/* ============================================
   KAIROS MATRIX LANDING - ANIMATIONS
   Scroll-triggered animations & effects
   ============================================ */

/* ============================================
   FADE ANIMATIONS
   ============================================ */
.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

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

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

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

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

/* Delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* Set initial state for animated elements */
.animate-fade-in,
.animate-fade-in-up,
.animate-fade-in-down,
.animate-fade-in-left,
.animate-fade-in-right {
    opacity: 0;
}

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

@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);
    }
}

/* ============================================
   SCALE ANIMATIONS
   ============================================ */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes popIn {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }
    70% {
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================
   SLIDE ANIMATIONS
   ============================================ */
@keyframes slideInFromTop {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

@keyframes slideInFromLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInFromRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   CONTINUOUS ANIMATIONS
   ============================================ */

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

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

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

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

/* Glow Animation */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(108, 92, 231, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(108, 92, 231, 0.6);
    }
}

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

/* Shimmer Animation */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.shimmer {
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s linear infinite;
}

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

.rotate {
    animation: rotate 10s linear infinite;
}

/* ============================================
   TEXT ANIMATIONS
   ============================================ */

/* Typing Animation */
@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blink {
    50% {
        border-color: transparent;
    }
}

.typing-text {
    overflow: hidden;
    white-space: nowrap;
    border-right: 3px solid var(--color-primary);
    animation: 
        typing 3s steps(30, end) forwards,
        blink 0.75s step-end infinite;
}

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

.animated-gradient-text {
    background: linear-gradient(
        90deg,
        #6C5CE7,
        #A29BFE,
        #00CEC9,
        #55EFC4,
        #6C5CE7
    );
    background-size: 300% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientFlow 5s ease infinite;
}

/* ============================================
   BUTTON ANIMATIONS
   ============================================ */

/* Button Ripple Effect */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.3) 10%, transparent 10%);
    background-repeat: no-repeat;
    background-position: 50%;
    transform: scale(10, 10);
    opacity: 0;
    transition: transform 0.5s, opacity 1s;
}

.btn-ripple:active::after {
    transform: scale(0, 0);
    opacity: 0.3;
    transition: 0s;
}

/* Button Shine Effect */
.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

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

/* ============================================
   CARD ANIMATIONS
   ============================================ */

/* Card 3D Tilt Effect (requires JS) */
.card-3d {
    transform-style: preserve-3d;
    perspective: 1000px;
}

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

/* Card Hover Lift */
.card-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(108, 92, 231, 0.2);
}

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

/* Spinner */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(108, 92, 231, 0.2);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Dots Loading */
@keyframes dots {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

.loading-dots {
    display: flex;
    gap: 8px;
}

.loading-dots span {
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: dots 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(1) { animation-delay: 0s; }
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

/* Progress Bar */
@keyframes progressBar {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.progress-bar {
    height: 4px;
    background: rgba(108, 92, 231, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar-inner {
    height: 100%;
    background: var(--gradient-primary);
    animation: progressBar 2s ease-out forwards;
}

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

/* Parallax Effect (requires JS) */
.parallax {
    will-change: transform;
}

/* Reveal on Scroll */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger Children Animation */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.stagger-children.active > *:nth-child(1) { transition-delay: 0s; }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.2s; }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.3s; }
.stagger-children.active > *:nth-child(5) { transition-delay: 0.4s; }
.stagger-children.active > *:nth-child(6) { transition-delay: 0.5s; }
.stagger-children.active > *:nth-child(7) { transition-delay: 0.6s; }
.stagger-children.active > *:nth-child(8) { transition-delay: 0.7s; }

.stagger-children.active > * {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   SPECIAL EFFECTS
   ============================================ */

/* Particle Effect Background */
@keyframes particle-float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(20px);
        opacity: 0;
    }
}

/* Neon Glow */
@keyframes neonPulse {
    0%, 100% {
        text-shadow: 
            0 0 5px var(--color-primary),
            0 0 10px var(--color-primary),
            0 0 20px var(--color-primary);
    }
    50% {
        text-shadow: 
            0 0 10px var(--color-primary),
            0 0 20px var(--color-primary),
            0 0 40px var(--color-primary);
    }
}

.neon-text {
    animation: neonPulse 2s ease-in-out infinite;
}

/* Border Gradient Animation */
@keyframes borderRotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animated-border {
    position: relative;
    z-index: 1;
}

.animated-border::before {
    content: '';
    position: absolute;
    z-index: -1;
    inset: -3px;
    background: conic-gradient(
        from 0deg,
        var(--color-primary),
        var(--color-secondary),
        var(--color-primary)
    );
    border-radius: inherit;
    animation: borderRotate 3s linear infinite;
}

.animated-border::after {
    content: '';
    position: absolute;
    z-index: -1;
    inset: 0;
    background: var(--bg-card);
    border-radius: inherit;
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@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;
    }
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
}