/**
 * Animations - Dark Racing Theme v3.0
 * Intense racing-inspired animations
 */

/* === REVEAL ANIMATIONS === */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Staggered reveals */
.reveal-on-scroll:nth-child(1) {
    transition-delay: 0s;
}

.reveal-on-scroll:nth-child(2) {
    transition-delay: 0.1s;
}

.reveal-on-scroll:nth-child(3) {
    transition-delay: 0.2s;
}

.reveal-on-scroll:nth-child(4) {
    transition-delay: 0.3s;
}

.reveal-on-scroll:nth-child(5) {
    transition-delay: 0.4s;
}

.reveal-on-scroll:nth-child(6) {
    transition-delay: 0.5s;
}

/* === RACING ANIMATIONS === */

/* Speed burst */
@keyframes speedBurst {
    0% {
        transform: translateX(-100%) scaleX(0.5);
        opacity: 0;
    }

    50% {
        opacity: 1;
        transform: translateX(0) scaleX(1);
    }

    100% {
        transform: translateX(100%) scaleX(0.5);
        opacity: 0;
    }
}

.speed-burst {
    animation: speedBurst 1.5s ease-in-out infinite;
}

/* Engine pulse */
@keyframes enginePulse {

    0%,
    100% {
        box-shadow: 0 0 10px rgba(255, 10, 10, 0.3);
        transform: scale(1);
    }

    25% {
        box-shadow: 0 0 20px rgba(255, 10, 10, 0.5);
        transform: scale(1.02);
    }

    50% {
        box-shadow: 0 0 30px rgba(255, 10, 10, 0.7);
        transform: scale(1.04);
    }

    75% {
        box-shadow: 0 0 20px rgba(255, 10, 10, 0.5);
        transform: scale(1.02);
    }
}

.engine-pulse {
    animation: enginePulse 0.8s ease-in-out infinite;
}

/* Tire spin */
@keyframes tireSpin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.tire-spin {
    animation: tireSpin 1s linear infinite;
}

/* Neon flicker (anime style) */
@keyframes neonFlicker {

    0%,
    100% {
        opacity: 1;
        text-shadow: 0 0 10px currentColor, 0 0 20px currentColor;
    }

    5% {
        opacity: 0.8;
    }

    10% {
        opacity: 1;
    }

    15% {
        opacity: 0.9;
    }

    20% {
        opacity: 1;
    }

    50% {
        text-shadow: 0 0 20px currentColor, 0 0 40px currentColor;
    }

    55% {
        opacity: 0.7;
    }

    60% {
        opacity: 1;
    }
}

.neon-flicker {
    animation: neonFlicker 3s ease-in-out infinite;
}

/* Code typing effect */
@keyframes codeType {
    from {
        width: 0;
    }

    to {
        width: 100%;
    }
}

.code-type {
    overflow: hidden;
    white-space: nowrap;
    animation: codeType 3s steps(40) forwards;
    border-right: 3px solid var(--racing-red);
}

/* Glitch effect (intense) */
@keyframes glitchIntense {

    0%,
    100% {
        transform: translate(0);
        filter: hue-rotate(0deg);
    }

    10% {
        transform: translate(-5px, -3px);
        filter: hue-rotate(90deg);
    }

    20% {
        transform: translate(5px, 3px);
        filter: hue-rotate(180deg);
    }

    30% {
        transform: translate(-3px, 5px);
        filter: hue-rotate(270deg);
    }

    40% {
        transform: translate(3px, -5px);
        filter: hue-rotate(360deg);
    }

    50% {
        transform: translate(-2px, 2px);
    }

    60% {
        transform: translate(2px, -2px);
    }

    70% {
        transform: translate(-1px, 3px);
    }

    80% {
        transform: translate(1px, -3px);
    }

    90% {
        transform: translate(0, 0);
    }
}

.glitch-intense:hover {
    animation: glitchIntense 0.5s ease-in-out;
}

/* Scan line effect */
@keyframes scanLineMove {
    0% {
        top: -5%;
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        top: 105%;
        opacity: 0;
    }
}

.scan-line::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--racing-red), transparent);
    box-shadow: 0 0 20px var(--racing-red);
    animation: scanLineMove 3s linear infinite;
}

/* Racing stripe slide */
@keyframes stripeSlide {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.racing-stripe {
    background: repeating-linear-gradient(90deg,
            transparent 0px,
            transparent 20px,
            var(--racing-red) 20px,
            var(--racing-red) 40px);
    background-size: 200% 100%;
    animation: stripeSlide 2s linear infinite;
}

/* Rev meter animation */
@keyframes revMeter {

    0%,
    100% {
        transform: rotate(-45deg);
    }

    50% {
        transform: rotate(45deg);
    }
}

.rev-meter {
    animation: revMeter 0.3s ease-in-out infinite;
}

/* Boost effect */
@keyframes boostEffect {
    0% {
        transform: scale(1) translateX(0);
        filter: blur(0);
    }

    50% {
        transform: scale(1.05) translateX(-5px);
        filter: blur(2px);
    }

    100% {
        transform: scale(1) translateX(0);
        filter: blur(0);
    }
}

.boost-effect:hover {
    animation: boostEffect 0.2s ease-out;
}

/* Floating animation */
@keyframes floatGentle {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

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

/* Shake animation */
@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    10% {
        transform: translateX(-5px);
    }

    20% {
        transform: translateX(5px);
    }

    30% {
        transform: translateX(-5px);
    }

    40% {
        transform: translateX(5px);
    }

    50% {
        transform: translateX(-3px);
    }

    60% {
        transform: translateX(3px);
    }

    70% {
        transform: translateX(-2px);
    }

    80% {
        transform: translateX(2px);
    }

    90% {
        transform: translateX(-1px);
    }
}

.shake:hover {
    animation: shake 0.5s ease-in-out;
}

/* Border glow pulse */
@keyframes borderGlow {

    0%,
    100% {
        border-color: var(--racing-red);
        box-shadow: 0 0 5px rgba(255, 10, 10, 0.3);
    }

    50% {
        border-color: var(--racing-red-light);
        box-shadow: 0 0 20px rgba(255, 10, 10, 0.6);
    }
}

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

/* Matrix rain effect (for backgrounds) */
@keyframes matrixRain {
    0% {
        transform: translateY(-100%);
        opacity: 1;
    }

    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* Progress bar fill animation */
@keyframes progressFill {
    from {
        width: 0;
    }
}

.progress-animate {
    animation: progressFill 1.5s ease-out forwards;
}

/* Card entrance from left */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Card entrance from right */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Fade in up */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Zoom in */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Utility classes */
.animate-slide-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease forwards;
}

.animate-fade-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-zoom {
    animation: zoomIn 0.5s ease forwards;
}

/* Delay utilities */
.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;
}

/* === SPEED WAVES CANVAS === */
#speedWavesCanvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 0;
    pointer-events: none;
    image-rendering: auto;
}

@media (prefers-reduced-motion: reduce) {
    #speedWavesCanvas {
        display: none;
    }
}