/* ========================================
   MKY IntelliSystems - Animations
   Subtle, Professional Animations
   ======================================== */

/* ========================================
   Keyframe Animations
   ======================================== */

/* Fade In */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Fade In Up */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade In Down */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade In Left */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Fade In Right */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scale In */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Pulse */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Glow Pulse */
@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(59, 130, 246, 0.6);
    }
}

/* Float */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Rotate */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Slide In Left */
@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Slide In Right */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Gradient Animation */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Shimmer Effect */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Bounce In */
@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

/* Typing Cursor */
@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}

/* Particle Float */
@keyframes particleFloat {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(10px, -10px);
    }
    50% {
        transform: translate(-5px, -20px);
    }
    75% {
        transform: translate(-10px, -10px);
    }
}

/* Orb Movement */
@keyframes orbMove {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 20px) scale(0.9);
    }
}

/* ========================================
   Animation Utility Classes
   ======================================== */

/* Fade Animations */
.animate-fadeIn {
    animation: fadeIn 0.6s ease-out;
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInDown {
    animation: fadeInDown 0.6s ease-out;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease-out;
}

/* Scale Animation */
.animate-scaleIn {
    animation: scaleIn 0.5s ease-out;
}

/* Pulse Animation */
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Float Animation */
.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Glow Pulse Animation */
.animate-glowPulse {
    animation: glowPulse 2s ease-in-out infinite;
}

/* Rotate Animation */
.animate-rotate {
    animation: rotate 20s linear infinite;
}

/* ========================================
   Scroll Reveal Animations
   ======================================== */

/* Elements start hidden and animate in on scroll */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Animations */
.reveal-stagger {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.reveal-stagger.active {
    opacity: 1;
    transform: translateY(0);
}

/* Delay variations for staggered animations */
.reveal-stagger:nth-child(1) { transition-delay: 0.1s; }
.reveal-stagger:nth-child(2) { transition-delay: 0.2s; }
.reveal-stagger:nth-child(3) { transition-delay: 0.3s; }
.reveal-stagger:nth-child(4) { transition-delay: 0.4s; }
.reveal-stagger:nth-child(5) { transition-delay: 0.5s; }
.reveal-stagger:nth-child(6) { transition-delay: 0.6s; }
.reveal-stagger:nth-child(7) { transition-delay: 0.7s; }
.reveal-stagger:nth-child(8) { transition-delay: 0.8s; }

/* ========================================
   Hover Effects
   ======================================== */

/* Card Hover */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Glow on Hover */
.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

/* Scale on Hover */
.hover-scale {
    transition: transform var(--transition-base);
}

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

/* Border Glow on Hover */
.hover-border-glow {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.hover-border-glow::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: inherit;
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-base);
}

.hover-border-glow:hover::before {
    opacity: 1;
}

/* ========================================
   Loading Animations
   ======================================== */

/* Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

/* Dots Loading */
.loading-dots {
    display: inline-flex;
    gap: 8px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

/* ========================================
   Page Transition
   ======================================== */

.page-transition {
    animation: fadeIn 0.3s ease-in-out;
}

/* ========================================
   Accessibility: Respect Motion Preferences
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    /* Disable all animations for users who prefer reduced motion */
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale,
    .reveal-stagger {
        opacity: 1 !important;
        transform: none !important;
    }
}


/* ========================================
   Enhanced Button Animations
   ======================================== */

.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: scale(0.98);
}

/* ========================================
   Card Interaction Effects
   ======================================== */

.service-card,
.project-card,
.solution-card,
.benefit-card,
.skills-card,
.contact-card,
.step-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover,
.project-card:hover,
.solution-card:hover,
.benefit-card:hover,
.skills-card:hover,
.contact-card:hover,
.step-card:hover {
    transform: translateY(-8px);
}

/* ========================================
   Smooth Section Transitions
   ======================================== */

section {
    transition: opacity 0.3s ease-in-out;
}

/* ========================================
   Link Hover Effects
   ======================================== */

a {
    transition: all 0.2s ease-in-out;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease-in-out;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* ========================================
   Image Zoom on Hover
   ======================================== */

.project-image,
.image-zoom {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.project-image:hover,
.image-zoom:hover {
    transform: scale(1.05);
}

/* ========================================
   Floating Animation for Decorative Elements
   ======================================== */

.gradient-orb {
    animation: orbMove 20s ease-in-out infinite;
}

.gradient-orb.orb-1 {
    animation-delay: 0s;
}

.gradient-orb.orb-2 {
    animation-delay: 10s;
}

/* ========================================
   Loading State Animations
   ======================================== */

.loading {
    display: inline-block;
    animation: pulse 1.5s ease-in-out infinite;
}

/* ========================================
   Scroll Progress Indicator (Optional)
   ======================================== */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transform-origin: left;
    transition: transform 0.1s linear;
}