/* Aurora AI - Advanced Animations CSS */

/* Animation Classes */
.animate-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-in.active {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Screen Animations */
@keyframes quantum-spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes neural-pulse {
    0%, 100% { 
        opacity: 0.6; 
        transform: translate(-50%, -50%) scale(1);
        box-shadow: 0 0 20px rgba(0, 255, 204, 0.5);
    }
    50% { 
        opacity: 1; 
        transform: translate(-50%, -50%) scale(1.2);
        box-shadow: 0 0 40px rgba(0, 255, 204, 0.8);
    }
}

@keyframes particle-float {
    0%, 100% { 
        transform: translateY(0) translateX(0); 
        opacity: 0.6; 
    }
    25% { 
        transform: translateY(-20px) translateX(10px); 
        opacity: 1; 
    }
    50% { 
        transform: translateY(-10px) translateX(-10px); 
        opacity: 0.8; 
    }
    75% { 
        transform: translateY(-30px) translateX(5px); 
        opacity: 1; 
    }
}

@keyframes progress-glow {
    0%, 100% { 
        box-shadow: 0 0 5px rgba(0, 255, 204, 0.5);
        background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    }
    50% { 
        box-shadow: 0 0 20px rgba(0, 255, 204, 0.8);
        background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    }
}

/* Hero Section Animations */
@keyframes quantum-field {
    0%, 100% { 
        opacity: 0.3;
        transform: scale(1);
    }
    50% { 
        opacity: 0.6;
        transform: scale(1.05);
    }
}

@keyframes neural-network {
    0% { 
        transform: translate(0, 0);
        opacity: 0.1;
    }
    100% { 
        transform: translate(50px, 50px);
        opacity: 0.1;
    }
}

@keyframes data-stream {
    0% { 
        transform: translateY(-100vh); 
        opacity: 0; 
    }
    10% { 
        opacity: 1; 
    }
    90% { 
        opacity: 1; 
    }
    100% { 
        transform: translateY(100vh); 
        opacity: 0; 
    }
}

@keyframes data-flow {
    0% { 
        transform: translateX(-100%);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% { 
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes node-pulse {
    0%, 100% { 
        opacity: 0.6; 
        transform: scale(1);
        box-shadow: 0 0 10px rgba(0, 153, 255, 0.5);
    }
    50% { 
        opacity: 1; 
        transform: scale(1.3);
        box-shadow: 0 0 20px rgba(0, 153, 255, 0.8);
    }
}

@keyframes gradient-shift {
    0%, 100% { 
        background-position: 0% 50%;
        transform: scale(1);
    }
    50% { 
        background-position: 100% 50%;
        transform: scale(1.05);
    }
}

/* Navigation Animations */
.navbar.scrolled {
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 20px rgba(0, 255, 204, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

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

/* Button Animations */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.btn:hover::before {
    width: 100%;
    height: 100%;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 204, 0.3);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 5px 15px rgba(0, 255, 204, 0.2);
}

/* Card Animations */
.phase-card,
.highlight-card,
.feature-item,
.doc-category {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.phase-card::before,
.highlight-card::before,
.feature-item::before,
.doc-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 204, 0.1), transparent);
    transition: left 0.5s ease;
}

.phase-card:hover::before,
.highlight-card:hover::before,
.feature-item:hover::before,
.doc-category:hover::before {
    left: 100%;
}

.phase-card:hover,
.highlight-card:hover,
.feature-item:hover,
.doc-category:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 255, 204, 0.2);
}

/* Timeline Animations */
.timeline-marker {
    animation: timeline-appear 0.6s ease-out forwards;
    opacity: 0;
}

@keyframes timeline-appear {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.roadmap-phase {
    animation: roadmap-slide 0.8s ease-out forwards;
    opacity: 0;
    transform: translateX(-50px);
}

.roadmap-phase:nth-child(even) {
    transform: translateX(50px);
}

@keyframes roadmap-slide {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Milestone Animations */
.milestone {
    position: relative;
}

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

@keyframes milestone-pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(0, 255, 204, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(0, 255, 204, 0);
    }
}

/* Counter Animations */
.stat-number {
    font-variant-numeric: tabular-nums;
}

/* Chart Animations */
.chart-container {
    position: relative;
    overflow: hidden;
}

.chart-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 204, 0.1), transparent);
    animation: chart-sweep 2s ease-out;
}

@keyframes chart-sweep {
    to {
        left: 100%;
    }
}

/* Footer Animations */
.footer-social .social-link {
    transition: all 0.3s ease;
}

.footer-social .social-link:hover {
    transform: translateY(-3px) rotate(360deg);
    background: var(--primary-color);
}

/* Loading States */
.loading-skeleton {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1) 25%, rgba(255, 255, 255, 0.2) 50%, rgba(255, 255, 255, 0.1) 75%);
    background-size: 200% 100%;
    animation: loading-skeleton 1.5s infinite;
}

@keyframes loading-skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Scroll Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Hover Effects */
.hover-lift {
    transition: transform 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
}

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

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(0, 255, 204, 0.3);
}

/* Pulse Animations */
.pulse {
    animation: pulse 2s ease-in-out infinite;
}

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

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

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

/* Rotate Animations */
.rotate {
    animation: rotate 20s linear infinite;
}

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

/* Bounce Animations */
.bounce {
    animation: bounce 2s ease-in-out infinite;
}

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

/* Shake Animations */
.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Fade Animations */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.fade-out {
    animation: fadeOut 0.5s ease-out;
}

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

/* Slide Animations */
.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-up {
    animation: slideInUp 0.5s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scale Animations */
.scale-in {
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    animation: typing 3s steps(40, end), blink-caret 0.75s step-end infinite;
}

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

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

/* Glitch Effect */
.glitch {
    position: relative;
    animation: glitch 2s infinite;
}

@keyframes glitch {
    0%, 100% {
        text-shadow: 2px 2px 0 var(--primary-color),
                    -2px -2px 0 var(--secondary-color);
    }
    25% {
        text-shadow: -2px 2px 0 var(--primary-color),
                    2px -2px 0 var(--secondary-color);
    }
    50% {
        text-shadow: 2px -2px 0 var(--primary-color),
                    -2px 2px 0 var(--secondary-color);
    }
    75% {
        text-shadow: -2px -2px 0 var(--primary-color),
                    2px 2px 0 var(--secondary-color);
    }
}

/* Particle System */
.particle-system {
    position: relative;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    animation: particle-float 3s ease-in-out infinite;
}

/* Neural Network Animation */
.neural-connection {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    transform-origin: left center;
    animation: neural-pulse 2s ease-in-out infinite;
}

/* Quantum Field Animation */
.quantum-field {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: radial-gradient(circle at 20% 50%, rgba(0, 255, 204, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(0, 153, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(255, 0, 255, 0.05) 0%, transparent 50%);
    animation: quantum-field 10s ease-in-out infinite;
}

/* Responsive Animation Adjustments */
@media (max-width: 768px) {
    .hero-title {
        animation: slide-in-up 0.8s ease-out;
    }
    
    .hero-stats {
        animation: fade-in 1s ease-out 0.3s both;
    }
    
    .hero-actions {
        animation: slide-in-up 1s ease-out 0.6s both;
    }
    
    .phase-card,
    .highlight-card,
    .feature-item {
        animation: slide-in-up 0.6s ease-out both;
    }
    
    .phase-card:nth-child(even),
    .highlight-card:nth-child(even),
    .feature-item:nth-child(even) {
        animation-delay: 0.2s;
    }
}

/* Performance Optimizations */
.animate-in,
.scroll-reveal {
    will-change: transform, opacity;
}

.animate-in.active,
.scroll-reveal.revealed {
    will-change: auto;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}