primary-light), var(--color-accent), var(--color-primary-dark));
  background-size: 400% 400%;
  animation: gradient-shift 15s ease infinite;
}

/* ============================================
   PARALLAX EFFECT
   ============================================ */

.parallax-element {
  transition: transform 0.3s ease-out;
}

/* ============================================
   LOADING ANIMATIONS
   ============================================ */

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

.spin {
  animation: spin 1s linear infinite;
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

.bounce {
  animation: bounce 2s infinite;
}

/* ============================================
   TEXT EFFECTS
   ============================================ */

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

.text-shimmer {
  background: linear-gradient(
    90deg,
    var(--color-text) 0%,
    var(--color-primary) 50%,
    var(--color-text) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: text-shimmer 3s linear infinite;
}

/* ============================================
   CARD EFFECTS
   ============================================ */

.card-3d {
  transform-style: preserve-3d;
  transition: transform 0.3s ease;
}

.card-3d:hover {
  transform: rotateY(5deg) rotateX(5deg);
}

.flip-card {
  perspective: 1000px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
}

.flip-card-back {
  transform: rotateY(180deg);
}

/* ============================================
   BUTTON EFFECTS
   ============================================ */

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

.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-ripple:active::after {
  width: 300px;
  height: 300px;
}

.btn-slide {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-primary-dark);
  transition: left 0.3s ease;
  z-index: -1;
}

.btn-slide:hover::before {
  left: 0;
}

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

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

.floating {
  animation: float 3s ease-in-out infinite;
}

.floating-delay-1 {
  animation-delay: 0.5s;
}

.floating-delay-2 {
  animation-delay: 1s;
}

.floating-delay-3 {
  animation-delay: 1.5s;
}

/* ============================================
   SMOOTH SCROLL
   ============================================ */

html {
  scroll-behavior: smooth;
}

/* ============================================
   CURSOR EFFECTS - Axtra Style
   ============================================ */

body.custom-cursor-active {
  cursor: none;
}

body.custom-cursor-active * {
  cursor: none !important;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-white);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  mix-blend-mode: difference;
}

.cursor-outline {
  width: 50px;
  height: 50px;
  border: 1px solid var(--color-white);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  mix-blend-mode: difference;
}

/* Cursor hover effects */
body.custom-cursor-active a:hover ~ .cursor-outline,
body.custom-cursor-active button:hover ~ .cursor-outline,
body.custom-cursor-active .hover-lift:hover ~ .cursor-outline,
body.custom-cursor-active .hover-scale:hover ~ .cursor-outline {
  width: 80px;
  height: 80px;
  border-color: var(--color-primary);
  background-color: rgba(59, 130, 246, 0.1);
}

body.custom-cursor-active a:hover ~ .cursor-dot,
body.custom-cursor-active button:hover ~ .cursor-dot {
  transform: translate(-50%, -50%) scale(1.5);
  background-color: var(--color-primary);
}

/* Hide cursor on mobile */
@media (max-width: 768px) {
  .cursor-dot,
  .cursor-outline {
    display: none;
  }
  
  body.custom-cursor-active {
    cursor: auto;
  }
}

/* ============================================
   RESPONSIVE ANIMATIONS
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 768px) {
  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
}